1 | /* $Id: DevBusLogic.cpp 106274 2024-10-10 08:07:33Z vboxsync $ */
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2 | /** @file
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3 | * VBox storage devices - BusLogic SCSI host adapter BT-958.
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4 | *
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5 | * Based on the Multi-Master Ultra SCSI Systems Technical Reference Manual.
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6 | */
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7 |
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8 | /*
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9 | * Copyright (C) 2006-2024 Oracle and/or its affiliates.
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10 | *
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11 | * This file is part of VirtualBox base platform packages, as
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12 | * available from https://www.virtualbox.org.
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13 | *
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14 | * This program is free software; you can redistribute it and/or
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15 | * modify it under the terms of the GNU General Public License
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16 | * as published by the Free Software Foundation, in version 3 of the
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17 | * License.
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18 | *
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19 | * This program is distributed in the hope that it will be useful, but
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20 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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22 | * General Public License for more details.
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23 | *
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24 | * You should have received a copy of the GNU General Public License
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25 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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26 | *
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27 | * SPDX-License-Identifier: GPL-3.0-only
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28 | */
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29 |
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30 |
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31 | /*********************************************************************************************************************************
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32 | * Header Files *
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33 | *********************************************************************************************************************************/
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34 | #define LOG_GROUP LOG_GROUP_DEV_BUSLOGIC
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35 | #include <VBox/vmm/pdmdev.h>
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36 | #include <VBox/vmm/pdmstorageifs.h>
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37 | #include <VBox/vmm/pdmcritsect.h>
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38 | #include <VBox/AssertGuest.h>
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39 | #include <VBox/scsi.h>
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40 | #include <iprt/asm.h>
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41 | #include <iprt/assert.h>
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42 | #include <iprt/string.h>
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43 | #include <iprt/log.h>
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44 | #ifdef IN_RING3
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45 | # include <iprt/alloc.h>
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46 | # include <iprt/memcache.h>
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47 | # include <iprt/param.h>
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48 | # include <iprt/uuid.h>
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49 | #endif
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50 |
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51 | #include "VBoxSCSI.h"
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52 | #include "VBoxDD.h"
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53 |
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54 |
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55 | /*********************************************************************************************************************************
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56 | * Defined Constants And Macros *
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57 | *********************************************************************************************************************************/
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58 | /** Maximum number of attached devices the adapter can handle. */
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59 | #define BUSLOGIC_MAX_DEVICES 16
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60 |
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61 | /** Maximum number of scatter gather elements this device can handle. */
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62 | #define BUSLOGIC_MAX_SCATTER_GATHER_LIST_SIZE 128
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63 |
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64 | /** Size of the command buffer. */
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65 | #define BUSLOGIC_COMMAND_SIZE_MAX 53
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66 |
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67 | /** Size of the reply buffer. */
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68 | #define BUSLOGIC_REPLY_SIZE_MAX 64
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69 |
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70 | /** Custom fixed I/O ports for BIOS controller access.
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71 | * Note that these should not be in the ISA range (below 400h) to avoid
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72 | * conflicts with ISA device probing. Addresses in the 300h-340h range should be
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73 | * especially avoided.
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74 | */
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75 | #define BUSLOGIC_BIOS_IO_PORT 0x430
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76 |
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77 | /** State saved version. */
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78 | #define BUSLOGIC_SAVED_STATE_MINOR_VERSION 5
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79 | /** Saved state version before VBoxSCSI got removed. */
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80 | #define BUSLOGIC_SAVED_STATE_MINOR_PRE_VBOXSCSI_REMOVAL 4
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81 | /** Saved state version before command buffer size was raised. */
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82 | #define BUSLOGIC_SAVED_STATE_MINOR_PRE_CMDBUF_RESIZE 3
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83 | /** Saved state version before 24-bit mailbox support was implemented. */
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84 | #define BUSLOGIC_SAVED_STATE_MINOR_PRE_24BIT_MBOX 2
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85 | /** Saved state version before the suspend on error feature was implemented. */
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86 | #define BUSLOGIC_SAVED_STATE_MINOR_PRE_ERROR_HANDLING 1
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87 |
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88 | /** Command buffer size in old saved states. */
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89 | #define BUSLOGIC_COMMAND_SIZE_OLD 5
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90 |
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91 | /** The duration of software-initiated reset (in nano seconds).
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92 | * Not documented, set to 50 ms. */
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93 | #define BUSLOGIC_RESET_DURATION_NS UINT64_C(50000000)
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94 |
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95 |
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96 | /*********************************************************************************************************************************
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97 | * Structures and Typedefs *
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98 | *********************************************************************************************************************************/
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99 | /**
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100 | * State of a device attached to the buslogic host adapter.
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101 | *
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102 | * @implements PDMIBASE
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103 | * @implements PDMISCSIPORT
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104 | * @implements PDMILEDPORTS
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105 | */
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106 | typedef struct BUSLOGICDEVICE
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107 | {
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108 | /** The ring-3 device instance (for getting our bearings when arriving in an
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109 | * interface method). */
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110 | PPDMDEVINSR3 pDevIns;
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111 |
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112 | /** LUN of the device. */
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113 | uint32_t iLUN;
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114 |
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115 | /** Flag whether device is present.
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116 | * @note This is mirrored in BUSLOGIC::afDevicePresent. */
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117 | bool fPresent;
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118 | bool afAlignment[3];
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119 |
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120 | /** Our base interface. */
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121 | PDMIBASE IBase;
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122 | /** Media port interface. */
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123 | PDMIMEDIAPORT IMediaPort;
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124 | /** Extended media port interface. */
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125 | PDMIMEDIAEXPORT IMediaExPort;
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126 | /** Led interface. */
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127 | PDMILEDPORTS ILed;
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128 | /** Pointer to the attached driver's base interface. */
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129 | R3PTRTYPE(PPDMIBASE) pDrvBase;
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130 | /** Pointer to the attached driver's media interface. */
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131 | R3PTRTYPE(PPDMIMEDIA) pDrvMedia;
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132 | /** Pointer to the attached driver's extended media interface. */
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133 | R3PTRTYPE(PPDMIMEDIAEX) pDrvMediaEx;
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134 | /** The status LED state for this device. */
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135 | PDMLED Led;
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136 |
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137 | /** Number of outstanding tasks on the port. */
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138 | volatile uint32_t cOutstandingRequests;
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139 | /** The device name. */
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140 | char szName[12];
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141 | } BUSLOGICDEVICE, *PBUSLOGICDEVICE;
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142 |
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143 | /**
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144 | * Commands the BusLogic adapter supports.
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145 | */
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146 | enum BUSLOGICCOMMAND
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147 | {
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148 | BUSLOGICCOMMAND_TEST_CMDC_INTERRUPT = 0x00,
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149 | BUSLOGICCOMMAND_INITIALIZE_MAILBOX = 0x01,
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150 | BUSLOGICCOMMAND_EXECUTE_MAILBOX_COMMAND = 0x02,
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151 | BUSLOGICCOMMAND_EXECUTE_BIOS_COMMAND = 0x03,
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152 | BUSLOGICCOMMAND_INQUIRE_BOARD_ID = 0x04,
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153 | BUSLOGICCOMMAND_ENABLE_OUTGOING_MAILBOX_AVAILABLE_INTERRUPT = 0x05,
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154 | BUSLOGICCOMMAND_SET_SCSI_SELECTION_TIMEOUT = 0x06,
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155 | BUSLOGICCOMMAND_SET_PREEMPT_TIME_ON_BUS = 0x07,
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156 | BUSLOGICCOMMAND_SET_TIME_OFF_BUS = 0x08,
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157 | BUSLOGICCOMMAND_SET_BUS_TRANSFER_RATE = 0x09,
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158 | BUSLOGICCOMMAND_INQUIRE_INSTALLED_DEVICES_ID_0_TO_7 = 0x0a,
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159 | BUSLOGICCOMMAND_INQUIRE_CONFIGURATION = 0x0b,
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160 | BUSLOGICCOMMAND_ENABLE_TARGET_MODE = 0x0c,
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161 | BUSLOGICCOMMAND_INQUIRE_SETUP_INFORMATION = 0x0d,
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162 | BUSLOGICCOMMAND_WRITE_ADAPTER_LOCAL_RAM = 0x1a,
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163 | BUSLOGICCOMMAND_READ_ADAPTER_LOCAL_RAM = 0x1b,
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164 | BUSLOGICCOMMAND_WRITE_BUSMASTER_CHIP_FIFO = 0x1c,
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165 | BUSLOGICCOMMAND_READ_BUSMASTER_CHIP_FIFO = 0x1d,
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166 | BUSLOGICCOMMAND_ECHO_COMMAND_DATA = 0x1f,
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167 | BUSLOGICCOMMAND_HOST_ADAPTER_DIAGNOSTIC = 0x20,
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168 | BUSLOGICCOMMAND_SET_ADAPTER_OPTIONS = 0x21,
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169 | BUSLOGICCOMMAND_INQUIRE_INSTALLED_DEVICES_ID_8_TO_15 = 0x23,
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170 | BUSLOGICCOMMAND_INQUIRE_TARGET_DEVICES = 0x24,
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171 | BUSLOGICCOMMAND_DISABLE_HOST_ADAPTER_INTERRUPT = 0x25,
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172 | BUSLOGICCOMMAND_EXT_BIOS_INFO = 0x28,
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173 | BUSLOGICCOMMAND_UNLOCK_MAILBOX = 0x29,
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174 | BUSLOGICCOMMAND_INITIALIZE_EXTENDED_MAILBOX = 0x81,
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175 | BUSLOGICCOMMAND_EXECUTE_SCSI_COMMAND = 0x83,
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176 | BUSLOGICCOMMAND_INQUIRE_FIRMWARE_VERSION_3RD_LETTER = 0x84,
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177 | BUSLOGICCOMMAND_INQUIRE_FIRMWARE_VERSION_LETTER = 0x85,
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178 | BUSLOGICCOMMAND_INQUIRE_PCI_HOST_ADAPTER_INFORMATION = 0x86,
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179 | BUSLOGICCOMMAND_INQUIRE_HOST_ADAPTER_MODEL_NUMBER = 0x8b,
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180 | BUSLOGICCOMMAND_INQUIRE_SYNCHRONOUS_PERIOD = 0x8c,
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181 | BUSLOGICCOMMAND_INQUIRE_EXTENDED_SETUP_INFORMATION = 0x8d,
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182 | BUSLOGICCOMMAND_ENABLE_STRICT_ROUND_ROBIN_MODE = 0x8f,
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183 | BUSLOGICCOMMAND_STORE_HOST_ADAPTER_LOCAL_RAM = 0x90,
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184 | BUSLOGICCOMMAND_FETCH_HOST_ADAPTER_LOCAL_RAM = 0x91,
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185 | BUSLOGICCOMMAND_STORE_LOCAL_DATA_IN_EEPROM = 0x92,
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186 | BUSLOGICCOMMAND_UPLOAD_AUTO_SCSI_CODE = 0x94,
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187 | BUSLOGICCOMMAND_MODIFY_IO_ADDRESS = 0x95,
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188 | BUSLOGICCOMMAND_SET_CCB_FORMAT = 0x96,
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189 | BUSLOGICCOMMAND_WRITE_INQUIRY_BUFFER = 0x9a,
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190 | BUSLOGICCOMMAND_READ_INQUIRY_BUFFER = 0x9b,
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191 | BUSLOGICCOMMAND_FLASH_ROM_UPLOAD_DOWNLOAD = 0xa7,
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192 | BUSLOGICCOMMAND_READ_SCAM_DATA = 0xa8,
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193 | BUSLOGICCOMMAND_WRITE_SCAM_DATA = 0xa9
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194 | } BUSLOGICCOMMAND;
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195 |
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196 | #pragma pack(1)
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197 | /**
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198 | * Auto SCSI structure which is located
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199 | * in host adapter RAM and contains several
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200 | * configuration parameters.
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201 | */
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202 | typedef struct AutoSCSIRam
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203 | {
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204 | uint8_t aInternalSignature[2];
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205 | uint8_t cbInformation;
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206 | uint8_t aHostAdaptertype[6];
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207 | uint8_t uReserved1;
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208 | bool fFloppyEnabled : 1;
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209 | bool fFloppySecondary : 1;
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210 | bool fLevelSensitiveInterrupt : 1;
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211 | unsigned char uReserved2 : 2;
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212 | unsigned char uSystemRAMAreForBIOS : 3;
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213 | unsigned char uDMAChannel : 7;
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214 | bool fDMAAutoConfiguration : 1;
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215 | unsigned char uIrqChannel : 7;
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216 | bool fIrqAutoConfiguration : 1;
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217 | uint8_t uDMATransferRate;
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218 | uint8_t uSCSIId;
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219 | bool fLowByteTerminated : 1;
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220 | bool fParityCheckingEnabled : 1;
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221 | bool fHighByteTerminated : 1;
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222 | bool fNoisyCablingEnvironment : 1;
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223 | bool fFastSynchronousNeogtiation : 1;
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224 | bool fBusResetEnabled : 1;
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225 | bool fReserved3 : 1;
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226 | bool fActiveNegotiationEnabled : 1;
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227 | uint8_t uBusOnDelay;
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228 | uint8_t uBusOffDelay;
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229 | bool fHostAdapterBIOSEnabled : 1;
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230 | bool fBIOSRedirectionOfInt19 : 1;
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231 | bool fExtendedTranslation : 1;
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232 | bool fMapRemovableAsFixed : 1;
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233 | bool fReserved4 : 1;
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234 | bool fBIOSSupportsMoreThan2Drives : 1;
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235 | bool fBIOSInterruptMode : 1;
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236 | bool fFlopticalSupport : 1;
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237 | uint16_t u16DeviceEnabledMask;
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238 | uint16_t u16WidePermittedMask;
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239 | uint16_t u16FastPermittedMask;
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240 | uint16_t u16SynchronousPermittedMask;
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241 | uint16_t u16DisconnectPermittedMask;
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242 | uint16_t u16SendStartUnitCommandMask;
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243 | uint16_t u16IgnoreInBIOSScanMask;
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244 | unsigned char uPCIInterruptPin : 2;
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245 | unsigned char uHostAdapterIoPortAddress : 2;
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246 | bool fStrictRoundRobinMode : 1;
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247 | bool fVesaBusSpeedGreaterThan33MHz : 1;
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248 | bool fVesaBurstWrite : 1;
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249 | bool fVesaBurstRead : 1;
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250 | uint16_t u16UltraPermittedMask;
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251 | uint32_t uReserved5;
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252 | uint8_t uReserved6;
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253 | uint8_t uAutoSCSIMaximumLUN;
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254 | bool fReserved7 : 1;
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255 | bool fSCAMDominant : 1;
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256 | bool fSCAMenabled : 1;
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257 | bool fSCAMLevel2 : 1;
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258 | unsigned char uReserved8 : 4;
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259 | bool fInt13Extension : 1;
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260 | bool fReserved9 : 1;
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261 | bool fCDROMBoot : 1;
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262 | unsigned char uReserved10 : 5;
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263 | unsigned char uBootTargetId : 4;
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264 | unsigned char uBootChannel : 4;
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265 | bool fForceBusDeviceScanningOrder : 1;
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266 | unsigned char uReserved11 : 7;
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267 | uint16_t u16NonTaggedToAlternateLunPermittedMask;
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268 | uint16_t u16RenegotiateSyncAfterCheckConditionMask;
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269 | uint8_t aReserved12[10];
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270 | uint8_t aManufacturingDiagnostic[2];
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271 | uint16_t u16Checksum;
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272 | } AutoSCSIRam, *PAutoSCSIRam;
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273 | AssertCompileSize(AutoSCSIRam, 64);
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274 | #pragma pack()
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275 |
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276 | /**
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277 | * The local Ram.
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278 | */
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279 | typedef union HostAdapterLocalRam
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280 | {
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281 | /** Byte view. */
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282 | uint8_t u8View[256];
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283 | /** Structured view. */
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284 | struct
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285 | {
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286 | /** Offset 0 - 63 is for BIOS. */
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287 | uint8_t u8Bios[64];
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288 | /** Auto SCSI structure. */
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289 | AutoSCSIRam autoSCSIData;
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290 | } structured;
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291 | } HostAdapterLocalRam, *PHostAdapterLocalRam;
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292 | AssertCompileSize(HostAdapterLocalRam, 256);
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293 |
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294 |
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295 | /** Ugly 24-bit big-endian addressing. */
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296 | typedef struct
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297 | {
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298 | uint8_t hi;
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299 | uint8_t mid;
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300 | uint8_t lo;
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301 | } Addr24, Len24;
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302 | AssertCompileSize(Addr24, 3);
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303 |
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304 | #define ADDR_TO_U32(x) (((x).hi << 16) | ((x).mid << 8) | (x).lo)
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305 | #define LEN_TO_U32 ADDR_TO_U32
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306 | #define U32_TO_ADDR(a, x) do {(a).hi = (x) >> 16; (a).mid = (x) >> 8; (a).lo = (x);} while(0)
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307 | #define U32_TO_LEN U32_TO_ADDR
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308 |
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309 | /** @name Compatible ISA base I/O port addresses. Disabled if zero.
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310 | * @{ */
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311 | #define NUM_ISA_BASES 8
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312 | #define MAX_ISA_BASE (NUM_ISA_BASES - 1)
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313 | #define ISA_BASE_DISABLED 6
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314 |
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315 | #ifdef IN_RING3
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316 | static uint16_t const g_aISABases[NUM_ISA_BASES] =
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317 | {
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318 | 0x330, 0x334, 0x230, 0x234, 0x130, 0x134, 0, 0
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319 | };
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320 | #endif
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321 | /** @} */
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322 |
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323 | /**
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324 | * Emulated device types.
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325 | */
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326 | enum BL_DEVICE_TYPE
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327 | {
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328 | DEV_BT_958D = 0, /* BusLogic BT-958D, PCI. */
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329 | DEV_BT_545C = 1, /* BusLogic BT-545C, ISA. */
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330 | DEV_AHA_1540B = 2 /* Adaptec AHA-1540B, ISA. */
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331 | };
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332 |
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333 | /** Pointer to a task state structure. */
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334 | typedef struct BUSLOGICREQ *PBUSLOGICREQ;
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335 |
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336 | /**
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337 | * The shared BusLogic device emulation state.
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338 | */
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339 | typedef struct BUSLOGIC
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340 | {
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341 | /** Status register - Readonly. */
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342 | volatile uint8_t regStatus;
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343 | /** Interrupt register - Readonly. */
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344 | volatile uint8_t regInterrupt;
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345 | /** Geometry register - Readonly. */
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346 | volatile uint8_t regGeometry;
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347 | /** Pending (delayed) interrupt. */
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348 | volatile uint8_t uPendingIntr;
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349 |
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350 | /** Command code the guest issued. */
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351 | uint8_t uOperationCode;
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352 | /** Current position in the command buffer. */
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353 | uint8_t iParameter;
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354 | /** Parameters left until the command is complete. */
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355 | uint8_t cbCommandParametersLeft;
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356 | /** Buffer for the command parameters the adapter is currently receiving from the guest.
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357 | * Size of the largest command which is possible. */
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358 | uint8_t aCommandBuffer[BUSLOGIC_COMMAND_SIZE_MAX]; /* Size of the biggest request. */
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359 |
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360 | /** Only for LOG_ENABLED builds! */
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361 | volatile uint32_t cInMailboxesReadyIfLogEnabled;
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362 |
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363 | /** Position in the buffer we are reading next.
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364 | * @note aligned on 64 byte boundrary for cache-line mojo. Means IOISABase
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365 | * is at offset 130. */
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366 | uint8_t iReply;
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367 | /** Bytes left until the reply buffer is empty. */
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368 | uint8_t cbReplyParametersLeft;
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369 | /** Buffer to store reply data from the controller to the guest. */
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370 | uint8_t aReplyBuffer[BUSLOGIC_REPLY_SIZE_MAX]; /* Size of the biggest reply. */
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371 |
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372 | /** ISA I/O port base (disabled if zero). */
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373 | RTIOPORT IOISABase;
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374 | /** Default ISA I/O port base in FW-compatible format. */
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375 | uint8_t uDefaultISABaseCode;
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376 | /** Emulated device type. */
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377 | uint8_t uDevType;
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378 |
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379 | /** Signature index for Adaptec models. */
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380 | uint8_t uAhaSigIdx;
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381 |
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382 | /** Whether we are using the RAM or reply buffer. */
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383 | bool fUseLocalRam;
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384 |
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385 | /** Flag whether IRQs are enabled. */
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386 | bool fIRQEnabled;
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387 | /** Flag whether 24-bit mailboxes are in use (default is 32-bit). */
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388 | bool fMbxIs24Bit;
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389 | /** ISA I/O port base (encoded in FW-compatible format). */
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390 | uint8_t uISABaseCode;
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391 | /** ISA IRQ, non-zero if in ISA mode. */
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392 | uint8_t uIsaIrq;
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393 |
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394 | /** Number of mailboxes the guest set up. */
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395 | uint32_t cMailbox;
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396 |
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397 | /** Time when HBA reset was last initiated. */
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398 | uint64_t u64ResetTime; /**< @todo does this need to be saved? */
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399 | /** Physical base address of the outgoing mailboxes. */
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400 | RTGCPHYS GCPhysAddrMailboxOutgoingBase;
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401 | /** Current outgoing mailbox position. */
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402 | uint32_t uMailboxOutgoingPositionCurrent;
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403 | /** Number of mailboxes ready. */
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404 | volatile uint32_t cMailboxesReady;
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405 | /** Whether a notification to R3 was sent. */
|
---|
406 | volatile bool fNotificationSent;
|
---|
407 | /** Flag whether a BIOS request is pending. */
|
---|
408 | volatile bool fBiosReqPending;
|
---|
409 |
|
---|
410 | /** Whether strict round robin is enabled. */
|
---|
411 | bool fStrictRoundRobinMode;
|
---|
412 | /** Whether the extended LUN CCB format is enabled for 32 possible logical units. */
|
---|
413 | bool fExtendedLunCCBFormat;
|
---|
414 | /** Last completed command, for debugging. */
|
---|
415 | uint8_t uPrevCmd;
|
---|
416 |
|
---|
417 | /** Current incoming mailbox position. */
|
---|
418 | uint32_t uMailboxIncomingPositionCurrent;
|
---|
419 | /** Physical base address of the incoming mailboxes. */
|
---|
420 | RTGCPHYS GCPhysAddrMailboxIncomingBase;
|
---|
421 |
|
---|
422 | /** Critical section protecting access to the interrupt status register and uMailboxIncomingPositionCurrent. */
|
---|
423 | PDMCRITSECT CritSectIntr;
|
---|
424 |
|
---|
425 | /** Device presence indicators.
|
---|
426 | * @note Copy of BUSLOGICDEVICE::fPresent accessible from ring-0. */
|
---|
427 | bool afDevicePresent[BUSLOGIC_MAX_DEVICES];
|
---|
428 |
|
---|
429 | /** The event semaphore the processing thread waits on. */
|
---|
430 | SUPSEMEVENT hEvtProcess;
|
---|
431 |
|
---|
432 | /** ISA compatibility I/O ports. */
|
---|
433 | IOMIOPORTHANDLE hIoPortsIsa;
|
---|
434 | /** BIOS I/O ports for booting, optional. */
|
---|
435 | IOMIOPORTHANDLE hIoPortsBios;
|
---|
436 | /** PCI Region \#0: I/O ports. */
|
---|
437 | IOMIOPORTHANDLE hIoPortsPci;
|
---|
438 | /** PCI Region \#1: MMIO (32 bytes, but probably rounded up to 4KB). */
|
---|
439 | IOMMMIOHANDLE hMmio;
|
---|
440 |
|
---|
441 | /** Local RAM for the fetch hostadapter local RAM request.
|
---|
442 | * I don't know how big the buffer really is but the maximum
|
---|
443 | * seems to be 256 bytes because the offset and count field in the command request
|
---|
444 | * are only one byte big.
|
---|
445 | */
|
---|
446 | HostAdapterLocalRam LocalRam;
|
---|
447 | } BUSLOGIC;
|
---|
448 | /** Pointer to the shared BusLogic device emulation state. */
|
---|
449 | typedef BUSLOGIC *PBUSLOGIC;
|
---|
450 |
|
---|
451 |
|
---|
452 | /**
|
---|
453 | * The ring-3 BusLogic device emulation state.
|
---|
454 | *
|
---|
455 | * @implements PDMILEDPORTS
|
---|
456 | */
|
---|
457 | typedef struct BUSLOGICR3
|
---|
458 | {
|
---|
459 | /** The device instance - only for getting our bearings in interface methods. */
|
---|
460 | PPDMDEVINSR3 pDevIns;
|
---|
461 |
|
---|
462 | /** BusLogic device states. */
|
---|
463 | BUSLOGICDEVICE aDeviceStates[BUSLOGIC_MAX_DEVICES];
|
---|
464 |
|
---|
465 | /** The base interface.
|
---|
466 | * @todo use PDMDEVINS::IBase */
|
---|
467 | PDMIBASE IBase;
|
---|
468 | /** Status Port - Leds interface. */
|
---|
469 | PDMILEDPORTS ILeds;
|
---|
470 | /** Partner of ILeds. */
|
---|
471 | R3PTRTYPE(PPDMILEDCONNECTORS) pLedsConnector;
|
---|
472 | /** Status LUN: Media Notifys. */
|
---|
473 | R3PTRTYPE(PPDMIMEDIANOTIFY) pMediaNotify;
|
---|
474 |
|
---|
475 | /** Indicates that PDMDevHlpAsyncNotificationCompleted should be called when
|
---|
476 | * a port is entering the idle state. */
|
---|
477 | bool volatile fSignalIdle;
|
---|
478 | /** Flag whether the worker thread is sleeping. */
|
---|
479 | volatile bool fWrkThreadSleeping;
|
---|
480 |
|
---|
481 | /** Worker thread. */
|
---|
482 | R3PTRTYPE(PPDMTHREAD) pThreadWrk;
|
---|
483 |
|
---|
484 | /** Pointer to the array of addresses to redo. */
|
---|
485 | R3PTRTYPE(PRTGCPHYS) paGCPhysAddrCCBRedo;
|
---|
486 | /** Number of addresses the redo array holds. */
|
---|
487 | uint32_t cReqsRedo;
|
---|
488 | } BUSLOGICR3;
|
---|
489 | /** Pointer to the ring-3 BusLogic device emulation state. */
|
---|
490 | typedef BUSLOGICR3 *PBUSLOGICR3;
|
---|
491 |
|
---|
492 |
|
---|
493 | /**
|
---|
494 | * The ring-0 BusLogic device emulation state.
|
---|
495 | */
|
---|
496 | typedef struct BUSLOGICR0
|
---|
497 | {
|
---|
498 | uint64_t uUnused;
|
---|
499 | } BUSLOGICR0;
|
---|
500 | /** Pointer to the ring-0 BusLogic device emulation state. */
|
---|
501 | typedef BUSLOGICR0 *PBUSLOGICR0;
|
---|
502 |
|
---|
503 |
|
---|
504 | /**
|
---|
505 | * The raw-mode BusLogic device emulation state.
|
---|
506 | */
|
---|
507 | typedef struct BUSLOGICRC
|
---|
508 | {
|
---|
509 | uint64_t uUnused;
|
---|
510 | } BUSLOGICRC;
|
---|
511 | /** Pointer to the raw-mode BusLogic device emulation state. */
|
---|
512 | typedef BUSLOGICRC *PBUSLOGICRC;
|
---|
513 |
|
---|
514 |
|
---|
515 | /** The current context BusLogic device emulation state. */
|
---|
516 | typedef CTX_SUFF(BUSLOGIC) BUSLOGICCC;
|
---|
517 | /** Pointer to the current context BusLogic device emulation state. */
|
---|
518 | typedef CTX_SUFF(PBUSLOGIC) PBUSLOGICCC;
|
---|
519 |
|
---|
520 |
|
---|
521 | /** Register offsets in the I/O port space. */
|
---|
522 | #define BUSLOGIC_REGISTER_CONTROL 0 /**< Writeonly */
|
---|
523 | /** Fields for the control register. */
|
---|
524 | # define BL_CTRL_RSBUS RT_BIT(4) /* Reset SCSI Bus. */
|
---|
525 | # define BL_CTRL_RINT RT_BIT(5) /* Reset Interrupt. */
|
---|
526 | # define BL_CTRL_RSOFT RT_BIT(6) /* Soft Reset. */
|
---|
527 | # define BL_CTRL_RHARD RT_BIT(7) /* Hard Reset. */
|
---|
528 |
|
---|
529 | #define BUSLOGIC_REGISTER_STATUS 0 /**< Readonly */
|
---|
530 | /** Fields for the status register. */
|
---|
531 | # define BL_STAT_CMDINV RT_BIT(0) /* Command Invalid. */
|
---|
532 | # define BL_STAT_DIRRDY RT_BIT(2) /* Data In Register Ready. */
|
---|
533 | # define BL_STAT_CPRBSY RT_BIT(3) /* Command/Parameter Out Register Busy. */
|
---|
534 | # define BL_STAT_HARDY RT_BIT(4) /* Host Adapter Ready. */
|
---|
535 | # define BL_STAT_INREQ RT_BIT(5) /* Initialization Required. */
|
---|
536 | # define BL_STAT_DFAIL RT_BIT(6) /* Diagnostic Failure. */
|
---|
537 | # define BL_STAT_DACT RT_BIT(7) /* Diagnistic Active. */
|
---|
538 |
|
---|
539 | #define BUSLOGIC_REGISTER_COMMAND 1 /**< Writeonly */
|
---|
540 | #define BUSLOGIC_REGISTER_DATAIN 1 /**< Readonly */
|
---|
541 | #define BUSLOGIC_REGISTER_INTERRUPT 2 /**< Readonly */
|
---|
542 | /** Fields for the interrupt register. */
|
---|
543 | # define BL_INTR_IMBL RT_BIT(0) /* Incoming Mailbox Loaded. */
|
---|
544 | # define BL_INTR_OMBR RT_BIT(1) /* Outgoing Mailbox Available. */
|
---|
545 | # define BL_INTR_CMDC RT_BIT(2) /* Command Complete. */
|
---|
546 | # define BL_INTR_RSTS RT_BIT(3) /* SCSI Bus Reset State. */
|
---|
547 | # define BL_INTR_INTV RT_BIT(7) /* Interrupt Valid. */
|
---|
548 |
|
---|
549 | #define BUSLOGIC_REGISTER_GEOMETRY 3 /* Readonly */
|
---|
550 | # define BL_GEOM_XLATEN RT_BIT(7) /* Extended geometry translation enabled. */
|
---|
551 | # define BL_GEOM_ISA 0x55 /* ISA adapter? Utterly undocumented. */
|
---|
552 |
|
---|
553 | /** Structure for the INQUIRE_PCI_HOST_ADAPTER_INFORMATION reply. */
|
---|
554 | typedef struct ReplyInquirePCIHostAdapterInformation
|
---|
555 | {
|
---|
556 | uint8_t IsaIOPort;
|
---|
557 | uint8_t IRQ;
|
---|
558 | unsigned char LowByteTerminated : 1;
|
---|
559 | unsigned char HighByteTerminated : 1;
|
---|
560 | unsigned char uReserved : 2; /* Reserved. */
|
---|
561 | unsigned char JP1 : 1; /* Whatever that means. */
|
---|
562 | unsigned char JP2 : 1; /* Whatever that means. */
|
---|
563 | unsigned char JP3 : 1; /* Whatever that means. */
|
---|
564 | /** Whether the provided info is valid. */
|
---|
565 | unsigned char InformationIsValid: 1;
|
---|
566 | uint8_t uReserved2; /* Reserved. */
|
---|
567 | } ReplyInquirePCIHostAdapterInformation, *PReplyInquirePCIHostAdapterInformation;
|
---|
568 | AssertCompileSize(ReplyInquirePCIHostAdapterInformation, 4);
|
---|
569 |
|
---|
570 | /** Structure for the INQUIRE_CONFIGURATION reply. */
|
---|
571 | typedef struct ReplyInquireConfiguration
|
---|
572 | {
|
---|
573 | unsigned char uReserved1 : 5;
|
---|
574 | bool fDmaChannel5 : 1;
|
---|
575 | bool fDmaChannel6 : 1;
|
---|
576 | bool fDmaChannel7 : 1;
|
---|
577 | bool fIrqChannel9 : 1;
|
---|
578 | bool fIrqChannel10 : 1;
|
---|
579 | bool fIrqChannel11 : 1;
|
---|
580 | bool fIrqChannel12 : 1;
|
---|
581 | unsigned char uReserved2 : 1;
|
---|
582 | bool fIrqChannel14 : 1;
|
---|
583 | bool fIrqChannel15 : 1;
|
---|
584 | unsigned char uReserved3 : 1;
|
---|
585 | unsigned char uHostAdapterId : 4;
|
---|
586 | unsigned char uReserved4 : 4;
|
---|
587 | } ReplyInquireConfiguration, *PReplyInquireConfiguration;
|
---|
588 | AssertCompileSize(ReplyInquireConfiguration, 3);
|
---|
589 |
|
---|
590 | /** Structure for the INQUIRE_SETUP_INFORMATION reply. */
|
---|
591 | typedef struct ReplyInquireSetupInformationSynchronousValue
|
---|
592 | {
|
---|
593 | unsigned char uOffset : 4;
|
---|
594 | unsigned char uTransferPeriod : 3;
|
---|
595 | bool fSynchronous : 1;
|
---|
596 | }ReplyInquireSetupInformationSynchronousValue, *PReplyInquireSetupInformationSynchronousValue;
|
---|
597 | AssertCompileSize(ReplyInquireSetupInformationSynchronousValue, 1);
|
---|
598 |
|
---|
599 | typedef struct ReplyInquireSetupInformation
|
---|
600 | {
|
---|
601 | bool fSynchronousInitiationEnabled : 1;
|
---|
602 | bool fParityCheckingEnabled : 1;
|
---|
603 | unsigned char uReserved1 : 6;
|
---|
604 | uint8_t uBusTransferRate;
|
---|
605 | uint8_t uPreemptTimeOnBus;
|
---|
606 | uint8_t uTimeOffBus;
|
---|
607 | uint8_t cMailbox;
|
---|
608 | Addr24 MailboxAddress;
|
---|
609 | ReplyInquireSetupInformationSynchronousValue SynchronousValuesId0To7[8];
|
---|
610 | uint8_t uDisconnectPermittedId0To7;
|
---|
611 | uint8_t uSignature;
|
---|
612 | uint8_t uCharacterD;
|
---|
613 | uint8_t uHostBusType;
|
---|
614 | uint8_t uWideTransferPermittedId0To7;
|
---|
615 | uint8_t uWideTransfersActiveId0To7;
|
---|
616 | ReplyInquireSetupInformationSynchronousValue SynchronousValuesId8To15[8];
|
---|
617 | uint8_t uDisconnectPermittedId8To15;
|
---|
618 | uint8_t uReserved2;
|
---|
619 | uint8_t uWideTransferPermittedId8To15;
|
---|
620 | uint8_t uWideTransfersActiveId8To15;
|
---|
621 | } ReplyInquireSetupInformation, *PReplyInquireSetupInformation;
|
---|
622 | AssertCompileSize(ReplyInquireSetupInformation, 34);
|
---|
623 |
|
---|
624 | /** Structure for the INQUIRE_EXTENDED_SETUP_INFORMATION. */
|
---|
625 | #pragma pack(1)
|
---|
626 | typedef struct ReplyInquireExtendedSetupInformation
|
---|
627 | {
|
---|
628 | uint8_t uBusType;
|
---|
629 | uint8_t uBiosAddress;
|
---|
630 | uint16_t u16ScatterGatherLimit;
|
---|
631 | uint8_t cMailbox;
|
---|
632 | uint32_t uMailboxAddressBase;
|
---|
633 | unsigned char uReserved1 : 2;
|
---|
634 | bool fFastEISA : 1;
|
---|
635 | unsigned char uReserved2 : 3;
|
---|
636 | bool fLevelSensitiveInterrupt : 1;
|
---|
637 | unsigned char uReserved3 : 1;
|
---|
638 | unsigned char aFirmwareRevision[3];
|
---|
639 | bool fHostWideSCSI : 1;
|
---|
640 | bool fHostDifferentialSCSI : 1;
|
---|
641 | bool fHostSupportsSCAM : 1;
|
---|
642 | bool fHostUltraSCSI : 1;
|
---|
643 | bool fHostSmartTermination : 1;
|
---|
644 | unsigned char uReserved4 : 3;
|
---|
645 | } ReplyInquireExtendedSetupInformation, *PReplyInquireExtendedSetupInformation;
|
---|
646 | AssertCompileSize(ReplyInquireExtendedSetupInformation, 14);
|
---|
647 | #pragma pack()
|
---|
648 |
|
---|
649 | /** Structure for the INITIALIZE EXTENDED MAILBOX request. */
|
---|
650 | #pragma pack(1)
|
---|
651 | typedef struct RequestInitializeExtendedMailbox
|
---|
652 | {
|
---|
653 | /** Number of mailboxes in guest memory. */
|
---|
654 | uint8_t cMailbox;
|
---|
655 | /** Physical address of the first mailbox. */
|
---|
656 | uint32_t uMailboxBaseAddress;
|
---|
657 | } RequestInitializeExtendedMailbox, *PRequestInitializeExtendedMailbox;
|
---|
658 | AssertCompileSize(RequestInitializeExtendedMailbox, 5);
|
---|
659 | #pragma pack()
|
---|
660 |
|
---|
661 | /** Structure for the INITIALIZE MAILBOX request. */
|
---|
662 | typedef struct
|
---|
663 | {
|
---|
664 | /** Number of mailboxes to set up. */
|
---|
665 | uint8_t cMailbox;
|
---|
666 | /** Physical address of the first mailbox. */
|
---|
667 | Addr24 aMailboxBaseAddr;
|
---|
668 | } RequestInitMbx, *PRequestInitMbx;
|
---|
669 | AssertCompileSize(RequestInitMbx, 4);
|
---|
670 |
|
---|
671 | /**
|
---|
672 | * Structure of a mailbox in guest memory.
|
---|
673 | * The incoming and outgoing mailbox have the same size
|
---|
674 | * but the incoming one has some more fields defined which
|
---|
675 | * are marked as reserved in the outgoing one.
|
---|
676 | * The last field is also different from the type.
|
---|
677 | * For outgoing mailboxes it is the action and
|
---|
678 | * for incoming ones the completion status code for the task.
|
---|
679 | * We use one structure for both types.
|
---|
680 | */
|
---|
681 | typedef struct Mailbox32
|
---|
682 | {
|
---|
683 | /** Physical address of the CCB structure in the guest memory. */
|
---|
684 | uint32_t u32PhysAddrCCB;
|
---|
685 | /** Type specific data. */
|
---|
686 | union
|
---|
687 | {
|
---|
688 | /** For outgoing mailboxes. */
|
---|
689 | struct
|
---|
690 | {
|
---|
691 | /** Reserved */
|
---|
692 | uint8_t uReserved[3];
|
---|
693 | /** Action code. */
|
---|
694 | uint8_t uActionCode;
|
---|
695 | } out;
|
---|
696 | /** For incoming mailboxes. */
|
---|
697 | struct
|
---|
698 | {
|
---|
699 | /** The host adapter status after finishing the request. */
|
---|
700 | uint8_t uHostAdapterStatus;
|
---|
701 | /** The status of the device which executed the request after executing it. */
|
---|
702 | uint8_t uTargetDeviceStatus;
|
---|
703 | /** Reserved. */
|
---|
704 | uint8_t uReserved;
|
---|
705 | /** The completion status code of the request. */
|
---|
706 | uint8_t uCompletionCode;
|
---|
707 | } in;
|
---|
708 | } u;
|
---|
709 | } Mailbox32, *PMailbox32;
|
---|
710 | AssertCompileSize(Mailbox32, 8);
|
---|
711 |
|
---|
712 | /** Old style 24-bit mailbox entry. */
|
---|
713 | typedef struct Mailbox24
|
---|
714 | {
|
---|
715 | /** Mailbox command (incoming) or state (outgoing). */
|
---|
716 | uint8_t uCmdState;
|
---|
717 | /** Physical address of the CCB structure in the guest memory. */
|
---|
718 | Addr24 aPhysAddrCCB;
|
---|
719 | } Mailbox24, *PMailbox24;
|
---|
720 | AssertCompileSize(Mailbox24, 4);
|
---|
721 |
|
---|
722 | /**
|
---|
723 | * Action codes for outgoing mailboxes.
|
---|
724 | */
|
---|
725 | enum BUSLOGIC_MAILBOX_OUTGOING_ACTION
|
---|
726 | {
|
---|
727 | BUSLOGIC_MAILBOX_OUTGOING_ACTION_FREE = 0x00,
|
---|
728 | BUSLOGIC_MAILBOX_OUTGOING_ACTION_START_COMMAND = 0x01,
|
---|
729 | BUSLOGIC_MAILBOX_OUTGOING_ACTION_ABORT_COMMAND = 0x02
|
---|
730 | };
|
---|
731 |
|
---|
732 | /**
|
---|
733 | * Completion codes for incoming mailboxes.
|
---|
734 | */
|
---|
735 | enum BUSLOGIC_MAILBOX_INCOMING_COMPLETION
|
---|
736 | {
|
---|
737 | BUSLOGIC_MAILBOX_INCOMING_COMPLETION_FREE = 0x00,
|
---|
738 | BUSLOGIC_MAILBOX_INCOMING_COMPLETION_WITHOUT_ERROR = 0x01,
|
---|
739 | BUSLOGIC_MAILBOX_INCOMING_COMPLETION_ABORTED = 0x02,
|
---|
740 | BUSLOGIC_MAILBOX_INCOMING_COMPLETION_ABORTED_NOT_FOUND = 0x03,
|
---|
741 | BUSLOGIC_MAILBOX_INCOMING_COMPLETION_WITH_ERROR = 0x04,
|
---|
742 | BUSLOGIC_MAILBOX_INCOMING_COMPLETION_INVALID_CCB = 0x05
|
---|
743 | };
|
---|
744 |
|
---|
745 | /**
|
---|
746 | * Host adapter status for incoming mailboxes.
|
---|
747 | */
|
---|
748 | enum BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS
|
---|
749 | {
|
---|
750 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_CMD_COMPLETED = 0x00,
|
---|
751 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_LINKED_CMD_COMPLETED = 0x0a,
|
---|
752 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_LINKED_CMD_COMPLETED_WITH_FLAG = 0x0b,
|
---|
753 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_DATA_UNDERUN = 0x0c,
|
---|
754 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_SCSI_SELECTION_TIMEOUT = 0x11,
|
---|
755 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_DATA_OVERRUN = 0x12,
|
---|
756 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_UNEXPECTED_BUS_FREE = 0x13,
|
---|
757 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_INVALID_BUS_PHASE_REQUESTED = 0x14,
|
---|
758 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_INVALID_OUTGOING_MAILBOX_ACTION_CODE = 0x15,
|
---|
759 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_INVALID_COMMAND_OPERATION_CODE = 0x16,
|
---|
760 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_LINKED_CCB_HAS_INVALID_LUN = 0x17,
|
---|
761 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_INVALID_COMMAND_PARAMETER = 0x1a,
|
---|
762 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_AUTO_REQUEST_SENSE_FAILED = 0x1b,
|
---|
763 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_TAGGED_QUEUING_MESSAGE_REJECTED = 0x1c,
|
---|
764 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_UNSUPPORTED_MESSAGE_RECEIVED = 0x1d,
|
---|
765 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_HOST_ADAPTER_HARDWARE_FAILED = 0x20,
|
---|
766 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_TARGET_FAILED_RESPONSE_TO_ATN = 0x21,
|
---|
767 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_HOST_ADAPTER_ASSERTED_RST = 0x22,
|
---|
768 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_OTHER_DEVICE_ASSERTED_RST = 0x23,
|
---|
769 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_TARGET_DEVICE_RECONNECTED_IMPROPERLY = 0x24,
|
---|
770 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_HOST_ADAPTER_ASSERTED_BUS_DEVICE_RESET = 0x25,
|
---|
771 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_ABORT_QUEUE_GENERATED = 0x26,
|
---|
772 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_HOST_ADAPTER_SOFTWARE_ERROR = 0x27,
|
---|
773 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_HOST_ADAPTER_HARDWARE_TIMEOUT_ERROR = 0x30,
|
---|
774 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_SCSI_PARITY_ERROR_DETECTED = 0x34
|
---|
775 | };
|
---|
776 |
|
---|
777 | /**
|
---|
778 | * Device status codes for incoming mailboxes.
|
---|
779 | */
|
---|
780 | enum BUSLOGIC_MAILBOX_INCOMING_DEVICE_STATUS
|
---|
781 | {
|
---|
782 | BUSLOGIC_MAILBOX_INCOMING_DEVICE_STATUS_OPERATION_GOOD = 0x00,
|
---|
783 | BUSLOGIC_MAILBOX_INCOMING_DEVICE_STATUS_CHECK_CONDITION = 0x02,
|
---|
784 | BUSLOGIC_MAILBOX_INCOMING_DEVICE_STATUS_DEVICE_BUSY = 0x08
|
---|
785 | };
|
---|
786 |
|
---|
787 | /**
|
---|
788 | * Opcode types for CCB.
|
---|
789 | */
|
---|
790 | enum BUSLOGIC_CCB_OPCODE
|
---|
791 | {
|
---|
792 | BUSLOGIC_CCB_OPCODE_INITIATOR_CCB = 0x00,
|
---|
793 | BUSLOGIC_CCB_OPCODE_TARGET_CCB = 0x01,
|
---|
794 | BUSLOGIC_CCB_OPCODE_INITIATOR_CCB_SCATTER_GATHER = 0x02,
|
---|
795 | BUSLOGIC_CCB_OPCODE_INITIATOR_CCB_RESIDUAL_DATA_LENGTH = 0x03,
|
---|
796 | BUSLOGIC_CCB_OPCODE_INITIATOR_CCB_RESIDUAL_SCATTER_GATHER = 0x04,
|
---|
797 | BUSLOGIC_CCB_OPCODE_BUS_DEVICE_RESET = 0x81
|
---|
798 | };
|
---|
799 |
|
---|
800 | /**
|
---|
801 | * Data transfer direction.
|
---|
802 | */
|
---|
803 | enum BUSLOGIC_CCB_DIRECTION
|
---|
804 | {
|
---|
805 | BUSLOGIC_CCB_DIRECTION_UNKNOWN = 0x00,
|
---|
806 | BUSLOGIC_CCB_DIRECTION_IN = 0x01,
|
---|
807 | BUSLOGIC_CCB_DIRECTION_OUT = 0x02,
|
---|
808 | BUSLOGIC_CCB_DIRECTION_NO_DATA = 0x03
|
---|
809 | };
|
---|
810 |
|
---|
811 | /**
|
---|
812 | * The command control block for a SCSI request.
|
---|
813 | */
|
---|
814 | typedef struct CCB32
|
---|
815 | {
|
---|
816 | /** Opcode. */
|
---|
817 | uint8_t uOpcode;
|
---|
818 | /** Reserved */
|
---|
819 | unsigned char uReserved1 : 3;
|
---|
820 | /** Data direction for the request. */
|
---|
821 | unsigned char uDataDirection : 2;
|
---|
822 | /** Whether the request is tag queued. */
|
---|
823 | bool fTagQueued : 1;
|
---|
824 | /** Queue tag mode. */
|
---|
825 | unsigned char uQueueTag : 2;
|
---|
826 | /** Length of the SCSI CDB. */
|
---|
827 | uint8_t cbCDB;
|
---|
828 | /** Sense data length. */
|
---|
829 | uint8_t cbSenseData;
|
---|
830 | /** Data length. */
|
---|
831 | uint32_t cbData;
|
---|
832 | /** Data pointer.
|
---|
833 | * This points to the data region or a scatter gather list based on the opcode.
|
---|
834 | */
|
---|
835 | uint32_t u32PhysAddrData;
|
---|
836 | /** Reserved. */
|
---|
837 | uint8_t uReserved2[2];
|
---|
838 | /** Host adapter status. */
|
---|
839 | uint8_t uHostAdapterStatus;
|
---|
840 | /** Device adapter status. */
|
---|
841 | uint8_t uDeviceStatus;
|
---|
842 | /** The device the request is sent to. */
|
---|
843 | uint8_t uTargetId;
|
---|
844 | /**The LUN in the device. */
|
---|
845 | unsigned char uLogicalUnit : 5;
|
---|
846 | /** Legacy tag. */
|
---|
847 | bool fLegacyTagEnable : 1;
|
---|
848 | /** Legacy queue tag. */
|
---|
849 | unsigned char uLegacyQueueTag : 2;
|
---|
850 | /** The SCSI CDB. (A CDB can be 12 bytes long.) */
|
---|
851 | uint8_t abCDB[12];
|
---|
852 | /** Reserved. */
|
---|
853 | uint8_t uReserved3[6];
|
---|
854 | /** Sense data pointer. */
|
---|
855 | uint32_t u32PhysAddrSenseData;
|
---|
856 | } CCB32, *PCCB32;
|
---|
857 | AssertCompileSize(CCB32, 40);
|
---|
858 |
|
---|
859 |
|
---|
860 | /**
|
---|
861 | * The 24-bit command control block.
|
---|
862 | */
|
---|
863 | typedef struct CCB24
|
---|
864 | {
|
---|
865 | /** Opcode. */
|
---|
866 | uint8_t uOpcode;
|
---|
867 | /** The LUN in the device. */
|
---|
868 | unsigned char uLogicalUnit : 3;
|
---|
869 | /** Data direction for the request. */
|
---|
870 | unsigned char uDataDirection : 2;
|
---|
871 | /** The target device ID. */
|
---|
872 | unsigned char uTargetId : 3;
|
---|
873 | /** Length of the SCSI CDB. */
|
---|
874 | uint8_t cbCDB;
|
---|
875 | /** Sense data length. */
|
---|
876 | uint8_t cbSenseData;
|
---|
877 | /** Data length. */
|
---|
878 | Len24 acbData;
|
---|
879 | /** Data pointer.
|
---|
880 | * This points to the data region or a scatter gather list based on the opc
|
---|
881 | */
|
---|
882 | Addr24 aPhysAddrData;
|
---|
883 | /** Pointer to next CCB for linked commands. */
|
---|
884 | Addr24 aPhysAddrLink;
|
---|
885 | /** Command linking identifier. */
|
---|
886 | uint8_t uLinkId;
|
---|
887 | /** Host adapter status. */
|
---|
888 | uint8_t uHostAdapterStatus;
|
---|
889 | /** Device adapter status. */
|
---|
890 | uint8_t uDeviceStatus;
|
---|
891 | /** Two unused bytes. */
|
---|
892 | uint8_t aReserved[2];
|
---|
893 | /** The SCSI CDB. (A CDB can be 12 bytes long.) */
|
---|
894 | uint8_t abCDB[12];
|
---|
895 | } CCB24, *PCCB24;
|
---|
896 | AssertCompileSize(CCB24, 30);
|
---|
897 |
|
---|
898 | /**
|
---|
899 | * The common 24-bit/32-bit command control block. The 32-bit CCB is laid out
|
---|
900 | * such that many fields are in the same location as in the older 24-bit CCB.
|
---|
901 | */
|
---|
902 | typedef struct CCBC
|
---|
903 | {
|
---|
904 | /** Opcode. */
|
---|
905 | uint8_t uOpcode;
|
---|
906 | /** The LUN in the device. */
|
---|
907 | unsigned char uPad1 : 3;
|
---|
908 | /** Data direction for the request. */
|
---|
909 | unsigned char uDataDirection : 2;
|
---|
910 | /** The target device ID. */
|
---|
911 | unsigned char uPad2 : 3;
|
---|
912 | /** Length of the SCSI CDB. */
|
---|
913 | uint8_t cbCDB;
|
---|
914 | /** Sense data length. */
|
---|
915 | uint8_t cbSenseData;
|
---|
916 | uint8_t aPad1[10];
|
---|
917 | /** Host adapter status. */
|
---|
918 | uint8_t uHostAdapterStatus;
|
---|
919 | /** Device adapter status. */
|
---|
920 | uint8_t uDeviceStatus;
|
---|
921 | uint8_t aPad2[2];
|
---|
922 | /** The SCSI CDB (up to 12 bytes). */
|
---|
923 | uint8_t abCDB[12];
|
---|
924 | } CCBC, *PCCBC;
|
---|
925 | AssertCompileSize(CCBC, 30);
|
---|
926 |
|
---|
927 | /* Make sure that the 24-bit/32-bit/common CCB offsets match. */
|
---|
928 | AssertCompileMemberOffset(CCBC, cbCDB, 2);
|
---|
929 | AssertCompileMemberOffset(CCB24, cbCDB, 2);
|
---|
930 | AssertCompileMemberOffset(CCB32, cbCDB, 2);
|
---|
931 | AssertCompileMemberOffset(CCBC, uHostAdapterStatus, 14);
|
---|
932 | AssertCompileMemberOffset(CCB24, uHostAdapterStatus, 14);
|
---|
933 | AssertCompileMemberOffset(CCB32, uHostAdapterStatus, 14);
|
---|
934 | AssertCompileMemberOffset(CCBC, abCDB, 18);
|
---|
935 | AssertCompileMemberOffset(CCB24, abCDB, 18);
|
---|
936 | AssertCompileMemberOffset(CCB32, abCDB, 18);
|
---|
937 |
|
---|
938 | /** A union of all CCB types (24-bit/32-bit/common). */
|
---|
939 | typedef union CCBU
|
---|
940 | {
|
---|
941 | CCB32 n; /**< New 32-bit CCB. */
|
---|
942 | CCB24 o; /**< Old 24-bit CCB. */
|
---|
943 | CCBC c; /**< Common CCB subset. */
|
---|
944 | } CCBU, *PCCBU;
|
---|
945 |
|
---|
946 | /** 32-bit scatter-gather list entry. */
|
---|
947 | typedef struct SGE32
|
---|
948 | {
|
---|
949 | uint32_t cbSegment;
|
---|
950 | uint32_t u32PhysAddrSegmentBase;
|
---|
951 | } SGE32, *PSGE32;
|
---|
952 | AssertCompileSize(SGE32, 8);
|
---|
953 |
|
---|
954 | /** 24-bit scatter-gather list entry. */
|
---|
955 | typedef struct SGE24
|
---|
956 | {
|
---|
957 | Len24 acbSegment;
|
---|
958 | Addr24 aPhysAddrSegmentBase;
|
---|
959 | } SGE24, *PSGE24;
|
---|
960 | AssertCompileSize(SGE24, 6);
|
---|
961 |
|
---|
962 | /**
|
---|
963 | * The structure for the "Execute SCSI Command" command.
|
---|
964 | */
|
---|
965 | typedef struct ESCMD
|
---|
966 | {
|
---|
967 | /** Data length. */
|
---|
968 | uint32_t cbData;
|
---|
969 | /** Data pointer. */
|
---|
970 | uint32_t u32PhysAddrData;
|
---|
971 | /** The device the request is sent to. */
|
---|
972 | uint8_t uTargetId;
|
---|
973 | /** The LUN in the device. */
|
---|
974 | uint8_t uLogicalUnit;
|
---|
975 | /** Reserved */
|
---|
976 | unsigned char uReserved1 : 3;
|
---|
977 | /** Data direction for the request. */
|
---|
978 | unsigned char uDataDirection : 2;
|
---|
979 | /** Reserved */
|
---|
980 | unsigned char uReserved2 : 3;
|
---|
981 | /** Length of the SCSI CDB. */
|
---|
982 | uint8_t cbCDB;
|
---|
983 | /** The SCSI CDB. (A CDB from our BIOS can be up to 16 bytes long
|
---|
984 | * which works with our emulation even though the original BusLogic HBA
|
---|
985 | * supports only 12 byte CDBs). */
|
---|
986 | uint8_t abCDB[16];
|
---|
987 | } ESCMD, *PESCMD;
|
---|
988 | AssertCompileSize(ESCMD, 28);
|
---|
989 |
|
---|
990 | /**
|
---|
991 | * Task state for a CCB request.
|
---|
992 | */
|
---|
993 | typedef struct BUSLOGICREQ
|
---|
994 | {
|
---|
995 | /** PDM extended media interface I/O request hande. */
|
---|
996 | PDMMEDIAEXIOREQ hIoReq;
|
---|
997 | /** Device this task is assigned to. */
|
---|
998 | PBUSLOGICDEVICE pTargetDevice;
|
---|
999 | /** The command control block from the guest. */
|
---|
1000 | CCBU CCBGuest;
|
---|
1001 | /** Guest physical address of th CCB. */
|
---|
1002 | RTGCPHYS GCPhysAddrCCB;
|
---|
1003 | /** Pointer to the R3 sense buffer. */
|
---|
1004 | uint8_t *pbSenseBuffer;
|
---|
1005 | /** Flag whether this is a request from the BIOS. */
|
---|
1006 | bool fBIOS;
|
---|
1007 | /** 24-bit request flag (default is 32-bit). */
|
---|
1008 | bool fIs24Bit;
|
---|
1009 | /** SCSI status code. */
|
---|
1010 | uint8_t u8ScsiSts;
|
---|
1011 | } BUSLOGICREQ;
|
---|
1012 |
|
---|
1013 | /**
|
---|
1014 | * S/G buffer copy arguments.
|
---|
1015 | */
|
---|
1016 | typedef struct BUSLOGICCOPYARGS
|
---|
1017 | {
|
---|
1018 | /** Pointer to the shared BusLogic instance data. */
|
---|
1019 | PBUSLOGIC pThis;
|
---|
1020 | /** Pointer to the device instance data. */
|
---|
1021 | PPDMDEVINS pDevIns;
|
---|
1022 | /** Pointer to the SCSI command buffer. */
|
---|
1023 | PESCMD pCmd;
|
---|
1024 | /** Number of bytes copied already. */
|
---|
1025 | size_t cbCopied;
|
---|
1026 | } BUSLOGICCOPYARGS;
|
---|
1027 | /** Pointer to BUSLOGICCOPYARGS. */
|
---|
1028 | typedef BUSLOGICCOPYARGS *PBUSLOGICCOPYARGS;
|
---|
1029 |
|
---|
1030 | #ifdef IN_RING3
|
---|
1031 | /**
|
---|
1032 | * Memory buffer callback.
|
---|
1033 | *
|
---|
1034 | * @param pDevIns The device instance.
|
---|
1035 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1036 | * @param GCPhys The guest physical address of the memory buffer.
|
---|
1037 | * @param pSgBuf The pointer to the host R3 S/G buffer.
|
---|
1038 | * @param cbCopy How many bytes to copy between the two buffers.
|
---|
1039 | * @param pcbSkip Initially contains the amount of bytes to skip
|
---|
1040 | * starting from the guest physical address before
|
---|
1041 | * accessing the S/G buffer and start copying data.
|
---|
1042 | * On return this contains the remaining amount if
|
---|
1043 | * cbCopy < *pcbSkip or 0 otherwise.
|
---|
1044 | */
|
---|
1045 | typedef DECLCALLBACKTYPE(void, FNBUSLOGICR3MEMCOPYCALLBACK,(PPDMDEVINS pDevIns, PBUSLOGIC pThis, RTGCPHYS GCPhys,
|
---|
1046 | PRTSGBUF pSgBuf, size_t cbCopy, size_t *pcbSkip));
|
---|
1047 | /** Pointer to a memory copy buffer callback. */
|
---|
1048 | typedef FNBUSLOGICR3MEMCOPYCALLBACK *PFNBUSLOGICR3MEMCOPYCALLBACK;
|
---|
1049 | #endif
|
---|
1050 |
|
---|
1051 | #ifndef VBOX_DEVICE_STRUCT_TESTCASE
|
---|
1052 |
|
---|
1053 |
|
---|
1054 | /*********************************************************************************************************************************
|
---|
1055 | * Internal Functions *
|
---|
1056 | *********************************************************************************************************************************/
|
---|
1057 | #ifdef IN_RING3
|
---|
1058 | static int buslogicR3RegisterISARange(PPDMDEVINS pDevIns, PBUSLOGIC pThis, uint8_t uBaseCode);
|
---|
1059 | #endif
|
---|
1060 |
|
---|
1061 |
|
---|
1062 | /**
|
---|
1063 | * Assert IRQ line of the BusLogic adapter. Rather than using
|
---|
1064 | * the more modern method of the guest explicitly only clearing
|
---|
1065 | * the interrupt causes it handled, BusLogic never reports all
|
---|
1066 | * interrupts at once. Instead, new interrupts are postponed if
|
---|
1067 | * an interrupt of a different type is still pending.
|
---|
1068 | *
|
---|
1069 | * @param pDevIns The device instance.
|
---|
1070 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1071 | * @param fSuppressIrq Flag to suppress IRQ generation regardless of fIRQEnabled
|
---|
1072 | * @param uIrqType Type of interrupt being generated.
|
---|
1073 | */
|
---|
1074 | static void buslogicSetInterrupt(PPDMDEVINS pDevIns, PBUSLOGIC pThis, bool fSuppressIrq, uint8_t uIrqType)
|
---|
1075 | {
|
---|
1076 | LogFlowFunc(("pThis=%#p, setting %#02x (current %#02x, pending %#02x)\n",
|
---|
1077 | pThis, uIrqType, pThis->regInterrupt, pThis->uPendingIntr));
|
---|
1078 |
|
---|
1079 | /* A CMDC interrupt overrides other pending interrupts. The documentation may claim
|
---|
1080 | * otherwise, but a real BT-958 replaces a pending IMBL with a CMDC; the IMBL simply
|
---|
1081 | * vanishes. However, if there's a CMDC already active, another CMDC is latched and
|
---|
1082 | * reported once the first CMDC is cleared.
|
---|
1083 | */
|
---|
1084 | if (uIrqType & BL_INTR_CMDC)
|
---|
1085 | {
|
---|
1086 | Assert(uIrqType == BL_INTR_CMDC);
|
---|
1087 | if ((pThis->regInterrupt & BL_INTR_INTV) && !(pThis->regInterrupt & BL_INTR_CMDC))
|
---|
1088 | Log(("CMDC overriding pending interrupt! (was %02x)\n", pThis->regInterrupt));
|
---|
1089 | if (!(pThis->regInterrupt & BL_INTR_CMDC))
|
---|
1090 | pThis->regInterrupt |= uIrqType | BL_INTR_INTV; /* Report now. */
|
---|
1091 | else
|
---|
1092 | pThis->uPendingIntr |= uIrqType; /* Report later. */
|
---|
1093 | }
|
---|
1094 | else if (uIrqType & (BL_INTR_IMBL | BL_INTR_OMBR))
|
---|
1095 | {
|
---|
1096 | /* If the CMDC interrupt is pending, store IMBL/OMBR for later. Note that IMBL
|
---|
1097 | * and OMBR can be reported together even if an interrupt of the other type is
|
---|
1098 | * already pending.
|
---|
1099 | */
|
---|
1100 | if (!(pThis->regInterrupt & BL_INTR_CMDC))
|
---|
1101 | pThis->regInterrupt |= uIrqType | BL_INTR_INTV; /* Report now. */
|
---|
1102 | else
|
---|
1103 | pThis->uPendingIntr |= uIrqType; /* Report later. */
|
---|
1104 | }
|
---|
1105 | else /* We do not expect to see BL_INTR_RSTS at this point. */
|
---|
1106 | AssertMsgFailed(("Invalid interrupt state (unknown interrupt cause)!\n"));
|
---|
1107 | AssertMsg(pThis->regInterrupt, ("Invalid interrupt state (interrupt not set)!\n"));
|
---|
1108 | AssertMsg(pThis->regInterrupt != BL_INTR_INTV, ("Invalid interrupt state (set but no cause)!\n"));
|
---|
1109 |
|
---|
1110 | if (pThis->fIRQEnabled && !fSuppressIrq)
|
---|
1111 | {
|
---|
1112 | if (!pThis->uIsaIrq)
|
---|
1113 | PDMDevHlpPCISetIrq(pDevIns, 0, 1);
|
---|
1114 | else
|
---|
1115 | PDMDevHlpISASetIrq(pDevIns, pThis->uIsaIrq, 1);
|
---|
1116 | }
|
---|
1117 | }
|
---|
1118 |
|
---|
1119 | /**
|
---|
1120 | * Deasserts the interrupt line of the BusLogic adapter.
|
---|
1121 | *
|
---|
1122 | * @param pDevIns The device instance.
|
---|
1123 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1124 | */
|
---|
1125 | static void buslogicClearInterrupt(PPDMDEVINS pDevIns, PBUSLOGIC pThis)
|
---|
1126 | {
|
---|
1127 | LogFlowFunc(("pThis=%#p, clearing %#02x (pending %#02x)\n",
|
---|
1128 | pThis, pThis->regInterrupt, pThis->uPendingIntr));
|
---|
1129 | pThis->regInterrupt = 0;
|
---|
1130 | pThis->regStatus &= ~BL_STAT_CMDINV;
|
---|
1131 | if (!pThis->uIsaIrq)
|
---|
1132 | PDMDevHlpPCISetIrq(pDevIns, 0, 0);
|
---|
1133 | else
|
---|
1134 | PDMDevHlpISASetIrq(pDevIns, pThis->uIsaIrq, 0);
|
---|
1135 | /* If there's another pending interrupt, report it now. */
|
---|
1136 | if (pThis->uPendingIntr)
|
---|
1137 | {
|
---|
1138 | buslogicSetInterrupt(pDevIns, pThis, false, pThis->uPendingIntr);
|
---|
1139 | pThis->uPendingIntr = 0;
|
---|
1140 | }
|
---|
1141 | }
|
---|
1142 |
|
---|
1143 | #if defined(IN_RING3)
|
---|
1144 |
|
---|
1145 | /**
|
---|
1146 | * Advances the mailbox pointer to the next slot.
|
---|
1147 | *
|
---|
1148 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1149 | */
|
---|
1150 | DECLINLINE(void) buslogicR3OutgoingMailboxAdvance(PBUSLOGIC pThis)
|
---|
1151 | {
|
---|
1152 | uint32_t uNextPos = pThis->uMailboxOutgoingPositionCurrent + 1;
|
---|
1153 | Assert(uNextPos <= pThis->cMailbox);
|
---|
1154 | pThis->uMailboxOutgoingPositionCurrent = uNextPos >= pThis->cMailbox ? 0 : uNextPos;
|
---|
1155 | }
|
---|
1156 |
|
---|
1157 | /**
|
---|
1158 | * Initialize local RAM of host adapter with default values.
|
---|
1159 | *
|
---|
1160 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1161 | */
|
---|
1162 | static void buslogicR3InitializeLocalRam(PBUSLOGIC pThis)
|
---|
1163 | {
|
---|
1164 | /*
|
---|
1165 | * These values are mostly from what I think is right
|
---|
1166 | * looking at the dmesg output from a Linux guest inside
|
---|
1167 | * a VMware server VM.
|
---|
1168 | *
|
---|
1169 | * So they don't have to be right :)
|
---|
1170 | */
|
---|
1171 | memset(pThis->LocalRam.u8View, 0, sizeof(HostAdapterLocalRam));
|
---|
1172 | pThis->LocalRam.structured.autoSCSIData.fLevelSensitiveInterrupt = true;
|
---|
1173 | pThis->LocalRam.structured.autoSCSIData.fParityCheckingEnabled = true;
|
---|
1174 | pThis->LocalRam.structured.autoSCSIData.fExtendedTranslation = true; /* Same as in geometry register. */
|
---|
1175 | pThis->LocalRam.structured.autoSCSIData.u16DeviceEnabledMask = UINT16_MAX; /* All enabled. Maybe mask out non present devices? */
|
---|
1176 | pThis->LocalRam.structured.autoSCSIData.u16WidePermittedMask = UINT16_MAX;
|
---|
1177 | pThis->LocalRam.structured.autoSCSIData.u16FastPermittedMask = UINT16_MAX;
|
---|
1178 | pThis->LocalRam.structured.autoSCSIData.u16SynchronousPermittedMask = UINT16_MAX;
|
---|
1179 | pThis->LocalRam.structured.autoSCSIData.u16DisconnectPermittedMask = UINT16_MAX;
|
---|
1180 | pThis->LocalRam.structured.autoSCSIData.fStrictRoundRobinMode = pThis->fStrictRoundRobinMode;
|
---|
1181 | pThis->LocalRam.structured.autoSCSIData.u16UltraPermittedMask = UINT16_MAX;
|
---|
1182 | pThis->LocalRam.structured.autoSCSIData.uSCSIId = 7;
|
---|
1183 | pThis->LocalRam.structured.autoSCSIData.uHostAdapterIoPortAddress = pThis->uDefaultISABaseCode == ISA_BASE_DISABLED ? 2 : pThis->uDefaultISABaseCode;
|
---|
1184 | /** @todo calculate checksum? */
|
---|
1185 | }
|
---|
1186 |
|
---|
1187 | /**
|
---|
1188 | * Do a hardware reset of the buslogic adapter.
|
---|
1189 | *
|
---|
1190 | * @returns VBox status code.
|
---|
1191 | * @param pDevIns The device instance.
|
---|
1192 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1193 | * @param fResetIO Flag determining whether ISA I/O should be reset.
|
---|
1194 | */
|
---|
1195 | static int buslogicR3HwReset(PPDMDEVINS pDevIns, PBUSLOGIC pThis, bool fResetIO)
|
---|
1196 | {
|
---|
1197 | LogFlowFunc(("pThis=%#p\n", pThis));
|
---|
1198 |
|
---|
1199 | /* Reset registers to default values. */
|
---|
1200 | pThis->regStatus = BL_STAT_HARDY | BL_STAT_INREQ;
|
---|
1201 | pThis->regGeometry = BL_GEOM_XLATEN;
|
---|
1202 |
|
---|
1203 | /* BusLogic's BTDOSM.SYS version 4.20 DOS ASPI driver (but not e.g.
|
---|
1204 | * version 3.00) insists that bit 6 in the completely undocumented
|
---|
1205 | * "geometry register" must be set when scanning for ISA devices.
|
---|
1206 | * This bit may be a convenient way of avoiding a "double scan" of
|
---|
1207 | * PCI HBAs (which do not have bit 6 set) in ISA compatibility mode.
|
---|
1208 | *
|
---|
1209 | * On a BT-542B and BT-545C, the geometry register contains the value
|
---|
1210 | * 55h after power up/reset. In addition, bit 7 reflects the state
|
---|
1211 | * of the >1GB disk setting (DIP switch or EEPROM).
|
---|
1212 | */
|
---|
1213 | if (pThis->uDevType == DEV_BT_545C)
|
---|
1214 | pThis->regGeometry |= BL_GEOM_ISA;
|
---|
1215 |
|
---|
1216 | pThis->uOperationCode = 0xff; /* No command executing. */
|
---|
1217 | pThis->uPrevCmd = 0xff;
|
---|
1218 | pThis->iParameter = 0;
|
---|
1219 | pThis->cbCommandParametersLeft = 0;
|
---|
1220 | pThis->fIRQEnabled = true;
|
---|
1221 | pThis->fStrictRoundRobinMode = false;
|
---|
1222 | pThis->fExtendedLunCCBFormat = false;
|
---|
1223 | pThis->uMailboxOutgoingPositionCurrent = 0;
|
---|
1224 | pThis->uMailboxIncomingPositionCurrent = 0;
|
---|
1225 | pThis->uAhaSigIdx = 0;
|
---|
1226 | pThis->cMailbox = 0;
|
---|
1227 | pThis->GCPhysAddrMailboxIncomingBase = 0;
|
---|
1228 | pThis->GCPhysAddrMailboxOutgoingBase = 0;
|
---|
1229 |
|
---|
1230 | /* Clear any active/pending interrupts. */
|
---|
1231 | pThis->uPendingIntr = 0;
|
---|
1232 | buslogicClearInterrupt(pDevIns, pThis);
|
---|
1233 |
|
---|
1234 | /* Guest-initiated HBA reset does not affect ISA port I/O. */
|
---|
1235 | if (fResetIO)
|
---|
1236 | buslogicR3RegisterISARange(pDevIns, pThis, pThis->uDefaultISABaseCode);
|
---|
1237 | buslogicR3InitializeLocalRam(pThis);
|
---|
1238 |
|
---|
1239 | return VINF_SUCCESS;
|
---|
1240 | }
|
---|
1241 |
|
---|
1242 | #endif /* IN_RING3 */
|
---|
1243 |
|
---|
1244 | /**
|
---|
1245 | * Resets the command state machine for the next command and notifies the guest.
|
---|
1246 | * Note that suppressing CMDC also suppresses the interrupt, but not vice versa.
|
---|
1247 | *
|
---|
1248 | * @param pDevIns The device instance.
|
---|
1249 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1250 | * @param fSuppressIrq Flag to suppress IRQ generation regardless of current state
|
---|
1251 | * @param fSuppressCMDC Flag to suppress command completion status as well
|
---|
1252 | */
|
---|
1253 | static void buslogicCommandComplete(PPDMDEVINS pDevIns, PBUSLOGIC pThis, bool fSuppressIrq, bool fSuppressCMDC)
|
---|
1254 | {
|
---|
1255 | LogFlowFunc(("pThis=%#p\n", pThis));
|
---|
1256 | Assert(pThis->uOperationCode != BUSLOGICCOMMAND_EXECUTE_MAILBOX_COMMAND);
|
---|
1257 |
|
---|
1258 | pThis->fUseLocalRam = false;
|
---|
1259 | pThis->regStatus |= BL_STAT_HARDY;
|
---|
1260 | pThis->regStatus &= ~BL_STAT_DIRRDY;
|
---|
1261 | pThis->iReply = 0;
|
---|
1262 |
|
---|
1263 | /* Some commands do not set CMDC when successful. */
|
---|
1264 | if (!fSuppressCMDC)
|
---|
1265 | {
|
---|
1266 | /* Notify that the command is complete. */
|
---|
1267 | buslogicSetInterrupt(pDevIns, pThis, fSuppressIrq, BL_INTR_CMDC);
|
---|
1268 | }
|
---|
1269 |
|
---|
1270 | pThis->uPrevCmd = pThis->uOperationCode;
|
---|
1271 | pThis->uOperationCode = 0xff;
|
---|
1272 | pThis->iParameter = 0;
|
---|
1273 | }
|
---|
1274 |
|
---|
1275 | /**
|
---|
1276 | * Memory write helper to handle PCI/ISA differences - metadata writes.
|
---|
1277 | *
|
---|
1278 | * @param pDevIns The device instance.
|
---|
1279 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1280 | * @param GCPhys Guest physical memory address
|
---|
1281 | * @param pvBuf Host side buffer address
|
---|
1282 | * @param cbWrite Number of bytes to write
|
---|
1283 | */
|
---|
1284 | static void blPhysWriteMeta(PPDMDEVINS pDevIns, PBUSLOGIC pThis, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite)
|
---|
1285 | {
|
---|
1286 | if (!pThis->uIsaIrq)
|
---|
1287 | PDMDevHlpPCIPhysWriteMeta(pDevIns, GCPhys, pvBuf, cbWrite);
|
---|
1288 | else
|
---|
1289 | PDMDevHlpPhysWriteMeta(pDevIns, GCPhys, pvBuf, cbWrite);
|
---|
1290 | }
|
---|
1291 |
|
---|
1292 | /**
|
---|
1293 | * Memory read helper to handle PCI/ISA differences - metadata reads.
|
---|
1294 | *
|
---|
1295 | * @param pDevIns The device instance.
|
---|
1296 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1297 | * @param GCPhys Guest physical memory address.
|
---|
1298 | * @param pvBuf Host side buffer address.
|
---|
1299 | * @param cbRead Number of bytes to read.
|
---|
1300 | */
|
---|
1301 | static void blPhysReadMeta(PPDMDEVINS pDevIns, PBUSLOGIC pThis, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead)
|
---|
1302 | {
|
---|
1303 | if (!pThis->uIsaIrq)
|
---|
1304 | PDMDevHlpPCIPhysReadMeta(pDevIns, GCPhys, pvBuf, cbRead);
|
---|
1305 | else
|
---|
1306 | PDMDevHlpPhysReadMeta(pDevIns, GCPhys, pvBuf, cbRead);
|
---|
1307 | }
|
---|
1308 |
|
---|
1309 | #ifdef IN_RING3
|
---|
1310 |
|
---|
1311 | /**
|
---|
1312 | * Memory write helper to handle PCI/ISA differences - userdata writes.
|
---|
1313 | *
|
---|
1314 | * @param pDevIns The device instance.
|
---|
1315 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1316 | * @param GCPhys Guest physical memory address
|
---|
1317 | * @param pvBuf Host side buffer address
|
---|
1318 | * @param cbWrite Number of bytes to write
|
---|
1319 | */
|
---|
1320 | static void blPhysWriteUser(PPDMDEVINS pDevIns, PBUSLOGIC pThis, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite)
|
---|
1321 | {
|
---|
1322 | if (!pThis->uIsaIrq)
|
---|
1323 | PDMDevHlpPCIPhysWriteUser(pDevIns, GCPhys, pvBuf, cbWrite);
|
---|
1324 | else
|
---|
1325 | PDMDevHlpPhysWriteUser(pDevIns, GCPhys, pvBuf, cbWrite);
|
---|
1326 | }
|
---|
1327 |
|
---|
1328 | /**
|
---|
1329 | * Memory read helper to handle PCI/ISA differences - userdata reads.
|
---|
1330 | *
|
---|
1331 | * @param pDevIns The device instance.
|
---|
1332 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1333 | * @param GCPhys Guest physical memory address.
|
---|
1334 | * @param pvBuf Host side buffer address.
|
---|
1335 | * @param cbRead Number of bytes to read.
|
---|
1336 | */
|
---|
1337 | static void blPhysReadUser(PPDMDEVINS pDevIns, PBUSLOGIC pThis, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead)
|
---|
1338 | {
|
---|
1339 | if (!pThis->uIsaIrq)
|
---|
1340 | PDMDevHlpPCIPhysReadUser(pDevIns, GCPhys, pvBuf, cbRead);
|
---|
1341 | else
|
---|
1342 | PDMDevHlpPhysReadUser(pDevIns, GCPhys, pvBuf, cbRead);
|
---|
1343 | }
|
---|
1344 |
|
---|
1345 | /**
|
---|
1346 | * Initiates a hard reset which was issued from the guest.
|
---|
1347 | *
|
---|
1348 | * @param pDevIns The device instance.
|
---|
1349 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1350 | * @param fHardReset Flag initiating a hard (vs. soft) reset.
|
---|
1351 | */
|
---|
1352 | static void buslogicR3InitiateReset(PPDMDEVINS pDevIns, PBUSLOGIC pThis, bool fHardReset)
|
---|
1353 | {
|
---|
1354 | LogFlowFunc(("pThis=%#p fHardReset=%d\n", pThis, fHardReset));
|
---|
1355 |
|
---|
1356 | buslogicR3HwReset(pDevIns, pThis, false);
|
---|
1357 |
|
---|
1358 | if (fHardReset)
|
---|
1359 | {
|
---|
1360 | /* Set the diagnostic active bit in the status register and clear the ready state. */
|
---|
1361 | pThis->regStatus |= BL_STAT_DACT;
|
---|
1362 | pThis->regStatus &= ~BL_STAT_HARDY;
|
---|
1363 |
|
---|
1364 | /* Remember when the guest initiated a reset (after we're done resetting). */
|
---|
1365 | pThis->u64ResetTime = PDMDevHlpTMTimeVirtGetNano(pDevIns);
|
---|
1366 | }
|
---|
1367 | }
|
---|
1368 |
|
---|
1369 |
|
---|
1370 | /**
|
---|
1371 | * Send a mailbox with set status codes to the guest.
|
---|
1372 | *
|
---|
1373 | * @param pDevIns The device instance.
|
---|
1374 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1375 | * @param GCPhysAddrCCB The physical guest address of the CCB the mailbox is for.
|
---|
1376 | * @param pCCBGuest The command control block.
|
---|
1377 | * @param uHostAdapterStatus The host adapter status code to set.
|
---|
1378 | * @param uDeviceStatus The target device status to set.
|
---|
1379 | * @param uMailboxCompletionCode Completion status code to set in the mailbox.
|
---|
1380 | */
|
---|
1381 | static void buslogicR3SendIncomingMailbox(PPDMDEVINS pDevIns, PBUSLOGIC pThis, RTGCPHYS GCPhysAddrCCB,
|
---|
1382 | PCCBU pCCBGuest, uint8_t uHostAdapterStatus,
|
---|
1383 | uint8_t uDeviceStatus, uint8_t uMailboxCompletionCode)
|
---|
1384 | {
|
---|
1385 | Mailbox32 MbxIn;
|
---|
1386 |
|
---|
1387 | MbxIn.u32PhysAddrCCB = (uint32_t)GCPhysAddrCCB;
|
---|
1388 | MbxIn.u.in.uHostAdapterStatus = uHostAdapterStatus;
|
---|
1389 | MbxIn.u.in.uTargetDeviceStatus = uDeviceStatus;
|
---|
1390 | MbxIn.u.in.uReserved = 0;
|
---|
1391 | MbxIn.u.in.uCompletionCode = uMailboxCompletionCode;
|
---|
1392 |
|
---|
1393 | int rc = PDMDevHlpCritSectEnter(pDevIns, &pThis->CritSectIntr, VINF_SUCCESS);
|
---|
1394 | PDM_CRITSECT_RELEASE_ASSERT_RC_DEV(pDevIns, &pThis->CritSectIntr, rc);
|
---|
1395 |
|
---|
1396 | RTGCPHYS GCPhysAddrMailboxIncoming = pThis->GCPhysAddrMailboxIncomingBase
|
---|
1397 | + ( pThis->uMailboxIncomingPositionCurrent
|
---|
1398 | * (pThis->fMbxIs24Bit ? sizeof(Mailbox24) : sizeof(Mailbox32)) );
|
---|
1399 |
|
---|
1400 | /* Advance to next mailbox position. */
|
---|
1401 | pThis->uMailboxIncomingPositionCurrent++;
|
---|
1402 | if (pThis->uMailboxIncomingPositionCurrent >= pThis->cMailbox)
|
---|
1403 | pThis->uMailboxIncomingPositionCurrent = 0;
|
---|
1404 |
|
---|
1405 | PDMDevHlpCritSectLeave(pDevIns, &pThis->CritSectIntr);
|
---|
1406 |
|
---|
1407 | if (uMailboxCompletionCode != BUSLOGIC_MAILBOX_INCOMING_COMPLETION_ABORTED_NOT_FOUND)
|
---|
1408 | {
|
---|
1409 | LogFlowFunc(("Completing CCB %RGp hstat=%u, dstat=%u, incoming mailbox at %RGp\n", GCPhysAddrCCB,
|
---|
1410 | uHostAdapterStatus, uDeviceStatus, GCPhysAddrMailboxIncoming));
|
---|
1411 |
|
---|
1412 | /* Update CCB. */
|
---|
1413 | pCCBGuest->c.uHostAdapterStatus = uHostAdapterStatus;
|
---|
1414 | pCCBGuest->c.uDeviceStatus = uDeviceStatus;
|
---|
1415 | /* Rewrite CCB up to the CDB; perhaps more than necessary. */
|
---|
1416 | blPhysWriteMeta(pDevIns, pThis, GCPhysAddrCCB, pCCBGuest, RT_UOFFSETOF(CCBC, abCDB));
|
---|
1417 | }
|
---|
1418 |
|
---|
1419 | # ifdef RT_STRICT
|
---|
1420 | uint8_t uCode;
|
---|
1421 | unsigned uCodeOffs = pThis->fMbxIs24Bit ? RT_OFFSETOF(Mailbox24, uCmdState) : RT_OFFSETOF(Mailbox32, u.out.uActionCode);
|
---|
1422 | blPhysReadMeta(pDevIns, pThis, GCPhysAddrMailboxIncoming + uCodeOffs, &uCode, sizeof(uCode));
|
---|
1423 | Assert(uCode == BUSLOGIC_MAILBOX_INCOMING_COMPLETION_FREE);
|
---|
1424 | # endif
|
---|
1425 |
|
---|
1426 | /* Update mailbox. */
|
---|
1427 | if (pThis->fMbxIs24Bit)
|
---|
1428 | {
|
---|
1429 | Mailbox24 Mbx24;
|
---|
1430 |
|
---|
1431 | Mbx24.uCmdState = MbxIn.u.in.uCompletionCode;
|
---|
1432 | U32_TO_ADDR(Mbx24.aPhysAddrCCB, MbxIn.u32PhysAddrCCB);
|
---|
1433 | Log(("24-bit mailbox: completion code=%u, CCB at %RGp\n", Mbx24.uCmdState, (RTGCPHYS)ADDR_TO_U32(Mbx24.aPhysAddrCCB)));
|
---|
1434 | blPhysWriteMeta(pDevIns, pThis, GCPhysAddrMailboxIncoming, &Mbx24, sizeof(Mailbox24));
|
---|
1435 | }
|
---|
1436 | else
|
---|
1437 | {
|
---|
1438 | Log(("32-bit mailbox: completion code=%u, CCB at %RGp\n", MbxIn.u.in.uCompletionCode, GCPhysAddrCCB));
|
---|
1439 | blPhysWriteMeta(pDevIns, pThis, GCPhysAddrMailboxIncoming, &MbxIn, sizeof(Mailbox32));
|
---|
1440 | }
|
---|
1441 |
|
---|
1442 | rc = PDMDevHlpCritSectEnter(pDevIns, &pThis->CritSectIntr, VINF_SUCCESS);
|
---|
1443 | PDM_CRITSECT_RELEASE_ASSERT_RC_DEV(pDevIns, &pThis->CritSectIntr, rc);
|
---|
1444 |
|
---|
1445 | # ifdef LOG_ENABLED
|
---|
1446 | ASMAtomicIncU32(&pThis->cInMailboxesReadyIfLogEnabled);
|
---|
1447 | # endif
|
---|
1448 |
|
---|
1449 | buslogicSetInterrupt(pDevIns, pThis, false, BL_INTR_IMBL);
|
---|
1450 |
|
---|
1451 | PDMDevHlpCritSectLeave(pDevIns, &pThis->CritSectIntr);
|
---|
1452 | }
|
---|
1453 |
|
---|
1454 | # ifdef LOG_ENABLED
|
---|
1455 |
|
---|
1456 | /**
|
---|
1457 | * Dumps the content of a mailbox for debugging purposes.
|
---|
1458 | *
|
---|
1459 | * @return nothing
|
---|
1460 | * @param pMailbox The mailbox to dump.
|
---|
1461 | * @param fOutgoing true if dumping the outgoing state.
|
---|
1462 | * false if dumping the incoming state.
|
---|
1463 | */
|
---|
1464 | static void buslogicR3DumpMailboxInfo(PMailbox32 pMailbox, bool fOutgoing)
|
---|
1465 | {
|
---|
1466 | Log(("%s: Dump for %s mailbox:\n", __FUNCTION__, fOutgoing ? "outgoing" : "incoming"));
|
---|
1467 | Log(("%s: u32PhysAddrCCB=%#x\n", __FUNCTION__, pMailbox->u32PhysAddrCCB));
|
---|
1468 | if (fOutgoing)
|
---|
1469 | {
|
---|
1470 | Log(("%s: uActionCode=%u\n", __FUNCTION__, pMailbox->u.out.uActionCode));
|
---|
1471 | }
|
---|
1472 | else
|
---|
1473 | {
|
---|
1474 | Log(("%s: uHostAdapterStatus=%u\n", __FUNCTION__, pMailbox->u.in.uHostAdapterStatus));
|
---|
1475 | Log(("%s: uTargetDeviceStatus=%u\n", __FUNCTION__, pMailbox->u.in.uTargetDeviceStatus));
|
---|
1476 | Log(("%s: uCompletionCode=%u\n", __FUNCTION__, pMailbox->u.in.uCompletionCode));
|
---|
1477 | }
|
---|
1478 | }
|
---|
1479 |
|
---|
1480 | /**
|
---|
1481 | * Dumps the content of a command control block for debugging purposes.
|
---|
1482 | *
|
---|
1483 | * @param pCCB Pointer to the command control block to dump.
|
---|
1484 | * @param fIs24BitCCB Flag to determine CCB format.
|
---|
1485 | */
|
---|
1486 | static void buslogicR3DumpCCBInfo(PCCBU pCCB, bool fIs24BitCCB)
|
---|
1487 | {
|
---|
1488 | Log(("%s: Dump for %s Command Control Block:\n", __FUNCTION__, fIs24BitCCB ? "24-bit" : "32-bit"));
|
---|
1489 | Log(("%s: uOpCode=%#x\n", __FUNCTION__, pCCB->c.uOpcode));
|
---|
1490 | Log(("%s: uDataDirection=%u\n", __FUNCTION__, pCCB->c.uDataDirection));
|
---|
1491 | Log(("%s: cbCDB=%u\n", __FUNCTION__, pCCB->c.cbCDB));
|
---|
1492 | Log(("%s: cbSenseData=%u\n", __FUNCTION__, pCCB->c.cbSenseData));
|
---|
1493 | Log(("%s: uHostAdapterStatus=%u\n", __FUNCTION__, pCCB->c.uHostAdapterStatus));
|
---|
1494 | Log(("%s: uDeviceStatus=%u\n", __FUNCTION__, pCCB->c.uDeviceStatus));
|
---|
1495 | if (fIs24BitCCB)
|
---|
1496 | {
|
---|
1497 | Log(("%s: cbData=%u\n", __FUNCTION__, LEN_TO_U32(pCCB->o.acbData)));
|
---|
1498 | Log(("%s: PhysAddrData=%#x\n", __FUNCTION__, ADDR_TO_U32(pCCB->o.aPhysAddrData)));
|
---|
1499 | Log(("%s: uTargetId=%u\n", __FUNCTION__, pCCB->o.uTargetId));
|
---|
1500 | Log(("%s: uLogicalUnit=%u\n", __FUNCTION__, pCCB->o.uLogicalUnit));
|
---|
1501 | }
|
---|
1502 | else
|
---|
1503 | {
|
---|
1504 | Log(("%s: cbData=%u\n", __FUNCTION__, pCCB->n.cbData));
|
---|
1505 | Log(("%s: PhysAddrData=%#x\n", __FUNCTION__, pCCB->n.u32PhysAddrData));
|
---|
1506 | Log(("%s: uTargetId=%u\n", __FUNCTION__, pCCB->n.uTargetId));
|
---|
1507 | Log(("%s: uLogicalUnit=%u\n", __FUNCTION__, pCCB->n.uLogicalUnit));
|
---|
1508 | Log(("%s: fTagQueued=%d\n", __FUNCTION__, pCCB->n.fTagQueued));
|
---|
1509 | Log(("%s: uQueueTag=%u\n", __FUNCTION__, pCCB->n.uQueueTag));
|
---|
1510 | Log(("%s: fLegacyTagEnable=%u\n", __FUNCTION__, pCCB->n.fLegacyTagEnable));
|
---|
1511 | Log(("%s: uLegacyQueueTag=%u\n", __FUNCTION__, pCCB->n.uLegacyQueueTag));
|
---|
1512 | Log(("%s: PhysAddrSenseData=%#x\n", __FUNCTION__, pCCB->n.u32PhysAddrSenseData));
|
---|
1513 | }
|
---|
1514 | Log(("%s: uCDB[0]=%#x\n", __FUNCTION__, pCCB->c.abCDB[0]));
|
---|
1515 | for (int i = 1; i < pCCB->c.cbCDB; i++)
|
---|
1516 | Log(("%s: uCDB[%d]=%u\n", __FUNCTION__, i, pCCB->c.abCDB[i]));
|
---|
1517 | }
|
---|
1518 |
|
---|
1519 | # endif /* LOG_ENABLED */
|
---|
1520 |
|
---|
1521 | /**
|
---|
1522 | * Allocate data buffer.
|
---|
1523 | *
|
---|
1524 | * @param pDevIns PDM device instance.
|
---|
1525 | * @param fIs24Bit Flag whether the 24bit SG format is used.
|
---|
1526 | * @param GCSGList Guest physical address of S/G list.
|
---|
1527 | * @param cEntries Number of list entries to read.
|
---|
1528 | * @param pSGEList Pointer to 32-bit S/G list storage.
|
---|
1529 | */
|
---|
1530 | static void buslogicR3ReadSGEntries(PPDMDEVINS pDevIns, bool fIs24Bit, RTGCPHYS GCSGList,
|
---|
1531 | uint32_t cEntries, SGE32 *pSGEList)
|
---|
1532 | {
|
---|
1533 | /* Read the S/G entries. Convert 24-bit entries to 32-bit format. */
|
---|
1534 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
1535 | if (fIs24Bit)
|
---|
1536 | {
|
---|
1537 | SGE24 aSGE24[32];
|
---|
1538 | Assert(cEntries <= RT_ELEMENTS(aSGE24));
|
---|
1539 |
|
---|
1540 | Log2(("Converting %u 24-bit S/G entries to 32-bit\n", cEntries));
|
---|
1541 | blPhysReadMeta(pDevIns, pThis, GCSGList, &aSGE24, cEntries * sizeof(SGE24));
|
---|
1542 | for (uint32_t i = 0; i < cEntries; ++i)
|
---|
1543 | {
|
---|
1544 | pSGEList[i].cbSegment = LEN_TO_U32(aSGE24[i].acbSegment);
|
---|
1545 | pSGEList[i].u32PhysAddrSegmentBase = ADDR_TO_U32(aSGE24[i].aPhysAddrSegmentBase);
|
---|
1546 | }
|
---|
1547 | }
|
---|
1548 | else
|
---|
1549 | blPhysReadMeta(pDevIns, pThis, GCSGList, pSGEList, cEntries * sizeof(SGE32));
|
---|
1550 | }
|
---|
1551 |
|
---|
1552 | /**
|
---|
1553 | * Determines the size of th guest data buffer.
|
---|
1554 | *
|
---|
1555 | * @returns VBox status code.
|
---|
1556 | * @param pDevIns PDM device instance.
|
---|
1557 | * @param pCCBGuest The CCB of the guest.
|
---|
1558 | * @param fIs24Bit Flag whether the 24bit SG format is used.
|
---|
1559 | * @param pcbBuf Where to store the size of the guest data buffer on success.
|
---|
1560 | */
|
---|
1561 | static int buslogicR3QueryDataBufferSize(PPDMDEVINS pDevIns, PCCBU pCCBGuest, bool fIs24Bit, size_t *pcbBuf)
|
---|
1562 | {
|
---|
1563 | int rc = VINF_SUCCESS;
|
---|
1564 | uint32_t cbDataCCB;
|
---|
1565 | uint32_t u32PhysAddrCCB;
|
---|
1566 | size_t cbBuf = 0;
|
---|
1567 |
|
---|
1568 | /* Extract the data length and physical address from the CCB. */
|
---|
1569 | if (fIs24Bit)
|
---|
1570 | {
|
---|
1571 | u32PhysAddrCCB = ADDR_TO_U32(pCCBGuest->o.aPhysAddrData);
|
---|
1572 | cbDataCCB = LEN_TO_U32(pCCBGuest->o.acbData);
|
---|
1573 | }
|
---|
1574 | else
|
---|
1575 | {
|
---|
1576 | u32PhysAddrCCB = pCCBGuest->n.u32PhysAddrData;
|
---|
1577 | cbDataCCB = pCCBGuest->n.cbData;
|
---|
1578 | }
|
---|
1579 |
|
---|
1580 | #if 1
|
---|
1581 | /* Hack for NT 10/91: A CCB describes a 2K buffer, but TEST UNIT READY is executed. This command
|
---|
1582 | * returns no data, hence the buffer must be left alone!
|
---|
1583 | */
|
---|
1584 | if (pCCBGuest->c.abCDB[0] == 0)
|
---|
1585 | cbDataCCB = 0;
|
---|
1586 | #endif
|
---|
1587 |
|
---|
1588 | if ( (pCCBGuest->c.uDataDirection != BUSLOGIC_CCB_DIRECTION_NO_DATA)
|
---|
1589 | && cbDataCCB)
|
---|
1590 | {
|
---|
1591 | /*
|
---|
1592 | * The BusLogic adapter can handle two different data buffer formats.
|
---|
1593 | * The first one is that the data pointer entry in the CCB points to
|
---|
1594 | * the buffer directly. In second mode the data pointer points to a
|
---|
1595 | * scatter gather list which describes the buffer.
|
---|
1596 | */
|
---|
1597 | if ( (pCCBGuest->c.uOpcode == BUSLOGIC_CCB_OPCODE_INITIATOR_CCB_SCATTER_GATHER)
|
---|
1598 | || (pCCBGuest->c.uOpcode == BUSLOGIC_CCB_OPCODE_INITIATOR_CCB_RESIDUAL_SCATTER_GATHER))
|
---|
1599 | {
|
---|
1600 | uint32_t cScatterGatherGCRead;
|
---|
1601 | uint32_t iScatterGatherEntry;
|
---|
1602 | SGE32 aScatterGatherReadGC[32]; /* A buffer for scatter gather list entries read from guest memory. */
|
---|
1603 | uint32_t cScatterGatherGCLeft = cbDataCCB / (fIs24Bit ? sizeof(SGE24) : sizeof(SGE32));
|
---|
1604 | RTGCPHYS GCPhysAddrScatterGatherCurrent = u32PhysAddrCCB;
|
---|
1605 |
|
---|
1606 | /* Count number of bytes to transfer. */
|
---|
1607 | do
|
---|
1608 | {
|
---|
1609 | cScatterGatherGCRead = (cScatterGatherGCLeft < RT_ELEMENTS(aScatterGatherReadGC))
|
---|
1610 | ? cScatterGatherGCLeft
|
---|
1611 | : RT_ELEMENTS(aScatterGatherReadGC);
|
---|
1612 | cScatterGatherGCLeft -= cScatterGatherGCRead;
|
---|
1613 |
|
---|
1614 | buslogicR3ReadSGEntries(pDevIns, fIs24Bit, GCPhysAddrScatterGatherCurrent, cScatterGatherGCRead, aScatterGatherReadGC);
|
---|
1615 |
|
---|
1616 | for (iScatterGatherEntry = 0; iScatterGatherEntry < cScatterGatherGCRead; iScatterGatherEntry++)
|
---|
1617 | cbBuf += aScatterGatherReadGC[iScatterGatherEntry].cbSegment;
|
---|
1618 |
|
---|
1619 | /* Set address to the next entries to read. */
|
---|
1620 | GCPhysAddrScatterGatherCurrent += cScatterGatherGCRead * (fIs24Bit ? sizeof(SGE24) : sizeof(SGE32));
|
---|
1621 | } while (cScatterGatherGCLeft > 0);
|
---|
1622 |
|
---|
1623 | Log(("%s: cbBuf=%d\n", __FUNCTION__, cbBuf));
|
---|
1624 | }
|
---|
1625 | else if ( pCCBGuest->c.uOpcode == BUSLOGIC_CCB_OPCODE_INITIATOR_CCB
|
---|
1626 | || pCCBGuest->c.uOpcode == BUSLOGIC_CCB_OPCODE_INITIATOR_CCB_RESIDUAL_DATA_LENGTH)
|
---|
1627 | cbBuf = cbDataCCB;
|
---|
1628 | }
|
---|
1629 |
|
---|
1630 | if (RT_SUCCESS(rc))
|
---|
1631 | *pcbBuf = cbBuf;
|
---|
1632 |
|
---|
1633 | return rc;
|
---|
1634 | }
|
---|
1635 |
|
---|
1636 | /**
|
---|
1637 | * Copy from guest to host memory worker.
|
---|
1638 | *
|
---|
1639 | * @copydoc FNBUSLOGICR3MEMCOPYCALLBACK
|
---|
1640 | */
|
---|
1641 | static DECLCALLBACK(void) buslogicR3CopyBufferFromGuestWorker(PPDMDEVINS pDevIns, PBUSLOGIC pThis, RTGCPHYS GCPhys,
|
---|
1642 | PRTSGBUF pSgBuf, size_t cbCopy, size_t *pcbSkip)
|
---|
1643 | {
|
---|
1644 | size_t cbSkipped = RT_MIN(cbCopy, *pcbSkip);
|
---|
1645 | cbCopy -= cbSkipped;
|
---|
1646 | GCPhys += cbSkipped;
|
---|
1647 | *pcbSkip -= cbSkipped;
|
---|
1648 |
|
---|
1649 | while (cbCopy)
|
---|
1650 | {
|
---|
1651 | size_t cbSeg = cbCopy;
|
---|
1652 | void *pvSeg = RTSgBufGetNextSegment(pSgBuf, &cbSeg);
|
---|
1653 |
|
---|
1654 | AssertPtr(pvSeg);
|
---|
1655 | blPhysReadUser(pDevIns, pThis, GCPhys, pvSeg, cbSeg);
|
---|
1656 | GCPhys += cbSeg;
|
---|
1657 | cbCopy -= cbSeg;
|
---|
1658 | }
|
---|
1659 | }
|
---|
1660 |
|
---|
1661 | /**
|
---|
1662 | * Copy from host to guest memory worker.
|
---|
1663 | *
|
---|
1664 | * @copydoc FNBUSLOGICR3MEMCOPYCALLBACK
|
---|
1665 | */
|
---|
1666 | static DECLCALLBACK(void) buslogicR3CopyBufferToGuestWorker(PPDMDEVINS pDevIns, PBUSLOGIC pThis, RTGCPHYS GCPhys,
|
---|
1667 | PRTSGBUF pSgBuf, size_t cbCopy, size_t *pcbSkip)
|
---|
1668 | {
|
---|
1669 | size_t cbSkipped = RT_MIN(cbCopy, *pcbSkip);
|
---|
1670 | cbCopy -= cbSkipped;
|
---|
1671 | GCPhys += cbSkipped;
|
---|
1672 | *pcbSkip -= cbSkipped;
|
---|
1673 |
|
---|
1674 | while (cbCopy)
|
---|
1675 | {
|
---|
1676 | size_t cbSeg = cbCopy;
|
---|
1677 | void *pvSeg = RTSgBufGetNextSegment(pSgBuf, &cbSeg);
|
---|
1678 |
|
---|
1679 | AssertPtr(pvSeg);
|
---|
1680 | blPhysWriteUser(pDevIns, pThis, GCPhys, pvSeg, cbSeg);
|
---|
1681 | GCPhys += cbSeg;
|
---|
1682 | cbCopy -= cbSeg;
|
---|
1683 | }
|
---|
1684 | }
|
---|
1685 |
|
---|
1686 | /**
|
---|
1687 | * Walks the guest S/G buffer calling the given copy worker for every buffer.
|
---|
1688 | *
|
---|
1689 | * @returns The amout of bytes actually copied.
|
---|
1690 | * @param pDevIns The device instance.
|
---|
1691 | * @param pThis Pointer to the Buslogic device state.
|
---|
1692 | * @param pReq Pointer to the request state.
|
---|
1693 | * @param pfnCopyWorker The copy method to apply for each guest buffer.
|
---|
1694 | * @param pSgBuf The host S/G buffer.
|
---|
1695 | * @param cbSkip How many bytes to skip in advance before starting to copy.
|
---|
1696 | * @param cbCopy How many bytes to copy.
|
---|
1697 | */
|
---|
1698 | static size_t buslogicR3SgBufWalker(PPDMDEVINS pDevIns, PBUSLOGIC pThis, PBUSLOGICREQ pReq,
|
---|
1699 | PFNBUSLOGICR3MEMCOPYCALLBACK pfnCopyWorker,
|
---|
1700 | PRTSGBUF pSgBuf, size_t cbSkip, size_t cbCopy)
|
---|
1701 | {
|
---|
1702 | uint32_t cbDataCCB;
|
---|
1703 | uint32_t u32PhysAddrCCB;
|
---|
1704 | size_t cbCopied = 0;
|
---|
1705 |
|
---|
1706 | /*
|
---|
1707 | * Add the amount to skip to the host buffer size to avoid a
|
---|
1708 | * few conditionals later on.
|
---|
1709 | */
|
---|
1710 | cbCopy += cbSkip;
|
---|
1711 |
|
---|
1712 | /* Extract the data length and physical address from the CCB. */
|
---|
1713 | if (pReq->fIs24Bit)
|
---|
1714 | {
|
---|
1715 | u32PhysAddrCCB = ADDR_TO_U32(pReq->CCBGuest.o.aPhysAddrData);
|
---|
1716 | cbDataCCB = LEN_TO_U32(pReq->CCBGuest.o.acbData);
|
---|
1717 | }
|
---|
1718 | else
|
---|
1719 | {
|
---|
1720 | u32PhysAddrCCB = pReq->CCBGuest.n.u32PhysAddrData;
|
---|
1721 | cbDataCCB = pReq->CCBGuest.n.cbData;
|
---|
1722 | }
|
---|
1723 |
|
---|
1724 | #if 1
|
---|
1725 | /* Hack for NT 10/91: A CCB describes a 2K buffer, but TEST UNIT READY is executed. This command
|
---|
1726 | * returns no data, hence the buffer must be left alone!
|
---|
1727 | */
|
---|
1728 | if (pReq->CCBGuest.c.abCDB[0] == 0)
|
---|
1729 | cbDataCCB = 0;
|
---|
1730 | #endif
|
---|
1731 |
|
---|
1732 | LogFlowFunc(("pReq=%#p cbDataCCB=%u direction=%u cbCopy=%zu\n", pReq, cbDataCCB,
|
---|
1733 | pReq->CCBGuest.c.uDataDirection, cbCopy));
|
---|
1734 |
|
---|
1735 | if ( (cbDataCCB > 0)
|
---|
1736 | && ( pReq->CCBGuest.c.uDataDirection == BUSLOGIC_CCB_DIRECTION_IN
|
---|
1737 | || pReq->CCBGuest.c.uDataDirection == BUSLOGIC_CCB_DIRECTION_OUT
|
---|
1738 | || pReq->CCBGuest.c.uDataDirection == BUSLOGIC_CCB_DIRECTION_UNKNOWN))
|
---|
1739 | {
|
---|
1740 | if ( (pReq->CCBGuest.c.uOpcode == BUSLOGIC_CCB_OPCODE_INITIATOR_CCB_SCATTER_GATHER)
|
---|
1741 | || (pReq->CCBGuest.c.uOpcode == BUSLOGIC_CCB_OPCODE_INITIATOR_CCB_RESIDUAL_SCATTER_GATHER))
|
---|
1742 | {
|
---|
1743 | uint32_t cScatterGatherGCRead;
|
---|
1744 | uint32_t iScatterGatherEntry;
|
---|
1745 | SGE32 aScatterGatherReadGC[32]; /* Number of scatter gather list entries read from guest memory. */
|
---|
1746 | uint32_t cScatterGatherGCLeft = cbDataCCB / (pReq->fIs24Bit ? sizeof(SGE24) : sizeof(SGE32));
|
---|
1747 | RTGCPHYS GCPhysAddrScatterGatherCurrent = u32PhysAddrCCB;
|
---|
1748 |
|
---|
1749 | do
|
---|
1750 | {
|
---|
1751 | cScatterGatherGCRead = (cScatterGatherGCLeft < RT_ELEMENTS(aScatterGatherReadGC))
|
---|
1752 | ? cScatterGatherGCLeft
|
---|
1753 | : RT_ELEMENTS(aScatterGatherReadGC);
|
---|
1754 | cScatterGatherGCLeft -= cScatterGatherGCRead;
|
---|
1755 |
|
---|
1756 | buslogicR3ReadSGEntries(pDevIns, pReq->fIs24Bit, GCPhysAddrScatterGatherCurrent,
|
---|
1757 | cScatterGatherGCRead, aScatterGatherReadGC);
|
---|
1758 |
|
---|
1759 | for (iScatterGatherEntry = 0; iScatterGatherEntry < cScatterGatherGCRead && cbCopy > 0; iScatterGatherEntry++)
|
---|
1760 | {
|
---|
1761 | RTGCPHYS GCPhysAddrDataBase;
|
---|
1762 | size_t cbCopyThis;
|
---|
1763 |
|
---|
1764 | Log(("%s: iScatterGatherEntry=%u\n", __FUNCTION__, iScatterGatherEntry));
|
---|
1765 |
|
---|
1766 | GCPhysAddrDataBase = (RTGCPHYS)aScatterGatherReadGC[iScatterGatherEntry].u32PhysAddrSegmentBase;
|
---|
1767 | cbCopyThis = RT_MIN(cbCopy, aScatterGatherReadGC[iScatterGatherEntry].cbSegment);
|
---|
1768 |
|
---|
1769 | Log(("%s: GCPhysAddrDataBase=%RGp cbCopyThis=%zu\n", __FUNCTION__, GCPhysAddrDataBase, cbCopyThis));
|
---|
1770 |
|
---|
1771 | pfnCopyWorker(pDevIns, pThis, GCPhysAddrDataBase, pSgBuf, cbCopyThis, &cbSkip);
|
---|
1772 | cbCopied += cbCopyThis;
|
---|
1773 | cbCopy -= cbCopyThis;
|
---|
1774 | }
|
---|
1775 |
|
---|
1776 | /* Set address to the next entries to read. */
|
---|
1777 | GCPhysAddrScatterGatherCurrent += cScatterGatherGCRead * (pReq->fIs24Bit ? sizeof(SGE24) : sizeof(SGE32));
|
---|
1778 | } while ( cScatterGatherGCLeft > 0
|
---|
1779 | && cbCopy > 0);
|
---|
1780 |
|
---|
1781 | }
|
---|
1782 | else if ( pReq->CCBGuest.c.uOpcode == BUSLOGIC_CCB_OPCODE_INITIATOR_CCB
|
---|
1783 | || pReq->CCBGuest.c.uOpcode == BUSLOGIC_CCB_OPCODE_INITIATOR_CCB_RESIDUAL_DATA_LENGTH)
|
---|
1784 | {
|
---|
1785 | /* The buffer is not scattered. */
|
---|
1786 | RTGCPHYS GCPhysAddrDataBase = u32PhysAddrCCB;
|
---|
1787 |
|
---|
1788 | AssertMsg(GCPhysAddrDataBase != 0, ("Physical address is 0\n"));
|
---|
1789 |
|
---|
1790 | Log(("Non-scattered buffer:\n"));
|
---|
1791 | Log(("u32PhysAddrData=%#x\n", u32PhysAddrCCB));
|
---|
1792 | Log(("cbData=%u\n", cbDataCCB));
|
---|
1793 | Log(("GCPhysAddrDataBase=0x%RGp\n", GCPhysAddrDataBase));
|
---|
1794 |
|
---|
1795 | /* Copy the data into the guest memory. */
|
---|
1796 | pfnCopyWorker(pDevIns, pThis, GCPhysAddrDataBase, pSgBuf, RT_MIN(cbDataCCB, cbCopy), &cbSkip);
|
---|
1797 | cbCopied += RT_MIN(cbDataCCB, cbCopy);
|
---|
1798 | }
|
---|
1799 | }
|
---|
1800 |
|
---|
1801 | return cbCopied - RT_MIN(cbSkip, cbCopied);
|
---|
1802 | }
|
---|
1803 |
|
---|
1804 | /**
|
---|
1805 | * Copies a data buffer into the S/G buffer set up by the guest.
|
---|
1806 | *
|
---|
1807 | * @returns Amount of bytes copied to the guest.
|
---|
1808 | * @param pDevIns The device instance.
|
---|
1809 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1810 | * @param pReq Request structure.
|
---|
1811 | * @param pSgBuf The S/G buffer to copy from.
|
---|
1812 | * @param cbSkip How many bytes to skip in advance before starting to copy.
|
---|
1813 | * @param cbCopy How many bytes to copy.
|
---|
1814 | */
|
---|
1815 | static size_t buslogicR3CopySgBufToGuest(PPDMDEVINS pDevIns, PBUSLOGIC pThis, PBUSLOGICREQ pReq,
|
---|
1816 | PRTSGBUF pSgBuf, size_t cbSkip, size_t cbCopy)
|
---|
1817 | {
|
---|
1818 | return buslogicR3SgBufWalker(pDevIns, pThis, pReq, buslogicR3CopyBufferToGuestWorker, pSgBuf, cbSkip, cbCopy);
|
---|
1819 | }
|
---|
1820 |
|
---|
1821 | /**
|
---|
1822 | * Copies the guest S/G buffer into a host data buffer.
|
---|
1823 | *
|
---|
1824 | * @returns Amount of bytes copied from the guest.
|
---|
1825 | * @param pDevIns The device instance.
|
---|
1826 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1827 | * @param pReq Request structure.
|
---|
1828 | * @param pSgBuf The S/G buffer to copy into.
|
---|
1829 | * @param cbSkip How many bytes to skip in advance before starting to copy.
|
---|
1830 | * @param cbCopy How many bytes to copy.
|
---|
1831 | */
|
---|
1832 | static size_t buslogicR3CopySgBufFromGuest(PPDMDEVINS pDevIns, PBUSLOGIC pThis, PBUSLOGICREQ pReq,
|
---|
1833 | PRTSGBUF pSgBuf, size_t cbSkip, size_t cbCopy)
|
---|
1834 | {
|
---|
1835 | return buslogicR3SgBufWalker(pDevIns, pThis, pReq, buslogicR3CopyBufferFromGuestWorker, pSgBuf, cbSkip, cbCopy);
|
---|
1836 | }
|
---|
1837 |
|
---|
1838 | /** Convert sense buffer length taking into account shortcut values. */
|
---|
1839 | static uint32_t buslogicR3ConvertSenseBufferLength(uint32_t cbSense)
|
---|
1840 | {
|
---|
1841 | /* Convert special sense buffer length values. */
|
---|
1842 | if (cbSense == 0)
|
---|
1843 | cbSense = 14; /* 0 means standard 14-byte buffer. */
|
---|
1844 | else if (cbSense == 1)
|
---|
1845 | cbSense = 0; /* 1 means no sense data. */
|
---|
1846 | else if (cbSense < 8)
|
---|
1847 | AssertMsgFailed(("Reserved cbSense value of %d used!\n", cbSense));
|
---|
1848 |
|
---|
1849 | return cbSense;
|
---|
1850 | }
|
---|
1851 |
|
---|
1852 | /**
|
---|
1853 | * Free the sense buffer.
|
---|
1854 | *
|
---|
1855 | * @param pReq Pointer to the request state.
|
---|
1856 | * @param fCopy If sense data should be copied to guest memory.
|
---|
1857 | */
|
---|
1858 | static void buslogicR3SenseBufferFree(PBUSLOGICREQ pReq, bool fCopy)
|
---|
1859 | {
|
---|
1860 | uint32_t cbSenseBuffer;
|
---|
1861 |
|
---|
1862 | cbSenseBuffer = buslogicR3ConvertSenseBufferLength(pReq->CCBGuest.c.cbSenseData);
|
---|
1863 |
|
---|
1864 | /* Copy the sense buffer into guest memory if requested. */
|
---|
1865 | if (fCopy && cbSenseBuffer)
|
---|
1866 | {
|
---|
1867 | PPDMDEVINS pDevIns = pReq->pTargetDevice->pDevIns;
|
---|
1868 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
1869 | RTGCPHYS GCPhysAddrSenseBuffer;
|
---|
1870 |
|
---|
1871 | /* With 32-bit CCBs, the (optional) sense buffer physical address is provided separately.
|
---|
1872 | * On the other hand, with 24-bit CCBs, the sense buffer is simply located at the end of
|
---|
1873 | * the CCB, right after the variable-length CDB.
|
---|
1874 | */
|
---|
1875 | if (pReq->fIs24Bit)
|
---|
1876 | {
|
---|
1877 | GCPhysAddrSenseBuffer = pReq->GCPhysAddrCCB;
|
---|
1878 | GCPhysAddrSenseBuffer += pReq->CCBGuest.c.cbCDB + RT_OFFSETOF(CCB24, abCDB);
|
---|
1879 | }
|
---|
1880 | else
|
---|
1881 | GCPhysAddrSenseBuffer = pReq->CCBGuest.n.u32PhysAddrSenseData;
|
---|
1882 |
|
---|
1883 | Log3(("%s: sense buffer: %.*Rhxs\n", __FUNCTION__, cbSenseBuffer, pReq->pbSenseBuffer));
|
---|
1884 | blPhysWriteMeta(pDevIns, pThis, GCPhysAddrSenseBuffer, pReq->pbSenseBuffer, cbSenseBuffer);
|
---|
1885 | }
|
---|
1886 |
|
---|
1887 | RTMemFree(pReq->pbSenseBuffer);
|
---|
1888 | pReq->pbSenseBuffer = NULL;
|
---|
1889 | }
|
---|
1890 |
|
---|
1891 | /**
|
---|
1892 | * Alloc the sense buffer.
|
---|
1893 | *
|
---|
1894 | * @returns VBox status code.
|
---|
1895 | * @param pReq Pointer to the task state.
|
---|
1896 | */
|
---|
1897 | static int buslogicR3SenseBufferAlloc(PBUSLOGICREQ pReq)
|
---|
1898 | {
|
---|
1899 | pReq->pbSenseBuffer = NULL;
|
---|
1900 |
|
---|
1901 | uint32_t cbSenseBuffer = buslogicR3ConvertSenseBufferLength(pReq->CCBGuest.c.cbSenseData);
|
---|
1902 | if (cbSenseBuffer)
|
---|
1903 | {
|
---|
1904 | pReq->pbSenseBuffer = (uint8_t *)RTMemAllocZ(cbSenseBuffer);
|
---|
1905 | if (!pReq->pbSenseBuffer)
|
---|
1906 | return VERR_NO_MEMORY;
|
---|
1907 | }
|
---|
1908 |
|
---|
1909 | return VINF_SUCCESS;
|
---|
1910 | }
|
---|
1911 |
|
---|
1912 | #endif /* IN_RING3 */
|
---|
1913 |
|
---|
1914 | /**
|
---|
1915 | * Parses the command buffer and executes it.
|
---|
1916 | *
|
---|
1917 | * @returns VBox status code.
|
---|
1918 | * @param pDevIns The PDM device instance.
|
---|
1919 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
1920 | */
|
---|
1921 | static int buslogicProcessCommand(PPDMDEVINS pDevIns, PBUSLOGIC pThis)
|
---|
1922 | {
|
---|
1923 | int rc = VINF_SUCCESS;
|
---|
1924 | bool fSuppressIrq = false;
|
---|
1925 | bool fSuppressCMDC = false;
|
---|
1926 | bool fCmdComplete = true;
|
---|
1927 |
|
---|
1928 | LogFlowFunc(("pThis=%#p\n", pThis));
|
---|
1929 | AssertMsg(pThis->uOperationCode != 0xff, ("There is no command to execute\n"));
|
---|
1930 |
|
---|
1931 | switch (pThis->uOperationCode)
|
---|
1932 | {
|
---|
1933 | case BUSLOGICCOMMAND_TEST_CMDC_INTERRUPT:
|
---|
1934 | /* Valid command, no reply. */
|
---|
1935 | pThis->cbReplyParametersLeft = 0;
|
---|
1936 | break;
|
---|
1937 | case BUSLOGICCOMMAND_INQUIRE_PCI_HOST_ADAPTER_INFORMATION:
|
---|
1938 | {
|
---|
1939 | /* Only supported on PCI BusLogic HBAs. */
|
---|
1940 | if (pThis->uDevType != DEV_BT_958D)
|
---|
1941 | {
|
---|
1942 | Log(("Command %#x not valid for this adapter\n", pThis->uOperationCode));
|
---|
1943 | pThis->cbReplyParametersLeft = 0;
|
---|
1944 | pThis->regStatus |= BL_STAT_CMDINV;
|
---|
1945 | break;
|
---|
1946 | }
|
---|
1947 |
|
---|
1948 | PReplyInquirePCIHostAdapterInformation pReply = (PReplyInquirePCIHostAdapterInformation)pThis->aReplyBuffer;
|
---|
1949 | memset(pReply, 0, sizeof(ReplyInquirePCIHostAdapterInformation));
|
---|
1950 |
|
---|
1951 | /* Modeled after a real BT-958(D) */
|
---|
1952 | pReply->HighByteTerminated = 1;
|
---|
1953 | pReply->LowByteTerminated = 1;
|
---|
1954 | pReply->JP1 = 1; /* Closed; "Factory configured - do not alter" */
|
---|
1955 | pReply->InformationIsValid = 1;
|
---|
1956 | pReply->IsaIOPort = pThis->uISABaseCode < 6 ? pThis->uISABaseCode : 0xff;
|
---|
1957 | pReply->IRQ = PCIDevGetInterruptLine(pDevIns->apPciDevs[0]);
|
---|
1958 | pThis->cbReplyParametersLeft = sizeof(ReplyInquirePCIHostAdapterInformation);
|
---|
1959 | break;
|
---|
1960 | }
|
---|
1961 | case BUSLOGICCOMMAND_SET_SCSI_SELECTION_TIMEOUT:
|
---|
1962 | {
|
---|
1963 | /* no-op */
|
---|
1964 | pThis->cbReplyParametersLeft = 0;
|
---|
1965 | break;
|
---|
1966 | }
|
---|
1967 | case BUSLOGICCOMMAND_MODIFY_IO_ADDRESS:
|
---|
1968 | {
|
---|
1969 |
|
---|
1970 | /* Modify the ISA-compatible I/O port base. Note that this technically
|
---|
1971 | * violates the PCI spec, as this address is not reported through PCI.
|
---|
1972 | * However, it is required for compatibility with old drivers.
|
---|
1973 | */
|
---|
1974 | #ifdef IN_RING3 /* We can do this from ring-0 now, but we'd like to see the LogRel, so we keep going back to ring-3 anyway. */
|
---|
1975 | uint8_t baseCode = pThis->aCommandBuffer[0];
|
---|
1976 |
|
---|
1977 | Log(("ISA I/O for PCI (code %x)\n", baseCode));
|
---|
1978 | pThis->cbReplyParametersLeft = 0;
|
---|
1979 | if (baseCode < 8) {
|
---|
1980 | buslogicR3RegisterISARange(pDevIns, pThis, baseCode);
|
---|
1981 | fSuppressIrq = true;
|
---|
1982 | fSuppressCMDC = true;
|
---|
1983 | }
|
---|
1984 | else
|
---|
1985 | {
|
---|
1986 | Log(("ISA base %#x not valid for this adapter\n", baseCode));
|
---|
1987 | pThis->regStatus |= BL_STAT_CMDINV;
|
---|
1988 | }
|
---|
1989 | break;
|
---|
1990 | #else
|
---|
1991 | AssertMsgFailed(("Must never get here!\n"));
|
---|
1992 | break;
|
---|
1993 | #endif
|
---|
1994 | }
|
---|
1995 | case BUSLOGICCOMMAND_INQUIRE_BOARD_ID:
|
---|
1996 | {
|
---|
1997 | /* The special option byte is important: If it is '0' or 'B', Windows NT drivers
|
---|
1998 | * for Adaptec AHA-154x may claim the adapter. The BusLogic drivers will claim
|
---|
1999 | * the adapter only when the byte is *not* '0' or 'B'.
|
---|
2000 | */
|
---|
2001 | if (pThis->uDevType == DEV_AHA_1540B)
|
---|
2002 | {
|
---|
2003 | pThis->aReplyBuffer[0] = 'A'; /* Firmware option bytes */
|
---|
2004 | pThis->aReplyBuffer[1] = '0'; /* Special option byte */
|
---|
2005 | }
|
---|
2006 | else
|
---|
2007 | {
|
---|
2008 | pThis->aReplyBuffer[0] = 'A'; /* Firmware option bytes */
|
---|
2009 | pThis->aReplyBuffer[1] = 'A'; /* Special option byte */
|
---|
2010 | }
|
---|
2011 |
|
---|
2012 | /* FW version 5.07B for BT-958, version 4.25J for BT-545. */
|
---|
2013 | if (pThis->uDevType == DEV_BT_958D) {
|
---|
2014 | pThis->aReplyBuffer[2] = '5'; /* Major version 5 */
|
---|
2015 | pThis->aReplyBuffer[3] = '0'; /* Minor version 0 */
|
---|
2016 | }
|
---|
2017 | else
|
---|
2018 | {
|
---|
2019 | pThis->aReplyBuffer[2] = '4';
|
---|
2020 | pThis->aReplyBuffer[3] = '2';
|
---|
2021 | }
|
---|
2022 | pThis->cbReplyParametersLeft = 4; /* Reply is 4 bytes long */
|
---|
2023 | break;
|
---|
2024 | }
|
---|
2025 | case BUSLOGICCOMMAND_INQUIRE_FIRMWARE_VERSION_3RD_LETTER:
|
---|
2026 | {
|
---|
2027 | if (pThis->uDevType == DEV_AHA_1540B)
|
---|
2028 | {
|
---|
2029 | /* Newer ASPI4DOS.SYS versions expect this command to fail. */
|
---|
2030 | Log(("Command %#x not valid for this adapter\n", pThis->uOperationCode));
|
---|
2031 | pThis->cbReplyParametersLeft = 0;
|
---|
2032 | pThis->regStatus |= BL_STAT_CMDINV;
|
---|
2033 | break;
|
---|
2034 | }
|
---|
2035 |
|
---|
2036 | /* FW version 5.07B for BT-958, version 4.25J for BT-545. */
|
---|
2037 | if (pThis->uDevType == DEV_BT_958D)
|
---|
2038 | pThis->aReplyBuffer[0] = '7';
|
---|
2039 | else
|
---|
2040 | pThis->aReplyBuffer[0] = '5';
|
---|
2041 | pThis->cbReplyParametersLeft = 1;
|
---|
2042 | break;
|
---|
2043 | }
|
---|
2044 | case BUSLOGICCOMMAND_INQUIRE_FIRMWARE_VERSION_LETTER:
|
---|
2045 | {
|
---|
2046 | /* FW version 5.07B for BT-958, version 4.25J for BT-545. */
|
---|
2047 | if (pThis->uDevType == DEV_BT_958D)
|
---|
2048 | pThis->aReplyBuffer[0] = 'B';
|
---|
2049 | else
|
---|
2050 | pThis->aReplyBuffer[0] = 'J';
|
---|
2051 | pThis->cbReplyParametersLeft = 1;
|
---|
2052 | break;
|
---|
2053 | }
|
---|
2054 | case BUSLOGICCOMMAND_SET_ADAPTER_OPTIONS:
|
---|
2055 | /* The parameter list length is determined by the first byte of the command buffer. */
|
---|
2056 | if (pThis->iParameter == 1)
|
---|
2057 | {
|
---|
2058 | /* First pass - set the number of following parameter bytes. */
|
---|
2059 | pThis->cbCommandParametersLeft = RT_MIN(pThis->aCommandBuffer[0], sizeof(pThis->aCommandBuffer) - 1);
|
---|
2060 | Log(("Set HA options: %u bytes follow\n", pThis->cbCommandParametersLeft));
|
---|
2061 | }
|
---|
2062 | else
|
---|
2063 | {
|
---|
2064 | /* Second pass - process received data. */
|
---|
2065 | Log(("Set HA options: received %u bytes\n", pThis->aCommandBuffer[0]));
|
---|
2066 | /* We ignore the data - it only concerns the SCSI hardware protocol. */
|
---|
2067 | }
|
---|
2068 | pThis->cbReplyParametersLeft = 0;
|
---|
2069 | break;
|
---|
2070 |
|
---|
2071 | case BUSLOGICCOMMAND_EXECUTE_SCSI_COMMAND:
|
---|
2072 | /* The parameter list length is at least 12 bytes; the 12th byte determines
|
---|
2073 | * the number of additional CDB bytes that will follow.
|
---|
2074 | */
|
---|
2075 | if (pThis->iParameter == 12)
|
---|
2076 | {
|
---|
2077 | /* First pass - set the number of following CDB bytes. */
|
---|
2078 | pThis->cbCommandParametersLeft = RT_MIN(pThis->aCommandBuffer[11], sizeof(pThis->aCommandBuffer) - 12);
|
---|
2079 | Log(("Execute SCSI cmd: %u more bytes follow\n", pThis->cbCommandParametersLeft));
|
---|
2080 | }
|
---|
2081 | else
|
---|
2082 | {
|
---|
2083 | PESCMD pCmd;
|
---|
2084 |
|
---|
2085 | /* Second pass - process received data. */
|
---|
2086 | Log(("Execute SCSI cmd: received %u bytes\n", pThis->aCommandBuffer[0]));
|
---|
2087 | pCmd = (PESCMD)pThis->aCommandBuffer;
|
---|
2088 | Log(("Addr %08X, cbData %08X, cbCDB=%u\n", pCmd->u32PhysAddrData, pCmd->cbData, pCmd->cbCDB));
|
---|
2089 |
|
---|
2090 | if (!ASMAtomicXchgBool(&pThis->fBiosReqPending, true))
|
---|
2091 | {
|
---|
2092 | /* Wake up the worker thread. */
|
---|
2093 | int rc2 = PDMDevHlpSUPSemEventSignal(pDevIns, pThis->hEvtProcess);
|
---|
2094 | AssertRC(rc2);
|
---|
2095 | }
|
---|
2096 |
|
---|
2097 | fCmdComplete = false;
|
---|
2098 | }
|
---|
2099 | break;
|
---|
2100 |
|
---|
2101 | case BUSLOGICCOMMAND_INQUIRE_HOST_ADAPTER_MODEL_NUMBER:
|
---|
2102 | {
|
---|
2103 | /* Not supported on AHA-154x. */
|
---|
2104 | if (pThis->uDevType == DEV_AHA_1540B)
|
---|
2105 | {
|
---|
2106 | Log(("Command %#x not valid for this adapter\n", pThis->uOperationCode));
|
---|
2107 | pThis->cbReplyParametersLeft = 0;
|
---|
2108 | pThis->regStatus |= BL_STAT_CMDINV;
|
---|
2109 | break;
|
---|
2110 | }
|
---|
2111 |
|
---|
2112 | /* The reply length is set by the guest and is found in the first byte of the command buffer. */
|
---|
2113 | if (pThis->aCommandBuffer[0] > sizeof(pThis->aReplyBuffer))
|
---|
2114 | {
|
---|
2115 | Log(("Requested too much adapter model number data (%u)!\n", pThis->aCommandBuffer[0]));
|
---|
2116 | pThis->regStatus |= BL_STAT_CMDINV;
|
---|
2117 | break;
|
---|
2118 | }
|
---|
2119 | pThis->cbReplyParametersLeft = pThis->aCommandBuffer[0];
|
---|
2120 | memset(pThis->aReplyBuffer, 0, sizeof(pThis->aReplyBuffer));
|
---|
2121 | const char aModelName958[] = "958D "; /* Trailing \0 is fine, that's the filler anyway. */
|
---|
2122 | const char aModelName545[] = "54xC ";
|
---|
2123 | AssertCompile(sizeof(aModelName958) == sizeof(aModelName545));
|
---|
2124 | const char *pModelName = pThis->uDevType == DEV_BT_958D ? aModelName958 : aModelName545;
|
---|
2125 | int cCharsToTransfer = pThis->cbReplyParametersLeft <= sizeof(aModelName958)
|
---|
2126 | ? pThis->cbReplyParametersLeft
|
---|
2127 | : sizeof(aModelName958);
|
---|
2128 |
|
---|
2129 | for (int i = 0; i < cCharsToTransfer; i++)
|
---|
2130 | pThis->aReplyBuffer[i] = pModelName[i];
|
---|
2131 |
|
---|
2132 | break;
|
---|
2133 | }
|
---|
2134 | case BUSLOGICCOMMAND_INQUIRE_CONFIGURATION:
|
---|
2135 | {
|
---|
2136 | uint8_t uIrq;
|
---|
2137 |
|
---|
2138 | if (pThis->uIsaIrq)
|
---|
2139 | uIrq = pThis->uIsaIrq;
|
---|
2140 | else
|
---|
2141 | uIrq = PCIDevGetInterruptLine(pDevIns->apPciDevs[0]);
|
---|
2142 |
|
---|
2143 | pThis->cbReplyParametersLeft = sizeof(ReplyInquireConfiguration);
|
---|
2144 | PReplyInquireConfiguration pReply = (PReplyInquireConfiguration)pThis->aReplyBuffer;
|
---|
2145 | memset(pReply, 0, sizeof(ReplyInquireConfiguration));
|
---|
2146 |
|
---|
2147 | pReply->uHostAdapterId = 7; /* The controller has always 7 as ID. */
|
---|
2148 | pReply->fDmaChannel6 = 1; /* DMA channel 6 is a good default. */
|
---|
2149 |
|
---|
2150 | /* The PCI IRQ is not necessarily representable in this structure.
|
---|
2151 | * If that is the case, the guest likely won't function correctly,
|
---|
2152 | * therefore we log a warning. Note that for ISA configurations, we
|
---|
2153 | * can only allow IRQs that can be supported; for PCI, the HBA
|
---|
2154 | * has no control over IRQ assignment.
|
---|
2155 | */
|
---|
2156 | switch (uIrq)
|
---|
2157 | {
|
---|
2158 | case 9: pReply->fIrqChannel9 = 1; break;
|
---|
2159 | case 10: pReply->fIrqChannel10 = 1; break;
|
---|
2160 | case 11: pReply->fIrqChannel11 = 1; break;
|
---|
2161 | case 12: pReply->fIrqChannel12 = 1; break;
|
---|
2162 | case 14: pReply->fIrqChannel14 = 1; break;
|
---|
2163 | case 15: pReply->fIrqChannel15 = 1; break;
|
---|
2164 | default:
|
---|
2165 | LogRel(("Warning: PCI IRQ %d cannot be represented as ISA!\n", uIrq));
|
---|
2166 | break;
|
---|
2167 | }
|
---|
2168 | break;
|
---|
2169 | }
|
---|
2170 | case BUSLOGICCOMMAND_INQUIRE_EXTENDED_SETUP_INFORMATION:
|
---|
2171 | {
|
---|
2172 | /* Some Adaptec AHA-154x drivers (e.g. OS/2) execute this command and expect
|
---|
2173 | * it to fail. If it succeeds, the drivers refuse to load. However, some newer
|
---|
2174 | * Adaptec 154x models supposedly support it too??
|
---|
2175 | */
|
---|
2176 | if (pThis->uDevType == DEV_AHA_1540B)
|
---|
2177 | {
|
---|
2178 | Log(("Command %#x not valid for this adapter\n", pThis->uOperationCode));
|
---|
2179 | pThis->cbReplyParametersLeft = 0;
|
---|
2180 | pThis->regStatus |= BL_STAT_CMDINV;
|
---|
2181 | break;
|
---|
2182 | }
|
---|
2183 |
|
---|
2184 | /* The reply length is set by the guest and is found in the first byte of the command buffer. */
|
---|
2185 | pThis->cbReplyParametersLeft = pThis->aCommandBuffer[0];
|
---|
2186 | PReplyInquireExtendedSetupInformation pReply = (PReplyInquireExtendedSetupInformation)pThis->aReplyBuffer;
|
---|
2187 | memset(pReply, 0, sizeof(ReplyInquireExtendedSetupInformation));
|
---|
2188 |
|
---|
2189 | /** @todo should this reflect the RAM contents (AutoSCSIRam)? */
|
---|
2190 | if (pThis->uDevType == DEV_BT_958D)
|
---|
2191 | pReply->uBusType = 'E'; /* EISA style */
|
---|
2192 | else
|
---|
2193 | pReply->uBusType = 'A'; /* ISA */
|
---|
2194 |
|
---|
2195 | pReply->u16ScatterGatherLimit = 8192;
|
---|
2196 | pReply->cMailbox = pThis->cMailbox;
|
---|
2197 | pReply->uMailboxAddressBase = (uint32_t)pThis->GCPhysAddrMailboxOutgoingBase;
|
---|
2198 | pReply->fLevelSensitiveInterrupt = true;
|
---|
2199 | pReply->fHostWideSCSI = true;
|
---|
2200 | pReply->fHostUltraSCSI = true;
|
---|
2201 | /* FW version 5.07B for BT-958, version 4.25J for BT-545. */
|
---|
2202 | if (pThis->uDevType == DEV_BT_958D)
|
---|
2203 | memcpy(pReply->aFirmwareRevision, "07B", sizeof(pReply->aFirmwareRevision));
|
---|
2204 | else
|
---|
2205 | memcpy(pReply->aFirmwareRevision, "25J", sizeof(pReply->aFirmwareRevision));
|
---|
2206 |
|
---|
2207 | break;
|
---|
2208 | }
|
---|
2209 | case BUSLOGICCOMMAND_INQUIRE_SETUP_INFORMATION:
|
---|
2210 | {
|
---|
2211 | /* The reply length is set by the guest and is found in the first byte of the command buffer. */
|
---|
2212 | pThis->cbReplyParametersLeft = pThis->aCommandBuffer[0];
|
---|
2213 | PReplyInquireSetupInformation pReply = (PReplyInquireSetupInformation)pThis->aReplyBuffer;
|
---|
2214 | memset(pReply, 0, sizeof(ReplyInquireSetupInformation));
|
---|
2215 | pReply->fSynchronousInitiationEnabled = true;
|
---|
2216 | pReply->fParityCheckingEnabled = true;
|
---|
2217 | pReply->cMailbox = pThis->cMailbox;
|
---|
2218 | U32_TO_ADDR(pReply->MailboxAddress, pThis->GCPhysAddrMailboxOutgoingBase);
|
---|
2219 | /* The 'D' signature (actually 'SD' for Storage Dimensions, and 'BD' for BusLogic)
|
---|
2220 | * prevents Adaptec's OS/2 drivers from getting too friendly with BusLogic hardware
|
---|
2221 | * and upsetting the HBA state.
|
---|
2222 | */
|
---|
2223 | if (pThis->uDevType == DEV_AHA_1540B)
|
---|
2224 | {
|
---|
2225 | pReply->uSignature = 0; /* Zeros for Adaptec. */
|
---|
2226 | pReply->uCharacterD = 0;
|
---|
2227 | }
|
---|
2228 | else
|
---|
2229 | {
|
---|
2230 | pReply->uSignature = 'B';
|
---|
2231 | pReply->uCharacterD = 'D'; /* BusLogic model. */
|
---|
2232 | }
|
---|
2233 | if (pThis->uDevType == DEV_BT_958D)
|
---|
2234 | pReply->uHostBusType = 'F'; /* PCI bus. */
|
---|
2235 | else
|
---|
2236 | pReply->uHostBusType = 'A'; /* ISA bus. */
|
---|
2237 | break;
|
---|
2238 | }
|
---|
2239 | case BUSLOGICCOMMAND_FETCH_HOST_ADAPTER_LOCAL_RAM:
|
---|
2240 | {
|
---|
2241 | /*
|
---|
2242 | * First element in the command buffer contains start offset to read from
|
---|
2243 | * and second one the number of bytes to read.
|
---|
2244 | */
|
---|
2245 | uint8_t uOffset = pThis->aCommandBuffer[0];
|
---|
2246 | pThis->cbReplyParametersLeft = pThis->aCommandBuffer[1];
|
---|
2247 |
|
---|
2248 | pThis->fUseLocalRam = true;
|
---|
2249 | pThis->iReply = uOffset;
|
---|
2250 | break;
|
---|
2251 | }
|
---|
2252 | case BUSLOGICCOMMAND_INITIALIZE_MAILBOX:
|
---|
2253 | {
|
---|
2254 | PRequestInitMbx pRequest = (PRequestInitMbx)pThis->aCommandBuffer;
|
---|
2255 |
|
---|
2256 | pThis->cbReplyParametersLeft = 0;
|
---|
2257 | if (!pRequest->cMailbox)
|
---|
2258 | {
|
---|
2259 | Log(("cMailboxes=%u (24-bit mode), fail!\n", pThis->cMailbox));
|
---|
2260 | pThis->regStatus |= BL_STAT_CMDINV;
|
---|
2261 | break;
|
---|
2262 | }
|
---|
2263 | pThis->fMbxIs24Bit = true;
|
---|
2264 | pThis->cMailbox = pRequest->cMailbox;
|
---|
2265 | pThis->uMailboxOutgoingPositionCurrent = pThis->uMailboxIncomingPositionCurrent = 0;
|
---|
2266 | pThis->GCPhysAddrMailboxOutgoingBase = (RTGCPHYS)ADDR_TO_U32(pRequest->aMailboxBaseAddr);
|
---|
2267 | /* The area for incoming mailboxes is right after the last entry of outgoing mailboxes. */
|
---|
2268 | pThis->GCPhysAddrMailboxIncomingBase = pThis->GCPhysAddrMailboxOutgoingBase + (pThis->cMailbox * sizeof(Mailbox24));
|
---|
2269 |
|
---|
2270 | Log(("GCPhysAddrMailboxOutgoingBase=%RGp\n", pThis->GCPhysAddrMailboxOutgoingBase));
|
---|
2271 | Log(("GCPhysAddrMailboxIncomingBase=%RGp\n", pThis->GCPhysAddrMailboxIncomingBase));
|
---|
2272 | Log(("cMailboxes=%u (24-bit mode)\n", pThis->cMailbox));
|
---|
2273 | LogRel(("Initialized 24-bit mailbox, %d entries at %08x\n", pRequest->cMailbox, ADDR_TO_U32(pRequest->aMailboxBaseAddr)));
|
---|
2274 |
|
---|
2275 | pThis->regStatus &= ~BL_STAT_INREQ;
|
---|
2276 | break;
|
---|
2277 | }
|
---|
2278 | case BUSLOGICCOMMAND_INITIALIZE_EXTENDED_MAILBOX:
|
---|
2279 | {
|
---|
2280 | if (pThis->uDevType == DEV_AHA_1540B)
|
---|
2281 | {
|
---|
2282 | Log(("Command %#x not valid for this adapter\n", pThis->uOperationCode));
|
---|
2283 | pThis->cbReplyParametersLeft = 0;
|
---|
2284 | pThis->regStatus |= BL_STAT_CMDINV;
|
---|
2285 | break;
|
---|
2286 | }
|
---|
2287 |
|
---|
2288 | PRequestInitializeExtendedMailbox pRequest = (PRequestInitializeExtendedMailbox)pThis->aCommandBuffer;
|
---|
2289 |
|
---|
2290 | pThis->cbReplyParametersLeft = 0;
|
---|
2291 | if (!pRequest->cMailbox)
|
---|
2292 | {
|
---|
2293 | Log(("cMailboxes=%u (32-bit mode), fail!\n", pThis->cMailbox));
|
---|
2294 | pThis->regStatus |= BL_STAT_CMDINV;
|
---|
2295 | break;
|
---|
2296 | }
|
---|
2297 | pThis->fMbxIs24Bit = false;
|
---|
2298 | pThis->cMailbox = pRequest->cMailbox;
|
---|
2299 | pThis->uMailboxOutgoingPositionCurrent = pThis->uMailboxIncomingPositionCurrent = 0;
|
---|
2300 | pThis->GCPhysAddrMailboxOutgoingBase = (RTGCPHYS)pRequest->uMailboxBaseAddress;
|
---|
2301 | /* The area for incoming mailboxes is right after the last entry of outgoing mailboxes. */
|
---|
2302 | pThis->GCPhysAddrMailboxIncomingBase = (RTGCPHYS)pRequest->uMailboxBaseAddress + (pThis->cMailbox * sizeof(Mailbox32));
|
---|
2303 |
|
---|
2304 | Log(("GCPhysAddrMailboxOutgoingBase=%RGp\n", pThis->GCPhysAddrMailboxOutgoingBase));
|
---|
2305 | Log(("GCPhysAddrMailboxIncomingBase=%RGp\n", pThis->GCPhysAddrMailboxIncomingBase));
|
---|
2306 | Log(("cMailboxes=%u (32-bit mode)\n", pThis->cMailbox));
|
---|
2307 | LogRel(("Initialized 32-bit mailbox, %d entries at %08x\n", pRequest->cMailbox, pRequest->uMailboxBaseAddress));
|
---|
2308 |
|
---|
2309 | pThis->regStatus &= ~BL_STAT_INREQ;
|
---|
2310 | break;
|
---|
2311 | }
|
---|
2312 | case BUSLOGICCOMMAND_ENABLE_STRICT_ROUND_ROBIN_MODE:
|
---|
2313 | {
|
---|
2314 | if (pThis->aCommandBuffer[0] == 0)
|
---|
2315 | pThis->fStrictRoundRobinMode = false;
|
---|
2316 | else if (pThis->aCommandBuffer[0] == 1)
|
---|
2317 | pThis->fStrictRoundRobinMode = true;
|
---|
2318 | else
|
---|
2319 | AssertMsgFailed(("Invalid round robin mode %d\n", pThis->aCommandBuffer[0]));
|
---|
2320 |
|
---|
2321 | pThis->cbReplyParametersLeft = 0;
|
---|
2322 | break;
|
---|
2323 | }
|
---|
2324 | case BUSLOGICCOMMAND_SET_CCB_FORMAT:
|
---|
2325 | {
|
---|
2326 | if (pThis->aCommandBuffer[0] == 0)
|
---|
2327 | pThis->fExtendedLunCCBFormat = false;
|
---|
2328 | else if (pThis->aCommandBuffer[0] == 1)
|
---|
2329 | pThis->fExtendedLunCCBFormat = true;
|
---|
2330 | else
|
---|
2331 | AssertMsgFailed(("Invalid CCB format %d\n", pThis->aCommandBuffer[0]));
|
---|
2332 |
|
---|
2333 | pThis->cbReplyParametersLeft = 0;
|
---|
2334 | break;
|
---|
2335 | }
|
---|
2336 | case BUSLOGICCOMMAND_INQUIRE_INSTALLED_DEVICES_ID_0_TO_7:
|
---|
2337 | /* This is supposed to send TEST UNIT READY to each target/LUN.
|
---|
2338 | * We cheat and skip that, since we already know what's attached
|
---|
2339 | */
|
---|
2340 | memset(pThis->aReplyBuffer, 0, 8);
|
---|
2341 | for (int i = 0; i < 8; ++i)
|
---|
2342 | {
|
---|
2343 | if (pThis->afDevicePresent[i])
|
---|
2344 | pThis->aReplyBuffer[i] = 1;
|
---|
2345 | }
|
---|
2346 | pThis->aReplyBuffer[7] = 0; /* HA hardcoded at ID 7. */
|
---|
2347 | pThis->cbReplyParametersLeft = 8;
|
---|
2348 | break;
|
---|
2349 | case BUSLOGICCOMMAND_INQUIRE_INSTALLED_DEVICES_ID_8_TO_15:
|
---|
2350 | /* See note about cheating above. */
|
---|
2351 | memset(pThis->aReplyBuffer, 0, 8);
|
---|
2352 | for (int i = 0; i < 8; ++i)
|
---|
2353 | {
|
---|
2354 | if (pThis->afDevicePresent[i + 8])
|
---|
2355 | pThis->aReplyBuffer[i] = 1;
|
---|
2356 | }
|
---|
2357 | pThis->cbReplyParametersLeft = 8;
|
---|
2358 | break;
|
---|
2359 | case BUSLOGICCOMMAND_INQUIRE_TARGET_DEVICES:
|
---|
2360 | {
|
---|
2361 | /* Each bit which is set in the 16bit wide variable means a present device. */
|
---|
2362 | uint16_t u16TargetsPresentMask = 0;
|
---|
2363 |
|
---|
2364 | for (uint8_t i = 0; i < RT_ELEMENTS(pThis->afDevicePresent); i++)
|
---|
2365 | {
|
---|
2366 | if (pThis->afDevicePresent[i])
|
---|
2367 | u16TargetsPresentMask |= (1 << i);
|
---|
2368 | }
|
---|
2369 | pThis->aReplyBuffer[0] = (uint8_t)u16TargetsPresentMask;
|
---|
2370 | pThis->aReplyBuffer[1] = (uint8_t)(u16TargetsPresentMask >> 8);
|
---|
2371 | pThis->cbReplyParametersLeft = 2;
|
---|
2372 | break;
|
---|
2373 | }
|
---|
2374 | case BUSLOGICCOMMAND_INQUIRE_SYNCHRONOUS_PERIOD:
|
---|
2375 | {
|
---|
2376 | if (pThis->aCommandBuffer[0] > sizeof(pThis->aReplyBuffer))
|
---|
2377 | {
|
---|
2378 | Log(("Requested too much synch period inquiry (%u)!\n", pThis->aCommandBuffer[0]));
|
---|
2379 | pThis->regStatus |= BL_STAT_CMDINV;
|
---|
2380 | break;
|
---|
2381 | }
|
---|
2382 | pThis->cbReplyParametersLeft = pThis->aCommandBuffer[0];
|
---|
2383 | for (uint8_t i = 0; i < pThis->cbReplyParametersLeft; i++)
|
---|
2384 | pThis->aReplyBuffer[i] = 0; /** @todo Figure if we need something other here. It's not needed for the linux driver */
|
---|
2385 |
|
---|
2386 | break;
|
---|
2387 | }
|
---|
2388 | case BUSLOGICCOMMAND_DISABLE_HOST_ADAPTER_INTERRUPT:
|
---|
2389 | {
|
---|
2390 | /* Not supported on AHA-154x HBAs. */
|
---|
2391 | if (pThis->uDevType == DEV_AHA_1540B)
|
---|
2392 | {
|
---|
2393 | Log(("Command %#x not valid for this adapter\n", pThis->uOperationCode));
|
---|
2394 | pThis->cbReplyParametersLeft = 0;
|
---|
2395 | pThis->regStatus |= BL_STAT_CMDINV;
|
---|
2396 | break;
|
---|
2397 | }
|
---|
2398 |
|
---|
2399 | pThis->cbReplyParametersLeft = 0;
|
---|
2400 | if (pThis->aCommandBuffer[0] == 0)
|
---|
2401 | pThis->fIRQEnabled = false;
|
---|
2402 | else
|
---|
2403 | pThis->fIRQEnabled = true;
|
---|
2404 | /* No interrupt signaled regardless of enable/disable. NB: CMDC is still signaled! */
|
---|
2405 | fSuppressIrq = true;
|
---|
2406 | break;
|
---|
2407 | }
|
---|
2408 | case BUSLOGICCOMMAND_ECHO_COMMAND_DATA:
|
---|
2409 | {
|
---|
2410 | pThis->aReplyBuffer[0] = pThis->aCommandBuffer[0];
|
---|
2411 | pThis->cbReplyParametersLeft = 1;
|
---|
2412 | break;
|
---|
2413 | }
|
---|
2414 | case BUSLOGICCOMMAND_ENABLE_OUTGOING_MAILBOX_AVAILABLE_INTERRUPT:
|
---|
2415 | {
|
---|
2416 | uint8_t uEnable = pThis->aCommandBuffer[0];
|
---|
2417 |
|
---|
2418 | pThis->cbReplyParametersLeft = 0;
|
---|
2419 | Log(("Enable OMBR: %u\n", uEnable));
|
---|
2420 | /* Only 0/1 are accepted. */
|
---|
2421 | if (uEnable > 1)
|
---|
2422 | pThis->regStatus |= BL_STAT_CMDINV;
|
---|
2423 | else
|
---|
2424 | {
|
---|
2425 | pThis->LocalRam.structured.autoSCSIData.uReserved6 = uEnable;
|
---|
2426 | fSuppressIrq = true;
|
---|
2427 | fSuppressCMDC = true;
|
---|
2428 | }
|
---|
2429 | break;
|
---|
2430 | }
|
---|
2431 | case BUSLOGICCOMMAND_SET_PREEMPT_TIME_ON_BUS:
|
---|
2432 | {
|
---|
2433 | pThis->cbReplyParametersLeft = 0;
|
---|
2434 | pThis->LocalRam.structured.autoSCSIData.uBusOnDelay = pThis->aCommandBuffer[0];
|
---|
2435 | Log(("Bus-on time: %d\n", pThis->aCommandBuffer[0]));
|
---|
2436 | break;
|
---|
2437 | }
|
---|
2438 | case BUSLOGICCOMMAND_SET_TIME_OFF_BUS:
|
---|
2439 | {
|
---|
2440 | pThis->cbReplyParametersLeft = 0;
|
---|
2441 | pThis->LocalRam.structured.autoSCSIData.uBusOffDelay = pThis->aCommandBuffer[0];
|
---|
2442 | Log(("Bus-off time: %d\n", pThis->aCommandBuffer[0]));
|
---|
2443 | break;
|
---|
2444 | }
|
---|
2445 | case BUSLOGICCOMMAND_SET_BUS_TRANSFER_RATE:
|
---|
2446 | {
|
---|
2447 | pThis->cbReplyParametersLeft = 0;
|
---|
2448 | pThis->LocalRam.structured.autoSCSIData.uDMATransferRate = pThis->aCommandBuffer[0];
|
---|
2449 | Log(("Bus transfer rate: %02X\n", pThis->aCommandBuffer[0]));
|
---|
2450 | break;
|
---|
2451 | }
|
---|
2452 | case BUSLOGICCOMMAND_WRITE_BUSMASTER_CHIP_FIFO:
|
---|
2453 | {
|
---|
2454 | RTGCPHYS GCPhysFifoBuf;
|
---|
2455 | Addr24 addr;
|
---|
2456 |
|
---|
2457 | pThis->cbReplyParametersLeft = 0;
|
---|
2458 | addr.hi = pThis->aCommandBuffer[0];
|
---|
2459 | addr.mid = pThis->aCommandBuffer[1];
|
---|
2460 | addr.lo = pThis->aCommandBuffer[2];
|
---|
2461 | GCPhysFifoBuf = (RTGCPHYS)ADDR_TO_U32(addr);
|
---|
2462 | Log(("Write busmaster FIFO at: %04X\n", ADDR_TO_U32(addr)));
|
---|
2463 | blPhysReadMeta(pDevIns, pThis, GCPhysFifoBuf, &pThis->LocalRam.u8View[64], 64);
|
---|
2464 | break;
|
---|
2465 | }
|
---|
2466 | case BUSLOGICCOMMAND_READ_BUSMASTER_CHIP_FIFO:
|
---|
2467 | {
|
---|
2468 | RTGCPHYS GCPhysFifoBuf;
|
---|
2469 | Addr24 addr;
|
---|
2470 |
|
---|
2471 | pThis->cbReplyParametersLeft = 0;
|
---|
2472 | addr.hi = pThis->aCommandBuffer[0];
|
---|
2473 | addr.mid = pThis->aCommandBuffer[1];
|
---|
2474 | addr.lo = pThis->aCommandBuffer[2];
|
---|
2475 | GCPhysFifoBuf = (RTGCPHYS)ADDR_TO_U32(addr);
|
---|
2476 | Log(("Read busmaster FIFO at: %04X\n", ADDR_TO_U32(addr)));
|
---|
2477 | blPhysWriteMeta(pDevIns, pThis, GCPhysFifoBuf, &pThis->LocalRam.u8View[64], 64);
|
---|
2478 | break;
|
---|
2479 | }
|
---|
2480 | default:
|
---|
2481 | AssertMsgFailed(("Invalid command %#x\n", pThis->uOperationCode));
|
---|
2482 | RT_FALL_THRU();
|
---|
2483 | case BUSLOGICCOMMAND_EXT_BIOS_INFO:
|
---|
2484 | case BUSLOGICCOMMAND_UNLOCK_MAILBOX:
|
---|
2485 | /* Commands valid for Adaptec 154xC which we don't handle since
|
---|
2486 | * we pretend being 154xB compatible. Just mark the command as invalid.
|
---|
2487 | */
|
---|
2488 | Log(("Command %#x not valid for this adapter\n", pThis->uOperationCode));
|
---|
2489 | pThis->cbReplyParametersLeft = 0;
|
---|
2490 | pThis->regStatus |= BL_STAT_CMDINV;
|
---|
2491 | break;
|
---|
2492 | case BUSLOGICCOMMAND_EXECUTE_MAILBOX_COMMAND: /* Should be handled already. */
|
---|
2493 | AssertMsgFailed(("Invalid mailbox execute state!\n"));
|
---|
2494 | }
|
---|
2495 |
|
---|
2496 | Log(("uOperationCode=%#x, cbReplyParametersLeft=%d\n", pThis->uOperationCode, pThis->cbReplyParametersLeft));
|
---|
2497 |
|
---|
2498 | /* Fail command if too much parameter data requested. */
|
---|
2499 | if ((pThis->cbCommandParametersLeft + pThis->iParameter) > sizeof(pThis->aCommandBuffer))
|
---|
2500 | {
|
---|
2501 | Log(("Invalid command parameter length (%u)\n", pThis->cbCommandParametersLeft));
|
---|
2502 | pThis->cbReplyParametersLeft = 0;
|
---|
2503 | pThis->cbCommandParametersLeft = 0;
|
---|
2504 | pThis->regStatus |= BL_STAT_CMDINV;
|
---|
2505 | }
|
---|
2506 |
|
---|
2507 | if (fCmdComplete)
|
---|
2508 | {
|
---|
2509 | /* Set the data in ready bit in the status register in case the command has a reply. */
|
---|
2510 | if (pThis->cbReplyParametersLeft)
|
---|
2511 | pThis->regStatus |= BL_STAT_DIRRDY;
|
---|
2512 | else if (!pThis->cbCommandParametersLeft)
|
---|
2513 | buslogicCommandComplete(pDevIns, pThis, fSuppressIrq, fSuppressCMDC);
|
---|
2514 | }
|
---|
2515 |
|
---|
2516 | return rc;
|
---|
2517 | }
|
---|
2518 |
|
---|
2519 | /**
|
---|
2520 | * Read a register from the BusLogic adapter.
|
---|
2521 | *
|
---|
2522 | * @returns VBox status code.
|
---|
2523 | * @param pDevIns The device instance.
|
---|
2524 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
2525 | * @param iRegister The index of the register to read.
|
---|
2526 | * @param pu32 Where to store the register content.
|
---|
2527 | */
|
---|
2528 | static int buslogicRegisterRead(PPDMDEVINS pDevIns, PBUSLOGIC pThis, unsigned iRegister, uint32_t *pu32)
|
---|
2529 | {
|
---|
2530 | static const char s_szAhaSig[] = "ADAP";
|
---|
2531 | int rc = VINF_SUCCESS;
|
---|
2532 |
|
---|
2533 | switch (iRegister)
|
---|
2534 | {
|
---|
2535 | case BUSLOGIC_REGISTER_STATUS:
|
---|
2536 | {
|
---|
2537 | *pu32 = pThis->regStatus;
|
---|
2538 |
|
---|
2539 | /* If the diagnostic active bit is set, we are in a guest-initiated
|
---|
2540 | * hard reset. If the guest reads the status register and waits for
|
---|
2541 | * the host adapter ready bit to be set, we terminate the reset right
|
---|
2542 | * away. However, guests may also expect the reset condition to clear
|
---|
2543 | * automatically after a period of time, in which case we can't show
|
---|
2544 | * the DIAG bit at all.
|
---|
2545 | */
|
---|
2546 | if (pThis->regStatus & BL_STAT_DACT)
|
---|
2547 | {
|
---|
2548 | uint64_t u64AccessTime = PDMDevHlpTMTimeVirtGetNano(pDevIns);
|
---|
2549 |
|
---|
2550 | pThis->regStatus &= ~BL_STAT_DACT;
|
---|
2551 | pThis->regStatus |= BL_STAT_HARDY;
|
---|
2552 |
|
---|
2553 | if (u64AccessTime - pThis->u64ResetTime > BUSLOGIC_RESET_DURATION_NS)
|
---|
2554 | {
|
---|
2555 | /* If reset already expired, let the guest see that right away. */
|
---|
2556 | *pu32 = pThis->regStatus;
|
---|
2557 | pThis->u64ResetTime = 0;
|
---|
2558 | }
|
---|
2559 | }
|
---|
2560 | break;
|
---|
2561 | }
|
---|
2562 | case BUSLOGIC_REGISTER_DATAIN:
|
---|
2563 | {
|
---|
2564 | AssertCompileSize(pThis->LocalRam, 256);
|
---|
2565 | AssertCompileSize(pThis->iReply, sizeof(uint8_t));
|
---|
2566 | AssertCompileSize(pThis->cbReplyParametersLeft, sizeof(uint8_t));
|
---|
2567 |
|
---|
2568 | if (pThis->fUseLocalRam)
|
---|
2569 | *pu32 = pThis->LocalRam.u8View[pThis->iReply];
|
---|
2570 | else
|
---|
2571 | {
|
---|
2572 | /*
|
---|
2573 | * Real adapters seem to pad the reply with zeroes and allow up to 255 bytes even
|
---|
2574 | * if the real reply is shorter.
|
---|
2575 | */
|
---|
2576 | if (pThis->iReply >= sizeof(pThis->aReplyBuffer))
|
---|
2577 | *pu32 = 0;
|
---|
2578 | else
|
---|
2579 | *pu32 = pThis->aReplyBuffer[pThis->iReply];
|
---|
2580 | }
|
---|
2581 |
|
---|
2582 | /* Careful about underflow - guest can read data register even if
|
---|
2583 | * no data is available.
|
---|
2584 | */
|
---|
2585 | if (pThis->cbReplyParametersLeft)
|
---|
2586 | {
|
---|
2587 | pThis->iReply++;
|
---|
2588 | pThis->cbReplyParametersLeft--;
|
---|
2589 | if (!pThis->cbReplyParametersLeft)
|
---|
2590 | {
|
---|
2591 | /*
|
---|
2592 | * Reply finished, set command complete bit, unset data-in ready bit and
|
---|
2593 | * interrupt the guest if enabled.
|
---|
2594 | * NB: Some commands do not set the CMDC bit / raise completion interrupt.
|
---|
2595 | */
|
---|
2596 | if (pThis->uOperationCode == BUSLOGICCOMMAND_FETCH_HOST_ADAPTER_LOCAL_RAM)
|
---|
2597 | buslogicCommandComplete(pDevIns, pThis, true /* fSuppressIrq */, true /* fSuppressCMDC */);
|
---|
2598 | else
|
---|
2599 | buslogicCommandComplete(pDevIns, pThis, false, false);
|
---|
2600 | }
|
---|
2601 | }
|
---|
2602 | LogFlowFunc(("data=%02x, iReply=%d, cbReplyParametersLeft=%u\n", *pu32,
|
---|
2603 | pThis->iReply, pThis->cbReplyParametersLeft));
|
---|
2604 | break;
|
---|
2605 | }
|
---|
2606 | case BUSLOGIC_REGISTER_INTERRUPT:
|
---|
2607 | {
|
---|
2608 | *pu32 = pThis->regInterrupt;
|
---|
2609 | break;
|
---|
2610 | }
|
---|
2611 | case BUSLOGIC_REGISTER_GEOMETRY:
|
---|
2612 | {
|
---|
2613 | if (pThis->uDevType == DEV_AHA_1540B)
|
---|
2614 | {
|
---|
2615 | /* NB: The AHA-154xB actually does not respond on this I/O port and
|
---|
2616 | * returns 0xFF. However, Adaptec's last ASP4DOS.SYS version (3.36)
|
---|
2617 | * assumes the AHA-154xC behavior and fails to load if the 'ADAP'
|
---|
2618 | * signature is not present.
|
---|
2619 | */
|
---|
2620 | uint8_t off = pThis->uAhaSigIdx & 3;
|
---|
2621 | *pu32 = s_szAhaSig[off];
|
---|
2622 | pThis->uAhaSigIdx = (off + 1) & 3;
|
---|
2623 | }
|
---|
2624 | else
|
---|
2625 | *pu32 = pThis->regGeometry;
|
---|
2626 | break;
|
---|
2627 | }
|
---|
2628 | default:
|
---|
2629 | *pu32 = UINT32_C(0xffffffff);
|
---|
2630 | }
|
---|
2631 |
|
---|
2632 | Log2(("%s: pu32=%p:{%.*Rhxs} iRegister=%d rc=%Rrc\n",
|
---|
2633 | __FUNCTION__, pu32, 1, pu32, iRegister, rc));
|
---|
2634 |
|
---|
2635 | return rc;
|
---|
2636 | }
|
---|
2637 |
|
---|
2638 | /**
|
---|
2639 | * Write a value to a register.
|
---|
2640 | *
|
---|
2641 | * @returns VBox status code.
|
---|
2642 | * @param pDevIns The PDM device instance.
|
---|
2643 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
2644 | * @param iRegister The index of the register to read.
|
---|
2645 | * @param uVal The value to write.
|
---|
2646 | */
|
---|
2647 | static int buslogicRegisterWrite(PPDMDEVINS pDevIns, PBUSLOGIC pThis, unsigned iRegister, uint8_t uVal)
|
---|
2648 | {
|
---|
2649 | int rc = VINF_SUCCESS;
|
---|
2650 |
|
---|
2651 | switch (iRegister)
|
---|
2652 | {
|
---|
2653 | case BUSLOGIC_REGISTER_CONTROL:
|
---|
2654 | {
|
---|
2655 | if ((uVal & BL_CTRL_RHARD) || (uVal & BL_CTRL_RSOFT))
|
---|
2656 | {
|
---|
2657 | #ifdef IN_RING3
|
---|
2658 | bool fHardReset = !!(uVal & BL_CTRL_RHARD);
|
---|
2659 |
|
---|
2660 | LogRel(("BusLogic: %s reset\n", fHardReset ? "hard" : "soft"));
|
---|
2661 | buslogicR3InitiateReset(pDevIns, pThis, fHardReset);
|
---|
2662 | #else
|
---|
2663 | rc = VINF_IOM_R3_IOPORT_WRITE;
|
---|
2664 | #endif
|
---|
2665 | break;
|
---|
2666 | }
|
---|
2667 |
|
---|
2668 | rc = PDMDevHlpCritSectEnter(pDevIns, &pThis->CritSectIntr, VINF_IOM_R3_IOPORT_WRITE);
|
---|
2669 | if (rc != VINF_SUCCESS)
|
---|
2670 | return rc;
|
---|
2671 |
|
---|
2672 | #ifdef LOG_ENABLED
|
---|
2673 | uint32_t cMailboxesReady = ASMAtomicXchgU32(&pThis->cInMailboxesReadyIfLogEnabled, 0);
|
---|
2674 | Log(("%u incoming mailboxes were ready when this interrupt was cleared\n", cMailboxesReady));
|
---|
2675 | #endif
|
---|
2676 |
|
---|
2677 | if (uVal & BL_CTRL_RINT)
|
---|
2678 | buslogicClearInterrupt(pDevIns, pThis);
|
---|
2679 |
|
---|
2680 | PDMDevHlpCritSectLeave(pDevIns, &pThis->CritSectIntr);
|
---|
2681 |
|
---|
2682 | break;
|
---|
2683 | }
|
---|
2684 | case BUSLOGIC_REGISTER_COMMAND:
|
---|
2685 | {
|
---|
2686 | /* Fast path for mailbox execution command. */
|
---|
2687 | if ((uVal == BUSLOGICCOMMAND_EXECUTE_MAILBOX_COMMAND) && (pThis->uOperationCode == 0xff))
|
---|
2688 | {
|
---|
2689 | /// @todo Should fail if BL_STAT_INREQ is set
|
---|
2690 | /* If there are no mailboxes configured, don't even try to do anything. */
|
---|
2691 | if (pThis->cMailbox)
|
---|
2692 | {
|
---|
2693 | ASMAtomicIncU32(&pThis->cMailboxesReady);
|
---|
2694 | if (!ASMAtomicXchgBool(&pThis->fNotificationSent, true))
|
---|
2695 | {
|
---|
2696 | /* Wake up the worker thread. */
|
---|
2697 | int rc2 = PDMDevHlpSUPSemEventSignal(pDevIns, pThis->hEvtProcess);
|
---|
2698 | AssertRC(rc2);
|
---|
2699 | }
|
---|
2700 | }
|
---|
2701 |
|
---|
2702 | return rc;
|
---|
2703 | }
|
---|
2704 |
|
---|
2705 | /*
|
---|
2706 | * Check if we are already fetch command parameters from the guest.
|
---|
2707 | * If not we initialize executing a new command.
|
---|
2708 | */
|
---|
2709 | if (pThis->uOperationCode == 0xff)
|
---|
2710 | {
|
---|
2711 | pThis->uOperationCode = uVal;
|
---|
2712 | pThis->iParameter = 0;
|
---|
2713 |
|
---|
2714 | /* Mark host adapter as busy and clear the invalid status bit. */
|
---|
2715 | pThis->regStatus &= ~(BL_STAT_HARDY | BL_STAT_CMDINV);
|
---|
2716 |
|
---|
2717 | /* Get the number of bytes for parameters from the command code. */
|
---|
2718 | switch (pThis->uOperationCode)
|
---|
2719 | {
|
---|
2720 | case BUSLOGICCOMMAND_TEST_CMDC_INTERRUPT:
|
---|
2721 | case BUSLOGICCOMMAND_INQUIRE_FIRMWARE_VERSION_LETTER:
|
---|
2722 | case BUSLOGICCOMMAND_INQUIRE_BOARD_ID:
|
---|
2723 | case BUSLOGICCOMMAND_INQUIRE_FIRMWARE_VERSION_3RD_LETTER:
|
---|
2724 | case BUSLOGICCOMMAND_INQUIRE_PCI_HOST_ADAPTER_INFORMATION:
|
---|
2725 | case BUSLOGICCOMMAND_INQUIRE_CONFIGURATION:
|
---|
2726 | case BUSLOGICCOMMAND_INQUIRE_INSTALLED_DEVICES_ID_0_TO_7:
|
---|
2727 | case BUSLOGICCOMMAND_INQUIRE_INSTALLED_DEVICES_ID_8_TO_15:
|
---|
2728 | case BUSLOGICCOMMAND_INQUIRE_TARGET_DEVICES:
|
---|
2729 | pThis->cbCommandParametersLeft = 0;
|
---|
2730 | break;
|
---|
2731 | case BUSLOGICCOMMAND_MODIFY_IO_ADDRESS:
|
---|
2732 | case BUSLOGICCOMMAND_INQUIRE_EXTENDED_SETUP_INFORMATION:
|
---|
2733 | case BUSLOGICCOMMAND_DISABLE_HOST_ADAPTER_INTERRUPT:
|
---|
2734 | case BUSLOGICCOMMAND_INQUIRE_HOST_ADAPTER_MODEL_NUMBER:
|
---|
2735 | /* These commands are not on AHA-154x, some Adaptec drivers (ASPI4DOS.SYS) test them. */
|
---|
2736 | if (pThis->uDevType == DEV_AHA_1540B)
|
---|
2737 | {
|
---|
2738 | pThis->cbCommandParametersLeft = 0;
|
---|
2739 | break;
|
---|
2740 | }
|
---|
2741 | RT_FALL_THRU();
|
---|
2742 | case BUSLOGICCOMMAND_INQUIRE_SETUP_INFORMATION:
|
---|
2743 | case BUSLOGICCOMMAND_ENABLE_STRICT_ROUND_ROBIN_MODE:
|
---|
2744 | case BUSLOGICCOMMAND_SET_CCB_FORMAT:
|
---|
2745 | case BUSLOGICCOMMAND_INQUIRE_SYNCHRONOUS_PERIOD:
|
---|
2746 | case BUSLOGICCOMMAND_ECHO_COMMAND_DATA:
|
---|
2747 | case BUSLOGICCOMMAND_ENABLE_OUTGOING_MAILBOX_AVAILABLE_INTERRUPT:
|
---|
2748 | case BUSLOGICCOMMAND_SET_PREEMPT_TIME_ON_BUS:
|
---|
2749 | case BUSLOGICCOMMAND_SET_TIME_OFF_BUS:
|
---|
2750 | case BUSLOGICCOMMAND_SET_BUS_TRANSFER_RATE:
|
---|
2751 | pThis->cbCommandParametersLeft = 1;
|
---|
2752 | break;
|
---|
2753 | case BUSLOGICCOMMAND_FETCH_HOST_ADAPTER_LOCAL_RAM:
|
---|
2754 | pThis->cbCommandParametersLeft = 2;
|
---|
2755 | break;
|
---|
2756 | case BUSLOGICCOMMAND_READ_BUSMASTER_CHIP_FIFO:
|
---|
2757 | case BUSLOGICCOMMAND_WRITE_BUSMASTER_CHIP_FIFO:
|
---|
2758 | pThis->cbCommandParametersLeft = 3;
|
---|
2759 | break;
|
---|
2760 | case BUSLOGICCOMMAND_SET_SCSI_SELECTION_TIMEOUT:
|
---|
2761 | pThis->cbCommandParametersLeft = 4;
|
---|
2762 | break;
|
---|
2763 | case BUSLOGICCOMMAND_INITIALIZE_MAILBOX:
|
---|
2764 | pThis->cbCommandParametersLeft = sizeof(RequestInitMbx);
|
---|
2765 | break;
|
---|
2766 | case BUSLOGICCOMMAND_INITIALIZE_EXTENDED_MAILBOX:
|
---|
2767 | /* Some Adaptec drivers (ASPI4DOS.SYS) test this command. */
|
---|
2768 | if (pThis->uDevType == DEV_AHA_1540B)
|
---|
2769 | {
|
---|
2770 | pThis->cbCommandParametersLeft = 0;
|
---|
2771 | break;
|
---|
2772 | }
|
---|
2773 | pThis->cbCommandParametersLeft = sizeof(RequestInitializeExtendedMailbox);
|
---|
2774 | break;
|
---|
2775 | case BUSLOGICCOMMAND_SET_ADAPTER_OPTIONS:
|
---|
2776 | /* There must be at least one byte following this command. */
|
---|
2777 | pThis->cbCommandParametersLeft = 1;
|
---|
2778 | break;
|
---|
2779 | case BUSLOGICCOMMAND_EXECUTE_SCSI_COMMAND:
|
---|
2780 | /* 12 bytes + variable-length CDB. */
|
---|
2781 | pThis->cbCommandParametersLeft = 12;
|
---|
2782 | break;
|
---|
2783 | case BUSLOGICCOMMAND_EXT_BIOS_INFO:
|
---|
2784 | case BUSLOGICCOMMAND_UNLOCK_MAILBOX:
|
---|
2785 | /* Invalid commands. */
|
---|
2786 | pThis->cbCommandParametersLeft = 0;
|
---|
2787 | break;
|
---|
2788 | case BUSLOGICCOMMAND_EXECUTE_MAILBOX_COMMAND: /* Should not come here anymore. */
|
---|
2789 | default:
|
---|
2790 | AssertMsgFailed(("Invalid operation code %#x\n", uVal));
|
---|
2791 | }
|
---|
2792 | }
|
---|
2793 | else if (pThis->cbCommandParametersLeft)
|
---|
2794 | {
|
---|
2795 | #ifndef IN_RING3
|
---|
2796 | /* This command must be executed in R3 as it rehooks the ISA I/O port. */
|
---|
2797 | if (pThis->uOperationCode == BUSLOGICCOMMAND_MODIFY_IO_ADDRESS)
|
---|
2798 | {
|
---|
2799 | rc = VINF_IOM_R3_IOPORT_WRITE;
|
---|
2800 | break;
|
---|
2801 | }
|
---|
2802 | #endif
|
---|
2803 | /*
|
---|
2804 | * The real adapter would set the Command register busy bit in the status register.
|
---|
2805 | * The guest has to wait until it is unset.
|
---|
2806 | * We don't need to do it because the guest does not continue execution while we are in this
|
---|
2807 | * function.
|
---|
2808 | */
|
---|
2809 | pThis->aCommandBuffer[pThis->iParameter] = uVal;
|
---|
2810 | pThis->iParameter++;
|
---|
2811 | pThis->cbCommandParametersLeft--;
|
---|
2812 | }
|
---|
2813 |
|
---|
2814 | /* Start execution of command if there are no parameters left. */
|
---|
2815 | if (!pThis->cbCommandParametersLeft)
|
---|
2816 | {
|
---|
2817 | rc = buslogicProcessCommand(pDevIns, pThis);
|
---|
2818 | AssertMsgRC(rc, ("Processing command failed rc=%Rrc\n", rc));
|
---|
2819 | }
|
---|
2820 | break;
|
---|
2821 | }
|
---|
2822 |
|
---|
2823 | /* On BusLogic adapters, the interrupt and geometry registers are R/W.
|
---|
2824 | * That is different from Adaptec 154x where those are read only.
|
---|
2825 | */
|
---|
2826 | case BUSLOGIC_REGISTER_INTERRUPT:
|
---|
2827 | if (pThis->uDevType == DEV_AHA_1540B)
|
---|
2828 | break;
|
---|
2829 | pThis->regInterrupt = uVal;
|
---|
2830 | break;
|
---|
2831 |
|
---|
2832 | case BUSLOGIC_REGISTER_GEOMETRY:
|
---|
2833 | if (pThis->uDevType == DEV_AHA_1540B)
|
---|
2834 | break;
|
---|
2835 | pThis->regGeometry = uVal;
|
---|
2836 | break;
|
---|
2837 |
|
---|
2838 | default:
|
---|
2839 | AssertMsgFailed(("Register not available\n"));
|
---|
2840 | rc = VERR_IOM_IOPORT_UNUSED;
|
---|
2841 | }
|
---|
2842 |
|
---|
2843 | return rc;
|
---|
2844 | }
|
---|
2845 |
|
---|
2846 | /**
|
---|
2847 | * @callback_method_impl{FNIOMMMIONEWREAD}
|
---|
2848 | */
|
---|
2849 | static DECLCALLBACK(VBOXSTRICTRC) buslogicMMIORead(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS off, void *pv, unsigned cb)
|
---|
2850 | {
|
---|
2851 | RT_NOREF(pDevIns, pvUser, off, pv, cb);
|
---|
2852 |
|
---|
2853 | /* the linux driver does not make use of the MMIO area. */
|
---|
2854 | ASSERT_GUEST_MSG_FAILED(("MMIO Read: %RGp LB %u\n", off, cb));
|
---|
2855 | return VINF_IOM_MMIO_UNUSED_FF;
|
---|
2856 | }
|
---|
2857 |
|
---|
2858 | /**
|
---|
2859 | * @callback_method_impl{FNIOMMMIONEWWRITE}
|
---|
2860 | */
|
---|
2861 | static DECLCALLBACK(VBOXSTRICTRC) buslogicMMIOWrite(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS off, void const *pv, unsigned cb)
|
---|
2862 | {
|
---|
2863 | RT_NOREF(pDevIns, pvUser, off, pv, cb);
|
---|
2864 |
|
---|
2865 | /* the linux driver does not make use of the MMIO area. */
|
---|
2866 | ASSERT_GUEST_MSG_FAILED(("MMIO Write: %RGp LB %u: %.*Rhxs\n", off, cb, cb, pv));
|
---|
2867 | return VINF_SUCCESS;
|
---|
2868 | }
|
---|
2869 |
|
---|
2870 | /**
|
---|
2871 | * @callback_method_impl{FNIOMIOPORTNEWIN}
|
---|
2872 | */
|
---|
2873 | static DECLCALLBACK(VBOXSTRICTRC)
|
---|
2874 | buslogicIOPortRead(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, uint32_t *pu32, unsigned cb)
|
---|
2875 | {
|
---|
2876 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
2877 | unsigned iRegister = offPort % 4;
|
---|
2878 | RT_NOREF(pvUser, cb);
|
---|
2879 |
|
---|
2880 | ASSERT_GUEST(cb == 1);
|
---|
2881 |
|
---|
2882 | return buslogicRegisterRead(pDevIns, pThis, iRegister, pu32);
|
---|
2883 | }
|
---|
2884 |
|
---|
2885 | /**
|
---|
2886 | * @callback_method_impl{FNIOMIOPORTNEWOUT}
|
---|
2887 | */
|
---|
2888 | static DECLCALLBACK(VBOXSTRICTRC)
|
---|
2889 | buslogicIOPortWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT offPort, uint32_t u32, unsigned cb)
|
---|
2890 | {
|
---|
2891 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
2892 | unsigned iRegister = offPort % 4;
|
---|
2893 | RT_NOREF(pvUser, cb);
|
---|
2894 |
|
---|
2895 | ASSERT_GUEST(cb == 1);
|
---|
2896 |
|
---|
2897 | int rc = buslogicRegisterWrite(pDevIns, pThis, iRegister, (uint8_t)u32);
|
---|
2898 |
|
---|
2899 | Log2(("#%d %s: pvUser=%#p cb=%d u32=%#x offPort=%#x rc=%Rrc\n",
|
---|
2900 | pDevIns->iInstance, __FUNCTION__, pvUser, cb, u32, offPort, rc));
|
---|
2901 |
|
---|
2902 | return rc;
|
---|
2903 | }
|
---|
2904 |
|
---|
2905 | #ifdef IN_RING3
|
---|
2906 |
|
---|
2907 | /**
|
---|
2908 | * Update the ISA I/O range.
|
---|
2909 | *
|
---|
2910 | * @returns VBox status code.
|
---|
2911 | * @param pDevIns The device instance.
|
---|
2912 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
2913 | * @param uBaseCode Encoded ISA I/O base; only low 3 bits are used.
|
---|
2914 | */
|
---|
2915 | static int buslogicR3RegisterISARange(PPDMDEVINS pDevIns, PBUSLOGIC pThis, uint8_t uBaseCode)
|
---|
2916 | {
|
---|
2917 | uint8_t uCode = uBaseCode & MAX_ISA_BASE;
|
---|
2918 | uint16_t uNewBase = g_aISABases[uCode];
|
---|
2919 | int rc = VINF_SUCCESS;
|
---|
2920 |
|
---|
2921 | LogFlowFunc(("ISA I/O code %02X, new base %X\n", uBaseCode, uNewBase));
|
---|
2922 |
|
---|
2923 | /* Check if the same port range actually changed. */
|
---|
2924 | if (uNewBase != pThis->IOISABase)
|
---|
2925 | {
|
---|
2926 | /* Unmap the old range, if necessary. */
|
---|
2927 | if (pThis->IOISABase)
|
---|
2928 | {
|
---|
2929 | rc = PDMDevHlpIoPortUnmap(pDevIns, pThis->hIoPortsIsa);
|
---|
2930 | AssertRC(rc);
|
---|
2931 | }
|
---|
2932 | if (RT_SUCCESS(rc))
|
---|
2933 | {
|
---|
2934 | pThis->IOISABase = 0; /* First mark as unregistered. */
|
---|
2935 | pThis->uISABaseCode = ISA_BASE_DISABLED;
|
---|
2936 |
|
---|
2937 | if (uNewBase)
|
---|
2938 | {
|
---|
2939 | /* Register the new range if requested. */
|
---|
2940 | rc = PDMDevHlpIoPortMap(pDevIns, pThis->hIoPortsIsa, uNewBase);
|
---|
2941 | if (RT_SUCCESS(rc))
|
---|
2942 | {
|
---|
2943 | pThis->IOISABase = uNewBase;
|
---|
2944 | pThis->uISABaseCode = uCode;
|
---|
2945 | }
|
---|
2946 | }
|
---|
2947 | }
|
---|
2948 | if (RT_SUCCESS(rc))
|
---|
2949 | {
|
---|
2950 | if (uNewBase)
|
---|
2951 | {
|
---|
2952 | Log(("ISA I/O base: %x\n", uNewBase));
|
---|
2953 | LogRel(("BusLogic: ISA I/O base: %x\n", uNewBase));
|
---|
2954 | }
|
---|
2955 | else
|
---|
2956 | {
|
---|
2957 | Log(("Disabling ISA I/O ports.\n"));
|
---|
2958 | LogRel(("BusLogic: ISA I/O disabled\n"));
|
---|
2959 | }
|
---|
2960 | }
|
---|
2961 |
|
---|
2962 | }
|
---|
2963 | return rc;
|
---|
2964 | }
|
---|
2965 |
|
---|
2966 | /**
|
---|
2967 | * Completes a request initiated by the BIOS through the BUSLOGICCOMMAND_EXECUTE_SCSI_COMMAND command.
|
---|
2968 | *
|
---|
2969 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
2970 | * @param u8ScsiSts The SCSI status code.
|
---|
2971 | */
|
---|
2972 | static void buslogicR3ReqCompleteBios(PBUSLOGIC pThis, uint8_t u8ScsiSts)
|
---|
2973 | {
|
---|
2974 | pThis->cbReplyParametersLeft = 4;
|
---|
2975 | pThis->aReplyBuffer[0] = pThis->aReplyBuffer[1] = 0;
|
---|
2976 | pThis->aReplyBuffer[2] = u8ScsiSts;
|
---|
2977 | pThis->aReplyBuffer[3] = 0;
|
---|
2978 |
|
---|
2979 | pThis->regStatus |= BL_STAT_DIRRDY;
|
---|
2980 | }
|
---|
2981 |
|
---|
2982 | static int buslogicR3ReqComplete(PPDMDEVINS pDevIns, PBUSLOGIC pThis, PBUSLOGICCC pThisCC, PBUSLOGICREQ pReq, int rcReq)
|
---|
2983 | {
|
---|
2984 | RT_NOREF(rcReq);
|
---|
2985 | PBUSLOGICDEVICE pTgtDev = pReq->pTargetDevice;
|
---|
2986 |
|
---|
2987 | LogFlowFunc(("before decrement %u\n", pTgtDev->cOutstandingRequests));
|
---|
2988 | ASMAtomicDecU32(&pTgtDev->cOutstandingRequests);
|
---|
2989 | LogFlowFunc(("after decrement %u\n", pTgtDev->cOutstandingRequests));
|
---|
2990 |
|
---|
2991 | if (pReq->fBIOS)
|
---|
2992 | {
|
---|
2993 | uint8_t u8ScsiSts = pReq->u8ScsiSts;
|
---|
2994 | pTgtDev->pDrvMediaEx->pfnIoReqFree(pTgtDev->pDrvMediaEx, pReq->hIoReq);
|
---|
2995 | buslogicR3ReqCompleteBios(pThis, u8ScsiSts);
|
---|
2996 | }
|
---|
2997 | else
|
---|
2998 | {
|
---|
2999 | if (pReq->pbSenseBuffer)
|
---|
3000 | buslogicR3SenseBufferFree(pReq, (pReq->u8ScsiSts != SCSI_STATUS_OK));
|
---|
3001 |
|
---|
3002 | /* Update residual data length. */
|
---|
3003 | if ( (pReq->CCBGuest.c.uOpcode == BUSLOGIC_CCB_OPCODE_INITIATOR_CCB_RESIDUAL_DATA_LENGTH)
|
---|
3004 | || (pReq->CCBGuest.c.uOpcode == BUSLOGIC_CCB_OPCODE_INITIATOR_CCB_RESIDUAL_SCATTER_GATHER))
|
---|
3005 | {
|
---|
3006 | size_t cbResidual = 0;
|
---|
3007 | int rc = pTgtDev->pDrvMediaEx->pfnIoReqQueryResidual(pTgtDev->pDrvMediaEx, pReq->hIoReq, &cbResidual);
|
---|
3008 | AssertRC(rc); Assert(cbResidual == (uint32_t)cbResidual);
|
---|
3009 |
|
---|
3010 | if (pReq->fIs24Bit)
|
---|
3011 | U32_TO_LEN(pReq->CCBGuest.o.acbData, (uint32_t)cbResidual);
|
---|
3012 | else
|
---|
3013 | pReq->CCBGuest.n.cbData = (uint32_t)cbResidual;
|
---|
3014 | }
|
---|
3015 |
|
---|
3016 | /*
|
---|
3017 | * Save vital things from the request and free it before posting completion
|
---|
3018 | * to avoid that the guest submits a new request with the same ID as the still
|
---|
3019 | * allocated one.
|
---|
3020 | */
|
---|
3021 | #ifdef LOG_ENABLED
|
---|
3022 | bool fIs24Bit = pReq->fIs24Bit;
|
---|
3023 | #endif
|
---|
3024 | uint8_t u8ScsiSts = pReq->u8ScsiSts;
|
---|
3025 | RTGCPHYS GCPhysAddrCCB = pReq->GCPhysAddrCCB;
|
---|
3026 | CCBU CCBGuest;
|
---|
3027 | memcpy(&CCBGuest, &pReq->CCBGuest, sizeof(CCBU));
|
---|
3028 |
|
---|
3029 | pTgtDev->pDrvMediaEx->pfnIoReqFree(pTgtDev->pDrvMediaEx, pReq->hIoReq);
|
---|
3030 | if (u8ScsiSts == SCSI_STATUS_OK)
|
---|
3031 | buslogicR3SendIncomingMailbox(pDevIns, pThis, GCPhysAddrCCB, &CCBGuest,
|
---|
3032 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_CMD_COMPLETED,
|
---|
3033 | BUSLOGIC_MAILBOX_INCOMING_DEVICE_STATUS_OPERATION_GOOD,
|
---|
3034 | BUSLOGIC_MAILBOX_INCOMING_COMPLETION_WITHOUT_ERROR);
|
---|
3035 | else if (u8ScsiSts == SCSI_STATUS_CHECK_CONDITION)
|
---|
3036 | buslogicR3SendIncomingMailbox(pDevIns, pThis, GCPhysAddrCCB, &CCBGuest,
|
---|
3037 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_CMD_COMPLETED,
|
---|
3038 | BUSLOGIC_MAILBOX_INCOMING_DEVICE_STATUS_CHECK_CONDITION,
|
---|
3039 | BUSLOGIC_MAILBOX_INCOMING_COMPLETION_WITH_ERROR);
|
---|
3040 | else
|
---|
3041 | AssertMsgFailed(("invalid completion status %u\n", u8ScsiSts));
|
---|
3042 |
|
---|
3043 | #ifdef LOG_ENABLED
|
---|
3044 | buslogicR3DumpCCBInfo(&CCBGuest, fIs24Bit);
|
---|
3045 | #endif
|
---|
3046 | }
|
---|
3047 |
|
---|
3048 | if (pTgtDev->cOutstandingRequests == 0 && pThisCC->fSignalIdle)
|
---|
3049 | PDMDevHlpAsyncNotificationCompleted(pDevIns);
|
---|
3050 |
|
---|
3051 | return VINF_SUCCESS;
|
---|
3052 | }
|
---|
3053 |
|
---|
3054 | /**
|
---|
3055 | * @interface_method_impl{PDMIMEDIAPORT,pfnQueryDeviceLocation}
|
---|
3056 | */
|
---|
3057 | static DECLCALLBACK(int) buslogicR3QueryDeviceLocation(PPDMIMEDIAPORT pInterface, const char **ppcszController,
|
---|
3058 | uint32_t *piInstance, uint32_t *piLUN)
|
---|
3059 | {
|
---|
3060 | PBUSLOGICDEVICE pTgtDev = RT_FROM_MEMBER(pInterface, BUSLOGICDEVICE, IMediaPort);
|
---|
3061 | PPDMDEVINS pDevIns = pTgtDev->pDevIns;
|
---|
3062 |
|
---|
3063 | AssertPtrReturn(ppcszController, VERR_INVALID_POINTER);
|
---|
3064 | AssertPtrReturn(piInstance, VERR_INVALID_POINTER);
|
---|
3065 | AssertPtrReturn(piLUN, VERR_INVALID_POINTER);
|
---|
3066 |
|
---|
3067 | *ppcszController = pDevIns->pReg->szName;
|
---|
3068 | *piInstance = pDevIns->iInstance;
|
---|
3069 | *piLUN = pTgtDev->iLUN;
|
---|
3070 |
|
---|
3071 | return VINF_SUCCESS;
|
---|
3072 | }
|
---|
3073 |
|
---|
3074 | static DECLCALLBACK(size_t) buslogicR3CopySgToGuestBios(PCRTSGBUF pSgBuf, const void *pvSrc, size_t cbSrc, void *pvUser)
|
---|
3075 | {
|
---|
3076 | PBUSLOGICCOPYARGS pArgs = (PBUSLOGICCOPYARGS)pvUser;
|
---|
3077 | size_t cbThisCopy = RT_MIN(cbSrc, pArgs->pCmd->cbData - pArgs->cbCopied);
|
---|
3078 | RT_NOREF(pSgBuf);
|
---|
3079 |
|
---|
3080 | blPhysWriteUser(pArgs->pDevIns, pArgs->pThis, pArgs->pCmd->u32PhysAddrData + pArgs->cbCopied, pvSrc, cbThisCopy);
|
---|
3081 | pArgs->cbCopied += cbThisCopy;
|
---|
3082 | return cbThisCopy;
|
---|
3083 | }
|
---|
3084 |
|
---|
3085 | /**
|
---|
3086 | * @interface_method_impl{PDMIMEDIAEXPORT,pfnIoReqCopyFromBuf}
|
---|
3087 | */
|
---|
3088 | static DECLCALLBACK(int) buslogicR3IoReqCopyFromBuf(PPDMIMEDIAEXPORT pInterface, PDMMEDIAEXIOREQ hIoReq,
|
---|
3089 | void *pvIoReqAlloc, uint32_t offDst, PRTSGBUF pSgBuf,
|
---|
3090 | size_t cbCopy)
|
---|
3091 | {
|
---|
3092 | PBUSLOGICDEVICE pTgtDev = RT_FROM_MEMBER(pInterface, BUSLOGICDEVICE, IMediaExPort);
|
---|
3093 | PPDMDEVINS pDevIns = pTgtDev->pDevIns;
|
---|
3094 | PBUSLOGICREQ pReq = (PBUSLOGICREQ)pvIoReqAlloc;
|
---|
3095 | RT_NOREF(hIoReq);
|
---|
3096 |
|
---|
3097 | size_t cbCopied = 0;
|
---|
3098 | if (RT_LIKELY(!pReq->fBIOS))
|
---|
3099 | cbCopied = buslogicR3CopySgBufToGuest(pDevIns, PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC), pReq, pSgBuf, offDst, cbCopy);
|
---|
3100 | else
|
---|
3101 | {
|
---|
3102 | BUSLOGICCOPYARGS Args;
|
---|
3103 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
3104 | PESCMD pCmd = (PESCMD)pThis->aCommandBuffer;
|
---|
3105 |
|
---|
3106 | Args.pCmd = pCmd;
|
---|
3107 | Args.pThis = pThis;
|
---|
3108 | Args.pDevIns = pDevIns;
|
---|
3109 | Args.cbCopied = 0;
|
---|
3110 | cbCopied = RTSgBufCopyToFn(pSgBuf, RT_MIN(pCmd->cbData, cbCopy), buslogicR3CopySgToGuestBios, &Args);
|
---|
3111 | }
|
---|
3112 | return cbCopied == cbCopy ? VINF_SUCCESS : VERR_PDM_MEDIAEX_IOBUF_OVERFLOW;
|
---|
3113 | }
|
---|
3114 |
|
---|
3115 | static DECLCALLBACK(size_t) buslogicR3CopySgFromGuestBios(PCRTSGBUF pSgBuf, void *pvDst, size_t cbDst, void *pvUser)
|
---|
3116 | {
|
---|
3117 | PBUSLOGICCOPYARGS pArgs = (PBUSLOGICCOPYARGS)pvUser;
|
---|
3118 | size_t cbThisCopy = RT_MIN(cbDst, pArgs->pCmd->cbData - pArgs->cbCopied);
|
---|
3119 | RT_NOREF(pSgBuf);
|
---|
3120 |
|
---|
3121 | blPhysReadUser(pArgs->pDevIns, pArgs->pThis, pArgs->pCmd->u32PhysAddrData + pArgs->cbCopied, pvDst, cbThisCopy);
|
---|
3122 | pArgs->cbCopied += cbThisCopy;
|
---|
3123 | return cbThisCopy;
|
---|
3124 | }
|
---|
3125 |
|
---|
3126 | /**
|
---|
3127 | * @interface_method_impl{PDMIMEDIAEXPORT,pfnIoReqCopyToBuf}
|
---|
3128 | */
|
---|
3129 | static DECLCALLBACK(int) buslogicR3IoReqCopyToBuf(PPDMIMEDIAEXPORT pInterface, PDMMEDIAEXIOREQ hIoReq,
|
---|
3130 | void *pvIoReqAlloc, uint32_t offSrc, PRTSGBUF pSgBuf,
|
---|
3131 | size_t cbCopy)
|
---|
3132 | {
|
---|
3133 | RT_NOREF(hIoReq);
|
---|
3134 | PBUSLOGICDEVICE pTgtDev = RT_FROM_MEMBER(pInterface, BUSLOGICDEVICE, IMediaExPort);
|
---|
3135 | PPDMDEVINS pDevIns = pTgtDev->pDevIns;
|
---|
3136 | PBUSLOGICREQ pReq = (PBUSLOGICREQ)pvIoReqAlloc;
|
---|
3137 |
|
---|
3138 | size_t cbCopied = 0;
|
---|
3139 | if (RT_LIKELY(!pReq->fBIOS))
|
---|
3140 | cbCopied = buslogicR3CopySgBufFromGuest(pDevIns, PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC), pReq, pSgBuf, offSrc, cbCopy);
|
---|
3141 | else
|
---|
3142 | {
|
---|
3143 | BUSLOGICCOPYARGS Args;
|
---|
3144 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
3145 | PESCMD pCmd = (PESCMD)pThis->aCommandBuffer;
|
---|
3146 |
|
---|
3147 | Args.pCmd = pCmd;
|
---|
3148 | Args.pThis = pThis;
|
---|
3149 | Args.pDevIns = pDevIns;
|
---|
3150 | Args.cbCopied = 0;
|
---|
3151 | cbCopied = RTSgBufCopyFromFn(pSgBuf, RT_MIN(pCmd->cbData, cbCopy), buslogicR3CopySgFromGuestBios, &Args);
|
---|
3152 | }
|
---|
3153 |
|
---|
3154 | return cbCopied == cbCopy ? VINF_SUCCESS : VERR_PDM_MEDIAEX_IOBUF_UNDERRUN;
|
---|
3155 | }
|
---|
3156 |
|
---|
3157 | /**
|
---|
3158 | * @interface_method_impl{PDMIMEDIAEXPORT,pfnIoReqCompleteNotify}
|
---|
3159 | */
|
---|
3160 | static DECLCALLBACK(int) buslogicR3IoReqCompleteNotify(PPDMIMEDIAEXPORT pInterface, PDMMEDIAEXIOREQ hIoReq,
|
---|
3161 | void *pvIoReqAlloc, int rcReq)
|
---|
3162 | {
|
---|
3163 | RT_NOREF(hIoReq);
|
---|
3164 | PBUSLOGICDEVICE pTgtDev = RT_FROM_MEMBER(pInterface, BUSLOGICDEVICE, IMediaExPort);
|
---|
3165 | PPDMDEVINS pDevIns = pTgtDev->pDevIns;
|
---|
3166 | buslogicR3ReqComplete(pDevIns, PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC), PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC),
|
---|
3167 | (PBUSLOGICREQ)pvIoReqAlloc, rcReq);
|
---|
3168 | return VINF_SUCCESS;
|
---|
3169 | }
|
---|
3170 |
|
---|
3171 | /**
|
---|
3172 | * @interface_method_impl{PDMIMEDIAEXPORT,pfnIoReqStateChanged}
|
---|
3173 | */
|
---|
3174 | static DECLCALLBACK(void) buslogicR3IoReqStateChanged(PPDMIMEDIAEXPORT pInterface, PDMMEDIAEXIOREQ hIoReq,
|
---|
3175 | void *pvIoReqAlloc, PDMMEDIAEXIOREQSTATE enmState)
|
---|
3176 | {
|
---|
3177 | RT_NOREF(hIoReq, pvIoReqAlloc, enmState);
|
---|
3178 | PBUSLOGICDEVICE pTgtDev = RT_FROM_MEMBER(pInterface, BUSLOGICDEVICE, IMediaExPort);
|
---|
3179 |
|
---|
3180 | switch (enmState)
|
---|
3181 | {
|
---|
3182 | case PDMMEDIAEXIOREQSTATE_SUSPENDED:
|
---|
3183 | {
|
---|
3184 | PPDMDEVINS pDevIns = pTgtDev->pDevIns;
|
---|
3185 | PBUSLOGICCC pThisCC = PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC);
|
---|
3186 |
|
---|
3187 | /* Make sure the request is not accounted for so the VM can suspend successfully. */
|
---|
3188 | uint32_t cTasksActive = ASMAtomicDecU32(&pTgtDev->cOutstandingRequests);
|
---|
3189 | if (!cTasksActive && pThisCC->fSignalIdle)
|
---|
3190 | PDMDevHlpAsyncNotificationCompleted(pDevIns);
|
---|
3191 | break;
|
---|
3192 | }
|
---|
3193 | case PDMMEDIAEXIOREQSTATE_ACTIVE:
|
---|
3194 | /* Make sure the request is accounted for so the VM suspends only when the request is complete. */
|
---|
3195 | ASMAtomicIncU32(&pTgtDev->cOutstandingRequests);
|
---|
3196 | break;
|
---|
3197 | default:
|
---|
3198 | AssertMsgFailed(("Invalid request state given %u\n", enmState));
|
---|
3199 | }
|
---|
3200 | }
|
---|
3201 |
|
---|
3202 | /**
|
---|
3203 | * @interface_method_impl{PDMIMEDIAEXPORT,pfnMediumEjected}
|
---|
3204 | */
|
---|
3205 | static DECLCALLBACK(void) buslogicR3MediumEjected(PPDMIMEDIAEXPORT pInterface)
|
---|
3206 | {
|
---|
3207 | PBUSLOGICDEVICE pTgtDev = RT_FROM_MEMBER(pInterface, BUSLOGICDEVICE, IMediaExPort);
|
---|
3208 | PPDMDEVINS pDevIns = pTgtDev->pDevIns;
|
---|
3209 | PBUSLOGICCC pThisCC = PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC);
|
---|
3210 |
|
---|
3211 | if (pThisCC->pMediaNotify)
|
---|
3212 | {
|
---|
3213 | int rc = PDMDevHlpVMReqCallNoWait(pDevIns, VMCPUID_ANY,
|
---|
3214 | (PFNRT)pThisCC->pMediaNotify->pfnEjected, 2,
|
---|
3215 | pThisCC->pMediaNotify, pTgtDev->iLUN);
|
---|
3216 | AssertRC(rc);
|
---|
3217 | }
|
---|
3218 | }
|
---|
3219 |
|
---|
3220 | static int buslogicR3DeviceSCSIRequestSetup(PPDMDEVINS pDevIns, PBUSLOGIC pThis, PBUSLOGICCC pThisCC, RTGCPHYS GCPhysAddrCCB)
|
---|
3221 | {
|
---|
3222 | int rc = VINF_SUCCESS;
|
---|
3223 | uint8_t uTargetIdCCB;
|
---|
3224 | CCBU CCBGuest;
|
---|
3225 |
|
---|
3226 | /* Fetch the CCB from guest memory. */
|
---|
3227 | /** @todo How much do we really have to read? */
|
---|
3228 | blPhysReadMeta(pDevIns, pThis, GCPhysAddrCCB, &CCBGuest, sizeof(CCB32));
|
---|
3229 |
|
---|
3230 | uTargetIdCCB = pThis->fMbxIs24Bit ? CCBGuest.o.uTargetId : CCBGuest.n.uTargetId;
|
---|
3231 | if ( RT_LIKELY(uTargetIdCCB < RT_ELEMENTS(pThisCC->aDeviceStates))
|
---|
3232 | && CCBGuest.c.cbCDB <= RT_ELEMENTS(CCBGuest.c.abCDB))
|
---|
3233 | {
|
---|
3234 | PBUSLOGICDEVICE pTgtDev = &pThisCC->aDeviceStates[uTargetIdCCB];
|
---|
3235 |
|
---|
3236 | #ifdef LOG_ENABLED
|
---|
3237 | buslogicR3DumpCCBInfo(&CCBGuest, pThis->fMbxIs24Bit);
|
---|
3238 | #endif
|
---|
3239 |
|
---|
3240 | /* Check if device is present on bus. If not return error immediately and don't process this further. */
|
---|
3241 | if (RT_LIKELY(pTgtDev->fPresent))
|
---|
3242 | {
|
---|
3243 | PDMMEDIAEXIOREQ hIoReq;
|
---|
3244 | PBUSLOGICREQ pReq;
|
---|
3245 | rc = pTgtDev->pDrvMediaEx->pfnIoReqAlloc(pTgtDev->pDrvMediaEx, &hIoReq, (void **)&pReq,
|
---|
3246 | GCPhysAddrCCB, PDMIMEDIAEX_F_SUSPEND_ON_RECOVERABLE_ERR);
|
---|
3247 | if (RT_SUCCESS(rc))
|
---|
3248 | {
|
---|
3249 | pReq->pTargetDevice = pTgtDev;
|
---|
3250 | pReq->GCPhysAddrCCB = GCPhysAddrCCB;
|
---|
3251 | pReq->fBIOS = false;
|
---|
3252 | pReq->hIoReq = hIoReq;
|
---|
3253 | pReq->fIs24Bit = pThis->fMbxIs24Bit;
|
---|
3254 |
|
---|
3255 | /* Make a copy of the CCB */
|
---|
3256 | memcpy(&pReq->CCBGuest, &CCBGuest, sizeof(CCBGuest));
|
---|
3257 |
|
---|
3258 | /* Alloc required buffers. */
|
---|
3259 | rc = buslogicR3SenseBufferAlloc(pReq);
|
---|
3260 | AssertMsgRC(rc, ("Mapping sense buffer failed rc=%Rrc\n", rc));
|
---|
3261 |
|
---|
3262 | size_t cbBuf = 0;
|
---|
3263 | rc = buslogicR3QueryDataBufferSize(pDevIns, &pReq->CCBGuest, pReq->fIs24Bit, &cbBuf);
|
---|
3264 | AssertRC(rc);
|
---|
3265 |
|
---|
3266 | uint32_t uLun = pReq->fIs24Bit ? pReq->CCBGuest.o.uLogicalUnit
|
---|
3267 | : pReq->CCBGuest.n.uLogicalUnit;
|
---|
3268 |
|
---|
3269 | PDMMEDIAEXIOREQSCSITXDIR enmXferDir = PDMMEDIAEXIOREQSCSITXDIR_UNKNOWN;
|
---|
3270 | size_t cbSense = buslogicR3ConvertSenseBufferLength(CCBGuest.c.cbSenseData);
|
---|
3271 |
|
---|
3272 | if (CCBGuest.c.uDataDirection == BUSLOGIC_CCB_DIRECTION_NO_DATA)
|
---|
3273 | enmXferDir = PDMMEDIAEXIOREQSCSITXDIR_NONE;
|
---|
3274 | else if (CCBGuest.c.uDataDirection == BUSLOGIC_CCB_DIRECTION_OUT)
|
---|
3275 | enmXferDir = PDMMEDIAEXIOREQSCSITXDIR_TO_DEVICE;
|
---|
3276 | else if (CCBGuest.c.uDataDirection == BUSLOGIC_CCB_DIRECTION_IN)
|
---|
3277 | enmXferDir = PDMMEDIAEXIOREQSCSITXDIR_FROM_DEVICE;
|
---|
3278 |
|
---|
3279 | ASMAtomicIncU32(&pTgtDev->cOutstandingRequests);
|
---|
3280 | rc = pTgtDev->pDrvMediaEx->pfnIoReqSendScsiCmd(pTgtDev->pDrvMediaEx, pReq->hIoReq, uLun,
|
---|
3281 | &pReq->CCBGuest.c.abCDB[0], pReq->CCBGuest.c.cbCDB,
|
---|
3282 | enmXferDir, NULL, cbBuf, pReq->pbSenseBuffer, cbSense, NULL,
|
---|
3283 | &pReq->u8ScsiSts, 30 * RT_MS_1SEC);
|
---|
3284 | if (rc != VINF_PDM_MEDIAEX_IOREQ_IN_PROGRESS)
|
---|
3285 | buslogicR3ReqComplete(pDevIns, pThis, pThisCC, pReq, rc);
|
---|
3286 | }
|
---|
3287 | else
|
---|
3288 | buslogicR3SendIncomingMailbox(pDevIns, pThis, GCPhysAddrCCB, &CCBGuest,
|
---|
3289 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_SCSI_SELECTION_TIMEOUT,
|
---|
3290 | BUSLOGIC_MAILBOX_INCOMING_DEVICE_STATUS_OPERATION_GOOD,
|
---|
3291 | BUSLOGIC_MAILBOX_INCOMING_COMPLETION_WITH_ERROR);
|
---|
3292 | }
|
---|
3293 | else
|
---|
3294 | buslogicR3SendIncomingMailbox(pDevIns, pThis, GCPhysAddrCCB, &CCBGuest,
|
---|
3295 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_SCSI_SELECTION_TIMEOUT,
|
---|
3296 | BUSLOGIC_MAILBOX_INCOMING_DEVICE_STATUS_OPERATION_GOOD,
|
---|
3297 | BUSLOGIC_MAILBOX_INCOMING_COMPLETION_WITH_ERROR);
|
---|
3298 | }
|
---|
3299 | else
|
---|
3300 | buslogicR3SendIncomingMailbox(pDevIns, pThis, GCPhysAddrCCB, &CCBGuest,
|
---|
3301 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_INVALID_COMMAND_PARAMETER,
|
---|
3302 | BUSLOGIC_MAILBOX_INCOMING_DEVICE_STATUS_OPERATION_GOOD,
|
---|
3303 | BUSLOGIC_MAILBOX_INCOMING_COMPLETION_WITH_ERROR);
|
---|
3304 |
|
---|
3305 | return rc;
|
---|
3306 | }
|
---|
3307 |
|
---|
3308 | static int buslogicR3DeviceSCSIRequestAbort(PPDMDEVINS pDevIns, PBUSLOGIC pThis, RTGCPHYS GCPhysAddrCCB)
|
---|
3309 | {
|
---|
3310 | uint8_t uTargetIdCCB;
|
---|
3311 | CCBU CCBGuest;
|
---|
3312 |
|
---|
3313 | blPhysReadMeta(pDevIns, pThis, GCPhysAddrCCB, &CCBGuest, sizeof(CCB32));
|
---|
3314 |
|
---|
3315 | uTargetIdCCB = pThis->fMbxIs24Bit ? CCBGuest.o.uTargetId : CCBGuest.n.uTargetId;
|
---|
3316 | if (RT_LIKELY(uTargetIdCCB < RT_ELEMENTS(pThis->afDevicePresent)))
|
---|
3317 | buslogicR3SendIncomingMailbox(pDevIns, pThis, GCPhysAddrCCB, &CCBGuest,
|
---|
3318 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_ABORT_QUEUE_GENERATED,
|
---|
3319 | BUSLOGIC_MAILBOX_INCOMING_DEVICE_STATUS_OPERATION_GOOD,
|
---|
3320 | BUSLOGIC_MAILBOX_INCOMING_COMPLETION_ABORTED_NOT_FOUND);
|
---|
3321 | else
|
---|
3322 | buslogicR3SendIncomingMailbox(pDevIns, pThis, GCPhysAddrCCB, &CCBGuest,
|
---|
3323 | BUSLOGIC_MAILBOX_INCOMING_ADAPTER_STATUS_INVALID_COMMAND_PARAMETER,
|
---|
3324 | BUSLOGIC_MAILBOX_INCOMING_DEVICE_STATUS_OPERATION_GOOD,
|
---|
3325 | BUSLOGIC_MAILBOX_INCOMING_COMPLETION_WITH_ERROR);
|
---|
3326 |
|
---|
3327 | return VINF_SUCCESS;
|
---|
3328 | }
|
---|
3329 |
|
---|
3330 | /**
|
---|
3331 | * Read a mailbox from guest memory. Convert 24-bit mailboxes to
|
---|
3332 | * 32-bit format.
|
---|
3333 | *
|
---|
3334 | * @returns Mailbox guest physical address.
|
---|
3335 | * @param pDevIns The device instance.
|
---|
3336 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
3337 | * @param pMbx Pointer to the mailbox to read into.
|
---|
3338 | */
|
---|
3339 | static RTGCPHYS buslogicR3ReadOutgoingMailbox(PPDMDEVINS pDevIns, PBUSLOGIC pThis, PMailbox32 pMbx)
|
---|
3340 | {
|
---|
3341 | RTGCPHYS GCMailbox;
|
---|
3342 |
|
---|
3343 | if (pThis->fMbxIs24Bit)
|
---|
3344 | {
|
---|
3345 | Mailbox24 Mbx24;
|
---|
3346 |
|
---|
3347 | GCMailbox = pThis->GCPhysAddrMailboxOutgoingBase + (pThis->uMailboxOutgoingPositionCurrent * sizeof(Mailbox24));
|
---|
3348 | blPhysReadMeta(pDevIns, pThis, GCMailbox, &Mbx24, sizeof(Mailbox24));
|
---|
3349 | pMbx->u32PhysAddrCCB = ADDR_TO_U32(Mbx24.aPhysAddrCCB);
|
---|
3350 | pMbx->u.out.uActionCode = Mbx24.uCmdState;
|
---|
3351 | }
|
---|
3352 | else
|
---|
3353 | {
|
---|
3354 | GCMailbox = pThis->GCPhysAddrMailboxOutgoingBase + (pThis->uMailboxOutgoingPositionCurrent * sizeof(Mailbox32));
|
---|
3355 | blPhysReadMeta(pDevIns, pThis, GCMailbox, pMbx, sizeof(Mailbox32));
|
---|
3356 | }
|
---|
3357 |
|
---|
3358 | return GCMailbox;
|
---|
3359 | }
|
---|
3360 |
|
---|
3361 | /**
|
---|
3362 | * Read mailbox from the guest and execute command.
|
---|
3363 | *
|
---|
3364 | * @returns VBox status code.
|
---|
3365 | * @param pDevIns The device instance.
|
---|
3366 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
3367 | * @param pThisCC Pointer to the ring-3 BusLogic instance data.
|
---|
3368 | */
|
---|
3369 | static int buslogicR3ProcessMailboxNext(PPDMDEVINS pDevIns, PBUSLOGIC pThis, PBUSLOGICCC pThisCC)
|
---|
3370 | {
|
---|
3371 | RTGCPHYS GCPhysAddrMailboxCurrent;
|
---|
3372 | Mailbox32 MailboxGuest;
|
---|
3373 | int rc = VINF_SUCCESS;
|
---|
3374 |
|
---|
3375 | if (!pThis->fStrictRoundRobinMode)
|
---|
3376 | {
|
---|
3377 | /* Search for a filled mailbox - stop if we have scanned all mailboxes. */
|
---|
3378 | uint8_t uMailboxPosCur = pThis->uMailboxOutgoingPositionCurrent;
|
---|
3379 |
|
---|
3380 | do
|
---|
3381 | {
|
---|
3382 | /* Fetch mailbox from guest memory. */
|
---|
3383 | GCPhysAddrMailboxCurrent = buslogicR3ReadOutgoingMailbox(pDevIns, pThis, &MailboxGuest);
|
---|
3384 |
|
---|
3385 | /* Check the next mailbox. */
|
---|
3386 | buslogicR3OutgoingMailboxAdvance(pThis);
|
---|
3387 | } while ( MailboxGuest.u.out.uActionCode == BUSLOGIC_MAILBOX_OUTGOING_ACTION_FREE
|
---|
3388 | && uMailboxPosCur != pThis->uMailboxOutgoingPositionCurrent);
|
---|
3389 | }
|
---|
3390 | else
|
---|
3391 | {
|
---|
3392 | /* Fetch mailbox from guest memory. */
|
---|
3393 | GCPhysAddrMailboxCurrent = buslogicR3ReadOutgoingMailbox(pDevIns, pThis, &MailboxGuest);
|
---|
3394 | }
|
---|
3395 |
|
---|
3396 | /*
|
---|
3397 | * Check if the mailbox is actually loaded.
|
---|
3398 | * It might be possible that the guest notified us without
|
---|
3399 | * a loaded mailbox. Do nothing in that case but leave a
|
---|
3400 | * log entry.
|
---|
3401 | */
|
---|
3402 | if (MailboxGuest.u.out.uActionCode == BUSLOGIC_MAILBOX_OUTGOING_ACTION_FREE)
|
---|
3403 | {
|
---|
3404 | Log(("No loaded mailbox left\n"));
|
---|
3405 | return VERR_NO_DATA;
|
---|
3406 | }
|
---|
3407 |
|
---|
3408 | LogFlow(("Got loaded mailbox at slot %u, CCB phys %RGp\n", pThis->uMailboxOutgoingPositionCurrent, (RTGCPHYS)MailboxGuest.u32PhysAddrCCB));
|
---|
3409 | #ifdef LOG_ENABLED
|
---|
3410 | buslogicR3DumpMailboxInfo(&MailboxGuest, true);
|
---|
3411 | #endif
|
---|
3412 |
|
---|
3413 | /* We got the mailbox, mark it as free in the guest. */
|
---|
3414 | uint8_t uActionCode = BUSLOGIC_MAILBOX_OUTGOING_ACTION_FREE;
|
---|
3415 | unsigned uCodeOffs = pThis->fMbxIs24Bit ? RT_OFFSETOF(Mailbox24, uCmdState) : RT_OFFSETOF(Mailbox32, u.out.uActionCode);
|
---|
3416 | blPhysWriteMeta(pDevIns, pThis, GCPhysAddrMailboxCurrent + uCodeOffs, &uActionCode, sizeof(uActionCode));
|
---|
3417 |
|
---|
3418 | if (MailboxGuest.u.out.uActionCode == BUSLOGIC_MAILBOX_OUTGOING_ACTION_START_COMMAND)
|
---|
3419 | rc = buslogicR3DeviceSCSIRequestSetup(pDevIns, pThis, pThisCC, (RTGCPHYS)MailboxGuest.u32PhysAddrCCB);
|
---|
3420 | else if (MailboxGuest.u.out.uActionCode == BUSLOGIC_MAILBOX_OUTGOING_ACTION_ABORT_COMMAND)
|
---|
3421 | {
|
---|
3422 | LogFlow(("Aborting mailbox\n"));
|
---|
3423 | rc = buslogicR3DeviceSCSIRequestAbort(pDevIns, pThis, (RTGCPHYS)MailboxGuest.u32PhysAddrCCB);
|
---|
3424 | }
|
---|
3425 | else
|
---|
3426 | {
|
---|
3427 | AssertMsgFailed(("Invalid outgoing mailbox action code %u\n", MailboxGuest.u.out.uActionCode));
|
---|
3428 | /** @todo We ought to report an error in the incoming mailbox here */
|
---|
3429 | rc = VINF_NOT_SUPPORTED; /* Not immediately an error, keep going. */
|
---|
3430 | }
|
---|
3431 |
|
---|
3432 | AssertRC(rc);
|
---|
3433 |
|
---|
3434 | /* Advance to the next mailbox. */
|
---|
3435 | if (pThis->fStrictRoundRobinMode)
|
---|
3436 | buslogicR3OutgoingMailboxAdvance(pThis);
|
---|
3437 |
|
---|
3438 | return rc;
|
---|
3439 | }
|
---|
3440 |
|
---|
3441 | /**
|
---|
3442 | * Processes a SCSI request issued by the BIOS with the BUSLOGICCOMMAND_EXECUTE_SCSI_COMMAND command.
|
---|
3443 | *
|
---|
3444 | * @param pDevIns The device instance.
|
---|
3445 | * @param pThis Pointer to the shared BusLogic instance data.
|
---|
3446 | * @param pThisCC Pointer to the ring-3 BusLogic instance data.
|
---|
3447 | */
|
---|
3448 | static void buslogicR3ProcessBiosReq(PPDMDEVINS pDevIns, PBUSLOGIC pThis, PBUSLOGICCC pThisCC)
|
---|
3449 | {
|
---|
3450 | PESCMD pCmd = (PESCMD)pThis->aCommandBuffer;
|
---|
3451 |
|
---|
3452 | if (RT_LIKELY( pCmd->uTargetId < RT_ELEMENTS(pThisCC->aDeviceStates)
|
---|
3453 | && pCmd->cbCDB <= RT_ELEMENTS(pCmd->abCDB)))
|
---|
3454 | {
|
---|
3455 | PBUSLOGICDEVICE pTgtDev = &pThisCC->aDeviceStates[pCmd->uTargetId];
|
---|
3456 |
|
---|
3457 | /* Check if device is present on bus. If not return error immediately and don't process this further. */
|
---|
3458 | if (RT_LIKELY(pTgtDev->fPresent))
|
---|
3459 | {
|
---|
3460 | PDMMEDIAEXIOREQ hIoReq;
|
---|
3461 | PBUSLOGICREQ pReq;
|
---|
3462 | int rc = pTgtDev->pDrvMediaEx->pfnIoReqAlloc(pTgtDev->pDrvMediaEx, &hIoReq, (void **)&pReq,
|
---|
3463 | 0, PDMIMEDIAEX_F_SUSPEND_ON_RECOVERABLE_ERR);
|
---|
3464 | if (RT_SUCCESS(rc))
|
---|
3465 | {
|
---|
3466 | pReq->pTargetDevice = pTgtDev;
|
---|
3467 | pReq->GCPhysAddrCCB = 0;
|
---|
3468 | pReq->fBIOS = true;
|
---|
3469 | pReq->hIoReq = hIoReq;
|
---|
3470 | pReq->fIs24Bit = false;
|
---|
3471 |
|
---|
3472 | uint32_t uLun = pCmd->uLogicalUnit;
|
---|
3473 |
|
---|
3474 | PDMMEDIAEXIOREQSCSITXDIR enmXferDir = PDMMEDIAEXIOREQSCSITXDIR_UNKNOWN;
|
---|
3475 |
|
---|
3476 | if (pCmd->uDataDirection == 2)
|
---|
3477 | enmXferDir = PDMMEDIAEXIOREQSCSITXDIR_TO_DEVICE;
|
---|
3478 | else if (pCmd->uDataDirection == 1)
|
---|
3479 | enmXferDir = PDMMEDIAEXIOREQSCSITXDIR_FROM_DEVICE;
|
---|
3480 |
|
---|
3481 | ASMAtomicIncU32(&pTgtDev->cOutstandingRequests);
|
---|
3482 | rc = pTgtDev->pDrvMediaEx->pfnIoReqSendScsiCmd(pTgtDev->pDrvMediaEx, pReq->hIoReq, uLun,
|
---|
3483 | &pCmd->abCDB[0], pCmd->cbCDB,
|
---|
3484 | enmXferDir, NULL, pCmd->cbData, NULL, 0 /*cbSense*/, NULL,
|
---|
3485 | &pReq->u8ScsiSts, 30 * RT_MS_1SEC);
|
---|
3486 | if (rc != VINF_PDM_MEDIAEX_IOREQ_IN_PROGRESS)
|
---|
3487 | buslogicR3ReqComplete(pDevIns, pThis, pThisCC, pReq, rc);
|
---|
3488 | }
|
---|
3489 | else
|
---|
3490 | buslogicR3ReqCompleteBios(pThis, SCSI_STATUS_CHECK_CONDITION);
|
---|
3491 | }
|
---|
3492 | else
|
---|
3493 | buslogicR3ReqCompleteBios(pThis, SCSI_STATUS_CHECK_CONDITION);
|
---|
3494 | }
|
---|
3495 | else
|
---|
3496 | buslogicR3ReqCompleteBios(pThis, SCSI_STATUS_CHECK_CONDITION);
|
---|
3497 | }
|
---|
3498 |
|
---|
3499 |
|
---|
3500 | /** @callback_method_impl{FNSSMDEVLIVEEXEC} */
|
---|
3501 | static DECLCALLBACK(int) buslogicR3LiveExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t uPass)
|
---|
3502 | {
|
---|
3503 | PBUSLOGICCC pThisCC = PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC);
|
---|
3504 | PCPDMDEVHLPR3 pHlp = pDevIns->pHlpR3;
|
---|
3505 | RT_NOREF(uPass);
|
---|
3506 |
|
---|
3507 | /* Save the device config. */
|
---|
3508 | for (unsigned i = 0; i < RT_ELEMENTS(pThisCC->aDeviceStates); i++)
|
---|
3509 | pHlp->pfnSSMPutBool(pSSM, pThisCC->aDeviceStates[i].fPresent);
|
---|
3510 |
|
---|
3511 | return VINF_SSM_DONT_CALL_AGAIN;
|
---|
3512 | }
|
---|
3513 |
|
---|
3514 | /** @callback_method_impl{FNSSMDEVSAVEEXEC} */
|
---|
3515 | static DECLCALLBACK(int) buslogicR3SaveExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
|
---|
3516 | {
|
---|
3517 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
3518 | PBUSLOGICCC pThisCC = PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC);
|
---|
3519 | PCPDMDEVHLPR3 pHlp = pDevIns->pHlpR3;
|
---|
3520 | uint32_t cReqsSuspended = 0;
|
---|
3521 |
|
---|
3522 | /* Every device first. */
|
---|
3523 | for (unsigned i = 0; i < RT_ELEMENTS(pThisCC->aDeviceStates); i++)
|
---|
3524 | {
|
---|
3525 | PBUSLOGICDEVICE pDevice = &pThisCC->aDeviceStates[i];
|
---|
3526 |
|
---|
3527 | AssertMsg(!pDevice->cOutstandingRequests,
|
---|
3528 | ("There are still outstanding requests on this device\n"));
|
---|
3529 | pHlp->pfnSSMPutBool(pSSM, pDevice->fPresent);
|
---|
3530 | pHlp->pfnSSMPutU32(pSSM, pDevice->cOutstandingRequests);
|
---|
3531 |
|
---|
3532 | if (pDevice->fPresent)
|
---|
3533 | cReqsSuspended += pDevice->pDrvMediaEx->pfnIoReqGetSuspendedCount(pDevice->pDrvMediaEx);
|
---|
3534 | }
|
---|
3535 | /* Now the main device state. */
|
---|
3536 | pHlp->pfnSSMPutU8 (pSSM, pThis->regStatus);
|
---|
3537 | pHlp->pfnSSMPutU8 (pSSM, pThis->regInterrupt);
|
---|
3538 | pHlp->pfnSSMPutU8 (pSSM, pThis->regGeometry);
|
---|
3539 | pHlp->pfnSSMPutMem (pSSM, &pThis->LocalRam, sizeof(pThis->LocalRam));
|
---|
3540 | pHlp->pfnSSMPutU8 (pSSM, pThis->uOperationCode);
|
---|
3541 | pHlp->pfnSSMPutMem (pSSM, &pThis->aCommandBuffer, sizeof(pThis->aCommandBuffer));
|
---|
3542 | pHlp->pfnSSMPutU8 (pSSM, pThis->iParameter);
|
---|
3543 | pHlp->pfnSSMPutU8 (pSSM, pThis->cbCommandParametersLeft);
|
---|
3544 | pHlp->pfnSSMPutBool (pSSM, pThis->fUseLocalRam);
|
---|
3545 | pHlp->pfnSSMPutMem (pSSM, pThis->aReplyBuffer, sizeof(pThis->aReplyBuffer));
|
---|
3546 | pHlp->pfnSSMPutU8 (pSSM, pThis->iReply);
|
---|
3547 | pHlp->pfnSSMPutU8 (pSSM, pThis->cbReplyParametersLeft);
|
---|
3548 | pHlp->pfnSSMPutBool (pSSM, pThis->fIRQEnabled);
|
---|
3549 | pHlp->pfnSSMPutU8 (pSSM, pThis->uISABaseCode);
|
---|
3550 | pHlp->pfnSSMPutU32 (pSSM, pThis->cMailbox);
|
---|
3551 | pHlp->pfnSSMPutBool (pSSM, pThis->fMbxIs24Bit);
|
---|
3552 | pHlp->pfnSSMPutGCPhys(pSSM, pThis->GCPhysAddrMailboxOutgoingBase);
|
---|
3553 | pHlp->pfnSSMPutU32 (pSSM, pThis->uMailboxOutgoingPositionCurrent);
|
---|
3554 | pHlp->pfnSSMPutU32 (pSSM, pThis->cMailboxesReady);
|
---|
3555 | pHlp->pfnSSMPutBool (pSSM, pThis->fNotificationSent);
|
---|
3556 | pHlp->pfnSSMPutGCPhys(pSSM, pThis->GCPhysAddrMailboxIncomingBase);
|
---|
3557 | pHlp->pfnSSMPutU32 (pSSM, pThis->uMailboxIncomingPositionCurrent);
|
---|
3558 | pHlp->pfnSSMPutBool (pSSM, pThis->fStrictRoundRobinMode);
|
---|
3559 | pHlp->pfnSSMPutBool (pSSM, pThis->fExtendedLunCCBFormat);
|
---|
3560 |
|
---|
3561 | pHlp->pfnSSMPutU32(pSSM, cReqsSuspended);
|
---|
3562 |
|
---|
3563 | /* Save the physical CCB address of all suspended requests. */
|
---|
3564 | for (unsigned i = 0; i < RT_ELEMENTS(pThisCC->aDeviceStates) && cReqsSuspended; i++)
|
---|
3565 | {
|
---|
3566 | PBUSLOGICDEVICE pDevice = &pThisCC->aDeviceStates[i];
|
---|
3567 | if (pDevice->fPresent)
|
---|
3568 | {
|
---|
3569 | uint32_t cThisReqsSuspended = pDevice->pDrvMediaEx->pfnIoReqGetSuspendedCount(pDevice->pDrvMediaEx);
|
---|
3570 |
|
---|
3571 | cReqsSuspended -= cThisReqsSuspended;
|
---|
3572 | if (cThisReqsSuspended)
|
---|
3573 | {
|
---|
3574 | PDMMEDIAEXIOREQ hIoReq;
|
---|
3575 | PBUSLOGICREQ pReq;
|
---|
3576 | int rc = pDevice->pDrvMediaEx->pfnIoReqQuerySuspendedStart(pDevice->pDrvMediaEx, &hIoReq,
|
---|
3577 | (void **)&pReq);
|
---|
3578 | AssertRCBreak(rc);
|
---|
3579 |
|
---|
3580 | for (;;)
|
---|
3581 | {
|
---|
3582 | pHlp->pfnSSMPutU32(pSSM, (uint32_t)pReq->GCPhysAddrCCB);
|
---|
3583 |
|
---|
3584 | cThisReqsSuspended--;
|
---|
3585 | if (!cThisReqsSuspended)
|
---|
3586 | break;
|
---|
3587 |
|
---|
3588 | rc = pDevice->pDrvMediaEx->pfnIoReqQuerySuspendedNext(pDevice->pDrvMediaEx, hIoReq,
|
---|
3589 | &hIoReq, (void **)&pReq);
|
---|
3590 | AssertRCBreak(rc);
|
---|
3591 | }
|
---|
3592 | }
|
---|
3593 | }
|
---|
3594 | }
|
---|
3595 |
|
---|
3596 | return pHlp->pfnSSMPutU32(pSSM, UINT32_MAX);
|
---|
3597 | }
|
---|
3598 |
|
---|
3599 | /** @callback_method_impl{FNSSMDEVLOADDONE} */
|
---|
3600 | static DECLCALLBACK(int) buslogicR3LoadDone(PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
|
---|
3601 | {
|
---|
3602 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
3603 | PBUSLOGICCC pThisCC = PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC);
|
---|
3604 | RT_NOREF(pSSM);
|
---|
3605 |
|
---|
3606 | buslogicR3RegisterISARange(pDevIns, pThis, pThis->uISABaseCode);
|
---|
3607 |
|
---|
3608 | /* Kick of any requests we might need to redo. */
|
---|
3609 | if (pThisCC->cReqsRedo)
|
---|
3610 | {
|
---|
3611 | for (unsigned i = 0; i < pThisCC->cReqsRedo; i++)
|
---|
3612 | {
|
---|
3613 | int rc = buslogicR3DeviceSCSIRequestSetup(pDevIns, pThis, pThisCC, pThisCC->paGCPhysAddrCCBRedo[i]);
|
---|
3614 | AssertRC(rc);
|
---|
3615 | }
|
---|
3616 |
|
---|
3617 | RTMemFree(pThisCC->paGCPhysAddrCCBRedo);
|
---|
3618 | pThisCC->paGCPhysAddrCCBRedo = NULL;
|
---|
3619 | pThisCC->cReqsRedo = 0;
|
---|
3620 | }
|
---|
3621 |
|
---|
3622 | return VINF_SUCCESS;
|
---|
3623 | }
|
---|
3624 |
|
---|
3625 | /** @callback_method_impl{FNSSMDEVLOADEXEC} */
|
---|
3626 | static DECLCALLBACK(int) buslogicR3LoadExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
|
---|
3627 | {
|
---|
3628 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
3629 | PBUSLOGICCC pThisCC = PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC);
|
---|
3630 | PCPDMDEVHLPR3 pHlp = pDevIns->pHlpR3;
|
---|
3631 | int rc = VINF_SUCCESS;
|
---|
3632 |
|
---|
3633 | /* We support saved states only from this and older versions. */
|
---|
3634 | if (uVersion > BUSLOGIC_SAVED_STATE_MINOR_VERSION)
|
---|
3635 | return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
|
---|
3636 |
|
---|
3637 | /* Every device first. */
|
---|
3638 | for (unsigned i = 0; i < RT_ELEMENTS(pThisCC->aDeviceStates); i++)
|
---|
3639 | {
|
---|
3640 | PBUSLOGICDEVICE pDevice = &pThisCC->aDeviceStates[i];
|
---|
3641 |
|
---|
3642 | AssertMsg(!pDevice->cOutstandingRequests,
|
---|
3643 | ("There are still outstanding requests on this device\n"));
|
---|
3644 | bool fPresent;
|
---|
3645 | rc = pHlp->pfnSSMGetBool(pSSM, &fPresent);
|
---|
3646 | AssertRCReturn(rc, rc);
|
---|
3647 | if (pDevice->fPresent != fPresent)
|
---|
3648 | return pHlp->pfnSSMSetCfgError(pSSM, RT_SRC_POS, N_("Target %u config mismatch: config=%RTbool state=%RTbool"), i, pDevice->fPresent, fPresent);
|
---|
3649 |
|
---|
3650 | if (uPass == SSM_PASS_FINAL)
|
---|
3651 | pHlp->pfnSSMGetU32V(pSSM, &pDevice->cOutstandingRequests);
|
---|
3652 | }
|
---|
3653 |
|
---|
3654 | if (uPass != SSM_PASS_FINAL)
|
---|
3655 | return VINF_SUCCESS;
|
---|
3656 |
|
---|
3657 | /* Now the main device state. */
|
---|
3658 | pHlp->pfnSSMGetU8V (pSSM, &pThis->regStatus);
|
---|
3659 | pHlp->pfnSSMGetU8V (pSSM, &pThis->regInterrupt);
|
---|
3660 | pHlp->pfnSSMGetU8V (pSSM, &pThis->regGeometry);
|
---|
3661 | pHlp->pfnSSMGetMem (pSSM, &pThis->LocalRam, sizeof(pThis->LocalRam));
|
---|
3662 | pHlp->pfnSSMGetU8 (pSSM, &pThis->uOperationCode);
|
---|
3663 | if (uVersion > BUSLOGIC_SAVED_STATE_MINOR_PRE_CMDBUF_RESIZE)
|
---|
3664 | pHlp->pfnSSMGetMem(pSSM, &pThis->aCommandBuffer, sizeof(pThis->aCommandBuffer));
|
---|
3665 | else
|
---|
3666 | pHlp->pfnSSMGetMem(pSSM, &pThis->aCommandBuffer, BUSLOGIC_COMMAND_SIZE_OLD);
|
---|
3667 | pHlp->pfnSSMGetU8 (pSSM, &pThis->iParameter);
|
---|
3668 | pHlp->pfnSSMGetU8 (pSSM, &pThis->cbCommandParametersLeft);
|
---|
3669 | pHlp->pfnSSMGetBool (pSSM, &pThis->fUseLocalRam);
|
---|
3670 | pHlp->pfnSSMGetMem (pSSM, pThis->aReplyBuffer, sizeof(pThis->aReplyBuffer));
|
---|
3671 | pHlp->pfnSSMGetU8 (pSSM, &pThis->iReply);
|
---|
3672 | pHlp->pfnSSMGetU8 (pSSM, &pThis->cbReplyParametersLeft);
|
---|
3673 | pHlp->pfnSSMGetBool (pSSM, &pThis->fIRQEnabled);
|
---|
3674 | pHlp->pfnSSMGetU8 (pSSM, &pThis->uISABaseCode);
|
---|
3675 | pHlp->pfnSSMGetU32 (pSSM, &pThis->cMailbox);
|
---|
3676 | if (uVersion > BUSLOGIC_SAVED_STATE_MINOR_PRE_24BIT_MBOX)
|
---|
3677 | pHlp->pfnSSMGetBool(pSSM, &pThis->fMbxIs24Bit);
|
---|
3678 | pHlp->pfnSSMGetGCPhys(pSSM, &pThis->GCPhysAddrMailboxOutgoingBase);
|
---|
3679 | pHlp->pfnSSMGetU32 (pSSM, &pThis->uMailboxOutgoingPositionCurrent);
|
---|
3680 | pHlp->pfnSSMGetU32V (pSSM, &pThis->cMailboxesReady);
|
---|
3681 | pHlp->pfnSSMGetBoolV (pSSM, &pThis->fNotificationSent);
|
---|
3682 | pHlp->pfnSSMGetGCPhys(pSSM, &pThis->GCPhysAddrMailboxIncomingBase);
|
---|
3683 | pHlp->pfnSSMGetU32 (pSSM, &pThis->uMailboxIncomingPositionCurrent);
|
---|
3684 | pHlp->pfnSSMGetBool (pSSM, &pThis->fStrictRoundRobinMode);
|
---|
3685 | pHlp->pfnSSMGetBool (pSSM, &pThis->fExtendedLunCCBFormat);
|
---|
3686 |
|
---|
3687 | if (uVersion <= BUSLOGIC_SAVED_STATE_MINOR_PRE_VBOXSCSI_REMOVAL)
|
---|
3688 | {
|
---|
3689 | rc = vboxscsiR3LoadExecLegacy(pDevIns->pHlpR3, pSSM);
|
---|
3690 | if (RT_FAILURE(rc))
|
---|
3691 | {
|
---|
3692 | LogRel(("BusLogic: Failed to restore BIOS state: %Rrc.\n", rc));
|
---|
3693 | return PDMDEV_SET_ERROR(pDevIns, rc, N_("BusLogic: Failed to restore BIOS state\n"));
|
---|
3694 | }
|
---|
3695 | }
|
---|
3696 |
|
---|
3697 | if (uVersion > BUSLOGIC_SAVED_STATE_MINOR_PRE_ERROR_HANDLING)
|
---|
3698 | {
|
---|
3699 | /* Check if there are pending tasks saved. */
|
---|
3700 | uint32_t cTasks = 0;
|
---|
3701 |
|
---|
3702 | pHlp->pfnSSMGetU32(pSSM, &cTasks);
|
---|
3703 |
|
---|
3704 | if (cTasks)
|
---|
3705 | {
|
---|
3706 | pThisCC->paGCPhysAddrCCBRedo = (PRTGCPHYS)RTMemAllocZ(cTasks * sizeof(RTGCPHYS));
|
---|
3707 | if (RT_LIKELY(pThisCC->paGCPhysAddrCCBRedo))
|
---|
3708 | {
|
---|
3709 | pThisCC->cReqsRedo = cTasks;
|
---|
3710 |
|
---|
3711 | for (uint32_t i = 0; i < cTasks; i++)
|
---|
3712 | {
|
---|
3713 | uint32_t u32PhysAddrCCB;
|
---|
3714 |
|
---|
3715 | rc = pHlp->pfnSSMGetU32(pSSM, &u32PhysAddrCCB);
|
---|
3716 | AssertRCBreak(rc);
|
---|
3717 |
|
---|
3718 | pThisCC->paGCPhysAddrCCBRedo[i] = u32PhysAddrCCB;
|
---|
3719 | }
|
---|
3720 | }
|
---|
3721 | else
|
---|
3722 | rc = VERR_NO_MEMORY;
|
---|
3723 | }
|
---|
3724 | }
|
---|
3725 |
|
---|
3726 | if (RT_SUCCESS(rc))
|
---|
3727 | {
|
---|
3728 | uint32_t u32;
|
---|
3729 | rc = pHlp->pfnSSMGetU32(pSSM, &u32);
|
---|
3730 | if (RT_SUCCESS(rc))
|
---|
3731 | AssertMsgReturn(u32 == UINT32_MAX, ("%#x\n", u32), VERR_SSM_DATA_UNIT_FORMAT_CHANGED);
|
---|
3732 | }
|
---|
3733 |
|
---|
3734 | return rc;
|
---|
3735 | }
|
---|
3736 |
|
---|
3737 | /**
|
---|
3738 | * Gets the pointer to the status LED of a device - called from the SCSI driver.
|
---|
3739 | *
|
---|
3740 | * @returns VBox status code.
|
---|
3741 | * @param pInterface Pointer to the interface structure containing the called function pointer.
|
---|
3742 | * @param iLUN The unit which status LED we desire. Always 0 here as the driver
|
---|
3743 | * doesn't know about other LUN's.
|
---|
3744 | * @param ppLed Where to store the LED pointer.
|
---|
3745 | */
|
---|
3746 | static DECLCALLBACK(int) buslogicR3DeviceQueryStatusLed(PPDMILEDPORTS pInterface, unsigned iLUN, PPDMLED *ppLed)
|
---|
3747 | {
|
---|
3748 | PBUSLOGICDEVICE pDevice = RT_FROM_MEMBER(pInterface, BUSLOGICDEVICE, ILed);
|
---|
3749 | if (iLUN == 0)
|
---|
3750 | {
|
---|
3751 | *ppLed = &pDevice->Led;
|
---|
3752 | Assert((*ppLed)->u32Magic == PDMLED_MAGIC);
|
---|
3753 | return VINF_SUCCESS;
|
---|
3754 | }
|
---|
3755 | return VERR_PDM_LUN_NOT_FOUND;
|
---|
3756 | }
|
---|
3757 |
|
---|
3758 | /**
|
---|
3759 | * @interface_method_impl{PDMIBASE,pfnQueryInterface}
|
---|
3760 | */
|
---|
3761 | static DECLCALLBACK(void *) buslogicR3DeviceQueryInterface(PPDMIBASE pInterface, const char *pszIID)
|
---|
3762 | {
|
---|
3763 | PBUSLOGICDEVICE pDevice = RT_FROM_MEMBER(pInterface, BUSLOGICDEVICE, IBase);
|
---|
3764 | PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pDevice->IBase);
|
---|
3765 | PDMIBASE_RETURN_INTERFACE(pszIID, PDMIMEDIAPORT, &pDevice->IMediaPort);
|
---|
3766 | PDMIBASE_RETURN_INTERFACE(pszIID, PDMIMEDIAEXPORT, &pDevice->IMediaExPort);
|
---|
3767 | PDMIBASE_RETURN_INTERFACE(pszIID, PDMILEDPORTS, &pDevice->ILed);
|
---|
3768 | return NULL;
|
---|
3769 | }
|
---|
3770 |
|
---|
3771 | /**
|
---|
3772 | * Gets the pointer to the status LED of a unit.
|
---|
3773 | *
|
---|
3774 | * @returns VBox status code.
|
---|
3775 | * @param pInterface Pointer to the interface structure containing the called function pointer.
|
---|
3776 | * @param iLUN The unit which status LED we desire.
|
---|
3777 | * @param ppLed Where to store the LED pointer.
|
---|
3778 | */
|
---|
3779 | static DECLCALLBACK(int) buslogicR3StatusQueryStatusLed(PPDMILEDPORTS pInterface, unsigned iLUN, PPDMLED *ppLed)
|
---|
3780 | {
|
---|
3781 | PBUSLOGICCC pThisCC = RT_FROM_MEMBER(pInterface, BUSLOGICCC, ILeds);
|
---|
3782 | if (iLUN < BUSLOGIC_MAX_DEVICES)
|
---|
3783 | {
|
---|
3784 | *ppLed = &pThisCC->aDeviceStates[iLUN].Led;
|
---|
3785 | Assert((*ppLed)->u32Magic == PDMLED_MAGIC);
|
---|
3786 | return VINF_SUCCESS;
|
---|
3787 | }
|
---|
3788 | return VERR_PDM_LUN_NOT_FOUND;
|
---|
3789 | }
|
---|
3790 |
|
---|
3791 | /**
|
---|
3792 | * @interface_method_impl{PDMIBASE,pfnQueryInterface}
|
---|
3793 | */
|
---|
3794 | static DECLCALLBACK(void *) buslogicR3StatusQueryInterface(PPDMIBASE pInterface, const char *pszIID)
|
---|
3795 | {
|
---|
3796 | PBUSLOGICCC pThisCC = RT_FROM_MEMBER(pInterface, BUSLOGICCC, IBase);
|
---|
3797 | PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pThisCC->IBase);
|
---|
3798 | PDMIBASE_RETURN_INTERFACE(pszIID, PDMILEDPORTS, &pThisCC->ILeds);
|
---|
3799 | return NULL;
|
---|
3800 | }
|
---|
3801 |
|
---|
3802 | /**
|
---|
3803 | * @callback_method_impl{FNPDMTHREADWAKEUPDEV}
|
---|
3804 | */
|
---|
3805 | static DECLCALLBACK(int) buslogicR3Worker(PPDMDEVINS pDevIns, PPDMTHREAD pThread)
|
---|
3806 | {
|
---|
3807 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
3808 | PBUSLOGICCC pThisCC = PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC);
|
---|
3809 |
|
---|
3810 | if (pThread->enmState == PDMTHREADSTATE_INITIALIZING)
|
---|
3811 | return VINF_SUCCESS;
|
---|
3812 |
|
---|
3813 | while (pThread->enmState == PDMTHREADSTATE_RUNNING)
|
---|
3814 | {
|
---|
3815 | int rc;
|
---|
3816 |
|
---|
3817 | ASMAtomicWriteBool(&pThisCC->fWrkThreadSleeping, true);
|
---|
3818 | bool fNotificationSent = ASMAtomicXchgBool(&pThis->fNotificationSent, false);
|
---|
3819 | if (!fNotificationSent)
|
---|
3820 | {
|
---|
3821 | Assert(ASMAtomicReadBool(&pThisCC->fWrkThreadSleeping));
|
---|
3822 | rc = PDMDevHlpSUPSemEventWaitNoResume(pDevIns, pThis->hEvtProcess, RT_INDEFINITE_WAIT);
|
---|
3823 | AssertLogRelMsgReturn(RT_SUCCESS(rc) || rc == VERR_INTERRUPTED, ("%Rrc\n", rc), rc);
|
---|
3824 | if (RT_UNLIKELY(pThread->enmState != PDMTHREADSTATE_RUNNING))
|
---|
3825 | break;
|
---|
3826 | LogFlowFunc(("Woken up with rc=%Rrc\n", rc));
|
---|
3827 | ASMAtomicWriteBool(&pThis->fNotificationSent, false);
|
---|
3828 | }
|
---|
3829 |
|
---|
3830 | ASMAtomicWriteBool(&pThisCC->fWrkThreadSleeping, false);
|
---|
3831 |
|
---|
3832 | if (ASMAtomicXchgBool(&pThis->fBiosReqPending, false))
|
---|
3833 | buslogicR3ProcessBiosReq(pDevIns, pThis, pThisCC);
|
---|
3834 |
|
---|
3835 | if (ASMAtomicXchgU32(&pThis->cMailboxesReady, 0))
|
---|
3836 | {
|
---|
3837 | /* Process mailboxes as long as there are new entries. The loop can potentially
|
---|
3838 | * keep going for a while if the guest keeps supplying new entries.
|
---|
3839 | * If there are too many invalid mailbox entries, abort processing because
|
---|
3840 | * we're just wasting time. This might happen if the guest keeps supplying
|
---|
3841 | * new invalid entries (extremely unlikely), or if the mailbox memory is not
|
---|
3842 | * writable for whatever reason.
|
---|
3843 | */
|
---|
3844 | uint32_t cMaxInvalid = pThis->cMailbox * 2; /* NB: cMailbox can't be more than 255. */
|
---|
3845 | do
|
---|
3846 | {
|
---|
3847 | rc = buslogicR3ProcessMailboxNext(pDevIns, pThis, pThisCC);
|
---|
3848 | if (RT_UNLIKELY(rc == VINF_NOT_SUPPORTED))
|
---|
3849 | {
|
---|
3850 | if (cMaxInvalid-- == 0)
|
---|
3851 | {
|
---|
3852 | LogRelMax(10, ("BusLogic: Too many invalid entries, aborting maibox processing!\n"));
|
---|
3853 | break;
|
---|
3854 | }
|
---|
3855 | }
|
---|
3856 | AssertMsg(RT_SUCCESS(rc) || rc == VERR_NO_DATA, ("Processing mailbox failed rc=%Rrc\n", rc));
|
---|
3857 | } while (RT_SUCCESS(rc));
|
---|
3858 | }
|
---|
3859 | } /* While running */
|
---|
3860 |
|
---|
3861 | return VINF_SUCCESS;
|
---|
3862 | }
|
---|
3863 |
|
---|
3864 |
|
---|
3865 | /**
|
---|
3866 | * @callback_method_impl{FNPDMTHREADWAKEUPDEV}
|
---|
3867 | */
|
---|
3868 | static DECLCALLBACK(int) buslogicR3WorkerWakeUp(PPDMDEVINS pDevIns, PPDMTHREAD pThread)
|
---|
3869 | {
|
---|
3870 | RT_NOREF(pThread);
|
---|
3871 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
3872 | return PDMDevHlpSUPSemEventSignal(pDevIns, pThis->hEvtProcess);
|
---|
3873 | }
|
---|
3874 |
|
---|
3875 | /**
|
---|
3876 | * BusLogic debugger info callback.
|
---|
3877 | *
|
---|
3878 | * @param pDevIns The device instance.
|
---|
3879 | * @param pHlp The output helpers.
|
---|
3880 | * @param pszArgs The arguments.
|
---|
3881 | */
|
---|
3882 | static DECLCALLBACK(void) buslogicR3Info(PPDMDEVINS pDevIns, PCDBGFINFOHLP pHlp, const char *pszArgs)
|
---|
3883 | {
|
---|
3884 | static const char *apszModels[] = { "BusLogic BT-958D", "BusLogic BT-545C", "Adaptec AHA-1540B" };
|
---|
3885 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
3886 | unsigned i;
|
---|
3887 | bool fVerbose = false;
|
---|
3888 |
|
---|
3889 | /* Parse arguments. */
|
---|
3890 | if (pszArgs)
|
---|
3891 | fVerbose = strstr(pszArgs, "verbose") != NULL;
|
---|
3892 |
|
---|
3893 | /* Show basic information. */
|
---|
3894 | pHlp->pfnPrintf(pHlp, "%s#%d: %s ",
|
---|
3895 | pDevIns->pReg->szName,
|
---|
3896 | pDevIns->iInstance,
|
---|
3897 | pThis->uDevType >= RT_ELEMENTS(apszModels) ? "Unknown model" : apszModels[pThis->uDevType]);
|
---|
3898 | if (pThis->uIsaIrq)
|
---|
3899 | pHlp->pfnPrintf(pHlp, "ISA I/O=%RTiop IRQ=%u ",
|
---|
3900 | pThis->IOISABase,
|
---|
3901 | pThis->uIsaIrq);
|
---|
3902 | else
|
---|
3903 | pHlp->pfnPrintf(pHlp, "PCI I/O=%04x ISA I/O=%RTiop MMIO=%RGp IRQ=%u ",
|
---|
3904 | PDMDevHlpIoPortGetMappingAddress(pDevIns, pThis->hIoPortsPci), pThis->IOISABase,
|
---|
3905 | PDMDevHlpMmioGetMappingAddress(pDevIns, pThis->hMmio),
|
---|
3906 | PCIDevGetInterruptLine(pDevIns->apPciDevs[0]));
|
---|
3907 | pHlp->pfnPrintf(pHlp, "RC=%RTbool R0=%RTbool\n", pDevIns->fRCEnabled, pDevIns->fR0Enabled);
|
---|
3908 |
|
---|
3909 | /* Print mailbox state. */
|
---|
3910 | if (pThis->regStatus & BL_STAT_INREQ)
|
---|
3911 | pHlp->pfnPrintf(pHlp, "Mailbox not initialized\n");
|
---|
3912 | else
|
---|
3913 | pHlp->pfnPrintf(pHlp, "%u-bit mailbox with %u entries at %RGp (%d LUN CCBs)\n",
|
---|
3914 | pThis->fMbxIs24Bit ? 24 : 32, pThis->cMailbox,
|
---|
3915 | pThis->GCPhysAddrMailboxOutgoingBase,
|
---|
3916 | pThis->fMbxIs24Bit ? 8 : pThis->fExtendedLunCCBFormat ? 64 : 8);
|
---|
3917 |
|
---|
3918 | /* Print register contents. */
|
---|
3919 | pHlp->pfnPrintf(pHlp, "Registers: STAT=%02x INTR=%02x GEOM=%02x\n",
|
---|
3920 | pThis->regStatus, pThis->regInterrupt, pThis->regGeometry);
|
---|
3921 |
|
---|
3922 | /* Print miscellaneous state. */
|
---|
3923 | pHlp->pfnPrintf(pHlp, "HAC interrupts: %s\n",
|
---|
3924 | pThis->fIRQEnabled ? "on" : "off");
|
---|
3925 |
|
---|
3926 | /* Print the current command, if any. */
|
---|
3927 | if (pThis->uOperationCode != 0xff )
|
---|
3928 | pHlp->pfnPrintf(pHlp, "Current command: %02X\n", pThis->uOperationCode);
|
---|
3929 |
|
---|
3930 | /* Print the previous command, if any. */
|
---|
3931 | if (pThis->uPrevCmd != 0xff )
|
---|
3932 | pHlp->pfnPrintf(pHlp, "Last completed command: %02X\n", pThis->uPrevCmd);
|
---|
3933 |
|
---|
3934 | if (fVerbose && (pThis->regStatus & BL_STAT_INREQ) == 0)
|
---|
3935 | {
|
---|
3936 | RTGCPHYS GCMailbox;
|
---|
3937 |
|
---|
3938 | /* Dump the mailbox contents. */
|
---|
3939 | if (pThis->fMbxIs24Bit)
|
---|
3940 | {
|
---|
3941 | Mailbox24 Mbx24;
|
---|
3942 |
|
---|
3943 | /* Outgoing mailbox, 24-bit format. */
|
---|
3944 | GCMailbox = pThis->GCPhysAddrMailboxOutgoingBase;
|
---|
3945 | pHlp->pfnPrintf(pHlp, " Outgoing mailbox entries (24-bit) at %06X:\n", GCMailbox);
|
---|
3946 | for (i = 0; i < pThis->cMailbox; ++i)
|
---|
3947 | {
|
---|
3948 | blPhysReadMeta(pDevIns, pThis, GCMailbox, &Mbx24, sizeof(Mailbox24));
|
---|
3949 | pHlp->pfnPrintf(pHlp, " slot %03d: CCB at %06X action code %02X", i, ADDR_TO_U32(Mbx24.aPhysAddrCCB), Mbx24.uCmdState);
|
---|
3950 | pHlp->pfnPrintf(pHlp, "%s\n", pThis->uMailboxOutgoingPositionCurrent == i ? " *" : "");
|
---|
3951 | GCMailbox += sizeof(Mailbox24);
|
---|
3952 | }
|
---|
3953 |
|
---|
3954 | /* Incoming mailbox, 24-bit format. */
|
---|
3955 | GCMailbox = pThis->GCPhysAddrMailboxOutgoingBase + (pThis->cMailbox * sizeof(Mailbox24));
|
---|
3956 | pHlp->pfnPrintf(pHlp, " Incoming mailbox entries (24-bit) at %06X:\n", GCMailbox);
|
---|
3957 | for (i = 0; i < pThis->cMailbox; ++i)
|
---|
3958 | {
|
---|
3959 | blPhysReadMeta(pDevIns, pThis, GCMailbox, &Mbx24, sizeof(Mailbox24));
|
---|
3960 | pHlp->pfnPrintf(pHlp, " slot %03d: CCB at %06X completion code %02X", i, ADDR_TO_U32(Mbx24.aPhysAddrCCB), Mbx24.uCmdState);
|
---|
3961 | pHlp->pfnPrintf(pHlp, "%s\n", pThis->uMailboxIncomingPositionCurrent == i ? " *" : "");
|
---|
3962 | GCMailbox += sizeof(Mailbox24);
|
---|
3963 | }
|
---|
3964 |
|
---|
3965 | }
|
---|
3966 | else
|
---|
3967 | {
|
---|
3968 | Mailbox32 Mbx32;
|
---|
3969 |
|
---|
3970 | /* Outgoing mailbox, 32-bit format. */
|
---|
3971 | GCMailbox = pThis->GCPhysAddrMailboxOutgoingBase;
|
---|
3972 | pHlp->pfnPrintf(pHlp, " Outgoing mailbox entries (32-bit) at %08X:\n", (uint32_t)GCMailbox);
|
---|
3973 | for (i = 0; i < pThis->cMailbox; ++i)
|
---|
3974 | {
|
---|
3975 | blPhysReadMeta(pDevIns, pThis, GCMailbox, &Mbx32, sizeof(Mailbox32));
|
---|
3976 | pHlp->pfnPrintf(pHlp, " slot %03d: CCB at %08X action code %02X", i, Mbx32.u32PhysAddrCCB, Mbx32.u.out.uActionCode);
|
---|
3977 | pHlp->pfnPrintf(pHlp, "%s\n", pThis->uMailboxOutgoingPositionCurrent == i ? " *" : "");
|
---|
3978 | GCMailbox += sizeof(Mailbox32);
|
---|
3979 | }
|
---|
3980 |
|
---|
3981 | /* Incoming mailbox, 32-bit format. */
|
---|
3982 | GCMailbox = pThis->GCPhysAddrMailboxOutgoingBase + (pThis->cMailbox * sizeof(Mailbox32));
|
---|
3983 | pHlp->pfnPrintf(pHlp, " Incoming mailbox entries (32-bit) at %08X:\n", (uint32_t)GCMailbox);
|
---|
3984 | for (i = 0; i < pThis->cMailbox; ++i)
|
---|
3985 | {
|
---|
3986 | blPhysReadMeta(pDevIns, pThis, GCMailbox, &Mbx32, sizeof(Mailbox32));
|
---|
3987 | pHlp->pfnPrintf(pHlp, " slot %03d: CCB at %08X completion code %02X BTSTAT %02X SDSTAT %02X", i,
|
---|
3988 | Mbx32.u32PhysAddrCCB, Mbx32.u.in.uCompletionCode, Mbx32.u.in.uHostAdapterStatus, Mbx32.u.in.uTargetDeviceStatus);
|
---|
3989 | pHlp->pfnPrintf(pHlp, "%s\n", pThis->uMailboxIncomingPositionCurrent == i ? " *" : "");
|
---|
3990 | GCMailbox += sizeof(Mailbox32);
|
---|
3991 | }
|
---|
3992 |
|
---|
3993 | }
|
---|
3994 | }
|
---|
3995 | }
|
---|
3996 |
|
---|
3997 | /* -=-=-=-=- Helper -=-=-=-=- */
|
---|
3998 |
|
---|
3999 | /**
|
---|
4000 | * Checks if all asynchronous I/O is finished.
|
---|
4001 | *
|
---|
4002 | * Used by buslogicR3Reset, buslogicR3Suspend and buslogicR3PowerOff.
|
---|
4003 | *
|
---|
4004 | * @returns true if quiesced, false if busy.
|
---|
4005 | * @param pDevIns The device instance.
|
---|
4006 | */
|
---|
4007 | static bool buslogicR3AllAsyncIOIsFinished(PPDMDEVINS pDevIns)
|
---|
4008 | {
|
---|
4009 | PBUSLOGICCC pThisCC = PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC);
|
---|
4010 |
|
---|
4011 | for (uint32_t i = 0; i < RT_ELEMENTS(pThisCC->aDeviceStates); i++)
|
---|
4012 | {
|
---|
4013 | PBUSLOGICDEVICE pThisDevice = &pThisCC->aDeviceStates[i];
|
---|
4014 | if (pThisDevice->pDrvBase)
|
---|
4015 | {
|
---|
4016 | if (pThisDevice->cOutstandingRequests != 0)
|
---|
4017 | return false;
|
---|
4018 | }
|
---|
4019 | }
|
---|
4020 |
|
---|
4021 | return true;
|
---|
4022 | }
|
---|
4023 |
|
---|
4024 | /**
|
---|
4025 | * Callback employed by buslogicR3Suspend and buslogicR3PowerOff.
|
---|
4026 | *
|
---|
4027 | * @returns true if we've quiesced, false if we're still working.
|
---|
4028 | * @param pDevIns The device instance.
|
---|
4029 | */
|
---|
4030 | static DECLCALLBACK(bool) buslogicR3IsAsyncSuspendOrPowerOffDone(PPDMDEVINS pDevIns)
|
---|
4031 | {
|
---|
4032 | if (!buslogicR3AllAsyncIOIsFinished(pDevIns))
|
---|
4033 | return false;
|
---|
4034 |
|
---|
4035 | PBUSLOGICCC pThisCC = PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC);
|
---|
4036 | ASMAtomicWriteBool(&pThisCC->fSignalIdle, false);
|
---|
4037 | return true;
|
---|
4038 | }
|
---|
4039 |
|
---|
4040 | /**
|
---|
4041 | * Common worker for buslogicR3Suspend and buslogicR3PowerOff.
|
---|
4042 | */
|
---|
4043 | static void buslogicR3SuspendOrPowerOff(PPDMDEVINS pDevIns)
|
---|
4044 | {
|
---|
4045 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
4046 | PBUSLOGICCC pThisCC = PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC);
|
---|
4047 |
|
---|
4048 | ASMAtomicWriteBool(&pThisCC->fSignalIdle, true);
|
---|
4049 | if (!buslogicR3AllAsyncIOIsFinished(pDevIns))
|
---|
4050 | PDMDevHlpSetAsyncNotification(pDevIns, buslogicR3IsAsyncSuspendOrPowerOffDone);
|
---|
4051 | else
|
---|
4052 | {
|
---|
4053 | ASMAtomicWriteBool(&pThisCC->fSignalIdle, false);
|
---|
4054 | AssertMsg(!pThis->fNotificationSent, ("The PDM Queue should be empty at this point\n"));
|
---|
4055 | RT_NOREF(pThis);
|
---|
4056 | }
|
---|
4057 |
|
---|
4058 | for (uint32_t i = 0; i < RT_ELEMENTS(pThisCC->aDeviceStates); i++)
|
---|
4059 | {
|
---|
4060 | PBUSLOGICDEVICE pThisDevice = &pThisCC->aDeviceStates[i];
|
---|
4061 | if (pThisDevice->pDrvMediaEx)
|
---|
4062 | pThisDevice->pDrvMediaEx->pfnNotifySuspend(pThisDevice->pDrvMediaEx);
|
---|
4063 | }
|
---|
4064 | }
|
---|
4065 |
|
---|
4066 | /**
|
---|
4067 | * Suspend notification.
|
---|
4068 | *
|
---|
4069 | * @param pDevIns The device instance data.
|
---|
4070 | */
|
---|
4071 | static DECLCALLBACK(void) buslogicR3Suspend(PPDMDEVINS pDevIns)
|
---|
4072 | {
|
---|
4073 | Log(("buslogicR3Suspend\n"));
|
---|
4074 | buslogicR3SuspendOrPowerOff(pDevIns);
|
---|
4075 | }
|
---|
4076 |
|
---|
4077 | /**
|
---|
4078 | * Detach notification.
|
---|
4079 | *
|
---|
4080 | * One harddisk at one port has been unplugged.
|
---|
4081 | * The VM is suspended at this point.
|
---|
4082 | *
|
---|
4083 | * @param pDevIns The device instance.
|
---|
4084 | * @param iLUN The logical unit which is being detached.
|
---|
4085 | * @param fFlags Flags, combination of the PDMDEVATT_FLAGS_* \#defines.
|
---|
4086 | */
|
---|
4087 | static DECLCALLBACK(void) buslogicR3Detach(PPDMDEVINS pDevIns, unsigned iLUN, uint32_t fFlags)
|
---|
4088 | {
|
---|
4089 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
4090 | PBUSLOGICCC pThisCC = PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC);
|
---|
4091 | PBUSLOGICDEVICE pDevice = &pThisCC->aDeviceStates[iLUN];
|
---|
4092 | Log(("%s:\n", __FUNCTION__));
|
---|
4093 | RT_NOREF(fFlags);
|
---|
4094 |
|
---|
4095 |
|
---|
4096 | AssertMsg(fFlags & PDM_TACH_FLAGS_NOT_HOT_PLUG,
|
---|
4097 | ("BusLogic: Device does not support hotplugging\n"));
|
---|
4098 |
|
---|
4099 | /*
|
---|
4100 | * Zero some important members.
|
---|
4101 | */
|
---|
4102 | pThis->afDevicePresent[iLUN] = false;
|
---|
4103 | pDevice->fPresent = false;
|
---|
4104 | pDevice->pDrvBase = NULL;
|
---|
4105 | pDevice->pDrvMedia = NULL;
|
---|
4106 | pDevice->pDrvMediaEx = NULL;
|
---|
4107 | }
|
---|
4108 |
|
---|
4109 | /**
|
---|
4110 | * Attach command.
|
---|
4111 | *
|
---|
4112 | * This is called when we change block driver.
|
---|
4113 | *
|
---|
4114 | * @returns VBox status code.
|
---|
4115 | * @param pDevIns The device instance.
|
---|
4116 | * @param iLUN The logical unit which is being detached.
|
---|
4117 | * @param fFlags Flags, combination of the PDMDEVATT_FLAGS_* \#defines.
|
---|
4118 | */
|
---|
4119 | static DECLCALLBACK(int) buslogicR3Attach(PPDMDEVINS pDevIns, unsigned iLUN, uint32_t fFlags)
|
---|
4120 | {
|
---|
4121 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
4122 | PBUSLOGICCC pThisCC = PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC);
|
---|
4123 | PBUSLOGICDEVICE pDevice = &pThisCC->aDeviceStates[iLUN];
|
---|
4124 | int rc;
|
---|
4125 |
|
---|
4126 | AssertMsgReturn(fFlags & PDM_TACH_FLAGS_NOT_HOT_PLUG,
|
---|
4127 | ("BusLogic: Device does not support hotplugging\n"),
|
---|
4128 | VERR_INVALID_PARAMETER);
|
---|
4129 |
|
---|
4130 | /* the usual paranoia */
|
---|
4131 | AssertRelease(!pDevice->pDrvBase);
|
---|
4132 | AssertRelease(!pDevice->pDrvMedia);
|
---|
4133 | AssertRelease(!pDevice->pDrvMediaEx);
|
---|
4134 | Assert(pDevice->iLUN == iLUN);
|
---|
4135 |
|
---|
4136 | /*
|
---|
4137 | * Try attach the SCSI driver and get the interfaces,
|
---|
4138 | * required as well as optional.
|
---|
4139 | */
|
---|
4140 | rc = PDMDevHlpDriverAttach(pDevIns, pDevice->iLUN, &pDevice->IBase, &pDevice->pDrvBase, NULL);
|
---|
4141 | if (RT_SUCCESS(rc))
|
---|
4142 | {
|
---|
4143 | /* Query the media interface. */
|
---|
4144 | pDevice->pDrvMedia = PDMIBASE_QUERY_INTERFACE(pDevice->pDrvBase, PDMIMEDIA);
|
---|
4145 | AssertMsgReturn(RT_VALID_PTR(pDevice->pDrvMedia),
|
---|
4146 | ("BusLogic configuration error: LUN#%d misses the basic media interface!\n", pDevice->iLUN),
|
---|
4147 | VERR_PDM_MISSING_INTERFACE);
|
---|
4148 |
|
---|
4149 | /* Get the extended media interface. */
|
---|
4150 | pDevice->pDrvMediaEx = PDMIBASE_QUERY_INTERFACE(pDevice->pDrvBase, PDMIMEDIAEX);
|
---|
4151 | AssertMsgReturn(RT_VALID_PTR(pDevice->pDrvMediaEx),
|
---|
4152 | ("BusLogic configuration error: LUN#%d misses the extended media interface!\n", pDevice->iLUN),
|
---|
4153 | VERR_PDM_MISSING_INTERFACE);
|
---|
4154 |
|
---|
4155 | rc = pDevice->pDrvMediaEx->pfnIoReqAllocSizeSet(pDevice->pDrvMediaEx, sizeof(BUSLOGICREQ));
|
---|
4156 | AssertMsgRCReturn(rc, ("BusLogic configuration error: LUN#%u: Failed to set I/O request size!", pDevice->iLUN),
|
---|
4157 | rc);
|
---|
4158 |
|
---|
4159 | pThis->afDevicePresent[iLUN] = true;
|
---|
4160 | pDevice->fPresent = true;
|
---|
4161 | }
|
---|
4162 | else
|
---|
4163 | AssertMsgFailed(("Failed to attach LUN#%d. rc=%Rrc\n", pDevice->iLUN, rc));
|
---|
4164 |
|
---|
4165 | if (RT_FAILURE(rc))
|
---|
4166 | {
|
---|
4167 | pThis->afDevicePresent[iLUN] = false;
|
---|
4168 | pDevice->fPresent = false;
|
---|
4169 | pDevice->pDrvBase = NULL;
|
---|
4170 | pDevice->pDrvMedia = NULL;
|
---|
4171 | pDevice->pDrvMediaEx = NULL;
|
---|
4172 | }
|
---|
4173 | return rc;
|
---|
4174 | }
|
---|
4175 |
|
---|
4176 | /**
|
---|
4177 | * Callback employed by buslogicR3Reset.
|
---|
4178 | *
|
---|
4179 | * @returns true if we've quiesced, false if we're still working.
|
---|
4180 | * @param pDevIns The device instance.
|
---|
4181 | */
|
---|
4182 | static DECLCALLBACK(bool) buslogicR3IsAsyncResetDone(PPDMDEVINS pDevIns)
|
---|
4183 | {
|
---|
4184 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
4185 | PBUSLOGICCC pThisCC = PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC);
|
---|
4186 |
|
---|
4187 | if (!buslogicR3AllAsyncIOIsFinished(pDevIns))
|
---|
4188 | return false;
|
---|
4189 | ASMAtomicWriteBool(&pThisCC->fSignalIdle, false);
|
---|
4190 |
|
---|
4191 | buslogicR3HwReset(pDevIns, pThis, true);
|
---|
4192 | return true;
|
---|
4193 | }
|
---|
4194 |
|
---|
4195 | /**
|
---|
4196 | * @copydoc FNPDMDEVRESET
|
---|
4197 | */
|
---|
4198 | static DECLCALLBACK(void) buslogicR3Reset(PPDMDEVINS pDevIns)
|
---|
4199 | {
|
---|
4200 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
4201 | PBUSLOGICCC pThisCC = PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC);
|
---|
4202 |
|
---|
4203 | ASMAtomicWriteBool(&pThisCC->fSignalIdle, true);
|
---|
4204 | if (!buslogicR3AllAsyncIOIsFinished(pDevIns))
|
---|
4205 | PDMDevHlpSetAsyncNotification(pDevIns, buslogicR3IsAsyncResetDone);
|
---|
4206 | else
|
---|
4207 | {
|
---|
4208 | ASMAtomicWriteBool(&pThisCC->fSignalIdle, false);
|
---|
4209 | buslogicR3HwReset(pDevIns, pThis, true);
|
---|
4210 | }
|
---|
4211 | }
|
---|
4212 |
|
---|
4213 | /**
|
---|
4214 | * Poweroff notification.
|
---|
4215 | *
|
---|
4216 | * @param pDevIns Pointer to the device instance
|
---|
4217 | */
|
---|
4218 | static DECLCALLBACK(void) buslogicR3PowerOff(PPDMDEVINS pDevIns)
|
---|
4219 | {
|
---|
4220 | Log(("buslogicR3PowerOff\n"));
|
---|
4221 | buslogicR3SuspendOrPowerOff(pDevIns);
|
---|
4222 | }
|
---|
4223 |
|
---|
4224 | /**
|
---|
4225 | * Destroy a driver instance.
|
---|
4226 | *
|
---|
4227 | * Most VM resources are freed by the VM. This callback is provided so that any non-VM
|
---|
4228 | * resources can be freed correctly.
|
---|
4229 | *
|
---|
4230 | * @param pDevIns The device instance data.
|
---|
4231 | */
|
---|
4232 | static DECLCALLBACK(int) buslogicR3Destruct(PPDMDEVINS pDevIns)
|
---|
4233 | {
|
---|
4234 | PDMDEV_CHECK_VERSIONS_RETURN_QUIET(pDevIns);
|
---|
4235 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
4236 |
|
---|
4237 | PDMDevHlpCritSectDelete(pDevIns, &pThis->CritSectIntr);
|
---|
4238 |
|
---|
4239 | if (pThis->hEvtProcess != NIL_SUPSEMEVENT)
|
---|
4240 | {
|
---|
4241 | PDMDevHlpSUPSemEventClose(pDevIns, pThis->hEvtProcess);
|
---|
4242 | pThis->hEvtProcess = NIL_SUPSEMEVENT;
|
---|
4243 | }
|
---|
4244 |
|
---|
4245 | return VINF_SUCCESS;
|
---|
4246 | }
|
---|
4247 |
|
---|
4248 | /**
|
---|
4249 | * @interface_method_impl{PDMDEVREG,pfnConstruct}
|
---|
4250 | */
|
---|
4251 | static DECLCALLBACK(int) buslogicR3Construct(PPDMDEVINS pDevIns, int iInstance, PCFGMNODE pCfg)
|
---|
4252 | {
|
---|
4253 | PDMDEV_CHECK_VERSIONS_RETURN(pDevIns);
|
---|
4254 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
4255 | PBUSLOGICCC pThisCC = PDMDEVINS_2_DATA_CC(pDevIns, PBUSLOGICCC);
|
---|
4256 | PCPDMDEVHLPR3 pHlp = pDevIns->pHlpR3;
|
---|
4257 |
|
---|
4258 | /*
|
---|
4259 | * Init instance data (do early because of constructor).
|
---|
4260 | */
|
---|
4261 | pThis->hMmio = NIL_IOMMMIOHANDLE;
|
---|
4262 | pThis->hIoPortsIsa = NIL_IOMIOPORTHANDLE;
|
---|
4263 | pThis->hIoPortsPci = NIL_IOMIOPORTHANDLE;
|
---|
4264 | pThisCC->pDevIns = pDevIns;
|
---|
4265 | pThisCC->IBase.pfnQueryInterface = buslogicR3StatusQueryInterface;
|
---|
4266 | pThisCC->ILeds.pfnQueryStatusLed = buslogicR3StatusQueryStatusLed;
|
---|
4267 |
|
---|
4268 | PPDMPCIDEV pPciDev = pDevIns->apPciDevs[0];
|
---|
4269 | PDMPCIDEV_ASSERT_VALID(pDevIns, pPciDev);
|
---|
4270 |
|
---|
4271 | PDMPciDevSetVendorId(pPciDev, 0x104b); /* BusLogic */
|
---|
4272 | PDMPciDevSetDeviceId(pPciDev, 0x1040); /* BT-958 */
|
---|
4273 | PDMPciDevSetCommand(pPciDev, PCI_COMMAND_IOACCESS | PCI_COMMAND_MEMACCESS);
|
---|
4274 | PDMPciDevSetRevisionId(pPciDev, 0x01);
|
---|
4275 | PDMPciDevSetClassProg(pPciDev, 0x00); /* SCSI */
|
---|
4276 | PDMPciDevSetClassSub(pPciDev, 0x00); /* SCSI */
|
---|
4277 | PDMPciDevSetClassBase(pPciDev, 0x01); /* Mass storage */
|
---|
4278 | PDMPciDevSetBaseAddress(pPciDev, 0, true /*IO*/, false /*Pref*/, false /*64-bit*/, 0x00000000);
|
---|
4279 | PDMPciDevSetBaseAddress(pPciDev, 1, false /*IO*/, false /*Pref*/, false /*64-bit*/, 0x00000000);
|
---|
4280 | PDMPciDevSetSubSystemVendorId(pPciDev, 0x104b);
|
---|
4281 | PDMPciDevSetSubSystemId(pPciDev, 0x1040);
|
---|
4282 | PDMPciDevSetInterruptLine(pPciDev, 0x00);
|
---|
4283 | PDMPciDevSetInterruptPin(pPciDev, 0x01);
|
---|
4284 |
|
---|
4285 | /*
|
---|
4286 | * Validate and read configuration.
|
---|
4287 | */
|
---|
4288 | PDMDEV_VALIDATE_CONFIG_RETURN(pDevIns, "Bootable|" /* Keep it for legacy configs, even though it doesn't do anything anymore, see @bugref{4841}. */
|
---|
4289 | "AdapterType|"
|
---|
4290 | "ISACompat",
|
---|
4291 | "");
|
---|
4292 |
|
---|
4293 | /* Figure out the emulated device type. */
|
---|
4294 | char szCfgStr[16];
|
---|
4295 | int rc = pHlp->pfnCFGMQueryStringDef(pCfg, "AdapterType", szCfgStr, sizeof(szCfgStr), "BT-958D");
|
---|
4296 | if (RT_FAILURE(rc))
|
---|
4297 | return PDMDEV_SET_ERROR(pDevIns, rc, N_("BusLogic configuration error: failed to read AdapterType as string"));
|
---|
4298 | Log(("%s: AdapterType=%s\n", __FUNCTION__, szCfgStr));
|
---|
4299 |
|
---|
4300 | /* Grok the AdapterType setting. */
|
---|
4301 | if (!strcmp(szCfgStr, "BT-958D")) /* Default PCI device, 32-bit and 24-bit addressing. */
|
---|
4302 | {
|
---|
4303 | pThis->uDevType = DEV_BT_958D;
|
---|
4304 | pThis->uDefaultISABaseCode = ISA_BASE_DISABLED;
|
---|
4305 | }
|
---|
4306 | else if (!strcmp(szCfgStr, "BT-545C")) /* ISA device, 24-bit addressing only. */
|
---|
4307 | {
|
---|
4308 | pThis->uDevType = DEV_BT_545C;
|
---|
4309 | pThis->uIsaIrq = 11;
|
---|
4310 | }
|
---|
4311 | else if (!strcmp(szCfgStr, "AHA-1540B")) /* Competitor ISA device. */
|
---|
4312 | {
|
---|
4313 | pThis->uDevType = DEV_AHA_1540B;
|
---|
4314 | pThis->uIsaIrq = 11;
|
---|
4315 | }
|
---|
4316 | else
|
---|
4317 | return PDMDEV_SET_ERROR(pDevIns, VERR_PDM_DEVINS_UNKNOWN_CFG_VALUES,
|
---|
4318 | N_("BusLogic configuration error: invalid AdapterType setting"));
|
---|
4319 |
|
---|
4320 | /* Only the first instance defaults to having the ISA compatibility ports enabled. */
|
---|
4321 | if (iInstance == 0)
|
---|
4322 | rc = pHlp->pfnCFGMQueryStringDef(pCfg, "ISACompat", szCfgStr, sizeof(szCfgStr), "Alternate");
|
---|
4323 | else
|
---|
4324 | rc = pHlp->pfnCFGMQueryStringDef(pCfg, "ISACompat", szCfgStr, sizeof(szCfgStr), "Disabled");
|
---|
4325 | if (RT_FAILURE(rc))
|
---|
4326 | return PDMDEV_SET_ERROR(pDevIns, rc, N_("BusLogic configuration error: failed to read ISACompat as string"));
|
---|
4327 | Log(("%s: ISACompat=%s\n", __FUNCTION__, szCfgStr));
|
---|
4328 |
|
---|
4329 | /* Grok the ISACompat setting. */
|
---|
4330 | if (!strcmp(szCfgStr, "Disabled"))
|
---|
4331 | pThis->uDefaultISABaseCode = ISA_BASE_DISABLED;
|
---|
4332 | else if (!strcmp(szCfgStr, "Primary"))
|
---|
4333 | pThis->uDefaultISABaseCode = 0; /* I/O base at 330h. */
|
---|
4334 | else if (!strcmp(szCfgStr, "Alternate"))
|
---|
4335 | pThis->uDefaultISABaseCode = 1; /* I/O base at 334h. */
|
---|
4336 | else
|
---|
4337 | return PDMDEV_SET_ERROR(pDevIns, VERR_PDM_DEVINS_UNKNOWN_CFG_VALUES,
|
---|
4338 | N_("BusLogic configuration error: invalid ISACompat setting"));
|
---|
4339 |
|
---|
4340 | /*
|
---|
4341 | * Register the PCI device and its I/O regions if applicable.
|
---|
4342 | */
|
---|
4343 | if (!pThis->uIsaIrq)
|
---|
4344 | {
|
---|
4345 | rc = PDMDevHlpPCIRegister(pDevIns, pPciDev);
|
---|
4346 | AssertRCReturn(rc, rc);
|
---|
4347 |
|
---|
4348 | rc = PDMDevHlpPCIIORegionCreateIo(pDevIns, 0 /*iPciRegion*/, 32 /*cPorts*/,
|
---|
4349 | buslogicIOPortWrite, buslogicIOPortRead, NULL /*pvUser*/,
|
---|
4350 | "BusLogic PCI", NULL /*paExtDescs*/, &pThis->hIoPortsPci);
|
---|
4351 | AssertRCReturn(rc, rc);
|
---|
4352 |
|
---|
4353 | rc = PDMDevHlpPCIIORegionCreateMmio(pDevIns, 1 /*iPciRegion*/, 32 /*cbRegion*/, PCI_ADDRESS_SPACE_MEM,
|
---|
4354 | buslogicMMIOWrite, buslogicMMIORead, NULL /*pvUser*/,
|
---|
4355 | IOMMMIO_FLAGS_READ_DWORD | IOMMMIO_FLAGS_WRITE_DWORD_ZEROED,
|
---|
4356 | "BusLogic MMIO", &pThis->hMmio);
|
---|
4357 | AssertRCReturn(rc, rc);
|
---|
4358 | }
|
---|
4359 |
|
---|
4360 | /* Set up the compatibility I/O range. */
|
---|
4361 | rc = PDMDevHlpIoPortCreate(pDevIns, 4 /*cPorts*/, NULL /*pPciDev*/, UINT32_MAX /*iPciRegion*/,
|
---|
4362 | buslogicIOPortWrite, buslogicIOPortRead, NULL /*pvUser*/,
|
---|
4363 | "BusLogic ISA", NULL /*paExtDescs*/, &pThis->hIoPortsIsa);
|
---|
4364 | AssertRCReturn(rc, rc);
|
---|
4365 |
|
---|
4366 | rc = buslogicR3RegisterISARange(pDevIns, pThis, pThis->uDefaultISABaseCode);
|
---|
4367 | if (RT_FAILURE(rc))
|
---|
4368 | return PDMDEV_SET_ERROR(pDevIns, rc, N_("BusLogic cannot register ISA I/O handlers"));
|
---|
4369 |
|
---|
4370 |
|
---|
4371 | /* Init the interrupt critsect. */
|
---|
4372 | rc = PDMDevHlpCritSectInit(pDevIns, &pThis->CritSectIntr, RT_SRC_POS, "BusLogic-Intr#%u", pDevIns->iInstance);
|
---|
4373 | if (RT_FAILURE(rc))
|
---|
4374 | return PDMDEV_SET_ERROR(pDevIns, rc, N_("BusLogic: cannot create critical section"));
|
---|
4375 |
|
---|
4376 | /*
|
---|
4377 | * Create event semaphore and worker thread.
|
---|
4378 | */
|
---|
4379 | rc = PDMDevHlpSUPSemEventCreate(pDevIns, &pThis->hEvtProcess);
|
---|
4380 | if (RT_FAILURE(rc))
|
---|
4381 | return PDMDevHlpVMSetError(pDevIns, rc, RT_SRC_POS,
|
---|
4382 | N_("BusLogic: Failed to create SUP event semaphore"));
|
---|
4383 |
|
---|
4384 | char szDevTag[20];
|
---|
4385 | RTStrPrintf(szDevTag, sizeof(szDevTag), "BUSLOGIC-%u", iInstance);
|
---|
4386 |
|
---|
4387 | rc = PDMDevHlpThreadCreate(pDevIns, &pThisCC->pThreadWrk, pThis, buslogicR3Worker,
|
---|
4388 | buslogicR3WorkerWakeUp, 0, RTTHREADTYPE_IO, szDevTag);
|
---|
4389 | if (RT_FAILURE(rc))
|
---|
4390 | return PDMDevHlpVMSetError(pDevIns, rc, RT_SRC_POS,
|
---|
4391 | N_("BusLogic: Failed to create worker thread %s"), szDevTag);
|
---|
4392 |
|
---|
4393 | /* Initialize per device state. */
|
---|
4394 | for (unsigned i = 0; i < RT_ELEMENTS(pThisCC->aDeviceStates); i++)
|
---|
4395 | {
|
---|
4396 | PBUSLOGICDEVICE pDevice = &pThisCC->aDeviceStates[i];
|
---|
4397 |
|
---|
4398 | /* Initialize static parts of the device. */
|
---|
4399 | pDevice->iLUN = i;
|
---|
4400 | pDevice->pDevIns = pDevIns;
|
---|
4401 | pDevice->Led.u32Magic = PDMLED_MAGIC;
|
---|
4402 | pDevice->IBase.pfnQueryInterface = buslogicR3DeviceQueryInterface;
|
---|
4403 | pDevice->IMediaPort.pfnQueryDeviceLocation = buslogicR3QueryDeviceLocation;
|
---|
4404 | pDevice->IMediaExPort.pfnIoReqCompleteNotify = buslogicR3IoReqCompleteNotify;
|
---|
4405 | pDevice->IMediaExPort.pfnIoReqCopyFromBuf = buslogicR3IoReqCopyFromBuf;
|
---|
4406 | pDevice->IMediaExPort.pfnIoReqCopyToBuf = buslogicR3IoReqCopyToBuf;
|
---|
4407 | pDevice->IMediaExPort.pfnIoReqQueryBuf = NULL;
|
---|
4408 | pDevice->IMediaExPort.pfnIoReqQueryDiscardRanges = NULL;
|
---|
4409 | pDevice->IMediaExPort.pfnIoReqStateChanged = buslogicR3IoReqStateChanged;
|
---|
4410 | pDevice->IMediaExPort.pfnMediumEjected = buslogicR3MediumEjected;
|
---|
4411 | pDevice->ILed.pfnQueryStatusLed = buslogicR3DeviceQueryStatusLed;
|
---|
4412 | RTStrPrintf(pDevice->szName, sizeof(pDevice->szName), "Device%u", i);
|
---|
4413 |
|
---|
4414 | /* Attach SCSI driver. */
|
---|
4415 | rc = PDMDevHlpDriverAttach(pDevIns, pDevice->iLUN, &pDevice->IBase, &pDevice->pDrvBase, pDevice->szName);
|
---|
4416 | if (RT_SUCCESS(rc))
|
---|
4417 | {
|
---|
4418 | /* Query the media interface. */
|
---|
4419 | pDevice->pDrvMedia = PDMIBASE_QUERY_INTERFACE(pDevice->pDrvBase, PDMIMEDIA);
|
---|
4420 | AssertMsgReturn(RT_VALID_PTR(pDevice->pDrvMedia),
|
---|
4421 | ("Buslogic configuration error: LUN#%d misses the basic media interface!\n", pDevice->iLUN),
|
---|
4422 | VERR_PDM_MISSING_INTERFACE);
|
---|
4423 |
|
---|
4424 | /* Get the extended media interface. */
|
---|
4425 | pDevice->pDrvMediaEx = PDMIBASE_QUERY_INTERFACE(pDevice->pDrvBase, PDMIMEDIAEX);
|
---|
4426 | AssertMsgReturn(RT_VALID_PTR(pDevice->pDrvMediaEx),
|
---|
4427 | ("Buslogic configuration error: LUN#%d misses the extended media interface!\n", pDevice->iLUN),
|
---|
4428 | VERR_PDM_MISSING_INTERFACE);
|
---|
4429 |
|
---|
4430 | rc = pDevice->pDrvMediaEx->pfnIoReqAllocSizeSet(pDevice->pDrvMediaEx, sizeof(BUSLOGICREQ));
|
---|
4431 | if (RT_FAILURE(rc))
|
---|
4432 | return PDMDevHlpVMSetError(pDevIns, rc, RT_SRC_POS,
|
---|
4433 | N_("Buslogic configuration error: LUN#%u: Failed to set I/O request size!"),
|
---|
4434 | pDevice->iLUN);
|
---|
4435 |
|
---|
4436 | pThis->afDevicePresent[i] = true;
|
---|
4437 | pDevice->fPresent = true;
|
---|
4438 | }
|
---|
4439 | else if (rc == VERR_PDM_NO_ATTACHED_DRIVER)
|
---|
4440 | {
|
---|
4441 | pThis->afDevicePresent[i] = false;
|
---|
4442 | pDevice->fPresent = false;
|
---|
4443 | pDevice->pDrvBase = NULL;
|
---|
4444 | pDevice->pDrvMedia = NULL;
|
---|
4445 | pDevice->pDrvMediaEx = NULL;
|
---|
4446 | rc = VINF_SUCCESS;
|
---|
4447 | Log(("BusLogic: no driver attached to device %s\n", pDevice->szName));
|
---|
4448 | }
|
---|
4449 | else
|
---|
4450 | {
|
---|
4451 | AssertLogRelMsgFailed(("BusLogic: Failed to attach %s\n", pDevice->szName));
|
---|
4452 | return rc;
|
---|
4453 | }
|
---|
4454 | }
|
---|
4455 |
|
---|
4456 | /*
|
---|
4457 | * Attach status driver (optional).
|
---|
4458 | */
|
---|
4459 | PPDMIBASE pBase;
|
---|
4460 | rc = PDMDevHlpDriverAttach(pDevIns, PDM_STATUS_LUN, &pThisCC->IBase, &pBase, "Status Port");
|
---|
4461 | if (RT_SUCCESS(rc))
|
---|
4462 | {
|
---|
4463 | pThisCC->pLedsConnector = PDMIBASE_QUERY_INTERFACE(pBase, PDMILEDCONNECTORS);
|
---|
4464 | pThisCC->pMediaNotify = PDMIBASE_QUERY_INTERFACE(pBase, PDMIMEDIANOTIFY);
|
---|
4465 | }
|
---|
4466 | else
|
---|
4467 | AssertMsgReturn(rc == VERR_PDM_NO_ATTACHED_DRIVER, ("Failed to attach to status driver. rc=%Rrc\n", rc),
|
---|
4468 | PDMDEV_SET_ERROR(pDevIns, rc, N_("BusLogic cannot attach to status driver")));
|
---|
4469 |
|
---|
4470 | rc = PDMDevHlpSSMRegisterEx(pDevIns, BUSLOGIC_SAVED_STATE_MINOR_VERSION, sizeof(*pThis), NULL,
|
---|
4471 | NULL, buslogicR3LiveExec, NULL,
|
---|
4472 | NULL, buslogicR3SaveExec, NULL,
|
---|
4473 | NULL, buslogicR3LoadExec, buslogicR3LoadDone);
|
---|
4474 | if (RT_FAILURE(rc))
|
---|
4475 | return PDMDEV_SET_ERROR(pDevIns, rc, N_("BusLogic cannot register save state handlers"));
|
---|
4476 |
|
---|
4477 | /*
|
---|
4478 | * Register the debugger info callback.
|
---|
4479 | */
|
---|
4480 | char szTmp[128];
|
---|
4481 | RTStrPrintf(szTmp, sizeof(szTmp), "%s%d", pDevIns->pReg->szName, pDevIns->iInstance);
|
---|
4482 | PDMDevHlpDBGFInfoRegister(pDevIns, szTmp, "BusLogic HBA info", buslogicR3Info);
|
---|
4483 |
|
---|
4484 | rc = buslogicR3HwReset(pDevIns, pThis, true);
|
---|
4485 | AssertMsgRC(rc, ("hardware reset of BusLogic host adapter failed rc=%Rrc\n", rc));
|
---|
4486 |
|
---|
4487 | return rc;
|
---|
4488 | }
|
---|
4489 |
|
---|
4490 | #else /* !IN_RING3 */
|
---|
4491 |
|
---|
4492 | /**
|
---|
4493 | * @callback_method_impl{PDMDEVREGR0,pfnConstruct}
|
---|
4494 | */
|
---|
4495 | static DECLCALLBACK(int) buslogicRZConstruct(PPDMDEVINS pDevIns)
|
---|
4496 | {
|
---|
4497 | PDMDEV_CHECK_VERSIONS_RETURN(pDevIns);
|
---|
4498 | PBUSLOGIC pThis = PDMDEVINS_2_DATA(pDevIns, PBUSLOGIC);
|
---|
4499 |
|
---|
4500 | if (!pThis->uIsaIrq)
|
---|
4501 | {
|
---|
4502 | int rc = PDMDevHlpIoPortSetUpContext(pDevIns, pThis->hIoPortsPci, buslogicIOPortWrite, buslogicIOPortRead, NULL /*pvUser*/);
|
---|
4503 | AssertRCReturn(rc, rc);
|
---|
4504 |
|
---|
4505 | rc = PDMDevHlpMmioSetUpContext(pDevIns, pThis->hMmio, buslogicMMIOWrite, buslogicMMIORead, NULL /*pvUser*/);
|
---|
4506 | AssertRCReturn(rc, rc);
|
---|
4507 | }
|
---|
4508 |
|
---|
4509 | int rc = PDMDevHlpIoPortSetUpContext(pDevIns, pThis->hIoPortsIsa, buslogicIOPortWrite, buslogicIOPortRead, NULL /*pvUser*/);
|
---|
4510 | AssertRCReturn(rc, rc);
|
---|
4511 |
|
---|
4512 | return VINF_SUCCESS;
|
---|
4513 | }
|
---|
4514 |
|
---|
4515 |
|
---|
4516 | #endif /* !IN_RING3 */
|
---|
4517 |
|
---|
4518 | /**
|
---|
4519 | * The device registration structure.
|
---|
4520 | */
|
---|
4521 | const PDMDEVREG g_DeviceBusLogic =
|
---|
4522 | {
|
---|
4523 | /* .u32Version = */ PDM_DEVREG_VERSION,
|
---|
4524 | /* .uReserved0 = */ 0,
|
---|
4525 | /* .szName = */ "buslogic",
|
---|
4526 | /* .fFlags = */ PDM_DEVREG_FLAGS_DEFAULT_BITS | PDM_DEVREG_FLAGS_RZ | PDM_DEVREG_FLAGS_NEW_STYLE
|
---|
4527 | | PDM_DEVREG_FLAGS_FIRST_SUSPEND_NOTIFICATION | PDM_DEVREG_FLAGS_FIRST_POWEROFF_NOTIFICATION
|
---|
4528 | | PDM_DEVREG_FLAGS_FIRST_RESET_NOTIFICATION,
|
---|
4529 | /* .fClass = */ PDM_DEVREG_CLASS_STORAGE,
|
---|
4530 | /* .cMaxInstances = */ ~0U,
|
---|
4531 | /* .uSharedVersion = */ 42,
|
---|
4532 | /* .cbInstanceShared = */ sizeof(BUSLOGIC),
|
---|
4533 | /* .cbInstanceCC = */ sizeof(BUSLOGICCC),
|
---|
4534 | /* .cbInstanceRC = */ sizeof(BUSLOGICRC),
|
---|
4535 | /* .cMaxPciDevices = */ 1,
|
---|
4536 | /* .cMaxMsixVectors = */ 0,
|
---|
4537 | /* .pszDescription = */ "BusLogic BT-958 SCSI host adapter.\n",
|
---|
4538 | #if defined(IN_RING3)
|
---|
4539 | /* .pszRCMod = */ "VBoxDDRC.rc",
|
---|
4540 | /* .pszR0Mod = */ "VBoxDDR0.r0",
|
---|
4541 | /* .pfnConstruct = */ buslogicR3Construct,
|
---|
4542 | /* .pfnDestruct = */ buslogicR3Destruct,
|
---|
4543 | /* .pfnRelocate = */ NULL,
|
---|
4544 | /* .pfnMemSetup = */ NULL,
|
---|
4545 | /* .pfnPowerOn = */ NULL,
|
---|
4546 | /* .pfnReset = */ buslogicR3Reset,
|
---|
4547 | /* .pfnSuspend = */ buslogicR3Suspend,
|
---|
4548 | /* .pfnResume = */ NULL,
|
---|
4549 | /* .pfnAttach = */ buslogicR3Attach,
|
---|
4550 | /* .pfnDetach = */ buslogicR3Detach,
|
---|
4551 | /* .pfnQueryInterface = */ NULL,
|
---|
4552 | /* .pfnInitComplete = */ NULL,
|
---|
4553 | /* .pfnPowerOff = */ buslogicR3PowerOff,
|
---|
4554 | /* .pfnSoftReset = */ NULL,
|
---|
4555 | /* .pfnReserved0 = */ NULL,
|
---|
4556 | /* .pfnReserved1 = */ NULL,
|
---|
4557 | /* .pfnReserved2 = */ NULL,
|
---|
4558 | /* .pfnReserved3 = */ NULL,
|
---|
4559 | /* .pfnReserved4 = */ NULL,
|
---|
4560 | /* .pfnReserved5 = */ NULL,
|
---|
4561 | /* .pfnReserved6 = */ NULL,
|
---|
4562 | /* .pfnReserved7 = */ NULL,
|
---|
4563 | #elif defined(IN_RING0)
|
---|
4564 | /* .pfnEarlyConstruct = */ NULL,
|
---|
4565 | /* .pfnConstruct = */ buslogicRZConstruct,
|
---|
4566 | /* .pfnDestruct = */ NULL,
|
---|
4567 | /* .pfnFinalDestruct = */ NULL,
|
---|
4568 | /* .pfnRequest = */ NULL,
|
---|
4569 | /* .pfnReserved0 = */ NULL,
|
---|
4570 | /* .pfnReserved1 = */ NULL,
|
---|
4571 | /* .pfnReserved2 = */ NULL,
|
---|
4572 | /* .pfnReserved3 = */ NULL,
|
---|
4573 | /* .pfnReserved4 = */ NULL,
|
---|
4574 | /* .pfnReserved5 = */ NULL,
|
---|
4575 | /* .pfnReserved6 = */ NULL,
|
---|
4576 | /* .pfnReserved7 = */ NULL,
|
---|
4577 | #elif defined(IN_RC)
|
---|
4578 | /* .pfnConstruct = */ buslogicRZConstruct,
|
---|
4579 | /* .pfnReserved0 = */ NULL,
|
---|
4580 | /* .pfnReserved1 = */ NULL,
|
---|
4581 | /* .pfnReserved2 = */ NULL,
|
---|
4582 | /* .pfnReserved3 = */ NULL,
|
---|
4583 | /* .pfnReserved4 = */ NULL,
|
---|
4584 | /* .pfnReserved5 = */ NULL,
|
---|
4585 | /* .pfnReserved6 = */ NULL,
|
---|
4586 | /* .pfnReserved7 = */ NULL,
|
---|
4587 | #else
|
---|
4588 | # error "Not in IN_RING3, IN_RING0 or IN_RC!"
|
---|
4589 | #endif
|
---|
4590 | /* .u32VersionEnd = */ PDM_DEVREG_VERSION
|
---|
4591 | };
|
---|
4592 |
|
---|
4593 | #endif /* !VBOX_DEVICE_STRUCT_TESTCASE */
|
---|