| 1 | /* $Id: scsi.h 100984 2023-08-28 11:09:40Z vboxsync $ */
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| 2 | /** @file
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| 3 | * PC BIOS - SCSI definitions.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2019-2023 Oracle and/or its affiliates.
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| 8 | *
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| 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * SPDX-License-Identifier: GPL-3.0-only
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| 26 | */
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| 27 |
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| 28 | #ifndef VBOX_INCLUDED_SRC_PC_BIOS_scsi_h
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| 29 | #define VBOX_INCLUDED_SRC_PC_BIOS_scsi_h
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| 30 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 31 | # pragma once
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| 32 | #endif
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| 33 |
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| 34 | /* Command opcodes. */
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| 35 | #define SCSI_SERVICE_ACT 0x9e
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| 36 | #define SCSI_INQUIRY 0x12
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| 37 | #define SCSI_READ_CAP_10 0x25
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| 38 | #define SCSI_READ_10 0x28
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| 39 | #define SCSI_WRITE_10 0x2a
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| 40 | #define SCSI_READ_CAP_16 0x10 /* Not an opcode by itself, sub-action for the "Service Action" */
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| 41 | #define SCSI_READ_16 0x88
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| 42 | #define SCSI_WRITE_16 0x8a
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| 43 |
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| 44 | #pragma pack(1)
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| 45 |
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| 46 | /* READ_10/WRITE_10 CDB layout. */
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| 47 | typedef struct {
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| 48 | uint16_t command; /* Command. */
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| 49 | uint32_t lba; /* LBA, MSB first! */
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| 50 | uint8_t pad1; /* Unused. */
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| 51 | uint16_t nsect; /* Sector count, MSB first! */
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| 52 | uint8_t pad2; /* Unused. */
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| 53 | } cdb_rw10;
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| 54 |
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| 55 | /* READ_16/WRITE_16 CDB layout. */
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| 56 | typedef struct {
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| 57 | uint16_t command; /* Command. */
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| 58 | uint64_t lba; /* LBA, MSB first! */
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| 59 | uint32_t nsect32; /* Sector count, MSB first! */
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| 60 | uint8_t pad1; /* Unused. */
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| 61 | uint8_t pad2; /* Unused. */
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| 62 | } cdb_rw16;
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| 63 |
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| 64 | #pragma pack()
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| 65 |
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| 66 | ct_assert(sizeof(cdb_rw10) == 10);
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| 67 | ct_assert(sizeof(cdb_rw16) == 16);
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| 68 |
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| 69 | extern int lsilogic_scsi_init(void __far *pvHba, uint8_t u8Bus, uint8_t u8DevFn);
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| 70 | extern int lsilogic_scsi_cmd_data_out(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
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| 71 | uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
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| 72 | extern int lsilogic_scsi_cmd_data_in(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
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| 73 | uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
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| 74 |
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| 75 | extern int buslogic_scsi_init(void __far *pvHba, uint8_t u8Bus, uint8_t u8DevFn);
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| 76 | extern int buslogic_scsi_cmd_data_out(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
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| 77 | uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
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| 78 | extern int buslogic_scsi_cmd_data_in(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
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| 79 | uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
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| 80 |
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| 81 | extern uint16_t btaha_scsi_detect();
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| 82 | extern int btaha_scsi_init(void __far *pvHba, uint8_t u8Bus, uint8_t u8DevFn);
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| 83 |
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| 84 | extern int virtio_scsi_init(void __far *pvHba, uint8_t u8Bus, uint8_t u8DevFn);
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| 85 | extern int virtio_scsi_cmd_data_out(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
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| 86 | uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
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| 87 | extern int virtio_scsi_cmd_data_in(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
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| 88 | uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
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| 89 |
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| 90 | #endif /* !VBOX_INCLUDED_SRC_PC_BIOS_scsi_h */
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| 91 |
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