1 | /* $Id: VBoxVideoIPRT.h 98103 2023-01-17 14:15:46Z vboxsync $ */
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2 | /** @file
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3 | * VirtualBox Video driver, common code - iprt and VirtualBox macros and definitions.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2017-2023 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 | * The contents of this file may alternatively be used under the terms
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26 | * of the Common Development and Distribution License Version 1.0
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27 | * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
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28 | * in the VirtualBox distribution, in which case the provisions of the
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29 | * CDDL are applicable instead of those of the GPL.
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30 | *
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31 | * You may elect to license modified versions of this file under the
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32 | * terms and conditions of either the GPL or the CDDL or both.
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33 | *
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34 | * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
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35 | */
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36 |
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37 | #ifndef VBOX_INCLUDED_Graphics_VBoxVideoIPRT_h
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38 | #define VBOX_INCLUDED_Graphics_VBoxVideoIPRT_h
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39 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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40 | # pragma once
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41 | #endif
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42 |
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43 | #if !defined(RT_OS_OS2) || !defined(__IBMC__) /* IBM VACpp 3.08 doesn't properly eliminate unused inline functions */
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44 | # include <iprt/asm.h>
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45 | # include <iprt/string.h>
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46 | #endif
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47 | #include <iprt/assert.h>
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48 | #include <iprt/cdefs.h>
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49 | #include <iprt/err.h>
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50 | #include <iprt/list.h>
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51 | #include <iprt/stdarg.h>
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52 | #include <iprt/stdint.h>
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53 | #include <iprt/types.h>
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54 |
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55 | #if !defined(VBOX_XPDM_MINIPORT) && !defined(RT_OS_OS2) && (defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86))
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56 | # include <iprt/asm-amd64-x86.h>
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57 | #endif
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58 |
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59 | #ifdef VBOX_XPDM_MINIPORT
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60 | # include <iprt/nt/miniport.h>
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61 | # include <ntddvdeo.h> /* sdk, clean */
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62 | # include <iprt/nt/Video.h>
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63 | #endif
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64 |
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65 | /** @name Port I/O helpers
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66 | * @{ */
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67 |
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68 | #ifdef VBOX_XPDM_MINIPORT
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69 |
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70 | /** Write an 8-bit value to an I/O port. */
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71 | # define VBVO_PORT_WRITE_U8(Port, Value) \
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72 | VideoPortWritePortUchar((PUCHAR)Port, Value)
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73 | /** Write a 16-bit value to an I/O port. */
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74 | # define VBVO_PORT_WRITE_U16(Port, Value) \
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75 | VideoPortWritePortUshort((PUSHORT)Port, Value)
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76 | /** Write a 32-bit value to an I/O port. */
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77 | # define VBVO_PORT_WRITE_U32(Port, Value) \
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78 | VideoPortWritePortUlong((PULONG)Port, Value)
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79 | /** Read an 8-bit value from an I/O port. */
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80 | # define VBVO_PORT_READ_U8(Port) \
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81 | VideoPortReadPortUchar((PUCHAR)Port)
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82 | /** Read a 16-bit value from an I/O port. */
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83 | # define VBVO_PORT_READ_U16(Port) \
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84 | VideoPortReadPortUshort((PUSHORT)Port)
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85 | /** Read a 32-bit value from an I/O port. */
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86 | # define VBVO_PORT_READ_U32(Port) \
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87 | VideoPortReadPortUlong((PULONG)Port)
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88 |
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89 | #else /** @todo make these explicit */
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90 |
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91 | /** Write an 8-bit value to an I/O port. */
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92 | # define VBVO_PORT_WRITE_U8(Port, Value) \
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93 | ASMOutU8(Port, Value)
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94 | /** Write a 16-bit value to an I/O port. */
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95 | # define VBVO_PORT_WRITE_U16(Port, Value) \
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96 | ASMOutU16(Port, Value)
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97 | /** Write a 32-bit value to an I/O port. */
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98 | # define VBVO_PORT_WRITE_U32(Port, Value) \
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99 | ASMOutU32(Port, Value)
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100 | /** Read an 8-bit value from an I/O port. */
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101 | # define VBVO_PORT_READ_U8(Port) \
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102 | ASMInU8(Port)
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103 | /** Read a 16-bit value from an I/O port. */
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104 | # define VBVO_PORT_READ_U16(Port) \
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105 | ASMInU16(Port)
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106 | /** Read a 32-bit value from an I/O port. */
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107 | # define VBVO_PORT_READ_U32(Port) \
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108 | ASMInU32(Port)
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109 | #endif
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110 |
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111 | /** @} */
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112 |
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113 | #endif /* !VBOX_INCLUDED_Graphics_VBoxVideoIPRT_h */
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114 |
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