1 | /* $Id: vboxvideo_drm.c 69500 2017-10-28 15:14:05Z vboxsync $ */
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2 | /** @file
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3 | * VirtualBox Guest Additions - vboxvideo DRM module.
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4 | * FreeBSD kernel OpenGL module.
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5 | */
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6 |
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7 | /*
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8 | * Copyright (C) 2006-2017 Oracle Corporation
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9 | *
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10 | * This file is part of VirtualBox Open Source Edition (OSE), as
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11 | * available from http://www.virtualbox.org. This file is free software;
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12 | * you can redistribute it and/or modify it under the terms of the GNU
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13 | * General Public License (GPL) as published by the Free Software
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14 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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15 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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16 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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17 | * --------------------------------------------------------------------
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18 | *
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19 | * This code is based on:
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20 | *
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21 | * tdfx_drv.c -- tdfx driver -*- linux-c -*-
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22 | * Created: Thu Oct 7 10:38:32 1999 by faith@precisioninsight.com
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23 | *
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24 | * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
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25 | * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
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26 | * All Rights Reserved.
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27 | *
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28 | * Permission is hereby granted, free of charge, to any person obtaining a
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29 | * copy of this software and associated documentation files (the "Software"),
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30 | * to deal in the Software without restriction, including without limitation
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31 | * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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32 | * and/or sell copies of the Software, and to permit persons to whom the
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33 | * Software is furnished to do so, subject to the following conditions:
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34 | *
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35 | * The above copyright notice and this permission notice (including the next
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36 | * paragraph) shall be included in all copies or substantial portions of the
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37 | * Software.
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38 | *
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39 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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40 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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41 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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42 | * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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43 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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44 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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45 | * DEALINGS IN THE SOFTWARE.
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46 | *
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47 | * Authors:
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48 | * Rickard E. (Rik) Faith <faith@valinux.com>
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49 | * Daryll Strauss <daryll@valinux.com>
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50 | * Gareth Hughes <gareth@valinux.com>
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51 | *
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52 | */
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53 |
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54 | #include <sys/cdefs.h>
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55 | __FBSDID("$FreeBSD$");
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56 |
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57 | #include "dev/drm/drmP.h"
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58 | #include "dev/drm/drm_pciids.h"
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59 |
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60 | #define DRIVER_AUTHOR "Oracle Corporation"
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61 | #define DRIVER_NAME "vboxvideo"
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62 | #define DRIVER_DESC "VirtualBox DRM"
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63 | #define DRIVER_DATE "20090317"
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64 | #define DRIVER_MAJOR 1
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65 | #define DRIVER_MINOR 0
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66 | #define DRIVER_PATCHLEVEL 0
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67 |
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68 | /** @todo Take PCI IDs from VBox/param.h; VBOX_VESA_VENDORID,
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69 | * VBOX_VESA_DEVICEID. */
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70 | #define vboxvideo_PCI_IDS { 0x80ee, 0xbeef, 0, "VirtualBox Video" }, \
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71 | { 0, 0, 0, NULL }
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72 |
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73 | static drm_pci_id_list_t vboxvideo_pciidlist[] = {
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74 | vboxvideo_PCI_IDS
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75 | };
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76 |
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77 | static void vboxvideo_configure(struct drm_device *dev)
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78 | {
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79 | #if __FreeBSD_version >= 702000
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80 | dev->driver->buf_priv_size = 1; /* No dev_priv */
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81 |
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82 | dev->driver->max_ioctl = 0;
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83 |
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84 | dev->driver->name = DRIVER_NAME;
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85 | dev->driver->desc = DRIVER_DESC;
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86 | dev->driver->date = DRIVER_DATE;
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87 | dev->driver->major = DRIVER_MAJOR;
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88 | dev->driver->minor = DRIVER_MINOR;
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89 | dev->driver->patchlevel = DRIVER_PATCHLEVEL;
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90 | #else
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91 | dev->driver.buf_priv_size = 1; /* No dev_priv */
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92 |
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93 | dev->driver.max_ioctl = 0;
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94 |
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95 | dev->driver.name = DRIVER_NAME;
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96 | dev->driver.desc = DRIVER_DESC;
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97 | dev->driver.date = DRIVER_DATE;
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98 | dev->driver.major = DRIVER_MAJOR;
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99 | dev->driver.minor = DRIVER_MINOR;
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100 | dev->driver.patchlevel = DRIVER_PATCHLEVEL;
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101 | #endif
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102 | }
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103 |
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104 | static int
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105 | vboxvideo_probe(device_t kdev)
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106 | {
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107 | return drm_probe(kdev, vboxvideo_pciidlist);
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108 | }
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109 |
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110 | static int
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111 | vboxvideo_attach(device_t kdev)
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112 | {
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113 | struct drm_device *dev = device_get_softc(kdev);
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114 |
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115 | #if __FreeBSD_version >= 702000
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116 | dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER,
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117 | M_WAITOK | M_ZERO);
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118 | #else
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119 | bzero(&dev->driver, sizeof(struct drm_driver_info));
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120 | #endif
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121 |
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122 | vboxvideo_configure(dev);
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123 |
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124 | return drm_attach(kdev, vboxvideo_pciidlist);
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125 | }
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126 |
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127 | static int
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128 | vboxvideo_detach(device_t kdev)
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129 | {
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130 | struct drm_device *dev = device_get_softc(kdev);
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131 | int ret;
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132 |
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133 | ret = drm_detach(kdev);
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134 |
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135 | #if __FreeBSD_version >= 702000
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136 | free(dev->driver, DRM_MEM_DRIVER);
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137 | #endif
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138 |
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139 | return ret;
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140 | }
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141 |
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142 | static device_method_t vboxvideo_methods[] = {
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143 | /* Device interface */
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144 | DEVMETHOD(device_probe, vboxvideo_probe),
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145 | DEVMETHOD(device_attach, vboxvideo_attach),
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146 | DEVMETHOD(device_detach, vboxvideo_detach),
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147 |
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148 | { 0, 0 }
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149 | };
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150 |
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151 | static driver_t vboxvideo_driver = {
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152 | "drm",
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153 | vboxvideo_methods,
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154 | sizeof(struct drm_device)
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155 | };
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156 |
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157 | extern devclass_t drm_devclass;
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158 | #if __FreeBSD_version >= 700010
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159 | DRIVER_MODULE(vboxvideo, vgapci, vboxvideo_driver, drm_devclass, 0, 0);
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160 | #else
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161 | DRIVER_MODULE(vboxvideo, pci, vboxvideo_driver, drm_devclass, 0, 0);
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162 | #endif
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163 | MODULE_DEPEND(vboxvideo, drm, 1, 1, 1);
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