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Rev | Author | Line No. | Line |
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3031 | serge | 1 | #include |
2 | #include |
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3 | #include |
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2338 | Serge | 4 | #include "i915_drv.h" |
3031 | serge | 5 | //#include "intel_drv.h" |
2338 | Serge | 6 | |
2325 | Serge | 7 | #include |
8 | #include |
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9 | #include |
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10 | #include |
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11 | #include |
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12 | #include |
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13 | |||
2342 | Serge | 14 | #include "bitmap.h" |
2340 | Serge | 15 | |
3255 | Serge | 16 | struct pci_device { |
17 | uint16_t domain; |
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18 | uint8_t bus; |
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19 | uint8_t dev; |
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20 | uint8_t func; |
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21 | uint16_t vendor_id; |
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22 | uint16_t device_id; |
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23 | uint16_t subvendor_id; |
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24 | uint16_t subdevice_id; |
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25 | uint32_t device_class; |
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26 | uint8_t revision; |
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27 | }; |
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28 | |||
4104 | Serge | 29 | struct drm_device *main_device; |
30 | struct drm_file *drm_file_handlers[256]; |
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4280 | Serge | 31 | videomode_t usermode; |
3033 | serge | 32 | |
2344 | Serge | 33 | void cpu_detect(); |
34 | |||
2338 | Serge | 35 | int _stdcall display_handler(ioctl_t *io); |
2325 | Serge | 36 | int init_agp(void); |
37 | |||
3120 | serge | 38 | int srv_blit_bitmap(u32 hbitmap, int dst_x, int dst_y, |
2351 | Serge | 39 | int src_x, int src_y, u32 w, u32 h); |
2340 | Serge | 40 | |
2351 | Serge | 41 | int blit_textured(u32 hbitmap, int dst_x, int dst_y, |
42 | int src_x, int src_y, u32 w, u32 h); |
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43 | |||
2361 | Serge | 44 | int blit_tex(u32 hbitmap, int dst_x, int dst_y, |
45 | int src_x, int src_y, u32 w, u32 h); |
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46 | |||
3255 | Serge | 47 | void get_pci_info(struct pci_device *dev); |
4246 | Serge | 48 | int i915_getparam(struct drm_device *dev, void *data, |
49 | struct drm_file *file_priv); |
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3255 | Serge | 50 | |
3277 | Serge | 51 | int i915_mask_update(struct drm_device *dev, void *data, |
52 | struct drm_file *file); |
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3255 | Serge | 53 | |
4280 | Serge | 54 | struct cmdtable cmdtable[]= { |
55 | CMDENTRY("-pm=", i915_powersave), |
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56 | CMDENTRY("-rc6=", i915_enable_rc6), |
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57 | CMDENTRY("-fbc=", i915_enable_fbc), |
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58 | CMDENTRY("-ppgt=", i915_enable_ppgtt), |
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59 | CMDENTRY("-pc8=", i915_enable_pc8), |
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60 | {NULL, 0} |
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61 | }; |
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3277 | Serge | 62 | |
4280 | Serge | 63 | |
2325 | Serge | 64 | static char log[256]; |
65 | |||
3482 | Serge | 66 | struct workqueue_struct *system_wq; |
3764 | Serge | 67 | int driver_wq_state; |
3482 | Serge | 68 | |
2344 | Serge | 69 | int x86_clflush_size; |
3482 | Serge | 70 | unsigned int tsc_khz; |
2344 | Serge | 71 | |
2338 | Serge | 72 | int i915_modeset = 1; |
73 | |||
4126 | Serge | 74 | typedef union __attribute__((packed)) |
75 | { |
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76 | uint32_t val; |
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77 | struct |
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78 | { |
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79 | uint8_t state; |
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80 | uint8_t code; |
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81 | uint16_t ctrl_key; |
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82 | }; |
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83 | }oskey_t; |
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84 | |||
85 | static inline oskey_t get_key(void) |
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86 | { |
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87 | oskey_t val; |
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88 | asm volatile("int $0x40":"=a"(val):"a"(2)); |
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89 | return val; |
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90 | }; |
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91 | |||
92 | void i915_dpms(struct drm_device *dev, int mode); |
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93 | |||
94 | void i915_driver_thread() |
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95 | { |
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96 | struct drm_i915_private *dev_priv = main_device->dev_private; |
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97 | struct workqueue_struct *cwq = dev_priv->wq; |
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98 | static int dpms = 1; |
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99 | static int dpms_lock = 0; |
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100 | oskey_t key; |
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101 | unsigned long irqflags; |
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102 | int tmp; |
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103 | |||
104 | printf("%s\n",__FUNCTION__); |
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105 | |||
106 | asm volatile("int $0x40":"=a"(tmp):"a"(66),"b"(1),"c"(1)); |
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107 | asm volatile("int $0x40":"=a"(tmp):"a"(66),"b"(4),"c"(0x46),"d"(0x330)); |
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108 | asm volatile("int $0x40":"=a"(tmp):"a"(66),"b"(4),"c"(0xC6),"d"(0x330)); |
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109 | |||
110 | while(driver_wq_state != 0) |
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111 | { |
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112 | key = get_key(); |
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113 | |||
114 | if( (key.val != 1) && (key.state == 0x02)) |
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115 | { |
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116 | if(key.code == 0x46 && dpms_lock == 0) |
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117 | { |
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118 | dpms_lock = 1; |
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119 | if(dpms == 1) |
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120 | { |
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121 | i915_dpms(main_device, DRM_MODE_DPMS_OFF); |
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122 | printf("dpms off\n"); |
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123 | } |
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124 | else |
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125 | { |
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126 | i915_dpms(main_device, DRM_MODE_DPMS_ON); |
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127 | printf("dpms on\n"); |
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128 | }; |
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129 | dpms ^= 1; |
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130 | } |
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131 | else if(key.code == 0xC6) |
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132 | dpms_lock = 0; |
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133 | }; |
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134 | |||
135 | spin_lock_irqsave(&cwq->lock, irqflags); |
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136 | |||
137 | while (!list_empty(&cwq->worklist)) |
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138 | { |
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139 | struct work_struct *work = list_entry(cwq->worklist.next, |
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140 | struct work_struct, entry); |
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141 | work_func_t f = work->func; |
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142 | list_del_init(cwq->worklist.next); |
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143 | |||
144 | spin_unlock_irqrestore(&cwq->lock, irqflags); |
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145 | f(work); |
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146 | spin_lock_irqsave(&cwq->lock, irqflags); |
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147 | } |
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148 | |||
149 | spin_unlock_irqrestore(&cwq->lock, irqflags); |
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150 | |||
151 | delay(1); |
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152 | }; |
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153 | |||
154 | asm volatile ("int $0x40"::"a"(-1)); |
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155 | } |
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156 | |||
3480 | Serge | 157 | u32_t __attribute__((externally_visible)) drvEntry(int action, char *cmdline) |
2325 | Serge | 158 | { |
4104 | Serge | 159 | int err = 0; |
2325 | Serge | 160 | |
161 | if(action != 1) |
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3764 | Serge | 162 | { |
163 | driver_wq_state = 0; |
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2325 | Serge | 164 | return 0; |
3764 | Serge | 165 | }; |
2325 | Serge | 166 | |
167 | if( GetService("DISPLAY") != 0 ) |
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168 | return 0; |
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169 | |||
4280 | Serge | 170 | printf("i915 v3.12\n\nusage: i915 [options]\n" |
171 | "-pm=<0,1> Enable powersavings, fbc, downclocking, etc. (default: 0 - false)\n"); |
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172 | printf("-rc6=<-1,0-7> Enable power-saving render C-state 6.\n" |
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173 | " Different stages can be selected via bitmask values\n" |
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174 | " (0 = disable; 1 = enable rc6; 2 = enable deep rc6; 4 = enable deepest rc6).\n" |
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175 | " For example, 3 would enable rc6 and deep rc6, and 7 would enable everything.\n" |
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176 | " default: -1 (use per-chip default)\n"); |
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177 | printf("-fbc=<-1,0,1> Enable frame buffer compression for power savings\n" |
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178 | " (default: 0 - false)\n"); |
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179 | printf("-ppgt=<0,1> Enable PPGTT (default: 0 - false)\n"); |
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180 | printf("-pc8=<0,1> Enable support for low power package C states (PC8+) (default: 0 - false)\n"); |
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181 | printf("-l |
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182 | printf("-m |
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183 | |||
2340 | Serge | 184 | if( cmdline && *cmdline ) |
4280 | Serge | 185 | parse_cmdline(cmdline, cmdtable, log, &usermode); |
2325 | Serge | 186 | |
4293 | Serge | 187 | if( *log && !dbg_open(log)) |
2325 | Serge | 188 | { |
189 | printf("Can't open %s\nExit\n", log); |
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190 | return 0; |
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191 | } |
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192 | |||
2351 | Serge | 193 | cpu_detect(); |
3480 | Serge | 194 | // dbgprintf("\ncache line size %d\n", x86_clflush_size); |
2351 | Serge | 195 | |
2325 | Serge | 196 | enum_pci_devices(); |
197 | |||
198 | err = i915_init(); |
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2338 | Serge | 199 | if(err) |
200 | { |
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3298 | Serge | 201 | dbgprintf("Epic Fail :(\n"); |
202 | return 0; |
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2338 | Serge | 203 | }; |
2325 | Serge | 204 | |
4280 | Serge | 205 | init_display_kms(main_device, &usermode); |
206 | |||
2338 | Serge | 207 | err = RegService("DISPLAY", display_handler); |
2325 | Serge | 208 | |
2338 | Serge | 209 | if( err != 0) |
210 | dbgprintf("Set DISPLAY handler\n"); |
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211 | |||
3764 | Serge | 212 | driver_wq_state = 1; |
4104 | Serge | 213 | |
4126 | Serge | 214 | CreateKernelThread(i915_driver_thread); |
3482 | Serge | 215 | |
2325 | Serge | 216 | return err; |
217 | }; |
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218 | |||
3480 | Serge | 219 | |
2344 | Serge | 220 | #define CURRENT_API 0x0200 /* 2.00 */ |
221 | #define COMPATIBLE_API 0x0100 /* 1.00 */ |
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2338 | Serge | 222 | |
2344 | Serge | 223 | #define API_VERSION (COMPATIBLE_API << 16) | CURRENT_API |
2351 | Serge | 224 | #define DISPLAY_VERSION API_VERSION |
2338 | Serge | 225 | |
226 | |||
2352 | Serge | 227 | #define SRV_GETVERSION 0 |
228 | #define SRV_ENUM_MODES 1 |
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229 | #define SRV_SET_MODE 2 |
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230 | #define SRV_GET_CAPS 3 |
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2342 | Serge | 231 | |
2352 | Serge | 232 | #define SRV_CREATE_SURFACE 10 |
233 | #define SRV_DESTROY_SURFACE 11 |
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234 | #define SRV_LOCK_SURFACE 12 |
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235 | #define SRV_UNLOCK_SURFACE 13 |
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3039 | serge | 236 | #define SRV_RESIZE_SURFACE 14 |
3120 | serge | 237 | #define SRV_BLIT_BITMAP 15 |
238 | #define SRV_BLIT_TEXTURE 16 |
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239 | #define SRV_BLIT_VIDEO 17 |
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2344 | Serge | 240 | |
3290 | Serge | 241 | |
3260 | Serge | 242 | #define SRV_GET_PCI_INFO 20 |
4246 | Serge | 243 | #define SRV_I915_GET_PARAM 21 |
4104 | Serge | 244 | #define SRV_I915_GEM_CREATE 22 |
245 | #define SRV_DRM_GEM_CLOSE 23 |
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4246 | Serge | 246 | #define SRV_DRM_GEM_FLINK 24 |
247 | #define SRV_DRM_GEM_OPEN 25 |
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248 | #define SRV_I915_GEM_PIN 26 |
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249 | #define SRV_I915_GEM_UNPIN 27 |
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250 | #define SRV_I915_GEM_SET_CACHING 28 |
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251 | #define SRV_I915_GEM_PWRITE 29 |
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252 | #define SRV_I915_GEM_BUSY 30 |
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253 | #define SRV_I915_GEM_SET_DOMAIN 31 |
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254 | #define SRV_I915_GEM_MMAP 32 |
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255 | #define SRV_I915_GEM_SET_TILING 33 |
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256 | #define SRV_I915_GEM_GET_TILING 34 |
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257 | #define SRV_I915_GEM_GET_APERTURE 35 |
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258 | #define SRV_I915_GEM_MMAP_GTT 36 |
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259 | #define SRV_I915_GEM_THROTTLE 37 |
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260 | #define SRV_I915_GEM_EXECBUFFER2 38 |
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261 | #define SRV_I915_GEM_WAIT 39 |
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262 | #define SRV_I915_GEM_CONTEXT_CREATE 40 |
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263 | #define SRV_I915_GEM_CONTEXT_DESTROY 41 |
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264 | #define SRV_I915_REG_READ 42 |
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3260 | Serge | 265 | |
4246 | Serge | 266 | #define SRV_FBINFO 43 |
267 | #define SRV_MASK_UPDATE 44 |
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3263 | Serge | 268 | |
269 | |||
2338 | Serge | 270 | #define check_input(size) \ |
271 | if( unlikely((inp==NULL)||(io->inp_size != (size))) ) \ |
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272 | break; |
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273 | |||
274 | #define check_output(size) \ |
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275 | if( unlikely((outp==NULL)||(io->out_size != (size))) ) \ |
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276 | break; |
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277 | |||
278 | int _stdcall display_handler(ioctl_t *io) |
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279 | { |
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3255 | Serge | 280 | struct drm_file *file; |
281 | |||
2338 | Serge | 282 | int retval = -1; |
283 | u32_t *inp; |
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284 | u32_t *outp; |
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285 | |||
286 | inp = io->input; |
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287 | outp = io->output; |
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288 | |||
3255 | Serge | 289 | file = drm_file_handlers[0]; |
290 | |||
2338 | Serge | 291 | switch(io->io_code) |
292 | { |
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293 | case SRV_GETVERSION: |
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294 | check_output(4); |
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2344 | Serge | 295 | *outp = DISPLAY_VERSION; |
2338 | Serge | 296 | retval = 0; |
297 | break; |
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298 | |||
299 | case SRV_ENUM_MODES: |
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3031 | serge | 300 | // dbgprintf("SRV_ENUM_MODES inp %x inp_size %x out_size %x\n", |
301 | // inp, io->inp_size, io->out_size ); |
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2340 | Serge | 302 | check_output(4); |
2338 | Serge | 303 | // check_input(*outp * sizeof(videomode_t)); |
304 | if( i915_modeset) |
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305 | retval = get_videomodes((videomode_t*)inp, outp); |
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306 | break; |
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307 | |||
308 | case SRV_SET_MODE: |
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3031 | serge | 309 | // dbgprintf("SRV_SET_MODE inp %x inp_size %x\n", |
310 | // inp, io->inp_size); |
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2338 | Serge | 311 | check_input(sizeof(videomode_t)); |
312 | if( i915_modeset ) |
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313 | retval = set_user_mode((videomode_t*)inp); |
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314 | break; |
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3033 | serge | 315 | |
2351 | Serge | 316 | case SRV_GET_CAPS: |
317 | retval = get_driver_caps((hwcaps_t*)inp); |
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318 | break; |
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319 | |||
2344 | Serge | 320 | case SRV_CREATE_SURFACE: |
321 | // check_input(8); |
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3243 | Serge | 322 | // retval = create_surface(main_device, (struct io_call_10*)inp); |
2338 | Serge | 323 | break; |
324 | |||
2352 | Serge | 325 | case SRV_LOCK_SURFACE: |
3243 | Serge | 326 | // retval = lock_surface((struct io_call_12*)inp); |
2352 | Serge | 327 | break; |
2342 | Serge | 328 | |
3039 | serge | 329 | case SRV_RESIZE_SURFACE: |
3243 | Serge | 330 | // retval = resize_surface((struct io_call_14*)inp); |
3039 | serge | 331 | break; |
332 | |||
3255 | Serge | 333 | case SRV_BLIT_BITMAP: |
3243 | Serge | 334 | // srv_blit_bitmap( inp[0], inp[1], inp[2], |
335 | // inp[3], inp[4], inp[5], inp[6]); |
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3033 | serge | 336 | |
337 | // blit_tex( inp[0], inp[1], inp[2], |
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2351 | Serge | 338 | // inp[3], inp[4], inp[5], inp[6]); |
339 | |||
3255 | Serge | 340 | break; |
2338 | Serge | 341 | |
3260 | Serge | 342 | case SRV_GET_PCI_INFO: |
3255 | Serge | 343 | get_pci_info((struct pci_device *)inp); |
2338 | Serge | 344 | retval = 0; |
345 | break; |
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3031 | serge | 346 | |
4246 | Serge | 347 | case SRV_I915_GET_PARAM: |
348 | retval = i915_getparam(main_device, inp, file); |
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3255 | Serge | 349 | break; |
350 | |||
351 | case SRV_I915_GEM_CREATE: |
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352 | retval = i915_gem_create_ioctl(main_device, inp, file); |
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353 | break; |
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354 | |||
355 | case SRV_DRM_GEM_CLOSE: |
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356 | retval = drm_gem_close_ioctl(main_device, inp, file); |
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357 | break; |
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358 | |||
4246 | Serge | 359 | case SRV_DRM_GEM_FLINK: |
360 | retval = drm_gem_flink_ioctl(main_device, inp, file); |
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361 | break; |
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362 | |||
363 | case SRV_DRM_GEM_OPEN: |
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364 | retval = drm_gem_open_ioctl(main_device, inp, file); |
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365 | break; |
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366 | |||
3255 | Serge | 367 | case SRV_I915_GEM_PIN: |
368 | retval = i915_gem_pin_ioctl(main_device, inp, file); |
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369 | break; |
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3260 | Serge | 370 | |
4246 | Serge | 371 | case SRV_I915_GEM_UNPIN: |
372 | retval = i915_gem_unpin_ioctl(main_device, inp, file); |
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3260 | Serge | 373 | break; |
374 | |||
4246 | Serge | 375 | case SRV_I915_GEM_SET_CACHING: |
376 | retval = i915_gem_set_caching_ioctl(main_device, inp, file); |
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3260 | Serge | 377 | break; |
378 | |||
379 | case SRV_I915_GEM_PWRITE: |
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380 | retval = i915_gem_pwrite_ioctl(main_device, inp, file); |
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381 | break; |
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382 | |||
383 | case SRV_I915_GEM_BUSY: |
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384 | retval = i915_gem_busy_ioctl(main_device, inp, file); |
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385 | break; |
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386 | |||
387 | case SRV_I915_GEM_SET_DOMAIN: |
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388 | retval = i915_gem_set_domain_ioctl(main_device, inp, file); |
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389 | break; |
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390 | |||
3263 | Serge | 391 | case SRV_I915_GEM_MMAP: |
392 | retval = i915_gem_mmap_ioctl(main_device, inp, file); |
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393 | break; |
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394 | |||
4246 | Serge | 395 | case SRV_I915_GEM_SET_TILING: |
396 | retval = i915_gem_set_tiling(main_device, inp, file); |
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397 | break; |
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398 | |||
399 | case SRV_I915_GEM_GET_TILING: |
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400 | retval = i915_gem_get_tiling(main_device, inp, file); |
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401 | break; |
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402 | |||
403 | case SRV_I915_GEM_GET_APERTURE: |
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404 | // printf("SRV_I915_GEM_GET_APERTURE "); |
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405 | retval = i915_gem_get_aperture_ioctl(main_device, inp, file); |
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406 | // printf(" retval=%d\n", retval); |
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407 | break; |
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408 | |||
3480 | Serge | 409 | case SRV_I915_GEM_MMAP_GTT: |
410 | retval = i915_gem_mmap_gtt_ioctl(main_device, inp, file); |
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411 | break; |
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412 | |||
4246 | Serge | 413 | case SRV_I915_GEM_THROTTLE: |
414 | retval = i915_gem_throttle_ioctl(main_device, inp, file); |
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3263 | Serge | 415 | break; |
416 | |||
417 | case SRV_I915_GEM_EXECBUFFER2: |
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4246 | Serge | 418 | // printf("SRV_I915_GEM_EXECBUFFER2\n"); |
3263 | Serge | 419 | retval = i915_gem_execbuffer2(main_device, inp, file); |
420 | break; |
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421 | |||
4246 | Serge | 422 | case SRV_I915_GEM_WAIT: |
423 | retval = i915_gem_wait_ioctl(main_device, inp, file); |
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424 | break; |
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425 | |||
426 | case SRV_I915_GEM_CONTEXT_CREATE: |
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427 | retval = i915_gem_context_create_ioctl(main_device, inp, file); |
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428 | break; |
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429 | |||
430 | case SRV_I915_GEM_CONTEXT_DESTROY: |
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431 | retval = i915_gem_context_destroy_ioctl(main_device, inp, file); |
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432 | break; |
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433 | |||
434 | case SRV_I915_REG_READ: |
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435 | retval = i915_reg_read_ioctl(main_device, inp, file); |
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436 | break; |
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437 | |||
438 | case SRV_FBINFO: |
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439 | retval = i915_fbinfo(inp); |
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440 | break; |
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441 | |||
3290 | Serge | 442 | case SRV_MASK_UPDATE: |
443 | retval = i915_mask_update(main_device, inp, file); |
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444 | break; |
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2338 | Serge | 445 | }; |
446 | |||
447 | return retval; |
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448 | } |
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449 | |||
450 | |||
2325 | Serge | 451 | #define PCI_CLASS_REVISION 0x08 |
452 | #define PCI_CLASS_DISPLAY_VGA 0x0300 |
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453 | #define PCI_CLASS_BRIDGE_HOST 0x0600 |
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2326 | Serge | 454 | #define PCI_CLASS_BRIDGE_ISA 0x0601 |
2325 | Serge | 455 | |
456 | int pci_scan_filter(u32_t id, u32_t busnr, u32_t devfn) |
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457 | { |
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458 | u16_t vendor, device; |
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459 | u32_t class; |
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460 | int ret = 0; |
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461 | |||
462 | vendor = id & 0xffff; |
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463 | device = (id >> 16) & 0xffff; |
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464 | |||
465 | if(vendor == 0x8086) |
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466 | { |
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467 | class = PciRead32(busnr, devfn, PCI_CLASS_REVISION); |
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468 | class >>= 16; |
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469 | |||
470 | if( (class == PCI_CLASS_DISPLAY_VGA) || |
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2326 | Serge | 471 | (class == PCI_CLASS_BRIDGE_HOST) || |
472 | (class == PCI_CLASS_BRIDGE_ISA)) |
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2325 | Serge | 473 | ret = 1; |
474 | } |
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475 | return ret; |
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476 | }; |
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2340 | Serge | 477 | |
478 | |||
479 | |||
480 | |||
2344 | Serge | 481 | static inline void __cpuid(unsigned int *eax, unsigned int *ebx, |
2351 | Serge | 482 | unsigned int *ecx, unsigned int *edx) |
2344 | Serge | 483 | { |
484 | /* ecx is often an input as well as an output. */ |
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2351 | Serge | 485 | asm volatile("cpuid" |
2344 | Serge | 486 | : "=a" (*eax), |
487 | "=b" (*ebx), |
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488 | "=c" (*ecx), |
||
489 | "=d" (*edx) |
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2351 | Serge | 490 | : "0" (*eax), "2" (*ecx) |
491 | : "memory"); |
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2344 | Serge | 492 | } |
493 | |||
2351 | Serge | 494 | |
495 | |||
2344 | Serge | 496 | static inline void cpuid(unsigned int op, |
497 | unsigned int *eax, unsigned int *ebx, |
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498 | unsigned int *ecx, unsigned int *edx) |
||
499 | { |
||
500 | *eax = op; |
||
501 | *ecx = 0; |
||
502 | __cpuid(eax, ebx, ecx, edx); |
||
503 | } |
||
504 | |||
505 | void cpu_detect() |
||
506 | { |
||
507 | u32 junk, tfms, cap0, misc; |
||
508 | |||
509 | cpuid(0x00000001, &tfms, &misc, &junk, &cap0); |
||
510 | |||
511 | if (cap0 & (1<<19)) |
||
512 | { |
||
513 | x86_clflush_size = ((misc >> 8) & 0xff) * 8; |
||
514 | } |
||
3482 | Serge | 515 | |
516 | tsc_khz = (unsigned int)(GetCpuFreq()/1000); |
||
2344 | Serge | 517 | } |
518 | |||
3243 | Serge | 519 | |
520 | int get_driver_caps(hwcaps_t *caps) |
||
521 | { |
||
522 | int ret = 0; |
||
523 | |||
524 | switch(caps->idx) |
||
525 | { |
||
526 | case 0: |
||
527 | caps->opt[0] = 0; |
||
528 | caps->opt[1] = 0; |
||
529 | break; |
||
530 | |||
531 | case 1: |
||
532 | caps->cap1.max_tex_width = 4096; |
||
533 | caps->cap1.max_tex_height = 4096; |
||
534 | break; |
||
535 | default: |
||
536 | ret = 1; |
||
537 | }; |
||
538 | caps->idx = 1; |
||
539 | return ret; |
||
540 | } |
||
541 | |||
3255 | Serge | 542 | |
543 | void get_pci_info(struct pci_device *dev) |
||
544 | { |
||
545 | struct pci_dev *pdev = main_device->pdev; |
||
546 | |||
547 | memset(dev, sizeof(*dev), 0); |
||
548 | |||
549 | dev->domain = 0; |
||
550 | dev->bus = pdev->busnr; |
||
551 | dev->dev = pdev->devfn >> 3; |
||
552 | dev->func = pdev->devfn & 7; |
||
553 | dev->vendor_id = pdev->vendor; |
||
554 | dev->device_id = pdev->device; |
||
555 | dev->revision = pdev->revision; |
||
556 | }; |
||
4246 | Serge | 557 | |
558 | |||
559 | |||
4280 | Serge | 560 | char *strstr(const char *cs, const char *ct); |
561 | |||
562 | static int my_atoi(char **cmd) |
||
563 | { |
||
564 | char* p = *cmd; |
||
565 | int val = 0; |
||
566 | int sign = 1; |
||
567 | |||
568 | if(*p == '-') |
||
569 | { |
||
570 | sign = -1; |
||
571 | p++; |
||
572 | }; |
||
573 | |||
574 | for (;; *p++) { |
||
575 | switch (*p) { |
||
576 | case '0' ... '9': |
||
577 | val = 10*val+(*p-'0'); |
||
578 | break; |
||
579 | default: |
||
580 | *cmd = p; |
||
581 | return val*sign; |
||
582 | } |
||
583 | } |
||
584 | } |
||
585 | |||
586 | char* parse_mode(char *p, videomode_t *mode) |
||
587 | { |
||
588 | char c; |
||
589 | |||
590 | while( (c = *p++) == ' '); |
||
591 | |||
592 | if( c ) |
||
593 | { |
||
594 | p--; |
||
595 | |||
596 | mode->width = my_atoi(&p); |
||
597 | if(*p == 'x') p++; |
||
598 | |||
599 | mode->height = my_atoi(&p); |
||
600 | if(*p == 'x') p++; |
||
601 | |||
602 | mode->bpp = 32; |
||
603 | |||
604 | mode->freq = my_atoi(&p); |
||
605 | |||
606 | if( mode->freq == 0 ) |
||
607 | mode->freq = 60; |
||
608 | } |
||
609 | |||
610 | return p; |
||
611 | }; |
||
612 | |||
613 | |||
614 | static char* parse_path(char *p, char *log) |
||
615 | { |
||
616 | char c; |
||
617 | |||
618 | while( (c = *p++) == ' '); |
||
619 | p--; |
||
4293 | Serge | 620 | while((c = *p++) && (c != ' ')) |
621 | *log++ = c; |
||
622 | |||
4280 | Serge | 623 | *log = 0; |
624 | |||
625 | return p; |
||
626 | }; |
||
627 | |||
628 | void parse_cmdline(char *cmdline, struct cmdtable *table, char *log, videomode_t *mode) |
||
629 | { |
||
630 | char *p = cmdline; |
||
631 | char *p1; |
||
632 | int val; |
||
633 | char c = *p++; |
||
634 | |||
635 | if( table ) |
||
636 | { |
||
637 | while(table->key) |
||
638 | { |
||
639 | if(p1 = strstr(cmdline, table->key)) |
||
640 | { |
||
641 | p1+= table->size; |
||
642 | *table->val = my_atoi(&p1); |
||
643 | } |
||
644 | table++; |
||
645 | } |
||
646 | } |
||
647 | |||
648 | while( c ) |
||
649 | { |
||
650 | if( c == '-') |
||
651 | { |
||
652 | switch(*p++) |
||
653 | { |
||
654 | case 'l': |
||
655 | p = parse_path(p, log); |
||
656 | break; |
||
657 | |||
658 | case 'm': |
||
659 | p = parse_mode(p, mode); |
||
660 | break; |
||
661 | }; |
||
662 | }; |
||
663 | c = *p++; |
||
664 | }; |
||
665 | }; |
||
666 | |||
667 | char *strstr(const char *cs, const char *ct) |
||
668 | { |
||
669 | int d0, d1; |
||
670 | register char *__res; |
||
671 | __asm__ __volatile__( |
||
672 | "movl %6,%%edi\n\t" |
||
673 | "repne\n\t" |
||
674 | "scasb\n\t" |
||
675 | "notl %%ecx\n\t" |
||
676 | "decl %%ecx\n\t" /* NOTE! This also sets Z if searchstring='' */ |
||
677 | "movl %%ecx,%%edx\n" |
||
678 | "1:\tmovl %6,%%edi\n\t" |
||
679 | "movl %%esi,%%eax\n\t" |
||
680 | "movl %%edx,%%ecx\n\t" |
||
681 | "repe\n\t" |
||
682 | "cmpsb\n\t" |
||
683 | "je 2f\n\t" /* also works for empty string, see above */ |
||
684 | "xchgl %%eax,%%esi\n\t" |
||
685 | "incl %%esi\n\t" |
||
686 | "cmpb $0,-1(%%eax)\n\t" |
||
687 | "jne 1b\n\t" |
||
688 | "xorl %%eax,%%eax\n\t" |
||
689 | "2:" |
||
690 | : "=a" (__res), "=&c" (d0), "=&S" (d1) |
||
691 | : "0" (0), "1" (0xffffffff), "2" (cs), "g" (ct) |
||
692 | : "dx", "di"); |
||
693 | return __res; |
||
694 | }19)) |
||
4293 | Serge | 695 | |
696 |