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Rev | Author | Line No. | Line |
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2338 | Serge | 1 | #include "drmP.h" |
2 | #include "drm.h" |
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3 | #include "i915_drm.h" |
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4 | #include "i915_drv.h" |
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5 | #include "intel_drv.h" |
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6 | |||
7 | |||
2325 | Serge | 8 | #include |
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 | #include |
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14 | |||
2342 | Serge | 15 | #include "bitmap.h" |
2340 | Serge | 16 | |
2344 | Serge | 17 | void cpu_detect(); |
18 | |||
2340 | Serge | 19 | void parse_cmdline(char *cmdline, char *log); |
2338 | Serge | 20 | int _stdcall display_handler(ioctl_t *io); |
2325 | Serge | 21 | int init_agp(void); |
22 | |||
2351 | Serge | 23 | int blit_video(u32 hbitmap, int dst_x, int dst_y, |
24 | int src_x, int src_y, u32 w, u32 h); |
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2340 | Serge | 25 | |
2351 | Serge | 26 | int blit_textured(u32 hbitmap, int dst_x, int dst_y, |
27 | int src_x, int src_y, u32 w, u32 h); |
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28 | |||
2325 | Serge | 29 | static char log[256]; |
30 | |||
2344 | Serge | 31 | int x86_clflush_size; |
32 | |||
2338 | Serge | 33 | int i915_modeset = 1; |
34 | |||
2325 | Serge | 35 | u32_t drvEntry(int action, char *cmdline) |
36 | { |
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37 | struct pci_device_id *ent; |
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38 | |||
39 | int err = 0; |
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40 | |||
41 | if(action != 1) |
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42 | return 0; |
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43 | |||
44 | if( GetService("DISPLAY") != 0 ) |
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45 | return 0; |
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46 | |||
2340 | Serge | 47 | if( cmdline && *cmdline ) |
48 | parse_cmdline(cmdline, log); |
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2325 | Serge | 49 | |
50 | if(!dbg_open(log)) |
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51 | { |
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2351 | Serge | 52 | // strcpy(log, "/RD/1/DRIVERS/i915.log"); |
53 | strcpy(log, "/HD1/2/i915.log"); |
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2325 | Serge | 54 | |
55 | if(!dbg_open(log)) |
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56 | { |
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57 | printf("Can't open %s\nExit\n", log); |
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58 | return 0; |
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59 | }; |
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60 | } |
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2342 | Serge | 61 | dbgprintf("i915 blitter preview\n cmdline: %s\n", cmdline); |
2325 | Serge | 62 | |
2351 | Serge | 63 | cpu_detect(); |
64 | dbgprintf("\ncache line size %d\n", x86_clflush_size); |
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65 | |||
2325 | Serge | 66 | enum_pci_devices(); |
67 | |||
68 | err = i915_init(); |
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69 | |||
2338 | Serge | 70 | if(err) |
71 | { |
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72 | dbgprintf("Epic Fail :(/n"); |
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2325 | Serge | 73 | |
2338 | Serge | 74 | }; |
2325 | Serge | 75 | |
2338 | Serge | 76 | err = RegService("DISPLAY", display_handler); |
2325 | Serge | 77 | |
2338 | Serge | 78 | if( err != 0) |
79 | dbgprintf("Set DISPLAY handler\n"); |
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80 | |||
2325 | Serge | 81 | return err; |
82 | }; |
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83 | |||
2344 | Serge | 84 | #define CURRENT_API 0x0200 /* 2.00 */ |
85 | #define COMPATIBLE_API 0x0100 /* 1.00 */ |
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2338 | Serge | 86 | |
2344 | Serge | 87 | #define API_VERSION (COMPATIBLE_API << 16) | CURRENT_API |
2351 | Serge | 88 | #define DISPLAY_VERSION API_VERSION |
2338 | Serge | 89 | |
90 | |||
2344 | Serge | 91 | #define SRV_GETVERSION 0 |
92 | #define SRV_ENUM_MODES 1 |
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93 | #define SRV_SET_MODE 2 |
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2351 | Serge | 94 | #define SRV_GET_CAPS 3 |
2342 | Serge | 95 | |
2344 | Serge | 96 | #define SRV_CREATE_SURFACE 10 |
97 | |||
98 | #define SRV_BLIT_VIDEO 20 |
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99 | |||
2338 | Serge | 100 | #define check_input(size) \ |
101 | if( unlikely((inp==NULL)||(io->inp_size != (size))) ) \ |
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102 | break; |
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103 | |||
104 | #define check_output(size) \ |
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105 | if( unlikely((outp==NULL)||(io->out_size != (size))) ) \ |
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106 | break; |
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107 | |||
108 | int _stdcall display_handler(ioctl_t *io) |
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109 | { |
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110 | int retval = -1; |
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111 | u32_t *inp; |
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112 | u32_t *outp; |
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113 | |||
114 | inp = io->input; |
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115 | outp = io->output; |
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116 | |||
117 | switch(io->io_code) |
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118 | { |
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119 | case SRV_GETVERSION: |
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120 | check_output(4); |
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2344 | Serge | 121 | *outp = DISPLAY_VERSION; |
2338 | Serge | 122 | retval = 0; |
123 | break; |
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124 | |||
125 | case SRV_ENUM_MODES: |
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126 | dbgprintf("SRV_ENUM_MODES inp %x inp_size %x out_size %x\n", |
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127 | inp, io->inp_size, io->out_size ); |
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2340 | Serge | 128 | check_output(4); |
2338 | Serge | 129 | // check_input(*outp * sizeof(videomode_t)); |
130 | if( i915_modeset) |
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131 | retval = get_videomodes((videomode_t*)inp, outp); |
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132 | break; |
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133 | |||
134 | case SRV_SET_MODE: |
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135 | dbgprintf("SRV_SET_MODE inp %x inp_size %x\n", |
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136 | inp, io->inp_size); |
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137 | check_input(sizeof(videomode_t)); |
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138 | if( i915_modeset ) |
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139 | retval = set_user_mode((videomode_t*)inp); |
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140 | break; |
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141 | |||
2351 | Serge | 142 | case SRV_GET_CAPS: |
143 | retval = get_driver_caps((hwcaps_t*)inp); |
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144 | break; |
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145 | |||
2344 | Serge | 146 | case SRV_CREATE_SURFACE: |
147 | // check_input(8); |
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148 | retval = create_surface((struct io_call_10*)inp); |
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2338 | Serge | 149 | break; |
150 | |||
2342 | Serge | 151 | |
2338 | Serge | 152 | case SRV_BLIT_VIDEO: |
2351 | Serge | 153 | // blit_video( inp[0], inp[1], inp[2], |
154 | // inp[3], inp[4], inp[5], inp[6]); |
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155 | |||
156 | blit_textured( inp[0], inp[1], inp[2], |
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2342 | Serge | 157 | inp[3], inp[4], inp[5], inp[6]); |
2338 | Serge | 158 | |
159 | retval = 0; |
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160 | break; |
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161 | }; |
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162 | |||
163 | return retval; |
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164 | } |
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165 | |||
166 | |||
2325 | Serge | 167 | #define PCI_CLASS_REVISION 0x08 |
168 | #define PCI_CLASS_DISPLAY_VGA 0x0300 |
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169 | #define PCI_CLASS_BRIDGE_HOST 0x0600 |
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2326 | Serge | 170 | #define PCI_CLASS_BRIDGE_ISA 0x0601 |
2325 | Serge | 171 | |
172 | int pci_scan_filter(u32_t id, u32_t busnr, u32_t devfn) |
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173 | { |
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174 | u16_t vendor, device; |
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175 | u32_t class; |
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176 | int ret = 0; |
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177 | |||
178 | vendor = id & 0xffff; |
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179 | device = (id >> 16) & 0xffff; |
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180 | |||
181 | if(vendor == 0x8086) |
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182 | { |
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183 | class = PciRead32(busnr, devfn, PCI_CLASS_REVISION); |
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184 | class >>= 16; |
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185 | |||
186 | if( (class == PCI_CLASS_DISPLAY_VGA) || |
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2326 | Serge | 187 | (class == PCI_CLASS_BRIDGE_HOST) || |
188 | (class == PCI_CLASS_BRIDGE_ISA)) |
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2325 | Serge | 189 | ret = 1; |
190 | } |
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191 | return ret; |
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192 | }; |
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2340 | Serge | 193 | |
194 | |||
195 | static char* parse_path(char *p, char *log) |
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196 | { |
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197 | char c; |
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198 | |||
199 | while( (c = *p++) == ' '); |
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200 | p--; |
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201 | while( (c = *log++ = *p++) && (c != ' ')); |
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202 | *log = 0; |
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203 | |||
204 | return p; |
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205 | }; |
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206 | |||
207 | void parse_cmdline(char *cmdline, char *log) |
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208 | { |
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209 | char *p = cmdline; |
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210 | |||
211 | char c = *p++; |
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212 | |||
213 | while( c ) |
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214 | { |
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215 | if( c == '-') |
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216 | { |
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217 | switch(*p++) |
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218 | { |
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219 | case 'l': |
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220 | p = parse_path(p, log); |
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221 | break; |
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222 | }; |
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223 | }; |
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224 | c = *p++; |
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225 | }; |
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226 | }; |
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227 | |||
2351 | Serge | 228 | |
2344 | Serge | 229 | static inline void __cpuid(unsigned int *eax, unsigned int *ebx, |
2351 | Serge | 230 | unsigned int *ecx, unsigned int *edx) |
2344 | Serge | 231 | { |
232 | /* ecx is often an input as well as an output. */ |
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2351 | Serge | 233 | asm volatile("cpuid" |
2344 | Serge | 234 | : "=a" (*eax), |
235 | "=b" (*ebx), |
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236 | "=c" (*ecx), |
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237 | "=d" (*edx) |
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2351 | Serge | 238 | : "0" (*eax), "2" (*ecx) |
239 | : "memory"); |
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2344 | Serge | 240 | } |
241 | |||
2351 | Serge | 242 | |
243 | |||
2344 | Serge | 244 | static inline void cpuid(unsigned int op, |
245 | unsigned int *eax, unsigned int *ebx, |
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246 | unsigned int *ecx, unsigned int *edx) |
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247 | { |
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248 | *eax = op; |
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249 | *ecx = 0; |
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250 | __cpuid(eax, ebx, ecx, edx); |
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251 | } |
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252 | |||
253 | void cpu_detect() |
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254 | { |
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255 | u32 junk, tfms, cap0, misc; |
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256 | |||
257 | cpuid(0x00000001, &tfms, &misc, &junk, &cap0); |
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258 | |||
259 | if (cap0 & (1<<19)) |
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260 | { |
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261 | x86_clflush_size = ((misc >> 8) & 0xff) * 8; |
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262 | } |
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263 | }19)) |
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264 |