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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 | |||
2340 | Serge | 23 | int create_video(int width, int height, u32_t *outp); |
24 | int video_blit(uint64_t src_offset, int x, int y, |
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25 | int w, int h, int pitch); |
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26 | |||
2325 | Serge | 27 | static char log[256]; |
28 | |||
2344 | Serge | 29 | int x86_clflush_size; |
30 | |||
2338 | Serge | 31 | int i915_modeset = 1; |
32 | |||
2325 | Serge | 33 | u32_t drvEntry(int action, char *cmdline) |
34 | { |
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35 | struct pci_device_id *ent; |
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36 | |||
37 | int err = 0; |
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38 | |||
39 | if(action != 1) |
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40 | return 0; |
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41 | |||
42 | if( GetService("DISPLAY") != 0 ) |
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43 | return 0; |
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44 | |||
2340 | Serge | 45 | if( cmdline && *cmdline ) |
46 | parse_cmdline(cmdline, log); |
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2325 | Serge | 47 | |
48 | if(!dbg_open(log)) |
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49 | { |
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2340 | Serge | 50 | strcpy(log, "/RD/1/DRIVERS/i915.log"); |
2325 | Serge | 51 | |
52 | if(!dbg_open(log)) |
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53 | { |
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54 | printf("Can't open %s\nExit\n", log); |
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55 | return 0; |
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56 | }; |
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57 | } |
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2342 | Serge | 58 | dbgprintf("i915 blitter preview\n cmdline: %s\n", cmdline); |
2325 | Serge | 59 | |
60 | enum_pci_devices(); |
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61 | |||
62 | err = i915_init(); |
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63 | |||
2338 | Serge | 64 | if(err) |
65 | { |
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66 | dbgprintf("Epic Fail :(/n"); |
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2325 | Serge | 67 | |
2338 | Serge | 68 | }; |
2325 | Serge | 69 | |
2338 | Serge | 70 | err = RegService("DISPLAY", display_handler); |
2325 | Serge | 71 | |
2338 | Serge | 72 | if( err != 0) |
73 | dbgprintf("Set DISPLAY handler\n"); |
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74 | |||
2325 | Serge | 75 | return err; |
76 | }; |
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77 | |||
2344 | Serge | 78 | #define CURRENT_API 0x0200 /* 2.00 */ |
79 | #define COMPATIBLE_API 0x0100 /* 1.00 */ |
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2338 | Serge | 80 | |
2344 | Serge | 81 | #define API_VERSION (COMPATIBLE_API << 16) | CURRENT_API |
82 | #define DISPLAY_VERSION CURRENT_API |
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2338 | Serge | 83 | |
84 | |||
2344 | Serge | 85 | #define SRV_GETVERSION 0 |
86 | #define SRV_ENUM_MODES 1 |
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87 | #define SRV_SET_MODE 2 |
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2342 | Serge | 88 | |
2344 | Serge | 89 | #define SRV_CREATE_SURFACE 10 |
90 | |||
91 | #define SRV_BLIT_VIDEO 20 |
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92 | |||
2338 | Serge | 93 | #define check_input(size) \ |
94 | if( unlikely((inp==NULL)||(io->inp_size != (size))) ) \ |
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95 | break; |
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96 | |||
97 | #define check_output(size) \ |
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98 | if( unlikely((outp==NULL)||(io->out_size != (size))) ) \ |
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99 | break; |
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100 | |||
101 | int _stdcall display_handler(ioctl_t *io) |
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102 | { |
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103 | int retval = -1; |
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104 | u32_t *inp; |
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105 | u32_t *outp; |
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106 | |||
107 | inp = io->input; |
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108 | outp = io->output; |
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109 | |||
110 | switch(io->io_code) |
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111 | { |
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112 | case SRV_GETVERSION: |
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113 | check_output(4); |
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2344 | Serge | 114 | *outp = DISPLAY_VERSION; |
2338 | Serge | 115 | retval = 0; |
116 | break; |
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117 | |||
118 | case SRV_ENUM_MODES: |
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119 | dbgprintf("SRV_ENUM_MODES inp %x inp_size %x out_size %x\n", |
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120 | inp, io->inp_size, io->out_size ); |
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2340 | Serge | 121 | check_output(4); |
2338 | Serge | 122 | // check_input(*outp * sizeof(videomode_t)); |
123 | if( i915_modeset) |
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124 | retval = get_videomodes((videomode_t*)inp, outp); |
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125 | break; |
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126 | |||
127 | case SRV_SET_MODE: |
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128 | dbgprintf("SRV_SET_MODE inp %x inp_size %x\n", |
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129 | inp, io->inp_size); |
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130 | check_input(sizeof(videomode_t)); |
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131 | if( i915_modeset ) |
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132 | retval = set_user_mode((videomode_t*)inp); |
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133 | break; |
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134 | |||
2344 | Serge | 135 | case SRV_CREATE_SURFACE: |
136 | // check_input(8); |
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137 | retval = create_surface((struct io_call_10*)inp); |
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2338 | Serge | 138 | break; |
139 | |||
2342 | Serge | 140 | |
2338 | Serge | 141 | case SRV_BLIT_VIDEO: |
2342 | Serge | 142 | blit_video( inp[0], inp[1], inp[2], |
143 | inp[3], inp[4], inp[5], inp[6]); |
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2338 | Serge | 144 | |
145 | retval = 0; |
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146 | break; |
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147 | }; |
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148 | |||
149 | return retval; |
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150 | } |
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151 | |||
152 | |||
2325 | Serge | 153 | #define PCI_CLASS_REVISION 0x08 |
154 | #define PCI_CLASS_DISPLAY_VGA 0x0300 |
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155 | #define PCI_CLASS_BRIDGE_HOST 0x0600 |
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2326 | Serge | 156 | #define PCI_CLASS_BRIDGE_ISA 0x0601 |
2325 | Serge | 157 | |
158 | int pci_scan_filter(u32_t id, u32_t busnr, u32_t devfn) |
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159 | { |
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160 | u16_t vendor, device; |
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161 | u32_t class; |
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162 | int ret = 0; |
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163 | |||
164 | vendor = id & 0xffff; |
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165 | device = (id >> 16) & 0xffff; |
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166 | |||
167 | if(vendor == 0x8086) |
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168 | { |
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169 | class = PciRead32(busnr, devfn, PCI_CLASS_REVISION); |
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170 | class >>= 16; |
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171 | |||
172 | if( (class == PCI_CLASS_DISPLAY_VGA) || |
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2326 | Serge | 173 | (class == PCI_CLASS_BRIDGE_HOST) || |
174 | (class == PCI_CLASS_BRIDGE_ISA)) |
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2325 | Serge | 175 | ret = 1; |
176 | } |
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177 | return ret; |
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178 | }; |
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2340 | Serge | 179 | |
180 | |||
181 | static char* parse_path(char *p, char *log) |
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182 | { |
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183 | char c; |
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184 | |||
185 | while( (c = *p++) == ' '); |
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186 | p--; |
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187 | while( (c = *log++ = *p++) && (c != ' ')); |
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188 | *log = 0; |
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189 | |||
190 | return p; |
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191 | }; |
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192 | |||
193 | void parse_cmdline(char *cmdline, char *log) |
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194 | { |
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195 | char *p = cmdline; |
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196 | |||
197 | char c = *p++; |
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198 | |||
199 | while( c ) |
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200 | { |
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201 | if( c == '-') |
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202 | { |
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203 | switch(*p++) |
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204 | { |
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205 | case 'l': |
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206 | p = parse_path(p, log); |
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207 | break; |
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208 | }; |
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209 | }; |
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210 | c = *p++; |
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211 | }; |
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212 | }; |
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213 | |||
2344 | Serge | 214 | static inline void __cpuid(unsigned int *eax, unsigned int *ebx, |
215 | unsigned int *ecx, unsigned int *edx) |
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216 | { |
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217 | /* ecx is often an input as well as an output. */ |
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218 | asm volatile( |
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219 | "cpuid" |
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220 | : "=a" (*eax), |
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221 | "=b" (*ebx), |
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222 | "=c" (*ecx), |
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223 | "=d" (*edx) |
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224 | : "" (*eax), "2" (*ecx)); |
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225 | } |
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226 | |||
227 | static inline void cpuid(unsigned int op, |
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228 | unsigned int *eax, unsigned int *ebx, |
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229 | unsigned int *ecx, unsigned int *edx) |
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230 | { |
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231 | *eax = op; |
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232 | *ecx = 0; |
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233 | __cpuid(eax, ebx, ecx, edx); |
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234 | } |
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235 | |||
236 | void cpu_detect() |
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237 | { |
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238 | u32 junk, tfms, cap0, misc; |
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239 | |||
240 | cpuid(0x00000001, &tfms, &misc, &junk, &cap0); |
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241 | |||
242 | if (cap0 & (1<<19)) |
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243 | { |
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244 | x86_clflush_size = ((misc >> 8) & 0xff) * 8; |
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245 | } |
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246 | }19)) |
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247 |