Rev 189 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 132 | giacomo | 1 | #include <stdlib.h> |
| 2 | #include <stdio.h> /* for printf */ |
||
| 3 | #include <string.h> /* for memset */ |
||
| 4 | #include <unistd.h> |
||
| 5 | //#include <sys/mman.h> /* for mmap */ |
||
| 6 | #include "vga.h" |
||
| 7 | #include "libvga.h" |
||
| 8 | #include "driver.h" |
||
| 9 | |||
| 10 | /* New style driver interface. */ |
||
| 11 | #include "timing.h" |
||
| 12 | #include "vgaregs.h" |
||
| 13 | #include "interface.h" |
||
| 14 | #include "lrmi.h" |
||
| 15 | #include "vbe.h" |
||
| 16 | #define VESAREG_SAVE(i) (VGA_TOTAL_REGS+i) |
||
| 17 | #define VESA_TOTAL_REGS (VGA_TOTAL_REGS + 4024) |
||
| 18 | |||
| 19 | /* #define VESA_savebitmap 0x0e */ |
||
| 20 | int __svgalib_VESA_savebitmap=0x0e; |
||
| 21 | int __svgalib_VESA_textmode=3; |
||
| 22 | |||
| 23 | static int vesa_init(int, int, int); |
||
| 24 | static void vesa_unlock(void); |
||
| 25 | |||
| 26 | static int vesa_memory,vesa_chiptype; |
||
| 27 | static int vesa_is_linear, vesa_logical_width, vesa_bpp, vesa_granularity; |
||
| 189 | giacomo | 28 | //static int vesa_regs_size; |
| 29 | static int vesa_linear_base, vesa_last_mode_set; |
||
| 132 | giacomo | 30 | static struct LRMI_regs vesa_r; |
| 31 | static int vesa_read_write, vesa_read_window, vesa_write_window; |
||
| 189 | giacomo | 32 | //static void * LRMI_mem1; |
| 33 | static void * LRMI_mem2; |
||
| 132 | giacomo | 34 | |
| 35 | static CardSpecs *cardspecs; |
||
| 36 | static struct |
||
| 37 | { |
||
| 38 | struct vbe_info_block *info; |
||
| 39 | struct vbe_mode_info_block *mode; |
||
| 40 | } vesa_data; |
||
| 41 | |||
| 42 | static int SVGALIB_VESA[__GLASTMODE+1]; |
||
| 43 | |||
| 44 | static void vesa_setpage(int page) |
||
| 45 | { |
||
| 46 | |||
| 196 | giacomo | 47 | memset(&vesa_r, 0, sizeof(vesa_r)); |
| 48 | |||
| 189 | giacomo | 49 | vesa_r.eax=0x4f05; |
| 50 | vesa_r.ebx=0; |
||
| 51 | vesa_r.edx=page*64/vesa_granularity; |
||
| 52 | __svgalib_LRMI_int(0x10,&vesa_r); |
||
| 53 | |||
| 54 | if(vesa_read_write){ |
||
| 55 | vesa_r.eax=0x4f05; |
||
| 56 | vesa_r.ebx=1; |
||
| 57 | vesa_r.edx=page*64/vesa_granularity; |
||
| 58 | __svgalib_LRMI_int(0x10,&vesa_r); |
||
| 59 | }; |
||
| 60 | |||
| 132 | giacomo | 61 | } |
| 62 | |||
| 63 | static int __svgalib_vesa_inlinearmode(void) |
||
| 64 | { |
||
| 189 | giacomo | 65 | return vesa_is_linear; |
| 132 | giacomo | 66 | } |
| 67 | |||
| 68 | /* Fill in chipset specific mode information */ |
||
| 69 | |||
| 70 | static void vesa_getmodeinfo(int mode, vga_modeinfo *modeinfo) |
||
| 71 | { |
||
| 189 | giacomo | 72 | if (IS_IN_STANDARD_VGA_DRIVER(mode)) return __svgalib_vga_driverspecs.getmodeinfo(mode, modeinfo); |
| 73 | |||
| 74 | if(modeinfo->colors==16) return; |
||
| 132 | giacomo | 75 | |
| 76 | modeinfo->maxpixels = vesa_memory*1024/modeinfo->bytesperpixel; |
||
| 77 | modeinfo->maxlogicalwidth = 4088; /* just a guess, */ |
||
| 78 | modeinfo->startaddressrange = vesa_memory * 1024 - 1; |
||
| 79 | modeinfo->haveblit = 0; |
||
| 80 | modeinfo->flags &= ~HAVE_RWPAGE; |
||
| 81 | modeinfo->flags |= vesa_read_write; /* sets HAVE_RWPAGE bit */ |
||
| 82 | |||
| 83 | /* for linear need VBE2 */ |
||
| 84 | if(vesa_chiptype>=1) |
||
| 85 | if (modeinfo->bytesperpixel >= 1) { |
||
| 86 | modeinfo->flags |= CAPABLE_LINEAR; |
||
| 87 | if (__svgalib_vesa_inlinearmode()) |
||
| 88 | modeinfo->flags |= IS_LINEAR | LINEAR_MODE; |
||
| 89 | } |
||
| 90 | |||
| 91 | /* to get the logical scanline width */ |
||
| 92 | memset(&vesa_r, 0, sizeof(vesa_r)); |
||
| 93 | |||
| 94 | vesa_r.eax = 0x4f01; |
||
| 95 | vesa_r.ecx = SVGALIB_VESA[mode]; |
||
| 96 | vesa_r.es = (unsigned int)vesa_data.mode >> 4; |
||
| 189 | giacomo | 97 | vesa_r.ds = (unsigned int)vesa_data.mode >> 4; |
| 132 | giacomo | 98 | vesa_r.edi = (unsigned int)vesa_data.mode & 0xf; |
| 99 | |||
| 100 | if (!__svgalib_LRMI_int(0x10, &vesa_r)) { |
||
| 101 | printk(KERN_ERR "Can't get mode info (vm86 failure)\n"); |
||
| 102 | return; |
||
| 103 | } |
||
| 104 | modeinfo->linewidth = vesa_data.mode->bytes_per_scanline; |
||
| 189 | giacomo | 105 | |
| 132 | giacomo | 106 | } |
| 107 | |||
| 108 | /* Read and save chipset-specific registers */ |
||
| 109 | static int vesa_saveregs(uint8_t regs[]) |
||
| 110 | { |
||
| 185 | giacomo | 111 | /*void * buf; |
| 132 | giacomo | 112 | buf=LRMI_mem1; |
| 196 | giacomo | 113 | memset(&vesa_r, 0, sizeof(vesa_r)); |
| 132 | giacomo | 114 | vesa_r.eax=0x4f04; |
| 115 | vesa_r.ebx=0; |
||
| 116 | vesa_r.es=((long)buf)>>4; |
||
| 189 | giacomo | 117 | vesa_r.ds=((long)buf)>>4; |
| 132 | giacomo | 118 | vesa_r.edx=1; |
| 119 | vesa_r.ecx=__svgalib_VESA_savebitmap; |
||
| 120 | __svgalib_LRMI_int(0x10,&vesa_r); |
||
| 189 | giacomo | 121 | memcpy(®s[VGA_TOTAL_REGS],buf,vesa_regs_size); */ |
| 122 | return 0; |
||
| 132 | giacomo | 123 | } |
| 124 | |||
| 125 | /* Set chipset-specific registers */ |
||
| 126 | |||
| 127 | static void vesa_setregs(const uint8_t regs[], int mode) |
||
| 128 | { |
||
| 129 | |||
| 185 | giacomo | 130 | /*void * bufe |
| 132 | giacomo | 131 | buf=LRMI_mem1; |
| 196 | giacomo | 132 | memset(&vesa_r, 0, sizeof(vesa_r)); |
| 132 | giacomo | 133 | memcpy(buf,®s[VGA_TOTAL_REGS],vesa_regs_size); |
| 134 | vesa_r.eax=0x4f04; |
||
| 135 | vesa_r.ebx=0; |
||
| 136 | vesa_r.es=((long)buf)>>4; |
||
| 189 | giacomo | 137 | vesa_r.ds=((long)buf)>>4; |
| 132 | giacomo | 138 | vesa_r.edx=2; |
| 139 | vesa_r.ecx=__svgalib_VESA_savebitmap; |
||
| 185 | giacomo | 140 | __svgalib_LRMI_int(0x10,&vesa_r);*/ |
| 132 | giacomo | 141 | } |
| 142 | |||
| 143 | |||
| 144 | /* Return nonzero if mode is available */ |
||
| 145 | |||
| 146 | static int vesa_modeavailable(int mode) |
||
| 147 | { |
||
| 148 | struct info *info; |
||
| 149 | ModeTiming *modetiming; |
||
| 150 | ModeInfo *modeinfo; |
||
| 151 | |||
| 152 | |||
| 153 | if (IS_IN_STANDARD_VGA_DRIVER(mode)) |
||
| 154 | return __svgalib_vga_driverspecs.modeavailable(mode); |
||
| 155 | |||
| 156 | info = &__svgalib_infotable[mode]; |
||
| 157 | |||
| 158 | modeinfo = __svgalib_createModeInfoStructureForSvgalibMode(mode); |
||
| 159 | |||
| 160 | modetiming = malloc(sizeof(ModeTiming)); |
||
| 161 | if (__svgalib_getmodetiming(modetiming, modeinfo, cardspecs)) { |
||
| 162 | free(modetiming); |
||
| 163 | free(modeinfo); |
||
| 164 | return 0; |
||
| 165 | } |
||
| 166 | free(modetiming); |
||
| 167 | free(modeinfo); |
||
| 168 | |||
| 169 | return SVGALIB_VESA[mode]; |
||
| 170 | } |
||
| 171 | |||
| 172 | |||
| 173 | static int vesa_setmode(int mode, int prv_mode) |
||
| 174 | { |
||
| 175 | vesa_bpp=1; |
||
| 176 | vesa_granularity=1; |
||
| 189 | giacomo | 177 | vesa_is_linear=1; |
| 132 | giacomo | 178 | |
| 179 | vesa_data.info = LRMI_mem2 ; |
||
| 180 | vesa_data.mode = (struct vbe_mode_info_block *)(vesa_data.info + 1); |
||
| 196 | giacomo | 181 | memset(&vesa_r, 0, sizeof(vesa_r)); |
| 132 | giacomo | 182 | vesa_r.eax = 0x4f01; |
| 183 | vesa_r.ecx=SVGALIB_VESA[mode]; |
||
| 184 | vesa_r.es = (unsigned int)vesa_data.mode >> 4; |
||
| 189 | giacomo | 185 | vesa_r.ds = (unsigned int)vesa_data.mode >> 4; |
| 132 | giacomo | 186 | vesa_r.edi = (unsigned int)vesa_data.mode&0xf; |
| 187 | __svgalib_LRMI_int(0x10, &vesa_r); |
||
| 188 | vesa_logical_width=vesa_data.mode->bytes_per_scanline; |
||
| 189 | vesa_bpp=(vesa_data.mode->bits_per_pixel+7)/8; |
||
| 190 | if(vesa_logical_width==0) vesa_logical_width=vesa_bpp*vesa_data.mode->x_resolution; |
||
| 191 | /* if not reported then guess */ |
||
| 192 | vesa_granularity=vesa_data.mode->win_granularity; |
||
| 193 | if(vesa_granularity==0)vesa_granularity=64; /* if not reported then guess */ |
||
| 194 | if(vesa_chiptype>=1)vesa_linear_base=vesa_data.mode->phys_base_ptr; |
||
| 195 | vesa_read_write=0; |
||
| 196 | vesa_read_window=0; |
||
| 197 | vesa_write_window=0; |
||
| 198 | if((vesa_data.mode->win_a_attributes&6)!=6){ |
||
| 199 | vesa_read_write=1; |
||
| 200 | if ((vesa_data.mode->win_b_attributes&2) == 2) vesa_read_window=1; |
||
| 201 | if ((vesa_data.mode->win_b_attributes&4) == 4) vesa_write_window=1; |
||
| 202 | } |
||
| 189 | giacomo | 203 | |
| 204 | if (!vesa_modeavailable(mode)) { |
||
| 205 | return 1; |
||
| 206 | } |
||
| 196 | giacomo | 207 | memset(&vesa_r, 0, sizeof(vesa_r)); |
| 189 | giacomo | 208 | vesa_r.eax=0x4f02; |
| 209 | vesa_r.ebx=SVGALIB_VESA[mode]|0x8000|(vesa_is_linear*0x4000); |
||
| 210 | vesa_last_mode_set=vesa_r.ebx; |
||
| 211 | __svgalib_LRMI_int(0x10,&vesa_r); |
||
| 212 | |||
| 132 | giacomo | 213 | return 0; |
| 189 | giacomo | 214 | |
| 132 | giacomo | 215 | } |
| 216 | |||
| 217 | |||
| 218 | /* Unlock chipset-specific registers */ |
||
| 219 | |||
| 220 | static void vesa_unlock(void) |
||
| 221 | { |
||
| 222 | } |
||
| 223 | |||
| 224 | |||
| 225 | /* Relock chipset-specific registers */ |
||
| 226 | /* (currently not used) */ |
||
| 227 | |||
| 228 | static void vesa_lock(void) |
||
| 229 | { |
||
| 230 | } |
||
| 231 | |||
| 232 | |||
| 233 | /* Indentify chipset, initialize and return non-zero if detected */ |
||
| 234 | |||
| 235 | int vesa_test(void) |
||
| 236 | { |
||
| 237 | __svgalib_LRMI_init(); |
||
| 161 | giacomo | 238 | LRMI_mem2 = __svgalib_LRMI_alloc_real(sizeof(struct vbe_info_block) |
| 132 | giacomo | 239 | + sizeof(struct vbe_mode_info_block)); |
| 240 | vesa_data.info = LRMI_mem2; |
||
| 241 | vesa_data.mode = (struct vbe_mode_info_block *)(vesa_data.info + 1); |
||
| 196 | giacomo | 242 | memset(&vesa_r, 0, sizeof(vesa_r)); |
| 132 | giacomo | 243 | vesa_r.eax = 0x4f00; |
| 244 | vesa_r.es = (unsigned int)vesa_data.info >> 4; |
||
| 189 | giacomo | 245 | vesa_r.ds = (unsigned int)vesa_data.info >> 4; |
| 132 | giacomo | 246 | vesa_r.edi = 0; |
| 247 | |||
| 161 | giacomo | 248 | __svgalib_LRMI_free_real(LRMI_mem2,sizeof(void *)); |
| 132 | giacomo | 249 | |
| 250 | __svgalib_LRMI_int(0x10, &vesa_r); |
||
| 251 | if (vesa_r.eax!=0x4f) return 0; |
||
| 252 | return !vesa_init(0,0,0); |
||
| 253 | } |
||
| 254 | |||
| 255 | |||
| 256 | /* No r/w paging */ |
||
| 257 | static void vesa_setrdpage(int page) |
||
| 258 | { |
||
| 196 | giacomo | 259 | memset(&vesa_r, 0, sizeof(vesa_r)); |
| 260 | vesa_r.eax=0x4f05; |
||
| 261 | vesa_r.ebx=vesa_read_window; |
||
| 262 | vesa_r.edx=page*64/vesa_granularity; |
||
| 263 | __svgalib_LRMI_int(0x10,&vesa_r); |
||
| 132 | giacomo | 264 | } |
| 265 | static void vesa_setwrpage(int page) |
||
| 266 | { |
||
| 196 | giacomo | 267 | memset(&vesa_r, 0, sizeof(vesa_r)); |
| 268 | vesa_r.eax=0x4f05; |
||
| 269 | vesa_r.ebx=vesa_write_window; |
||
| 270 | vesa_r.edx=page*64/vesa_granularity; |
||
| 271 | __svgalib_LRMI_int(0x10,&vesa_r); |
||
| 132 | giacomo | 272 | } |
| 273 | |||
| 274 | |||
| 275 | /* Set display start address (not for 16 color modes) */ |
||
| 276 | |||
| 277 | static void vesa_setdisplaystart(int address) |
||
| 278 | { |
||
| 196 | giacomo | 279 | memset(&vesa_r, 0, sizeof(vesa_r)); |
| 280 | |||
| 132 | giacomo | 281 | vesa_r.eax=0x4f07; |
| 282 | vesa_r.ebx=0; |
||
| 283 | vesa_r.ecx=address % vesa_logical_width; |
||
| 284 | vesa_r.edx=address / vesa_logical_width; |
||
| 285 | |||
| 286 | __svgalib_LRMI_int(0x10,&vesa_r); |
||
| 287 | |||
| 288 | } |
||
| 289 | |||
| 290 | /* Set logical scanline length (usually multiple of 8) */ |
||
| 291 | |||
| 292 | static void vesa_setlogicalwidth(int width) |
||
| 293 | { |
||
| 196 | giacomo | 294 | memset(&vesa_r, 0, sizeof(vesa_r)); |
| 295 | |||
| 132 | giacomo | 296 | vesa_r.eax=0x4f06; |
| 297 | vesa_r.ebx=0; |
||
| 298 | vesa_r.ecx=width / vesa_bpp ; |
||
| 299 | __svgalib_LRMI_int(0x10,&vesa_r); |
||
| 300 | vesa_logical_width=vesa_r.ebx; |
||
| 301 | |||
| 302 | } |
||
| 303 | |||
| 304 | static int vesa_linear(int op, int param) |
||
| 305 | { |
||
| 306 | |||
| 196 | giacomo | 307 | memset(&vesa_r, 0, sizeof(vesa_r)); |
| 308 | |||
| 309 | if (op==LINEAR_ENABLE) { |
||
| 310 | if(vesa_is_linear == 1) return vesa_linear_base; |
||
| 311 | vesa_r.eax=0x4f02; |
||
| 312 | vesa_r.ebx=vesa_last_mode_set|0x4000; |
||
| 313 | __svgalib_LRMI_int(0x10,&vesa_r); |
||
| 314 | vesa_is_linear=1; |
||
| 315 | }; |
||
| 316 | |||
| 317 | if (op==LINEAR_DISABLE){ |
||
| 318 | vesa_r.eax=0x4f02; |
||
| 319 | vesa_r.ebx=vesa_last_mode_set; |
||
| 320 | __svgalib_LRMI_int(0x10,&vesa_r); |
||
| 321 | vesa_is_linear=0; |
||
| 322 | }; |
||
| 323 | |||
| 324 | if (op==LINEAR_QUERY_BASE) {return vesa_linear_base ;} |
||
| 325 | if (op == LINEAR_QUERY_RANGE || op == LINEAR_QUERY_GRANULARITY) return 0; /* No granularity or range. */ |
||
| 326 | else return -1; /* Unknown function. */ |
||
| 132 | giacomo | 327 | } |
| 328 | |||
| 329 | static int vesa_match_programmable_clock(int clock) |
||
| 330 | { |
||
| 196 | giacomo | 331 | return clock ; |
| 132 | giacomo | 332 | } |
| 196 | giacomo | 333 | |
| 132 | giacomo | 334 | static int vesa_map_clock(int bpp, int clock) |
| 335 | { |
||
| 196 | giacomo | 336 | return clock ; |
| 132 | giacomo | 337 | } |
| 196 | giacomo | 338 | |
| 132 | giacomo | 339 | static int vesa_map_horizontal_crtc(int bpp, int pixelclock, int htiming) |
| 340 | { |
||
| 196 | giacomo | 341 | return htiming; |
| 132 | giacomo | 342 | } |
| 196 | giacomo | 343 | |
| 132 | giacomo | 344 | /* Function table (exported) */ |
| 345 | |||
| 346 | DriverSpecs __svgalib_vesa_driverspecs = |
||
| 347 | { |
||
| 348 | vesa_saveregs, |
||
| 349 | vesa_setregs, |
||
| 350 | vesa_unlock, |
||
| 351 | vesa_lock, |
||
| 352 | vesa_test, |
||
| 353 | vesa_init, |
||
| 354 | vesa_setpage, |
||
| 355 | vesa_setrdpage, |
||
| 356 | vesa_setwrpage, |
||
| 357 | vesa_setmode, |
||
| 358 | vesa_modeavailable, |
||
| 359 | vesa_setdisplaystart, |
||
| 360 | vesa_setlogicalwidth, |
||
| 361 | vesa_getmodeinfo, |
||
| 362 | 0, /* old blit funcs */ |
||
| 363 | 0, |
||
| 364 | 0, |
||
| 365 | 0, |
||
| 366 | 0, |
||
| 367 | 0, /* ext_set */ |
||
| 368 | 0, /* accel */ |
||
| 369 | vesa_linear, |
||
| 370 | 0, /* accelspecs, filled in during init. */ |
||
| 371 | NULL, /* Emulation */ |
||
| 372 | }; |
||
| 373 | |||
| 374 | /* Initialize chipset (called after detection) */ |
||
| 375 | |||
| 376 | static int vesa_init(int force, int par1, int par2) |
||
| 377 | { |
||
| 378 | short int *mode_list; |
||
| 379 | int i; |
||
| 196 | giacomo | 380 | |
| 161 | giacomo | 381 | #if 0 |
| 382 | uint8_t *m; |
||
| 383 | int address; |
||
| 384 | |||
| 385 | m=mmap(0,0x502,PROT_READ,MAP_SHARED,__svgalib_mem_fd,0); |
||
| 132 | giacomo | 386 | |
| 161 | giacomo | 387 | address=((long)*(unsigned short *)(m+64))+(((long)*(unsigned short *)(m+66))<<4); |
| 388 | if((address<0xa0000)||(address>0xfffff)) { |
||
| 389 | fprintf(stderr, "Real mode int 0x10 at 0x%08x handler not in ROM.\n",address); |
||
| 390 | fprintf(stderr, "Try running vga_reset.\n"); |
||
| 391 | return 1; |
||
| 392 | }; |
||
| 393 | #endif |
||
| 189 | giacomo | 394 | |
| 132 | giacomo | 395 | __svgalib_textprog|=1; |
| 396 | |||
| 397 | /* Get I/O priviledge */ |
||
| 398 | |||
| 399 | if (force) { |
||
| 400 | vesa_memory = par1; |
||
| 401 | vesa_chiptype = par2; |
||
| 402 | } else { |
||
| 403 | vesa_memory=4096; |
||
| 404 | }; |
||
| 405 | |||
| 161 | giacomo | 406 | __svgalib_LRMI_init(); |
| 407 | for(i=0;i<__GLASTMODE;i++)SVGALIB_VESA[i]=IS_IN_STANDARD_VGA_DRIVER(i); |
||
| 408 | |||
| 132 | giacomo | 409 | vesa_data.info = __svgalib_LRMI_alloc_real(sizeof(struct vbe_info_block) |
| 410 | + sizeof(struct vbe_mode_info_block)); |
||
| 411 | vesa_data.mode = (struct vbe_mode_info_block *)(vesa_data.info + 1); |
||
| 196 | giacomo | 412 | |
| 413 | memset(&vesa_r, 0, sizeof(vesa_r)); |
||
| 414 | |||
| 132 | giacomo | 415 | vesa_r.eax = 0x4f00; |
| 416 | vesa_r.es = (unsigned int)vesa_data.info >> 4; |
||
| 189 | giacomo | 417 | vesa_r.ds = (unsigned int)vesa_data.info >> 4; |
| 132 | giacomo | 418 | vesa_r.edi = 0; |
| 419 | |||
| 420 | memcpy(vesa_data.info->vbe_signature, "VBE2", 4); |
||
| 421 | |||
| 422 | __svgalib_LRMI_int(0x10, &vesa_r); |
||
| 423 | |||
| 424 | if ((vesa_r.eax & 0xffff) != 0x4f || strncmp(vesa_data.info->vbe_signature, "VESA", 4) != 0) { |
||
| 425 | printk(KERN_ERR "No VESA bios detected!\n"); |
||
| 161 | giacomo | 426 | printk(KERN_ERR"Try running vga_reset.\n"); |
| 132 | giacomo | 427 | return 1; |
| 428 | } |
||
| 161 | giacomo | 429 | |
| 132 | giacomo | 430 | if(vesa_data.info->vbe_version>=0x0200)vesa_chiptype=1 ; else vesa_chiptype=0; |
| 431 | if(vesa_data.info->vbe_version>=0x0300)vesa_chiptype=2 ; |
||
| 432 | |||
| 433 | vesa_memory = vesa_data.info->total_memory*64; |
||
| 434 | |||
| 435 | mode_list = (short int *)(vesa_data.info->video_mode_list_seg * 16 + vesa_data.info->video_mode_list_off); |
||
| 436 | |||
| 437 | while (*mode_list != -1) { |
||
| 196 | giacomo | 438 | |
| 132 | giacomo | 439 | memset(&vesa_r, 0, sizeof(vesa_r)); |
| 440 | |||
| 441 | vesa_r.eax = 0x4f01; |
||
| 442 | vesa_r.ecx = *mode_list; |
||
| 443 | vesa_r.es = (unsigned int)vesa_data.mode >> 4; |
||
| 189 | giacomo | 444 | vesa_r.ds = (unsigned int)vesa_data.mode >> 4; |
| 132 | giacomo | 445 | vesa_r.edi = (unsigned int)vesa_data.mode & 0xf; |
| 446 | |||
| 447 | if((vesa_chiptype>=1)&&(vesa_data.mode->mode_attributes&0x80)) |
||
| 448 | vesa_linear_base=vesa_data.mode->phys_base_ptr; |
||
| 449 | if (!__svgalib_LRMI_int(0x10, &vesa_r)) { |
||
| 450 | printk(KERN_ERR "Can't get mode info (vm86 failure)\n"); |
||
| 189 | giacomo | 451 | return 1; |
| 132 | giacomo | 452 | } |
| 161 | giacomo | 453 | #if 1 |
| 132 | giacomo | 454 | for(i=0;i<=__GLASTMODE;i++) |
| 455 | if((infotable[i].xdim==vesa_data.mode->x_resolution)&& |
||
| 456 | (infotable[i].ydim==vesa_data.mode->y_resolution)&& |
||
| 457 | (((vesa_data.mode->rsvd_mask_size==8)&&(infotable[i].bytesperpixel==4))|| |
||
| 458 | ((vesa_data.mode->bits_per_pixel==32)&&(infotable[i].bytesperpixel==4))|| |
||
| 459 | ((vesa_data.mode->bits_per_pixel==24)&&(infotable[i].bytesperpixel==3))|| |
||
| 460 | ((vesa_data.mode->green_mask_size==5)&&(infotable[i].colors==32768))|| |
||
| 461 | ((vesa_data.mode->green_mask_size==6)&&(infotable[i].colors==65536))|| |
||
| 462 | ((vesa_data.mode->memory_model==VBE_MODEL_PLANAR)&&(infotable[i].colors==16))|| |
||
| 463 | ((vesa_data.mode->memory_model==VBE_MODEL_256)&&(infotable[i].colors==256))|| |
||
| 464 | ((vesa_data.mode->memory_model==VBE_MODEL_PACKED)&& |
||
| 465 | (infotable[i].colors==256)&&(vesa_data.mode->bits_per_pixel==8)))){ |
||
| 466 | SVGALIB_VESA[i]=*mode_list; |
||
| 467 | i=__GLASTMODE+1; |
||
| 468 | }; |
||
| 469 | |||
| 161 | giacomo | 470 | #else |
| 471 | if (vesa_data.mode->memory_model == VBE_MODEL_RGB) { |
||
| 472 | if((vesa_data.mode->rsvd_mask_size==8)||(vesa_data.mode->bits_per_pixel==32)) { |
||
| 473 | switch(vesa_data.mode->y_resolution){ |
||
| 474 | case 200: if(vesa_data.mode->x_resolution==320) |
||
| 475 | SVGALIB_VESA[G320x200x16M32]=*mode_list; break; |
||
| 476 | case 240: if(vesa_data.mode->x_resolution==320) |
||
| 477 | SVGALIB_VESA[G320x240x16M32]=*mode_list; break; |
||
| 478 | case 300: if(vesa_data.mode->x_resolution==400) |
||
| 479 | SVGALIB_VESA[G400x300x16M32]=*mode_list; break; |
||
| 480 | case 384: if(vesa_data.mode->x_resolution==512) |
||
| 481 | SVGALIB_VESA[G512x384x16M32]=*mode_list; break; |
||
| 482 | case 480: if(vesa_data.mode->x_resolution==640) |
||
| 483 | SVGALIB_VESA[G640x480x16M32]=*mode_list; break; |
||
| 484 | case 600: if(vesa_data.mode->x_resolution==800) |
||
| 485 | SVGALIB_VESA[G800x600x16M32]=*mode_list; break; |
||
| 486 | case 720: if(vesa_data.mode->x_resolution==960) |
||
| 487 | SVGALIB_VESA[G960x720x16M32]=*mode_list; break; |
||
| 488 | case 768: if(vesa_data.mode->x_resolution==1024) |
||
| 489 | SVGALIB_VESA[G1024x768x16M32]=*mode_list; break; |
||
| 490 | case 864: if(vesa_data.mode->x_resolution==1152) |
||
| 491 | SVGALIB_VESA[G1152x864x16M32]=*mode_list; break; |
||
| 492 | case 1024: if(vesa_data.mode->x_resolution==1280) |
||
| 493 | SVGALIB_VESA[G1280x1024x16M32]=*mode_list; break; |
||
| 494 | case 1200: if(vesa_data.mode->x_resolution==1600) |
||
| 495 | SVGALIB_VESA[G1600x1200x16M32]=*mode_list; break; |
||
| 496 | case 1440: if(vesa_data.mode->x_resolution==1920) |
||
| 497 | SVGALIB_VESA[G1920x1440x16M32]=*mode_list; break; |
||
| 498 | } |
||
| 499 | } else { |
||
| 500 | i=0; |
||
| 501 | switch(vesa_data.mode->y_resolution){ |
||
| 502 | case 200: if(vesa_data.mode->x_resolution==320) |
||
| 503 | i=G320x200x32K; break; |
||
| 504 | case 240: if(vesa_data.mode->x_resolution==320) |
||
| 505 | i=G320x240x32K; break; |
||
| 506 | case 300: if(vesa_data.mode->x_resolution==400) |
||
| 507 | i=G400x300x32K; break; |
||
| 508 | case 384: if(vesa_data.mode->x_resolution==512) |
||
| 509 | i=G512x384x32K; break; |
||
| 510 | case 480: if(vesa_data.mode->x_resolution==640) |
||
| 511 | i=G640x480x32K; break; |
||
| 512 | case 600: if(vesa_data.mode->x_resolution==800) |
||
| 513 | i=G800x600x32K; break; |
||
| 514 | case 720: if(vesa_data.mode->x_resolution==960) |
||
| 515 | i=G960x720x32K; break; |
||
| 516 | case 768: if(vesa_data.mode->x_resolution==1024) |
||
| 517 | i=G1024x768x32K; break; |
||
| 518 | case 864: if(vesa_data.mode->x_resolution==1152) |
||
| 519 | i=G1152x864x32K; break; |
||
| 520 | case 1024: if(vesa_data.mode->x_resolution==1280) |
||
| 521 | i=G1280x1024x32K; break; |
||
| 522 | case 1200: if(vesa_data.mode->x_resolution==1600) |
||
| 523 | i=G1600x1200x32K; break; |
||
| 524 | case 1440: if(vesa_data.mode->x_resolution==1920) |
||
| 525 | i=G1920x1440x32K; break; |
||
| 526 | }; |
||
| 527 | if(i>0)switch(vesa_data.mode->green_mask_size){ |
||
| 528 | case 5:SVGALIB_VESA[i]=*mode_list; break; |
||
| 529 | case 6:SVGALIB_VESA[i+1]=*mode_list; break; |
||
| 530 | case 8:if(vesa_data.mode->rsvd_mask_size==0)SVGALIB_VESA[i+2]=*mode_list; break; |
||
| 531 | }; |
||
| 532 | }; |
||
| 533 | } else if ((vesa_data.mode->memory_model == VBE_MODEL_256) || |
||
| 534 | (vesa_data.mode->memory_model == VBE_MODEL_PACKED)){ |
||
| 535 | switch(vesa_data.mode->y_resolution){ |
||
| 536 | case 200: if(vesa_data.mode->x_resolution==320) |
||
| 537 | SVGALIB_VESA[G320x200x256]=*mode_list; break; |
||
| 538 | case 240: if(vesa_data.mode->x_resolution==320) { |
||
| 539 | if(vesa_data.mode->number_of_planes==8) |
||
| 540 | SVGALIB_VESA[G320x240x256]=*mode_list; |
||
| 541 | else SVGALIB_VESA[G320x240x256V]=*mode_list; |
||
| 542 | }; |
||
| 543 | break; |
||
| 544 | case 300: if(vesa_data.mode->x_resolution==400) |
||
| 545 | SVGALIB_VESA[G400x300x256]=*mode_list; break; |
||
| 546 | case 384: if(vesa_data.mode->x_resolution==512) |
||
| 547 | SVGALIB_VESA[G512x384x256]=*mode_list; break; |
||
| 548 | case 480: if(vesa_data.mode->x_resolution==640) |
||
| 549 | SVGALIB_VESA[G640x480x256]=*mode_list; break; |
||
| 550 | case 600: if(vesa_data.mode->x_resolution==800) |
||
| 551 | SVGALIB_VESA[G800x600x256]=*mode_list; break; |
||
| 552 | case 720: if(vesa_data.mode->x_resolution==960) |
||
| 553 | SVGALIB_VESA[G960x720x256]=*mode_list; break; |
||
| 554 | case 768: if(vesa_data.mode->x_resolution==1024) |
||
| 555 | SVGALIB_VESA[G1024x768x256]=*mode_list; break; |
||
| 556 | case 864: if(vesa_data.mode->x_resolution==1152) |
||
| 557 | SVGALIB_VESA[G1152x864x256]=*mode_list; break; |
||
| 558 | case 1024: if(vesa_data.mode->x_resolution==1280) |
||
| 559 | SVGALIB_VESA[G1280x1024x256]=*mode_list; break; |
||
| 560 | case 1200: if(vesa_data.mode->x_resolution==1600) |
||
| 561 | SVGALIB_VESA[G1600x1200x256]=*mode_list; break; |
||
| 562 | case 1440: if(vesa_data.mode->x_resolution==1920) |
||
| 563 | SVGALIB_VESA[G1920x1440x256]=*mode_list; break; |
||
| 564 | } |
||
| 565 | } |
||
| 566 | #endif |
||
| 567 | mode_list++; |
||
| 132 | giacomo | 568 | }; |
| 196 | giacomo | 569 | |
| 570 | /* vesa_r.eax=0x4f04; |
||
| 571 | vesa_r.edx=0; |
||
| 572 | vesa_r.ecx=__svgalib_VESA_savebitmap; |
||
| 573 | vesa_r.ebx=0; |
||
| 574 | __svgalib_LRMI_int(0x10,&vesa_r); |
||
| 575 | vesa_regs_size=vesa_r.ebx*64; |
||
| 576 | */ |
||
| 577 | |||
| 161 | giacomo | 578 | __svgalib_LRMI_free_real(vesa_data.info,sizeof(struct vbe_info_block) + sizeof(struct vbe_mode_info_block)); |
| 132 | giacomo | 579 | |
| 580 | SVGALIB_VESA[TEXT]=3; |
||
| 581 | |||
| 582 | cardspecs = malloc(sizeof(CardSpecs)); |
||
| 583 | cardspecs->videoMemory = vesa_memory; |
||
| 584 | cardspecs->maxPixelClock4bpp = 300000; |
||
| 585 | cardspecs->maxPixelClock8bpp = 300000; |
||
| 586 | cardspecs->maxPixelClock16bpp = 300000; |
||
| 587 | cardspecs->maxPixelClock24bpp = 300000; |
||
| 588 | cardspecs->maxPixelClock32bpp = 300000; |
||
| 589 | cardspecs->flags = CLOCK_PROGRAMMABLE; |
||
| 590 | cardspecs->maxHorizontalCrtc = 4088; |
||
| 591 | cardspecs->nClocks =1; |
||
| 592 | cardspecs->clocks = NULL; |
||
| 593 | cardspecs->mapClock = vesa_map_clock; |
||
| 594 | cardspecs->mapHorizontalCrtc = vesa_map_horizontal_crtc; |
||
| 595 | cardspecs->matchProgrammableClock=vesa_match_programmable_clock; |
||
| 596 | __svgalib_driverspecs = &__svgalib_vesa_driverspecs; |
||
| 597 | |||
| 185 | giacomo | 598 | //LRMI_mem1 = __svgalib_LRMI_alloc_real(vesa_regs_size); |
| 132 | giacomo | 599 | LRMI_mem2 = __svgalib_LRMI_alloc_real(sizeof(struct vbe_info_block) |
| 600 | + sizeof(struct vbe_mode_info_block)); |
||
| 601 | |||
| 602 | __svgalib_banked_mem_base=0xa0000; |
||
| 603 | __svgalib_banked_mem_size=0x10000; |
||
| 604 | if(vesa_chiptype>=1) { |
||
| 605 | __svgalib_linear_mem_base=vesa_linear_base; |
||
| 606 | __svgalib_linear_mem_size=vesa_memory*0x400; |
||
| 607 | }; |
||
| 608 | |||
| 609 | if (__svgalib_driver_report) { |
||
| 610 | printk(KERN_INFO "Using VESA driver, %iKB. %s\n",vesa_memory, |
||
| 611 | (vesa_chiptype==2)?"VBE3":(vesa_chiptype?"VBE2.0":"VBE1.2")); |
||
| 612 | } |
||
| 613 | |||
| 614 | sleep(4); |
||
| 615 | |||
| 616 | return 0; |
||
| 161 | giacomo | 617 | } |
| 132 | giacomo | 618 |