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| 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| 2 | ;; ;; |
2 | ;; ;; |
| 3 | ;; Copyright (C) KolibriOS team 2004-2012. All rights reserved. ;; |
3 | ;; Copyright (C) KolibriOS team 2004-2014. All rights reserved. ;; |
| 4 | ;; Distributed under terms of the GNU General Public License ;; |
4 | ;; Distributed under terms of the GNU General Public License ;; |
| 5 | ;; ;; |
5 | ;; ;; |
| 6 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
6 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| Line 7... | Line 7... | ||
| 7 | 7 | ||
| Line 8... | Line 8... | ||
| 8 | $Revision: 4265 $ |
8 | $Revision: 5201 $ |
| 9 | 9 | ||
| 10 | struc VBE_VGAInfo { |
10 | struc VBE_VGAInfo { |
| 11 | .VESASignature dd ? ; char |
11 | .VESASignature dd ? ; char |
| Line 219... | Line 219... | ||
| 219 | jz @f |
219 | jz @f |
| Line 220... | Line 220... | ||
| 220 | 220 | ||
| 221 | cmp [es:mi.BitsPerPixel], 32 ;It show only videomodes to have support 24 and 32 bpp |
221 | cmp [es:mi.BitsPerPixel], 32 ;It show only videomodes to have support 24 and 32 bpp |
| Line -... | Line 222... | ||
| - | 222 | jb @f |
|
| 222 | jb @f |
223 | |
| 223 | 224 | ; 16 bpp might actually be 15 bpp |
|
| 224 | ; cmp [es:mi.BitsPerPixel],16 |
225 | cmp [es:mi.BitsPerPixel], 16 |
| 225 | ; jne .l0 |
226 | jne .l0 |
| 226 | ; cmp [es:mi.GreenMaskSize],5 |
227 | cmp [es:mi.GreenMaskSize], 5 |
| - | 228 | jne .l0 |
|
| Line 227... | Line 229... | ||
| 227 | ; jne .l0 |
229 | ; mov [es:mi.BitsPerPixel],15 |
| 228 | ; mov [es:mi.BitsPerPixel],15 |
230 | jmp @f ; 15 bpp isnt supported ATM |
| 229 | 231 | ||
| Line 366... | Line 368... | ||
| 366 | jnz @f |
368 | jnz @f |
| 367 | cmp word [es:si+8], 32 |
369 | cmp word [es:si+8], 32 |
| 368 | je .ok_found_mode |
370 | je .ok_found_mode |
| 369 | cmp word [es:si+8], 24 |
371 | cmp word [es:si+8], 24 |
| 370 | je .ok_found_mode |
372 | je .ok_found_mode |
| - | 373 | cmp word [es:si+8], 16 |
|
| - | 374 | je .ok_found_mode |
|
| 371 | @@: |
375 | @@: |
| 372 | add si, size_of_step |
376 | add si, size_of_step |
| 373 | cmp word [es:si], -1 |
377 | cmp word [es:si], -1 |
| 374 | jnz .findvbemode |
378 | jnz .findvbemode |
| 375 | .novbemode: |
379 | .novbemode: |
| Line 390... | Line 394... | ||
| 390 | ; mov ax,modes_table |
394 | ; mov ax,modes_table |
| 391 | ; mov word [cursor_pos],ax |
395 | ; mov word [cursor_pos],ax |
| 392 | ; mov word [home_cursor],ax |
396 | ; mov word [home_cursor],ax |
| 393 | ; mov word [preboot_graph],ax |
397 | ; mov word [preboot_graph],ax |
| 394 | ;SET default video of mode first probe will fined a move of work 1024x768@32 |
398 | ;SET default video of mode first probe will fined a move of work 1024x768@32 |
| - | 399 | mov cx, 32 |
|
| 395 | 400 | .find_mode: |
|
| 396 | mov ax, 1024 |
401 | mov ax, 1024 |
| 397 | mov bx, 768 |
402 | mov bx, 768 |
| 398 | mov si, modes_table |
403 | mov si, modes_table |
| 399 | call .loops |
404 | call .loops |
| 400 | test ax, ax |
405 | test ax, ax |
| Line 409... | Line 414... | ||
| 409 | mov bx, 480 |
414 | mov bx, 480 |
| 410 | mov si, modes_table |
415 | mov si, modes_table |
| 411 | call .loops |
416 | call .loops |
| 412 | test ax, ax |
417 | test ax, ax |
| 413 | jz .ok_found_mode |
418 | jz .ok_found_mode |
| - | 419 | sub cx, 8 |
|
| - | 420 | jnz .find_mode |
|
| Line 414... | Line 421... | ||
| 414 | 421 | ||
| 415 | mov si, modes_table |
422 | mov si, modes_table |
| 416 | if ~ defined extended_primary_loader |
423 | if ~ defined extended_primary_loader |
| Line 472... | Line 479... | ||
| 472 | .loops: |
479 | .loops: |
| 473 | cmp ax, word [es:si] |
480 | cmp ax, word [es:si] |
| 474 | jne .next |
481 | jne .next |
| 475 | cmp bx, word [es:si+2] |
482 | cmp bx, word [es:si+2] |
| 476 | jne .next |
483 | jne .next |
| 477 | cmp word [es:si+8], 32 |
484 | cmp cx, word [es:si+8] |
| 478 | je .ok |
485 | jne .next |
| 479 | cmp word [es:si+8], 24 |
486 | xor ax, ax |
| 480 | je .ok |
487 | ret |
| 481 | .next: |
488 | .next: |
| 482 | add si, size_of_step |
489 | add si, size_of_step |
| 483 | cmp word [es:si], -1 |
490 | cmp word [es:si], -1 |
| 484 | je .exit |
491 | je .exit |
| 485 | jmp .loops |
492 | jmp .loops |
| 486 | .ok: |
- | |
| 487 | xor ax, ax |
- | |
| 488 | ret |
- | |
| 489 | .exit: |
493 | .exit: |
| 490 | or ax, -1 |
494 | or ax, -1 |
| 491 | ret |
495 | ret |