Rev 593 | Rev 750 | Go to most recent revision | Show entire file | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed
| Rev 593 | Rev 594 | ||
|---|---|---|---|
| Line -... | Line 1... | ||
| - | 1 | $Revision: 594 $ |
|
| 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| 2 | ;; ;; |
3 | ;; ;; |
| 3 | ;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;; |
4 | ;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;; |
| 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; Distributed under terms of the GNU General Public License ;; |
| 5 | ;; ;; |
6 | ;; ;; |
| Line 19... | Line 20... | ||
| 19 | ;; ;; |
20 | ;; ;; |
| 20 | ;; See file COPYING for details ;; |
21 | ;; See file COPYING for details ;; |
| 21 | ;; ;; |
22 | ;; ;; |
| 22 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
23 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| Line 23... | Line -... | ||
| 23 | - | ||
| 24 | $Revision: 593 $ |
- | |
| Line 25... | Line 24... | ||
| 25 | 24 | ||
| 26 | 25 | ||
| 27 | ;*************************************************************************** |
26 | ;*************************************************************************** |
| 28 | ; Function |
27 | ; Function |
| Line 373... | Line 372... | ||
| 373 | pci_emu_dat: times 30*10 db 0 |
372 | pci_emu_dat: times 30*10 db 0 |
| Line 374... | Line 373... | ||
| 374 | 373 | ||
| 375 | ;-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= |
374 | ;-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= |
| 376 | align 4 |
375 | align 4 |
| 377 | sys_pcibios: |
- | |
| 378 | cmp [pci_access_enabled], 1 |
- | |
| 379 | jne .unsupported_func |
- | |
| 380 | mov edi, [pci_bios_entry] |
- | |
| 381 | test edi, edi |
- | |
| 382 | jz .emulate_bios |
376 | sys_pcibios: |
| 383 | xchg ebx, eax |
377 | xchg ebx, eax |
| 384 | xchg ecx, eax |
378 | xchg ecx, eax |
| 385 | xchg edx, eax |
379 | xchg edx, eax |
| 386 | xchg esi, eax |
380 | xchg esi, eax |
| - | 381 | xchg edi, eax |
|
| - | 382 | cmp [pci_access_enabled], 1 |
|
| - | 383 | jne .unsupported_func |
|
| - | 384 | cmp [pci_bios_entry], 0 |
|
| Line 387... | Line 385... | ||
| 387 | mov edi, eax |
385 | jz .emulate_bios |
| 388 | 386 | ||
| 389 | push ds |
387 | push ds |
| 390 | mov ax, pci_data_sel |
388 | mov ax, pci_data_sel |
| - | 389 | mov ds, ax |
|
| 391 | mov ds, ax |
390 | mov eax, ebp |
| 392 | mov eax, ebp |
391 | mov ah, 0B1h |
| Line 393... | Line 392... | ||
| 393 | call pword [cs:pci_bios_entry] |
392 | call pword [cs:pci_bios_entry] |
| 394 | pop ds |
393 | pop ds |
| 395 | 394 | ||
| 396 | jmp .return |
395 | jmp .return |
| 397 | ;-=-=-=-=-=-=-=-= |
396 | ;-=-=-=-=-=-=-=-= |
| 398 | .emulate_bios: |
397 | .emulate_bios: |
| 399 | cmp ebp, 1 ; PCI_FUNCTION_ID |
- | |
| 400 | jnz .not_PCI_BIOS_PRESENT |
398 | cmp ebp, 1 ; PCI_FUNCTION_ID |
| 401 | mov edx, 'PCI ' |
399 | jnz .not_PCI_BIOS_PRESENT |
| 402 | xor ah, ah |
400 | mov edx, 'PCI ' |
| - | 401 | mov al, [OS_BASE+0x2F0000 + 0x9020] |
|
| 403 | mov al, [OS_BASE+0x2F0000 + 0x9020] |
402 | mov bx, [OS_BASE+0x2F0000 + 0x9022] |
| Line 404... | Line 403... | ||
| 404 | mov bx, [OS_BASE+0x2F0000 + 0x9022] |
403 | mov cl, [OS_BASE+0x2F0000 + 0x9021] |
| 405 | mov cl, [OS_BASE+0x2F0000 + 0x9021] |
404 | xor ah, ah |
| 406 | jmp .return |
405 | jmp .return_abcd |
| 407 | 406 | ||
| 408 | .not_PCI_BIOS_PRESENT: |
407 | .not_PCI_BIOS_PRESENT: |
| 409 | cmp ebp, 2 ; FIND_PCI_DEVICE |
408 | cmp ebp, 2 ; FIND_PCI_DEVICE |
| 410 | jne .not_FIND_PCI_DEVICE |
409 | jne .not_FIND_PCI_DEVICE |
| 411 | mov esi, pci_emu_dat |
410 | mov ebx, pci_emu_dat |
| 412 | ..nxt: cmp [esi], cx |
411 | ..nxt: cmp [ebx], dx |
| 413 | jne ..no |
412 | jne ..no |
| 414 | cmp [esi + 2], bx |
413 | cmp [ebx + 2], cx |
| 415 | jne ..no |
414 | jne ..no |
| 416 | dec dx |
415 | dec si |
| 417 | jns ..no |
416 | jns ..no |
| 418 | mov bx, [esi + 4] |
417 | mov bx, [ebx + 4] |
| 419 | xor ah, ah |
418 | xor ah, ah |
| 420 | jmp .return |
419 | jmp .return_ab |
| 421 | ..no: cmp word[esi], 0 |
420 | ..no: cmp word[ebx], 0 |
| 422 | je ..dev_not_found |
421 | je ..dev_not_found |
| 423 | add esi, 10 |
422 | add ebx, 10 |
| Line 424... | Line 423... | ||
| 424 | jmp ..nxt |
423 | jmp ..nxt |
| 425 | ..dev_not_found: |
424 | ..dev_not_found: |
| 426 | mov ah, 0x86 ; DEVICE_NOT_FOUND |
425 | mov ah, 0x86 ; DEVICE_NOT_FOUND |
| 427 | jmp .return |
426 | jmp .return_a |
| 428 | 427 | ||
| 429 | .not_FIND_PCI_DEVICE: |
428 | .not_FIND_PCI_DEVICE: |
| 430 | cmp ebp, 3 ; FIND_PCI_CLASS_CODE |
429 | cmp ebp, 3 ; FIND_PCI_CLASS_CODE |
| 431 | jne .not_FIND_PCI_CLASS_CODE |
430 | jne .not_FIND_PCI_CLASS_CODE |
| 432 | mov esi, pci_emu_dat |
431 | mov esi, pci_emu_dat |
| 433 | shl ebx, 8 |
432 | shl ecx, 8 |
| 434 | ..nxt2: cmp [esi], ebx |
433 | ..nxt2: cmp [esi], ecx |
| 435 | jne ..no2 |
434 | jne ..no2 |
| 436 | mov bx, [esi] |
435 | mov bx, [esi] |
| 437 | xor ah, ah |
436 | xor ah, ah |
| 438 | jmp .return |
- | |
| 439 | ..no2: cmp dword[esi], 0 |
- | |
| 440 | je ..dev_not_found2 |
- | |
| Line 441... | Line 437... | ||
| 441 | add esi, 10 |
437 | jmp .return_ab |
| 442 | jmp ..nxt2 |
438 | ..no2: cmp dword[esi], 0 |
| 443 | ..dev_not_found2: |
439 | je ..dev_not_found |
| 444 | mov ah, 0x86 ; DEVICE_NOT_FOUND |
440 | add esi, 10 |
| 445 | jmp .return |
441 | jmp ..nxt2 |
| 446 | 442 | ||
| 447 | .not_FIND_PCI_CLASS_CODE: |
443 | .not_FIND_PCI_CLASS_CODE: |
| 448 | cmp ebp, 8 ; READ_CONFIG_* |
444 | cmp ebp, 8 ; READ_CONFIG_* |
| - | 445 | jb .not_READ_CONFIG |
|
| 449 | jb .not_READ_CONFIG |
446 | cmp ebp, 0x0A |
| 450 | cmp ebp, 0x0A |
447 | ja .not_READ_CONFIG |
| 451 | ja .not_READ_CONFIG |
448 | mov eax, ebp |
| 452 | mov ebx, esi |
449 | mov ah, bh |
| 453 | mov bh, al |
450 | mov edx, edi |
| 454 | mov edx, ebp |
451 | mov bh, bl |
| 455 | mov al, dl |
452 | mov bl, dl |
| 456 | call pci_read_reg |
453 | call pci_read_reg |
| 457 | mov ecx, eax |
454 | mov ecx, eax |
| 458 | xor ah, ah ; SUCCESSFUL |
455 | xor ah, ah ; SUCCESSFUL |
| 459 | jmp .return |
456 | jmp .return_abc |
| 460 | .not_READ_CONFIG: |
457 | .not_READ_CONFIG: |
| 461 | cmp ebp, 0x0B ; WRITE_CONFIG_* |
458 | cmp ebp, 0x0B ; WRITE_CONFIG_* |
| 462 | jb .not_WRITE_CONFIG |
459 | jb .not_WRITE_CONFIG |
| 463 | cmp ebp, 0x0D |
- | |
| 464 | ja .not_WRITE_CONFIG |
460 | cmp ebp, 0x0D |
| 465 | mov ecx, ebx |
461 | ja .not_WRITE_CONFIG |
| 466 | mov ebx, esi |
462 | lea eax, [ebp+1] |
| 467 | mov bh, al |
463 | mov ah, bh |
| 468 | mov edx, ebp |
464 | mov edx, edi |
| 469 | inc edx |
465 | mov bh, bl |
| 470 | mov al, dl |
466 | mov bl, dl |
| 471 | call pci_write_reg |
467 | call pci_write_reg |
| 472 | xor ah, ah ; SUCCESSFUL |
468 | xor ah, ah ; SUCCESSFUL |
| 473 | jmp .return |
469 | jmp .return_abc |
| 474 | .not_WRITE_CONFIG: |
470 | .not_WRITE_CONFIG: |
| - | 471 | .unsupported_func: |
|
| 475 | .unsupported_func: |
472 | mov ah, 0x81 ; FUNC_NOT_SUPPORTED |
| - | 473 | .return:mov dword[esp + 8 ], edi |
|
| - | 474 | mov dword[esp + 12], esi |
|
| - | 475 | .return_abcd: |
|
| 476 | mov ah, 0x81 ; FUNC_NOT_SUPPORTED |
476 | mov dword[esp + 28], edx |
| 477 | .return:mov dword[esp + 8 ], edi |
477 | .return_abc: |