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| 3 | ;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;; |
3 | ;; Copyright (C) KolibriOS team 2004-2007. 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: 593 $ |
8 | $Revision: 597 $ |
| 9 | 9 | ||
| Line 475... | Line 475... | ||
| 475 | dd IDE_DMA |
475 | dd IDE_DMA |
| 476 | dw 0x2000 |
476 | dw 0x2000 |
| 477 | dw 0x8000 |
477 | dw 0x8000 |
| Line 478... | Line 478... | ||
| 478 | 478 | ||
| - | 479 | dma_cur_sector dd not 40h |
|
| 479 | dma_cur_sector dd not 40h |
480 | dma_hdpos dd 0 |
| 480 | irq14_func dd hdd_irq_null |
481 | irq14_func dd hdd_irq_null |
| 481 | irq15_func dd hdd_irq_null |
482 | irq15_func dd hdd_irq_null |
| Line 482... | Line 483... | ||
| 482 | endg |
483 | endg |
| Line 555... | Line 556... | ||
| 555 | 556 | ||
| 556 | align 4 |
557 | align 4 |
| 557 | hd_read_dma: |
558 | hd_read_dma: |
| 558 | push eax |
559 | push eax |
| - | 560 | push edx |
|
| - | 561 | mov edx,[dma_hdpos] |
|
| - | 562 | cmp edx,[hdpos] |
|
| 559 | push edx |
563 | jne .notread |
| 560 | mov edx, [dma_cur_sector] |
564 | mov edx, [dma_cur_sector] |
| 561 | cmp eax, edx |
565 | cmp eax, edx |
| 562 | jb .notread |
566 | jb .notread |
| 563 | add edx, 15 |
567 | add edx, 15 |
| Line 657... | Line 661... | ||
| 657 | .wait_ide1: |
661 | .wait_ide1: |
| 658 | call wait_for_sector_dma_ide1 |
662 | call wait_for_sector_dma_ide1 |
| 659 | @@: |
663 | @@: |
| 660 | cmp [hd_error], 0 |
664 | cmp [hd_error], 0 |
| 661 | jnz hd_read_error |
665 | jnz hd_read_error |
| - | 666 | mov eax,[hdpos] |
|
| - | 667 | mov [dma_hdpos],eax |
|
| 662 | pop edx |
668 | pop edx |
| 663 | pop eax |
669 | pop eax |
| 664 | mov [dma_cur_sector], eax |
670 | mov [dma_cur_sector], eax |
| 665 | jmp hd_read_dma |
671 | jmp hd_read_dma |