| 478,10 → 478,10 |
|---|
| ret |
| |
| iglobal |
| align 4 |
| align 8 |
| ; note that IDE descriptor table must be 4-byte aligned and do not cross 4K boundary |
| IDE_descriptor_table: |
| dd IDE_DMA |
| dd IDE_DMA+(0x100000000-OS_BASE) |
| dw 0x2000 |
| dw 0x8000 |
| |
| 579,7 → 579,7 |
|---|
| mov eax, [esp+4] |
| sub eax, [dma_cur_sector] |
| shl eax, 9 |
| add eax, (OS_BASE+IDE_DMA) |
| add eax, IDE_DMA |
| push ecx esi edi |
| mov esi, eax |
| shl edi, 9 |
| 598,7 → 598,7 |
|---|
| ret |
| .notread: |
| mov eax, IDE_descriptor_table |
| mov dword [eax], IDE_DMA |
| mov dword [eax], IDE_DMA+(0x100000000-OS_BASE) |
| mov word [eax+4], 0x2000 |
| sub eax, OS_BASE |
| mov dx, [IDEContrRegsBaseAddr] |
| 694,8 → 694,8 |
|---|
| shl esi, 9 |
| call calculate_cache_2 |
| add esi,eax |
| mov edi, (OS_BASE+IDE_DMA) |
| mov dword [edx], IDE_DMA |
| mov edi, IDE_DMA |
| mov dword [edx], IDE_DMA+(0x100000000-OS_BASE) |
| movzx ecx, [cache_chain_size] |
| shl ecx, 9 |
| mov word [edx+4], cx |