49,12 → 49,6 |
; Read through BIOS? |
cmp [hdpos], 0x80 |
jae .bios |
; hd_read_{dma,pio} use old ATA with 28 bit for sector number |
cmp eax, 0x10000000 |
jb @f |
inc [hd_error] |
jmp return_01 |
@@: |
; DMA read is permitted if [allow_dma_access]=1 or 2 |
cmp [allow_dma_access], 2 |
ja .nodma |
241,8 → 235,6 |
|
align 4 |
cache_write_pio: |
cmp dword[esi],0x10000000 |
jae .bad |
; call disable_ide_int |
|
call wait_for_hd_idle |
303,9 → 295,6 |
pop esi ecx |
|
ret |
.bad: |
inc [hd_error] |
ret |
|
save_hd_wait_timeout: |
|
697,9 → 686,6 |
write_cache_chain: |
cmp [hdpos], 0x80 |
jae bd_write_cache_chain |
mov eax,[cache_chain_ptr] |
cmp dword[eax],0x10000000 |
jae .bad |
push esi |
mov eax, IDE_descriptor_table |
mov edx,eax |
793,9 → 779,6 |
jnz hd_write_error_dma |
pop esi |
ret |
.bad: |
inc [hd_error] |
ret |
|
uglobal |
IDEContrRegsBaseAddr dw ? |