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• This comparison shows the changes necessary to convert path

  → /kernel/trunk/blkdev/hd_drv.inc @ 388

  → /kernel/trunk/blkdev/hd_drv.inc @ 389

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Regard whitespace Rev 388 → Rev 389

/kernel/trunk/blkdev/hd_drv.inc
25,7 → 25,7
push ecx esi edi ; scan cache
mov ecx,cache_max ; entries in cache
mov esi,0x600000+8
mov esi,OS_BASE+0x600000+8
mov edi,1
hdreadcache:
54,7 → 54,7
call hd_read_pio
@@:
lea esi,[edi*8+0x600000]
lea esi,[edi*8+OS_BASE+0x600000]
mov [esi],eax ; sector number
mov dword [esi+4],1 ; hd read - mark as same as in hd
62,7 → 62,7
mov esi,edi
shl esi,9
add esi,0x600000+65536
add esi,OS_BASE+0x600000+65536
mov edi,ebx
mov ecx,512/4
cld
115,7 → 115,7
cli
push edi
shl edi,9
add edi,0x600000+65536
add edi,OS_BASE+0x600000+65536
mov ecx,256
mov edx,[hdbase]
cld
153,7 → 153,7
; check if the cache already has the sector and overwrite it
mov ecx,cache_max
mov esi,0x600000+8
mov esi,OS_BASE+0x600000+8
mov edi,1
hdwritecache:
178,7 → 178,7
cmp [hd_error],0
jne hd_write_access_denied
lea esi,[edi*8+0x600000]
lea esi,[edi*8+OS_BASE+0x600000]
mov [esi],eax ; sector number
yes_in_cache_write:
186,7 → 186,7
mov dword [esi+4],2 ; write - differs from hd
shl edi,9
add edi,0x600000+65536
add edi,OS_BASE+0x600000+65536
mov esi,ebx
mov ecx,512/4
cld
205,7 → 205,7
; write difference ( 2 ) from cache to hd
mov ecx,cache_max
mov esi,0x600000+8
mov esi,OS_BASE+0x600000+8
mov edi,1
write_cache_more:
323,7 → 323,7
; cli
mov esi,edi
shl esi,9
add esi,0x600000+65536 ; esi = from memory position
add esi,OS_BASE+0x600000+65536 ; esi = from memory position
mov ecx,256
mov edx,[hdbase]
cld
357,7 → 357,7
inside_cache:
cmp dword [edi*8+0x600000+4],2 ; get cache slot info
cmp dword [edi*8+OS_BASE+0x600000+4],2 ; get cache slot info
jb found_slot ; it's empty or read
dec ecx
jnz search_for_empty
378,7 → 378,7
clear_hd_cache:
push eax ecx edi
mov edi,0x600000
mov edi,OS_BASE+0x600000
mov ecx,16384
xor eax,eax
cld
574,7 → 574,7
align 4
; note that IDE descriptor table must be 4-byte aligned and do not cross 4K boundary
IDE_descriptor_table:
dd 284000h
dd OS_BASE+284000h
dw 2000h
dw 8000h
607,16 → 607,16
out dx, al
call update_counters
mov ebx, [dma_process]
cmp [0x3000], ebx
cmp [CURRENT_TASK], ebx
jz .noswitch
mov [dma_task_switched], 1
mov edi, [dma_slot_ptr]
mov eax, [0x3000]
mov eax, [CURRENT_TASK]
mov [dma_process], eax
mov eax, [0x3010]
mov eax, [TASK_BASE]
mov [dma_slot_ptr], eax
mov [0x3000], ebx
mov [0x3010], edi
mov [CURRENT_TASK], ebx
mov [TASK_BASE], edi
mov byte [0xFFFF], 1
call do_change_task
.noswitch:
638,16 → 638,16
out dx, al
call update_counters
mov ebx, [dma_process]
cmp [0x3000], ebx
cmp [CURRENT_TASK], ebx
jz .noswitch
mov [dma_task_switched], 1
mov edi, [dma_slot_ptr]
mov eax, [0x3000]
mov eax, [CURRENT_TASK]
mov [dma_process], eax
mov eax, [0x3010]
mov eax, [TASK_BASE]
mov [dma_slot_ptr], eax
mov [0x3000], ebx
mov [0x3010], edi
mov [CURRENT_TASK], ebx
mov [TASK_BASE], edi
mov byte [0xFFFF], 1
call do_change_task
.noswitch:
668,11 → 668,11
mov eax, [esp+4]
sub eax, [dma_cur_sector]
shl eax, 9
add eax, 0x284000
add eax, OS_BASE+0x284000
push ecx esi edi
mov esi, eax
shl edi, 9
add edi, 0x610000
add edi, OS_BASE+0x610000
mov ecx, 512/4
cld
rep movsd
681,9 → 681,9
pop eax
ret
.notread:
mov eax, IDE_descriptor_table
mov dword [eax], 0x284000
mov word [eax+4], 0x2000
mov eax, IDE_descriptor_table-OS_BASE
mov dword [eax+OS_BASE], 0x284000
mov word [eax+4+OS_BASE], 0x2000
mov dx, [IDEContrRegsBaseAddr]
cmp [hdbase], 0x1F0
jz @f
734,9 → 734,9
@@:
mov al, 9
out dx, al
mov eax, [0x3000]
mov eax, [CURRENT_TASK]
mov [dma_process], eax
mov eax, [0x3010]
mov eax, [TASK_BASE]
mov [dma_slot_ptr], eax
cmp [hdbase], 0x1F0
jnz .ide1
766,7 → 766,7
mov eax, IDE_descriptor_table
mov edx, [cache_chain_pos]
shl edx, 9
add edx, 0x610000
add edx, OS_BASE+0x610000
mov [eax], edx
movzx edx, [cache_chain_size]
shl edx, 9
777,7 → 777,7
mov eax, IDE_descriptor_table
mov edx, edi
shl edx, 9
add edx, 0x610000
add edx, OS_BASE+0x610000
mov [eax], edx
mov word [eax+4], 0x200
do_write_dma:
832,9 → 832,9
@@:
mov al, 1
out dx, al
mov eax, [0x3000]
mov eax, [CURRENT_TASK]
mov [dma_process], eax
mov eax, [0x3010]
mov eax, [TASK_BASE]
mov [dma_slot_ptr], eax
cmp [hdbase], 0x1F0
jnz .ide1