| /kernel/trunk/fs/fat32.inc |
|---|
| 1973,11 → 1973,13 |
| push eax edx |
| call disable_ide_int |
| call wait_for_hd_idle |
| cmp [hd_error],0 |
| jne hd_read_error |
| cli |
| ; cli |
| xor eax,eax |
| mov edx,[hdbase] |
| inc edx |
| 2003,7 → 2005,7 |
| inc edx |
| mov al,20h |
| out dx,al ; ATACommand ॣ¨áâà ª®¬ ¤ |
| sti |
| ; sti |
| call wait_for_sector_buffer |
| 2010,7 → 2012,7 |
| cmp [hd_error],0 |
| jne hd_read_error |
| cli |
| ; cli |
| push edi |
| shl edi,9 |
| add edi,0x600000+65536 |
| 2019,8 → 2021,10 |
| cld |
| rep insw |
| pop edi |
| sti |
| ; sti |
| call enable_ide_int |
| pop edx eax |
| blok_read_2: |
| lea esi,[edi*8+0x600000] |
| 2040,7 → 2044,20 |
| pop edi esi ecx |
| ret |
| disable_ide_int: |
| mov edx,[hdbase] |
| add edx,0x206 |
| mov al,2 |
| out dx,al |
| ret |
| enable_ide_int: |
| mov edx,[hdbase] |
| add edx,0x206 |
| mov al,0 |
| out dx,al |
| ret |
| hd_write: |
| ;----------------------------------------------------------- |
| ; input : eax = block |
| 2119,11 → 2136,13 |
| cmp eax,[PARTITION_END] |
| ja danger |
| call disable_ide_int |
| call wait_for_hd_idle |
| cmp [hd_error],0 |
| jne hd_write_error |
| cli |
| ; cli |
| xor eax,eax |
| mov edx,[hdbase] |
| inc edx |
| 2149,7 → 2168,7 |
| inc edx |
| mov al,30h |
| out dx,al |
| sti |
| ; sti |
| call wait_for_sector_buffer |
| 2158,7 → 2177,7 |
| push ecx esi |
| cli |
| ; cli |
| mov esi,edi |
| shl esi,9 |
| add esi,0x600000+65536 ; esi = from memory position |
| 2166,10 → 2185,12 |
| mov edx,[hdbase] |
| cld |
| rep outsw |
| sti |
| ; sti |
| pop esi ecx |
| call enable_ide_int |
| danger: |
| does_not_need_writing: |