0,0 → 1,153 |
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;; ;; |
;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;; |
;; Distributed under terms of the GNU General Public License ;; |
;; ;; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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$Revision$ |
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;**************************************************** |
; ïîèñê ëîãè÷åñêèõ äèñêîâ íà îáíàðóæåííûõ HDD |
; è çàíåñåíèå äàííûõ â îáëàñòü òàáëèöû |
; àâòîð Mario79 |
;**************************************************** |
mov [transfer_adress],DRIVE_DATA+0xa |
search_partitions_ide0: |
test [DRIVE_DATA+1],byte 0x40 |
jz search_partitions_ide1 |
mov [hdbase],0x1f0 |
mov [hdid],0x0 |
mov [hdpos],1 |
mov [fat32part],1 |
search_partitions_ide0_1: |
call set_FAT32_variables |
cmp [problem_partition],0 |
jne search_partitions_ide1 |
inc byte [DRIVE_DATA+2] |
call partition_data_transfer |
add [transfer_adress],100 |
inc [fat32part] |
jmp search_partitions_ide0_1 |
|
search_partitions_ide1: |
test [DRIVE_DATA+1],byte 0x10 |
jz search_partitions_ide2 |
mov [hdbase],0x1f0 |
mov [hdid],0x10 |
mov [hdpos],2 |
mov [fat32part],1 |
search_partitions_ide1_1: |
call set_FAT32_variables |
cmp [problem_partition],0 |
jne search_partitions_ide2 |
inc byte [DRIVE_DATA+3] |
call partition_data_transfer |
add [transfer_adress],100 |
inc [fat32part] |
jmp search_partitions_ide1_1 |
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search_partitions_ide2: |
test [DRIVE_DATA+1],byte 0x4 |
jz search_partitions_ide3 |
mov [hdbase],0x170 |
mov [hdid],0x0 |
mov [hdpos],3 |
mov [fat32part],1 |
search_partitions_ide2_1: |
call set_FAT32_variables |
cmp [problem_partition],0 |
jne search_partitions_ide3 |
inc byte [DRIVE_DATA+4] |
call partition_data_transfer |
add [transfer_adress],100 |
inc [fat32part] |
jmp search_partitions_ide2_1 |
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search_partitions_ide3: |
test [DRIVE_DATA+1],byte 0x1 |
jz end_search_partitions_ide |
mov [hdbase],0x170 |
mov [hdid],0x10 |
mov [hdpos],4 |
mov [fat32part],1 |
search_partitions_ide3_1: |
call set_FAT32_variables |
cmp [problem_partition],0 |
jne end_search_partitions_ide |
inc byte [DRIVE_DATA+5] |
call partition_data_transfer |
add [transfer_adress],100 |
inc [fat32part] |
jmp search_partitions_ide3_1 |
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end_search_partitions_ide: |
mov [hdpos], 80h |
mov ecx, [NumBiosDisks] |
test ecx, ecx |
jz end_search_partitions |
start_search_partitions_bd: |
push ecx |
mov eax, [hdpos] |
and [BiosDiskPartitions+(eax-80h)*4], 0 |
mov [fat32part], 1 |
search_partitions_bd: |
call set_FAT32_variables |
cmp [problem_partition], 0 |
jne end_search_partitions_bd |
mov eax, [hdpos] |
inc [BiosDiskPartitions+(eax-80h)*4] |
call partition_data_transfer |
add [transfer_adress], 100 |
inc [fat32part] |
jmp search_partitions_bd |
end_search_partitions_bd: |
pop ecx |
inc [hdpos] |
loop start_search_partitions_bd |
jmp end_search_partitions |
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partition_data_transfer: |
mov edi,[transfer_adress] |
mov esi,PARTITION_START |
mov ecx,(file_system_data_size+3)/4 |
rep movsd |
ret |
uglobal |
transfer_adress dd 0 |
endg |
partition_data_transfer_1: |
; cli |
push edi |
mov edi,PARTITION_START |
mov esi,[transfer_adress] |
mov ecx,(file_system_data_size+3)/4 |
rep movsd |
pop edi |
; sti |
ret |
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end_search_partitions: |
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;PARTITION_START dd 0x3f |
;PARTITION_END dd 0 |
;SECTORS_PER_FAT dd 0x1f3a |
;NUMBER_OF_FATS dd 0x2 |
;SECTORS_PER_CLUSTER dd 0x8 |
;BYTES_PER_SECTOR dd 0x200 ; Note: if BPS <> 512 need lots of changes |
;ROOT_CLUSTER dd 2 ; first rootdir cluster |
;FAT_START dd 0 ; start of fat table |
;ROOT_START dd 0 ; start of rootdir (only fat16) |
;ROOT_SECTORS dd 0 ; count of rootdir sectors (only fat16) |
;DATA_START dd 0 ; start of data area (=first cluster 2) |
;LAST_CLUSTER dd 0 ; last availabe cluster |
;ADR_FSINFO dd 0 ; used only by fat32 |
; |
;fatRESERVED dd 0x0FFFFFF6 |
;fatBAD dd 0x0FFFFFF7 |
;fatEND dd 0x0FFFFFF8 |
;fatMASK dd 0x0FFFFFFF |
; |
;fat_type db 0 ; 0=none, 16=fat16, 32=fat32 |
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Property changes: |
Added: svn:keywords |
+Rev |
\ No newline at end of property |