forked from KolibriOS/kolibrios
sysfunction 70 cleaning
git-svn-id: svn://kolibrios.org@6464 a494cfbc-eb01-0410-851d-a64ba20cac60
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pathoswithin
parent
1d995e8c33
commit
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@ -455,16 +455,12 @@ SendCommandToHDD_1:
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cmp [ATAAddressMode], 1
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ja @@Err2_4
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; Проверить корректность номера канала
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mov bx, [ChannelNumber]
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cmp bx, 1
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jb @@Err3_4
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cmp bx, 2
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movzx ebx, [ChannelNumber]
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dec ebx
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cmp ebx, 1
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ja @@Err3_4
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; Установить базовый адрес
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dec bx
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shl ebx, 2
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movzx ebx, bx
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mov eax, [cdpos]
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dec eax
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shr eax, 2
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@ -1144,15 +1144,37 @@ dyndisk_handler:
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jmp file_system_lfn.maindir_noesi
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.haspartition:
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; 12. The fs operation has specified some partition.
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; 12a. Store parameters for callback functions.
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push edx
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push ecx
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; 12b. Store callback functions.
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push dyndisk_cleanup
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push fs_dyndisk
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mov edi, esp
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; 12c. Let the procedure from fs_lfn.inc do the job.
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jmp file_system_lfn.found2
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xor eax, eax
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lodsb
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sub eax, '0'
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jz .dyndisk_cleanup
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cmp eax, 10
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jnc .dyndisk_cleanup
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mov ecx, eax
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lodsb
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cmp eax, '/'
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jz @f
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test eax, eax
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jnz .dyndisk_cleanup
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dec esi
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@@:
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cmp byte [esi], 0
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jnz @f
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test ebp, ebp
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jz @f
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mov esi, ebp
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xor ebp, ebp
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@@:
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jmp fs_dyndisk
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.dyndisk_cleanup:
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pop esi
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pop edx
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mov dword [esp+32], ERROR_FILE_NOT_FOUND
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jmp .cleanup_esi
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.access_denied:
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; 13. Fail the operation with the appropriate code.
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mov dword [esp+32], ERROR_ACCESS_DENIED
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@ -1168,17 +1190,12 @@ dyndisk_handler:
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; 15. Return.
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ret
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; This is a callback for cleaning up things called from file_system_lfn.found2.
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dyndisk_cleanup:
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mov esi, [edi+8]
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mov edx, [edi+12]
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jmp dyndisk_handler.cleanup_esi
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; This is a callback for enumerating partitions called from
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; file_system_lfn.maindir in the case of inserted media.
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; It just increments eax until DISK.NumPartitions reached and then
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; cleans up.
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fs_dyndisk_next:
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mov ecx, [esp+8]
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cmp eax, [ecx+DISK.NumPartitions]
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jae .nomore
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inc eax
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@ -1203,6 +1220,7 @@ fs_dyndisk_next_nomedia:
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clc
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ret
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.nomore:
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mov ecx, [esp+8]
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pusha
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mov esi, ecx
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call disk_dereference
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@ -1210,13 +1228,11 @@ fs_dyndisk_next_nomedia:
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stc
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ret
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; This is a callback for doing real work with selected partition.
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; Currently this is just placeholder, since no file systems are supported.
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; edi = esp -> {dd fs_dyndisk, dd dyndisk_cleanup, dd pointer to DISK, dd media object}
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; esp -> {dd pointer to DISK, dd media object}
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; ecx = partition number, esi+ebp = ASCIIZ name
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fs_dyndisk:
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dec ecx ; convert to zero-based partition index
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pop edx edx edx ; edx = pointer to DISK, dword [esp] = NULL or edx
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pop edx ; edx = pointer to DISK, dword [esp] = NULL or edx
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; If the driver does not support insert notifications and we are the only fs
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; operation with this disk, ask the driver whether the media
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; was inserted/removed/changed. Otherwise, assume that media status is valid.
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@ -46,7 +46,7 @@ FindHDD_2:
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add [DeviceNumber], sizeof.HD_DATA
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shl byte [ebx+DRIVE_DATA], 2
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FindHDD_1:
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DEBUGF 1, "K : Channel %d ",[ChannelNumber]:2
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DEBUGF 1, "K : Channel %d ",[ChannelNumber]:1
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DEBUGF 1, "Disk %d\n",[DiskNumber]:1
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push ebx ecx
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call ReadHDD_ID
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@ -83,17 +83,14 @@ FindHDD_1:
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add [ebx+DRIVE_DATA], byte 2
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;--------------------------------------
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.Print_Device_Name:
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.Print_Device_Name:
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pushad
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pushfd
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xor ebx, ebx
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mov bx, [ChannelNumber]
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movzx ebx, [ChannelNumber]
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dec ebx
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shl ebx, 1
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add bl, [DiskNumber]
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shl ebx, 1
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call calculate_IDE_device_values_storage
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;--------------------------------------
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.copy_dev_name:
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@ -245,7 +242,7 @@ uglobal
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; Стандартные базовые адреса каналов 1 и 2
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StandardATABases dw ?, ? ; 1F0h, 170h
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; Номер канала
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ChannelNumber dw ?
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ChannelNumber db ?
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; Номер диска
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DiskNumber db ?
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DeviceNumber db ?
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@ -291,16 +288,12 @@ SendCommandToHDD:
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cmp [ATAAddressMode], 1
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ja @@Err2
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; Проверить корректность номера канала
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mov bx, [ChannelNumber]
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cmp bx, 1
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jb @@Err3
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cmp bx, 2
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movzx ebx, [ChannelNumber]
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dec ebx
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cmp ebx, 1
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ja @@Err3
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; Установить базовый адрес
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dec bx
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shl bx, 1
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movzx ebx, bx
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shl ebx, 1
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mov ax, [ebx+StandardATABases]
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mov [ATABasePortAddr], ax
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; Ожидание готовности HDD к приему команды
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@ -449,16 +442,12 @@ ReadCD_ID:
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;*************************************************
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DeviceReset:
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; Проверить корректность номера канала
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mov bx, [ChannelNumber]
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cmp bx, 1
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jb @@Err3_2
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cmp bx, 2
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movzx ebx, [ChannelNumber]
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dec ebx
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cmp ebx, 1
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ja @@Err3_2
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; Установить базовый адрес
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dec bx
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shl bx, 1
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movzx ebx, bx
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shl ebx, 1
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mov dx, [ebx+StandardATABases]
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mov [ATABasePortAddr], dx
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; Выбрать нужный диск
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File diff suppressed because it is too large
Load Diff
@ -5239,7 +5239,7 @@ syscall_cdaudio:
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shr eax, 1
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and eax, 1
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inc eax
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mov [ChannelNumber], ax
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mov [ChannelNumber], al
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mov eax, ecx
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and eax, 1
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mov [DiskNumber], al
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