forked from KolibriOS/kolibrios
NTFS reader, part 1: read root directory
git-svn-id: svn://kolibrios.org@256 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
parent
af99f0b88d
commit
b308bbdde7
@ -21,6 +21,7 @@ hd_read:
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; input : eax = block to read
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; input : eax = block to read
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; ebx = destination
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; ebx = destination
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;-----------------------------------------------------------
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;-----------------------------------------------------------
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and [hd_error], 0
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push ecx esi edi ; scan cache
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push ecx esi edi ; scan cache
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mov ecx,cache_max ; entries in cache
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mov ecx,cache_max ; entries in cache
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@ -189,7 +189,7 @@ set_FAT:
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jb sfc_error
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jb sfc_error
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cmp eax,[LAST_CLUSTER]
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cmp eax,[LAST_CLUSTER]
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ja sfc_error
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ja sfc_error
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cmp [fat_type],16
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cmp [fs_type],16
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je sfc_1
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je sfc_1
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add eax,eax
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add eax,eax
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sfc_1:
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sfc_1:
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@ -217,7 +217,7 @@ set_FAT:
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sfc_in_cache:
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sfc_in_cache:
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cmp [fat_type],16
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cmp [fs_type],16
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jne sfc_test32
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jne sfc_test32
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sfc_set16:
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sfc_set16:
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@ -253,7 +253,7 @@ get_FAT:
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;--------------------------------
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;--------------------------------
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push ebx esi
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push ebx esi
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cmp [fat_type],16
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cmp [fs_type],16
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je gfc_1
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je gfc_1
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add eax,eax
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add eax,eax
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gfc_1:
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gfc_1:
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@ -381,7 +381,7 @@ analyze_directory:
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jnb adr_data_cluster
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jnb adr_data_cluster
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mov eax,[ROOT_CLUSTER] ; if cluster < 2 then read rootdir
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mov eax,[ROOT_CLUSTER] ; if cluster < 2 then read rootdir
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cmp [fat_type],16
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cmp [fs_type],16
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jne adr_data_cluster
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jne adr_data_cluster
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mov eax,[ROOT_START]
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mov eax,[ROOT_START]
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mov edx,[ROOT_SECTORS]
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mov edx,[ROOT_SECTORS]
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@ -476,7 +476,7 @@ analyze_directory_to_write:
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jnb adw_data_cluster
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jnb adw_data_cluster
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mov eax,[ROOT_CLUSTER] ; if cluster < 2 then read rootdir
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mov eax,[ROOT_CLUSTER] ; if cluster < 2 then read rootdir
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cmp [fat_type],16
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cmp [fs_type],16
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jne adw_data_cluster
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jne adw_data_cluster
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mov eax,[ROOT_START]
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mov eax,[ROOT_START]
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mov edx,[ROOT_SECTORS]
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mov edx,[ROOT_SECTORS]
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@ -599,7 +599,7 @@ get_data_cluster:
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jnb gdc_cluster
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jnb gdc_cluster
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mov eax,[ROOT_CLUSTER] ; if cluster < 2 then read rootdir
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mov eax,[ROOT_CLUSTER] ; if cluster < 2 then read rootdir
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cmp [fat_type],16
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cmp [fs_type],16
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jne gdc_cluster
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jne gdc_cluster
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mov eax,[ROOT_START]
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mov eax,[ROOT_START]
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mov ecx,[ROOT_SECTORS] ; Note: not cluster size
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mov ecx,[ROOT_SECTORS] ; Note: not cluster size
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@ -817,10 +817,13 @@ makedir:
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; 10 - access denied
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; 10 - access denied
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; Note : can only make one directory at time
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; Note : can only make one directory at time
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;-----------------------------------------------------
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;-----------------------------------------------------
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cmp [fat_type],0
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cmp [fs_type], 16
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jnz make_dir_fat_ok
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jz make_dir_fat_ok
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mov eax,ERROR_UNKNOWN_FS
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cmp [fs_type], 32
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ret
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jz make_dir_fat_ok
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push ERROR_UNKNOWN_FS
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pop eax
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ret
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make_dir_fat_ok:
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make_dir_fat_ok:
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; call reserve_hd1
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; call reserve_hd1
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@ -995,7 +998,7 @@ add_disk_free_space:
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;-----------------------------------------------------
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;-----------------------------------------------------
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test ecx,ecx ; no change
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test ecx,ecx ; no change
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je add_dfs_no
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je add_dfs_no
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cmp [fat_type],32 ; free disk space only used by fat32
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cmp [fs_type],32 ; free disk space only used by fat32
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jne add_dfs_no
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jne add_dfs_no
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push eax ebx
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push eax ebx
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@ -1036,10 +1039,13 @@ file_write:
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; 8 - disk full
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; 8 - disk full
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; 10 - access denied
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; 10 - access denied
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;--------------------------------------------------------------------------
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;--------------------------------------------------------------------------
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cmp [fat_type],0
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cmp [fs_type], 16
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jnz fat_ok_for_writing
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jz fat_ok_for_writing
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mov eax,ERROR_UNKNOWN_FS
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cmp [fs_type], 32
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ret
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jz fat_ok_for_writing
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push ERROR_UNKNOWN_FS
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pop eax
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ret
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fat_ok_for_writing:
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fat_ok_for_writing:
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; call reserve_hd1
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; call reserve_hd1
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@ -1222,8 +1228,10 @@ file_read:
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; 10 - access denied
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; 10 - access denied
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; ebx = size of file/directory
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; ebx = size of file/directory
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;--------------------------------------------------------------------------
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;--------------------------------------------------------------------------
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cmp [fat_type],0
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cmp [fs_type], 16
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jnz fat_ok_for_reading
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jz fat_ok_for_reading
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cmp [fs_type], 32
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jz fat_ok_for_reading
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xor ebx,ebx
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xor ebx,ebx
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mov eax,ERROR_UNKNOWN_FS
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mov eax,ERROR_UNKNOWN_FS
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mov [hd1_status], ebx
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mov [hd1_status], ebx
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@ -1344,7 +1352,7 @@ get_dir_size:
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mov eax,[ROOT_SECTORS]
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mov eax,[ROOT_SECTORS]
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shl eax,9 ; fat16 rootdir size in bytes
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shl eax,9 ; fat16 rootdir size in bytes
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cmp [fat_type],16
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cmp [fs_type],16
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je dir_size_ret
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je dir_size_ret
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mov eax,[ROOT_CLUSTER]
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mov eax,[ROOT_CLUSTER]
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@ -1379,10 +1387,13 @@ file_delete:
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; 5 - file not found
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; 5 - file not found
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; 10 - access denied
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; 10 - access denied
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;-----------------------------------------------------
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;-----------------------------------------------------
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cmp [fat_type],0
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cmp [fs_type], 16
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jnz file_del_fat_ok
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jz file_del_fat_ok
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mov eax,ERROR_UNKNOWN_FS
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cmp [fs_type], 32
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ret
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jz file_del_fat_ok
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push ERROR_UNKNOWN_FS
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pop eax
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ret
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file_del_fat_ok:
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file_del_fat_ok:
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pushad
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pushad
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@ -1665,10 +1676,13 @@ rename:
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; 8 - disk full
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; 8 - disk full
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; 10 - access denied
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; 10 - access denied
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;-----------------------------------------------------------
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;-----------------------------------------------------------
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cmp [fat_type],0
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cmp [fs_type], 16
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jnz fat_ok_for_rename
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jz fat_ok_for_rename
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mov eax,ERROR_UNKNOWN_FS
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cmp [fs_type], 32
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ret
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jz fat_ok_for_rename
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push ERROR_UNKNOWN_FS
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pop eax
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ret
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fat_ok_for_rename:
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fat_ok_for_rename:
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; call reserve_hd1
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; call reserve_hd1
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@ -1825,8 +1839,10 @@ get_hd_info:
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; ebx = total clusters on disk
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; ebx = total clusters on disk
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; ecx = free clusters on disk
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; ecx = free clusters on disk
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;-----------------------------------------------------------
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;-----------------------------------------------------------
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cmp [fat_type],0
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cmp [fs_type], 16
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jnz info_fat_ok
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jz info_fat_ok
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cmp [fs_type], 32
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jz info_fat_ok
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xor edx,edx
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xor edx,edx
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xor ebx,ebx
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xor ebx,ebx
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xor ecx,ecx
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xor ecx,ecx
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@ -1949,7 +1965,7 @@ hd_find_lfn:
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push fat16_root_first
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push fat16_root_first
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push fat16_root_next
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push fat16_root_next
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mov eax, [ROOT_CLUSTER]
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mov eax, [ROOT_CLUSTER]
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cmp [fat_type], 32
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cmp [fs_type], 32
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jz .fat32
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jz .fat32
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.loop:
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.loop:
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call fat_find_lfn
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call fat_find_lfn
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@ -2000,11 +2016,15 @@ hd_find_lfn:
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;
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;
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;--------------------------------------------------------------
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;--------------------------------------------------------------
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fs_HdRead:
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fs_HdRead:
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cmp [fat_type], 0
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cmp [fs_type], 16
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jnz @f
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jz @f
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or ebx, -1
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cmp [fs_type], 32
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mov eax, ERROR_UNKNOWN_FS
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jz @f
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ret
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cmp [fs_type], 1
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jz ntfs_HdRead
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or ebx, -1
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mov eax, ERROR_UNKNOWN_FS
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ret
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@@:
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@@:
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push edi
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push edi
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cmp byte [esi], 0
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cmp byte [esi], 0
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@ -2155,6 +2175,17 @@ fs_HdRead:
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;
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;
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;--------------------------------------------------------------
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;--------------------------------------------------------------
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fs_HdReadFolder:
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fs_HdReadFolder:
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cmp [fs_type], 1
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jz ntfs_HdReadFolder
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cmp [fs_type], 16
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jz @f
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cmp [fs_type], 32
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jz @f
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push ERROR_UNSUPPORTED_FS
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pop eax
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or ebx, -1
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ret
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@@:
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mov eax, [ROOT_CLUSTER]
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mov eax, [ROOT_CLUSTER]
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push edi
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push edi
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cmp byte [esi], 0
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cmp byte [esi], 0
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@ -2195,7 +2226,7 @@ fs_HdReadFolder:
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mov [cluster_tmp], eax
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mov [cluster_tmp], eax
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test eax, eax
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test eax, eax
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jnz @f
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jnz @f
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cmp [fat_type], 32
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cmp [fs_type], 32
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jz .notfound
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jz .notfound
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mov eax, [ROOT_START]
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mov eax, [ROOT_START]
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push [ROOT_SECTORS]
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push [ROOT_SECTORS]
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@ -2525,8 +2556,13 @@ fshrfs:
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ret
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ret
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fs_HdRewrite:
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fs_HdRewrite:
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cmp [fat_type], 0
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cmp [fs_type], 1
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jz fshrfs
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jz ntfs_HdRewrite
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cmp [fs_type], 16
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jz @f
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cmp [fs_type], 32
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jnz fshrfs
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@@:
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cmp byte [esi], 0
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cmp byte [esi], 0
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jz fshrad
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jz fshrad
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pushad
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pushad
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@ -2545,7 +2581,7 @@ fs_HdRewrite:
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test ebp, ebp
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test ebp, ebp
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jnz .noroot
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jnz .noroot
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mov ebp, [ROOT_CLUSTER]
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mov ebp, [ROOT_CLUSTER]
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cmp [fat_type], 32
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cmp [fs_type], 32
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jz .pushnotroot
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jz .pushnotroot
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push fat16_root_extend_dir
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push fat16_root_extend_dir
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push fat16_root_end_write
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push fat16_root_end_write
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@ -2944,7 +2980,7 @@ fs_HdRewrite:
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;----------------------------------------------------------------
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;----------------------------------------------------------------
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;
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;
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; fs_HdWrite - LFN variant for writing to floppy
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; fs_HdWrite - LFN variant for writing to hard disk
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;
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;
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; esi points to filename
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; esi points to filename
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; ebx pointer to 64-bit number = first wanted byte, 0+
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; ebx pointer to 64-bit number = first wanted byte, 0+
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@ -2968,8 +3004,12 @@ fs_HdWrite.ret11:
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jmp fs_HdWrite.ret0
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jmp fs_HdWrite.ret0
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fs_HdWrite:
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fs_HdWrite:
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cmp [fat_type], 0
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cmp [fs_type], 1
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jnz @f
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jz ntfs_HdWrite
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cmp [fs_type], 16
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jz @f
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cmp [fs_type], 32
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jz @f
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push ERROR_UNKNOWN_FS
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push ERROR_UNKNOWN_FS
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jmp .ret0
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jmp .ret0
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@@:
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@@:
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@ -3301,8 +3341,12 @@ hd_extend_file:
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;
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;
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;--------------------------------------------------------------
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;--------------------------------------------------------------
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fs_HdSetFileEnd:
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fs_HdSetFileEnd:
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cmp [fat_type], 0
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cmp [fs_type], 1
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jnz @f
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jz ntfs_HdSetFileEnd
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cmp [fs_type], 16
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jz @f
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cmp [fs_type], 32
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jz @f
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push ERROR_UNKNOWN_FS
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push ERROR_UNKNOWN_FS
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.ret:
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.ret:
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pop eax
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pop eax
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@ -3529,8 +3573,12 @@ fs_HdSetFileEnd:
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ret
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ret
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fs_HdGetFileInfo:
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fs_HdGetFileInfo:
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cmp [fat_type], 0
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cmp [fs_type], 1
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jnz @f
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jz ntfs_HdGetFileInfo
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cmp [fs_type], 16
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jz @f
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cmp [fs_type], 32
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jz @f
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mov eax, ERROR_UNKNOWN_FS
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mov eax, ERROR_UNKNOWN_FS
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ret
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ret
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@@:
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@@:
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@ -3553,8 +3601,12 @@ fs_HdGetFileInfo:
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jmp fs_GetFileInfo_finish
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jmp fs_GetFileInfo_finish
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fs_HdSetFileInfo:
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fs_HdSetFileInfo:
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cmp [fat_type], 0
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cmp [fs_type], 1
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jnz @f
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jz ntfs_HdSetFileInfo
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cmp [fs_type], 16
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jz @f
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cmp [fs_type], 32
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jz @f
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mov eax, ERROR_UNKNOWN_FS
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mov eax, ERROR_UNKNOWN_FS
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ret
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ret
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@@:
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@@:
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@ -3589,6 +3641,8 @@ fs_HdSetFileInfo:
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xor eax, eax
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xor eax, eax
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ret
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ret
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if 0 ; starting from revision 237 execute is implemented in taskman.inc
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; through fs_XxxGetFileInfo and fs_XxxRead
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;----------------------------------------------------------------
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;----------------------------------------------------------------
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;
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;
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; fs_HdExecute - LFN variant for executing from harddisk
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; fs_HdExecute - LFN variant for executing from harddisk
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@ -3708,6 +3762,7 @@ fs_HdExecute:
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popad
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popad
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mov eax, 11
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mov eax, 11
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ret
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ret
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end if
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;----------------------------------------------------------------
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;----------------------------------------------------------------
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;
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;
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@ -3719,8 +3774,12 @@ fs_HdExecute:
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;
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;
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;--------------------------------------------------------------
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;--------------------------------------------------------------
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fs_HdDelete:
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fs_HdDelete:
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cmp [fat_type], 0
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cmp [fs_type], 1
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jnz @f
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jz ntfs_HdDelete
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cmp [fs_type], 16
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jz @f
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cmp [fs_type], 32
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jz @f
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push ERROR_UNKNOWN_FS
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push ERROR_UNKNOWN_FS
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.pop_ret:
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.pop_ret:
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pop eax
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pop eax
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@ -464,7 +464,7 @@ fs_HdServices:
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dd fs_HdSetFileEnd
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dd fs_HdSetFileEnd
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dd fs_HdGetFileInfo
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dd fs_HdGetFileInfo
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dd fs_HdSetFileInfo
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dd fs_HdSetFileInfo
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dd fs_HdExecute
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dd 0 ;fs_HdExecute
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dd fs_HdDelete
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dd fs_HdDelete
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fs_NumHdServices = ($ - fs_HdServices)/4
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fs_NumHdServices = ($ - fs_HdServices)/4
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1274
kernel/trunk/fs/ntfs.inc
Executable file
1274
kernel/trunk/fs/ntfs.inc
Executable file
File diff suppressed because it is too large
Load Diff
@ -6,6 +6,8 @@
|
|||||||
;*************************************************************
|
;*************************************************************
|
||||||
|
|
||||||
align 4
|
align 4
|
||||||
|
|
||||||
|
iglobal
|
||||||
;******************************************************
|
;******************************************************
|
||||||
; Please do not change this place - variables in text
|
; Please do not change this place - variables in text
|
||||||
; Mario79
|
; Mario79
|
||||||
@ -13,6 +15,11 @@ align 4
|
|||||||
;******************************************************
|
;******************************************************
|
||||||
PARTITION_START dd 0x3f
|
PARTITION_START dd 0x3f
|
||||||
PARTITION_END dd 0
|
PARTITION_END dd 0
|
||||||
|
fs_type db 0 ; 0=none, 1=NTFS, 16=FAT16, 32=FAT32
|
||||||
|
|
||||||
|
fs_dependent_data_start:
|
||||||
|
; FATxx data
|
||||||
|
|
||||||
SECTORS_PER_FAT dd 0x1f3a
|
SECTORS_PER_FAT dd 0x1f3a
|
||||||
NUMBER_OF_FATS dd 0x2
|
NUMBER_OF_FATS dd 0x2
|
||||||
SECTORS_PER_CLUSTER dd 0x8
|
SECTORS_PER_CLUSTER dd 0x8
|
||||||
@ -30,13 +37,34 @@ fatBAD dd 0x0FFFFFF7
|
|||||||
fatEND dd 0x0FFFFFF8
|
fatEND dd 0x0FFFFFF8
|
||||||
fatMASK dd 0x0FFFFFFF
|
fatMASK dd 0x0FFFFFFF
|
||||||
|
|
||||||
fat_type db 0 ; 0=none, 16=fat16, 32=fat32
|
fs_dependent_data_end:
|
||||||
|
|
||||||
|
virtual at fs_dependent_data_start
|
||||||
|
; NTFS data
|
||||||
|
ntfs_data:
|
||||||
|
.sectors_per_cluster dd ?
|
||||||
|
.mft_cluster dd ?
|
||||||
|
.mftmirr_cluster dd ?
|
||||||
|
.frs_size dd ? ; FRS size in bytes
|
||||||
|
.iab_size dd ? ; IndexAllocationBuffer size in bytes
|
||||||
|
.frs_buffer dd ?
|
||||||
|
.iab_buffer dd ?
|
||||||
|
.mft_retrieval dd ?
|
||||||
|
.mft_retrieval_size dd ?
|
||||||
|
.mft_retrieval_alloc dd ?
|
||||||
|
.mft_retrieval_end dd ?
|
||||||
|
.cur_index_size dd ?
|
||||||
|
.cur_index_buf dd ?
|
||||||
|
if $ > fs_dependent_data_end
|
||||||
|
ERROR: increase sizeof(fs_dependent_data)!
|
||||||
|
end if
|
||||||
|
end virtual
|
||||||
|
|
||||||
;***************************************************************************
|
;***************************************************************************
|
||||||
; End place
|
; End place
|
||||||
; Mario79
|
; Mario79
|
||||||
;***************************************************************************
|
;***************************************************************************
|
||||||
|
|
||||||
iglobal
|
|
||||||
partition_types: ; list of fat16/32 partitions
|
partition_types: ; list of fat16/32 partitions
|
||||||
db 0x04 ; DOS: fat16 <32M
|
db 0x04 ; DOS: fat16 <32M
|
||||||
db 0x06 ; DOS: fat16 >32M
|
db 0x06 ; DOS: fat16 >32M
|
||||||
@ -55,6 +83,7 @@ iglobal
|
|||||||
db 0xce ; DRDOS/secured: fat16, LBA-mapped
|
db 0xce ; DRDOS/secured: fat16, LBA-mapped
|
||||||
db 0xd4 ; Old Multiuser DOS secured: fat16 <32M
|
db 0xd4 ; Old Multiuser DOS secured: fat16 <32M
|
||||||
db 0xd6 ; Old Multiuser DOS secured: fat16 >32M
|
db 0xd6 ; Old Multiuser DOS secured: fat16 >32M
|
||||||
|
db 0x07 ; NTFS
|
||||||
partition_types_end:
|
partition_types_end:
|
||||||
|
|
||||||
|
|
||||||
@ -120,8 +149,16 @@ extended_already_set:
|
|||||||
cmp ecx,[fat32part] ; is it wanted partition?
|
cmp ecx,[fat32part] ; is it wanted partition?
|
||||||
jnz next_primary_partition ; no
|
jnz next_primary_partition ; no
|
||||||
|
|
||||||
mov edx,eax ; start sector
|
mov edx, eax ; start sector
|
||||||
add edx,[ebx+0x1be+8] ; add relative start
|
add edx, [ebx+0x1be+8] ; add relative start
|
||||||
|
push edx
|
||||||
|
add edx, [ebx+0x1be+12] ; add length
|
||||||
|
dec edx ; PARTITION_END is inclusive
|
||||||
|
mov [PARTITION_END], edx ; note that this can be changed
|
||||||
|
; when file system data will be available
|
||||||
|
mov dl, [ebx+0x1be+4]
|
||||||
|
mov [fs_type], dl ; save for FS recognizer (separate FAT vs NTFS)
|
||||||
|
pop edx
|
||||||
|
|
||||||
next_primary_partition:
|
next_primary_partition:
|
||||||
push eax
|
push eax
|
||||||
@ -134,8 +171,15 @@ next_primary_partition:
|
|||||||
cmp ecx,[fat32part] ; is it wanted partition?
|
cmp ecx,[fat32part] ; is it wanted partition?
|
||||||
jnz next_primary_partition_1 ; no
|
jnz next_primary_partition_1 ; no
|
||||||
|
|
||||||
mov edx,eax ; start sector
|
mov edx, eax
|
||||||
add edx,[ebx+0x1be+8+16] ; add relative start
|
add edx, [ebx+0x1be+8+16]
|
||||||
|
push edx
|
||||||
|
add edx, [ebx+0x1be+12+16]
|
||||||
|
dec edx
|
||||||
|
mov [PARTITION_END], edx
|
||||||
|
mov dl, [ebx+0x1be+4+16]
|
||||||
|
mov [fs_type], dl
|
||||||
|
pop edx
|
||||||
|
|
||||||
next_primary_partition_1:
|
next_primary_partition_1:
|
||||||
push eax
|
push eax
|
||||||
@ -148,8 +192,15 @@ next_primary_partition_1:
|
|||||||
cmp ecx,[fat32part] ; is it wanted partition?
|
cmp ecx,[fat32part] ; is it wanted partition?
|
||||||
jnz next_primary_partition_2 ; no
|
jnz next_primary_partition_2 ; no
|
||||||
|
|
||||||
mov edx,eax ; start sector
|
mov edx, eax
|
||||||
add edx,[ebx+0x1be+8+16+16] ; add relative start
|
add edx, [ebx+0x1be+8+16+16]
|
||||||
|
push edx
|
||||||
|
add edx, [ebx+0x1be+12+16+16]
|
||||||
|
dec edx
|
||||||
|
mov [PARTITION_END], edx
|
||||||
|
mov dl, [ebx+0x1be+4+16+16]
|
||||||
|
mov [fs_type], dl
|
||||||
|
pop edx
|
||||||
|
|
||||||
next_primary_partition_2:
|
next_primary_partition_2:
|
||||||
push eax
|
push eax
|
||||||
@ -162,8 +213,15 @@ next_primary_partition_2:
|
|||||||
cmp ecx,[fat32part] ; is it wanted partition?
|
cmp ecx,[fat32part] ; is it wanted partition?
|
||||||
jnz next_partition ; no
|
jnz next_partition ; no
|
||||||
|
|
||||||
mov edx,eax ; start sector
|
mov edx, eax
|
||||||
add edx,[ebx+0x1be+8+16+16+16] ; add relative start
|
add edx, [ebx+0x1be+8+16+16+16]
|
||||||
|
push edx
|
||||||
|
add edx, [ebx+0x1be+12+16+16+16]
|
||||||
|
dec edx
|
||||||
|
mov [PARTITION_END], edx
|
||||||
|
mov dl, [ebx+0x1be+4+16+16+16]
|
||||||
|
mov [fs_type], dl
|
||||||
|
pop edx
|
||||||
|
|
||||||
next_partition:
|
next_partition:
|
||||||
push eax
|
push eax
|
||||||
@ -241,7 +299,7 @@ problem_partition_or_fat:
|
|||||||
popad
|
popad
|
||||||
|
|
||||||
problem_hd:
|
problem_hd:
|
||||||
mov [fat_type],0
|
mov [fs_type],0
|
||||||
mov [hd1_status],0 ; free
|
mov [hd1_status],0 ; free
|
||||||
mov [problem_partition],1
|
mov [problem_partition],1
|
||||||
ret
|
ret
|
||||||
@ -249,14 +307,40 @@ problem_hd:
|
|||||||
hd_and_partition_ok:
|
hd_and_partition_ok:
|
||||||
mov eax,edx
|
mov eax,edx
|
||||||
mov [PARTITION_START],eax
|
mov [PARTITION_START],eax
|
||||||
|
mov edx, [PARTITION_END]
|
||||||
|
sub edx, eax
|
||||||
|
inc edx ; edx = length of partition
|
||||||
|
|
||||||
mov [hd_setup],1
|
; mov [hd_setup],1
|
||||||
mov ebx,buffer
|
mov ebx,buffer
|
||||||
call hd_read ; read boot sector of partition
|
call hd_read ; read boot sector of partition
|
||||||
cmp [hd_error],0
|
cmp [hd_error], 0
|
||||||
jne problem_fat_dec_count
|
jz boot_read_ok
|
||||||
|
cmp [fs_type], 7
|
||||||
mov [hd_setup],0
|
jnz problem_fat_dec_count
|
||||||
|
; NTFS duplicates bootsector:
|
||||||
|
; NT4/2k/XP+ saves bootsector copy in the end of disk
|
||||||
|
; NT 3.51 saves bootsector copy in the middle of disk
|
||||||
|
and [hd_error], 0
|
||||||
|
mov eax, [PARTITION_END]
|
||||||
|
call hd_read
|
||||||
|
cmp [hd_error], 0
|
||||||
|
jnz @f
|
||||||
|
call ntfs_test_bootsec
|
||||||
|
jnc boot_read_ok
|
||||||
|
@@:
|
||||||
|
and [hd_error], 0
|
||||||
|
mov eax, edx
|
||||||
|
shr eax, 1
|
||||||
|
add eax, [PARTITION_START]
|
||||||
|
call hd_read
|
||||||
|
cmp [hd_error], 0
|
||||||
|
jnz problem_fat_dec_count ; ¥ áã¤ì¡ ...
|
||||||
|
boot_read_ok:
|
||||||
|
; mov [hd_setup], 0
|
||||||
|
; if we are running on NTFS, check bootsector
|
||||||
|
cmp [fs_type], 7
|
||||||
|
jz ntfs_setup
|
||||||
|
|
||||||
cmp word [ebx+0x1fe],0xaa55 ; is it valid boot sector?
|
cmp word [ebx+0x1fe],0xaa55 ; is it valid boot sector?
|
||||||
jnz problem_fat_dec_count
|
jnz problem_fat_dec_count
|
||||||
@ -332,7 +416,7 @@ fat32_partition:
|
|||||||
mov [fatBAD],0x0FFFFFF7
|
mov [fatBAD],0x0FFFFFF7
|
||||||
mov [fatEND],0x0FFFFFF8
|
mov [fatEND],0x0FFFFFF8
|
||||||
mov [fatMASK],0x0FFFFFFF
|
mov [fatMASK],0x0FFFFFFF
|
||||||
mov [fat_type],32 ; Fat32
|
mov [fs_type],32 ; Fat32
|
||||||
mov [hd1_status],0 ; free
|
mov [hd1_status],0 ; free
|
||||||
ret
|
ret
|
||||||
|
|
||||||
@ -346,6 +430,6 @@ fat16_partition:
|
|||||||
mov [fatBAD],0x0000FFF7
|
mov [fatBAD],0x0000FFF7
|
||||||
mov [fatEND],0x0000FFF8
|
mov [fatEND],0x0000FFF8
|
||||||
mov [fatMASK],0x0000FFFF
|
mov [fatMASK],0x0000FFFF
|
||||||
mov [fat_type],16 ; Fat16
|
mov [fs_type],16 ; Fat16
|
||||||
mov [hd1_status],0 ; free
|
mov [hd1_status],0 ; free
|
||||||
ret
|
ret
|
||||||
|
@ -378,11 +378,6 @@ B32:
|
|||||||
@@:
|
@@:
|
||||||
mov [pg_data.kernel_tables], edx
|
mov [pg_data.kernel_tables], edx
|
||||||
|
|
||||||
;!!!!!!!!!!!!!!!!!!!!!!!!!!
|
|
||||||
include 'detect/disks.inc'
|
|
||||||
;!!!!!!!!!!!!!!!!!!!!!!!!!!
|
|
||||||
|
|
||||||
; CHECK EXTRA REGION
|
|
||||||
; ENABLE PAGING
|
; ENABLE PAGING
|
||||||
|
|
||||||
call test_cpu
|
call test_cpu
|
||||||
@ -462,6 +457,10 @@ include 'detect/disks.inc'
|
|||||||
mov [graph_data_l+4],al
|
mov [graph_data_l+4],al
|
||||||
mov [graph_data_l+7],ah
|
mov [graph_data_l+7],ah
|
||||||
|
|
||||||
|
;!!!!!!!!!!!!!!!!!!!!!!!!!!
|
||||||
|
include 'detect/disks.inc'
|
||||||
|
;!!!!!!!!!!!!!!!!!!!!!!!!!!
|
||||||
|
|
||||||
; READ RAMDISK IMAGE FROM HD
|
; READ RAMDISK IMAGE FROM HD
|
||||||
|
|
||||||
;!!!!!!!!!!!!!!!!!!!!!!!
|
;!!!!!!!!!!!!!!!!!!!!!!!
|
||||||
|
@ -241,6 +241,7 @@ include "boot/shutdown.inc" ; shutdown or restart
|
|||||||
|
|
||||||
include "fs/fs.inc" ; syscall
|
include "fs/fs.inc" ; syscall
|
||||||
include "fs/fat32.inc" ; read / write for fat32 filesystem
|
include "fs/fat32.inc" ; read / write for fat32 filesystem
|
||||||
|
include "fs/ntfs.inc" ; read / write for ntfs filesystem
|
||||||
include "fs/fat12.inc" ; read / write for fat12 filesystem
|
include "fs/fat12.inc" ; read / write for fat12 filesystem
|
||||||
include "blkdev/rd.inc" ; ramdisk read /write
|
include "blkdev/rd.inc" ; ramdisk read /write
|
||||||
include "fs/fs_lfn.inc" ; syscall, version 2
|
include "fs/fs_lfn.inc" ; syscall, version 2
|
||||||
|
Loading…
Reference in New Issue
Block a user