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;; Copyright (C) KolibriOS team 2011-2014. All rights reserved. ;;
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;; Copyright (C) KolibriOS team 2011-2014. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License    ;;
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;; Distributed under terms of the GNU General Public License    ;;
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;;                                                              ;;
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;;                                                              ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision: 4437 $
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$Revision: 4442 $
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; Read/write functions try to do large operations,
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; Read/write functions try to do large operations,
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; it is significantly faster than several small operations.
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; it is significantly faster than several small operations.
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        mov     al, DISKFUNC.read
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        mov     al, DISKFUNC.read
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        call    disk_call_driver
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        call    disk_call_driver
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; If failed, save error code.
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; If failed, save error code.
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        test    eax, eax
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        test    eax, eax
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        jz      @f
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        jz      @f
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        mov     [.error_code], eax
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        mov     [.error_code+.local_vars2_size], eax
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@@:
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@@:
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; 11. Copy data for the caller.
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; 11. Copy data for the caller.
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; Note that buffer in edi is advanced automatically.
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; Note that buffer in edi is advanced automatically.
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        cmp     [.current_num_sectors], 0
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        cmp     [.current_num_sectors], 0
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        jz      .copy_done
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        jz      .copy_done
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        add     ecx, DISK.CacheLock
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        add     ecx, DISK.CacheLock
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        call    mutex_lock
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        call    mutex_lock
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; 12b. Prepare for the loop: save edi and create a local variable that
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; 12b. Prepare for the loop: save edi and create a local variable that
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; stores number of sectors to be copied.
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; stores number of sectors to be copied.
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        push    edi
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        push    edi
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        push    [.current_num_sectors]
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        push    [.current_num_sectors+4]
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.store_to_cache:
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.store_to_cache:
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; 12c. For each sector, call the lookup function with adding to the cache, if not yet.
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; 12c. For each sector, call the lookup function with adding to the cache, if not yet.
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        mov     eax, [.sector_lo+.local_vars2_size+8]
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        mov     eax, [.sector_lo+.local_vars2_size+8]
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        mov     edx, [.sector_hi+.local_vars2_size+8]
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        mov     edx, [.sector_hi+.local_vars2_size+8]
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        call    cache_lookup_write
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        call    cache_lookup_write