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Rev 5363 Rev 6843
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;; Copyright (C) KolibriOS team 2008-2015. All rights reserved. ;;
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;; Copyright (C) KolibriOS team 2008-2015. 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: 5363 $
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$Revision: 6843 $
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- 
 
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; Detect all BIOS hard drives.
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; Detect all BIOS hard drives.
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; diamond, 2008
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; diamond, 2008
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; Do not include USB mass storages. CleverMouse, 2013
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; Do not include USB mass storages. CleverMouse, 2013
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; Read the number of sectors, bytes per sector. dunkaist, 2017
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        jz      .noide
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        jz      .noide
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        inc     byte [es:0x907F]
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        inc     byte [es:0x907F]
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        mov     al, dl
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        mov     al, dl
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        stosb
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        stosb
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        push    ds
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        push    ds
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        push    si
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        lds     si, [es:si+1Ah]
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        lds     si, [es:si+1Ah]
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        mov     al, [si+6]
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        mov     al, [si+6]
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        and     al, 0xF
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        and     al, 0xF
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        stosb
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        stosb
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        mov     al, byte [si+4]
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        mov     al, byte [si+4]
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        jz      @f
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        jz      @f
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        or      ax, -1
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        or      ax, -1
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;        mov     ax, -1
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;        mov     ax, -1
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@@:
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@@:
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        stosw
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        stosw
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        pop     si
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        pop     ds
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        pop     ds
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        jmp     bddc2
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        jmp     bddc3
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.noide:
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.noide:
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        cmp     word [es:si], 42h
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        cmp     word [es:si], 42h
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        jb      .nousb
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        jb      .nousb
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        cmp     word [es:si+28h], 'US'
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        cmp     word [es:si+28h], 'US'
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        jnz     .nousb
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        jnz     .nousb
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        stosw
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        stosw
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;        mov     al, 0
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;        mov     al, 0
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;        stosb
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;        stosb
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;        mov     ax, -1
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;        mov     ax, -1
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;        stosw
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;        stosw
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bddc3:
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        movzx   eax, word[es:si+24]
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        stosd
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        mov     eax, [es:si+16]
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        stosd
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        mov     eax, [es:si+20]
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        stosd
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bddc2:
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bddc2:
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        cmp     cl, [es:0x475]
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        cmp     cl, [es:0x475]
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        jae     bdde
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        jae     bdde
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bddc:
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bddc:
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        inc     dl
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        inc     dl