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Rev 9136 Rev 9138
Line 656... Line 656...
656 
        mov     ecx, ((46-27)+1)*2
 656 
        mov     ecx, ((46-27)+1)*2
657 
        cld
 657 
        cld
658 
        rep movsb
 658 
        rep movsb
659 
        mov     byte [edi], 0
 659 
        mov     byte [edi], 0
Line 660... Line -...
660
- 
 
661 
        xor     ecx, ecx
 - 
 
662 
.reverse1:
 - 
 
663 
        cmp     ecx, ((46-27)+1)*2
 - 
 
664 
        jae     .reverse1_end
 - 
 
665 
        mov     bl, byte [modelstr + ecx]
 660
666 
        mov     dl, byte [modelstr + ecx + 1]
 - 
 
667 
        mov     byte [modelstr + ecx], dl
 - 
 
668 
        mov     byte [modelstr + ecx + 1], bl
 - 
 
669 
        add     ecx, 2
 - 
 
670 
        jmp     .reverse1
 - 
 
671 
.reverse1_end:
 661 
        stdcall swap_bytes_in_words, modelstr, (46-27)+1
Line -... Line 662...
- 
 
 662 
        DEBUGF  1, "IDENTIFICATION RESULT: MODEL = %s\n", modelstr
- 
 
 663 
 
- 
 
 664 
        mov     esi, [buf_virt]
- 
 
 665 
        mov     eax, [esi + 200]
- 
 
 666 
        mov     edx, [esi + 200 + 4]
- 
 
 667 
        DEBUGF 1, "lba48 mode sector count = 0x%x:%x\n", edx, eax
- 
 
 668 
 
- 
 
 669 
        shrd    eax, edx, 11 ; i.e *512 / 1024 / 1024, 512 - sector size
- 
 
 670 
        DEBUGF  1, "disk capacity = %u MiB ", eax
672 
        DEBUGF  1, "IDENTIFICATION RESULT: MODEL = %s\n", modelstr
 671 
        shrd    eax, edx, 10 ; / 1024
673 
 
 672 
        DEBUGF  1, "= %u GiB\n", eax
674 
.ret:
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.ret:
675 
        popad
 674 
        popad
Line 725... Line 724...
725 
        call    ahci_flush_cmd
 724 
        call    ahci_flush_cmd
726 
        pop     ecx
 725 
        pop     ecx
727 
        ret
 726 
        ret
Line 728... Line 727...
728 
 
 727 
 
729 
; ---------------------------------------------------------------------------
 - 
 
730 
; TODO: check correctness
 728 
; ---------------------------------------------------------------------------
731 
; in: port - address of HBA_PORT structure
 729 
; in: port - address of HBA_PORT structure
732 
;     portno - port index (0..31)
 730 
;     portno - port index (0..31)
733 
;     pdata - address of PORT_DATA structure
 731 
;     pdata - address of PORT_DATA structure
734 
proc ahci_port_rebase stdcall, port: dword, portno: dword, pdata: dword
 732 
proc ahci_port_rebase stdcall, port: dword, portno: dword, pdata: dword
Line 883... Line 881...
883 
        mov     ecx, dword [cnt]
 881 
        mov     ecx, dword [cnt]
884 
        rep stosb
882 
        rep stosb
885 
        pop     edi ecx eax
 883 
        pop     edi ecx eax
886 
        ret
884 
        ret
887 
endp
 885 
endp
- 
 
 886 
 
- 
 
 887 
; Swaps byte order in words
- 
 
 888 
; base - address of first word
- 
 
 889 
; len - how many words to swap bytes in
- 
 
 890 
; doesnt clobber any registers
- 
 
 891 
proc swap_bytes_in_words stdcall, base: dword, len: dword
- 
 
 892 
        push    eax ebx ecx
- 
 
 893 
        xor     ecx, ecx
- 
 
 894 
        mov     ebx, [base]
- 
 
 895 
.loop:
- 
 
 896 
        cmp     ecx, [len]
- 
 
 897 
        jae     .loop_end
- 
 
 898 
        mov     ax, word [ebx + ecx*2]
- 
 
 899 
        xchg    ah, al
- 
 
 900 
        mov     word [ebx + ecx*2], ax
- 
 
 901 
        inc     ecx
- 
 
 902 
        jmp     .loop
- 
 
 903 
.loop_end:
- 
 
 904 
        pop     ecx ebx eax
- 
 
 905 
        ret
- 
 
 906 
endp