Changeset 258 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Src/Handlers/Int19h.asm


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Timestamp:
Feb 22, 2012, 7:01:53 PM (12 years ago)
Author:
gregli@…
google:author:
gregli@hotmail.com
Message:

Added floppy drive emulation over the serial connection (MODULE_SERIAL_FLOPPY). Along the way, various optimizations were made to stay within the 8K ROM size target. Also, serial code now returns the number of sectors transferred.

File:
1 edited

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  • trunk/XTIDE_Universal_BIOS/Src/Handlers/Int19h.asm

    r250 r258  
    3131    ; Install INT 19h handler for proper reboot
    3232    LOAD_BDA_SEGMENT_TO es, ax
    33     mov     bx, BIOS_BOOT_LOADER_INTERRUPT_19h  ; INT 19h interrupt vector offset
     33    mov     al, BIOS_BOOT_LOADER_INTERRUPT_19h  ; INT 19h interrupt vector offset
    3434    mov     si, Int19h_ResetHandler             ; INT 19h handler to reboot the system
    35     call    Interrupts_InstallHandlerToVectorInBXFromCSSI
     35    call    Interrupts_InstallHandlerToVectorInALFromCSSI
    3636    call    Initialize_AndDetectDrives          ; Installs new boot menu loader
    3737    ; Fall to .PrepareStackAndSelectDriveFromBootMenu
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