Changeset 540 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Inc/Controllers


Ignore:
Timestamp:
Apr 13, 2013, 3:40:27 PM (12 years ago)
Author:
aitotat@…
google:author:
aitotat@gmail.com
Message:

Changes to XTIDE Universal BIOS:

  • Improved interrupt handling: INT 15h AH=91h is no longer called if AH=90h was not called.
File:
1 edited

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  • trunk/XTIDE_Universal_BIOS/Inc/Controllers/Vision.inc

    r526 r540  
    2727; Possible base addresses for QD6500 and QD6580
    2828QD65XX_BASE_PORT                    EQU     30h
    29 QD65XX_ALTERNATIVE_BASE_PORT        EQU     0B0h
    30 
     29QD65XX_ALTERNATIVE_BASE_PORT        EQU     0B0h    ; This is the default setting but Intel PIIX4 South Bridge
     30                                                    ; (and likely other PCI chisets as well) mirror PIC registers here
    3131
    3232; Vision Register offsets from QD chip base port
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