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Add VGA3 Support

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Wayne Warthen
2017-06-30 21:50:10 -07:00
parent 939a822f65
commit fb6b1fd54a
417 changed files with 6018 additions and 77479 deletions
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26
Source/CBIOS/cbios.asm
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@@ -366,19 +366,6 @@ WBOOT:
;
;__________________________________________________________________________________________________
GOCPM:
#IFDEF PLTUNA
; USE A DEDICATED BUFFER FOR UNA PHYSICAL DISK I/O
LD HL,SECBUF ; ADDRESS OF PHYSICAL SECTOR BUFFER
LD (DSKBUF),HL ; SAVE IT IN DSKBUF FOR LATER
#ELSE
; ALLOCATE A SINGLE SECTOR DISK BUFFER ON THE HBIOS HEAP
LD B,BF_SYSALLOC ; BIOS FUNC: ALLOCATE HEAP MEMORY
LD HL,512 ; 1 SECTOR, 512 BYTES
RST 08 ; DO IT
CALL NZ,PANIC ; HANDLE ERROR
LD (DSKBUF),HL ; RECORD THE BUFFER ADDRESS
#ENDIF
;
LD A,$C3 ; LOAD A WITH 'JP' INSTRUCTION (USED BELOW)
;
@@ -1931,6 +1918,19 @@ INIT:
CALL MD_INIT ; INITIALIZE MEMORY DISK DRIVER (RAM/ROM)
CALL DRV_INIT ; INITIALIZE DRIVE MAP
CALL DPH_INIT ; INITIALIZE DPH TABLE AND BUFFERS
;
#IFDEF PLTUNA
; USE A DEDICATED BUFFER FOR UNA PHYSICAL DISK I/O
LD HL,SECBUF ; ADDRESS OF PHYSICAL SECTOR BUFFER
LD (DSKBUF),HL ; SAVE IT IN DSKBUF FOR LATER
#ELSE
; ALLOCATE A SINGLE SECTOR DISK BUFFER ON THE HBIOS HEAP
LD B,BF_SYSALLOC ; BIOS FUNC: ALLOCATE HEAP MEMORY
LD HL,512 ; 1 SECTOR, 512 BYTES
RST 08 ; DO IT
CALL NZ,PANIC ; HANDLE ERROR
LD (DSKBUF),HL ; RECORD THE BUFFER ADDRESS
#ENDIF
;
; DISPLAY FREE MEMORY
LD DE,STR_LDR2 ; FORMATTING