MirrorRepos
/
RomWBW
mirror of https://github.com/wwarthen/RomWBW.git
1
0
Fork 1
Code Issues Projects Releases Wiki Activity
Browse Source

eZ80 Compatibility Enhancements 

See Issue #400
pull/430/head v3.5.0-dev.87
Wayne Warthen 1 year ago
parent
5239eed0e8
commit
fb9f9774d7
11 changed files with 90 additions and 11 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Unified View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 2
      Source/HBIOS/ez80cpudrv.asm
  2. 1
      Source/HBIOS/fd.asm
  3. 15
      Source/HBIOS/ide.asm
  4. 16
      Source/HBIOS/imm.asm
  5. 5
      Source/HBIOS/kbd.asm
  6. 17
      Source/HBIOS/lcd.asm
  7. 17
      Source/HBIOS/lpt.asm
  8. 16
      Source/HBIOS/ppa.asm
  9. 8
      Source/HBIOS/util.asm
  10. 2
      Source/ver.inc
  11. 2
      Source/ver.lib

2
Source/HBIOS/ez80cpudrv.asm
View File

@ -234,6 +234,8 @@ DELAY:
RET RET
VDELAY: VDELAY:
EZ80_DELAY
EZ80_DELAY
EZ80_DELAY EZ80_DELAY
DEC DE DEC DE
LD A,D LD A,D

1
Source/HBIOS/fd.asm
View File

@ -914,6 +914,7 @@ FD_DETECT2:
; A FLOATING BUS. ; A FLOATING BUS.
CALL DLY32 ; WAIT A BIT CALL DLY32 ; WAIT A BIT
LD C,FDC_MSR ; POINT TO MSR PORT LD C,FDC_MSR ; POINT TO MSR PORT
EZ80_IO
IN A,(C) ; READ USING (C) FORM OF INPUT IN A,(C) ; READ USING (C) FORM OF INPUT
;CALL PC_SPACE ; *DEBUG* ;CALL PC_SPACE ; *DEBUG*
;CALL PRTHEXBYTE ; *DEBUG* ;CALL PRTHEXBYTE ; *DEBUG*

15
Source/HBIOS/ide.asm
View File

@ -1598,8 +1598,19 @@ IDE_WAIT001:
LD C,(IY+IDE_IOBASE) LD C,(IY+IDE_IOBASE)
LD B,8 ; NUMBER OF REGISTERS TO CHECK LD B,8 ; NUMBER OF REGISTERS TO CHECK
IDE_WAIT002: IDE_WAIT002:
EZ80_IO
IN A,(C) ; GET REGISTER VALUE
; THE EZ80_IO ROUTINE SEEMS TO ALWAYS RETURN $00 FOR UNOCCUPIED
; PORTS. THAT CAUSES AN INORDINATE DELAY HERE, SO WE HANDLE
; 16 BIT I/O OURSELVES.
;;;EZ80_IO
;;;IN A,(C) ; GET REGISTER VALUE
PUSH BC ; SAVE LOOP CONTROL
LD B,$FF ; MSB FOR I/O
IN A,(C) ; READ PORT
POP BC ; RESTORE LOOP CONTROL
;CALL PC_SPACE ;CALL PC_SPACE
;CALL PRTHEXBYTE ;CALL PRTHEXBYTE
OR A ; SET FLAGS OR A ; SET FLAGS

16
Source/HBIOS/imm.asm
View File

@ -239,6 +239,7 @@ IMM_DETECT:
ADD A,IMM_IOSETUP ; BUMP TO SETUP PORT ADD A,IMM_IOSETUP ; BUMP TO SETUP PORT
LD C,A ; MOVE TO C FOR I/O LD C,A ; MOVE TO C FOR I/O
LD A,$82 ; CONFIG A OUT, B IN, C OUT LD A,$82 ; CONFIG A OUT, B IN, C OUT
EZ80_IO
OUT (C),A ; DO IT OUT (C),A ; DO IT
CALL DELAY ; BRIEF DELAY FOR GOOD MEASURE CALL DELAY ; BRIEF DELAY FOR GOOD MEASURE
#ENDIF #ENDIF
@ -479,6 +480,7 @@ IMM_GEOM:
; ;
IMM_WRITEDATA: IMM_WRITEDATA:
LD C,(IY+IMM_IOBASE) ; DATA PORT IS AT IOBASE LD C,(IY+IMM_IOBASE) ; DATA PORT IS AT IOBASE
EZ80_IO
OUT (C),A ; WRITE THE BYTE OUT (C),A ; WRITE THE BYTE
;CALL DELAY ; IS THIS NEEDED??? ;CALL DELAY ; IS THIS NEEDED???
RET ; DONE RET ; DONE
@ -501,6 +503,7 @@ IMM_WRITECTRL:
LD C,(IY+IMM_IOBASE) ; GET BASE IO ADDRESS LD C,(IY+IMM_IOBASE) ; GET BASE IO ADDRESS
INC C ; BUMP TO CONTROL PORT INC C ; BUMP TO CONTROL PORT
INC C INC C
EZ80_IO
OUT (C),A ; WRITE TO CONTROL PORT OUT (C),A ; WRITE TO CONTROL PORT
;CALL DELAY ; IS THIS NEEDED? ;CALL DELAY ; IS THIS NEEDED?
RET ; DONE RET ; DONE
@ -519,6 +522,7 @@ IMM_WRITECTRL:
IMM_READSTATUS: IMM_READSTATUS:
LD C,(IY+IMM_IOBASE) ; IOBASE TO C LD C,(IY+IMM_IOBASE) ; IOBASE TO C
INC C ; BUMP TO STATUS PORT INC C ; BUMP TO STATUS PORT
EZ80_IO
IN A,(C) ; READ IT IN A,(C) ; READ IT
; ;
#IF (IMMMODE == IMMMODE_MG014) #IF (IMMMODE == IMMMODE_MG014)
@ -963,9 +967,11 @@ IMM_GETBLOCK:
; ;
IMM_GETBLOCK1: IMM_GETBLOCK1:
EXX ; ALT REGS EXX ; ALT REGS
EZ80_IO
OUT (C),D ; SEND FIRST CLOCK OUT (C),D ; SEND FIRST CLOCK
IMM_GETBLOCK_A .EQU $+1
EZ80_IO
IN A,($FF) ; GET LOW NIBBLE IN A,($FF) ; GET LOW NIBBLE
IMM_GETBLOCK_A .EQU $-1
#IF (IMMMODE == IMMMODE_MG014) #IF (IMMMODE == IMMMODE_MG014)
AND $0F ; RELEVANT BITS ONLY AND $0F ; RELEVANT BITS ONLY
ADD A,MG014_STATMAPLO & $FF ; LOW BYTE OF MAP PTR ADD A,MG014_STATMAPLO & $FF ; LOW BYTE OF MAP PTR
@ -981,9 +987,11 @@ IMM_GETBLOCK_A .EQU $+1
RLCA ; MOVE TO LOW NIBBLE RLCA ; MOVE TO LOW NIBBLE
LD L,A ; SAVE NIBBLE IN L LD L,A ; SAVE NIBBLE IN L
#ENDIF #ENDIF
EZ80_IO
OUT (C),E ; SEND SECOND CLOCK OUT (C),E ; SEND SECOND CLOCK
IMM_GETBLOCK_B .EQU $+1
EZ80_IO
IN A,($FF) ; GET HIGH NIBBLE IN A,($FF) ; GET HIGH NIBBLE
IMM_GETBLOCK_B .EQU $-1
#IF (IMMMODE == IMMMODE_MG014) #IF (IMMMODE == IMMMODE_MG014)
AND $0F ; RELEVANT BITS ONLY AND $0F ; RELEVANT BITS ONLY
ADD A,MG014_STATMAPHI & $FF ; HIGH BYTE OF MAP PTR ADD A,MG014_STATMAPHI & $FF ; HIGH BYTE OF MAP PTR
@ -1079,13 +1087,17 @@ IMM_PUTBLOCK:
IMM_PUTBLOCK1: IMM_PUTBLOCK1:
LD A,(DE) ; GET NEXT BYTE LD A,(DE) ; GET NEXT BYTE
IMM_PUTBLOCK_A .EQU $+1 IMM_PUTBLOCK_A .EQU $+1
EZ80_IO
OUT ($FF),A ; PUT ON BUS OUT ($FF),A ; PUT ON BUS
INC DE ; INCREMENT BUF POS INC DE ; INCREMENT BUF POS
EZ80_IO
OUT (C),H ; FIRST CLOCK OUT (C),H ; FIRST CLOCK
LD A,(DE) ; GET NEXT BYTE LD A,(DE) ; GET NEXT BYTE
IMM_PUTBLOCK_B .EQU $+1 IMM_PUTBLOCK_B .EQU $+1
EZ80_IO
OUT ($FF),A ; PUT ON BUS OUT ($FF),A ; PUT ON BUS
INC DE ; INCREMENT BUF POS INC DE ; INCREMENT BUF POS
EZ80_IO
OUT (C),L ; SECOND CLOCK OUT (C),L ; SECOND CLOCK
DJNZ IMM_PUTBLOCK1 ; LOOP DJNZ IMM_PUTBLOCK1 ; LOOP
RET ; DONE RET ; DONE

5
Source/HBIOS/kbd.asm
View File

@ -169,6 +169,7 @@ KBD_IST:
; A=0, Z SET FOR NOTHING PENDING, OTHERWISE DATA PENDING ; A=0, Z SET FOR NOTHING PENDING, OTHERWISE DATA PENDING
; ;
LD C,(IY+KBD_ST) ; STATUS PORT LD C,(IY+KBD_ST) ; STATUS PORT
EZ80_IO
IN A,(C) ; GET STATUS IN A,(C) ; GET STATUS
AND $01 ; ISOLATE INPUT PENDING BIT AND $01 ; ISOLATE INPUT PENDING BIT
RET RET
@ -180,6 +181,7 @@ KBD_OST:
; A=0, Z SET FOR NOT READY, OTHERWISE READY TO WRITE ; A=0, Z SET FOR NOT READY, OTHERWISE READY TO WRITE
; ;
LD C,(IY+KBD_ST) ; STATUS PORT LD C,(IY+KBD_ST) ; STATUS PORT
EZ80_IO
IN A,(C) ; GET STATUS IN A,(C) ; GET STATUS
AND $02 ; ISOLATE OUTPUT EMPTY BIT AND $02 ; ISOLATE OUTPUT EMPTY BIT
XOR $02 ; FLIP IT FOR APPROPRIATE RETURN VALUES XOR $02 ; FLIP IT FOR APPROPRIATE RETURN VALUES
@ -210,6 +212,7 @@ KBD_PUTCMD1:
CALL PRTHEXBYTE CALL PRTHEXBYTE
#ENDIF #ENDIF
LD C,(IY+KBD_CMD) ; COMMAND PORT LD C,(IY+KBD_CMD) ; COMMAND PORT
EZ80_IO
OUT (C),A ; WRITE IT OUT (C),A ; WRITE IT
KBD_PUTCMD2: KBD_PUTCMD2:
XOR A ; SIGNAL SUCCESS XOR A ; SIGNAL SUCCESS
@ -239,6 +242,7 @@ KBD_PUTDATA1:
CALL PRTHEXBYTE CALL PRTHEXBYTE
#ENDIF #ENDIF
LD C,(IY+KBD_DAT) ; DATA PORT LD C,(IY+KBD_DAT) ; DATA PORT
EZ80_IO
OUT (C),A ; WRITE IT OUT (C),A ; WRITE IT
KBD_PUTDATA2: KBD_PUTDATA2:
XOR A ; SIGNAL SUCCESS XOR A ; SIGNAL SUCCESS
@ -259,6 +263,7 @@ KBD_GETDATA0:
RET RET
KBD_GETDATA1: KBD_GETDATA1:
LD C,(IY+KBD_DAT) ; DATA PORT LD C,(IY+KBD_DAT) ; DATA PORT
EZ80_IO
IN A,(C) ; GET THE DATA VALUE IN A,(C) ; GET THE DATA VALUE
#IF (KBDTRACE >= 2) #IF (KBDTRACE >= 2)
PUSH AF PUSH AF

17
Source/HBIOS/lcd.asm
View File

@ -42,14 +42,17 @@ LCD_PREINIT:
; RESET LCD CONTROLLER, DELAYS ARE FIXED, BUSY FLAG ; RESET LCD CONTROLLER, DELAYS ARE FIXED, BUSY FLAG
; CANNOT BE USED YET, CONTROLLER MAY NOT EXIST! ; CANNOT BE USED YET, CONTROLLER MAY NOT EXIST!
LD A,LCD_FUNC_SET | %11000 LD A,LCD_FUNC_SET | %11000
EZ80_IO
OUT (LCD_FUNC),A OUT (LCD_FUNC),A
LD DE,50000/16 ; WAIT >40MS, WE USE 50MS LD DE,50000/16 ; WAIT >40MS, WE USE 50MS
CALL VDELAY ; DO IT CALL VDELAY ; DO IT
LD A,LCD_FUNC_SET | %11000 LD A,LCD_FUNC_SET | %11000
EZ80_IO
OUT (LCD_FUNC),A OUT (LCD_FUNC),A
LD DE,5000/16 ; WAIT >4.1MS, WE USE 5MS LD DE,5000/16 ; WAIT >4.1MS, WE USE 5MS
CALL VDELAY ; DO IT CALL VDELAY ; DO IT
LD A,LCD_FUNC_SET | %11000 LD A,LCD_FUNC_SET | %11000
EZ80_IO
OUT (LCD_FUNC),A OUT (LCD_FUNC),A
LD DE,5000/16 ; WAIT >4.1MS, WE USE 5MS LD DE,5000/16 ; WAIT >4.1MS, WE USE 5MS
CALL VDELAY ; DO IT CALL VDELAY ; DO IT
@ -78,7 +81,7 @@ LCD_PREINIT:
CALL LCD_GOTORC CALL LCD_GOTORC
LD HL,LCD_CPU LD HL,LCD_CPU
LD A,(HB_CPUTYPE) ; GET CPU TYPE LD A,(HB_CPUTYPE) ; GET CPU TYPE
RRCA ; WORD OFFSET
RLCA ; WORD OFFSET
CALL ADDHLA ; ADD OFFSET CALL ADDHLA ; ADD OFFSET
LD E,(HL) ; GET LSB LD E,(HL) ; GET LSB
INC HL ; BUMP INC HL ; BUMP
@ -316,14 +319,18 @@ LCD_DETECT_Z:
LCD_DETECT_PASS: LCD_DETECT_PASS:
CALL LCD_DELAY ; WAIT CALL LCD_DELAY ; WAIT
LD A,LCD_FUNC_DDADR LD A,LCD_FUNC_DDADR
EZ80_IO
OUT (LCD_FUNC),A ; POINT TO FIRST BYTE OUT (LCD_FUNC),A ; POINT TO FIRST BYTE
CALL LCD_DELAY ; WAIT CALL LCD_DELAY ; WAIT
LD A,C ; TEST VALUE LD A,C ; TEST VALUE
EZ80_IO
OUT (LCD_DATA),A ; WRITE IT OUT (LCD_DATA),A ; WRITE IT
CALL LCD_DELAY ; WAIT CALL LCD_DELAY ; WAIT
LD A,LCD_FUNC_DDADR LD A,LCD_FUNC_DDADR
EZ80_IO
OUT (LCD_FUNC),A ; POINT TO FIRST BYTE OUT (LCD_FUNC),A ; POINT TO FIRST BYTE
CALL LCD_DELAY CALL LCD_DELAY
EZ80_IO
IN A,(LCD_DATA) ; GET VALUE IN A,(LCD_DATA) ; GET VALUE
CP C ; AS WRITTEN? CP C ; AS WRITTEN?
RET RET
@ -340,10 +347,12 @@ LCD_DELAY:
LCD_OUTF: LCD_OUTF:
PUSH AF ; SAVE CODE PUSH AF ; SAVE CODE
LCD_OUTF1: LCD_OUTF1:
EZ80_IO
IN A,(LCD_STAT) ; GET STATUS IN A,(LCD_STAT) ; GET STATUS
AND $80 ; ISOLATE BUSY FLAG AND $80 ; ISOLATE BUSY FLAG
JR NZ,LCD_OUTF1 ; LOOP TILL NOT BUSY JR NZ,LCD_OUTF1 ; LOOP TILL NOT BUSY
POP AF ; RECOVER CODE POP AF ; RECOVER CODE
EZ80_IO
OUT (LCD_FUNC),A ; SEND IT OUT (LCD_FUNC),A ; SEND IT
RET ; DONE RET ; DONE
; ;
@ -363,10 +372,12 @@ LCD_OUTFS:
LCD_OUTD: LCD_OUTD:
PUSH AF ; SAVE BYTE PUSH AF ; SAVE BYTE
LCD_OUTD1: LCD_OUTD1:
EZ80_IO
IN A,(LCD_STAT) ; GET STATUS IN A,(LCD_STAT) ; GET STATUS
AND $80 ; ISOLATE BUSY FLAG AND $80 ; ISOLATE BUSY FLAG
JR NZ,LCD_OUTD1 ; LOOP TILL NOT BUSY JR NZ,LCD_OUTD1 ; LOOP TILL NOT BUSY
POP AF ; RECOVER BYTE POP AF ; RECOVER BYTE
EZ80_IO
OUT (LCD_DATA),A ; SEND IT OUT (LCD_DATA),A ; SEND IT
RET ; DONE RET ; DONE
; ;
@ -397,10 +408,12 @@ LCD_OUTDS:
; GET DATA BYTE INTO A ; GET DATA BYTE INTO A
; ;
LCD_IND: LCD_IND:
EZ80_IO
IN A,(LCD_STAT) ; GET STATUS IN A,(LCD_STAT) ; GET STATUS
AND $80 ; ISOLATE BUSY FLAG AND $80 ; ISOLATE BUSY FLAG
JR NZ,LCD_IND ; LOOP TILL NOT BUSY JR NZ,LCD_IND ; LOOP TILL NOT BUSY
POP AF ; RECOVER BYTE POP AF ; RECOVER BYTE
EZ80_IO
IN A,(LCD_DATA) ; GET IT IN A,(LCD_DATA) ; GET IT
RET ; DONE RET ; DONE
; ;
@ -488,7 +501,7 @@ LCD_CPU_Z180 .DB "Z180",0
LCD_CPU_Z180K .DB "Z180-K",0 LCD_CPU_Z180K .DB "Z180-K",0
LCD_CPU_Z180N .DB "Z180-N",0 LCD_CPU_Z180N .DB "Z180-N",0
LCD_CPU_Z280 .DB "Z280",0 LCD_CPU_Z280 .DB "Z280",0
LCD_CPU_EZ80 .DB "EZ80",0
LCD_CPU_EZ80 .DB "eZ80",0
; ;
LCD_MSGTBL: LCD_MSGTBL:
.DW LCD_MSG_LDR_SEL .DW LCD_MSG_LDR_SEL

17
Source/HBIOS/lpt.asm
View File

@ -168,6 +168,7 @@ LPT_OUT:
CALL LPT_OST ; READY TO SEND? CALL LPT_OST ; READY TO SEND?
JR Z,LPT_OUT ; LOOP IF NOT JR Z,LPT_OUT ; LOOP IF NOT
LD C,(IY+3) ; PORT 0 (DATA) LD C,(IY+3) ; PORT 0 (DATA)
EZ80_IO
OUT (C),E ; OUTPUT DATA TO PORT OUT (C),E ; OUTPUT DATA TO PORT
#IF (LPTMODE == LPTMODE_SPP) #IF (LPTMODE == LPTMODE_SPP)
LD A,%00001101 ; SELECT & STROBE, LEDS OFF LD A,%00001101 ; SELECT & STROBE, LEDS OFF
@ -185,6 +186,7 @@ LPT_OUT:
#IF (LPTMODE == LPTMODE_S100) #IF (LPTMODE == LPTMODE_S100)
DEC C ; PUT CONTROL PORT IN C DEC C ; PUT CONTROL PORT IN C
#ENDIF #ENDIF
EZ80_IO
OUT (C),A ; OUTPUT DATA TO PORT OUT (C),A ; OUTPUT DATA TO PORT
CALL DELAY CALL DELAY
#IF (LPTMODE == LPTMODE_SPP) #IF (LPTMODE == LPTMODE_SPP)
@ -196,6 +198,7 @@ LPT_OUT:
#IF (LPTMODE == LPTMODE_S100) #IF (LPTMODE == LPTMODE_S100)
LD A,%11111111 ; STROBE LD A,%11111111 ; STROBE
#ENDIF #ENDIF
EZ80_IO
OUT (C),A ; OUTPUT DATA TO PORT OUT (C),A ; OUTPUT DATA TO PORT
CALL DELAY CALL DELAY
XOR A ; SIGNAL SUCCESS XOR A ; SIGNAL SUCCESS
@ -218,6 +221,7 @@ LPT_OST:
#IF (LPTMODE == LPTMODE_S100) #IF (LPTMODE == LPTMODE_S100)
DEC C ; SELECT STATUS PORT DEC C ; SELECT STATUS PORT
#ENDIF #ENDIF
EZ80_IO
IN A,(C) ; GET STATUS INFO IN A,(C) ; GET STATUS INFO
#IF (LPTMODE == LPTMODE_SPP) #IF (LPTMODE == LPTMODE_SPP)
AND %10000000 ; ISOLATE /BUSY AND %10000000 ; ISOLATE /BUSY
@ -245,13 +249,16 @@ LPT_INITDEVX:
; ;
LD C,(IY+3) ; PORT 0 (DATA) LD C,(IY+3) ; PORT 0 (DATA)
XOR A ; CLEAR ACCUM XOR A ; CLEAR ACCUM
EZ80_IO
OUT (C),A ; SEND IT OUT (C),A ; SEND IT
INC C ; BUMP TO INC C ; BUMP TO
INC C ; ... PORT 2 INC C ; ... PORT 2
LD A,%00001000 ; SELECT AND ASSERT RESET, LEDS OFF LD A,%00001000 ; SELECT AND ASSERT RESET, LEDS OFF
EZ80_IO
OUT (C),A ; SEND IT OUT (C),A ; SEND IT
CALL LDELAY ; HALF SECOND DELAY CALL LDELAY ; HALF SECOND DELAY
LD A,%00001100 ; SELECT AND DEASSERT RESET, LEDS OFF LD A,%00001100 ; SELECT AND DEASSERT RESET, LEDS OFF
EZ80_IO
OUT (C),A ; SEND IT OUT (C),A ; SEND IT
XOR A ; SIGNAL SUCCESS XOR A ; SIGNAL SUCCESS
RET ; RETURN RET ; RETURN
@ -263,12 +270,15 @@ LPT_INITDEVX:
ADD A,3 ; BUMP TO CONTROL PORT ADD A,3 ; BUMP TO CONTROL PORT
LD C,A ; MOVE TO C FOR I/O LD C,A ; MOVE TO C FOR I/O
LD A,$82 ; CONFIG A OUT, B IN, C OUT LD A,$82 ; CONFIG A OUT, B IN, C OUT
EZ80_IO
OUT (C),A ; DO IT OUT (C),A ; DO IT
DEC C ; OUTPUT PORT DEC C ; OUTPUT PORT
LD A,$81 ; STROBE OFF, SELECT ON, RES ON, LED ON LD A,$81 ; STROBE OFF, SELECT ON, RES ON, LED ON
EZ80_IO
OUT (C),A ; SEND IT OUT (C),A ; SEND IT
CALL LDELAY ; HALF SECOND DELAY CALL LDELAY ; HALF SECOND DELAY
LD A,$05 ; STROBE OFF, SELECT ON, RES OFF, LED OFF LD A,$05 ; STROBE OFF, SELECT ON, RES OFF, LED OFF
EZ80_IO
OUT (C),A ; SEND IT OUT (C),A ; SEND IT
XOR A ; SIGNAL SUCCESS XOR A ; SIGNAL SUCCESS
RET ; RETURN RET ; RETURN
@ -278,6 +288,7 @@ LPT_INITDEVX:
LD C,(IY+3) ; BASE PORT LD C,(IY+3) ; BASE PORT
DEC C ; DEC TO CONTROL PORT DEC C ; DEC TO CONTROL PORT
LD A,$FF ; INIT VALUE LD A,$FF ; INIT VALUE
EZ80_IO
OUT (C),A ; DO IT OUT (C),A ; DO IT
RET ; RETURN RET ; RETURN
#ENDIF #ENDIF
@ -330,6 +341,7 @@ LPT_DETECT2:
INC C ; PORT C FOR I/O INC C ; PORT C FOR I/O
INC C ; ... INC C ; ...
XOR A ; DEFAULT VALUE (TRI-STATE OFF) XOR A ; DEFAULT VALUE (TRI-STATE OFF)
EZ80_IO
OUT (C),A ; SEND IT OUT (C),A ; SEND IT
; ;
;IN A,(C) ; READ IT ;IN A,(C) ; READ IT
@ -345,7 +357,9 @@ LPT_DETECT2:
DEC C ; BACK TO BASE PORT DEC C ; BACK TO BASE PORT
DEC C ; ... DEC C ; ...
LD A,$A5 ; TEST VALUE LD A,$A5 ; TEST VALUE
EZ80_IO
OUT (C),A ; SEND IT OUT (C),A ; SEND IT
EZ80_IO
IN A,(C) ; READ IT BACK IN A,(C) ; READ IT BACK
CP $A5 ; CORRECT? CP $A5 ; CORRECT?
RET ; RETURN (ZF SET CORRECTLY) RET ; RETURN (ZF SET CORRECTLY)
@ -366,11 +380,14 @@ LPT_DETECT:
ADD A,3 ; BUMP TO CONTROL PORT ADD A,3 ; BUMP TO CONTROL PORT
LD C,A ; PUT IN C LD C,A ; PUT IN C
LD A,$80 ; SET PORT A TO WRITE LD A,$80 ; SET PORT A TO WRITE
EZ80_IO
OUT (C),A ; WRITE IT OUT (C),A ; WRITE IT
; ;
LD C,(IY+3) ; PPI PORT A LD C,(IY+3) ; PPI PORT A
LD A,$A5 ; TEST VALUE LD A,$A5 ; TEST VALUE
EZ80_IO
OUT (C),A ; PUSH VALUE TO PORT OUT (C),A ; PUSH VALUE TO PORT
EZ80_IO
IN A,(C) ; GET PORT VALUE IN A,(C) ; GET PORT VALUE
#IF (LPTTRACE >= 3) #IF (LPTTRACE >= 3)
CALL PC_SPACE CALL PC_SPACE

16
Source/HBIOS/ppa.asm
View File

@ -243,6 +243,7 @@ PPA_DETECT:
ADD A,PPA_IOSETUP ; BUMP TO SETUP PORT ADD A,PPA_IOSETUP ; BUMP TO SETUP PORT
LD C,A ; MOVE TO C FOR I/O LD C,A ; MOVE TO C FOR I/O
LD A,$82 ; CONFIG A OUT, B IN, C OUT LD A,$82 ; CONFIG A OUT, B IN, C OUT
EZ80_IO
OUT (C),A ; DO IT OUT (C),A ; DO IT
CALL DELAY ; BRIEF DELAY FOR GOOD MEASURE CALL DELAY ; BRIEF DELAY FOR GOOD MEASURE
#ENDIF #ENDIF
@ -476,6 +477,7 @@ PPA_GEOM:
; ;
PPA_WRITEDATA: PPA_WRITEDATA:
LD C,(IY+PPA_IOBASE) ; DATA PORT IS AT IOBASE LD C,(IY+PPA_IOBASE) ; DATA PORT IS AT IOBASE
EZ80_IO
OUT (C),A ; WRITE THE BYTE OUT (C),A ; WRITE THE BYTE
;CALL DELAY ; IS THIS NEEDED??? ;CALL DELAY ; IS THIS NEEDED???
RET ; DONE RET ; DONE
@ -493,6 +495,7 @@ PPA_WRITECTRL:
LD C,(IY+PPA_IOBASE) ; GET BASE IO ADDRESS LD C,(IY+PPA_IOBASE) ; GET BASE IO ADDRESS
INC C ; BUMP TO CONTROL PORT INC C ; BUMP TO CONTROL PORT
INC C INC C
EZ80_IO
OUT (C),A ; WRITE TO CONTROL PORT OUT (C),A ; WRITE TO CONTROL PORT
;CALL DELAY ; IS THIS NEEDED? ;CALL DELAY ; IS THIS NEEDED?
RET ; DONE RET ; DONE
@ -511,6 +514,7 @@ PPA_WRITECTRL:
PPA_READSTATUS: PPA_READSTATUS:
LD C,(IY+PPA_IOBASE) ; IOBASE TO C LD C,(IY+PPA_IOBASE) ; IOBASE TO C
INC C ; BUMP TO STATUS PORT INC C ; BUMP TO STATUS PORT
EZ80_IO
IN A,(C) ; READ IT IN A,(C) ; READ IT
; ;
#IF (PPAMODE == PPAMODE_MG014 #IF (PPAMODE == PPAMODE_MG014
@ -855,9 +859,11 @@ PPA_GETBLOCK:
; ;
PPA_GETBLOCK1: PPA_GETBLOCK1:
EXX ; ALT REGS EXX ; ALT REGS
EZ80_IO
OUT (C),D ; SEND FIRST CLOCK OUT (C),D ; SEND FIRST CLOCK
PPA_GETBLOCK_A .EQU $+1
EZ80_IO
IN A,($FF) ; GET HIGH NIBBLE IN A,($FF) ; GET HIGH NIBBLE
PPA_GETBLOCK_A .EQU $-1
#IF (PPAMODE == PPAMODE_MG014) #IF (PPAMODE == PPAMODE_MG014)
AND $0F ; RELEVANT BITS ONLY AND $0F ; RELEVANT BITS ONLY
ADD A,MG014_STATMAPHI & $FF ; HIGH BYTE OF MAP PTR ADD A,MG014_STATMAPHI & $FF ; HIGH BYTE OF MAP PTR
@ -869,9 +875,11 @@ PPA_GETBLOCK_A .EQU $+1
AND $F0 ; RELEVANT BITS ONLY AND $F0 ; RELEVANT BITS ONLY
LD L,A ; SAVE NIBBLE IN L LD L,A ; SAVE NIBBLE IN L
#ENDIF #ENDIF
EZ80_IO
OUT (C),E ; SEND SECOND CLOCK OUT (C),E ; SEND SECOND CLOCK
PPA_GETBLOCK_B .EQU $+1
EZ80_IO
IN A,($FF) ; GET LOW NIBBLE IN A,($FF) ; GET LOW NIBBLE
PPA_GETBLOCK_B .EQU $-1
#IF (PPAMODE == PPAMODE_MG014) #IF (PPAMODE == PPAMODE_MG014)
AND $0F ; RELEVANT BITS ONLY AND $0F ; RELEVANT BITS ONLY
ADD A,MG014_STATMAPLO & $FF ; LOW BYTE OF MAP PTR ADD A,MG014_STATMAPLO & $FF ; LOW BYTE OF MAP PTR
@ -964,9 +972,12 @@ PPA_PUTBLOCK:
PPA_PUTBLOCK1: PPA_PUTBLOCK1:
LD A,(DE) ; GET NEXT BYTE LD A,(DE) ; GET NEXT BYTE
PPA_PUTBLOCK_A .EQU $+1 PPA_PUTBLOCK_A .EQU $+1
EZ80_IO
OUT ($FF),A ; PUT ON BUS OUT ($FF),A ; PUT ON BUS
INC DE ; INCREMENT BUF POS INC DE ; INCREMENT BUF POS
EZ80_IO
OUT (C),H ; FIRST CLOCK OUT (C),H ; FIRST CLOCK
EZ80_IO
OUT (C),L ; SECOND CLOCK OUT (C),L ; SECOND CLOCK
DJNZ PPA_PUTBLOCK1 ; LOOP DJNZ PPA_PUTBLOCK1 ; LOOP
RET ; DONE RET ; DONE
@ -1147,6 +1158,7 @@ PPA_INITDEV:
ADD A,PPA_IOSETUP ; BUMP TO SETUP PORT ADD A,PPA_IOSETUP ; BUMP TO SETUP PORT
LD C,A ; MOVE TO C FOR I/O LD C,A ; MOVE TO C FOR I/O
LD A,$82 ; CONFIG A OUT, B IN, C OUT LD A,$82 ; CONFIG A OUT, B IN, C OUT
EZ80_IO
OUT (C),A ; DO IT OUT (C),A ; DO IT
CALL DELAY ; SHORT DELAY FOR BUS SETTLE CALL DELAY ; SHORT DELAY FOR BUS SETTLE
#ENDIF #ENDIF

8
Source/HBIOS/util.asm
View File

@ -684,7 +684,13 @@ DLY16: CALL DLY8 ; 432 400
DLY8: CALL DLY4 ; 216 200 DLY8: CALL DLY4 ; 216 200
DLY4: CALL DLY2 ; 108 100 DLY4: CALL DLY2 ; 108 100
DLY2: CALL DLY1 ; 54 50 DLY2: CALL DLY1 ; 54 50
DLY1: RET ; 27 25
DLY1:
#IF (CPUFAM == CPU_EZ80)
NOP
NOP
NOP
#ENDIF
RET ; 27 25
; ;
; MULTIPLY 8-BIT VALUES ; MULTIPLY 8-BIT VALUES
; IN: MULTIPLY H BY E ; IN: MULTIPLY H BY E

2
Source/ver.inc
View File

@ -2,7 +2,7 @@
#DEFINE RMN 5 #DEFINE RMN 5
#DEFINE RUP 0 #DEFINE RUP 0
#DEFINE RTP 0 #DEFINE RTP 0
#DEFINE BIOSVER "3.5.0-dev.86"
#DEFINE BIOSVER "3.5.0-dev.87"
#define rmj RMJ #define rmj RMJ
#define rmn RMN #define rmn RMN
#define rup RUP #define rup RUP

2
Source/ver.lib
View File

@ -3,5 +3,5 @@ rmn equ 5
rup equ 0 rup equ 0
rtp equ 0 rtp equ 0
biosver macro biosver macro
db "3.5.0-dev.86"
db "3.5.0-dev.87"
endm endm

Write Preview
Loading…
Cancel
Save