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Smartport Control added

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This commit is contained in:
Florian Reitz 2018-05-24 09:40:50 +02:00
parent b62f7cfda0
commit ad4c2939b8
2 changed files with 57 additions and 6 deletions
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1
src/AppleIISd.inc
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@ -67,6 +67,7 @@ ERR_BADCMD = $01
ERR_BADPCNT = $04
ERR_BUSERR = $06
ERR_BADUNIT = $11
ERR_NOINT = $1F
ERR_BADCTL = $21
ERR_BADCTLPARM = $22
ERR_IOERR = $27

62
src/Smartport.s
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@ -134,9 +134,51 @@ SPDISPATCH:
.word SMWRITECHAR
; Smartport Status command
;
SMSTATUS: JSR GETCSLIST
SMSTATUS:
SMCONTROL:
; Smartport Control command
;
; no controls supported, yet
;
SMCONTROL: JSR GETCSLIST
LDX SMCSCODE
BEQ @RESET ; 0: Reset
DEX
BEQ @SETDCB ; 1: SetDCB
DEX
BEQ @NEWLINE ; 2: SetNewLine
DEX
BEQ @IRQ ; 3: ServiceInterrupt
DEX
BEQ @EJECT ; 4: Eject
@NEWLINE: LDA #ERR_BADCTL
SEC
@RESET:
@SETDCB:
@EJECT: RTS
@IRQ: LDA #ERR_NOINT ; interrupts not supported
SEC
RTS
; Get control/status list pointer and code
;
GETCSLIST: LDY #2
LDA (SMPARAMLIST),Y
STA SMCMDLIST ; get list pointer
INY
LDA (SMPARAMLIST),Y
STA SMCMDLIST+1
INY
LDA (SMPARAMLIST),Y
STA SMCSCODE ; get status/control code
RTS
; Smartport Read Block command
@ -174,8 +216,8 @@ SMWRITEBLOCK:
; Unit 0: entire chain, not supported
; Unit 1: this slot, drive 0
; Unit 2: this slot, drive 1
; unit 3: phantom slot, drive 0
; unit 4: phantom slot, drive 1
; Unit 3: phantom slot, drive 0
; Unit 4: phantom slot, drive 1
;
TRANSLATE: LDA DRVNUM,Y
BEQ @BADUNIT ; not supportd for unit 0
@ -235,15 +277,23 @@ TRANSLATE: LDA DRVNUM,Y
; Smartport Format command
;
; supported, but doesn't do anything
; unit number must not be 0
;
SMFORMAT: LDA #NO_ERR
SMFORMAT: LDA DRVNUM,Y
BEQ @ERROR
LDA #NO_ERR
CLC
RTS
@ERROR: LDA #ERR_BADUNIT
SEC
RTS
; Smartport Init comand
;
; throw error if DRVNUM is not 0, else do nothing
; supported, but doesn't do anything
; unit number must be 0
;
SMINIT: LDA DRVNUM,Y
CLC