Apple-2-SW/davex-mg-utils
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fastchip functionality mostly complete

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mgcaret 2017-09-25 17:44:49 -07:00
parent 3f39f19255
commit b9a7876f62
1 changed files with 131 additions and 1 deletions
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132
fastchip.s
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@ -5,11 +5,14 @@
; -l List speeds and exit
; -e <num> Enable FastChip, 1 = on, 0 = off (sync)
; -s <num> Set speed, 0-40, see -l for list of speed values
; -p <str> Set slot speeds, slot numbers in str are set to fast, rest slow.
; -p <str> Set slot speeds, slot numbers in str are set to fast, rest slow
; To set all slow, use -p 0
; -a <num> Set audio (speaker) delay, 0-4 (Off/Fast/Normal/Music/Hifi)
; -j <num> Set joystick delay, 0-2 (Off/Short/Long)
; -b <num> Set backlight, 0-5 (Off/Fade/Speed/R/G/B)
;
; Invalid values are silently ingored.
;
; No options: List current settings
; %hend
@ -43,6 +46,12 @@ prbyte = $fdda
DX_info $01,$12,dx_cc_iie_or_iigs,$00
DX_ptab
DX_parm 'l',t_nil ; list speeds
DX_parm 'e',t_int1 ; enable/disable
DX_parm 's',t_int1 ; speed
DX_parm 'p',t_string ; slot speeds
DX_parm 'a',t_int1 ; speaker delay
DX_parm 'j',t_int1 ; joystick delay
DX_parm 'b',t_int1 ; backlight
DX_end_ptab
DX_desc "Control FastChip //e."
DX_main
@ -83,11 +92,132 @@ doit: lda #$00
bne :+
jsr show_all
: rts
; Try all config setting options
.proc try_all
jsr fcunlock
jsr try_state
jsr try_speed
jsr try_slots
jsr try_speaker
jsr try_joystick
jsr try_backlight
jsr fclock
rts
.endproc
.proc try_state
lda #'e'|$80
jsr xgetparm_ch
bcs done
cpy #$02 ; too big?
bcs done
cpy #$01
bne :+ ; want disable
lda #$01
sta fcbase+1 ; enable
bne diddone
: lda #$01 ; anything but $a6 or $6a
sta fcbase ; disable
diddone: jsr show_state
inc showall
done: rts
.endproc
.proc try_speed
lda #'s'|$80
jsr xgetparm_ch
bcs done
cpy #41 ; too big?
bcs done
lda #CFG_SPEED
sta fcbase+5 ; config reg
sty fcbase+6 ; value
jsr show_speed
inc showall
done: rts
.endproc
.proc try_slots
lda #'p'|$80
jsr xgetparm_ch
bcs done
sta mytemp+1 ; save string pointer
sty mytemp
ldy #$00
sty myidx ; we'll keep calculated value here
lda (mytemp),y ; length of string
beq done ; empty
tay ; length into y
lp: lda (mytemp),y ; get char
and #$7f
cmp #'1'
bcc next
cmp #'7'+1
bcs next
and #$0f ; get the bits we need to shift
tax
lda #$01
: asl ; shift left for the slot
dex
bne :-
ora myidx ; combine with existing
sta myidx ; and save
next: dey
bne lp
ldy myidx ; get computed value
lda #CFG_SPEED
sta fcbase+5 ; config reg
sty fcbase+6 ; value
;lda #$00 ; DEBUG
;jsr xprdec_2 ; DEBUG
jsr show_slots
inc showall
done: rts
.endproc
.proc try_speaker
lda #'a'|$80
jsr xgetparm_ch
bcs done
cpy #05 ; too big?
bcs done
lda #CFG_SPKR
sta fcbase+5 ; config reg
sty fcbase+6 ; value
jsr show_speaker
inc showall
done: rts
.endproc
.proc try_joystick
lda #'j'|$80
jsr xgetparm_ch
bcs done
cpy #03 ; too big?
bcs done
lda #CFG_JSTCK
sta fcbase+5 ; config reg
sty fcbase+6 ; value
jsr show_joystick
inc showall
done: rts
.endproc
.proc try_backlight
lda #'b'|$80
jsr xgetparm_ch
bcs done
cpy #06 ; too big?
bcs done
lda #CFG_LIGHT
sta fcbase+5 ; config reg
sty fcbase+6 ; value
jsr show_backlight
inc showall
done: rts
.endproc
; Show all current settings
.proc show_all
jsr fcunlock