Apple-2-SW/passport
1
0
Fork 0
mirror of https://github.com/a2-4am/passport.git synced 2024-12-22 19:30:50 +00:00
Code Issues Projects Releases Wiki Activity

really support SBMusic

Browse Source
This commit is contained in:
Peter Ferrie 2017-07-02 15:40:47 -07:00
parent 28ff54ed44
commit bdbfcde5d2
2 changed files with 43 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/passport.a
View File

@ -95,7 +95,7 @@ flag = $FF ; byte
} }
; Application constants (not zero addresses) ; Application constants (not zero addresses)
RELBASE = $5D00 ; address to move Passport code RELBASE = $5C00 ; address to move Passport code
; so that it's out of the way ; so that it's out of the way
LOWPOINT = $4300 ; lowest available address for code LOWPOINT = $4300 ; lowest available address for code
BASEPAGE = $10 ; Special Delivery tracer assumes BASEPAGE = $10 ; Special Delivery tracer assumes

52
src/patchers/optimum.a
View File

@ -8,7 +8,7 @@
;------------------------------- ;-------------------------------
!zone { !zone {
lda gIsOptimum lda gIsOptimum
bne .jmpexit bne .jmpexit1
ldx gTrack ldx gTrack
dex dex
beq .dotrack1 beq .dotrack1
@ -28,7 +28,8 @@
bcs .checktrack bcs .checktrack
tay tay
adc #BASEPAGE-1 adc #BASEPAGE-1
sta .iob+2 sta .iob1+2
sta .iob2+2
pha pha
tya tya
@ -45,22 +46,27 @@
ldy #6 ldy #6
jsr SearchSector jsr SearchSector
!byte $01,$60,$01,$00,$01,$0F !byte $01,$60,$01,$00,$01,$0F
bcc .iob bcc .iob1
;if it doesn't exist, fetch address from alternative location ;if it doesn't exist, fetch address from alternative location
inc .iob+2 inc .iob1+2
inc .iob2+2
ldx #7 ldx #7
;save for later... ;save for later...
.iob .iob1
lda $D109,X lda $D109,X
sta .address+1 sta .address+1
.iob2
lda $D108,X
sta .mergelo+1
.checktrack .checktrack
lda gTrack lda gTrack
bne .jmpexit bne .jmpexit1
jmp .dotrack0 jmp .dotrack0
.retrycount .retrycount
@ -70,7 +76,7 @@
lda #s_optbad ; say read failure lda #s_optbad ; say read failure
jsr PrintByID jsr PrintByID
.jmpexit .jmpexit1
jmp .exit jmp .exit
.dotrack1 .dotrack1
@ -225,6 +231,9 @@
;are supplied by reading the data from the protected sector ;are supplied by reading the data from the protected sector
;failing to read the data causes the title to crash ;failing to read the data causes the title to crash
.jmpexit2
jmp .exit
.dotrack0 .dotrack0
lda #s_construct lda #s_construct
jsr PrintByID jsr PrintByID
@ -237,7 +246,7 @@
!byte $20,$5D,$B6 ;JSR $B65D !byte $20,$5D,$B6 ;JSR $B65D
!byte $01,$0E ;track 1, sector #$0E !byte $01,$0E ;track 1, sector #$0E
!byte $00,$08,$18 ;address, count !byte $00,$08,$18 ;address, count
bcs .exit ;give up bcs .jmpexit2 ;give up
adc #BASEPAGE adc #BASEPAGE
sta .patch1+2 sta .patch1+2
sta .patch2+2 sta .patch2+2
@ -250,6 +259,9 @@
pha pha
and #$0F and #$0F
sta tmp sta tmp
lda #$D1
sta .address+1 ; restore default value
.patch1 .patch1
lda $D104,x lda $D104,x
sbc tmp sbc tmp
@ -273,17 +285,37 @@
;read replaced page ;read replaced page
.domerge .domerge
lda #21 ; $2100-21FF lda #$21 ; $2100-21FF
sta gAddress+1 sta gAddress+1
ldy #<gRWTSParams ldy #<gRWTSParams
lda #>gRWTSParams lda #>gRWTSParams
jsr $BD00 jsr $BD00
lda .mergelo+1
beq ++
dec gSector
bpl +
lda #$0F
sta gSector
dec gTrack
+ inc gAddress+1
ldy #<gRWTSParams
lda #>gRWTSParams
jsr $BD00
dec gAddress+1
ldy #0
.mergelo
lda $2100,y ; self-modified
sta $2100,y
iny
bne .mergelo
++
;merge content ;merge content
ldy #$86 ldy #$86
- lda $300,y - lda $300,y
sta $2000,y sta $2100,y
dey dey
cpy #$FF cpy #$FF
bne - bne -