more 5-5-5 work

This commit is contained in:
Peter Ferrie 2021-06-21 19:16:47 -07:00
parent 8ed8811e06
commit 20562ee2bb
2 changed files with 44 additions and 11 deletions

View File

@ -174,6 +174,9 @@ Do555
; static boot tracer!
ldy $801,x
lda $800,y
cmp #$A9 ; LDA
beq .nohalf
lda $801,y
tay
lda $800,y
@ -194,6 +197,14 @@ Do555
.jmpexit2
jmp FatalError
.nohalf
lda #$FF
sta .curtrk+1
lda #$34
sta .hookseek+1
ldx #$93
jmp .foundpart
.foundseek2
stx $3A
lda $801,x
@ -301,6 +312,8 @@ Do555
.foundpart
stx $3A
jsr IncProgress
.donohalf
lda gSector
sta .cmpsect+1
@ -444,9 +457,19 @@ Do555
.patch
!byte $00,$04 ; [JSR] $04xx
!byte $B0,$0B ; BCS *+$0D
!byte $E6,$41 ; STA $41
!byte $E6,$41 ; INC $41
!byte $EA ; NOP
!byte $4C ; JMP $xxxx
lda .curtrk+1
bpl .skipnohalf
ldy #$A5
lda #$36
sta ($3E),y
iny
lda #4
sta ($3E),y
.skipnohalf
sec
txa
sbc #5

View File

@ -155,8 +155,10 @@ JustTheSameDamnThingOverAndOver
sta @cmp+1 ; 4
@loop lda $C0EC ; 4
bpl @loop ; 2 when not taken
!if >@loop != >* {
!serious "branch crosses a page"
!if RELBASE != $2000 {
!if >@loop != >* {
!serious "branch crosses a page"
}
}
dex ; 2
bne @cmp ; 2 when not taken
@ -202,8 +204,10 @@ IsUnformatted
@reset ldy #$00
@loop ldx $C0EC ; 4
bpl @loop ; 2 when not taken
!if >@loop != >* {
!serious "branch crosses a page"
!if RELBASE != $2000 {
!if >@loop != >* {
!serious "branch crosses a page"
}
}
dec unform ; 5
bne + ; 2 when not taken
@ -251,8 +255,10 @@ ReadNib
.x1
- lda $C0EC
bpl -
!if >.x1 != >* {
!serious "branch crosses a page"
!if RELBASE != $2000 {
!if >.x1 != >* {
!serious "branch crosses a page"
}
}
rts
@ -268,8 +274,10 @@ Read4x4
.x2
- lda $C0EC
bpl -
!if >.x2 != >* {
!serious "branch crosses a page"
!if RELBASE != $2000 {
!if >.x2 != >* {
!serious "branch crosses a page"
}
}
sec
rol
@ -277,8 +285,10 @@ Read4x4
.x3
- lda $C0EC
bpl -
!if >.x3 != >* {
!serious "branch crosses a page"
!if RELBASE != $2000 {
!if >.x3 != >* {
!serious "branch crosses a page"
}
}
and tmp
rts