mirror of
https://github.com/TomHarte/CLK.git
synced 2024-11-07 19:05:38 +00:00
219 lines
4.6 KiB
NASM
219 lines
4.6 KiB
NASM
!cpu 65816
|
|
|
|
; 2017-12-13 J.E. Klasek j+816 AT klasek DOT at
|
|
|
|
|
|
|
|
videoram = $0400
|
|
colorram = $d800
|
|
|
|
;-------------------------------------------------------------------------------
|
|
*=$07ff
|
|
!word $0801
|
|
!word bend
|
|
!word 10
|
|
!byte $9e
|
|
!text "2061", 0
|
|
bend: !word 0
|
|
;-------------------------------------------------------------------------------
|
|
|
|
sei
|
|
lda #$17
|
|
sta $d018
|
|
lda #$35
|
|
sta $01
|
|
lda #$7f
|
|
sta $dc0d
|
|
sta $dd0d
|
|
lda $dc0d
|
|
lda $dd0d
|
|
ldx #0
|
|
-
|
|
lda #$20
|
|
sta videoram,x
|
|
sta videoram+$0100,x
|
|
sta videoram+$0200,x
|
|
sta videoram+$0300,x
|
|
lda #1
|
|
sta colorram,x
|
|
sta colorram+$0100,x
|
|
sta colorram+$0200,x
|
|
sta colorram+$0300,x
|
|
inx
|
|
bne -
|
|
|
|
jmp start
|
|
theend:
|
|
sep #$30 ; 8-bit for X/Y and A/M
|
|
!as
|
|
!rs
|
|
lda $040210
|
|
cmp #$ff
|
|
bne error
|
|
|
|
lda #5
|
|
sta $d020
|
|
ldx #0 ; success
|
|
stx $d7ff
|
|
jmp *
|
|
error
|
|
sta $0400
|
|
lda $040211 ; failure map (which test failed)
|
|
sta $0401
|
|
lda #10
|
|
sta $d020
|
|
ldx #$ff ; failure
|
|
stx $d7ff
|
|
jmp *
|
|
|
|
;-------------------------------------------------------------------------------
|
|
|
|
* = $1000
|
|
start:
|
|
; EXPECTED FINAL RESULTS: $0210 = FF
|
|
; (any other number will be the
|
|
; test that failed)
|
|
|
|
; initialize:
|
|
lda #$00
|
|
sta $040210
|
|
sta $040211
|
|
|
|
|
|
test00:
|
|
|
|
; setup cpu
|
|
clc
|
|
xce ; native mode
|
|
rep #$30 ; 16-bit for X/Y and A/M
|
|
!al
|
|
!rl
|
|
|
|
; setup registers
|
|
lda #$0404 ; Data Bank Register register
|
|
pha ; akku in 16 bit
|
|
plb ; pull DBR twice
|
|
plb
|
|
ldy #$8888 ; change marker
|
|
tyx
|
|
tya
|
|
|
|
; setup memory
|
|
lda #$5555 ; wrap marker
|
|
sta $048887 ; into bank 4, for LDX/LDY
|
|
lda #$7777 ; no-wrap marker
|
|
sta $058887 ; into bank 5, for LDX/LDY
|
|
|
|
;---------------------------------------------------------------------
|
|
|
|
stz $0000 ; init wrap marker
|
|
lda #$7777 ; no-wrap marker
|
|
sta $050000 ; to start of bank 5
|
|
|
|
sty $ffff ; high byte of Y is where?
|
|
lda $0000
|
|
bne +
|
|
lda $ffff ; fetch, does not wrap
|
|
cmp #$8888
|
|
bne +
|
|
lda $050000
|
|
cmp #$7788 ; write to bank 5
|
|
beq ++
|
|
+ inc $0210 ; fail counter
|
|
clc
|
|
++
|
|
rol $0211 ; update failure map
|
|
;---------------------------------------------------------------------
|
|
|
|
stz $0000 ; init wrap marker
|
|
lda #$7777 ; no-wrap marker
|
|
sta $050000 ; to start of bank 5
|
|
|
|
tyx ; change marker
|
|
stx $ffff ; high byte of Y is where?
|
|
lda $0000
|
|
bne +
|
|
lda $ffff ; fetch, does not wrap
|
|
cmp #$8888
|
|
bne +
|
|
lda $050000
|
|
cmp #$7788 ; write to bank 5
|
|
beq ++
|
|
+ inc $0210 ; fail counter
|
|
clc
|
|
++
|
|
rol $0211 ; update failure map
|
|
;---------------------------------------------------------------------
|
|
|
|
ldy $ffff,x ; Y=5555 Y=7777 value for Y comes from which bank?
|
|
cpy #$7777
|
|
beq +
|
|
inc $0210 ; fail counter
|
|
clc
|
|
+
|
|
rol $0211 ; update failure map
|
|
;---------------------------------------------------------------------
|
|
|
|
txy ; reinitialize y
|
|
ldx $ffff,y ; X=5555 X=7777 value for X comes from which bank?
|
|
cpx #$7777
|
|
beq +
|
|
inc $0210 ; fail counter
|
|
clc
|
|
+
|
|
rol $0211 ; update failure map
|
|
;---------------------------------------------------------------------
|
|
|
|
stz $0000 ; init wrap marker
|
|
lda #$7777 ; no-wrap marker
|
|
sta $050000 ; to start of bank 5
|
|
|
|
lda #$7788
|
|
inc $0000 ; $0000 = 1
|
|
trb $ffff ; 88 77 & ^(88 77) -> 00 00
|
|
lda $0000
|
|
cmp #$0001 ; $0000 not reset by trb (does not wrap)
|
|
bne +
|
|
lda $050000
|
|
cmp #$7700 ; $050001 reset by trb
|
|
beq ++
|
|
+ inc $0210 ; fail counter
|
|
clc
|
|
++
|
|
rol $0211 ; update failure map
|
|
;---------------------------------------------------------------------
|
|
|
|
lda #$7788
|
|
sta $050000 ; 00 88 | 88 77 -> 88 ff
|
|
tsb $ffff ; set bits (which are already cleared)
|
|
lda $0000
|
|
cmp #$0001 ; $0000 not set by tsb (does not wrap!)
|
|
bne +
|
|
lda $050000
|
|
cmp #$77ff ; $050001 all bits set by tsb
|
|
beq ++
|
|
+ inc $0210 ; fail counter
|
|
clc
|
|
++
|
|
rol $0211 ; update failure map
|
|
;---------------------------------------------------------------------
|
|
|
|
|
|
test00pass:
|
|
lda $0210
|
|
eor #%0011111100000000 ; invert failure map
|
|
sta $0210
|
|
bne +
|
|
dec $0210 ; 0 -> FF
|
|
+
|
|
|
|
lda #$0000
|
|
pha
|
|
plb
|
|
plb ; program bank = 0
|
|
sec
|
|
xce ; emulation mode
|
|
sep #$30 ; a/m, x/y 8 bit
|
|
|
|
jmp theend
|