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a2d/desk.acc/this.apple.s

1366 lines
48 KiB
ArmAsm
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.setcpu "6502"
.include "apple2.inc"
.include "../inc/apple2.inc"
.include "../inc/prodos.inc"
.include "../mgtk.inc"
.include "../desktop.inc"
.include "../macros.inc"
;;; ============================================================
.org $800
entry:
;;; Copy the DA to AUX for easy bank switching
.scope
lda ROMIN2
copy16 #$0800, STARTLO
copy16 #da_end, ENDLO
copy16 #$0800, DESTINATIONLO
sec ; main>aux
jsr AUXMOVE
lda LCBANK1
lda LCBANK1
.endscope
.scope
;; run the DA
sta RAMRDON
sta RAMWRTON
jsr init
;; tear down/exit
sta ALTZPON
lda LCBANK1
lda LCBANK1
sta RAMRDOFF
sta RAMWRTOFF
rts
.endscope
;;; ============================================================
da_window_id = 60
da_width = 400
da_height = 118
da_left = (screen_width - da_width)/2
da_top = 50
.proc winfo
window_id: .byte da_window_id
options: .byte MGTK::Option::go_away_box
title: .addr str_title
hscroll: .byte MGTK::Scroll::option_none
vscroll: .byte MGTK::Scroll::option_none
hthumbmax: .byte 32
hthumbpos: .byte 0
vthumbmax: .byte 32
vthumbpos: .byte 0
status: .byte 0
reserved: .byte 0
mincontwidth: .word da_width
mincontlength: .word da_height
maxcontwidth: .word da_width
maxcontlength: .word da_height
port:
viewloc: DEFINE_POINT da_left, da_top
mapbits: .addr MGTK::screen_mapbits
mapwidth: .word MGTK::screen_mapwidth
maprect: DEFINE_RECT 0, 0, da_width, da_height
pattern: .res 8, $FF
colormasks: .byte MGTK::colormask_and, MGTK::colormask_or
penloc: DEFINE_POINT 0, 0
penwidth: .byte 1
penheight: .byte 1
penmode: .byte 0
textback: .byte $7F
textfont: .addr DEFAULT_FONT
nextwinfo: .addr 0
.endproc
str_title:
PASCAL_STRING "About this Apple II"
;;; ============================================================
.proc ii_bitmap
viewloc: DEFINE_POINT 59, 5
mapbits: .addr iie_bits
mapwidth: .byte 8
reserved: .res 1
maprect: DEFINE_RECT 0, 0, 50, 25
.endproc
.proc iic_bitmap
viewloc: DEFINE_POINT 62, 4
mapbits: .addr iic_bits
mapwidth: .byte 7
reserved: .res 1
maprect: DEFINE_RECT 0, 0, 45, 27
.endproc
.proc iigs_bitmap
viewloc: DEFINE_POINT 65, 5
mapbits: .addr iigs_bits
mapwidth: .byte 6
reserved: .res 1
maprect: DEFINE_RECT 0, 0, 38, 25
.endproc
.proc iii_bitmap
viewloc: DEFINE_POINT 57, 5
mapbits: .addr iii_bits
mapwidth: .byte 8
reserved: .res 1
maprect: DEFINE_RECT 0, 0, 54, 24
.endproc
.proc iie_card_bitmap
viewloc: DEFINE_POINT 56, 9
mapbits: .addr iie_card_bits
mapwidth: .byte 8
reserved: .res 1
maprect: DEFINE_RECT 0, 0, 55, 21
.endproc
.proc laser128_bitmap
viewloc: DEFINE_POINT 60, 4
mapbits: .addr laser128_bits
mapwidth: .byte 7
reserved: .res 1
maprect: DEFINE_RECT 0, 0, 47, 29
.endproc
iie_bits:
.byte px(%1111111),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0111111),px(%1111111)
.byte px(%1111110),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%0011111),px(%1111111)
.byte px(%1111110),px(%0110000),px(%0000000),px(%0000000),px(%0000000),px(%0111111),px(%0011111),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0111111),px(%0011111),px(%1111111)
.byte px(%1111110),px(%0110011),px(%0011001),px(%1001100),px(%1111110),px(%0111111),px(%0011111),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0111111),px(%0011111),px(%1111111)
.byte px(%1111110),px(%0110011),px(%0011001),px(%1111111),px(%1111110),px(%0111111),px(%0011111),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0111111),px(%0011111),px(%1111111)
.byte px(%1111110),px(%0110011),px(%0011111),px(%1111111),px(%1111110),px(%0111111),px(%0011111),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0111111),px(%0011111),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0111111),px(%0011111),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0110011),px(%0011111),px(%1111111)
.byte px(%1111110),px(%0110000),px(%0000000),px(%0000000),px(%0000000),px(%0110011),px(%0011111),px(%1111111)
.byte px(%1111110),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%0011111),px(%1111111)
.byte px(%1111111),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0111111),px(%1111111)
.byte px(%1111110),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%0011111),px(%1111111)
.byte px(%1111110),px(%0111100),px(%0000000),px(%0111111),px(%0000000),px(%0001111),px(%0011111),px(%1111111)
.byte px(%1111110),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%0011111),px(%1111111)
.byte px(%1111111),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0111111),px(%1111111)
.byte px(%1111100),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%0001111),px(%1111111)
.byte px(%1110001),px(%1110011),px(%0011001),px(%1001100),px(%1100110),px(%0110011),px(%1100011),px(%1111111)
.byte px(%1000111),px(%1001100),px(%1100110),px(%0110011),px(%0011001),px(%1001100),px(%1111000),px(%1111111)
.byte px(%0011110),px(%0110011),px(%0011001),px(%1001100),px(%1100110),px(%0110011),px(%0011110),px(%0111111)
.byte px(%0011111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111110),px(%0111111)
.byte px(%1000111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111000),px(%1111111)
.byte px(%1110000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000011),px(%1111111)
iic_bits:
.byte px(%1111111),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000111),px(%1111111)
.byte px(%1111110),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1110011),px(%1111111)
.byte px(%1111110),px(%0111000),px(%0000000),px(%0000000),px(%0000000),px(%1110011),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0110011),px(%1111111)
.byte px(%1111110),px(%0110011),px(%0011001),px(%1001100),px(%1111110),px(%0110011),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0110011),px(%1111111)
.byte px(%1111110),px(%0110011),px(%0011001),px(%1111111),px(%1111110),px(%0110011),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0110011),px(%1111111)
.byte px(%1111110),px(%0110011),px(%0011111),px(%1111111),px(%1111110),px(%0110011),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0110011),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0110011),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0110011),px(%1111111)
.byte px(%1111110),px(%0111000),px(%0000000),px(%0000000),px(%0000000),px(%1110011),px(%1111111)
.byte px(%1111110),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1110011),px(%1111111)
.byte px(%1111111),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000111),px(%1111111)
.byte px(%1111111),px(%1111100),px(%1111111),px(%1111111),px(%1111001),px(%1111111),px(%1111111)
.byte px(%1110000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0111111)
.byte px(%1100111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%0011111)
.byte px(%1100110),px(%1101101),px(%1011011),px(%0110110),px(%1101101),px(%1011011),px(%0011111)
.byte px(%1100110),px(%1101101),px(%1011011),px(%0110110),px(%1101101),px(%1011011),px(%0011111)
.byte px(%1001110),px(%1101101),px(%1011011),px(%0110110),px(%1101101),px(%1011011),px(%1001111)
.byte px(%1001110),px(%1101101),px(%1011011),px(%0110110),px(%1101101),px(%1011011),px(%1001111)
.byte px(%1001111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1001111)
.byte px(%0011110),px(%0110011),px(%0011001),px(%1001100),px(%1100110),px(%0110011),px(%1100111)
.byte px(%0011001),px(%1001100),px(%1100110),px(%0110011),px(%0011001),px(%1001100),px(%1100111)
.byte px(%0011110),px(%0110011),px(%0011001),px(%1001100),px(%1100110),px(%0110011),px(%1100111)
.byte px(%0011111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1100111)
.byte px(%1000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0001111)
iigs_bits:
.byte px(%1000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0011111)
.byte px(%0011111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1001111)
.byte px(%0011000),px(%0000000),px(%0000000),px(%0000000),px(%0000001),px(%1001111)
.byte px(%0011001),px(%1111111),px(%1111111),px(%1111111),px(%1111001),px(%1001111)
.byte px(%0011001),px(%1001100),px(%1100110),px(%0111111),px(%1111001),px(%1001111)
.byte px(%0011001),px(%1111111),px(%1111111),px(%1111111),px(%1111001),px(%1001111)
.byte px(%0011001),px(%1001100),px(%1111111),px(%1111111),px(%1111001),px(%1001111)
.byte px(%0011001),px(%1111111),px(%1111111),px(%1111111),px(%1111001),px(%1001111)
.byte px(%0011001),px(%1001111),px(%1111111),px(%1111111),px(%1111001),px(%1001111)
.byte px(%0011001),px(%1111111),px(%1111111),px(%1111111),px(%1111001),px(%1001111)
.byte px(%0011001),px(%1111111),px(%1111111),px(%1111111),px(%1111001),px(%1001111)
.byte px(%0011001),px(%1111111),px(%1111111),px(%1111111),px(%1111001),px(%1001111)
.byte px(%0011001),px(%1111111),px(%1111111),px(%1111111),px(%1111001),px(%1001111)
.byte px(%0011000),px(%0000000),px(%0000000),px(%0000000),px(%0000001),px(%1001111)
.byte px(%0011111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1001111)
.byte px(%1000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0011111)
.byte px(%1100111),px(%1111111),px(%1111111),px(%1111111),px(%1111110),px(%0111111)
.byte px(%1100111),px(%1111111),px(%1111111),px(%1111111),px(%1111110),px(%0111111)
.byte px(%1100111),px(%1111111),px(%1111111),px(%1111111),px(%1111110),px(%0111111)
.byte px(%1100111),px(%1111111),px(%1111111),px(%1111111),px(%1111110),px(%0111111)
.byte px(%1100110),px(%0110000),px(%0011111),px(%1111111),px(%1111110),px(%0111111)
.byte px(%1100111),px(%1111111),px(%1111111),px(%1111111),px(%1111110),px(%0111111)
.byte px(%1100000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0111111)
.byte px(%1100111),px(%1111111),px(%1111111),px(%1111111),px(%1111110),px(%0111111)
.byte px(%1100111),px(%1111111),px(%1111111),px(%1111111),px(%1111110),px(%0111111)
.byte px(%1110000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%1111111)
iii_bits:
.byte px(%1111111),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000011),px(%1111111)
.byte px(%1111110),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111001),px(%1111111)
.byte px(%1111110),px(%0110000),px(%0000000),px(%0000000),px(%0000000),px(%0111111),px(%1111001),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0111111),px(%1111001),px(%1111111)
.byte px(%1111110),px(%0110011),px(%0011001),px(%1001100),px(%1111110),px(%0111111),px(%1111001),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0111111),px(%1111001),px(%1111111)
.byte px(%1111110),px(%0110011),px(%0011001),px(%1111111),px(%1111110),px(%0111111),px(%1111001),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0111111),px(%1111001),px(%1111111)
.byte px(%1111110),px(%0110011),px(%0011111),px(%1111111),px(%1111110),px(%0110011),px(%0011001),px(%1111111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0110011),px(%0011001),px(%1111111)
.byte px(%1111110),px(%0110000),px(%0000000),px(%0000000),px(%0000000),px(%0111111),px(%1111001),px(%1111111)
.byte px(%1111110),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111001),px(%1111111)
.byte px(%1111111),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000011),px(%1111111)
.byte px(%1111110),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111001),px(%1111111)
.byte px(%1111110),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111001),px(%1111111)
.byte px(%1111110),px(%0111111),px(%1111111),px(%1111111),px(%1111000),px(%0000000),px(%1111001),px(%1111111)
.byte px(%1111110),px(%0111100),px(%0000111),px(%1111111),px(%1111111),px(%0000111),px(%1111001),px(%1111111)
.byte px(%1111110),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111001),px(%1111111)
.byte px(%1111110),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000001),px(%1111111)
.byte px(%1111100),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111000),px(%1111111)
.byte px(%1110001),px(%1110011),px(%0011001),px(%1001100),px(%1100111),px(%1110011),px(%0011110),px(%0011111)
.byte px(%1000111),px(%1001100),px(%1100110),px(%0110011),px(%0011001),px(%1111100),px(%1100111),px(%1000111)
.byte px(%0011110),px(%0110011),px(%0011001),px(%1001100),px(%1100110),px(%0111111),px(%0011001),px(%1110011)
.byte px(%0011111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1110011)
.byte px(%1000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000111)
iie_card_bits:
.byte px(%1110000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000111),px(%1111111)
.byte px(%1100001),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1100111),px(%1111111)
.byte px(%1100001),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1100111),px(%1100111),px(%1111111)
.byte px(%1100001),px(%1111111),px(%1111111),px(%1111000),px(%0000011),px(%1100111),px(%1100111),px(%1111111)
.byte px(%1100001),px(%1000111),px(%1100110),px(%0111000),px(%0000011),px(%1111111),px(%1100111),px(%1000011)
.byte px(%1100001),px(%1000111),px(%1100110),px(%0111000),px(%0000011),px(%1111111),px(%1100111),px(%1000011)
.byte px(%1110011),px(%1111111),px(%1100110),px(%0111000),px(%0000011),px(%1111111),px(%1100111),px(%1000011)
.byte px(%1110011),px(%0000111),px(%1111111),px(%1111000),px(%0000011),px(%1100000),px(%1100110),px(%0000000)
.byte px(%1110011),px(%0000111),px(%1000011),px(%1111111),px(%1111111),px(%1100000),px(%1100111),px(%0000001)
.byte px(%1110011),px(%0000111),px(%1000011),px(%1111111),px(%1111111),px(%1100000),px(%1100111),px(%1000011)
.byte px(%1110011),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1100111),px(%1100111)
.byte px(%1110000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000111),px(%1111111)
.byte px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111)
.byte px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000)
.byte px(%0011111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111100)
.byte px(%0011111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111100)
.byte px(%0011111),px(%1111111),px(%1111111),px(%1111111),px(%1111100),px(%0000000),px(%0000000),px(%0011100)
.byte px(%0011111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111100)
.byte px(%0011111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111100)
.byte px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000)
.byte px(%1110011),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1100111)
.byte px(%1110000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000111)
laser128_bits:
.byte px(%1111111),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0111111)
.byte px(%1111110),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%0011111)
.byte px(%1111110),px(%0111000),px(%0000000),px(%0000000),px(%0000000),px(%1111111),px(%0011111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0111111),px(%0011111)
.byte px(%1111110),px(%0110011),px(%0011001),px(%1001100),px(%1111110),px(%0111111),px(%0011111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0111111),px(%0011111)
.byte px(%1111110),px(%0110011),px(%0011001),px(%1111111),px(%1111110),px(%0111111),px(%0011111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0111111),px(%0011111)
.byte px(%1111110),px(%0110011),px(%0011111),px(%1111111),px(%1111110),px(%0111111),px(%0011111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0111111),px(%0011111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0110011),px(%0011111)
.byte px(%1111110),px(%0110011),px(%1111111),px(%1111111),px(%1111110),px(%0110011),px(%0011111)
.byte px(%1111110),px(%0111000),px(%0000000),px(%0000000),px(%0000000),px(%1111111),px(%0011111)
.byte px(%1111110),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%0011111)
.byte px(%1111111),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0111111)
.byte px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111)
.byte px(%1110000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000011)
.byte px(%1100110),px(%0111001),px(%1100111),px(%1111111),px(%1111111),px(%1111111),px(%1111001)
.byte px(%1100111),px(%0011100),px(%1110000),px(%0000000),px(%0000000),px(%0000000),px(%0000001)
.byte px(%1100111),px(%1001110),px(%0111111),px(%1111111),px(%1111111),px(%1111111),px(%1111001)
.byte px(%1100111),px(%1100111),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000001)
.byte px(%1100111),px(%1110011),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111001)
.byte px(%1100111),px(%1111000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000001)
.byte px(%1100111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111001)
.byte px(%1100111),px(%1001100),px(%1100110),px(%0110011),px(%1111111),px(%1111111),px(%1111001)
.byte px(%1100110),px(%0110011),px(%0011001),px(%1001100),px(%1100110),px(%0110011),px(%0011001)
.byte px(%1100111),px(%1001100),px(%1100110),px(%0110011),px(%0011001),px(%1001100),px(%1111001)
.byte px(%1100110),px(%0110011),px(%0011001),px(%1001100),px(%1100110),px(%0110011),px(%0011001)
.byte px(%1100111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111111),px(%1111001)
.byte px(%1110000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000000),px(%0000011)
;;; ============================================================
str_ii:
PASCAL_STRING "Apple ]["
str_iiplus:
PASCAL_STRING "Apple ][+"
str_iii:
PASCAL_STRING "Apple /// (emulation)"
str_iie_original:
PASCAL_STRING "Apple //e (original)"
str_iie_enhanced:
PASCAL_STRING "Apple IIe (enhanced)"
str_iie_card:
PASCAL_STRING "Apple IIe Card"
str_iic_original:
PASCAL_STRING "Apple IIc"
str_iic_rom0:
PASCAL_STRING "Apple IIc (ROM 0)"
str_iic_rom3:
PASCAL_STRING "Apple IIc (ROM 3)"
str_iic_rom4:
PASCAL_STRING "Apple IIc (ROM 4)"
str_iic_plus:
PASCAL_STRING "Apple IIc Plus"
str_iigs:
PASCAL_STRING "Apple IIgs (ROM #)"
str_laser128:
PASCAL_STRING "Laser 128"
;;; ============================================================
str_prodos_version:
PASCAL_STRING "ProDOS 0.0.0"
str_slot_n:
PASCAL_STRING "Slot 0: "
str_memory_prefix:
PASCAL_STRING "Memory: "
str_memory_suffix:
PASCAL_STRING "K"
memory:.word 0
;;; ============================================================
str_diskii: PASCAL_STRING "Disk II"
str_block: PASCAL_STRING "Generic Block Device"
str_smartport: PASCAL_STRING "SmartPort Device"
str_ssc: PASCAL_STRING "Super Serial Card"
str_80col: PASCAL_STRING "80 Column Card"
str_mouse: PASCAL_STRING "Mouse Card"
str_silentype: PASCAL_STRING "Silentype"
str_clock: PASCAL_STRING "Clock"
str_comm: PASCAL_STRING "Communications Card"
str_serial: PASCAL_STRING "Serial Card"
str_parallel: PASCAL_STRING "Parallel Card"
str_used: PASCAL_STRING "Used"
str_printer: PASCAL_STRING "Printer"
str_joystick: PASCAL_STRING "Joystick"
str_io: PASCAL_STRING "I/O Card"
str_modem: PASCAL_STRING "Modem"
str_audio: PASCAL_STRING "Audio Card"
str_storage: PASCAL_STRING "Mass Storage"
str_network: PASCAL_STRING "Network Card"
str_mockingboard: PASCAL_STRING "Mockingboard"
str_unknown: PASCAL_STRING "(unknown)"
str_empty: PASCAL_STRING "(empty)"
;;; ============================================================
str_cpu_prefix: PASCAL_STRING " CPU: "
str_6502: PASCAL_STRING "6502"
str_65C02: PASCAL_STRING "65C02"
str_658xx: PASCAL_STRING "658xx"
;;; ============================================================
model_str_ptr: .addr 0
model_pix_ptr: .addr 0
line1: DEFINE_POINT 0, 37
line2: DEFINE_POINT da_width, 37
pos_slot1: DEFINE_POINT 45, 50
pos_slot2: DEFINE_POINT 45, 61
pos_slot3: DEFINE_POINT 45, 72
pos_slot4: DEFINE_POINT 45, 83
pos_slot5: DEFINE_POINT 45, 94
pos_slot6: DEFINE_POINT 45, 105
pos_slot7: DEFINE_POINT 45, 116
slot_pos_table:
.addr 0, pos_slot1, pos_slot2, pos_slot3, pos_slot4, pos_slot5, pos_slot6, pos_slot7
;;; ============================================================
model_pos: DEFINE_POINT 150, 12
pdver_pos: DEFINE_POINT 150, 23
mem_pos: DEFINE_POINT 150, 34
.proc event_params
kind: .byte 0
;;; EventKind::key_down
key := *
modifiers := * + 1
;;; EventKind::update
window_id := *
;;; otherwise
xcoord := *
ycoord := * + 2
.res 4
.endproc
.proc findwindow_params
mousex: .word 0
mousey: .word 0
which_area: .byte 0
window_id: .byte 0
.endproc
.proc trackgoaway_params
clicked: .byte 0
.endproc
.proc dragwindow_params
window_id: .byte 0
dragx: .word 0
dragy: .word 0
moved: .byte 0
.endproc
.proc winport_params
window_id: .byte da_window_id
port: .addr grafport
.endproc
.proc grafport
viewloc: DEFINE_POINT 0, 0
mapbits: .word 0
mapwidth: .word 0
cliprect: DEFINE_RECT 0, 0, 0, 0
pattern: .res 8, 0
colormasks: .byte 0, 0
penloc: DEFINE_POINT 0, 0
penwidth: .byte 0
penheight: .byte 0
penmode: .byte 0
textback: .byte 0
textfont: .addr 0
.endproc
;;; ============================================================
;;; Per Tech Note: Apple II Miscellaneous #7: Apple II Family Identification,
;;; and c/o JohnMBrooks
;;; Machine $FBB3 $FB1E $FBC0 $FBDD $FBBE $FBBF
;;; -----------------------------------------------------------------------------
;;; Apple ][ $38 [$AD] [$60] [$2F]
;;; Apple ][+ $EA $AD [$EA] [$EA]
;;; Apple /// (emulation) $EA $8A
;;; Apple IIe $06 [$AD] $EA [$00]
;;; Apple IIe (enhanced) $06 [$AD] $E0 [$00]
;;; Apple IIe Option Card $06 [$AD] $E0 $02 $00
;;; Apple IIc $06 $00 $FF
;;; Apple IIc (3.5 ROM) $06 $00 $00
;;; Apple IIc (Org. Mem. Exp.) $06 $00 $03
;;; Apple IIc (Rev. Mem. Exp.) $06 $00 $04
;;; Apple IIc Plus $06 $00 $05
;;; Apple IIgs $06 [$4C] $E0 (and SEC, JSR $FE1F, CC=IIgs)
;;; Laser 128 $06 $AC [$E0]
;;;
;;; (Values in [] are for reference, not needed for compatibility check)
.enum model
ii ; Apple ][
iiplus ; Apple ][+
iie_original ; Apple IIe (original)
iie_enhanced ; Apple IIe (enhanced)
iic_original ; Apple IIc
iic_rom0 ; Apple IIc (3.5 ROM)
iic_rom3 ; Apple IIc (Org. Mem. Exp.)
iic_rom4 ; Apple IIc (Rev. Mem. Exp.)
iic_plus ; Apple IIc Plus
iigs ; Apple IIgs
iie_card ; Apple IIe Option Card
iii ; Apple /// (emulation)
laser128 ; Laser 128
LAST
.endenum
model_str_table:
.addr str_ii ; Apple ][
.addr str_iiplus ; Apple ][+
.addr str_iie_original ; Apple IIe (original)
.addr str_iie_enhanced ; Apple IIe (enhanced)
.addr str_iic_original ; Apple IIc
.addr str_iic_rom0 ; Apple IIc (3.5 ROM)
.addr str_iic_rom3 ; Apple IIc (Org. Mem. Exp.)
.addr str_iic_rom4 ; Apple IIc (Rev. Mem. Exp.)
.addr str_iic_plus ; Apple IIc Plus
.addr str_iigs ; Apple IIgs
.addr str_iie_card ; Apple IIe Option Card
.addr str_iii ; Apple /// (emulation)
.addr str_laser128 ; Laser 128
model_pix_table:
.addr ii_bitmap ; Apple ][
.addr ii_bitmap ; Apple ][+
.addr ii_bitmap ; Apple IIe (original)
.addr ii_bitmap ; Apple IIe (enhanced)
.addr iic_bitmap ; Apple IIc
.addr iic_bitmap ; Apple IIc (3.5 ROM)
.addr iic_bitmap ; Apple IIc (Org. Mem. Exp.)
.addr iic_bitmap ; Apple IIc (Rev. Mem. Exp.)
.addr iic_bitmap ; Apple IIc Plus
.addr iigs_bitmap ; Apple IIgs
.addr iie_card_bitmap ; Apple IIe Option Card
.addr iii_bitmap ; Apple /// (emulation)
.addr laser128_bitmap ; Laser 128
;;; Based on Tech Note Miscellaneous #2 "Apple II Family Identification Routines"
;;; http://www.1000bit.it/support/manuali/apple/technotes/misc/tn.misc.02.html
;;; Note that IIgs resolves as IIe (enh.) and is identified by ROM call.
;;;
;;; Format is: model (enum), then byte pairs [$FFxx, expected], then $00
model_lookup_table:
.byte model::ii
.byte $B3, $38, 0
.byte model::iiplus
.byte $B3, $EA, $1E, $AD, 0
.byte model::iii
.byte $B3, $EA, $1E, $8A, 0
.byte model::laser128
.byte $B3, $06, $1E, $AC, 0
.byte model::iie_original
.byte $B3, $06, $C0, $EA, 0
.byte model::iie_card ; must check before IIe enhanced check
.byte $B3, $06, $C0, $E0, $DD, $02, $BE, $00, 0
.byte model::iie_enhanced
.byte $B3, $06, $C0, $E0, 0
.byte model::iic_original
.byte $B3, $06, $C0, $00, $BF, $FF, 0
.byte model::iic_rom0
.byte $B3, $06, $C0, $00, $BF, $00, 0
.byte model::iic_rom3
.byte $B3, $06, $C0, $00, $BF, $03, 0
.byte model::iic_rom4
.byte $B3, $06, $C0, $00, $BF, $04, 0
.byte model::iic_plus
.byte $B3, $06, $C0, $00, $BF, $05, 0
.byte $FF ; sentinel
.proc identify_model
;; Read from ROM
lda ROMIN2
ldx #0 ; offset into table
;; For each model...
m_loop: ldy model_lookup_table,x ; model number
bmi fail ; hit end of table
inx
;; For each byte/expected pair in table...
b_loop: lda model_lookup_table,x ; offset from $FB00
beq match ; success!
sta @lsb
inx
lda model_lookup_table,x
inx
@lsb := *+1
cmp $FB00 ; self-modified
beq b_loop ; match, keep looking
;; No match, so skip to end of this entry
: inx
lda model_lookup_table-1,x
beq m_loop
inx
bne :-
fail: ldy #0
match: tya
;; A has model; but now test for IIgs
sec
jsr ID_BYTE_FE1F
bcs :+ ; not IIgs
;; Is IIgs; Y holds ROM revision
tya
ora #'0' ; convert to ASCII digit
ldx str_iigs ; string length
dex
sta str_iigs,x ; second-to-last character
lda #model::iigs
;; A has model
: asl
tax
copy16 model_str_table,x, model_str_ptr
copy16 model_pix_table,x, model_pix_ptr
;; Read from LC RAM
lda LCBANK1
lda LCBANK1
rts
.endproc
;;; ============================================================
;;; KVERSION Table
;;; $00 1.0.1
;;; $01 1.0.2
;;; $01 1.1.1
;;; $04 1.4
;;; $05 1.5
;;; $07 1.7
;;; $08 1.8
;;; $08 1.9
;;; $21 2.0.1
;;; $23 2.0.3
;;; $24 2.4.x
.proc identify_prodos_version
;; Read ProDOS version field from global page in main
sta RAMRDOFF
sta RAMWRTOFF
lda KVERSION
sta RAMRDON
sta RAMWRTON
cmp #$24
bcs v_2x
cmp #$20
bcs v_20x
;; $00...$08 are 1.x (roughly)
v_1x: and #$0F
clc
adc #'0'
sta str_prodos_version + 10
lda #'1'
sta str_prodos_version + 8
lda #10
sta str_prodos_version ; length
bne done
;; $20...$23 are 2.0.x (roughly)
v_20x: and #$0F
clc
adc #'0'
sta str_prodos_version + 12
lda #'0'
sta str_prodos_version + 10
lda #'2'
sta str_prodos_version + 8
lda #12
sta str_prodos_version ; length
bne done
;; $24...??? are 2.x (so far?)
v_2x: and #$0F
clc
adc #'0'
sta str_prodos_version + 10
lda #'2'
sta str_prodos_version + 8
lda #10
sta str_prodos_version ; length
bne done
done: rts
.endproc
;;; ============================================================
.proc init
sta ALTZPON
lda LCBANK1
lda LCBANK1
jsr identify_model
jsr identify_prodos_version
jsr identify_memory
MGTK_CALL MGTK::OpenWindow, winfo
jsr draw_window
MGTK_CALL MGTK::FlushEvents
;; fall through
.endproc
.proc input_loop
MGTK_CALL MGTK::GetEvent, event_params
bne exit
lda event_params::kind
cmp #MGTK::EventKind::button_down ; was clicked?
beq handle_down
cmp #MGTK::EventKind::key_down ; any key?
beq handle_key
jmp input_loop
.endproc
.proc exit
MGTK_CALL MGTK::CloseWindow, winfo
DESKTOP_CALL DT_REDRAW_ICONS
rts ; exits input loop
.endproc
;;; ============================================================
.proc handle_key
lda event_params::key
cmp #CHAR_ESCAPE
beq exit
cmp #'E'
bne input_loop
jmp handle_egg
.endproc
;;; ============================================================
.proc handle_down
copy16 event_params::xcoord, findwindow_params::mousex
copy16 event_params::ycoord, findwindow_params::mousey
MGTK_CALL MGTK::FindWindow, findwindow_params
bne exit
lda findwindow_params::window_id
cmp winfo::window_id
bne input_loop
lda findwindow_params::which_area
cmp #MGTK::Area::close_box
beq handle_close
cmp #MGTK::Area::dragbar
beq handle_drag
jmp input_loop
.endproc
;;; ============================================================
.proc handle_close
MGTK_CALL MGTK::TrackGoAway, trackgoaway_params
lda trackgoaway_params::clicked
beq input_loop
bne exit
.endproc
;;; ============================================================
.proc handle_drag
copy winfo::window_id, dragwindow_params::window_id
copy16 event_params::xcoord, dragwindow_params::dragx
copy16 event_params::ycoord, dragwindow_params::dragy
MGTK_CALL MGTK::DragWindow, dragwindow_params
lda dragwindow_params::moved
bpl :+
;; Draw DeskTop's windows
sta RAMRDOFF
sta RAMWRTOFF
jsr JUMP_TABLE_REDRAW_ALL
sta RAMRDON
sta RAMWRTON
;; Draw DA's window
jsr draw_window
;; Draw DeskTop icons
DESKTOP_CALL DT_REDRAW_ICONS
: jmp input_loop
.endproc
;;; ============================================================
.proc handle_egg
lda egg
asl
tax
copy16 model_str_table,x, model_str_ptr
copy16 model_pix_table,x, model_pix_ptr
inc egg
lda egg
cmp #model::LAST
bne :+
lda #0
sta egg
: jsr clear_window
jsr draw_window
done: jmp input_loop
egg: .byte 0
.endproc
;;; ============================================================
.proc clear_window
MGTK_CALL MGTK::GetWinPort, winport_params
cmp #MGTK::Error::window_obscured
bne :+
rts
: MGTK_CALL MGTK::SetPort, grafport
MGTK_CALL MGTK::PaintRect, grafport::cliprect
rts
.endproc
;;; ============================================================
.proc draw_window
ptr := $06
MGTK_CALL MGTK::GetWinPort, winport_params
cmp #MGTK::Error::window_obscured
bne :+
rts
: MGTK_CALL MGTK::SetPort, grafport
MGTK_CALL MGTK::HideCursor
copy16 model_pix_ptr, bits_addr
MGTK_CALL MGTK::PaintBits, $0000, bits_addr
MGTK_CALL MGTK::MoveTo, model_pos
ldax model_str_ptr
jsr draw_pascal_string
MGTK_CALL MGTK::MoveTo, pdver_pos
addr_call draw_pascal_string, str_prodos_version
MGTK_CALL MGTK::SetPenMode, penmode
MGTK_CALL MGTK::MoveTo, line1
MGTK_CALL MGTK::LineTo, line2
MGTK_CALL MGTK::MoveTo, mem_pos
addr_call draw_pascal_string, str_memory_prefix
addr_call draw_pascal_string, str_from_int
addr_call draw_pascal_string, str_memory_suffix
addr_call draw_pascal_string, str_cpu_prefix
jsr cpuid
jsr draw_pascal_string
lda #7
sta slot
lda #1<<7
sta mask
loop: lda slot
asl
tax
copy16 slot_pos_table,x, slot_pos
MGTK_CALL MGTK::MoveTo, 0, slot_pos
lda slot
clc
adc #'0'
sta str_slot_n + 6
addr_call draw_pascal_string, str_slot_n
;; Check ProDOS slot bit mask
sta RAMRDOFF
lda SLTBYT
sta RAMRDON
and mask
bne check
ldax #str_empty
jsr draw_pascal_string
jmp next
check: lda slot
jsr probe_slot
jsr draw_pascal_string
next: lsr mask
dec slot
bne loop
MGTK_CALL MGTK::ShowCursor
rts
slot: .byte 0
mask: .byte 0
penmode:.byte MGTK::notpencopy
.endproc
;;; ============================================================
;;; Firmware Detector: Slot # in A, returns string ptr in A,X
;;;
;;; Uses a variety of sources:
;;; * TechNote ProDOS #21: Identifying ProDOS Devices
;;; * TechNote Miscellaneous #8: Pascal 1.1 Firmware Protocol ID Bytes
;;; * "ProDOS BASIC Programming Examples" disk
.proc probe_slot
ptr := $6
;; Point ptr at $Cn00
clc
adc #$C0
sta ptr+1
lda #0
sta ptr
;; Get Firmware Byte
.macro getfwb offset
ldy #offset
lda (ptr),y
.endmacro
;; Compare Firmware Byte
.macro cmpfwb offset, value
getfwb offset
cmp #value
.endmacro
.macro result arg
ldax #arg
rts
.endmacro
;;; ---------------------------------------------
;;; Per Miscellaneous Technical Note #8
;;; ProDOS and SmartPort Devices
cmpfwb $01, $20 ; $Cn01 == $20 ?
bne notpro
cmpfwb $03, $00 ; $Cn03 == $00 ?
bne notpro
cmpfwb $05, $03 ; $Cn05 == $03 ?
bne notpro
;;; Per ProDOS Technical Note #21
cmpfwb $FF, $00 ; $CnFF == $00 ?
bne :+
result str_diskii
:
cmpfwb $07, $00 ; $Cn07 == $00 ?
beq :+
result str_block
;;; TODO: Follow SmartPort Technical Note #4
;;; and identify specific device type via STATUS call
:
result str_smartport
notpro:
;;; ---------------------------------------------
;;; Per Miscellaneous Technical Note #8
;;; Pascal 1.1 Devices
cmpfwb $05, $38 ; $Cn05 == $38 ?
bne notpas
cmpfwb $07, $18 ; $Cn07 == $18 ?
bne notpas
cmpfwb $0B, $01 ; $Cn0B == $01 ?
bne notpas
getfwb $0C ; $Cn0C == ....
.macro sig byte, arg
cmp #byte
bne :+
result arg
:
.endmacro
sig $31, str_ssc
sig $88, str_80col
sig $20, str_mouse
notpas:
;;; ---------------------------------------------
;;; Based on ProDOS BASIC Programming Examples
;;; Silentype
cmpfwb 23, 201
bne :+
cmpfwb 55, 207
bne :+
cmpfwb 76, 234
bne :+
result str_silentype
:
;;; Clock
cmpfwb 0, 8
bne :+
cmpfwb 1, 120
bne :+
cmpfwb 2, 40
bne :+
result str_clock
:
;;; Communications Card
cmpfwb 5, 24
bne :+
cmpfwb 7, 56
bne :+
result str_comm
:
;;; Serial Card
cmpfwb 5, 56
bne :+
cmpfwb 7, 24
bne :+
result str_serial
:
;;; Parallel Card
cmpfwb 5, 72
bne :+
cmpfwb 7, 72
bne :+
result str_parallel
:
;;; Generic Devices
cmpfwb 11, 1
bne :+
getfwb 12
clc
ror
ror
ror
ror
cmp #0
bne :+
result str_used
:
cmp #1
bne :+
result str_printer
:
cmp #2
bne :+
result str_joystick
:
cmp #3
bne :+
result str_io
:
cmp #4
bne :+
result str_modem
:
cmp #5
bne :+
result str_audio
:
cmp #6
bne :+
result str_clock
:
cmp #7
bne :+
result str_storage
:
cmp #8
bne :+
result str_80col
:
cmp #9
bne :+
result str_network
:
jsr detect_mockingboard
bcc :+
result str_mockingboard
:
result str_unknown
.endproc
;;; Detect Mockingboard
;;; Assumes $06 points at $Cn00, returns carry set if found
.proc detect_mockingboard
ptr := $06
tmp := $08
ldy #4 ; $Cn04
ldx #2 ; try 2 times
loop: lda (ptr),Y ; 6522 Low-Order Counter
sta tmp ; read 8 cycles apart
lda (ptr),Y
sec ; compare counter offset
sbc tmp
cmp #($100 - 8)
bne fail
dex
bne loop
found: sec
rts
fail: clc
rts
.endproc
;;; ============================================================
;;; Update str_memory with memory count in kilobytes
.proc identify_memory
copy16 #0, memory
jsr check_ramworks_memory
sty memory ; Y is number of 64k banks
cpy #0 ; 0 means 256 banks
bne :+
inc memory+1
: inc16 memory ; Main 64k memory
asl16 memory ; * 64
asl16 memory
asl16 memory
asl16 memory
asl16 memory
asl16 memory
ldax memory
jsr int_to_string
.endproc
;;; ============================================================
;;; Calculate RamWorks memory; returns number of banks in Y
;;; (256 banks = 0, since there must be at least 1)
;;; Note the bus floats for RamWorks RAM when the bank has no RAM,
;;; or bank selection may wrap to an earlier bank.
;;; RamWorks-style cards are not guaranteed to have contiguous banks.
;;; a user can install 64Kb or 256Kb chips in a physical bank, in the
;;; former case, a gap in banks will appear. Additionally, the piggy
;;; back cards may not have contiguous banks depending on capacity
;;; and installed chips.
;;; AE RamWorks cards can only support 8M max (banks $00-$7F), but
;;; the various emulators support 16M max (banks $00-$FF).
;;;
;;; If RamWorks is not present, bank switching is a no-op and the
;;; same regular 64Kb AUX bank is present throughout the test; this
;;; will be handled by an invalid signature check for other banks.
.proc check_ramworks_memory
sigb0 := $00
sigb1 := $01
;; DAs are loaded with $1C00 as the io_buffer, so
;; $1C00-$1FFF MAIN is free.
buf0 := DA_IO_BUFFER
buf1 := DA_IO_BUFFER + $100
;; Run from clone in main memory
php
sei ; don't let interrupts happen while the memory map is munged
sta RAMRDOFF
sta RAMWRTOFF
;; Assumes ALTZPON on entry/exit
RWBANK := $C073
;; Iterate downwards (in case unpopulated banks wrap to earlier ones),
;; saving bytes and marking each bank.
ldx #255 ; bank we are checking
: stx RWBANK
copy sigb0, buf0,x ; preserve bytes
copy sigb1, buf1,x
txa ; bank num as first signature
sta sigb0
eor #$FF ; complement as second signature
sta sigb1
dex
cpx #255
bne :-
;; Iterate upwards, tallying and restoring valid banks.
ldx #0 ; bank we are checking
ldy #0 ; populated bank count
loop: stx RWBANK ; select bank
txa
cmp sigb0 ; verify first signature
bne next
eor #$FF
cmp sigb1 ; verify second signature
bne next
iny ; match - count it, and restore
copy buf0,x, sigb0
copy buf1,x, sigb1
next: inx ; next bank
bne loop ; if we hit 256 banks, make sure we exit
;; Switch back to RW bank 0 (normal aux memory)
lda #0
sta RWBANK
;; Back to executing from aux memory
sta RAMRDON
sta RAMWRTON
plp ; restore interrupt state
rts
.endproc
;;; ============================================================
.proc draw_pascal_string
params := $6
textptr := $6
textlen := $8
stax textptr
ldy #0
lda (textptr),y
beq exit
sta textlen
inc16 textptr
MGTK_CALL MGTK::DrawText, params
exit: rts
.endproc
;;; ============================================================
str_from_int:
PASCAL_STRING "000000"
.proc int_to_string
stax value
;; Fill buffer with spaces
ldx #6
lda #' '
: sta str_from_int,x
dex
bne :-
lda #0
sta nonzero_flag
ldy #0 ; y = position in string
ldx #0 ; x = which power index is subtracted (*2)
;; For each power of ten
loop: lda #0
sta digit
;; Keep subtracting/incrementing until zero is hit
sloop: cmp16 value, powers,x
bpl subtract
lda digit
bne not_pad
bit nonzero_flag
bmi not_pad
;; Pad with space
lda #' '
bne :+
;; Convert to ASCII
not_pad:
clc
adc #'0' ; why not ORA $30 ???
pha
lda #$80
sta nonzero_flag
pla
;; Place the character, move to next
: sta str_from_int+2,y
iny
inx
inx
cpx #8 ; up to 4 digits (*2) via subtraction
beq done
jmp loop
subtract:
inc digit
sub16 value, powers,x, value
jmp sloop
done: lda value ; handle last digit
ora #'0'
sta str_from_int+2,y
rts
powers: .word 10000, 1000, 100, 10
value: .word 0 ; remaining value as subtraction proceeds
digit: .byte 0 ; current digit being accumulated
nonzero_flag: ; high bit set once a non-zero digit seen
.byte 0
.endproc
;;; ============================================================
;;; Identify CPU - string pointer returned in A,X
.proc cpuid
sed
lda #$99
clc
adc #$01
cld
bmi p6502
clc
.pushcpu
.setcpu "65816"
sep #%00000001 ; two-byte NOP on 65C02
.popcpu
bcs p658xx
; 65C02
result str_65C02
p6502: result str_6502
p658xx: result str_658xx
.endproc
;;; ============================================================
da_end = *
.assert * < $1B00, error, "DA too big"
;; I/O Buffer starts at MAIN $1C00
;; ... but icon tables start at AUX $1B00
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