Add cc65 artifacts to repo for now

2026-04-12 14:39:50 -05:00
parent 9a1d5b04a4
commit 5c25059ae3
95 changed files with 10919 additions and 10 deletions
--- a/cc65/asminc/apple2.inc
+++ b/cc65/asminc/apple2.inc
@@ -0,0 +1,95 @@
+
+;-----------------------------------------------------------------------------
+; Zero page
+
+WNDLFT  :=      $20     ; Text window left
+WNDWDTH :=      $21     ; Text window width
+WNDTOP  :=      $22     ; Text window top
+WNDBTM  :=      $23     ; Text window bottom+1
+CH      :=      $24     ; Cursor horizontal position
+CV      :=      $25     ; Cursor vertical position
+BASL    :=      $28     ; Text base address low
+BASH    :=      $29     ; Text base address high
+INVFLG  :=      $32     ; Normal/inverse(/flash)
+PROMPT  :=      $33     ; Used by GETLN
+RNDL    :=      $4E     ; Random counter low
+RNDH    :=      $4F     ; Random counter high
+HIMEM   :=      $73     ; Highest available memory address+1
+CURLIN  :=      $75     ; Current line number being executed
+
+;-----------------------------------------------------------------------------
+; Vectors
+
+DOSWARM :=      $03D0   ; DOS warmstart vector
+BRKVec  :=      $03F0   ; Break vector
+SOFTEV  :=      $03F2   ; Vector for warm start
+PWREDUP :=      $03F4   ; This must be = EOR #$A5 of SOFTEV+1
+ROM_RST :=      $FFFC   ; 6502 reset vector
+ROM_IRQ :=      $FFFE   ; 6502 IRQ vector
+
+;-----------------------------------------------------------------------------
+; 80 column firmware
+
+OURCH   :=      $057B   ; Cursor horizontal position
+OURCV   :=      $05FB   ; Cursor vertical position
+
+;-----------------------------------------------------------------------------
+; Hardware
+
+; Keyboard input
+KBD     :=      $C000   ; Read keyboard
+KBDSTRB :=      $C010   ; Clear keyboard strobe
+
+; 80 column video
+CLR80COL:=      $C000   ; Disable 80 column store
+SET80COL:=      $C001   ; Enable 80 column store
+RD80COL :=      $C018   ; >127 if 80 column store enabled
+RD80VID :=      $C01F   ; >127 if 80 column video enabled
+
+; Character set
+CLRALTCHAR :=   $C00E   ; Normal Apple II char set
+SETALTCHAR :=   $C00F   ; Norm/inv LC, no flash
+ALTCHARSET :=   $C01E   ; >127 if alt charset switched in
+
+; Language card
+RDLCBNK2:=      $C011   ; >127 if LC bank 2 in use
+RDLCRAM :=      $C012   ; >127 if LC is read enabled
+ROMIN   :=      $C081   ; Swap in D000-FFFF ROM
+LCBANK2 :=      $C083   ; Swap in LC bank 2
+LCBANK1 :=      $C08B   ; Swap in LC bank 1
+
+; Vertical blanking
+RDVBLBAR    :=  $C019   ; >127 if not vertical blanking
+RDVBLMSK    :=  $C041   ; >127 if VBL interrupts enabled
+DISVBL      :=  $C05A   ; Disable VBL interrupts
+ENVBL       :=  $C05B   ; Enable VBL interrupts
+
+; Video mode
+TXTCLR      :=  $C050   ; Display graphics
+TXTSET      :=  $C051   ; Display text
+MIXCLR      :=  $C052   ; Disable 4 lines of text
+MIXSET      :=  $C053   ; Enable 4 lines of text
+LOWSCR      :=  $C054   ; Page 1
+HISCR       :=  $C055   ; Page 2
+LORES       :=  $C056   ; Lores graphics
+HIRES       :=  $C057   ; Hires graphics
+DHIRESON    :=  $C05E   ; Enable double-width graphics
+DHIRESOFF   :=  $C05F   ; Disable double-width graphics
+
+; Game controller
+TAPEIN  :=      $C060   ; Read casette input / Switch input 3
+BUTN0   :=      $C061   ; Switch input 0 / Open-Apple key
+BUTN1   :=      $C062   ; Switch input 1 / Closed-Apple key
+BUTN2   :=      $C063   ; Switch input 2 / Shift key
+PADDL0  :=      $C064   ; Analog input 0
+PADDL1  :=      $C065   ; Analog input 1
+PADDL2  :=      $C066   ; Analog input 2
+PADDL3  :=      $C067   ; Analog input 3
+PTRIG   :=      $C070   ; Analog input reset
+
+; Input/Output Unit
+IOUDISON    :=  $C07E   ; Disable IOU
+IOUDISOFF   :=  $C07F   ; Enable IOU
+
+; Control Your Apple
+CYAREG  :=      $C036   ; Bits 0-3=disk detect 4=shadow all banks 7=fast