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Updated the cx16 library to the Commander X16 Kernal's prerelease 35.

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This commit is contained in:
Greg King
2019-12-25 10:56:32 -05:00
parent cab4910a7d
commit 3fa253d31f
31 changed files with 508 additions and 271 deletions
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217
asminc/cx16.inc
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@@ -1,5 +1,5 @@
;
; CX16 definitions
; CX16 r35 definitions
;
; ---------------------------------------------------------------------------
@@ -44,11 +44,128 @@
; ---------------------------------------------------------------------------
; Zero page
; GEOS and graphics pseudo-registers
.struct gREG
.org $02
.union
r0 .word
.struct
r0L .byte
r0H .byte
.endstruct
.endunion
.union
r1 .word
.struct
r1L .byte
r1H .byte
.endstruct
.endunion
.union
r2 .word
.struct
r2L .byte
r2H .byte
.endstruct
.endunion
.union
r3 .word
.struct
r3L .byte
r3H .byte
.endstruct
.endunion
.union
r4 .word
.struct
r4L .byte
r4H .byte
.endstruct
.endunion
.union
r5 .word
.struct
r5L .byte
r5H .byte
.endstruct
.endunion
.union
r6 .word
.struct
r6L .byte
r6H .byte
.endstruct
.endunion
.union
r7 .word
.struct
r7L .byte
r7H .byte
.endstruct
.endunion
.union
r8 .word
.struct
r8L .byte
r8H .byte
.endstruct
.endunion
.union
r9 .word
.struct
r9L .byte
r9H .byte
.endstruct
.endunion
.union
r10 .word
.struct
r10L .byte
r10H .byte
.endstruct
.endunion
.union
r11 .word
.struct
r11L .byte
r11H .byte
.endstruct
.endunion
.union
r12 .word
.struct
r12L .byte
r12H .byte
.endstruct
.endunion
.union
r13 .word
.struct
r13L .byte
r13H .byte
.endstruct
.endunion
.union
r14 .word
.struct
r14L .byte
r14H .byte
.endstruct
.endunion
.union
r15 .word
.struct
r15L .byte
r15H .byte
.endstruct
.endunion
.endstruct
; Kernal
FNAM := $84 ; Pointer to filename
KTEMP2 := $86 ; 2 bytes for temporary storage
SCREEN_PTR := $88 ; Pointer to current row on text screen (16 bits)
IMPARM := $8A ; Pointer for PRIMM function
IMPARM := $88 ; Pointer for PRIMM function
SCREEN_PTR := $90 ; Pointer to current row on text screen (16 bits)
; BASIC
TXTPTR := $EE ; Pointer into BASIC source code
@@ -58,41 +175,27 @@ TXTPTR := $EE ; Pointer into BASIC source code
BASIC_BUF := $0200 ; Location of command-line
BASIC_BUF_LEN = 81 ; Maximum length of command-line
CURS_COLOR := $027E ; Color under the cursor
CHARCOLOR := $0286 ; Cursor's color nybbles (high: background, low: foreground)
STATUS := $0287 ; Status from previous I/O operation
IN_DEV := $028E ; Current input device number
OUT_DEV := $028F ; Current output device number
TIME := $0292 ; 60 Hz. clock (3 bytes, big-endian)
FNAM_LEN := $0298 ; Length of filename
SECADR := $029A ; Secondary address
DEVNUM := $029B ; Device number
KEY_COUNT := $029E ; Number of keys in input buffer
RVS := $029F ; Reverse flag
CURS_FLAG := $02A3 ; 1 = cursor off
CURS_BLINK := $02A4 ; Blink counter
CURS_CHAR := $02A5 ; Character under the cursor
CURS_STATE := $02A6 ; Cursor blink state
CURS_X := $02A8 ; Cursor column
CURS_Y := $02AB ; Cursor row
LLEN := $02AE ; Line length
NLINES := $02AF ; Number of screen lines
JOY1 := $02BC ; 3 bytes of NES/SNES gamepad data
JOY2 := $02BF
STATUS := $0275 ; Status from previous I/O operation
IN_DEV := $0279 ; Current input device number
OUT_DEV := $027A ; Current output device number
FNAM_LEN := $027D ; Length of filename
SECADR := $027F ; Secondary address
DEVNUM := $0280 ; Device number
CURS_COLOR := $0373 ; Color under the cursor
CHARCOLOR := $0377 ; Cursor's color nybbles (high: background, low: foreground)
RVS := $0378 ; Reverse flag
CURS_FLAG := $037C ; 1 = cursor off
CURS_BLINK := $037D ; Blink counter
CURS_CHAR := $037E ; Character under the cursor
CURS_STATE := $037F ; Cursor blink state
CURS_X := $0381 ; Cursor column
CURS_Y := $0384 ; Cursor row
LLEN := $0387 ; Line length
NLINES := $0388 ; Number of screen lines
; BASIC
VARTAB := $02DD ; Pointer to start of BASIC variables
MEMSIZE := $02E5 ; Pointer to highest BASIC RAM location (+1)
; Kernal mouse
MSEPAR := $0371 ; mouse: $8x=sprite on, 1/2: scale
MOUSEL := $0372 ; min. x co-ordinate
MOUSER := $0374 ; max. x co-ordinate
MOUSET := $0376 ; min. y co-ordinate
MOUSEB := $0378 ; max. y co-ordinate
MOUSEX := $037A ; x co-ordinate
MOUSEY := $037C ; y co-ordinate
MOUSEBT := $037E ; buttons (bits 2: middle, 1: right, 0: left)
VARTAB := $03E3 ; Pointer to start of BASIC variables
MEMSIZE := $03EB ; Pointer to highest BASIC RAM location (+1)
; ---------------------------------------------------------------------------
; Vector and other locations
@@ -141,8 +244,13 @@ NMIVec := $0318
SPR_COLLIDED = %00000100
UART_IRQ = %00001000
.endenum
; Internal RAM and registers
VRAM := $000000
.struct
.org $000000
VRAM .res $020000 ; 128 Kibibytes
.endstruct
.scope COMPOSER ; Display composer
.struct
.org $0F0000
@@ -226,15 +334,29 @@ NMIVec := $0318
.scope SPRITE
.struct
.org $0F4000
CTRL .byte ; Enables sprites
CTRL .byte ; Enables sprite engine
COLLISION .byte
.endstruct
.struct ATTRIB ; Sprite attributes
.org $0F5000
ADDR .addr ; Address and color mode
XX .word
YY .word
Z_FLIP .byte
SIZE_PAL .byte
.endstruct
.enum FLIP
NONE = 0
HORIZ
VERT
BOTH
.endenum
.enum DEPTH
DISABLE = 0 << 2
CANVAS = 1 << 2
LAYER0 = 2 << 2
LAYER1 = 3 << 2
.endenum
.enum ; Sprite geometry
WIDTH8 = 0 << 4
WIDTH16 = 1 << 4
@@ -247,13 +369,6 @@ NMIVec := $0318
COLORS16 = 0 << 7
COLORS256 = 1 << 7
.endenum
.enum DEPTH
DISABLE = 0 << 2
CANVAS = 1 << 2
LAYER0 = 2 << 2
LAYER1 = 3 << 2
.endenum
ATTRIB := $0F5000 ; Sprite attributes
.endscope
AUDIO := $0F6000
.scope SPI
@@ -334,3 +449,15 @@ NMIVec := $0318
KEYMAP .byte ; Current keyboard layout number (Read-Only)
DETECT .byte 2 ; If is "16" string, then running on emulator (RO)
.endstruct
; ---------------------------------------------------------------------------
; Banked RAM and ROM
KEY_COUNT := $A00A ; (bank 0) Number of keys in input buffer
TIMER := $A03E ; (bank 0) 60 Hz. timer (3 bytes, big-endian)
.struct BANK
.org $A000
RAM .res $2000 ; 8 Kibibyte window into 512 Kibibytes or 2048 Kibibytes
ROM .res $4000 ; 16 Kibibyte window into 128 Kibibytes
.endstruct