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add Antic opcodes (submitted by Christian Krueger)

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git-svn-id: svn://svn.cc65.org/cc65/trunk@4968 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cpg 2011-02-06 20:57:14 +00:00
parent a6389e6406
commit bfb8dd8f95
1 changed files with 70 additions and 3 deletions
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73
asminc/atari.inc
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@ -1,6 +1,6 @@
;-------------------------------------------------------------------------
; Atari System Equates
; by Freddy Offenga & Christian Groessler
; by Freddy Offenga, Christian Groessler, and Christian Krueger
;
; References:
; - Atari 400/800 OS rev.B source code, Atari 1979
@ -1017,7 +1017,7 @@ STMTAB = $88 ;2-byte statement table address
STMCUR = $8A ;2-byte current statement pointer
STARP = $8C ;2-byte string and array table pointer
RUNSTK = $8E ;2-byte runtime stack address
;MEMTOP = $90 ;2-byte top of memory pointer
BMEMTOP = $90 ;2-byte top of memory pointer
STOPLN = $BA ;2-byte stopped line number
ERRSAVE = $C3 ;1-byte error code
PTABW = $C9 ;1-byte tab width
@ -1096,6 +1096,73 @@ MYDOS = 3
NODOS = 255
;-------------------------------------------------------------------------
; End of atari.inc
; Antic opcodes
;-------------------------------------------------------------------------
; usage example:
;
; ScreenDL:
; .byte DL_BLK8
; .byte DL_BLK8
; .byte DL_CHR40x8x1 + DL_LMS + DL_DLI
; .word ScreenAlignment
; .byte DL_BLK1 + DL_DLI
; .byte DL_MAP320x1x1 + DL_LMS
; .word Screen
;
; .repeat 99
; .byte DL_MAP320x1x1
; .endrepeat
; .byte DL_MAP320x1x1 + DL_LMS
; .word Screen + 40 * 100 ; 100 lines a 40 byte, 'Screen' has to be aligned correctly!
; .repeat 92
; .byte DL_MAP320x1x1
; .endrepeat
;
; .byte DL_JVB
; absolute instructions (non mode lines)
DL_JMP = 1
DL_JVB = 65
DL_BLK1 = 0
DL_BLK2 = 16
DL_BLK3 = 32
DL_BLK4 = 48
DL_BLK5 = 64
DL_BLK6 = 80
DL_BLK7 = 96
DL_BLK8 = 112
; absolute instructions (mode lines)
DL_CHR40x8x1 = 2 ; monochrome, 40 character & 8 scanlines per mode line (GR. 0)
DL_CHR40x10x1 = 3 ; monochrome, 40 character & 10 scanlines per mode line
DL_CHR40x8x4 = 4 ; colour, 40 character & 8 scanlines per mode line (GR. 12)
DL_CHR40x16x4 = 5 ; colour, 40 character & 16 scanlines per mode line (GR. 13)
DL_CHR20x8x2 = 6 ; colour (duochrome per character), 20 character & 8 scanlines per mode line (GR. 1)
DL_CHR20x16x2 = 7 ; colour (duochrome per character), 20 character & 16 scanlines per mode line (GR. 2)
DL_MAP40x8x4 = 8 ; colour, 40 pixel & 8 scanlines per mode line (GR. 3)
DL_MAP80x4x2 = 9 ; 'duochrome', 80 pixel & 4 scanlines per mode line (GR.4)
DL_MAP80x4x4 = 10 ; colour, 80 pixel & 4 scanlines per mode line (GR.5)
DL_MAP160x2x2 = 11 ; 'duochrome', 160 pixel & 2 scanlines per mode line (GR.6)
DL_MAP160x1x2 = 12 ; 'duochrome', 160 pixel & 1 scanline per mode line (GR.14)
DL_MAP160x2x4 = 13 ; 4 colours, 160 pixel & 2 scanlines per mode line (GR.7)
DL_MAP160x1x4 = 14 ; 4 colours, 160 pixel & 1 scanline per mode line (GR.15)
DL_MAP320x1x1 = 15 ; monochrome, 320 pixel & 1 scanline per mode line (GR.8)
; modifiers on mode lines...
DL_HSCROL = 16
DL_VSCROL = 32
DL_LMS = 64
; general modifier...
DL_DLI = 128
;-------------------------------------------------------------------------
; End of atari.inc
;-------------------------------------------------------------------------