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in the system bank. For one this performs better (several %), second it allows to handle the function keys in conformance with other platforms. Without the custom keyboard routine, we would have to apply some more magic to the function keys to make them work as with other cc65 targets. git-svn-id: svn://svn.cc65.org/cc65/trunk@2811 b7a2c559-68d2-44c3-8de9-860c34a00d81
56 lines
1.6 KiB
ArmAsm
56 lines
1.6 KiB
ArmAsm
;
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; Ullrich von Bassewitz, 2003-12-20
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;
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; Additional zero page locations for the CBM610.
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; NOTE: This file is actually linked to an application with its full contents,
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; so the program comes up with the values given in this file.
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;
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; ------------------------------------------------------------------------
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.include "extzp.inc"
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.segment "EXTZP" : zeropage
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; The following values get initialized from a table in the startup code.
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; While this sounds crazy, it has reasons that have to do with modules (and
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; we have the space anyway). So when changing anything, be sure to adjust the
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; initializer table
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sysp1: .word $0000
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sysp3: .word $0000
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crtc: .word $0000
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sid: .word $0000
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ipccia: .word $0000
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cia: .word $0000
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acia: .word $0000
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tpi1: .word $0000
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tpi2: .word $0000
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ktab1: .word $0000
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ktab2: .word $0000
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ktab3: .word $0000
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ktab4: .word $0000
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sysp0: .word $0000
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time: .dword $0000
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segsave: .byte 0
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ktmp: .byte 0
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CURS_X: .byte 0
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CURS_Y: .byte 0
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RVS: .byte 0
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config: .byte 0
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CharPtr: .word 0
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; Stuff for our own kbd polling routine
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keyidx: .byte 0 ; Number of keys in keyboard buffer
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keybuf: .res 10 ; Keyboard buffer
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keyscanbuf: .byte 0
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keysave: .byte 0
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modkey: .byte 0
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norkey: .byte 0
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graphmode: .byte 0
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lastidx: .byte 0
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rptdelay: .byte 0
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rptcount: .byte 0
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