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20 lines
458 B
ArmAsm
20 lines
458 B
ArmAsm
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; 2019-12-22, Greg King
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;
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; Set the __far__ address that VERA will use for data access.
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; This is a support function for the fastcall functions vpeek() and vpoke().
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;
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.export vaddr0
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.importzp sreg
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.include "cx16.inc"
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vaddr0: stz VERA::CTRL ; set address for VERA's data port zero
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ldy sreg
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sta VERA::ADDR
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stx VERA::ADDR+1
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sty VERA::ADDR+2
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rts
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