16 lines
323 B
ArmAsm
16 lines
323 B
ArmAsm
; Function defined on pp272-273 of C64 Programmers Reference Guide
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memtop:
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; p288 C64 Programmer's reference guide
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; but for now we only support reading it
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;; http://unusedino.de/ec64/technical/project64/mapping_c64.html
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bcc memtop_set
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LDX MEMSIZ+0
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LDY MEMSIZ+1
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rts
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memtop_set:
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stx MEMSIZ+0
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stx MEMSIZ+1
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rts
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