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34 lines
913 B
ArmAsm
34 lines
913 B
ArmAsm
;
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; Oliver Schmidt, 2013-05-16
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;
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; Startup code for cc65 (sim6502 version)
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;
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.export _exit
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.export startup
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.export __STARTUP__ : absolute = 1 ; Mark as startup
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.import zerobss, callmain
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.import initlib, donelib
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.import exit
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.import __MAIN_START__, __MAIN_SIZE__ ; Linker generated
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.import __STACKSIZE__ ; Linker generated
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.include "zeropage.inc"
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.segment "STARTUP"
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startup:cld
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ldx #$FF
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txs
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lda #<(__MAIN_START__ + __MAIN_SIZE__ + __STACKSIZE__)
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ldx #>(__MAIN_START__ + __MAIN_SIZE__ + __STACKSIZE__)
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sta sp
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stx sp+1
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jsr zerobss
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jsr initlib
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jsr callmain
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_exit: pha
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jsr donelib
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pla
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jmp exit
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