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collapseos
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Mirror of CollapseOS
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collapseos/apps/zasm/emul/glue.asm

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  1. ; Glue code for the emulated environment

  2. RAMSTART	.equ	0x8000

  3. RAMEND		.equ	0xffff

  4. ZASM_CODE	.equ	RAMSTART

  5. ZASM_INPUT	.equ	0xa000

  6. ZASM_OUTPUT	.equ	0xd000

  7. 

  8. jr	init

  9. init:

  10. 	di

  11. 	ld	hl, RAMEND

  12. 	ld	sp, hl

  13. 	ld	hl, ZASM_INPUT

  14. 	ld	de, ZASM_OUTPUT

  15. 	call	ZASM_CODE

  16. 	; signal the emulator we're done

  17. 	; BC contains the number of written bytes

  18. 	ld	a, b

  19. 	out	(c), a

  20. 	halt

  21. 

  22. #include "core.asm"