2024-05-02 16:52:06 +00:00
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#ifndef __COPPER_H__
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#define __COPPER_H__
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2024-05-27 18:58:13 +00:00
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#include "../types.h"
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2024-05-02 16:52:06 +00:00
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2024-09-19 17:03:46 +00:00
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/**
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* Sets register to value over two Copper words.
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* Side-effect: Advances ptr by 4.
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*/
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#define COPPERLIST_MOVE(ptr,register,value) \
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*(ptr++) = register; \
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*(ptr++) = value;
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#define COPPERLIST_WAIT(ptr,x,y,mask) \
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*(ptr++) = 1 + (x << 1) + (y << 8); \
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*(ptr++) = mask;
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/**
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* Sets high/low registers to pointer value over four Copper words.
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* Side-effect: Advances ptr by 8.
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*/
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#define COPPERLIST_MOVE_POINTER(ptr,register,pointerValue) \
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*(ptr++) = register; \
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*(ptr++) = (pointerValue >> 16); \
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*(ptr++) = register + 2; \
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*(ptr++) = (pointerValue & 0xffff);
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2024-09-19 12:09:10 +00:00
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uint16_t * prepareNewCopperlist(uint16_t size_b);
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2024-05-02 16:52:06 +00:00
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void setCopperlist(uint16_t *copperlist);
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void freeCopperlist(uint16_t *copperlist);
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#endif
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