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27 lines
676 B
C
27 lines
676 B
C
/****************************************************************************
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* tmbinc msec timer
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****************************************************************************/
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#ifndef __TMBINCTIMER__
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#define __TMBINCTIMER__
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#ifdef HW_RVL
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#define TB_CLOCK 60750000 //WII
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#else
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#define TB_CLOCK 40500000
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#endif
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#define mftb(rval) ({unsigned long u; do { \
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asm volatile ("mftbu %0" : "=r" (u)); \
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asm volatile ("mftb %0" : "=r" ((rval)->l)); \
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asm volatile ("mftbu %0" : "=r" ((rval)->u)); \
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} while(u != ((rval)->u)); })
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typedef struct
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{
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unsigned long l, u;
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}
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tb_t;
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unsigned long tb_diff_msec (tb_t * end, tb_t * start);
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#endif
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