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| author | Kevin | 2014-11-15 09:58:27 +0800 |
|---|---|---|
| committer | Kevin | 2014-11-15 09:58:27 +0800 |
| commit | 392e8802486cb573b916e746010e141a75f507e6 (patch) | |
| tree | 50029aca02c81f087b90336e670b44e510782330 /ANDROID_3.4.5/arch/h8300/include/asm/timer.h | |
| download | FOSSEE-netbook-kernel-source-392e8802486cb573b916e746010e141a75f507e6.tar.gz FOSSEE-netbook-kernel-source-392e8802486cb573b916e746010e141a75f507e6.tar.bz2 FOSSEE-netbook-kernel-source-392e8802486cb573b916e746010e141a75f507e6.zip | |
init android origin source code
Diffstat (limited to 'ANDROID_3.4.5/arch/h8300/include/asm/timer.h')
| -rw-r--r-- | ANDROID_3.4.5/arch/h8300/include/asm/timer.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/ANDROID_3.4.5/arch/h8300/include/asm/timer.h b/ANDROID_3.4.5/arch/h8300/include/asm/timer.h new file mode 100644 index 00000000..def80464 --- /dev/null +++ b/ANDROID_3.4.5/arch/h8300/include/asm/timer.h @@ -0,0 +1,25 @@ +#ifndef __H8300_TIMER_H +#define __H8300_TIMER_H + +void h8300_timer_tick(void); +void h8300_timer_setup(void); +void h8300_gettod(unsigned int *year, unsigned int *mon, unsigned int *day, + unsigned int *hour, unsigned int *min, unsigned int *sec); + +#define TIMER_FREQ (CONFIG_CPU_CLOCK*10000) /* Timer input freq. */ + +#define calc_param(cnt, div, rate, limit) \ +do { \ + cnt = TIMER_FREQ / HZ; \ + for (div = 0; div < ARRAY_SIZE(divide_rate); div++) { \ + if (rate[div] == 0) \ + continue; \ + if ((cnt / rate[div]) > limit) \ + break; \ + } \ + if (div == ARRAY_SIZE(divide_rate)) \ + panic("Timer counter overflow"); \ + cnt /= divide_rate[div]; \ +} while(0) + +#endif |