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author | Nebuleon Fumika | 2013-02-08 05:50:22 -0500 |
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committer | Nebuleon Fumika | 2013-02-08 05:50:22 -0500 |
commit | 927d456306672110870eb3386742c1c1ef8eb4f6 (patch) | |
tree | 509da9ac1727570b02572068aefb9cdf102ad75b /sdk-modifications/include/ds2_cpu.h | |
parent | 433749b6ef1e2b070755c3bb7fc0d81b5ecaa7b1 (diff) | |
parent | d4fcf2697c9a45594e3ee0b8bf82e480ddd0b69b (diff) | |
download | snes9x2005-927d456306672110870eb3386742c1c1ef8eb4f6.tar.gz snes9x2005-927d456306672110870eb3386742c1c1ef8eb4f6.tar.bz2 snes9x2005-927d456306672110870eb3386742c1c1ef8eb4f6.zip |
Merge branch 'master' into 8bitsound
Conflicts:
source/nds/entry.cpp
Diffstat (limited to 'sdk-modifications/include/ds2_cpu.h')
-rwxr-xr-x | sdk-modifications/include/ds2_cpu.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/sdk-modifications/include/ds2_cpu.h b/sdk-modifications/include/ds2_cpu.h new file mode 100755 index 0000000..d4b7144 --- /dev/null +++ b/sdk-modifications/include/ds2_cpu.h @@ -0,0 +1,57 @@ +#ifndef __DS2_CPU_H__ +#define __DS2_CPU_H__ + +#ifdef __cplusplus +extern "C" { +#endif + +//exception handle + + +//cache operationr +//invalidate instruction cache +extern void __icache_invalidate_all(void); + +//invalidate data cache +extern void __dcache_invalidate_all(void); + +//data cache writeback +extern void __dcache_writeback_all(void); + +//data cache writeback and invalidate +extern void _dcache_wback_inv(unsigned long addr, unsigned long size); + + +//interruption operation +//clear CPU's interrupt state and enable global interrupt +extern void sti(void); + +//disable global interrupt +extern void cli(void); + +//disable global interrupt and store the global interrupt state +//return: interrupt state +extern unsigned int spin_lock_irqsave(void); + +//restore global interrupt state +extern void spin_unlock_irqrestore(unsigned int val); + + +//CPU frequence +//There are 14 levels, 0 to 13, 13 level have the highest clock frequence +extern int ds2_setCPUclocklevel(unsigned int num); + +//print colock frequence CPU +extern void printf_clock(void); + +//delay n us +extern void udelay(unsigned int usec); + +//delay n ms +extern void mdelay(unsigned int msec); + +#ifdef __cplusplus +} +#endif + +#endif //__DS2_CPU_H__ |