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microwatt: Add icache flush

This commit is contained in:
Joel Stanley 2020-06-10 10:39:16 +09:30
parent e6909e2978
commit 68d2aa45fa
1 changed files with 5 additions and 2 deletions
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7
litex/soc/cores/cpu/microwatt/system.h
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@ -5,8 +5,11 @@
extern "C" {
#endif
__attribute__((unused)) static void flush_cpu_icache(void){}; /* FIXME: do something useful here! */
__attribute__((unused)) static void flush_cpu_dcache(void){}; /* FIXME: do something useful here! */
static inline void flush_cpu_icache(void)
{
__asm__ volatile ("icbi 0,0; isync" : : : "memory");
}
static inline void flush_cpu_dcache(void){}; /* FIXME: do something useful here! */
void flush_l2_cache(void);
void busy_wait(unsigned int ms);