diff options
| -rwxr-xr-x | bsp/at91sam9260/startup.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/bsp/at91sam9260/startup.c b/bsp/at91sam9260/startup.c index 97afe0b124..e23dfa1f5e 100755 --- a/bsp/at91sam9260/startup.c +++ b/bsp/at91sam9260/startup.c @@ -64,13 +64,12 @@ extern void finsh_system_init(void); */ void rtthread_startup(void) { - rt_uint32_t UNUSED level; - /* disable interrupt first */ - level = rt_hw_interrupt_disable(); + rt_hw_interrupt_disable(); /* enable cpu cache */ + rt_hw_cpu_icache_disable(); + mmu_invalidate_icache(); rt_hw_cpu_icache_enable(); - rt_hw_cpu_dcache_enable(); /* initialize hardware interrupt */ rt_hw_interrupt_init(); |