diff options
Diffstat (limited to 'arch/arm/lib')
| -rw-r--r-- | arch/arm/lib/cache.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/lib/cache.c b/arch/arm/lib/cache.c index 9cedeac..74cfde6 100644 --- a/arch/arm/lib/cache.c +++ b/arch/arm/lib/cache.c @@ -25,10 +25,12 @@ __weak void flush_cache(unsigned long start, unsigned long size) #endif /* CONFIG_CPU_ARM1136 */ #ifdef CONFIG_CPU_ARM926EJS +#if !(defined(CONFIG_SYS_ICACHE_OFF) && defined(CONFIG_SYS_DCACHE_OFF)) /* test and clean, page 2-23 of arm926ejs manual */ asm("0: mrc p15, 0, r15, c7, c10, 3\n\t" "bne 0b\n" : : : "memory"); /* disable write buffer as well (page 2-22) */ asm("mcr p15, 0, %0, c7, c10, 4" : : "r" (0)); +#endif #endif /* CONFIG_CPU_ARM926EJS */ return; } |