In EFI sub-system we rely on invalidate_icache_all() to invalidate the instruction cache after loading binaries. Add the missing implementation on ARM1136, ARM1176.
Signed-off-by: Heinrich Schuchardt heinrich.schuchardt@canonical.com --- arch/arm/cpu/arm11/cpu.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/arch/arm/cpu/arm11/cpu.c b/arch/arm/cpu/arm11/cpu.c index 01d2e1a125d..4bf0446b543 100644 --- a/arch/arm/cpu/arm11/cpu.c +++ b/arch/arm/cpu/arm11/cpu.c @@ -116,3 +116,15 @@ void enable_caches(void) #endif } #endif + +#if !CONFIG_IS_ENABLED(SYS_ICACHE_OFF) +/* Invalidate entire I-cache */ +void invalidate_icache_all(void) +{ + unsigned long i = 0; + + asm ("mcr p15, 0, %0, c7, c5, 0" : : "r" (i)); +} +#else +void invalidate_icache_all(void) {} +#endif