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-rw-r--r--arch/arm/cpu/arm11/cpu.c12
1 files changed, 12 insertions, 0 deletions
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