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-rw-r--r--arch/arm/mm/proc-xscale.S12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S
index cb245edb2c2..523408c0bb3 100644
--- a/arch/arm/mm/proc-xscale.S
+++ b/arch/arm/mm/proc-xscale.S
@@ -181,6 +181,17 @@ ENTRY(cpu_xscale_do_idle)
/* ================================= CACHE ================================ */
/*
+ * flush_icache_all()
+ *
+ * Unconditionally clean and invalidate the entire icache.
+ */
+ENTRY(xscale_flush_icache_all)
+ mov r0, #0
+ mcr p15, 0, r0, c7, c5, 0 @ invalidate I cache
+ mov pc, lr
+ENDPROC(xscale_flush_icache_all)
+
+/*
* flush_user_cache_all()
*
* Invalidate all cache entries in a particular address
@@ -397,6 +408,7 @@ ENTRY(xscale_dma_unmap_area)
ENDPROC(xscale_dma_unmap_area)
ENTRY(xscale_cache_fns)
+ .long xscale_flush_icache_all
.long xscale_flush_kern_cache_all
.long xscale_flush_user_cache_all
.long xscale_flush_user_cache_range