exposes functionality to flush dcache according to
the common.h API
Signed-off-by: Stefan Kristiansson <stefan.kristians...@saunalahti.fi>
Cc: Thomas Chou <tho...@wytron.com.tw>
---
arch/nios2/lib/cache.S | 10 ++++++++++
1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/arch/nios2/lib/cache.S b/arch/nios2/lib/cache.S
index ee3b4b7..b952d0c 100644
--- a/arch/nios2/lib/cache.S
+++ b/arch/nios2/lib/cache.S
@@ -48,6 +48,16 @@ flush_icache:
bltu r4, r5, 1b
ret
+ .global flush_dcache_range
+
+flush_dcache_range:
+ movhi r8, %hi(CONFIG_SYS_DCACHELINE_SIZE)
+ ori r8, r8, %lo(CONFIG_SYS_DCACHELINE_SIZE)
+0: flushd 0(r4)
+ add r4, r4, r8
+ bltu r4, r5, 0b
+ ret
+
.global flush_cache
flush_cache:
--
1.7.5.4
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