* [U-Boot-Users] [MIPS] Fix dcache_status()
@ 2008-03-23 16:28 Shinya Kuribayashi
0 siblings, 0 replies; only message in thread
From: Shinya Kuribayashi @ 2008-03-23 16:28 UTC (permalink / raw)
To: u-boot
You can't judge UNCACHED by Config.K0 LSB.
Signed-off-by: Shinya Kuribayashi <skuribay@ruby.dti.ne.jp>
---
cpu/mips/cache.S | 10 +++++++---
1 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/cpu/mips/cache.S b/cpu/mips/cache.S
index bb42616..e6f3175 100644
--- a/cpu/mips/cache.S
+++ b/cpu/mips/cache.S
@@ -256,9 +256,13 @@ NESTED(mips_cache_reset, 0, ra)
*
*/
LEAF(dcache_status)
- mfc0 v0, CP0_CONFIG
- andi v0, v0, 1
- j ra
+ mfc0 t0, CP0_CONFIG
+ li t1, CONF_CM_UNCACHED
+ andi t0, t0, CONF_CM_CMASK
+ move v0, zero
+ beq t0, t1, 2f
+ li v0, 1
+2: jr ra
END(dcache_status)
/*******************************************************************************
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