[MIPS] Fix dcache_status()
You can't judge UNCACHED by Config.K0 LSB.
Signed-off-by: Shinya Kuribayashi <skuribay@ruby.dti.ne.jp>
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 @@
*
*/
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)
/*******************************************************************************