MIPS: Netlogic: Enable SUE bit in cores
Enable Speculative Unmap Enable bit, which will enable speculative L2
cache requests for unmapped memory. This should give better performance
for kernel code/data which is in KSEG0
Signed-off-by: Jayachandran C <jchandra@broadcom.com>
Patchwork: http://patchwork.linux-mips.org/patch/4461
Signed-off-by: John Crispin <blogic@openwrt.org>
diff --git a/arch/mips/netlogic/common/smpboot.S b/arch/mips/netlogic/common/smpboot.S
index a13355c..25c1825 100644
--- a/arch/mips/netlogic/common/smpboot.S
+++ b/arch/mips/netlogic/common/smpboot.S
@@ -61,7 +61,7 @@
li t0, LSU_DEFEATURE
mfcr t1, t0
- lui t2, 0x4080 /* Enable Unaligned Access, L2HPE */
+ lui t2, 0xc080 /* SUE, Enable Unaligned Access, L2HPE */
or t1, t1, t2
#ifdef XLP_AX_WORKAROUND
li t2, ~0xe /* S1RCM */