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MIPS: Netlogic: Enable SUE bit in cores

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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>
This commit is contained in:
Jayachandran C 2012-10-31 12:01:30 +00:00 committed by John Crispin
parent d650484649
commit 5b47a4db1e
1 changed files with 1 additions and 1 deletions
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2
arch/mips/netlogic/common/smpboot.S
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@ -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 */