From: Jayachandran C Date: Wed, 31 Oct 2012 12:01:30 +0000 (+0000) Subject: MIPS: Netlogic: Enable SUE bit in cores X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=5b47a4db1ea7fb7c99dc69335775d2b03d4872b0;p=linux-beck.git 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 Patchwork: http://patchwork.linux-mips.org/patch/4461 Signed-off-by: John Crispin --- diff --git a/arch/mips/netlogic/common/smpboot.S b/arch/mips/netlogic/common/smpboot.S index a13355cc97eb..25c1825873c7 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 */