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authorNylon Chen <nylon7@andestech.com>2018-11-08 19:28:15 +0800
committerGreentime Hu <greentime@andestech.com>2018-11-22 18:13:51 +0800
commite2f3f8b4a497d26bdcd55a53246ec2e613ae0fd4 (patch)
treec6cbc184ba802977d2f2bfa44e238e697b4455ac /arch/nds32/kernel/head.S
parenta5234068e6dc18ae5300d678fbf3e129d9b93f78 (diff)
downloadlinux-e2f3f8b4a497d26bdcd55a53246ec2e613ae0fd4.tar.bz2
nds32: support hardware prefetcher
We add a config for user to enable or disable this feature. It can be used to control the hardware prefetch function. Signed-off-by: Nylon Chen <nylon7@andestech.com> Acked-by: Greentime Hu <greentime@andestech.com> Signed-off-by: Greentime Hu <greentime@andestech.com>
Diffstat (limited to 'arch/nds32/kernel/head.S')
-rw-r--r--arch/nds32/kernel/head.S2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/nds32/kernel/head.S b/arch/nds32/kernel/head.S
index 2c8aac6201be..db64b78b1232 100644
--- a/arch/nds32/kernel/head.S
+++ b/arch/nds32/kernel/head.S
@@ -151,7 +151,7 @@ _tlb:
#endif
mtsr $r3, $TLB_MISC
- mfsr $r0, $MISC_CTL ! Enable BTB and RTP and shadow sp
+ mfsr $r0, $MISC_CTL ! Enable BTB, RTP, shadow sp, and HW_PRE
ori $r0, $r0, #MISC_init
mtsr $r0, $MISC_CTL