Currently we only set the FSCR (Facility Status and Control Register) when HV=1
but this feature is available when HV=0 also. This patch sets FSCR when HV=0.
Also, we currently only set the FSCR on the master CPU. This patch also sets
the FSCR on secondary CPUs.
Signed-off-by: Michael Neuling <mi...@neuling.org>
cc: Ian Munsie <imun...@au1.ibm.com>
---
arch/powerpc/kernel/cpu_setup_power.S | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/kernel/cpu_setup_power.S
b/arch/powerpc/kernel/cpu_setup_power.S
index d29facb..bb2d203 100644
--- a/arch/powerpc/kernel/cpu_setup_power.S
+++ b/arch/powerpc/kernel/cpu_setup_power.S
@@ -48,6 +48,7 @@ _GLOBAL(__restore_cpu_power7)
_GLOBAL(__setup_cpu_power8)
mflr r11
+ bl __init_FSCR
bl __init_hvmode_206
mtlr r11
beqlr
@@ -56,13 +57,13 @@ _GLOBAL(__setup_cpu_power8)
mfspr r3,SPRN_LPCR
oris r3, r3, LPCR_AIL_3@h
bl __init_LPCR
- bl __init_FSCR
bl __init_TLB
mtlr r11
blr
_GLOBAL(__restore_cpu_power8)
mflr r11
+ bl __init_FSCR
mfmsr r3
rldicl. r0,r3,4,63
beqlr
--
1.7.10.4
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