[RFC PATCH 01/17] KVM: PPC64: booke: Set interrupt computation mode for 64-bit host
Mihai Caraman
mihai.caraman at freescale.com
Mon Jun 25 22:26:19 EST 2012
64-bit host needs to remain in 64-bit mode when an exception take place.
Set interrupt computaion mode in EPCR register.
Signed-off-by: Mihai Caraman <mihai.caraman at freescale.com>
---
arch/powerpc/kvm/e500mc.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/arch/powerpc/kvm/e500mc.c b/arch/powerpc/kvm/e500mc.c
index fe6c1de..db97ee3 100644
--- a/arch/powerpc/kvm/e500mc.c
+++ b/arch/powerpc/kvm/e500mc.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2010 Freescale Semiconductor, Inc. All rights reserved.
+ * Copyright (C) 2010,2012 Freescale Semiconductor, Inc. All rights reserved.
*
* Author: Varun Sethi, <varun.sethi at freescale.com>
*
@@ -183,6 +183,9 @@ int kvmppc_core_vcpu_setup(struct kvm_vcpu *vcpu)
vcpu->arch.shadow_epcr = SPRN_EPCR_DSIGS | SPRN_EPCR_DGTMI | \
SPRN_EPCR_DUVD;
+#ifdef CONFIG_64BIT
+ vcpu->arch.shadow_epcr |= SPRN_EPCR_ICM;
+#endif
vcpu->arch.shadow_msrp = MSRP_UCLEP | MSRP_DEP | MSRP_PMMP;
vcpu->arch.eplc = EPC_EGS | (vcpu->kvm->arch.lpid << EPC_ELPID_SHIFT);
vcpu->arch.epsc = vcpu->arch.eplc;
--
1.7.4.1
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