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[24/35] KVM: PPC: initialize IVORs in addition to IVPR

Message ID 1283221937-21006-25-git-send-email-agraf@suse.de (mailing list archive)
State Not Applicable
Headers show

Commit Message

Alexander Graf Aug. 31, 2010, 2:32 a.m. UTC 
From: Hollis Blanchard <hollis_blanchard@mentor.com>

Developers can now tell at a glace the exact type of the premature interrupt,
instead of just knowing that there was some premature interrupt.

Signed-off-by: Hollis Blanchard <hollis_blanchard@mentor.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
---
 arch/powerpc/kvm/booke.c |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)
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Patch

diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
index c604277..835f6d0 100644
--- a/arch/powerpc/kvm/booke.c
+++ b/arch/powerpc/kvm/booke.c
@@ -497,15 +497,19 @@  int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu,
 /* Initial guest state: 16MB mapping 0 -> 0, PC = 0, MSR = 0, R1 = 16MB */
 int kvm_arch_vcpu_setup(struct kvm_vcpu *vcpu)
 {
+	int i;
+
 	vcpu->arch.pc = 0;
 	vcpu->arch.shared->msr = 0;
 	kvmppc_set_gpr(vcpu, 1, (16<<20) - 8); /* -8 for the callee-save LR slot */
 
 	vcpu->arch.shadow_pid = 1;
 
-	/* Eye-catching number so we know if the guest takes an interrupt
-	 * before it's programmed its own IVPR. */
+	/* Eye-catching numbers so we know if the guest takes an interrupt
+	 * before it's programmed its own IVPR/IVORs. */
 	vcpu->arch.ivpr = 0x55550000;
+	for (i = 0; i < BOOKE_IRQPRIO_MAX; i++)
+		vcpu->arch.ivor[i] = 0x7700 | i * 4;
 
 	kvmppc_init_timing_stats(vcpu);