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KVM: PPC: booke: add sregs support

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Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Scott Wood
2011-04-27 17:24:21 -05:00
committed by Avi Kivity
parent eab176722f
commit 5ce941ee42
14 changed files with 461 additions and 13 deletions
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13
arch/powerpc/kvm/emulate.c
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@@ -114,6 +114,12 @@ void kvmppc_emulate_dec(struct kvm_vcpu *vcpu)
}
}
u32 kvmppc_get_dec(struct kvm_vcpu *vcpu, u64 tb)
{
u64 jd = tb - vcpu->arch.dec_jiffies;
return vcpu->arch.dec - jd;
}
/* XXX to do:
* lhax
* lhaux
@@ -279,11 +285,8 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu)
case SPRN_DEC:
{
u64 jd = get_tb() - vcpu->arch.dec_jiffies;
kvmppc_set_gpr(vcpu, rt, vcpu->arch.dec - jd);
pr_debug("mfDEC: %x - %llx = %lx\n",
vcpu->arch.dec, jd,
kvmppc_get_gpr(vcpu, rt));
kvmppc_set_gpr(vcpu, rt,
kvmppc_get_dec(vcpu, get_tb()));
break;
}
default: