On 06/03/2013 03:54:27 PM, Mihai Caraman wrote:
Add ONE_REG support for AltiVec on Book3E.
Signed-off-by: Mihai Caraman <mihai.cara...@freescale.com>
---
arch/powerpc/kvm/booke.c | 32 ++++++++++++++++++++++++++++++++
1 files changed, 32 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
index 01eb635..019496d 100644
--- a/arch/powerpc/kvm/booke.c
+++ b/arch/powerpc/kvm/booke.c
@@ -1570,6 +1570,22 @@ int kvm_vcpu_ioctl_get_one_reg(struct kvm_vcpu
*vcpu, struct kvm_one_reg *reg)
case KVM_REG_PPC_DEBUG_INST:
val = get_reg_val(reg->id, KVMPPC_INST_EHPRIV);
break;
+#ifdef CONFIG_ALTIVEC
+ case KVM_REG_PPC_VR0 ... KVM_REG_PPC_VR31:
+ if (!cpu_has_feature(CPU_FTR_ALTIVEC)) {
+ r = -ENXIO;
+ break;
+ }
+ val.vval = vcpu->arch.vr[reg->id - KVM_REG_PPC_VR0];
+ break;
+ case KVM_REG_PPC_VSCR:
+ if (!cpu_has_feature(CPU_FTR_ALTIVEC)) {
+ r = -ENXIO;
+ break;
+ }
+ val = get_reg_val(reg->id, vcpu->arch.vscr.u[3]);
+ break;
Why u[3]?
-Scott
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