[Qemu-devel] [PATCH 2/4] Set PVR in sregs

[Alexander Graf]

We need to tell the kernel about some initial CPU state we don't have yet,
so let's use the "sregs" IOCTL for that and simply put the Processor Version
Register in there.

Now the kernel knows which guest CPU to virtualize.

Signed-off-by: Alexander Graf <address@hidden>
---
 target-ppc/kvm.c |   11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/target-ppc/kvm.c b/target-ppc/kvm.c
index acbb1ab..24828bd 100644
--- a/target-ppc/kvm.c
+++ b/target-ppc/kvm.c
@@ -44,7 +44,13 @@ int kvm_arch_init(KVMState *s, int smp_cpus)
 
 int kvm_arch_init_vcpu(CPUState *cenv)
 {
-    return 0;
+    int ret = 0;
+    struct kvm_sregs sregs;
+
+    sregs.pvr = cenv->spr[SPR_PVR];
+    ret = kvm_vcpu_ioctl(cenv, KVM_SET_SREGS, &sregs);
+
+    return ret;
 }
 
 int kvm_arch_put_registers(CPUState *env)
@@ -127,7 +133,8 @@ int kvm_arch_pre_run(CPUState *env, struct kvm_run *run)
      * interrupt, reset, etc) in PPC-specific env->irq_input_state. */
     if (run->ready_for_interrupt_injection &&
         (env->interrupt_request & CPU_INTERRUPT_HARD) &&
-        (env->irq_input_state & (1<<PPC40x_INPUT_INT)))
+//        (env->irq_input_state & (1<<PPC40x_INPUT_INT)))
+        (env->irq_input_state & (1<<PPC6xx_INPUT_INT)))
     {
         /* For now KVM disregards the 'irq' argument. However, in the
          * future KVM could cache it in-kernel to avoid a heavyweight exit
-- 
1.6.0.2