}
}
-static int kvmppc_emulate_mmio(struct kvm_run *run, struct kvm_vcpu *vcpu)
-{
- enum emulation_result er;
- int r;
-
- er = kvmppc_emulate_instruction(run, vcpu);
- switch (er) {
- case EMULATE_DONE:
- /* Future optimization: only reload non-volatiles if they were
- * actually modified. */
- r = RESUME_GUEST_NV;
- break;
- case EMULATE_DO_MMIO:
- run->exit_reason = KVM_EXIT_MMIO;
- /* We must reload nonvolatiles because "update" load/store
- * instructions modify register state. */
- /* Future optimization: only reload non-volatiles if they were
- * actually modified. */
- r = RESUME_HOST_NV;
- break;
- case EMULATE_FAIL:
- /* XXX Deliver Program interrupt to guest. */
- printk(KERN_EMERG "%s: emulation failed (%08x)\n", __func__,
- vcpu->arch.last_inst);
- r = RESUME_HOST;
- break;
- default:
- BUG();
- }
-
- return r;
-}
-
/**
* kvmppc_handle_exit
*
break;
}
+ case BOOKE_INTERRUPT_DEBUG: {
+ u32 dbsr;
+
+ vcpu->arch.pc = mfspr(SPRN_CSRR0);
+
+ /* clear IAC events in DBSR register */
+ dbsr = mfspr(SPRN_DBSR);
+ dbsr &= DBSR_IAC1 | DBSR_IAC2 | DBSR_IAC3 | DBSR_IAC4;
+ mtspr(SPRN_DBSR, dbsr);
+
+ run->exit_reason = KVM_EXIT_DEBUG;
+ r = RESUME_HOST;
+ break;
+ }
+
default:
printk(KERN_EMERG "exit_nr %d\n", exit_nr);
BUG();
vcpu->arch.msr = 0;
vcpu->arch.gpr[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. */
vcpu->arch.ivpr = 0x55550000;