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[Qemu-ppc] [PATCH 1/5 v5] ppc: debug stub: Get trap instruction opcode f

From: Bharat Bhushan
Subject: [Qemu-ppc] [PATCH 1/5 v5] ppc: debug stub: Get trap instruction opcode from KVM
Date: Thu, 26 Jun 2014 12:53:08 +0530

Get trap instruction opcode from KVM and this opcode will
be used for setting software breakpoint in following patch

Signed-off-by: Bharat Bhushan <address@hidden>
 - No change

 target-ppc/kvm.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/target-ppc/kvm.c b/target-ppc/kvm.c
index dfa5a26..1f78cd1 100644
--- a/target-ppc/kvm.c
+++ b/target-ppc/kvm.c
@@ -71,6 +71,8 @@ static int cap_papr;
 static int cap_htab_fd;
 static int cap_fixup_hcalls;
+static uint32_t debug_inst_opcode;
 /* XXX We have a race condition where we actually have a level triggered
  *     interrupt, but the infrastructure can't expose that yet, so the guest
  *     takes but ignores it, goes to sleep and never gets notified that there's
@@ -434,6 +436,8 @@ int kvm_arch_init_vcpu(CPUState *cs)
+    kvm_get_one_reg(cs, KVM_REG_PPC_DEBUG_INST, &debug_inst_opcode);
     return ret;

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