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Re: [Qemu-devel] [PATCH 1/4 v8] ppc: debug stub: Get trap instruction op
From: |
Madhavan Srinivasan |
Subject: |
Re: [Qemu-devel] [PATCH 1/4 v8] ppc: debug stub: Get trap instruction opcode from KVM |
Date: |
Mon, 14 Jul 2014 17:22:25 +0530 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.5.0 |
On Monday 14 July 2014 02:45 PM, Bharat Bhushan wrote:
> 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>
> ---
> v7->v8
> - No change
>
Reviewed By: Madhavan Srinivasan <address@hidden>
> target-ppc/kvm.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/target-ppc/kvm.c b/target-ppc/kvm.c
> index 2d87108..4df23dd 100644
> --- a/target-ppc/kvm.c
> +++ b/target-ppc/kvm.c
> @@ -72,6 +72,8 @@ 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
> @@ -436,6 +438,8 @@ int kvm_arch_init_vcpu(CPUState *cs)
> break;
> }
>
> + kvm_get_one_reg(cs, KVM_REG_PPC_DEBUG_INST, &debug_inst_opcode);
> +
> return ret;
> }
>
- [Qemu-devel] [PATCH 0/4 v8] ppc: Add debug stub support, Bharat Bhushan, 2014/07/14
- [Qemu-devel] [PATCH 2/4 v8] ppc: synchronize excp_vectors for injecting exception, Bharat Bhushan, 2014/07/14
- [Qemu-devel] [PATCH 1/4 v8] ppc: debug stub: Get trap instruction opcode from KVM, Bharat Bhushan, 2014/07/14
- Re: [Qemu-devel] [PATCH 1/4 v8] ppc: debug stub: Get trap instruction opcode from KVM,
Madhavan Srinivasan <=
- [Qemu-devel] [PATCH 3/4 v8] ppc: Add software breakpoint support, Bharat Bhushan, 2014/07/14
- [Qemu-devel] [PATCH 4/4 v8] ppc: Add hw breakpoint watchpoint support, Bharat Bhushan, 2014/07/14
- Re: [Qemu-devel] [PATCH 0/4 v8] ppc: Add debug stub support, Alexander Graf, 2014/07/28