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Re: [Qemu-ppc] [PATCH 2/3] Reset qemu timers when guest reset
From: |
Alexander Graf |
Subject: |
Re: [Qemu-ppc] [PATCH 2/3] Reset qemu timers when guest reset |
Date: |
Mon, 17 Dec 2012 15:22:59 +0100 |
On 17.12.2012, at 07:08, Bharat Bhushan wrote:
> This patch install the timer reset handler. This will be called when
> the guest is reset.
>
> Signed-off-by: Bharat Bhushan <address@hidden>
> ---
> hw/ppc_booke.c | 12 ++++++++++++
> 1 files changed, 12 insertions(+), 0 deletions(-)
>
> diff --git a/hw/ppc_booke.c b/hw/ppc_booke.c
> index d51e7fa..837a5b6 100644
> --- a/hw/ppc_booke.c
> +++ b/hw/ppc_booke.c
> @@ -231,6 +231,16 @@ void store_booke_tcr(CPUPPCState *env, target_ulong val)
>
> }
>
> +static void ppc_booke_timer_reset_handle(void *opaque)
> +{
> + CPUPPCState *env = opaque;
> +
Doesn't this need a cpu_synchronize_state() call?
Alex
> + env->spr[SPR_BOOKE_TSR] = 0;
> + env->spr[SPR_BOOKE_TCR] = 0;
> +
> + booke_update_irq(env);
> +}
> +
> void ppc_booke_timers_init(CPUPPCState *env, uint32_t freq, uint32_t flags)
> {
> ppc_tb_t *tb_env;
> @@ -251,4 +261,6 @@ void ppc_booke_timers_init(CPUPPCState *env, uint32_t
> freq, uint32_t flags)
> qemu_new_timer_ns(vm_clock, &booke_fit_cb, env);
> booke_timer->wdt_timer =
> qemu_new_timer_ns(vm_clock, &booke_wdt_cb, env);
> +
> + qemu_register_reset(ppc_booke_timer_reset_handle, env);
> }
> --
> 1.7.0.4
>
>