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Re: [Qemu-trivial] [Qemu-devel] [PATCH for-2.4-rc3 1/3] hw/acpi/ich9: cl


From: Igor Mammedov
Subject: Re: [Qemu-trivial] [Qemu-devel] [PATCH for-2.4-rc3 1/3] hw/acpi/ich9: clear smi_en on reset
Date: Mon, 27 Jul 2015 11:34:38 +0200

On Fri, 24 Jul 2015 20:16:00 +0200
Laszlo Ersek <address@hidden> wrote:

> Otherwise on reboot firmware might think (due to APMC_EN remaining set
> from the previous boot) that SMI support is absent.
Reviewed-by: Igor Mammedov <address@hidden>

> 
> Cc: "Michael S. Tsirkin" <address@hidden>
> Cc: Igor Mammedov <address@hidden>
> Cc: Gerd Hoffmann <address@hidden>
> Cc: Paolo Bonzini <address@hidden>
> Cc: address@hidden
> Signed-off-by: Laszlo Ersek <address@hidden>
> ---
>  hw/acpi/ich9.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/hw/acpi/ich9.c b/hw/acpi/ich9.c
> index f04f6dc..8da5a2d 100644
> --- a/hw/acpi/ich9.c
> +++ b/hw/acpi/ich9.c
> @@ -221,6 +221,7 @@ static void pm_reset(void *opaque)
>      acpi_pm_tmr_reset(&pm->acpi_regs);
>      acpi_gpe_reset(&pm->acpi_regs);
>  
> +    pm->smi_en = 0;
>      if (!pm->smm_enabled) {
>          /* Mark SMM as already inited to prevent SMM from running. KVM does 
> not
>           * support SMM mode. */




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