From: David Gibson <david@gibson.dropbear.id.au>
To: Thiago Jung Bauermann <bauerman@linux.ibm.com>
Cc: Peter Maydell <peter.maydell@linaro.org>,
Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>,
Eduardo Habkost <ehabkost@redhat.com>,
Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>,
Cornelia Huck <cohuck@redhat.com>,
Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>,
qemu-devel@nongnu.org, qemu-s390x@nongnu.org,
qemu-arm@nongnu.org, qemu-ppc@nongnu.org,
Artyom Tarasenko <atar4qemu@gmail.com>,
Thomas Huth <thuth@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>,
David Hildenbrand <david@redhat.com>,
Aurelien Jarno <aurelien@aurel32.net>,
Richard Henderson <rth@twiddle.net>
Subject: Re: [PATCH v2 5/9] mips/cps: Use start-powered-off CPUState property
Date: Thu, 23 Jul 2020 10:57:07 +1000 [thread overview]
Message-ID: <20200723005707.GJ5513@umbus.fritz.box> (raw)
In-Reply-To: <20200722035016.469075-6-bauerman@linux.ibm.com>
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On Wed, Jul 22, 2020 at 12:50:12AM -0300, Thiago Jung Bauermann wrote:
> Instead of setting CPUState::halted to 1 in main_cpu_reset(), use the
> start-powered-off property which makes cpu_common_reset() initialize it
> to 1 in common code.
>
> Signed-off-by: Thiago Jung Bauermann <bauerman@linux.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
> ---
> hw/mips/cps.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> NB: I was only able to test that this patch builds. I wasn't able to
> run it.
>
> diff --git a/hw/mips/cps.c b/hw/mips/cps.c
> index 615e1a1ad2..d5b6c78019 100644
> --- a/hw/mips/cps.c
> +++ b/hw/mips/cps.c
> @@ -52,9 +52,6 @@ static void main_cpu_reset(void *opaque)
> CPUState *cs = CPU(cpu);
>
> cpu_reset(cs);
> -
> - /* All VPs are halted on reset. Leave powering up to CPC. */
> - cs->halted = 1;
> }
>
> static bool cpu_mips_itu_supported(CPUMIPSState *env)
> @@ -89,6 +86,9 @@ static void mips_cps_realize(DeviceState *dev, Error **errp)
> env->itc_tag = mips_itu_get_tag_region(&s->itu);
> env->itu = &s->itu;
> }
> + /* All VPs are halted on reset. Leave powering up to CPC. */
> + object_property_set_bool(OBJECT(cpu), "start-powered-off", true,
> + &error_abort);
> qemu_register_reset(main_cpu_reset, cpu);
> }
>
>
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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next prev parent reply other threads:[~2020-07-23 1:01 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-22 3:50 [PATCH v2 0/9] Generalize start-powered-off property from ARM Thiago Jung Bauermann
2020-07-22 3:50 ` [PATCH v2 1/9] target/arm: Move start-powered-off property to generic CPUState Thiago Jung Bauermann
2020-07-22 6:52 ` Philippe Mathieu-Daudé
2020-07-23 0:38 ` Thiago Jung Bauermann
2020-07-23 0:55 ` David Gibson
2020-07-23 3:17 ` Thiago Jung Bauermann
2020-07-22 3:50 ` [PATCH v2 2/9] target/arm: Move setting of CPU halted state to generic code Thiago Jung Bauermann
2020-07-22 6:54 ` Philippe Mathieu-Daudé
2020-07-23 0:55 ` David Gibson
2020-07-22 3:50 ` [PATCH v2 3/9] ppc/spapr: Use start-powered-off CPUState property Thiago Jung Bauermann
2020-07-22 7:13 ` Philippe Mathieu-Daudé
2020-07-23 0:40 ` Thiago Jung Bauermann
2020-07-22 3:50 ` [PATCH v2 4/9] ppc/e500: " Thiago Jung Bauermann
2020-07-22 6:55 ` Philippe Mathieu-Daudé
2020-07-23 0:56 ` David Gibson
2020-07-22 3:50 ` [PATCH v2 5/9] mips/cps: " Thiago Jung Bauermann
2020-07-22 7:09 ` Philippe Mathieu-Daudé
2020-07-23 0:42 ` Thiago Jung Bauermann
2020-07-23 0:57 ` David Gibson [this message]
2020-07-22 3:50 ` [PATCH v2 6/9] sparc/sun4m: " Thiago Jung Bauermann
2020-07-23 0:57 ` David Gibson
2020-07-22 3:50 ` [RFC PATCH v2 7/9] sparc/sun4m: Don't set CPUState::halted in cpu_devinit() Thiago Jung Bauermann
2020-07-22 7:02 ` Philippe Mathieu-Daudé
2020-07-23 0:45 ` Thiago Jung Bauermann
2020-07-22 3:50 ` [RFC PATCH v2 8/9] sparc/sun4m: Use one cpu_reset() function for main and secondary CPUs Thiago Jung Bauermann
2020-07-22 7:22 ` Philippe Mathieu-Daudé
2020-07-23 0:48 ` Thiago Jung Bauermann
2020-07-22 3:50 ` [RFC PATCH v2 9/9] target/s390x: Use start-powered-off CPUState property Thiago Jung Bauermann
2020-07-22 7:06 ` Philippe Mathieu-Daudé
2020-07-23 0:50 ` Thiago Jung Bauermann
2020-07-22 17:00 ` Eduardo Habkost
2020-07-23 0:51 ` Thiago Jung Bauermann
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