From: Richard Henderson <richard.henderson@linaro.org>
To: Peter Maydell <peter.maydell@linaro.org>,
qemu-arm@nongnu.org, qemu-devel@nongnu.org
Cc: patches@linaro.org
Subject: Re: [Qemu-devel] [PATCH 4/8] target/arm/arm-powerctl: Add new arm_set_cpu_on_and_reset()
Date: Wed, 20 Feb 2019 10:20:06 -0800 [thread overview]
Message-ID: <70f7f6ea-162c-997d-6658-79c66e90e850@linaro.org> (raw)
In-Reply-To: <20190219125808.25174-5-peter.maydell@linaro.org>
On 2/19/19 4:58 AM, Peter Maydell wrote:
> Currently the Arm arm-powerctl.h APIs allow:
> * arm_set_cpu_on(), which powers on a CPU and sets its
> initial PC and other startup state
> * arm_reset_cpu(), which resets a CPU which is already on
> (and fails if the CPU is powered off)
>
> but there is no way to say "power on a CPU as if it had
> just come out of reset and don't do anything else to it".
>
> Add a new function arm_set_cpu_on_and_reset(), which does this.
>
> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
> ---
> target/arm/arm-powerctl.h | 16 +++++++++++
> target/arm/arm-powerctl.c | 56 +++++++++++++++++++++++++++++++++++++++
> 2 files changed, 72 insertions(+)
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
r~
next prev parent reply other threads:[~2019-02-20 18:20 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-19 12:58 [Qemu-devel] [PATCH 0/8] ARMSSE: Implement MHUs and dual-core capability Peter Maydell
2019-02-19 12:58 ` [Qemu-devel] [PATCH 1/8] hw/misc/armsse-mhu.c: Model the SSE-200 Message Handling Unit Peter Maydell
2019-02-20 18:00 ` Richard Henderson
2019-02-19 12:58 ` [Qemu-devel] [PATCH 2/8] hw/arm/armsse: Wire up the MHUs Peter Maydell
2019-02-20 18:05 ` Richard Henderson
2019-02-19 12:58 ` [Qemu-devel] [PATCH 3/8] target/arm/cpu: Allow init-svtor property to be set after realize Peter Maydell
2019-02-20 18:15 ` Richard Henderson
2019-02-20 19:13 ` Peter Maydell
2019-02-19 12:58 ` [Qemu-devel] [PATCH 4/8] target/arm/arm-powerctl: Add new arm_set_cpu_on_and_reset() Peter Maydell
2019-02-20 18:20 ` Richard Henderson [this message]
2019-02-19 12:58 ` [Qemu-devel] [PATCH 5/8] hw/misc/iotkit-sysctl: Correct typo in INITSVTOR0 register name Peter Maydell
2019-02-20 18:22 ` Richard Henderson
2019-02-19 12:58 ` [Qemu-devel] [PATCH 6/8] hw/arm/iotkit-sysctl: Add SSE-200 registers Peter Maydell
2019-02-20 18:24 ` Richard Henderson
2019-02-19 12:58 ` [Qemu-devel] [PATCH 7/8] hw/arm/iotkit-sysctl: Implement CPUWAIT and INITSVTOR* Peter Maydell
2019-02-20 18:28 ` Richard Henderson
2019-02-19 12:58 ` [Qemu-devel] [PATCH 8/8] hw/arm/armsse: Unify init-svtor and cpuwait handling Peter Maydell
2019-02-20 18:32 ` Richard Henderson
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