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Re: [Qemu-arm] [Qemu-devel] [PATCH 4/8] target/arm/arm-powerctl: Add new
From: |
Richard Henderson |
Subject: |
Re: [Qemu-arm] [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 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 |
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 <address@hidden>
> ---
> target/arm/arm-powerctl.h | 16 +++++++++++
> target/arm/arm-powerctl.c | 56 +++++++++++++++++++++++++++++++++++++++
> 2 files changed, 72 insertions(+)
Reviewed-by: Richard Henderson <address@hidden>
r~
- [Qemu-arm] [PATCH 0/8] ARMSSE: Implement MHUs and dual-core capability, Peter Maydell, 2019/02/19
- [Qemu-arm] [PATCH 1/8] hw/misc/armsse-mhu.c: Model the SSE-200 Message Handling Unit, Peter Maydell, 2019/02/19
- [Qemu-arm] [PATCH 3/8] target/arm/cpu: Allow init-svtor property to be set after realize, Peter Maydell, 2019/02/19
- [Qemu-arm] [PATCH 4/8] target/arm/arm-powerctl: Add new arm_set_cpu_on_and_reset(), Peter Maydell, 2019/02/19
- Re: [Qemu-arm] [Qemu-devel] [PATCH 4/8] target/arm/arm-powerctl: Add new arm_set_cpu_on_and_reset(),
Richard Henderson <=
- [Qemu-arm] [PATCH 2/8] hw/arm/armsse: Wire up the MHUs, Peter Maydell, 2019/02/19
- [Qemu-arm] [PATCH 5/8] hw/misc/iotkit-sysctl: Correct typo in INITSVTOR0 register name, Peter Maydell, 2019/02/19
- [Qemu-arm] [PATCH 8/8] hw/arm/armsse: Unify init-svtor and cpuwait handling, Peter Maydell, 2019/02/19
- [Qemu-arm] [PATCH 6/8] hw/arm/iotkit-sysctl: Add SSE-200 registers, Peter Maydell, 2019/02/19
- [Qemu-arm] [PATCH 7/8] hw/arm/iotkit-sysctl: Implement CPUWAIT and INITSVTOR*, Peter Maydell, 2019/02/19