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Re: [Qemu-arm] [PATCH] hw: add .min_cpus and .default_cpus fields to mac
From: |
Emilio G. Cota |
Subject: |
Re: [Qemu-arm] [PATCH] hw: add .min_cpus and .default_cpus fields to machine_class |
Date: |
Fri, 3 Nov 2017 14:56:10 -0400 |
User-agent: |
Mutt/1.5.24 (2015-08-30) |
On Fri, Nov 03, 2017 at 14:47:33 -0400, Emilio G. Cota wrote:
> diff --git a/hw/arm/xlnx-zcu102.c b/hw/arm/xlnx-zcu102.c
> index e2d15a1..395d1b5 100644
> --- a/hw/arm/xlnx-zcu102.c
> +++ b/hw/arm/xlnx-zcu102.c
> @@ -185,6 +185,9 @@ static void xlnx_ep108_machine_class_init(ObjectClass
> *oc, void *data)
> mc->block_default_type = IF_IDE;
> mc->units_per_default_bus = 1;
> mc->ignore_memory_transaction_failures = true;
> + mc->max_cpus = XLNX_ZYNQMP_NUM_APU_CPUS + XLNX_ZYNQMP_NUM_RPU_CPUS;
> + mc->min_cpus = XLNX_ZYNQMP_NUM_APU_CPUS;
> + mc->default_cpus = XLNX_ZYNQMP_NUM_APU_CPUS;
> }
>
> static const TypeInfo xlnx_ep108_machine_init_typeinfo = {
> @@ -241,6 +244,8 @@ static void xlnx_zcu102_machine_class_init(ObjectClass
> *oc, void *data)
> mc->units_per_default_bus = 1;
> mc->ignore_memory_transaction_failures = true;
> mc->max_cpus = XLNX_ZYNQMP_NUM_APU_CPUS + XLNX_ZYNQMP_NUM_RPU_CPUS;
> + mc->min_cpus = XLNX_ZYNQMP_NUM_APU_CPUS;
> + mc->default_cpus = XLNX_ZYNQMP_NUM_APU_CPUS;
> }
Should we update max_cpus to just NUM_APU_CPUS as well for these boards?
-smp 5 or 6 (NUM_APU + NUM_RPU) still gets us 4 vCPUs.
I see there's code for RPU cpus but it seems disabled at compile-time
at xlnx-zynqmp.c:431:
DEFINE_PROP_BOOL("has_rpu", XlnxZynqMPState, has_rpu, false)
Or is there a run-time way to override this?
Thanks,
Emilio
- [Qemu-arm] [PATCH] hw: add .min_cpus and .default_cpus fields to machine_class, Emilio G. Cota, 2017/11/03
- Re: [Qemu-arm] [PATCH] hw: add .min_cpus and .default_cpus fields to machine_class,
Emilio G. Cota <=
- Re: [Qemu-arm] [PATCH] hw: add .min_cpus and .default_cpus fields to machine_class, Eduardo Habkost, 2017/11/03
- Re: [Qemu-arm] [PATCH] hw: add .min_cpus and .default_cpus fields to machine_class, Emilio G. Cota, 2017/11/03
- Re: [Qemu-arm] [PATCH] hw: add .min_cpus and .default_cpus fields to machine_class, Eduardo Habkost, 2017/11/06
- Re: [Qemu-arm] [PATCH] hw: add .min_cpus and .default_cpus fields to machine_class, Emilio G. Cota, 2017/11/06
- Re: [Qemu-arm] [Qemu-devel] [PATCH] hw: add .min_cpus and .default_cpus fields to machine_class, Alistair Francis, 2017/11/06
- Re: [Qemu-arm] [Qemu-devel] [PATCH] hw: add .min_cpus and .default_cpus fields to machine_class, Eduardo Habkost, 2017/11/07
- Re: [Qemu-arm] [PATCH] hw: add .min_cpus and .default_cpus fields to machine_class, Richard Henderson, 2017/11/08
- Re: [Qemu-arm] [PATCH] hw: add .min_cpus and .default_cpus fields to machine_class, Eduardo Habkost, 2017/11/08
- Re: [Qemu-arm] [Qemu-devel] [PATCH] hw: add .min_cpus and .default_cpus fields to machine_class, Alistair Francis, 2017/11/08
- Re: [Qemu-arm] [PATCH] hw: add .min_cpus and .default_cpus fields to machine_class, Emilio G. Cota, 2017/11/06