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Re: [Qemu-devel] [PATCH v2 0/5] Add a valid_cpu_types property
From: |
Igor Mammedov |
Subject: |
Re: [Qemu-devel] [PATCH v2 0/5] Add a valid_cpu_types property |
Date: |
Fri, 13 Oct 2017 10:54:38 +0200 |
On Thu, 12 Oct 2017 17:07:23 -0700
Alistair Francis <address@hidden> wrote:
> There are numorous QEMU machines that only have a single or a handful of
> valid CPU options. To simplyfy the management of specificying which CPU
> is/isn't valid let's create a property that can be set in the machine
> init. We can then check to see if the user supplied CPU is in that list
> or not.
>
> I have added the valid_cpu_types for some ARM machines only at the
> moment.
do you plan to complete work for other boards as well
so that new interface would replace current opencoded
checks across the tree?
> Here is what specifying the CPUs looks like now:
>
> $ aarch64-softmmu/qemu-system-aarch64 -M netduino2 -kernel ./u-boot.elf
> -nographic -cpu "cortex-m3" -S
> QEMU 2.10.50 monitor - type 'help' for more information
> (qemu) info cpus
> * CPU #0: thread_id=24175
> (qemu) q
>
> $ aarch64-softmmu/qemu-system-aarch64 -M netduino2 -kernel ./u-boot.elf
> -nographic -cpu "cortex-m4" -S
> QEMU 2.10.50 monitor - type 'help' for more information
> (qemu) q
>
> $ aarch64-softmmu/qemu-system-aarch64 -M netduino2 -kernel ./u-boot.elf
> -nographic -cpu "cortex-m5" -S
> qemu-system-aarch64: unable to find CPU model 'cortex-m5'
>
> $ aarch64-softmmu/qemu-system-aarch64 -M netduino2 -kernel ./u-boot.elf
> -nographic -cpu "cortex-a9" -S
> qemu-system-aarch64: Invalid CPU type: cortex-a9-arm-cpu
> The valid types are: cortex-m3-arm-cpu, cortex-m4-arm-cpu
>
> V2:
> - Rebase
> - Reorder patches
> - Add a Raspberry Pi 2 CPU fix
> V1:
> - Small fixes to prepare a series instead of RFC
> - Add commit messages for the commits
> - Expand the machine support to ARM machines
> RFC v2:
> - Rebase on Igor's work
> - Use more QEMUisms inside the code
> - List the supported machines in a NULL terminated array
>
> Alistair Francis (5):
> netduino2: Specify the valid CPUs
> bcm2836: Use the Cortex-A7 instead of Cortex-A15
> raspi: Specify the valid CPUs
> xlnx-zcu102: Specify the valid CPUs
> xilinx_zynq: : Specify the valid CPUs
>
> hw/arm/bcm2836.c | 2 +-
> hw/arm/netduino2.c | 10 +++++++++-
> hw/arm/raspi.c | 7 +++++++
> hw/arm/xilinx_zynq.c | 6 ++++++
> hw/arm/xlnx-zcu102.c | 17 +++++++++++++++++
> 5 files changed, 40 insertions(+), 2 deletions(-)
>
- [Qemu-devel] [PATCH v2 0/5] Add a valid_cpu_types property, Alistair Francis, 2017/10/12
- [Qemu-devel] [PATCH v2 3/5] raspi: Specify the valid CPUs, Alistair Francis, 2017/10/12
- [Qemu-devel] [PATCH v2 2/5] bcm2836: Use the Cortex-A7 instead of Cortex-A15, Alistair Francis, 2017/10/12
- [Qemu-devel] [PATCH v2 1/5] netduino2: Specify the valid CPUs, Alistair Francis, 2017/10/12
- [Qemu-devel] [PATCH v2 5/5] xilinx_zynq: : Specify the valid CPUs, Alistair Francis, 2017/10/12
- [Qemu-devel] [PATCH v2 4/5] xlnx-zcu102: Specify the valid CPUs, Alistair Francis, 2017/10/12
- Re: [Qemu-devel] [PATCH v2 0/5] Add a valid_cpu_types property,
Igor Mammedov <=