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Re: [PATCH v4 04/12] target/arm: Restrict ARMv4 cpus to TCG accel
From: |
Philippe Mathieu-Daudé |
Subject: |
Re: [PATCH v4 04/12] target/arm: Restrict ARMv4 cpus to TCG accel |
Date: |
Wed, 30 Sep 2020 10:03:10 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 |
On 9/30/20 12:43 AM, Philippe Mathieu-Daudé wrote:
> KVM requires a cpu based on (at least) the ARMv7 architecture.
>
> Only enable the following ARMv4 CPUs when TCG is available:
>
> - StrongARM (SA1100/1110)
> - OMAP1510 (TI925T)
>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> ---
> hw/arm/Kconfig | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig
> index 7d040827af..b546b20654 100644
> --- a/hw/arm/Kconfig
> +++ b/hw/arm/Kconfig
> @@ -1,3 +1,7 @@
> +config ARM_V4
> + bool
> + select TCG
This should be 'depends on TCG' because we can not
*select* TCG, either we enabled it or not.
The problem is the machines are already selected in
default-configs/arm-softmmu.mak, so we can not build
the current config without TCG.
> +
> config ARM_VIRT
> bool
> imply PCI_DEVICES
> @@ -30,6 +34,7 @@ config ARM_VIRT
>
> config CHEETAH
> bool
> + select ARM_V4
> select OMAP
> select TSC210X
>
> @@ -244,6 +249,7 @@ config COLLIE
>
> config SX1
> bool
> + select ARM_V4
> select OMAP
>
> config VERSATILE
>
- [PATCH v4 00/12] Support disabling TCG on ARM (part 2), Philippe Mathieu-Daudé, 2020/09/29
- [PATCH v4 01/12] accel/tcg: Add stub for cpu_loop_exit(), Philippe Mathieu-Daudé, 2020/09/29
- [PATCH v4 02/12] meson: Allow optional target/${ARCH}/Kconfig, Philippe Mathieu-Daudé, 2020/09/29
- [PATCH v4 03/12] target/arm: Select SEMIHOSTING if TCG is available, Philippe Mathieu-Daudé, 2020/09/29
- [PATCH v4 04/12] target/arm: Restrict ARMv4 cpus to TCG accel, Philippe Mathieu-Daudé, 2020/09/29
- Re: [PATCH v4 04/12] target/arm: Restrict ARMv4 cpus to TCG accel,
Philippe Mathieu-Daudé <=
- [PATCH v4 05/12] target/arm: Restrict ARMv5 cpus to TCG accel, Philippe Mathieu-Daudé, 2020/09/29
- [PATCH v4 06/12] target/arm: Restrict ARMv6 cpus to TCG accel, Philippe Mathieu-Daudé, 2020/09/29
- [PATCH v4 07/12] target/arm: Restrict ARMv7 R-profile cpus to TCG accel, Philippe Mathieu-Daudé, 2020/09/29
- [PATCH v4 08/12] target/arm: Restrict ARMv7 M-profile cpus to TCG accel, Philippe Mathieu-Daudé, 2020/09/29
- [PATCH v4 09/12] target/arm: Make m_helper.c optional via CONFIG_ARM_V7M, Philippe Mathieu-Daudé, 2020/09/29
- [PATCH v4 10/12] target/arm: Do not build TCG objects when TCG is off, Philippe Mathieu-Daudé, 2020/09/29
- [PATCH v4 11/12] target/arm: Reorder meson.build rules, Philippe Mathieu-Daudé, 2020/09/29
- [PATCH v4 12/12] .travis.yml: Add a KVM-only Aarch64 job, Philippe Mathieu-Daudé, 2020/09/29
- Re: [PATCH v4 00/12] Support disabling TCG on ARM (part 2), Igor Mammedov, 2020/09/30