[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [RFC PATCH 1/5] hw/mem/nvdimm: Use Kconfig 'imply' instead of 'depen
From: |
David Gibson |
Subject: |
Re: [RFC PATCH 1/5] hw/mem/nvdimm: Use Kconfig 'imply' instead of 'depends on' |
Date: |
Wed, 12 May 2021 12:24:42 +1000 |
On Tue, May 11, 2021 at 05:53:50PM +0200, Philippe Mathieu-Daudé wrote:
> Per the kconfig.rst:
>
> A device should be listed [...] ``imply`` if (depending on
> the QEMU command line) the board may or may not be started
> without it.
>
> This is the case with the NVDIMM device, so use the 'imply'
> weak reverse dependency to select the symbol.
Uh.. It should definitely be possible to start a pseries machine
without NVDIMM. I would have guessed the same for PC.
>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> ---
> default-configs/devices/ppc64-softmmu.mak | 1 -
> hw/arm/Kconfig | 1 +
> hw/i386/Kconfig | 1 +
> hw/mem/Kconfig | 2 --
> hw/ppc/Kconfig | 1 +
> 5 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/default-configs/devices/ppc64-softmmu.mak
> b/default-configs/devices/ppc64-softmmu.mak
> index ae0841fa3a1..cca52665d90 100644
> --- a/default-configs/devices/ppc64-softmmu.mak
> +++ b/default-configs/devices/ppc64-softmmu.mak
> @@ -8,4 +8,3 @@ CONFIG_POWERNV=y
>
> # For pSeries
> CONFIG_PSERIES=y
> -CONFIG_NVDIMM=y
> diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig
> index b887f6a5b17..67723d9ea6a 100644
> --- a/hw/arm/Kconfig
> +++ b/hw/arm/Kconfig
> @@ -6,6 +6,7 @@ config ARM_VIRT
> imply VFIO_PLATFORM
> imply VFIO_XGMAC
> imply TPM_TIS_SYSBUS
> + imply NVDIMM
> select ARM_GIC
> select ACPI
> select ARM_SMMUV3
> diff --git a/hw/i386/Kconfig b/hw/i386/Kconfig
> index 7f91f30877f..66838fa397b 100644
> --- a/hw/i386/Kconfig
> +++ b/hw/i386/Kconfig
> @@ -23,6 +23,7 @@ config PC
> imply TPM_TIS_ISA
> imply VGA_PCI
> imply VIRTIO_VGA
> + imply NVDIMM
> select FDC
> select I8259
> select I8254
> diff --git a/hw/mem/Kconfig b/hw/mem/Kconfig
> index a0ef2cf648e..8b19fdc49f1 100644
> --- a/hw/mem/Kconfig
> +++ b/hw/mem/Kconfig
> @@ -7,6 +7,4 @@ config MEM_DEVICE
>
> config NVDIMM
> bool
> - default y
> - depends on (PC || PSERIES || ARM_VIRT)
> select MEM_DEVICE
> diff --git a/hw/ppc/Kconfig b/hw/ppc/Kconfig
> index e51e0e5e5ac..66e0b15d9ef 100644
> --- a/hw/ppc/Kconfig
> +++ b/hw/ppc/Kconfig
> @@ -3,6 +3,7 @@ config PSERIES
> imply PCI_DEVICES
> imply TEST_DEVICES
> imply VIRTIO_VGA
> + imply NVDIMM
> select DIMM
> select PCI
> select SPAPR_VSCSI
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
signature.asc
Description: PGP signature
Re: [RFC PATCH 1/5] hw/mem/nvdimm: Use Kconfig 'imply' instead of 'depends on', Paolo Bonzini, 2021/05/12