Re: [Qemu-devel] [PATCH] hw/i386/Kconfig: The Q35 machine requires the ICH9_AHCI device

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

On 5/7/19 2:27 PM, Philippe Mathieu-Daudé wrote:
> The Q35 machine uses the ICH9 chipset which is composed of various
> sub-devices. There is currently no generic Kconfig selector that
> selects all the required devices. Meanwhile, force the Q35 machine
> to select the 'ich9-ahci' device.
> 
> This fixes:
> 
>   $ ./configure --without-default-devices && \
>     ./i386-softmmu/qemu-system-i386 -nodefaults -M q35
>   qemu-system-i386: Unknown device 'ich9-ahci' for bus 'PCIE'
>   Aborted (core dumped)
> 
> Reported-by: Peter Maydell <peter.maydell@linaro.org>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> ---
I forgot:

Based-on: <20190430071405.16714-3-thuth@redhat.com>
"hw/ide/ahci: Add a Kconfig switch for the AHCI-ICH9 device"

>  hw/i386/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/hw/i386/Kconfig b/hw/i386/Kconfig
> index a6aed7c1313..98178882169 100644
> --- a/hw/i386/Kconfig
> +++ b/hw/i386/Kconfig
> @@ -80,7 +80,7 @@ config Q35
>      select PC_ACPI
>      select PCI_EXPRESS_Q35
>      select LPC_ICH9
> -    select AHCI
> +    select AHCI_ICH9
>      select DIMM
>      select SMBIOS
>      select VMPORT
>