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Re: [Qemu-trivial] [Qemu-devel] [PATCH] hw/pci/pci-stub: Add msi_enabled


From: Philippe Mathieu-Daudé
Subject: Re: [Qemu-trivial] [Qemu-devel] [PATCH] hw/pci/pci-stub: Add msi_enabled() and msi_notify() to the pci stubs
Date: Tue, 19 Feb 2019 18:23:25 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.5.0

On 2/19/19 5:07 PM, Thomas Huth wrote:
> Some machines have an AHCI adapter, but no PCI. To be able to
> compile hw/ide/ahci.c without CONFIG_PCI, we still need the two
> functions msi_enabled() and msi_notify() for linking.
> This is required for the upcoming Kconfig-like build system, if
> a user wants to compile a QEMU binary with just one machine that
> has AHCI, but no PCI, like the ARM "cubieboard" for example.
> 
> Signed-off-by: Thomas Huth <address@hidden>

Reviewed-by: Philippe Mathieu-Daudé <address@hidden>

> ---
>  hw/pci/pci-stub.c | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/hw/pci/pci-stub.c b/hw/pci/pci-stub.c
> index b941a0e..c04a5df 100644
> --- a/hw/pci/pci-stub.c
> +++ b/hw/pci/pci-stub.c
> @@ -53,3 +53,14 @@ uint16_t pci_requester_id(PCIDevice *dev)
>      g_assert(false);
>      return 0;
>  }
> +
> +/* Required by ahci.c */
> +bool msi_enabled(const PCIDevice *dev)
> +{
> +    return false;
> +}
> +
> +void msi_notify(PCIDevice *dev, unsigned int vector)
> +{
> +    g_assert_not_reached();
> +}
> 



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