Reviewed-by: Erik Bjorge <erik.c.bjo...@intel.com>
> -----Original Message-----
> From: Leahy, Leroy P
> Sent: Friday, March 4, 2016 8:59 AM
> To: Ni, Ruiyu <ruiyu...@intel.com>; edk2-devel@lists.01.org; Bjorge,
> Erik C <erik.c.bjo...@intel.com>
> Cc: Leahy, Leroy P <leroy.p.le...@intel.com>
> Subject: [PATCH 4/9] DuetPkg/PciBusNoEnumerationDxe: Skip disabled
> devices
>
> Skip non-bridge devices which are not enabled either for memory or I/O
> access.
>
> Contributed-under: TianoCore Contribution Agreement 1.0
> Signed-off-by: Lee Leahy <leroy.p.le...@intel.com>
> ---
> DuetPkg/PciBusNoEnumerationDxe/PciEnumeratorSupport.c | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/DuetPkg/PciBusNoEnumerationDxe/PciEnumeratorSupport.c
> b/DuetPkg/PciBusNoEnumerationDxe/PciEnumeratorSupport.c
> index ca300cf..3802424 100644
> --- a/DuetPkg/PciBusNoEnumerationDxe/PciEnumeratorSupport.c
> +++ b/DuetPkg/PciBusNoEnumerationDxe/PciEnumeratorSupport.c
> @@ -227,6 +227,15 @@ Returns:
> if (!EFI_ERROR (Status)) {
>
> //
> + // Skip non-bridge devices which are not enabled
> + //
> + if (((Pci.Hdr.Command & (EFI_PCI_COMMAND_IO_SPACE
> + | EFI_PCI_COMMAND_MEMORY_SPACE)) ==
> 0)
> + && (!(IS_PCI_BRIDGE (&Pci) || IS_CARDBUS_BRIDGE (&Pci)))) {
> + continue;
> + }
> +
> + //
> // Collect all the information about the PCI device discovered
> //
> Status = PciSearchDevice (
> --
> 1.9.1
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