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OvmfPkg/PciHostBridgeUtilityLib: Extend GetRootBridges() with BusMin/BusMax

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Extend parameter list of PciHostBridgeUtilityGetRootBridges() with BusMin/
BusMax, so that the utility function could be compatible with ArmVirtPkg
who uses mutable bus range [BusMin, BusMax] insteand of [0, PCI_MAX_BUS].

BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3059

Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Ard Biesheuvel <ard.biesheuvel@arm.com>
Signed-off-by: Jiahui Cen <cenjiahui@huawei.com>
Message-Id: <20210119011302.10908-10-cenjiahui@huawei.com>
[lersek@redhat.com: fix logging of UINTN values BusMin, BusMax]
[lersek@redhat.com: keep zeroing of (*Count) centralized]
[lersek@redhat.com: fix typos in ExtraRootBridges comment]
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
This commit is contained in:
Jiahui Cen via groups.io
2021-01-19 09:13:00 +08:00
committed by mergify[bot]
parent 14d4b6be56
commit f4a257a355
3 changed files with 32 additions and 5 deletions
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2
OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c
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@@ -85,6 +85,8 @@ PciHostBridgeGetRootBridges (
AllocationAttributes,
FALSE,
PcdGet16 (PcdOvmfHostBridgePciDevId) != INTEL_Q35_MCH_DEVICE_ID,
0,
PCI_MAX_BUS,
&Io,
&Mem,
&MemAbove4G,