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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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6
OvmfPkg/Include/Library/PciHostBridgeUtilityLib.h
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@@ -112,6 +112,10 @@ PciHostBridgeUtilityUninitRootBridge (
@param[in] NoExtendedConfigSpace No Extended Config Space.
@param[in] BusMin Minimum Bus number, inclusive.
@param[in] BusMax Maximum Bus number, inclusive.
@param[in] Io IO aperture.
@param[in] Mem MMIO aperture.
@@ -132,6 +136,8 @@ PciHostBridgeUtilityGetRootBridges (
IN UINT64 AllocationAttributes,
IN BOOLEAN DmaAbove4G,
IN BOOLEAN NoExtendedConfigSpace,
IN UINTN BusMin,
IN UINTN BusMax,
IN PCI_ROOT_BRIDGE_APERTURE *Io,
IN PCI_ROOT_BRIDGE_APERTURE *Mem,
IN PCI_ROOT_BRIDGE_APERTURE *MemAbove4G,