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authorJiahui Cen via groups.io <cenjiahui=huawei.com@groups.io>2021-01-19 09:13:00 +0800
committermergify[bot] <37929162+mergify[bot]@users.noreply.github.com>2021-01-20 16:14:20 +0000
commitf4a257a355b7913bb956706a774168cdb6631dac (patch)
tree6f905299342e8bf0639c4f81362fa8645dc96c63 /OvmfPkg/Include/Library
parent14d4b6be568d76d095650f5a9662cd99d3a7f719 (diff)
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OvmfPkg/PciHostBridgeUtilityLib: Extend GetRootBridges() with BusMin/BusMax
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>
Diffstat (limited to 'OvmfPkg/Include/Library')
-rw-r--r--OvmfPkg/Include/Library/PciHostBridgeUtilityLib.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/OvmfPkg/Include/Library/PciHostBridgeUtilityLib.h b/OvmfPkg/Include/Library/PciHostBridgeUtilityLib.h
index a0ea44d96a..d2dc18a1af 100644
--- a/OvmfPkg/Include/Library/PciHostBridgeUtilityLib.h
+++ b/OvmfPkg/Include/Library/PciHostBridgeUtilityLib.h
@@ -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,