Changes with v1
v1->v2:
Separated into four patches.
Factor the same logic parts into a new library.
v1: https://edk2.groups.io/g/devel/topic/72723351#56901
BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3059
QEMU: https://lore.kernel.org/qemu-devel/20201103120157.2286-1-cenjiahui@huawei.com/
This patch series adds support for extra pci roots for ARM.
In order to avoid duplicated codes, we introduce a new library
PciHostBridgeUtilityLib which extracts common interfaces from
OvmfPkg/PciHostBridgeLib. It provides conflicts informing and extra pci
roots scanning. Using the utility lib, the uefi could scan for extra
root buses and recognize multiple roots for ARM.
Signed-off-by: Yubo Miao <miaoyubo@huawei.com>
Signed-off-by: Jiahui Cen <cenjiahui@huawei.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Ard Biesheuvel <ard.biesheuvel@arm.com>
Cc: Leif Lindholm <leif@nuviainc.com>
Yubo Miao (4):
OvmfPkg: Extract functions form PciHostBridgeLib
ArmVirtPkg: Use extracted PciHostBridgeUtilityLib
OvmfPkg: Extract functions of extra pci roots
ArmVirtPkg: Support extra pci roots
ArmVirtPkg/ArmVirt.dsc.inc | 1 +
.../FdtPciHostBridgeLib/FdtPciHostBridgeLib.c | 223 +++++++-------
.../FdtPciHostBridgeLib.inf | 5 +
.../Include/Library/PciHostBridgeUtilityLib.h | 98 ++++++
.../PciHostBridgeLib/PciHostBridgeLib.c | 230 +-------------
.../PciHostBridgeLib/PciHostBridgeLib.inf | 1 +
.../PciHostBridgeUtilityLib.c | 280 ++++++++++++++++++
.../PciHostBridgeUtilityLib.inf | 51 ++++
OvmfPkg/OvmfPkgIa32.dsc | 1 +
OvmfPkg/OvmfPkgIa32X64.dsc | 1 +
OvmfPkg/OvmfPkgX64.dsc | 1 +
OvmfPkg/OvmfXen.dsc | 1 +
12 files changed, 560 insertions(+), 333 deletions(-)
create mode 100644 OvmfPkg/Include/Library/PciHostBridgeUtilityLib.h
create mode 100644 OvmfPkg/Library/PciHostBridgeUtilityLib/PciHostBridgeUtilityLib.c
create mode 100644 OvmfPkg/Library/PciHostBridgeUtilityLib/PciHostBridgeUtilityLib.inf
--
2.19.1
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