From: Aryeh Chen <aryeh.c...@intel.com>
REF:https://bugzilla.tianocore.org/show_bug.cgi?id=4329
To add PCD PcdMinPciBridgePC00 to support \_SB.PCI0 and \_SB.PC00
on MinDsdt.asl because PciBridge has modified from \_SB.PCI0 to
\_SB.PC00 since Client ADL platform.
Signed-off-by: Aryeh Chen <aryeh.c...@intel.com>
Cc: Chasel Chiu <chasel.c...@intel.com>
Cc: Nate DeSimone <nathaniel.l.desim...@intel.com>
Cc: Isaac Oram <isaac.w.o...@intel.com>
Cc: Liming Gao <gaolim...@byosoft.com.cn>
Cc: Eric Dong <eric.d...@intel.com>
---
Platform/Intel/MinPlatformPkg/Acpi/MinDsdt/MinDsdt.asl | 4 ++++
Platform/Intel/MinPlatformPkg/Acpi/MinDsdt/MinDsdt.inf | 1 +
Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec | 3 +++
3 files changed, 8 insertions(+)
diff --git a/Platform/Intel/MinPlatformPkg/Acpi/MinDsdt/MinDsdt.asl
b/Platform/Intel/MinPlatformPkg/Acpi/MinDsdt/MinDsdt.asl
index 4efb8709ac..b7361b6d44 100644
--- a/Platform/Intel/MinPlatformPkg/Acpi/MinDsdt/MinDsdt.asl
+++ b/Platform/Intel/MinPlatformPkg/Acpi/MinDsdt/MinDsdt.asl
@@ -23,7 +23,11 @@ DefinitionBlock (
//---------------------------------------------------------------------------
// Begin PCI tree object scope
//---------------------------------------------------------------------------
+#if FixedPcdGetBool (PcdMinPciBridgePC00) == 1
+ Device(PC00) { // PCI Bridge "Host Bridge"
+#else
Device(PCI0) { // PCI Bridge "Host Bridge"
+#endif
Name(_HID, EISAID("PNP0A08")) // Indicates PCI Express/PCI-X Mode2 host
hierarchy
Name(_CID, EISAID("PNP0A03")) // To support legacy OS that doesn't
understand the new HID
Name(_SEG, 0)
diff --git a/Platform/Intel/MinPlatformPkg/Acpi/MinDsdt/MinDsdt.inf
b/Platform/Intel/MinPlatformPkg/Acpi/MinDsdt/MinDsdt.inf
index 3437bc489c..b3b45039cc 100644
--- a/Platform/Intel/MinPlatformPkg/Acpi/MinDsdt/MinDsdt.inf
+++ b/Platform/Intel/MinPlatformPkg/Acpi/MinDsdt/MinDsdt.inf
@@ -40,6 +40,7 @@
[Pcd]
gMinPlatformPkgTokenSpaceGuid.PcdPciReservedMemBase
gMinPlatformPkgTokenSpaceGuid.PcdPciReservedMemLimit
+ gMinPlatformPkgTokenSpaceGuid.PcdMinPciBridgePC00
[Depex]
gEfiAcpiTableProtocolGuid AND
diff --git a/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec
b/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec
index e6f714b181..68a76db4de 100644
--- a/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec
+++ b/Platform/Intel/MinPlatformPkg/MinPlatformPkg.dec
@@ -139,6 +139,9 @@
gMinPlatformPkgTokenSpaceGuid.PcdAcpiXGpe1BlkRegisterBitWidth|0x00|UINT8|0x00010056
gMinPlatformPkgTokenSpaceGuid.PcdAcpiS4BiosReq|0x0000|UINT8|0x00010055
+ # The PCD controls MinDsdt PciBridge
+ gMinPlatformPkgTokenSpaceGuid.PcdMinPciBridgePC00|FALSE|BOOLEAN|0x00010057
+
#
# FADT Duty Offset - The zero-based index of where the processor's duty cycle
# setting is within the processor's P_CNT register.
--
2.26.2.windows.1
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