Add support for PCIe devices with UID > 0xF.
This is done by using the next value in the name so
PCI5, PC26, etc
Signed-off-by: Jeff Brasen <jbra...@nvidia.com>
---
.../Library/Acpi/Arm/AcpiSsdtPcieLibArm/SsdtPcieGenerator.c | 5 ++++-
.../Library/Acpi/Arm/AcpiSsdtPcieLibArm/SsdtPcieGenerator.h | 2 +-
2 files changed, 5 insertions(+), 2 deletions(-)
diff --git
a/DynamicTablesPkg/Library/Acpi/Arm/AcpiSsdtPcieLibArm/SsdtPcieGenerator.c
b/DynamicTablesPkg/Library/Acpi/Arm/AcpiSsdtPcieLibArm/SsdtPcieGenerator.c
index d4c5f47b07..68ecae96be 100644
--- a/DynamicTablesPkg/Library/Acpi/Arm/AcpiSsdtPcieLibArm/SsdtPcieGenerator.c
+++ b/DynamicTablesPkg/Library/Acpi/Arm/AcpiSsdtPcieLibArm/SsdtPcieGenerator.c
@@ -824,7 +824,10 @@ GeneratePciDevice (
// Write the name of the PCI device.
CopyMem (AslName, "PCIx", AML_NAME_SEG_SIZE + 1);
- AslName[AML_NAME_SEG_SIZE - 1] = AsciiFromHex (Uid);
+ AslName[AML_NAME_SEG_SIZE - 1] = AsciiFromHex (Uid & 0xF);
+ if (Uid > 0xF) {
+ AslName[AML_NAME_SEG_SIZE - 2] = AsciiFromHex ((Uid >> 4) & 0xF);
+ }
// ASL: Device (PCIx) {}
Status = AmlCodeGenDevice (AslName, ScopeNode, &PciNode);
diff --git
a/DynamicTablesPkg/Library/Acpi/Arm/AcpiSsdtPcieLibArm/SsdtPcieGenerator.h
b/DynamicTablesPkg/Library/Acpi/Arm/AcpiSsdtPcieLibArm/SsdtPcieGenerator.h
index 59a0d601a3..515a3e1785 100644
--- a/DynamicTablesPkg/Library/Acpi/Arm/AcpiSsdtPcieLibArm/SsdtPcieGenerator.h
+++ b/DynamicTablesPkg/Library/Acpi/Arm/AcpiSsdtPcieLibArm/SsdtPcieGenerator.h
@@ -31,7 +31,7 @@
Corresponding changes would be needed to support the Name and
UID fields describing the Pci root complexes.
*/
-#define MAX_PCI_ROOT_COMPLEXES_SUPPORTED 16
+#define MAX_PCI_ROOT_COMPLEXES_SUPPORTED 256
// _SB scope of the AML namespace.
#define SB_SCOPE "\\_SB_"
--
2.25.1
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