Add support for PCIe AER parsing.
diff --git a/sections/cper-section-pcie.h b/sections/cper-section-pcie.h
index 4a1713e..987fa6c 100644
--- a/sections/cper-section-pcie.h
+++ b/sections/cper-section-pcie.h
@@ -12,6 +12,27 @@
     "Root Port", "Upstream Switch Port", "Downstream Switch Port", "PCI Express to PCI/PCI-X Bridge", \
     "PCI/PCI-X Bridge to PCI Express Bridge", "Root Complex Integrated Endpoint Device", "Root Complex Event Collector"}
 
+typedef struct {
+    UINT64 PcieExtendedCapabilityId : 16;
+    UINT64 CapabilityVersion : 4;
+    UINT64 NextCapabilityOffset : 12; 
+} EFI_PCIE_ADV_ERROR_EXT_CAPABILITY_HEADER;
+
+typedef struct {
+    EFI_PCIE_ADV_ERROR_EXT_CAPABILITY_HEADER Header;
+    UINT32 UncorrectableErrorStatusReg;
+    UINT32 UncorrectableErrorMaskReg;
+    UINT32 UncorrectableErrorSeverityReg;
+    UINT32 CorrectableErrorStatusReg;
+    UINT32 CorrectableErrorMaskReg;
+    UINT32 AeccReg;
+    UINT8 HeaderLogReg[16];
+    UINT32 RootErrorCommand;
+    UINT32 RootErrorStatus;
+    UINT16 CorrectableSourceIdReg;
+    UINT16 ErrorSourceIdReg;
+} EFI_PCIE_ADV_ERROR_EXT_CAPABILITY;
+
 json_object* cper_section_pcie_to_ir(void* section, EFI_ERROR_SECTION_DESCRIPTOR* descriptor);
 
 #endif
\ No newline at end of file