PcatSingleSegmentPciCfg2Pei

Overview

Single-segment PCI configuration access PEIM from MdeModulePkg. Installs the EFI_PEI_PCI_CFG2_PPI using PCI Express (ECAM) memory-mapped configuration space. Provides the standard PCI CFG2 PPI interface for other PEIMs that require PCI config space access during the PEI phase.

Key Functions

• EFI_PEI_PCI_CFG2_PPI.Read/Write: PCI config space access via ECAM
• PPI installation at entry point

Dependencies

• MdeModulePkg/Universal/PcatSingleSegmentPciCfg2Pei
• PCI Express Library (PciExpressLib for ECAM access)
• IoLib, BaseLib, DebugLib
• PCD Database PPI

Platform

• Arch: IA32 (PE32)
• Image Base: 0xFFDAB714
• Source: MdeModulePkg/Universal/PcatSingleSegmentPciCfg2Pei/PciCfg2.c
• SHA256: 3a0e7539b1df53b48c3dbb612596f6c639be24f7759a444e3f9b4dd3ac3b2294
• Toolchain: VS2015 DEBUG IA32
• GUID: {057A449A-1FDC-4C06-BFC9-F53F6A99BB92}