# MeInitPei
**Index**: 0076 | **Size**: N/A | **Arch**: x64 | **Phase**: PEI

## Overview
MeInitPei initializes the Intel Management Engine (ME) subsystem during the PEI phase. It establishes the HECI (Host Embedded Controller Interface) communication channel, retrieves ME firmware status, and publishes ME-related HOBs for DXE consumption.

## Key Functions
- ME boot mode detection and status retrieval
- HECI channel initialization
- ME firmware SKU detection (SPS/WS)
- ME HOB publication for DXE
- DWR (Disable Warm Reset) handling

## Protocols / PPIs / Dependencies
- HECI PPI
- PeiServicesTablePointer PPI
- ME FW version HOB

## Platform
HR650X (Purley platform)