# UsbOcUpdateDxeLightningRidgeEXECB3

**Index**: 0037 | **Size**: 3424 bytes | **Arch**: x64 | **Phase**: DXE

## Overview
USB Overcurrent (OC) mapping configuration driver for the LightningRidge EX EC B3 platform. Registers USB port-to-overcurrent-channel mappings with the UBA Configuration Database protocol, describing physical USB port associations with overcurrent protection channels consumed by the platform USB controller.

## Key Functions
- UsbOcUpdateEntryPoint — Initializes globals, resolves UBA HOB and config database, registers OC data
- RegisterUsbOcData — Publishes USB OC mapping tables via UBA SetData
- GetUsbOcConfigPointers — Returns combined OC configuration data with PUSB header

## Protocols / Dependencies
- UBA Configuration Database Protocol
- UBA Platform HOB
- CMOS (for board type identification)

## Platform
LightningRidge EX EC B3