PowerPC/MPC860T Analogue & Micro PowerPC 860T

Overview

RedBoot uses the SMC1 serial port. The default serial port settings are 38400,8,N,1. Ethernet is also supported using the RJ-45 connector. Management of onboard flash is also supported.

The following RedBoot configurations are supported:

Configuration	Mode	Description	File
ROMRAM	[ROMRAM]	RedBoot running from RAM, but contained in the board's flash boot sector.	redboot_ROMRAM.ecm

Initial Installation Method

RedBoot must be installed at the A & M factory.

Special RedBoot Commands

None.

Memory Maps

Memory Maps RedBoot sets up the following memory map on the MBX board.

Physical Address Range Description
----------------------- -----------
0x00000000 - 0x007fffff DRAM
0xfe000000 - 0xfe0fffff flash (AMD29LV8008B)
0xff000000 - 0xff0fffff MPC registers

Rebuilding RedBoot

These shell variables provide the platform-specific information needed for building RedBoot according to the procedure described in Chapter 3:

export TARGET=viper
export ARCH_DIR=powerpc
export PLATFORM_DIR=viper

The names of configuration files are listed above with the description of the associated modes.