ARM Evaluator7T (e7t) board with ARM7TDMI

Overview

RedBoot supports both serial ports for communication and downloads. The default serial port settings are 38400,8,N,1.

Initial Installation

RedBoot is installed using the on-board boot environment. See the user manual for full details.

Quick download instructions

Here are quick start instructions for downloading the prebuilt Redboot image:

Special RedBoot Commands

None.

Memory Maps

RedBoot sets up the following memory map on the E7T board.

Physical Address Range  C B  Description
----------------------- - -  -----------
0x00000000 - 0x0007ffff Y N  SDRAM
0x03ff0000 - 0x03ffffff N N  Microcontroller registers
0x01820000 - 0x0187ffff N N  System flash (mirrored)

Resource Usage

The flash based RedBoot image occupies flash addresses 0x0182000 - 0x0182ffff.

RedBoot also reserves RAM (0x00000000 - 0x0000ffff) for RedBoot runtime uses.

RAM physical addresses from 0x00010000 to the end of RAM are available for general use.

Rebuilding RedBoot

The instructions in Chapter 3 should be followed. The values for TARGET, ARCH_DIR and PLATFORM_DIR on this platform are “e7t”, “arm” and “e7t” respectively. Note that the configuration export files supplied in the hal/arm/e7t/VERSION/misc directory in the RedBoot source tree should be used.