Arm/arm7+arm9 arm pid board and epi dev7+dev9, Overview, Initial installation method – Comtrol eCos User Manual
Page 197: Special redboot commands, Memory maps, Rebuilding redboot
Chapter 5. Installation and Testing
ARM/ARM7+ARM9 ARM PID Board and EPI Dev7+Dev9
Overview
RedBoot uses either of the serial ports. The default serial port settings are 38400,8,N,1. Management of onboard
flash is also supported.
The following RedBoot configurations are supported:
Configuration
Mode
Description
File
ROM
[ROM]
RedBoot running from the
board’s flash boot sector.
redboot_ROM.ecm
RAM
[RAM]
RedBoot running from
RAM with RedBoot in the
flash boot sector.
redboot_RAM.ecm
Initial Installation Method
Device programmer is used to program socketed flash parts with ROM version of RedBoot.
Alternatively, to install RedBoot on a target that already has eCos GDB stubs, download the RAM mode image of
RedBoot and run it. Initialize the flash image directory: fis init Then download the ROM version of RedBoot and
program it into flash:
RedBoot> load -b %{FREEMEMLO} -m ymodem
RedBoot> fi cr RedBoot
Special RedBoot Commands
None.
Memory Maps
RedBoot sets up the following memory map on the PID board.
Physical Address Range Description
----------------------- -----------
0x00000000 - 0x0007ffff DRAM
0x04000000 - 0x04080000 flash
0x08000000 - 0x09ffffff ASB Expansion
0x0a000000 - 0x0bffffff APB Reference Peripheral
0x0c000000 - 0x0fffffff NISA Serial, Parallel and PC Card ports
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