Comtrol eCos - Manual (Page 225)

Chapter 5. Installation and Testing
ARM/StrongARM(SA11X0) Intrinsyc CerfCube
Overview
RedBoot supports the serial port and the builtin ethernet connection for communication and downloads.
The default serial port settings are 38400,8,N,1. RedBoot runs from and supports flash management for the system
flash region.
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
The original boot loader supplied with the CerfCube can be used to install RedBoot. Connect to the device using
a serial port at 38400/8N1. Copy the binary RedBoot ROM mode image to an available TFTP server. Issue these
commands to the Instrinsyc loader:
download tftp:x.x.x.x redboot_ROM.bin 0xc0000000
flashloader 0x00000000 0xc0000000 0x20000
where x.x.x.x is the IP address of the TFTP server.
NOTE: Other installation methods may be available via the Intrinsyc loader. Contact Intrinsyc for details.
Additional commands
The exec command which allows the loading and execution of Linux kernels, is supported for this board (see the
Section called Executing Programs from RedBoot in Chapter 2 ). The exec parameters used for the CerfCube are:
-b < addr>
Location Linux kernel was loaded to
-l < len>
Length of kernel
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