Overview - SMART Embedded Computing COMX-P2020 BSP User Manual

Overview

1.1 Overview
The following files will be released with COMX-P2020:
 COMX-P2020.bsp.tar.gz: The tar ball of BSP image (U-boot, Linux Kernel, and root
file system) for COMX-P2020, including the following files:
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 u-boot.bin: 4M U-boot Binary file for SPI Flash, which is same as u-boot-spi.bin
except for the bigger file size. This file is just for factory to program SPI Flash.
Although it can also be used to upgrade SPI Flash as u-boot-spi.bin, Not using it is
suggested because it will cost much more time than u-boot-spi.bin.
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COMX-P2020.src.tar.gz: The tar ball of the BSP source code, which can be used
to compile all of the above BSP targets.
COMX-P2020 BSP User Guide (6806800L84C)
u-boot-spi.bin - U-boot Binary file that could be used to upgrade the U-boot on
the SPI Flash.
u-boot-sd.bin - U-boot Binary file that could be used to upgrade the U-boot on
the SD card.
uImage - Linux kernel for COMX-P2020.
comx.dtb - Linux device tree blob for COMX-P2020.
rootfs-min.ext2.img - The minimum root file system in ext2 format, which is
helpful in case of deployment on Flash devices which are of smaller sizes. The
size of this file is around 4MB.
rootfs-usr.ext2.img - The Medium root file system in ext2 format, which is good
enough for deployment perspective and supports most of the use cases
identified for Residential Gateway, Wireless LAN Access Point, Media Server,
NAS box, etc. The size of this file is around 42MB.
rootfs-dev.ext2.img - Detailed root file system in ext2 format, which includes
the support for debugging, native compilation, profiling etc. The size of this file
is around 110MB.
rootfs-LRFS.tar.gz - Compressed file that can be used to make Inflated root file
system required for HD boot. As default the USB stick will contain inflated
ext3FS on partition 1 and the SD card will contain inflated ext3FS on partition2.
This can be used to do a hard disk boot from the USB stick or SD card.
rootfs-nfs.tar.gz - Compressed root file system for NFS, which can be used for
debug and test at LAB.
make_sd.sh - The scripts that can be used to make bootable SD card at a Linux
host. The bootable SD card can be used to boot COMX-P2020, also it includes
the Linux kernel and root file system.
Chapter 1
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