Artesyn COMX-P4080 Installation and Use (August 2014) - Manual (Page 83)

Chapter 7
COMX-P4080 COM Express Module Installation and Use (6806800L20C) 83
BSP Operations
7.1 Overview
COMX-P4080 has a board support package (BSP) that provides a shell to allow users to
accomplish most of the debugging operations on most of the board’s interfaces and peripheral
devices. The BSP of COMX-P4080 is U-Boot, Linux, DTB and rootfs.
7.2 Setup Requirements
The following are the minimum setup requirements for the COMX-P4080:
 One serial cable to connect the COMX-P4080 to a computer
 One network cable connecting the onboard network port to the network
 A TFTP server connected to the network.
– The IP address should 192.168.0.100
– The TFTP root is /tftpboot/. You need to create a sub-directory named
"comx_p4080/" in this root.
 Three copies of the BSP package comx_p4080.
 COMX_P4080_V100R00.tar.gz, which will be decompressed in the comx_p4080/ file
 NFS service is active on this TFP server and files are exported to
/tftpboot/comx_p4080/rootfs_nfs
7.3 Basic Commands
The following are the commands commonly used by the U-Boot. To enter the U-Boot shell,
press any key while the autoboot is counting down.
Table 7-1 Basic U-Boot Commands
Command Description
=> Prompt for the command line.
help [cmd] or ? [cmd] Used to display the usage options for the command "cmd".
If "cmd" is not specified, U-Boot will display the brief usage options for
all of the available commands.