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Linux Guide taskit GmbH
default: serial
stderr standard error output interface
default: serial
serverip IP address of the TFTP server
sample: 192.168.4.238
flash_type installed flash (used by script for linux flash tool configuration)
default: N_type
old value: M_type
11.3.2. Environment variables for Panel-Card and MoLUX
basicargs contains the static boot arguments
default: console=ttyS0,115200 mem=32M root=/dev/ram rw
baudrate defines the baudrate of the serial interface
default: 115200
bootargs parameters / settings passed to the kernel when booting
default: $(basicargs) initrd=0x$(inaddr),0x$(insize) $(mtdparts)
bootcmd is automatically called by the boot/bootd command (which can be executed
manually or is executed automatically on start- up)
default: run flashboot
bootdelay time in seconds to interrupt the boot process / before bootd is carried out
default: 3
ethaddr unique Ethernet MAC address
sample: 00:50:D2:FA:B0:01
flashboot command sequence necessary for booting the kernel; loading the
root filesystem from onboard flash memory
default: cp.b $(initrdaddr) $(inaddr) $(insize);setenv bootargs $(basicargs)
initrd=0x$(inaddr),0x$(insize) $(mtdparts);bootm $(kerneladdr)
kerneladdr address of the linux kernel image
default: 10060000
initrdaddr address of the linux root filesystem image
default: 10200000
ipaddr IP address used by U-Boot
sample: 192.168.4.240
inaddr destination address of the initial ramdisk with root filesystem
default: 21400000
insize size of the initial ramdisk with root filesystem
sample: 282EA0
Page 41 of 65 Version 1.26 (2008-04-30)