ADLINK aTCA-N700 - Manual (Page 35)

aTCA-N700 SW Users Guide
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filebase=/media/ram
ipmcpkg=ipmc.tgz
...
root@aTCA-N700:~#
ipmc-installer
... (board reboot automatically)
5.5.4. Upgrade LMP U-Boot only
To replace former U-Boot image on the first and the secondary SPI-flash, U-Boot
commands and environmental variables can be used as shown below. This can be
used upgrading U-Boot only.
=>
setenv ipaddr 192.168.95.67 -> set my ip address
=> setenv serverip 192.168.0.142 -> set tftp server ip
address
=>
setenv netmask 255.255.0.0 -> set netmask
=> setenv ethact FM1@DTSEC5 -> set ethernet interface
to be used
=>
tftp 0x500000 new-U-Boot -> download U-Boot image
from tftpserver
=>
mw.b 0xe8000003 0x0 -> select the first SPI-
flash
=>
sf probe 0
=> sf erase 0 0xa0000
=> sf write 0x500000 0 0xa0000 -> write U-Boot image to
the first SPI-flash
=>
mw.b 0xe8000003 0x80 -> select the secondary
SPI-flash
=>
sf probe 0
=> sf erase 0 0xa0000
=> sf write 0x500000 0 0xa0000
=> reset
=> cpld flashctl lmp 0
=> setenv bootdelay 3
=> setenv bootcmd "ipmi bmc 100 1; run satabootA" -> change U-Boot
env.variables for the first U-Boot
=> saveenv
=> cpld flashctl lmp 1
=> setenv bootcmd "ipmi bmc 100 1; run satabootB" -> change U-Boot
env.variables for the secondary U-Boot
=> saveenv