VVDN_T4MFCS_Scaleout_User_Manual Rev. A0-03
31
CONFIDENTIAL
PHY reset timed out
FM1@DTSEC1 [PRIME], FM1@TGEC1, FM1@TGEC2, FM2@TGEC1, FM2@TGEC2
Hit any key to stop autoboot: 0
The system auto boots and shows the following Linux login
screens.
t4240mfcs login: root
root@t4240mfcs:~#
U-boot Prompt Commands:
6.3
Following commands are used to check the interfaces or load the addresses on the u-boot prompt. If we
want to set the environment variables we can use different commands like editenv, setenv etc.
For booting the kernel from memory we can use bootm, boot etc
.
=> help
boot - boot default, i.e., run 'bootcmd'
bootd - boot default, i.e., run 'bootcmd'
bootm - boot application image from memory
echo - echo args to console
editenv - edit environment variable
exit - exit script
ext2load- load binary file from a Ext2 filesystem
fdt - flattened device tree utility commands
func - execute func
i2c - I2C sub-system
interrupts- enable or disable interrupts
Irqinfo - print information about IRQs
itest - return true/false on integer compare
loadb - load binary file over serial line (kermit mode)
loady - load binary file over serial line (ymodem mode)
mac - display and program the system ID and MAC addresses in EEPROM
md - memory display
mii - MII utility commands
mm - memory modify (auto-incrementing address)
mmc - MMC sub system
mmcinfo - mmcinfo <dev num>-- display MMC info
mtest - simple RAM read/write test
mw - memory write (fill)
nfs - boot image via network using NFS protocol
nm - memory modify (constant address)
pci - list and access PCI Configuration Space
ping - send ICMP ECHO_REQUEST to network host
printenv- print environment variables
rarpboot- boot image via network using RARP/TFTP protocol
reset - Perform RESET of the CPU
run - run commands in an environment variable
saveenv - save environment variables to persistent storage
setenv - set environment variables