=> help echo
echo - echo args to console
Usage:
echo [args..]
- echo args to console; \c suppresses newline
=>
The
echo
command echoes the arguments to the console:
=> echo The quick brown fox jumped over the lazy dog.
The quick brown fox jumped over the lazy dog.
=>
=> help reset
reset - Perform RESET of the CPU
Usage:
reset
=>
The
reset
command reboots the system.
=>
=> reset
U-Boot 2009.11.1 (Feb 05 2010 - 08:57:12)
CPU: AMCC PowerPC 460EX Rev. B at 1066.667 MHz (PLB=266 OPB=88 EBC=88)
Security/Kasumi support
Bootstrap Option H - Boot ROM Location I2C (Addr 0x52)
Internal PCI arbiter enabled
32 kB I-Cache 32 kB D-Cache
Board: Canyonlands - AMCC PPC460EX Evaluation Board, 1*PCIe/1*SATA, Rev. 16
I2C: ready
DRAM: 512 MB (ECC not enabled, 533 MHz, CL4)
FLASH: 64 MB
NAND: 128 MiB
PCI: Bus Dev VenId DevId Class Int
PCIE1: link is not up.
DTT: 1 is 40 C
Net: ppc_4xx_eth0, ppc_4xx_eth1
Type run flash_nfs to mount root filesystem over NFS
Hit any key to stop autoboot: 0
=>
=> help sleep
sleep - delay execution for some time
Usage:
sleep N
- delay execution for N seconds (N is _decimal_ !!!)
=>
The
sleep
command pauses execution for the number of
seconds given as the argument:
=> sleep 5
=>
=> help version
version - print monitor version
Usage:
version
=>
You can print the version and build date of the U-Boot image running
on your system using the
version
command (short:
vers
):
=> version
U-Boot 2009.11.1 (Feb 05 2010 - 08:57:12)
=>
You can use
?
as a short form for the
help
command (see description above).