The U-Boot command list printed in response to ]help:

help
askenv  - get environment variables from stdin
autoscr - run script from memory
base    - print or set address offset
bdinfo  - print Board Info structure
boota   - boot an Amiga kernel
bootelf - Boot from an ELF image in memory
bootm   - boot application image from memory
bootp   - boot image via network using BootP/TFTP protocol
bootvx  - Boot vxWorks from an ELF image
bootd   - boot default, i.e., run 'bootcmd'
cmp     - memory compare
coninfo - print console devices and informations
cp      - memory copy
crc32   - checksum calculation
date    - get/set/reset date & time
dcache  - enable or disable data cache
dhcp    - invoke DHCP client to obtain IP/boot params
diskboot- boot from IDE device
echo    - echo args to console
erase   - erase FLASH memory
fdcboot - boot from floppy device
flinfo  - print FLASH memory information
go      - start application at address 'addr'
help    - print online help
icache  - enable or disable instruction cache
ide     - IDE sub-system
iminfo  - print header information for application image
loadb   - load binary file over serial line (kermit mode)
loads   - load S-Record file over serial line
loop    - infinite loop on address range
md      - memory display
menu    - display BIOS setup menu
mm      - memory modify (auto-incrementing)
mtest   - simple RAM test
mw      - memory write (fill)
nm      - memory modify (constant address)
pci     - list and access PCI Configuraton Space
post    - post diagnostic test
printenv- print environment variables
protect - enable or disable FLASH write protection
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
scsiboot- boot from SCSI device
scsi    - SCSI sub-system
setenv  - set environment variables
sleep   - delay execution for some time
tftpboot- boot image via network using TFTP protocol
          and env variables ipaddr and serverip
usbboot - boot from USB device
usb     - USB sub-system
version - print monitor version
?       - alias for 'help'
]