===== Overview ===== U-Boot commands supported by the standard Yocto/meta-xilinx-bsp build. ==== Informational commands ===== ==== version ==== U-Boot 2018.01 (May 18 2019 - 17:11:06 +0000) arm-poky-linux-gnueabi-gcc (GCC) 8.2.0 GNU ld (GNU Binutils) 2.31.1.20181224 ==== bdinfo ==== arch_number = 0x00000000 boot_params = 0x00000000 DRAM bank = 0x00000000 -> start = 0x00000000 -> size = 0x20000000 baudrate = 115200 bps TLB addr = 0x1FFF0000 relocaddr = 0x1FF3B000 reloc off = 0x1BF3B000 irq_sp = 0x1EB1AEE0 sp start = 0x1EB1AED0 ARM frequency = 666 MHz DSP frequency = 0 MHz DDR frequency = 533 MHz Early malloc usage: 5a4 / 600 fdt_blob = 1ffa7fc0 ==== coninfo ==== List of available devices: serial@e0001000 00000007 IO stdin stdout stderr serial 00000003 IO ===== More commands ===== ==== base - print or set address offset ==== ==== boot - boot default, i.e., run 'bootcmd' ==== ==== bootd - boot default, i.e., run 'bootcmd' ==== ==== bootefi - Boots an EFI payload from memory ==== ==== 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 ==== ==== bootz - boot Linux zImage image from memory ==== ==== clk - CLK sub-system ==== ==== cmp - memory compare ==== ==== cp - memory copy ==== ==== crc32 - checksum calculation ==== ==== dcache - enable or disable data cache ==== ==== dfu - Device Firmware Upgrade ==== ==== dhcp - boot image via network using DHCP/TFTP protocol ==== ==== dm - Driver model low level access ==== ==== echo - echo args to console ==== ==== editenv - edit environment variable ==== ==== env - environment handling commands ==== ==== exit - exit script ==== ==== ext2load- load binary file from a Ext2 filesystem ==== ==== ext2ls - list files in a directory (default /) ==== ==== ext4load- load binary file from a Ext4 filesystem ==== ==== ext4ls - list files in a directory (default /) ==== ==== ext4size- determine a file's size ==== ==== ext4write- create a file in the root directory ==== ==== false - do nothing, unsuccessfully ==== ==== fatinfo - print information about filesystem ==== ==== fatload - load binary file from a dos filesystem ==== ==== fatls - list files in a directory (default /) ==== ==== fatsize - determine a file's size ==== ==== fatwrite- write file into a dos filesystem ==== ==== fdt - flattened device tree utility commands ==== ==== fpga - loadable FPGA image support ==== ==== fstype - Look up a filesystem type ==== ==== go - start application at address 'addr' ==== ==== gpio - query and control gpio pins ==== ==== help - print command description/usage ==== ==== icache - enable or disable instruction cache ==== ==== iminfo - print header information for application image ==== ==== imxtract- extract a part of a multi-image ==== ==== itest - return true/false on integer compare ==== ==== load - load binary file from a filesystem ==== ==== loadb - load binary file over serial line (kermit mode) ==== ==== loads - load S-Record file over serial line ==== ==== loadx - load binary file over serial line (xmodem mode) ==== ==== loady - load binary file over serial line (ymodem mode) ==== ==== loop - infinite loop on address range ==== ==== ls - list files in a directory (default /) ==== ==== md - memory display ==== ==== mdio - MDIO utility commands ==== ==== mii - MII utility commands ==== ==== mm - memory modify (auto-incrementing address) ==== ==== mmc - MMC sub system ==== ==== mmcinfo - display MMC info ==== ==== mw - memory write (fill) ==== ==== nfs - boot image via network using NFS protocol ==== ==== nm - memory modify (constant address) ==== ==== part - disk partition related commands ==== ==== ping - send ICMP ECHO_REQUEST to network host ==== ==== printenv- print environment variables ==== ==== pxe - commands to get and boot from pxe files ==== ==== reset - Perform RESET of the CPU ==== ==== run - run commands in an environment variable ==== ==== save - save file to a filesystem ==== ==== saveenv - save environment variables to persistent storage ==== ==== setenv - set environment variables ==== ==== sf - SPI flash sub-system ==== ==== showvar - print local hushshell variables ==== ==== size - determine a file's size ==== ==== sleep - delay execution for some time ==== ==== source - run script from memory ==== ==== spl - SPL configuration ==== ==== sysboot - command to get and boot from syslinux files ==== ==== test - minimal test like /bin/sh ==== ==== tftpboot- boot image via network using TFTP protocol ==== ==== tftpput - TFTP put command, for uploading files to a server ==== ==== thordown- TIZEN "THOR" downloader ==== ==== true - do nothing, successfully ==== ==== usb - USB sub-system ==== ==== usbboot - boot from USB device ====