从小就有的痣会癌变吗:U_BOOT help
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U-Boot 1.1.6 (Apr 12 2011 - 17:27:38) for SMDK6410 **************************************** ** u-boot 1.1.6 ** ** Updated for TE6410 Board ** ** Version 1.0 (10-01-15) ** ** OEM: Forlinx Embedded ** ** Web: http://www.witech.com.cn ** **************************************** CPU: S3C6410 @532MHz Fclk = 532MHz, Hclk = 133MHz, Pclk = 66MHz, Serial = CLKUART (SYNC Mod Board: SMDK6410 DRAM: 128 MB Flash: 0 kB NAND: 1024 MB In: serial Out: serial Err: serial Hit any key to stop autoboot: 0 SMDK6410 # help - alias for 'help' base - print or set address offset bdinfo - print Board Info structure 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 branch - enable or disable branch prediction cmp - memory compare cp - memory copy crc32 - checksum calculation date - get/set/reset date & time dcache - enable or disable data cache dnw - initialize USB device and ready to receive for Windows server (specif)echo - echo args to console erase - erase FLASH memory exit - exit script flinfo - print FLASH memory information go - start application at address 'addr' help - print online help icache - enable or disable instruction cache imls - list all images found in flash itest - return true/false on integer compare loadb - load binary file over serial line (kermit mode) loads - load S-Record file over serial line loady - load binary file over serial line (ymodem mode) loop - infinite loop on address range md - memory display mm - memory modify (auto-incrementing) mtest - simple RAM test mw - memory write (fill) nand - NAND sub-system nboot - boot from NAND device nfs - boot image via network using NFS protocol nm - memory modify (constant address) ping - send ICMP ECHO_REQUEST to network host 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 saveenv - save environment variables to persistent storage setenv - set environment variables sleep - delay execution for some time test - minimal test like /bin/sh tftpboot- boot image via network using TFTP protocol usb - USB sub-system version - print monitor version
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