How to burn a uboot to board

• Burn the uboot to board with Jtag
• 1.click the "start.bat" to lunch metaware and download the uboot to borad;
• 2.stop it at the uboot console,and do network settings,include tftp server,and copy the u-boot.bin to tftp server directory;
• 3.download and burn the kernel to spi flash;

tftpboot 82000000 u-boot.bin;sf probe 2;sf erase 0 60000;sf write 82000000 0 60000

• 4.download the linux kernel ucImage to ddr ram(ucImage is kernel compressed by ucl )

tftpboot 82000000 ucImage

• 5.start the linux kernel ucImage

bootm 82000000

• Burn uboot with SD card
• 1. plugin sd card
• 2. Linux: Please make sure your u-boot binary code is named u-boot-aml.bin and your sdcard's device name is /dev/sdb

 ./mksdard /dev/sdb ./

• 2. Windows: Please make sure your u-boot binary code is named u-boot-aml.bin and your sdcard's device name is \\?\Device\Harddisk2\Partition

 sd.bat