Transclusion: CL-SOM-AM57x: Linux: Manual Installation: boot ramdisk
Boot into the installation environment (ramdisk)
- Start terminal emulation software on your PC with the following serial port settings:
Baud Rate Data Bits Stop Bits Parity Flow Control 115200 8 1 none none
- Insert the installation media into the MMC/SD socket (P9) or USB connector (P6) on the SBC-AM57x.
- Make sure no other removable media is plugged.
- Turn on the device. Press a key to prevent a possible autoboot and get into the U-Boot command prompt.
If the boot settings of your device are different than the default, you may need to press and hold Ctrl-C while turning the device on, in order to get command prompt. |
- Use the following U-Boot commands to boot the installation environment from the installation SD card:
U-Boot# mmc dev 0 && mmc rescan U-Boot# load mmc 0 0x88000000 ramdisk.dtb && load mmc 0 0x82000000 kernel.img && load mmc 0 0x88080000 ramdisk.img U-Boot# setenv bootargs "root=/dev/ram0 rw ramdisk_size=16384 console=ttyO2,115200n8 vram=16M" U-Boot# bootz 0x82000000 0x88080000 0x88000000
- Use the following U-Boot commands to boot the installation environment from the installation USB storage:
U-Boot # usb start U-Boot # load usb 0 0x88000000 ramdisk.dtb && load usb 0 0x82000000 kernel.img && load usb 0 0x88080000 ramdisk.img U-Boot # setenv bootargs "root=/dev/ram0 rw ramdisk_size=16384 console=ttyO2,115200n8 vram=16M" U-Boot # bootz 0x82000000 0x88080000 0x88000000