README
1 Summary
2 =======
3
4 This document covers various features of the 'omap5_uevm' build and some
5 related uses.
6
7 eMMC boot partition use
8 =======================
9
10 It is possible, depending on SYSBOOT configuration to boot from the eMMC
11 boot partitions using (name depending on documentation referenced)
12 Alternative Boot operation mode or Boot Sequence Option 1/2. In this
13 example we load MLO and u-boot.img from the build into DDR and then use
14 'mmc bootbus' to set the required rate (see TRM) and 'mmc partconfig' to
15 set boot0 as the boot device.
16 U-Boot # setenv autoload no
17 U-Boot # usb start
18 U-Boot # dhcp
19 U-Boot # mmc dev 1 1
20 U-Boot # tftp ${loadaddr} omap5uevm/MLO
21 U-Boot # mmc write ${loadaddr} 0 100
22 U-Boot # tftp ${loadaddr} omap5uevm/u-boot.img
23 U-Boot # mmc write ${loadaddr} 300 400
24 U-Boot # mmc bootbus 1 2 0 2
25 U-Boot # mmc partconf 1 1 1 0
26