>i don't believe there's an easy way to use uboot to tell the pbp which drive to boot from
easy, no
if you flip switch (to turn headphone jack to serial) , make/buy a
cable and usb->serial adapter, then you can tell uboot what priority you wish
printenv boot_targets
setenv boot_targets=MMC1 (or USB1, try both usb ports if necessary, or USB0?)
boot
Do set adapter to 3.3V,, DO NOT use 5V
easy, no
if you flip switch (to turn headphone jack to serial) , make/buy a
cable and usb->serial adapter, then you can tell uboot what priority you wish
printenv boot_targets
setenv boot_targets=MMC1 (or USB1, try both usb ports if necessary, or USB0?)
boot
Do set adapter to 3.3V,, DO NOT use 5V