Hello, Try https://github.com/ungureanuvladvictor/BBBlfs to flash directly the eMMC.
On Wednesday, November 12, 2014 11:42:59 PM UTC+1, Christopher Greer wrote: > > > I've got a BBB (rev C) and I've been trying different images. As I was > learning to flash it, I've gotten one of the boards in a state where it > will boot off the microSD card, but not off the emmc. When there is no card > inserted into the BBB, the power LED comes on steady, but there is no > output on the serial terminal and none of the LEDs seem to work. However, > when booting from a SD card, everything seems to more or less behave. > > I haven't booted on the SD card and tried to access the emmc, since I'm > not entirely sure on how to do that. > > I've attached the output of running a flasher SD card image that seems to > complete normally. The SDcard seems fine; I've used it to flash another BBB > just fine. The particular image on the SD card doesn't seem to matter > either. > > There is one section of the output that seems suspicious, which I've > copied from the attachment. It seems like the emmc partition table is > somehow corrupted? I'm new to this though, so I'll defer to anyone who > knows more. > > Thanks. > > ----------------------------- > dd if=/opt/backup/uboot/u-boot.img of=/dev/mmcblk1 count=2 seek=1 > conv=notrunc bs=384k > ----------------------------- > 0+1 records in > 0+1 records out > 375372 bytes (375 kB) copied, 0.0571357 s, 6.6 MB/s > Formatting: /dev/mmcblk1 > Checking that no[ 20.440917] mmcblk1: unknown partition table > -one is using this disk right now ... > OK > > Dis[ 20.451158] mmcblk1: p1 p2 > k /dev/mmcblk1: 118016 cylinders, 4 heads, 16 sectors/track > > sfdisk: ERROR: sector 3069653513 does not have an msdos signature > /dev/mmcblk1: unrecognized partition table type > Old situation: > No partitions found > New situation: > Units = mebibytes of 1048576 bytes, blocks of 1024 bytes, counting from 0 > > Device Boot Start End MiB #blocks Id System > /dev/mmcblk1p1 * 1 96 96 98304 e W95 FAT16 (LBA) > /dev/mmcblk1p2 97 3687 3591 3677184 83 Linux > /dev/mmcblk1p3 0 - 0 0 0 Empty > /dev/mmcblk1p4 0 - 0 0 0 Empty > Successfully wrote the new partition table > > Re-reading the partition table ... > > If you created or changed a DOS partition, /dev/foo7, say, then use dd(1) > to zero the first 512 bytes: dd if=/dev/zero of=/dev/foo7 bs=512 count=1 > (See fdisk(8).) > mkfs.vfat -F 16 /dev/mmcblk1p1 -n BEAGLEBONE > ----------------------------- > mkfs.vfat 3.0.13 (30 Jun 2012) > ----------------------------- > mkfs.ext4 /dev/mmcblk1p2 -L rootfs > ----------------------------- > mke2fs 1.42.5 (29-Jul-2012) > ext2fs_check_if_mount: Can't check if filesystem is mounted due to missing > mtab file while determining whether /dev/mmcblk1p2 is mounted. > Discarding device blocks: done > Filesystem label=rootfs > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.