I have beaglebone black element14 rev C. Is there any problem in rev C related to booting from SDcard?
On Fri, Nov 27, 2015 at 7:16 PM, Madhukar Sah <[email protected]> wrote: > I also did all the instruction give at > *http://www.armhf.com/boards/beaglebone-black/bbb-sd-install/ > <http://www.armhf.com/boards/beaglebone-black/bbb-sd-install/> *except i > gave the boot partition type as *'c(W95 FAT32 (LBA)'* rather than *'e(W95 > FAT16 (LBA))'* > > That did not work as well. > > > > Regards, > Madhukar Sah > > On Fri, Nov 27, 2015 at 7:10 PM, Madhukar Sah <[email protected]> > wrote: > >> I followed the above given site instructions but that failed as well. >> Steps followed according to >> https://eewiki.net/display/linuxonarm/BeagleBone+Black#BeagleBoneBlack-SetupmicroSDcard >> >> ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ >> 1. Cross compiler set-up >> >> ~/prakash-bbb$ wget -c >> https://releases.linaro.org/14.09/components/toolchain/binaries/gcc-linaro-arm-linux-gnueabihf-4.9-2014.09_linux.tar.xz >> ~/prakash-bbb$ tar xf >> gcc-linaro-arm-linux-gnueabihf-4.9-2014.09_linux.tar.xz >> ~/prakash-bbb$ export >> CC=`pwd`/gcc-linaro-arm-linux-gnueabihf-4.9-2014.09_linux/bin/arm-linux-gnueabihf- >> >> ~/prakash-bbb$ ${CC}gcc --version >> arm-linux-gnueabihf-gcc (crosstool-NG linaro-1.13.1-4.9-2014.09 - >> Linaro GCC 4.9-2014.09) 4.9.2 20140904 (prerelease) >> Copyright (C) 2014 Free Software Foundation, Inc. >> This is free software; see the source for copying conditions. There is >> NO >> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR >> PURPOSE. >> >> 2. Bootloader >> >> ~/prakash-bbb$ git clone git://git.denx.de/u-boot.git >> ~/prakash-bbb$ cd u-boot/ >> ~/prakash-bbb$ git checkout v2015.10 -b tmp >> >> ~/prakash-bbb$ wget -c >> https://rcn-ee.com/repos/git/u-boot-patches/v2015.10/0001-am335x_evm-uEnv.txt-bootz-n-fixes.patch >> >> ~/prakash-bbb$ patch -p1 < 0001-am335x_evm-uEnv.txt-bootz-n-fixes.patch >> >> ~/prakash-bbb$ make ARCH=arm CROSS_COMPILE=${CC} distclean >> ~/prakash-bbb$ make ARCH=arm CROSS_COMPILE=${CC} am335x_evm_defconfig >> ~/prakash-bbb$ make ARCH=arm CROSS_COMPILE=${CC} >> >> 3. Linux Kernel >> >> ~/prakash-bbb$ git clone https://github.com/RobertCNelson/bb-kernel >> ~/prakash-bbb$ cd bb-kernel/ >> ~/prakash-bbb$ ./build_kernel.sh >> ----------------------------- >> Script Complete >> eewiki.net: [user@localhost:~$ export kernel_version=4.1.13-bone16] >> ----------------------------- >> >> >> 4. Setup Micro SD card >> >> ~/prakash-bbb$ lsblk >> NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT >> sda 8:0 0 298.1G 0 disk >> ├─sda1 8:1 0 30.2G 0 part >> ├─sda2 8:2 0 1K 0 part >> ├─sda5 8:5 0 7.5G 0 part [SWAP] >> ├─sda6 8:6 0 127.2G 0 part >> ├─sda7 8:7 0 7.5G 0 part [SWAP] >> └─sda8 8:8 0 125.8G 0 part / >> sdb 8:16 1 3.7G 0 disk >> └─sdb1 8:17 1 3.7G 0 part >> >> ~/prakash-bbb$ export DISK=/dev/sdb >> >> ~/prakash-bbb$ sudo dd if=/dev/zero of=${DISK} bs=1M count=10 >> [sudo] password for utl: >> 10+0 records in >> 10+0 records out >> 10485760 bytes (10 MB) copied, 2.97229 s, 3.5 MB/s >> >> ~/prakash-bbb$ sudo dd if=./u-boot/MLO of=${DISK} count=1 seek=1 bs=128k >> 0+1 records in >> 0+1 records out >> 65812 bytes (66 kB) copied, 0.0452465 s, 1.5 MB/s >> >> ~/prakash-bbb$ sudo dd if=./u-boot/u-boot.img of=${DISK} count=2 seek=1 >> bs=384k >> 0+1 records in >> 0+1 records out >> 318004 bytes (318 kB) copied, 0.0554741 s, 5.7 MB/s >> >> ~/prakash-bbb$ sudo sfdisk --version >> sfdisk from util-linux 2.20.1 >> >> ~/prakash-bbb$ sudo sfdisk --in-order --Linux --unit M ${DISK} <<-__EOF__ >> > 1,,L,* >> > __EOF__ >> >> Checking that no-one is using this disk right now ... >> OK >> >> Disk /dev/sdb: 1017 cylinders, 124 heads, 62 sectors/track >> >> sfdisk: ERROR: sector 0 does not have an msdos signature >> /dev/sdb: unrecognized partition table type >> Old situation: >> No partitions found >> New situation: >> Warning: The partition table looks like it was made >> for C/H/S=*/43/12 (instead of 1017/124/62). >> For this listing I'll assume that geometry. >> Units = mebibytes of 1048576 bytes, blocks of 1024 bytes, counting from 0 >> >> Device Boot Start End MiB #blocks Id System >> /dev/sdb1 * 1 3818 3818 3909632 83 Linux >> start: (c,h,s) expected (3,41,9) found (0,33,3) >> end: (c,h,s) expected (1023,42,12) found (1017,42,12) >> /dev/sdb2 0 - 0 0 0 Empty >> /dev/sdb3 0 - 0 0 0 Empty >> /dev/sdb4 0 - 0 0 0 Empty >> Successfully wrote the new partition table >> >> Re-reading the partition table ... >> >> If you created or changed a DOS partition, /dev/foo7, say, then use dd(1) >> to zero the first 512 bytes: dd if=/dev/zero of=/dev/foo7 bs=512 count=1 >> (See fdisk(8).) >> >> ~/prakash-bbb$ sudo mkfs.ext4 ${DISK}1 -L rootfs >> >> ~/prakash-bbb$ sudo mkfs.ext4 ${DISK}1 -L rootfs >> mke2fs 1.42 (29-Nov-2011) >> Filesystem label=rootfs >> OS type: Linux >> Block size=4096 (log=2) >> Fragment size=4096 (log=2) >> Stride=0 blocks, Stripe width=0 blocks >> 244800 inodes, 977408 blocks >> 48870 blocks (5.00%) reserved for the super user >> First data block=0 >> Maximum filesystem blocks=1002438656 >> 30 block groups >> 32768 blocks per group, 32768 fragments per group >> 8160 inodes per group >> Superblock backups stored on blocks: >> 32768, 98304, 163840, 229376, 294912, 819200, 884736 >> >> Allocating group tables: done >> Writing inode tables: done >> Creating journal (16384 blocks): done >> Writing superblocks and filesystem accounting information: done >> >> ~/prakash-bbb$ sudo mkdir -p /media/rootfs/ >> ~/prakash-bbb$ sudo mount ${DISK}1 /media/rootfs/ >> >> Backup-bootloader >> >> ~/prakash-bbb$ sudo mkdir -p /media/rootfs/opt/backup/uboot/ >> >> ~/prakash-bbb$ sudo cp -v ./u-boot/MLO /media/rootfs/opt/backup/uboot/ >> `./u-boot/MLO' -> `/media/rootfs/opt/backup/uboot/MLO' >> >> ~/prakash-bbb$ sudo cp -v ./u-boot/u-boot.img >> /media/rootfs/opt/backup/uboot/ >> `./u-boot/u-boot.img' -> `/media/rootfs/opt/backup/uboot/u-boot.img' >> >> Copy root file system : >> >> ~/prakash-bbb$ sudo tar xfvp >> ubuntu-14.04.3-minimal-armhf-2015-09-07/armhf-rootfs-ubuntu-trusty.tar -C >> /media/rootfs/ >> >> ~/prakash-bbb$ export kernel_version=4.1.13-bone16 >> >> ~/prakash-bbb$ sudo sh -c "echo 'uname_r=${kernel_version}' >> >> /media/rootfs/boot/uEnv.txt" >> >> ~/prakash-bbb$ sudo cp -v ./bb-kernel/deploy/${kernel_version}.zImage >> /media/rootfs/boot/vmlinuz-${kernel_version} >> `./bb-kernel/deploy/4.1.13-bone16.zImage' -> >> `/media/rootfs/boot/vmlinuz-4.1.13-bone16' >> >> ~/prakash-bbb$ sudo mkdir -p /media/rootfs/boot/dtbs/${kernel_version}/ >> >> ~/prakash-bbb$ sudo tar xfv >> ./bb-kernel/deploy/${kernel_version}-dtbs.tar.gz -C >> /media/rootfs/boot/dtbs/${kernel_version}/ >> ./am335x-arduino-tre.dtb >> ./am335x-base0033.dtb >> ./am335x-bone-can0.dtb >> ./am335x-bone-cape-bone-argus.dtb >> ./am335x-bone.dtb >> ./am335x-boneblack-bbb-exp-c.dtb >> ./am335x-boneblack-bbb-exp-r.dtb >> ./am335x-boneblack-can0.dtb >> ./am335x-boneblack-cape-bone-argus.dtb >> ./am335x-boneblack-emmc-overlay.dtb >> ./am335x-boneblack-hdmi-overlay.dtb >> ./am335x-boneblack-nhdmi-overlay.dtb >> ./am335x-boneblack-overlay.dtb >> ./am335x-boneblack-replicape.dtb >> ./am335x-boneblack-wl1835mod.dtb >> ./am335x-boneblack.dtb >> ./am335x-bonegreen.dtb >> ./am335x-chiliboard.dtb >> ./am335x-evm.dtb >> ./am335x-evmsk.dtb >> ./am335x-lxm.dtb >> ./am335x-nano.dtb >> ./am335x-pepper.dtb >> >> >> ~/prakash-bbb$ sudo tar xfv >> ./bb-kernel/deploy/${kernel_version}-modules.tar.gz -C /media/rootfs/ >> >> ~/prakash-bbb$ sudo sh -c "echo '/dev/mmcblk0p1 / auto >> errors=remount-ro 0 1' >> /media/rootfs/etc/fstab" >> >> ~/prakash-bbb$ sudo nano /media/rootfs/etc/network/interfaces >> >> ~/prakash-bbb$ sudo nano /media/rootfs/etc/init/serial.conf >> >> ~/prakash-bbb$ sync >> >> ~/prakash-bbb$ sudo umount /media/rootfs >> >> >> ------------------------------------------------------------------------------------------------------------------------------------------------------------- >> >> Regards, >> Madhukar Sah >> >> On Thu, Nov 26, 2015 at 7:20 PM, Robert Nelson <[email protected]> >> wrote: >> >>> On Thu, Nov 26, 2015 at 2:04 AM, Madhukar Sah <[email protected]> >>> wrote: >>> > I downloaded the MLO and u-boot images from the above mentioned sites. >>> But >>> > that did not work as well. Following is what i did step by step. >>> > >>> > 1. Renamed the MLO-am335x_evm-v2015.10-r12 to MLO >>> > 2. Renamed the u-boot-am335x_evm-v2015.10-r12.img to u-boot.img >>> > 3. Ran the following script( which i downloaded from one of the sites) >>> to >>> > partition the SDCARD >>> > >>> ------------------------------------------------------------------------------------------------------------------------------------------------------- >>> > #!/bin/bash >>> > >>> > # >>> > # Script for formatting SD Card for booting Linux. >>> > # >>> > # Author: David Weber >>> > # Copyright (C) 2011 Avnet Electronics Marketing >>> > # >>> > # This program is free software; you can redistribute it and/or modify >>> > # it under the terms of the GNU General Public License as published by >>> > # the Free Software Foundation; either version 2 of the License, or >>> > # (at your option) any later version. >>> > # >>> > # This program is distributed in the hope that it will be useful, >>> > # but WITHOUT ANY WARRANTY; without even the implied warranty of >>> > # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the >>> > # GNU General Public License for more details. >>> > # >>> > # You should have received a copy of the GNU General Public License >>> > # along with this program; if not, write to the Free Software >>> > # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. >>> > # >>> > >>> > function print_msg() >>> > { >>> > echo "" >>> > echo >>> > >>> "--------------------------------------------------------------------------------" >>> > echo " $1" >>> > echo >>> > >>> "--------------------------------------------------------------------------------" >>> > } >>> > >>> > device=/dev/sdb; >>> > >>> > # check command arguments >>> > if [ "$#" -lt "1" ]; then >>> > echo "usage: sudo $0 <disk> [part1 size (MB)] [part2 size (MB)]" >>> > exit; >>> > fi >>> > >>> > if [ ! -b "${device}" ]; then >>> > print_msg "Error: device ${device} not found" >>> > exit >>> > fi >>> > >>> > # setup some constants >>> > n_heads=255 >>> > n_sectors=63 >>> >>> ^ That was a bug in x-loader, around 2009, fixed a long time ago.. >>> >>> > sector_sz=512 >>> > >>> > # setup some defaults >>> > part1_MB=120 >>> > >>> > if [ "$#" -gt "1" ]; then >>> > part1_MB=$2 >>> > fi >>> > >>> > part1_n_cyl=`echo >>> ${part1_MB}*1024*1024/${sector_sz}/${n_heads}/${n_sectors} >>> > | bc` >>> > part2_n_cyl= >>> > >>> > # if the second partition size is specified, calculate n cylinders for >>> it >>> > if [ "$#" -gt "2" ]; then >>> > part2_MB=$3 >>> > part2_n_cyl=`echo >>> > ${part2_MB}*1024*1024/${sector_sz}/${n_heads}/${n_sectors} | bc` >>> > fi >>> > >>> > # setup partition types >>> > dos=0x0C >>> > linux=L >>> > >>> > # assign partition types to each partition >>> > part1_type=${dos} >>> > part2_type=${linux} >>> > >>> > # assign partition labels to each partition >>> > part1_label=boot >>> > part2_label=root >>> > >>> > # unmount any existing device partitions >>> > print_msg "Unmounting any mounted partitions on ${device}" >>> > devlist=`df | grep ${device}` >>> > if [ "$devlist" != "" ]; then >>> > df | grep ${device} | awk '{print $1}' | xargs umount >>> > fi >>> > >>> > mbr_sz=532 >>> > mbr_file=sd.mbr.dd >>> > >>> > # see man page for sfdisk for more info >>> > print_msg "Clearing MBR (first ${mbr_sz} bytes) of ${device}" >>> > dd of=${device} if=/dev/zero bs=${mbr_sz} count=1 >>> > >>> > # create partition table >>> > print_msg "Creating partition table on ${device}" >>> > >>> > # look for the MBR saved from a previous execution of this script >>> > if [ -f "${mbr_file}" ]; then >>> > dd of=${device} if=${mbr_file} bs=${mbr_sz} count=1 >>> > else >>> > fdisk ${device} > /dev/null << EOF >>> > w >>> > EOF >>> > # save off the MBR so we can avoid running fdisk next time this >>> script >>> > runs, because >>> > # fdisk always produces a warning message >>> > dd of=${mbr_file} if=${device} bs=${mbr_sz} count=1 >>> > fi >>> > >>> > # calculate number of cylinders on disk >>> > device_sz=`blockdev --getsize64 ${device}` >>> > n_cylinders=`echo >>> ${device_sz}*1024/${n_heads}/${n_sectors}/${sector_sz} | >>> > bc` >>> > >>> > # create the partitions on the disk >>> > print_msg "Creating boot and root partitions on ${device}" >>> > sfdisk -D -H ${n_heads} -S ${n_sectors} -C ${n_cylinders} ${device} << >>> EOF >>> > ,${part1_n_cyl},${part1_type},* >>> > ,${part2_n_cyl},${part2_type},- >>> > EOF >>> >>> ^ That's broken in sfdisk >= 2.26.x >>> >>> > >>> > # insure that the kernel is aware of the new partitions >>> > partprobe ${device} >>> > >>> > # format the partitions >>> > print_msg "Formatting (FAT32) boot partition ${device}1" >>> > mkfs.vfat -F 32 -n "${part1_label}" ${device}1 >>> > >>> > print_msg "Formatting (EXT3) root partition ${device}2" >>> > mkfs.ext3 -L "${part2_label}" ${device}2 >>> > >>> > # list the partitions to verify success >>> > sfdisk -l ${device} >>> > >>> --------------------------------------------------------------------------------------------------------------------------------------------------------------------- >>> > >>> > 4. Pulled out the SD card USB adaptor and inserted it again. >>> > >>> > 5. Created the boot and root directories in /media >>> > >>> > #sudo mkdir /media/boot >>> > #sudo mkdir /media/root >>> > >>> > 6. Mounted the /dev/sdb1(the fat32 partition) and /dev/sdb2(the root >>> > partition) >>> > >>> > #sudo mount /dev/sdb1 /media/boot >>> > #sudo mount /dev/sdb2 /media/root >>> > >>> > 7. Copied the MLO and u-boot.img file to boot mount >>> > >>> > #sudo cp ./MLO /media/boot >>> > #sudo cp ./u-boot.img /media/boot >>> > >>> > 8. Unmounted the boot and root partitions >>> > >>> > #sudo umount /media/boot >>> > #sudo umount /media/root >>> > >>> > 9. Pulled out the usb adaptor from the PC >>> > 10. removed the sdcard from that and inserted in the beaglebone sdcard >>> slot >>> > 11. Pressed the boot button and given power >>> > 12. NOTHING CAME ON THE CONSOLE >>> > 13. pulled out the power and given again without pressing the boot >>> button, >>> > and after around 1 min got sequence of "C" on the console. >>> >>> I gave you a link for a reason: >>> >>> >>> https://eewiki.net/display/linuxonarm/BeagleBone+Black#BeagleBoneBlack-SetupmicroSDcard >>> >>> Regards, >>> >>> -- >>> Robert Nelson >>> https://rcn-ee.com/ >>> >> >> > -- 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 [email protected]. For more options, visit https://groups.google.com/d/optout.
