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 <robertcnel...@gmail.com> wrote: > On Thu, Nov 26, 2015 at 2:04 AM, Madhukar Sah <madhukar...@gmail.com> > 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
