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Diffstat (limited to 'examples/wandboard-uboot.sh')
-rwxr-xr-x | examples/wandboard-uboot.sh | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/examples/wandboard-uboot.sh b/examples/wandboard-uboot.sh new file mode 100755 index 0000000..d6e8b7c --- /dev/null +++ b/examples/wandboard-uboot.sh @@ -0,0 +1,66 @@ +#!/bin/sh + +set -e + +# This script is experimental and incomplete. + +# Expects a tarball rootfs which includes a kernel, e.g. +# wandboard6q.sh --tarball wandboard.tgz +# wandboard-uboot.sh /dev/mmcblk0 wandboard.tgz + +device=$1 +tarball=$2 + +if [ -z "${device}" ]; then + echo "Block device not specified" + exit +fi + +if [ ! -f "${device}" ]; then + echo "Specified device does not exist: ${device}" + exit + +if [ -z "${tarball}" ]; then + echo "Tarball not specified" + exit +fi + +if [ ! -f '/usr/lib/u-boot/wandboard_quad/u-boot.imx' ]; then + echo "Unable to find wandboard u-boot file" + exit +fi + +# u-boot needs to be dd'd to the device, not a partition +# but kpartx does not setup the device, just the partitions + +sudo dd if=/dev/zero of=${device} bs=1M count=10 +sudo dd if=/usr/lib/u-boot/wandboard_quad/u-boot.imx of=${device} seek=1 conv=fsync bs=1k +sudo sfdisk --in-order --Linux --unit M ${device} <<-__EOF__ +1,,0x83,- +__EOF__ +sudo mkfs.ext4 ${device}p1 -L rootfs + +dir=`mktemp -d` +sudo mount ${Ddevice}p1 ${dir} +sudo tar -xzf ${tarball} -C ${dir} + +# assumes a single partition deployment to SD card + +ver=$(basename `find $rootdir/lib/modules/ -maxdepth 1 -mindepth 1 -type d`) +sudo touch ${dir}/uEnv.txt +sudo chmod 666 ${dir}/uEnv.txt +echo fdt_file=/boot/dtbs/imx6q-wandboard.dtb > ${dir}/uEnv.txt +echo image=/boot/vmlinuz-${ver} >> ${dir}/uEnv.txt +echo mmcroot=/dev/mmcblk0p1 rootwait rw >> ${dir}/uEnv.txt +echo loadaddr='0x11000000' >> ${dir}/uEnv.txt +echo initrd_addr_r='0x13000000' >> ${dir}/uEnv.txt +echo fdt_addr='0x12000000' >> ${dir}/uEnv.txt +echo initrd_high='0xffffffff' >> ${dir}/uEnv.txt +echo fdt_high='0xffffffff' >> ${dir}/uEnv.txt +echo console=ttymxc0,115200 >> ${dir}/uEnv.txt +echo loadinitrd=load mmc ${mmcdev}:${mmcpart} ${initrd_addr_r} /boot/initrd.img-${ver}.uboot; setenv initrd_size ${filesize} >> ${dir}/uEnv.txt +echo bootargs=console=${console},${baudrate} root=${mmcroot} >> ${dir}/uEnv.txt +echo bootcmd=run loadfdt; run loadimage; run loadinitrd; bootz ${loadaddr} ${ramdisk_addr_r}:${filesize} ${fdt_addr} >> ${dir}/uEnv.txt +sudo chmod 644 ${dir}/uEnv.txt +sudo umount ${dir} +sudo rm -rf ${dir} |