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@@ -38,35 +38,125 @@ enable_serial_console() {
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echo "T0:12345:respawn:/sbin/getty -L $device 115200 vt100" >> /etc/inittab
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}
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-setup_flash_kernel() {
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- if [ ! -d /etc/flash-kernel ] ; then
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- mkdir /etc/flash-kernel
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- fi
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- echo -n "$1" > /etc/flash-kernel/machine
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+beaglebone_setup_boot() {
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+ bbb_version=$1
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- command_line=""
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- if [ -n "$2" ] ; then
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- command_line="console=$2"
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+ # Setup uEnv.txt
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+ if grep -q btrfs /etc/fstab ; then
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+ fstype=btrfs
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+ else
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+ fstype=ext4
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fi
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+ if [ ! $bbb_version ]; then
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+ kernelVersion=$(ls /usr/lib/*/am335x-boneblack.dtb | head -1 | cut -d/ -f4)
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+ else
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+ kernelVersion=$(ls /usr/lib/*/am335x-boneblack-${1}.dtb | head -1 | cut -d/ -f4)
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+ fi
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+ version=$(echo $kernelVersion | sed 's/linux-image-\(.*\)/\1/')
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+ initRd=initrd.img-$version
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+ vmlinuz=vmlinuz-$version
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+
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+ bbb_loadaddr='0x82000000'
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+ bbb_initrd_addr='0x88080000'
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+ bbb_fdtaddr='0x88000000'
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- if [ -n "$command_line" ] ; then
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- echo flash-kernel flash-kernel/linux_cmdline string "$command_line" | debconf-set-selections
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+ # uEnv.txt for Beaglebone
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+ # based on https://github.com/beagleboard/image-builder/blob/master/target/boot/beagleboard.org.txt
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+ cat >> /boot/uEnv.txt <<EOF
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+mmcroot=/dev/mmcblk0p2 ro
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+mmcrootfstype=$fstype rootwait fixrtc
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+mmcrootflags=subvol=@
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+
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+console=ttyO0,115200n8
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+
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+kernel_file=$vmlinuz
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+initrd_file=$initRd
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+
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+loadaddr=$bbb_loadaddr
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+initrd_addr=$bbb_initrd_addr
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+fdtaddr=$bbb_fdtaddr
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+
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+initrd_high=0xffffffff
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+fdt_high=0xffffffff
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+
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+loadkernel=load mmc \${mmcdev}:\${mmcpart} \${loadaddr} \${kernel_file}
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+loadinitrd=load mmc \${mmcdev}:\${mmcpart} \${initrd_addr} \${initrd_file}; setenv initrd_size \${filesize}
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+loadfdt=load mmc \${mmcdev}:\${mmcpart} \${fdtaddr} /dtbs/\${fdtfile}
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+
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+loadfiles=run loadkernel; run loadinitrd; run loadfdt
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+mmcargs=setenv bootargs console=tty0 console=\${console} root=\${mmcroot} rootfstype=\${mmcrootfstype} rootflags=\${mmcrootflags}
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+
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+uenvcmd=run loadfiles; run mmcargs; bootz \${loadaddr} \${initrd_addr}:\${initrd_size} \${fdtaddr}
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+EOF
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+
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+ mkdir -p /boot/dtbs
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+ cp /usr/lib/linux-image-*-armmp/* /boot/dtbs
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+}
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+
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+beaglebone_flash() {
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+ # allow flash-kernel to work without valid /proc contents
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+ # ** this doesn't *really* work, since there are too many checks
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+ # that fail in an emulated environment! We'll have to do it by
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+ # hand below anyway...
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+ export FK_MACHINE="TI AM335x BeagleBone"
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+ apt-get install -y flash-kernel
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+}
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+
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+beaglebone_repack_kernel() {
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+ bbb_version=$1
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+ # process installed kernel to create uImage, uInitrd, dtb
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+ # using flash-kernel would be a good approach, except it fails in the
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+ # cross build environment due to too many environment checks...
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+ #FK_MACHINE="TI AM335x BeagleBone" flash-kernel
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+ # so, let's do it manually...
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+
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+ # flash-kernel's hook-functions provided to mkinitramfs have the
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+ # unfortunate side-effect of creating /conf/param.conf in the initrd
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+ # when run from our emulated chroot environment, which means our root=
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+ # on the kernel command line is completely ignored! repack the initrd
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+ # to remove this evil...
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+
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+ echo "info: repacking beaglebone kernel and initrd"
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+
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+ bbb_dtb='am335x-boneblack'
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+ if [ $bbb_version ]; then
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+ bbb_dtb="am335x-boneblack-${bbb_version}"
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fi
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- apt-get -yq install flash-kernel
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+ kernelVersion=$(ls /usr/lib/*/${bbb_dtb}.dtb | head -1 | cut -d/ -f4)
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+ version=$(echo $kernelVersion | sed 's/linux-image-\(.*\)/\1/')
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+ initRd=initrd.img-$version
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+ vmlinuz=vmlinuz-$version
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+
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+ mkdir /tmp/initrd-repack
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+
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+ (cd /tmp/initrd-repack ; \
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+ zcat /boot/$initRd | cpio -i ; \
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+ rm -f conf/param.conf ; \
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+ find . | cpio --quiet -o -H newc | \
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+ gzip -9 > /boot/$initRd )
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+
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+ rm -rf /tmp/initrd-repack
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+
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+ (cd /boot ; \
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+ cp /usr/lib/$kernelVersion/${bbb_dtb}.dtb dtb ; \
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+ cat $vmlinuz dtb >> temp-kernel ; \
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+ mkimage -A arm -O linux -T kernel -n "Debian kernel ${version}" \
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+ -C none -a 0x82000000 -e 0x82000000 -d temp-kernel uImage ; \
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+ rm -f temp-kernel ; \
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+ mkimage -A arm -O linux -T ramdisk -C gzip -a 0x88080000 -e 0x88080000 \
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+ -n "Debian ramdisk ${version}" \
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+ -d $initRd uInitrd )
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}
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-a20_env() {
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+a20_setup_boot() {
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dtb="$1"
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# Setup boot.cmd
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- fstype=ext4
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- if grep -q btrfs /etc/fstab; then
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+ if grep -q btrfs /etc/fstab ; then
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fstype=btrfs
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- fi
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-
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- if [ -n "$command_line" ] ; then
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- echo flash-kernel flash-kernel/linux_cmdline string "$command_line" | debconf-set-selections
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+ else
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+ fstype=ext4
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fi
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kernelVersion=$(ls /usr/lib/*/$dtb | head -1 | cut -d/ -f4)
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version=$(echo $kernelVersion | sed 's/linux-image-\(.*\)/\1/')
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@@ -116,104 +206,37 @@ EOF
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echo "rtc_sunxi" >> /etc/initramfs-tools/modules
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}
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-beaglebone_env() {
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- bbb_version=$1
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-
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- # Setup uEnv.txt
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- fstype=ext4
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- if grep -q btrfs /etc/fstab ; then
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- fstype=btrfs
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- fi
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- if [ ! $bbb_version ]; then
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- kernelVersion=$(ls /usr/lib/*/am335x-boneblack.dtb | head -1 | cut -d/ -f4)
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- else
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- kernelVersion=$(ls /usr/lib/*/am335x-boneblack-${1}.dtb | head -1 | cut -d/ -f4)
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- fi
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- version=$(echo $kernelVersion | sed 's/linux-image-\(.*\)/\1/')
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- initRd=initrd.img-$version
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- vmlinuz=vmlinuz-$version
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-
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- #bbb_loadaddr='0x80200000'
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- #bbb_initrd_addr='0x81000000'
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- #bbb_fdtaddr='0x80F80000'
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- #if [[ "$bbb_version" == "wireless" ]]; then
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- bbb_loadaddr='0x82000000'
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- bbb_initrd_addr='0x88080000'
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- bbb_fdtaddr='0x88000000'
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- #fi
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-
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- # uEnv.txt for Beaglebone
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- # based on https://github.com/beagleboard/image-builder/blob/master/target/boot/beagleboard.org.txt
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- cat >> /boot/uEnv.txt <<EOF
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-mmcroot=/dev/mmcblk0p2 ro
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-mmcrootfstype=$fstype rootwait fixrtc
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-mmcrootflags=subvol=@
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-
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-console=ttyO0,115200n8
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-
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-kernel_file=$vmlinuz
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-initrd_file=$initRd
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-
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-loadaddr=$bbb_loadaddr
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-initrd_addr=$bbb_initrd_addr
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-fdtaddr=$bbb_fdtaddr
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-
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-initrd_high=0xffffffff
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-fdt_high=0xffffffff
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-
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-loadkernel=load mmc \${mmcdev}:\${mmcpart} \${loadaddr} \${kernel_file}
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-loadinitrd=load mmc \${mmcdev}:\${mmcpart} \${initrd_addr} \${initrd_file}; setenv intrd_size \${filesize}
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-loadfdt=load mmc \${mmcdev}:\${mmcpart} \${fdtaddr} /dtbs/\${fdtfile}
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-
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-loadfiles=run loadkernel; run loadinitrd; run loadfdt
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-mmcargs=setenv bootargs console=tty0 console=\${console} root=\${mmcroot} rootfstype=\${mmcrootfstype} rootflags=\${mmcrootflags}
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-
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-uenvcmd=run loadfiles; run mmcargs; bootz \${loadaddr} \${initrd_addr}:\${initrd_size} \${fdtaddr}
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-EOF
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-
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- mkdir -p /boot/dtbs
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- cp /usr/lib/linux-image-*-armmp/* /boot/dtbs
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-}
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-
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case "$MACHINE" in
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beaglebone)
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- beaglebone_env
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+ beaglebone_setup_boot
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+ beaglebone_flash
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+ beaglebone_repack_kernel
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enable_serial_console ttyO0
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- setup_flash_kernel 'TI AM335x BeagleBone Black' 'ttyO0'
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;;
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beaglebonewifi)
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- beaglebone_env
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+ beaglebone_setup_boot wireless
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+ beaglebone_flash
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+ beaglebone_repack_kernel wireless
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enable_serial_console ttyO0
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- setup_flash_kernel 'TI AM335x BeagleBone Black Wireless' 'ttyO0'
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;;
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cubietruck)
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- a20_env sun7i-a20-cubietruck.dtb
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- enable_serial_console ttyO0
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- setup_flash_kernel 'Cubietech Cubietruck'
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+ a20_setup_boot sun7i-a20-cubietruck.dtb
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+ enable_serial_console ttyS0
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;;
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a20-olinuxino-lime)
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- a20_env sun7i-a20-olinuxino-lime.dtb
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- enable_serial_console ttyO0
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- setup_flash_kernel 'Olimex A20-OLinuXino-LIME'
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+ a20_setup_boot sun7i-a20-olinuxino-lime.dtb
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+ enable_serial_console ttyS0
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;;
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a20-olinuxino-lime2)
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- a20_env sun7i-a20-olinuxino-lime2.dtb
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- enable_serial_console ttyO0
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- setup_flash_kernel 'Olimex A20-OLinuXino-LIME2'
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+ a20_setup_boot sun7i-a20-olinuxino-lime2.dtb
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+ enable_serial_console ttyS0
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;;
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a20-olinuxino-micro)
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- a20_env sun7i-a20-olinuxino-micro.dtb
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- enable_serial_console ttyO0
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- setup_flash_kernel 'Olimex A20-Olinuxino Micro'
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+ a20_setup_boot sun7i-a20-olinuxino-micro.dtb
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+ enable_serial_console ttyS0
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;;
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cubieboard2)
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- a20_env sun7i-a20-cubieboard2.dtb
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- enable_serial_console ttyO0
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- setup_flash_kernel 'Cubietech Cubieboard2'
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- ;;
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- pcduino3)
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- a20_env sun7i-a20-pcduino3.dtb
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- enable_serial_console ttyO0
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217
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- setup_flash_kernel 'LinkSprite pcDuino3'
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+ a20_setup_boot sun7i-a20-cubieboard2.dtb
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+ enable_serial_console ttyS0
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;;
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242
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esac
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