diff options
Diffstat (limited to 'target/linux/mvebu')
| -rw-r--r-- | target/linux/mvebu/image/Makefile | 37 | ||||
| -rw-r--r-- | target/linux/mvebu/image/boot.script | 7 | ||||
| -rwxr-xr-x | target/linux/mvebu/image/gen_mvebu_sdcard_img.sh | 111 |
3 files changed, 153 insertions, 2 deletions
diff --git a/target/linux/mvebu/image/Makefile b/target/linux/mvebu/image/Makefile index a09cf24f1a..05321e1dc5 100644 --- a/target/linux/mvebu/image/Makefile +++ b/target/linux/mvebu/image/Makefile @@ -29,6 +29,38 @@ define Build/clearfog-bundle gzip -9n -c $@.new > $@ endef +# SD-Card Images: +# these values are optimized for a 4GB labeled sdcard that actually holds 7744512 sectors of 512 byte +# MBR: 2048 sectors +# Partition 1: 32768 sectors +# Partition 2: 98304 sectors (configurable) +# Partition 3: 7611392 sectors (configurable, depends on p2 size) + +define Build/boot-scr + rm -f $@.bootscript + mkimage -A arm -O linux -T script -C none -a 0 -e 0 -d boot.script $@.bootscript +endef + +define Build/boot-img + rm -f $@.boot + mkfs.fat -C $@.boot 16384 + $(foreach dts,$(DEVICE_DTS), mcopy -i $@.boot $(DTS_DIR)/$(dts).dtb ::$(dts).dtb) + mcopy -i $@.boot $(IMAGE_KERNEL) ::zImage + mcopy -i $@.boot $@.bootscript ::boot.scr +endef + +define Build/sdcard-img + rm -rf $@ $@.rootfsdata $@.tmp + mkdir -p $@.tmp + ROOTFS_SIZE=$$(( $(CONFIG_TARGET_ROOTFS_PARTSIZE) * 1024 * 2 )); \ + DATA_SIZE=$$(( 7709696 - ($(CONFIG_TARGET_ROOTFS_PARTSIZE) * 1024 * 2) )); \ + make_ext4fs -J -l $$DATA_SIZE $@.rootfsdata $@.tmp && \ + ./gen_mvebu_sdcard_img.sh 7744512 $@ \ + "$(BIN_DIR)/uboot-mvebu-clearfog/openwrt-mvebu-clearfog-u-boot-spl.kwb" \ + c 32768 $@.boot \ + 83 $$ROOTFS_SIZE $(IMAGE_ROOTFS) \ + 83 $$DATA_SIZE $@.rootfsdata +endef define Device/Default PROFILES := Default @@ -150,9 +182,10 @@ define Device/armada-388-clearfog KERNEL_INSTALL := 1 KERNEL := dtb | kernel-bin DEVICE_TITLE := SolidRun ClearFog - DEVICE_PACKAGES := uboot-mvebu-clearfog - IMAGES := bundle.tar.gz + DEVICE_PACKAGES := uboot-mvebu-clearfog kmod-fs-ext4 + IMAGES := bundle.tar.gz sdcard.img.gz IMAGE/bundle.tar.gz := clearfog-bundle + IMAGE/sdcard.img.gz := boot-scr | boot-img | sdcard-img | gzip IMAGE_NAME = $$(IMAGE_PREFIX)-$$(2) endef TARGET_DEVICES += armada-388-clearfog diff --git a/target/linux/mvebu/image/boot.script b/target/linux/mvebu/image/boot.script new file mode 100644 index 0000000000..1ebc88bda3 --- /dev/null +++ b/target/linux/mvebu/image/boot.script @@ -0,0 +1,7 @@ +setenv bootargs console=ttyS0,115200n8 root=/dev/mmcblk0p2 rootfstype=squashfs rootwait overlay=/dev/mmcblk0p3 +setenv fdt_high 0x07a12000 + +fatload mmc 0:1 0x02000000 zImage +fatload mmc 0:1 0x05F00000 armada-388-clearfog.dtb + +bootz 0x02000000 - 0x05F00000 diff --git a/target/linux/mvebu/image/gen_mvebu_sdcard_img.sh b/target/linux/mvebu/image/gen_mvebu_sdcard_img.sh new file mode 100755 index 0000000000..8725a37861 --- /dev/null +++ b/target/linux/mvebu/image/gen_mvebu_sdcard_img.sh @@ -0,0 +1,111 @@ +#!/usr/bin/env bash +# +# Copyright (C) 2016 Josua Mayer +# +# 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +# + +usage() { + echo "$0 <sectors> <outfile> <bootloader> [<type_partitionN> <sectors_partitionN> <img_partitionN>]?" +} + +# always require first 3 arguments +# then in pairs up to 8 more for a total of up to 4 partitions +if [ $# -lt 3 ] || [ $# -gt 15 ] || [ $(($#%3)) -ne 0 ]; then + usage + exit 1 +fi + +set -e + +# parameters +IMGSIZE=$1 +OUTFILE="$2" +BOOTLOADER="$3" + +# calculate number of partitions from argument list +NUMPARTS=$# +((NUMPARTS=(NUMPARTS-3)/3)) + +# find required applications +FDISK=$(env PATH="/usr/local/sbin:/usr/sbin:/sbin:$PATH" which fdisk) + +# generate image file +printf "Creating $OUTFILE from /dev/zero: " +dd if=/dev/zero of="$OUTFILE" bs=512 count=1 >/dev/null +printf "Done\n" + +# generate fdisk argument list +printf "Generating fdisk argument list: " +ARGSFILE=$(mktemp) + +# empty partition table +printf "o\n" >> $ARGSFILE + +# actual partitions +offset=2048 +for i in $(seq 1 1 $NUMPARTS); do + ((n=3+3*i-2)); type=$(eval echo \${$n}) + ((n=3+3*i-1)); size=$(eval echo \${$n}) + ((end=offset+size-1)) + + printf "n\np\n%i\n\n%i\n" $i $end >> $ARGSFILE + + # special case on first aprtition: fdisk wont ask which one + if [ $i -eq 1 ]; then + printf "t\n%s\n" $type >> $ARGSFILE + else + printf "t\n%i\n%s\n" $i $type >> $ARGSFILE + fi + + # add this partitions size to offset for next partition + ((offset=end+1)) +done + +# write and exit +printf "w\n" >> $ARGSFILE + +printf "Done\n" + +# create real partition table using fdisk +printf "Creating partition table: " +cat $ARGSFILE | $FDISK "$OUTFILE" >/dev/null +printf "Done\n" + +# remove temporary files +printf "Cleaning up: " +rm -f $ARGSFILE +printf "Done\n" + +# install bootloader +printf "Writing bootloader: " +dd of="$OUTFILE" if="$BOOTLOADER" bs=512 seek=1 conv=notrunc 2>/dev/null +printf "Done\n" + +# write partition data + +# offset of first partition is 2048 +offset=2048 +for i in $(seq 1 1 $NUMPARTS); do + ((n=3+3*i-1)); size=$(eval echo \${$n}) + ((n=3+3*i)); img="$(eval echo \${$n})" + + printf "Writing %s to partition %i: " "$img" $i + dd if="$img" of="$OUTFILE" bs=512 seek=$offset conv=notrunc 2>/dev/null + printf "Done\n" + + # add this partitions size to offset for next partition + ((offset=offset+size)) +done |