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author | Sandeep Sheriker Mallikarjun <sandeepsheriker.mallikarjun@microchip.com> | 2017-12-12 15:08:26 -0700 |
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committer | John Crispin <john@phrozen.org> | 2017-12-16 00:02:14 +0100 |
commit | 085967f77414dcf8c232032c44ea5aa5cb80e240 (patch) | |
tree | a8a6fe950d96cd49f219bbf8175c37e0a827c49f /target/linux/at91/image/gen_at91_sdcard_img.sh | |
parent | 665bb2749906aff4d4ec607a308353fa30cb1b3a (diff) | |
download | upstream-085967f77414dcf8c232032c44ea5aa5cb80e240.tar.gz upstream-085967f77414dcf8c232032c44ea5aa5cb80e240.tar.bz2 upstream-085967f77414dcf8c232032c44ea5aa5cb80e240.zip |
at91: create sdcard image for sama5
create sdcard image using gen_at91_sdcard_img.sh for sama5 platform
and sdcard image partition layout is:
P0: Boot (fat32) - contains(at91bootstrap,u-boot,zImage & dtb)
p1: Rootfs (ext4)
Signed-off-by: Sandeep Sheriker Mallikarjun <sandeepsheriker.mallikarjun@microchip.com>
Diffstat (limited to 'target/linux/at91/image/gen_at91_sdcard_img.sh')
-rwxr-xr-x | target/linux/at91/image/gen_at91_sdcard_img.sh | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/target/linux/at91/image/gen_at91_sdcard_img.sh b/target/linux/at91/image/gen_at91_sdcard_img.sh new file mode 100755 index 0000000000..316ecea2e4 --- /dev/null +++ b/target/linux/at91/image/gen_at91_sdcard_img.sh @@ -0,0 +1,33 @@ +#!/usr/bin/env bash + +# +# Copyright (C) 2017 OpenWrt.org +# +# This is free software, licensed under the GNU General Public License v2. +# See /LICENSE for more information. +# + +set -x +[ $# -eq 5 ] || { + echo "SYNTAX: $0 <file> <bootfs image> <rootfs image> <bootfs size> <rootfs size>" + exit 1 +} + +OUTPUT="$1" +BOOTFS="$2" +ROOTFS="$3" +BOOTFSSIZE="$4" +ROOTFSSIZE="$5" + +head=4 +sect=2048 + +set `ptgen -o $OUTPUT -h $head -s $sect -l 1024 -t c -p ${BOOTFSSIZE}M -t 83 -p ${ROOTFSSIZE}M` + +BOOTOFFSET="$(($1 / 512))" +BOOTSIZE="$(($2 / 512))" +ROOTFSOFFSET="$(($3 / 512))" +ROOTFSSIZE="$(($4 / 512))" + +dd bs=512 if="$BOOTFS" of="$OUTPUT" seek="$BOOTOFFSET" conv=notrunc +dd bs=512 if="$ROOTFS" of="$OUTPUT" seek="$ROOTFSOFFSET" conv=notrunc |