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| author | John Crispin <john@openwrt.org> | 2015-09-14 20:10:04 +0000 |
|---|---|---|
| committer | John Crispin <john@openwrt.org> | 2015-09-14 20:10:04 +0000 |
| commit | f582a93a6ae52c1dd5595f6add425f570f2ca667 (patch) | |
| tree | cad9b2cf0511d6152a496008d6e4327186ad1242 /target/linux/realview/image/gen_realview_sdcard_img.sh | |
| parent | edb5ec3f34bca0a674ff076f3573be86b67942e6 (diff) | |
| download | master-31e0f0ae-f582a93a6ae52c1dd5595f6add425f570f2ca667.tar.gz master-31e0f0ae-f582a93a6ae52c1dd5595f6add425f570f2ca667.tar.bz2 master-31e0f0ae-f582a93a6ae52c1dd5595f6add425f570f2ca667.zip | |
realview: create sd card image for qemu
enables a real rootfs with custom size
use qemu with:
qemu-system-arm -M realview-pbx-a9 \
-kernel openwrt-realview-vmlinux.elf \
-nographic -m 1024M \
-sd openwrt-realview-sdcard.img \
--append "console=ttyAMA0 root=/dev/mmcblk0p1"
modified script from brcm2708 target
Signed-off-by: Dirk Neukirchen <dirkneukirchen@web.de>
SVN-Revision: 46924
Diffstat (limited to 'target/linux/realview/image/gen_realview_sdcard_img.sh')
| -rwxr-xr-x | target/linux/realview/image/gen_realview_sdcard_img.sh | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/target/linux/realview/image/gen_realview_sdcard_img.sh b/target/linux/realview/image/gen_realview_sdcard_img.sh new file mode 100755 index 0000000000..4619defd73 --- /dev/null +++ b/target/linux/realview/image/gen_realview_sdcard_img.sh @@ -0,0 +1,23 @@ +#!/usr/bin/env bash + +set -x +[ $# -eq 3 ] || { + echo "SYNTAX: $0 <file> <rootfs image> <rootfs size>" + exit 1 +} + +OUTPUT="$1" +ROOTFS="$2" +ROOTFSSIZE="$3" + +head=4 +sect=63 + +set `ptgen -o $OUTPUT -h $head -s $sect -l 4096 -t 83 -p ${ROOTFSSIZE}M` + +ROOTFSOFFSET="$(($1 / 512))" +ROOTFSSIZE="$(($2 / 512))" + +dd bs=512 if="$ROOTFS" of="$OUTPUT" seek="$ROOTFSOFFSET" conv=notrunc + + |