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Merge pull request #11 from crpalmer/second

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Extract and repack the second image
This commit is contained in:
xiaolu
2015-06-01 08:45:46 +08:00
parent 454e4509dd 41b42ffb55
commit acc9a04b5c
1 changed files with 12 additions and 3 deletions
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15
mkboot
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@@ -95,12 +95,13 @@ print_info()
mkboot_img()
{
error=0
[ $second_size -gt 0}; second="--second ${second}"
[ $dtb_size -gt 0 ] && dtb="--dt ${dt}"
$mkbootimg --kernel $kernel --ramdisk $ramdisk --board "$board" \
--base $base_addr --ramdisk_offset $ramdisk_offset \
--tags_offset $tags_offset --cmdline "$cmd_line" \
--pagesize $page_size $dtb -o $1 || error=1
--pagesize $page_size $second $dtb -o $1 || error=1
[ $error -eq 1 ] && return $error
ramdisk_size=$(stat -c "%s" $ramdisk)
@@ -134,6 +135,7 @@ if [ ! -z $mkboot_from_dir ]; then
pout "img_info file have not enough parameters."
clean
fi
[ -z $second_size ] && second_size=0
[ -z $dtb_size ] && dtb_size=0
if [ -d $ramdisk ]; then
[ -z $format ] && format=gzip
@@ -230,6 +232,13 @@ dd if=kernel_tmp of=kernel bs=$kernel_size count=1 2>/dev/null
#ramdisk.packed
dd if=$bootimg of=ramdisk_tmp bs=$page_size skip=$r_offset count=$r_count 2>/dev/null
dd if=ramdisk_tmp of=ramdisk.packed bs=$ramdisk_size count=1 2>/dev/null
#second
if [ $second_size -gt 0 ]; then
dd if=$bootimg of=second.img.tmp bs=$page_size skip=$s_offset count=$s_count 2>/dev/null
dd if=second.img.tmp of=second.img bs=$second_size count=1 2>/dev/null
s_name="second=second.img\n"
s_size="second_size=$second_size\n"
fi
#dtb
if [ $dtb_size -gt 0 ]; then
dd if=$bootimg of=dt.img_tmp bs=$page_size skip=$d_offset count=$d_count 2>/dev/null
@@ -248,8 +257,8 @@ ramdisk=ramdisk
print_info
#write info to img_info,decompression ramdisk.packed
printf "kernel=kernel\nramdisk=ramdisk\n${dt_name}page_size=$page_size\n\
kernel_size=$kernel_size\nramdisk_size=$ramdisk_size\n${dt_size}base_addr=$base_addr\nkernel_offset=$kernel_offset\n\
printf "kernel=kernel\nramdisk=ramdisk\n${s_name}${dt_name}page_size=$page_size\n\
kernel_size=$kernel_size\nramdisk_size=$ramdisk_size\n${s_size}${dt_size}base_addr=$base_addr\nkernel_offset=$kernel_offset\n\
ramdisk_offset=$ramdisk_offset\ntags_offset=$tags_offset\ncmd_line=\"$cmd_line\"\nboard=\"$board\"\n" > img_info
mkdir ramdisk
cd ramdisk