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ota: skeep mbr

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This commit is contained in:
Pascal Vizeli
2018-08-25 07:52:46 +00:00
parent dc0f6367cb
commit 61b0b333f0
2 changed files with 4 additions and 9 deletions
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6
buildroot-external/scripts/hdd-image.sh
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@@ -277,12 +277,10 @@ function _fix_disk_spl_gpt() {
function _fix_disk_spl_mbr() {
local hdd_img="$(hassos_image_name img)"
local spl_img="$(path_spl_img)"
local backup="/tmp/mbr-backup.bin"
# backup MBR
dd if=${hdd_img} of=${backup} bs=1 count=72 skip=440
dd if=${spl_img} of=${hdd_img} conv=notrunc bs=512
dd if=${backup} of=${hdd_img} conv=notrunc bs=1 count=72 seek=440
dd if=${spl_img} of=${hdd_img} conv=notrunc bs=1 count=440
dd if=${spl_img} of=${hdd_img} conv=notrunc bs=512 seek=1 skip=1
}