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Diffstat (limited to 'include/mrc.sh')
-rwxr-xr-xinclude/mrc.sh32
1 files changed, 14 insertions, 18 deletions
diff --git a/include/mrc.sh b/include/mrc.sh
index 62d30a70..caf893a7 100755
--- a/include/mrc.sh
+++ b/include/mrc.sh
@@ -9,19 +9,18 @@ eval "$(setvars "" MRC_url MRC_url_bkup MRC_hash MRC_board SHELLBALL)"
extract_mrc()
{
[ -z "$MRC_board" ] && $err "extract_mrc $MRC_hash: MRC_board not set"
- [ -z "${CONFIG_MRC_FILE}" ] && \
- $err "extract_mrc $MRC_hash: CONFIG_MRC_FILE not set"
+ [ -z "$CONFIG_MRC_FILE" ] && $err "$MRC_hash: CONFIG_MRC_FILE unset"
- SHELLBALL="chromeos-firmwareupdate-${MRC_board}"
+ SHELLBALL="chromeos-firmwareupdate-$MRC_board"
(
- x_ cd "${appdir}"
+ x_ cd "$appdir"
extract_partition "${MRC_url##*/}"
- extract_archive "${SHELLBALL}" .
+ extract_archive "$SHELLBALL" .
) || $err "mrc download/extract failure"
- "${cbfstool}" "${appdir}/"bios.bin extract -n mrc.bin \
- -f "$_dest" -r RO_SECTION || $err "extract_mrc: cbfstool $_dest"
+ "$cbfstool" "$appdir/"bios.bin extract -n mrc.bin \
+ -f "$_dest" -r RO_SECTION || $err "extract_mrc: !$cbfstool $_dest"
[ -n "$CONFIG_REFCODE_BLOB_FILE" ] && extract_refcode; return 0
}
@@ -32,29 +31,26 @@ extract_partition()
ROOTP=$( printf "unit\nB\nprint\nquit\n" | \
parted "${1%.zip}" 2>/dev/null | grep "ROOT-A" )
- START=$(( $( echo ${ROOTP} | cut -f2 -d\ | tr -d "B" ) ))
- SIZE=$(( $( echo ${ROOTP} | cut -f4 -d\ | tr -d "B" ) ))
+ START=$(( $( echo $ROOTP | cut -f2 -d\ | tr -d "B" ) ))
+ SIZE=$(( $( echo $ROOTP | cut -f4 -d\ | tr -d "B" ) ))
- dd if="${1%.zip}" of="root-a.ext2" bs=1024 \
- skip=$(( ${START} / 1024 )) count=$(( ${SIZE} / 1024 )) || \
- $err "extract_partition, dd ${1%.zip}, root-a.ext2"
+ dd if="${1%.zip}" of="root-a.ext2" bs=1024 skip=$(( $START / 1024 )) \
+ count=$(( $SIZE / 1024 )) || $err "ex dd ${1%.zip}, root-a.ext2"
- printf "cd /usr/sbin\ndump chromeos-firmwareupdate ${SHELLBALL}\nquit" \
+ printf "cd /usr/sbin\ndump chromeos-firmwareupdate $SHELLBALL\nquit" \
| debugfs "root-a.ext2" || $err "can't extract shellball"
}
extract_refcode()
{
_refdest="${CONFIG_REFCODE_BLOB_FILE##*../}"
- [ -f "$_refdest" ] && return 0
+ e "$_refdest" f && return 0
# cbfstool changed the attributes scheme for stage files,
# incompatible with older versions before coreboot 4.14,
# so we need coreboot 4.13 cbfstool for certain refcode files
- [ -n "$cbfstoolref" ] || \
- $err "extract_refcode $board: MRC_refcode_cbtree not set"
- mkdir -p "${_refdest%/*}" || \
- $err "extract_refcode $board: !mkdir -p ${_refdest%/*}"
+ [ -n "$cbfstoolref" ] || $err "$board: MRC_refcode_cbtree not set"
+ mkdir -p "${_refdest%/*}" || $err "ref: !mkdir -p ${_refdest%/*}"
"$cbfstoolref" "$appdir/bios.bin" extract \
-m x86 -n fallback/refcode -f "$_refdest" -r RO_SECTION \