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| author | Leah Rowe <leah@libreboot.org> | 2025-05-03 07:17:21 +0100 |
|---|---|---|
| committer | Leah Rowe <leah@libreboot.org> | 2025-05-03 07:17:21 +0100 |
| commit | 8de0ed811fb9bc48659f95918a36317f24be3d8e (patch) | |
| tree | 81fa843afdca8d073570e965f1727f65d0b2ba35 /include/inject.sh | |
| parent | 530e4109a2b4ad2d26c3e29eda652e2ab180cf84 (diff) | |
inject.sh: Stricter TBFW handling
Don't copy it until it has been padded properly.
Otherwise, erroneous padding would result in an error,
and who knows what would be left in vendorfiles/ ?
Signed-off-by: Leah Rowe <leah@libreboot.org>
Diffstat (limited to 'include/inject.sh')
| -rw-r--r-- | include/inject.sh | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/include/inject.sh b/include/inject.sh index 805415ef..c5e41f6d 100644 --- a/include/inject.sh +++ b/include/inject.sh @@ -278,19 +278,23 @@ extract_sch5545ec() # https://pcsupport.lenovo.com/us/en/products/laptops-and-netbooks/thinkpad-t-series-laptops/thinkpad-t480-type-20l5-20l6/20l5/solutions/ht508988 extract_tbfw() { - chkvars TBFW_size # size in bytes, matching TBFW's flash IC - - tbtmp="$xbmklocal/tb.bin" - x_ rm -f "$tbtmp" && fe_ copy_tbfw "$appdir" -type f -name "TBT.bin" - - x_ dd if=/dev/null of="$tbtmp" bs=1 seek=$TBFW_size - x_ cp "$tbtmp" "$_dest" + chkvars TBFW_size + fe_ copy_tbfw "$appdir" -type f -name "TBT.bin" + [ -f "$_dest" ] || $err "$board: Could not extract tbfw"; : } copy_tbfw() { - [ -f "$1" ] && [ ! -L "$1" ] && x_ cp "$1" "$xbmklocal/tb.bin" && \ - return 1; : + [ -f "$1" ] || return 0 + [ -L "$1" ] && return 0 + + tbtmp="$xbmklocal/tb.bin" + x_ rm -f "$tbtmp" + + x_ dd if=/dev/null of="$1" bs=1 seek=$TBFW_size + x_ mv "$1" "$_dest" + + return 1 } extract_fspm() |