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Update preserve_rom function to check if /tmp/cbfs-init.rom should be used. #10

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Jun 11, 2024
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Update preserve_rom function to check if /tmp/cbfs-init.rom should be used. #10

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9 changes: 7 additions & 2 deletions initrd/etc/ash_functions
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Original file line number Diff line number Diff line change
Expand Up @@ -38,14 +38,19 @@ TRACE() {

preserve_rom() {
TRACE "Under /etc/ash_functions:preserve_rom"
if [ "$CONFIG_CBFS_VIA_FLASHROM" = "y" ]; then
CBFS_ARG=" -o /tmp/cbfs-init.rom"
else
CBFS_ARG=""
fi
new_rom="$1"
old_files=`cbfs -t 50 -l 2>/dev/null | grep "^heads/"`
old_files=`cbfs -t 50 -l $CBFS_ARG 2>/dev/null | grep "^heads/"`

for old_file in `echo $old_files`; do
new_file=`cbfs.sh -o $1 -l | grep -x $old_file`
if [ -z "$new_file" ]; then
echo "+++ Adding $old_file to $1"
cbfs -t 50 -r $old_file >/tmp/rom.$$ \
cbfs -t 50 $CBFS_ARG -r $old_file >/tmp/rom.$$ \
|| die "Failed to read cbfs file from ROM"
cbfs.sh -o $1 -a $old_file -f /tmp/rom.$$ \
|| die "Failed to write cbfs file to new ROM file"
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