pmaports/device/testing/firmware-motorola-ocean/moto-modem-rfs-setup.initd
Ultracoolguy a60ef9725d
firmware-motorola-ocean: Initial modem support (MR 2295)
On top of the firmware we already have, we also need device-specific
modem firmware. Use script from firmware-motorola-potter(credit goes to
Sireesh Kodali). Also imitate the logic in firmware-motorola-potter.
2021-07-02 13:42:31 -07:00

40 lines
1.1 KiB
Text

#!/sbin/openrc-run
description="Setup modem firmware for tqftpserv"
depend() {
before tqftpserv
}
start()
{
MODEM_FIRMWARE_DIR="/lib/firmware/postmarketos/persist"
# The firmware present here is unique to each device
# Using the firmware of one device on another can will simply fail
# This is needed because motorola devices derive IMEI and other unique
# IDs from these files
# See also: https://forum.xda-developers.com/g5-plus/how-to/fix-persist-resolve-imei0-explanation-t3825147
if [ ! -d $MODEM_FIRMWARE_DIR ]; then
# Make a copy of the firmware if its not already made
# Use the copy instead of the original, because if due to some error
# somehow the firmware gets corrupted, the original firmware will
# still be available on the 'persist' partition
PERSIST_PATH="/tmp/persist"
PERSIST_DEV="/dev/disk/by-partlabel/persist"
mkdir -p $PERSIST_PATH
mount $PERSIST_DEV -o ro,noatime $PERSIST_PATH
mkdir $MODEM_FIRMWARE_DIR
cp -R "$PERSIST_PATH"/rfs/msm/mpss/ "$MODEM_FIRMWARE_DIR"/readwrite
umount $PERSIST_DEV
rmdir $PERSIST_PATH
fi
ln -s "$MODEM_FIRMWARE_DIR"/readwrite/ /tmp/tqftpserv
}