Emergency recovery
Symptoms - router doesn't boot, blinking green and red
You can also enter the router into Recovery mode by holding Reset and then connecting the power.
Recovery steps:
- Compile sercomm-recovery under the Linux:
git clone https://github.com/danitool/sercomm-recovery.git
make
- Connect the router with a cable and run sercomm-recovery:
-
For Turbo + with 128 MB NAND:
sudo ./sercomm-recovery enp0s3 recovery_turboplus_stock.bin
this file is for Turbo+ only, it isn't suitable for Turbo without plus, with 256 MB NAND -
For GIGA:
sudo ./sercomm-recovery enp0s3 recovery_giga_stock.bin
where the enp0s3 network interface connected the router.
ifconfig - list on available network interfaces
- Wait until the router is flashed and rebooted.
Download ready recovery images for Turbo+ and GIGA
How to make own recovery images:
- Contcat all mtd backup into one file:
cat mtd0 ... mtd10 > full.bin
- Add OOB data:
bbe -b ":512" -e "A 0000000000000000" full.bin -o full-oob.bin
Thanks to @Kar200 for the idea and initial testing on Sercomm S3 (almost twin of Turbo+).