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game-and-watch-backup
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updated readme and scripts usage

This commit is contained in:
al3x10m 2020-12-29 12:49:56 +02:00 committed by Konrad Beckmann
parent 4f8041cf5d
commit 718ff9c1a4
3 changed files with 8 additions and 4 deletions
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2
2_backup_flash.sh
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@ -3,7 +3,7 @@
source config.sh $1
if [[ $# -ne 1 ]]; then
echo "Usage: backup_flash.sh <Adapter: jlink or stlink>"
echo "Usage: backup_flash.sh <Adapter: jlink or stlink or rpi>"
exit 1
fi

8
README.md
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@ -4,7 +4,7 @@ This repository contains pre-built tools for backing up & restoring the original
What you'll need:
- A Game & Watch in original state
- An ARM debug probe (Tested with J-Link and ST-Link compatible devices)
- An ARM debug probe (Tested with J-Link and ST-Link compatible devices) or a Raspberry Pi
- Connections to the [debug port](https://twitter.com/ghidraninja/status/1326860677353512960) - testclips or soldered wires work well!
- A computer with Ubuntu 20.04 or compatible.
@ -33,6 +33,10 @@ Please either use an official ST-Link (not one of the small USB stick clones) or
Programmers we had a lot of trouble with: J-Link EDU Mini (does not work), cheap ST-Link clones.
### Raspberry Pi host
You can use a Raspberry Pi to back up your Game and Watch. In this case you should use a Raspbian install and follow the steps in the Ubuntu setup section but on Raspberry Pi. You need to use 3 wires: GPIO25 for SWCLK,GPIO24 for SWDIO and GND for GND (in BCM pinout notation) or you can hardcode your own gpios in openocd/rpi.cfg. A quick pinout reference on RPi can be seen by opening a terminal and running `pinout`.
### Ubuntu setup
Install the required tools:
@ -104,7 +108,7 @@ Your device was not modified by the scripts, so it should just continue to work
Step 3 will change the internal flash of the device. If this step fails it will leave your device in a bricked state. To recover from it run:
```
./scripts/flashloader.sh <stlink or jlink> ./backups/flash_backup.bin
./scripts/flashloader.sh <stlink or jlink or rpi> ./backups/flash_backup.bin
```
If the script can't connect to the device, press & hold down power on the device while running flashloader & try to FULLY powercycle the target between attempts.

2
config.sh
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@ -13,6 +13,6 @@ ADAPTER=$1
mkdir -p logs backups
if [[ $# -ne 1 ]] && [[ ! "$0" =~ .*"config.sh" ]]; then
echo "Usage: $0 <Adapter: jlink or stlink>"
echo "Usage: $0 <Adapter: jlink or stlink or rpi>"
exit 1
fi