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README: Improved generic ESP32's esptool command

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It's still not enough to cover all devices but listing all combinations would overly complicate the instructions...
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Alex Duchesne 2022-07-07 12:27:21 -04:00
parent 8dbb601863
commit c5111c5358
1 changed files with 5 additions and 6 deletions
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@ -42,11 +42,10 @@ compatibility!
3. Select retro-go in the files list and flash it.
### Generic ESP32
This method is intended to be used when .fw support isn't available (when porting to a new device) or undesirable (devices with less than 4MB of flash).
1. Build a .img file (refer to **Building Retro-Go** below)
2. Erase the flash: `esptool.py erase_flash`
3. Flash the image: `esptool.py -b 921600 write_flash 0x0 retro-go_*.img`
This method is intended to be used when .fw support isn't available (when porting to a new device) or undesirable (devices with smaller flash).
1. Build a .img file (refer to [Building Retro-Go](#building-retro-go) below)
2. Flash the image: `esptool.py write_flash --flash_size detect 0x0 retro-go_*.img`
_Note: Your particular device may require extra steps (like holding a button during power up) or different esptool flags._
# Game covers
Game covers should be placed in the `romart` folder at the base of your sd card. You can obtain a pre-made pack from
@ -125,7 +124,7 @@ Patching esp-idf may be required for full functionality. Patches are located in
- Generate a .fw file to be installed with odroid-go-firmware (SD Card):
`./rg_tool.py build-fw` or `./rg_tool.py release` (clean build)
- Generate a .img to be flashed with esptool.py (Serial):
`./rg_tool.py build-img` or `./rg_tool.py release` (clean build)
`./rg_tool.py build-img` or `./rg_tool.py release` (clean build)
For a smaller build you can also specify which apps you want, for example the launcher + nes + gameboy only:
1. `./rg_tool.py build-fw launcher nofrendo-go gnuboy-go`