Update README.md

Removed the BUG information now that the mandatory bug template requests all of this information.

Now that netboot and USB MSD are no longer beta make this less prominent because users not familiar with Pi4 firmware should not be directed straight towards beta releases which might not work with their current OS
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Tim Gover
2020-08-16 16:43:13 +01:00
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# rpi-eeprom # rpi-eeprom
This repository contains the scripts and pre-compiled binaries used to create the rpi-eeprom package which is used to update the Raspberry Pi4 bootloader EEPROM. This repository contains the scripts and pre-compiled binaries used to create the rpi-eeprom package which is used to update the Raspberry Pi4 bootloader and VLI EEPROMs.
# Support # Support
For bootloader support the best place to start is the Raspberry Pi [General Users forum](https://www.raspberrypi.org/forums/viewforum.php?f=63) or for discussion of beta releases try the [Advanced Users forum](https://www.raspberrypi.org/forums/viewforum.php?f=29&sid=9bbc277968ad953e77749b255d0ce3a2) Please check the Raspberry Pi [General Users forum](https://www.raspberrypi.org/forums/viewforum.php?f=63) if you have a support question.
N.B. Direct e-mail support questions will be ignored. # Reset to factory defaults
The [Raspberry Pi Imager](https://www.raspberrypi.org/downloads/) provides a EEPROM recovery image which may be used to reset the bootloader and VLI EEPROMs to factory defaults.
# Rescue image
If the Raspberry Pi4 is not booting, then it's very unlikely that the EEPROM is corrupted. The first thing that you should check is that the OS image was correctly installed using the Raspberry Pi Imager which is available on the [downloads page](https://www.raspberrypi.org/downloads/). If that doesn't work or you wish to revert EEPROM configuration changes to factory defaults then you can also create an EEPROM recovery SD card image using the Raspberry Pi Imager.
# Bootloader documentation # Bootloader documentation
* [The boot folder](https://www.raspberrypi.org/documentation/configuration/boot_folder.md) * [The boot folder](https://www.raspberrypi.org/documentation/configuration/boot_folder.md)
* [Config.txt boot options](https://www.raspberrypi.org/documentation/configuration/config-txt/boot.md) * [Config.txt boot options](https://www.raspberrypi.org/documentation/configuration/config-txt/boot.md)
* [Bootloader EEPROM](https://www.raspberrypi.org/documentation/hardware/raspberrypi/booteeprom.md) * [Bootloader EEPROM](https://www.raspberrypi.org/documentation/hardware/raspberrypi/booteeprom.md)
* [Bootloader configuration](https://www.raspberrypi.org/documentation/hardware/raspberrypi/bcm2711_bootloader_config.md) * [Bootloader configuration](https://www.raspberrypi.org/documentation/hardware/raspberrypi/bcm2711_bootloader_config.md)
* [Release notes](firmware/release-notes.md)
# Bug reports * [Releases](releases.md)
Bootloader bugs are especially difficult to describe because there's no display. Where possible please include the following information in order to help identify the problem.
* EEPROM version (vcgencmd bootloader_version or the pieeprom filename)
* EEPROM config (from rpi-eeprom-config)
* UART trace using USB serial cable
* Wireshark trace for network boot. Filtering for DHCP and TFTP protocols or by mac-address for the Pi4 is fine.
# BETA versions of the bootloader
If you want to try the BETA version of the bootloader then we recommend that you always try this with a spare sd-card and are familiar with using the Raspberry Pi Imager to create recovery images to restore factory settings. For debugging you may find a USB serial cable useful.
See also - [Firmware release status](https://www.raspberrypi.org/documentation/hardware/raspberrypi/booteeprom.md)
Beta features are always documented [here](https://github.com/raspberrypi/rpi-eeprom/blob/master/firmware/release-notes.md) first. Once the configuration has stabalised then the [Bootloader configuration](https://www.raspberrypi.org/documentation/hardware/raspberrypi/bcm2711_bootloader_config.md) will be updated, however, there's normally a bit of a delay in order to allow official documentation to be reviewed.