libreboot

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commit 0dd3c4bae6c7c61f98f90a06bbd6406e14ce5c99
parent 99febfd2ad2c8d26785ab623b1a06db5dbc96b79
Author: Leah Rowe <info@minifree.org>
Date:   Mon, 22 Aug 2016 10:04:56 +0100

backport changes to html branch

Diffstat:
docs/libreboot.texi | 3+++
1 file changed, 3 insertions(+), 0 deletions(-)

diff --git a/docs/libreboot.texi b/docs/libreboot.texi @@ -2676,6 +2676,9 @@ However if you have mistakenly disabled developer mode and locked yourself out, @subsubsection How to program an SPI flash chip with the BeagleBone Black or Teensy 3.1 This document exists as a guide for reading from or writing to an SPI flash chip with the BeagleBone Black, using the @uref{http://flashrom.org/Flashrom,flashrom} software. A BeagleBone Black, rev. C was used when creating this guide, but earlier revisions may also work. +This document exists for the Debian system usually preinstalled when you buy the BeagleBone. At the time of writing this tutorial, that was Debian Wheezy, though it may have changed since then. For simplicity, you might prefer to use the screwdriver distro instead, which is based on openwrt and has SPI flashing and EHCI debugging enabled by default: See @uref{https://www.coreboot.org/BBB_screwdriver,https://www.coreboot.org/BBB_screwdriver} and +@uref{https://www.coreboot.org/BeagleBone_Black_-_screwdriver,https://www.coreboot.org/BeagleBone_Black_-_screwdriver} + There was no justification for a further section for the Teensy. Simply refer to @uref{https://www.flashrom.org/Teensy_3.1_SPI_%2B_LPC/FWH_Flasher#ISP_Usage,this page on flashrom.org} for information about how to set it up, and correlate that with the pins on the SPI flash chip as per other guides in the libreboot documentation for each board. At the time of writing, the teensy is tested for flashing on the ThinkPad X200, but it should work for other targets. here is a photo of the setup for Teensy: @uref{http://h5ai.swiftgeek.net/IMG_20160601_120855.jpg,http://h5ai.swiftgeek.net/IMG_20160601_120855.jpg}. Onto the BeagleBone black...