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| author | Alyssa Rosenzweig <alyssa@rosenzweig.io> | 2017-05-13 08:36:17 -0700 |
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| committer | Alyssa Rosenzweig <alyssa@rosenzweig.io> | 2017-05-13 08:36:17 -0700 |
| commit | 4023e32d806365234d0d931be8ebf15a7b728e4b (patch) | |
| tree | 9791723b56e33f94c2d744a45d55acf8bd2c2ba8 /docs/install/t400_external.md | |
| parent | a68fcbe31a9b7c75503e8e18ee59b5ed4ab8ac4c (diff) | |
| download | librebootfr-4023e32d806365234d0d931be8ebf15a7b728e4b.tar.gz librebootfr-4023e32d806365234d0d931be8ebf15a7b728e4b.zip | |
Pad code bottoms
Diffstat (limited to 'docs/install/t400_external.md')
| -rw-r--r-- | docs/install/t400_external.md | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/install/t400_external.md b/docs/install/t400_external.md index 8dc2204a..bb3a93e2 100644 --- a/docs/install/t400_external.md +++ b/docs/install/t400_external.md @@ -213,6 +213,7 @@ Log in as root on your BBB, using the instructions in Test that flashrom works: # ./flashrom -p linux\_spi:dev=/dev/spidev1.0,spispeed=512 + In this case, the output was: flashrom v0.9.7-r1854 on Linux 3.8.13-bone47 (armv7l) @@ -228,12 +229,15 @@ How to backup factory.rom (change the -c option as neeed, for your flash chip): # ./flashrom -p linux\_spi:dev=/dev/spidev1.0,spispeed=512 -r + factory.rom # ./flashrom -p linux\_spi:dev=/dev/spidev1.0,spispeed=512 -r + factory1.rom # ./flashrom -p linux\_spi:dev=/dev/spidev1.0,spispeed=512 -r + factory2.rom Note: the **-c** option is not required in libreboot's patched @@ -242,6 +246,7 @@ have been removed.\ Now compare the 3 images: # sha512sum factory\*.rom + If the hashes match, then just copy one of them (the factory.rom) to a safe place (on a drive connected to another system, not the BBB). This is useful for reverse engineering work, if there is a desirable @@ -258,6 +263,7 @@ address to one that is correct for your system.** Now flash it: # ./flashrom -p linux\_spi:dev=/dev/spidev1.0,spispeed=512 -w + path/to/libreboot/rom/image.rom -V  |