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| author | Alyssa Rosenzweig <alyssa@rosenzweig.io> | 2017-03-17 23:50:52 -0700 |
|---|---|---|
| committer | Alyssa Rosenzweig <alyssa@rosenzweig.io> | 2017-03-17 23:50:52 -0700 |
| commit | dd3a800d82e0b9a4f1a785d61fd17fa202cb0e2c (patch) | |
| tree | 091cb7de98272ff37354fb4ebcd5a47b9e7180a1 /docs/gnulinux/grub_cbfs.md | |
| parent | 14ac959780ab3dc09559a17d4c12b7fd3705be6f (diff) | |
| download | librebootfr-dd3a800d82e0b9a4f1a785d61fd17fa202cb0e2c.tar.gz librebootfr-dd3a800d82e0b9a4f1a785d61fd17fa202cb0e2c.zip | |
I can escape good
Diffstat (limited to 'docs/gnulinux/grub_cbfs.md')
| -rw-r--r-- | docs/gnulinux/grub_cbfs.md | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/docs/gnulinux/grub_cbfs.md b/docs/gnulinux/grub_cbfs.md index 14f0ef5b..e51912f0 100644 --- a/docs/gnulinux/grub_cbfs.md +++ b/docs/gnulinux/grub_cbfs.md @@ -130,7 +130,7 @@ image file is named *libreboot.rom*, so please make sure to adapt. ROM images are included pre-compiled in libreboot. You can also dump your current firmware, using flashrom: - \$ sudo flashrom -p internal -r libreboot.rom + $ sudo flashrom -p internal -r libreboot.rom # flashrom -p internal -r libreboot.rom If you are told to specify the chip, add the option **-c {your chip}** to the command, for example: @@ -144,7 +144,7 @@ Extract grubtest.cfg from the ROM image {#extract_testconfig} You can check the contents of the ROM image, inside CBFS: - \$ cd .../libreboot\_util/cbfstool** \$ ./cbfstool libreboot.rom + $ cd .../libreboot\_util/cbfstool** \$ ./cbfstool libreboot.rom print** The files *grub.cfg* and *grubtest.cfg* should be present. grub.cfg is @@ -154,7 +154,7 @@ reduce the possibility of bricking your device, so DO NOT SKIP THIS! Extract grubtest.cfg from the ROM image: - \$ ./cbfstool libreboot.rom extract -n grubtest.cfg -f grubtest.cfg + $ ./cbfstool libreboot.rom extract -n grubtest.cfg -f grubtest.cfg Modify the grubtest.cfg accordingly. @@ -166,7 +166,7 @@ Re-insert the modified grubtest.cfg into the ROM image {#reinsert_modified_testc Once your grubtest.cfg is modified and saved, delete the unmodified config from the ROM image: - \$ ./cbfstool libreboot.rom remove -n grubtest.cfg + $ ./cbfstool libreboot.rom remove -n grubtest.cfg Next, insert the modified version: @@ -182,7 +182,7 @@ Testing [../install/#flashrom](../install/#flashrom) for information on how to flash it. - \$ cd /libreboot\_util** # **./flash update libreboot.rom + $ cd /libreboot\_util** # **./flash update libreboot.rom Ocassionally, coreboot changes the name of a given board. If flashrom complains about a board mismatch, but you are sure that you chose the correct ROM image, then run this alternative command: @@ -220,11 +220,11 @@ grub.cfg** Delete the grub.cfg that remained inside the ROM: - \$ ./cbfstool libreboot.rom remove -n grub.cfg + $ ./cbfstool libreboot.rom remove -n grub.cfg Add the modified version that you just made: - \$ ./cbfstool libreboot.rom add -n grub.cfg -f grub.cfg -t raw + $ ./cbfstool libreboot.rom add -n grub.cfg -f grub.cfg -t raw **Now you have a modified ROM. Again, refer back to [../install/#flashrom](../install/#flashrom) for information on how to |