diff options
author | Nicholas Chin <nic.c3.14@gmail.com> | 2023-12-17 18:02:29 -0700 |
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committer | Nicholas Chin <nic.c3.14@gmail.com> | 2023-12-17 19:38:23 -0700 |
commit | ca28255db8f18dbcd2db077fb18a6075792ad41c (patch) | |
tree | badef59e64bded87ed1e4d1db51f1e1608ab0edf /util | |
parent | f481908135470d55124013bb8770148544979712 (diff) |
README.md: Add instructions for relaxing memory permissions
As this utility requires access to /dev/mem, the default protections of
Linux and OpenBSD must be relaxed to allow this. Make a note of this in
the instructions.
Diffstat (limited to 'util')
-rw-r--r-- | util/dell-flash-unlock/README.md | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/util/dell-flash-unlock/README.md b/util/dell-flash-unlock/README.md index 7d9b4b85..fd000efc 100644 --- a/util/dell-flash-unlock/README.md +++ b/util/dell-flash-unlock/README.md @@ -8,6 +8,8 @@ E6400, which mainly seem to be the Latitude and Precision lines starting from around 2008 (E6400 era). ## TL;DR +On Linux, ensure you are booting with the `iomem=relaxed` kernel parameter. +On OpenBSD, ensure you are booting with securelevel set to -1. Run `make` to compile the utility, and then run `sudo ./dell_flash_unlock` and follow the directions it outputs. |