diff options
| author | John Ogness <john.ogness@linutronix.de> | 2018-05-07 11:23:05 +0200 |
|---|---|---|
| committer | John Ogness <john.ogness@linutronix.de> | 2018-05-07 11:23:05 +0200 |
| commit | 27ffe6e29d41d7f8b39a0490709a4d912fc2f7ff (patch) | |
| tree | 7709789f8bd5ce404101f697a31fafff33fd359d /lx-trainer-vm/README | |
| parent | 33ee15be492c327b40d5da4fcf3adf0e19c75ada (diff) | |
secureboot: allow device or image specification
Rather than assuming the image file lx-trainer.img in the current
working directory, require an argument that specifies this. Also,
allow this argument to be a block device to perform the secure
boot preparation on devices already prepared with the image.
Signed-off-by: John Ogness <john.ogness@linutronix.de>
Diffstat (limited to 'lx-trainer-vm/README')
| -rw-r--r-- | lx-trainer-vm/README | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/lx-trainer-vm/README b/lx-trainer-vm/README index 80dd422..54ac9ff 100644 --- a/lx-trainer-vm/README +++ b/lx-trainer-vm/README @@ -1,6 +1,6 @@ lx-trainer ========== -v2018-04-20 +v2018-05-07 John Ogness <john.ogness@linutronix.de> @@ -38,8 +38,8 @@ The script can be run like this: Layer tarballs are unpacked using --numeric-owner to avoid any accidental incorrect username/uid and group/gid mappings. For the trainer image, the -"devel" user has uid/gid 1000/1000. So for files intended for devel's home -it is recommend to create the layer tarball using: +"devel" user has a uid/gid of 1000/1000. So for files intended for devel's +home it is recommend to create the layer tarball using: tar cvf mylayer.tar --owner=1000 --group=1000 --numeric-owner mydir @@ -48,9 +48,15 @@ make_lxtrainer_secureboot.sh ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ The "make_lxtrainer_secureboot.sh" script will convert the generated -image to use secure boot. This should be run on the generated image -*before* it is copied to the devices. The script assumes lx-trainer.img -is located in the current working directory and it will modify this -file in place. +image to use secure boot. To save you time, this should be run on the +generated image *before* it is copied to the devices. + + sudo ./make_lxtrainer_secureboot.sh lx-trainer.img + +However, you can also run it for a device that has already been +prepared with the image. +(Only an example! Verify destination devices *before* running!) + + sudo ./make_lxtrainer_secureboot.sh /dev/sde At some point this script will not be needed. But until then... |