It is sometimes useful to be able to boot via EFI using a Linux initrd.
Add support for this.

Fix a 'specifiy' typo while here.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Mark Kettenis <kettenis@openbsd.org>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>

There are backslashes in some of the tags which seems to be unnecessary.
Remove then.

Change the word 'either' to 'any' since there are three options.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>

Add the description of CLI commands to the generated index.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>

For indicating the address and size of a memory region other commands use a
<addr>[:<size>] syntax. Do the same for bootefi.

Fixes: 2058983689f0 ("cmd: bootefi: restore ability to boot arbitrary blob")
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>

A image_size parameter has been added to the bootefi parameter.
Describe all parameters.

Correct how the description of how the device-path in the loaded
image protocol is determined.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>

* add link to booti man-page
* correct link description for efidebug command
* correct punctuation

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>

Currently all shell command docs are put in the doc/usage root.
Let's group them into cmd/ sub-directory.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>