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README: document more cmdline vars

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1 parent 1156a48 commit 69e29e4e9bf170b56c5e69d13ab98d3dbecc0ef9 @falconindy committed May 20, 2011
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  1. +18 −1 README.pod
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19 README.pod
@@ -115,11 +115,28 @@ the help for individual builders for more information.
Request a shell during the early userspace process. This occurs after all hooks
have been run, but prior to the root device being mounted.
+=item B<init=>I<path>
+
+An optional parameter to specify an alternate init system for userspace. If not
+specified, this defaults to /sbin/init.
+
=item B<loglevel=>I<#>
Sets the kernel log priority according to the number provided (1-8), with
larger values producing more output. See B<klogctl>(3) for an explanation of
-the values. If
+the values.
+
+=item B<root=>I<device>
+
+The root device to be mounted before leaving early userspace. This can take
+a number of different formats, such as:
+
+ root=/dev/sda2
+ root=LABEL=root
+ root=UUID=037b9d94-148e-4ee4-8d38-67bfe15bb535
+ root=MAJOR:MINOR
+
+This parameter, for obvious reasons, must be specified.
=item B<rootflags=>I<flags>

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