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Documentation/kernel-parameters: add missing pciserial to the earlyprintk 

The PCI based UART can be specified for earlyprintk with the 'pciserial'
parameter from the ea9e9d802. This patch adds missing information about
this parameter.

Signed-off-by: Alexander Kuleshov <kuleshovmail@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Alexander Kuleshov 2015-06-10 23:21:15 +06:00 committed by Jonathan Corbet
parent ce9ae951d4
commit c43088e3b8
1 changed files with 1 additions and 0 deletions
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Documentation/kernel-parameters.txt
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@ -1009,6 +1009,7 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
earlyprintk=serial[,0x...[,baudrate]]
earlyprintk=ttySn[,baudrate]
earlyprintk=dbgp[debugController#]
earlyprintk=pciserial,bus:device.function[,baudrate]
earlyprintk is useful when the kernel crashes before
the normal console is initialized. It is not enabled by