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

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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