doc, xen: Mention 'earlyprintk=xen' in the documentation.

[pandora-kernel.git] / Documentation / kernel-parameters.txt

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 6c72381..c4cc199 100644 (file)
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -754,6 +754,7 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
 
        earlyprintk=    [X86,SH,BLACKFIN]
                        earlyprintk=vga
+                       earlyprintk=xen
                        earlyprintk=serial[,ttySn[,baudrate]]
                        earlyprintk=ttySn[,baudrate]
                        earlyprintk=dbgp[debugController#]
@@ -771,6 +772,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
                        The VGA output is eventually overwritten by the real
                        console.
 
+                       The xen output can only be used by Xen PV guests.
+
        ekgdboc=        [X86,KGDB] Allow early kernel console debugging
                        ekgdboc=kbd