Merge branches 'x86/early-printk', 'x86/microcode' and 'core/objtool' into x86/urgent...
[sfrench/cifs-2.6.git] / Documentation / admin-guide / kernel-parameters.txt
index b90fe3b6bc6c78555d5470bbfec95fd7bd691063..81d1d5a7472804e50a663480ef92dc67abc71ab5 100644 (file)
                        earlyprintk=serial[,0x...[,baudrate]]
                        earlyprintk=ttySn[,baudrate]
                        earlyprintk=dbgp[debugController#]
-                       earlyprintk=pciserial,bus:device.function[,baudrate]
+                       earlyprintk=pciserial[,force],bus:device.function[,baudrate]
                        earlyprintk=xdbc[xhciController#]
 
                        earlyprintk is useful when the kernel crashes before
 
                        The sclp output can only be used on s390.
 
+                       The optional "force" to "pciserial" enables use of a
+                       PCI device even when its classcode is not of the
+                       UART class.
+
        edac_report=    [HW,EDAC] Control how to report EDAC event
                        Format: {"on" | "off" | "force"}
                        on: enable EDAC to report H/W event. May be overridden