[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH] docs: document "ucode=" hypervisor command line option
On Mon, 2012-09-10 at 10:39 +0100, Jan Beulich wrote: > Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx> Acked and applied. Thanks. Can/will you take this for 4.2.0 too? > > --- a/docs/misc/xen-command-line.markdown > +++ b/docs/misc/xen-command-line.markdown > @@ -785,6 +785,19 @@ Specify the per-cpu trace buffer size in > > `= unstable | skewed` > > ### ucode > +> `= <integer>` > + > +Specify the CPU microcode update blob module index. When positive, this > +specifies the n-th module (in the GrUB entry, zero based) to be used > +for updating CPU micrcode. When negative, counting starts at the end of > +the modules in the GrUB entry (so with the blob commonly being last, > +one could specify `ucode=-1`). Note that the value of zero is not valid > +here (entry zero, i.e. the first module, is always the Dom0 kernel > +image). Note further that use of this option has an unspecified effect > +when used with xen.efi (there the concept of modules doesn't exist, and > +the blob gets specified via the `ucode=<filename>` config file/section > +entry; see [EFI configuration file description](efi.html)). > + > ### unrestricted\_guest > > `= <boolean>` > > > > _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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