Re: [PATCH] [v3] tty/powerpc: introduce the ePAPR embedded hypervisor byte channel driver

Tabi Timur-B04825 <[email protected]> Fri, 22 Jul 2011 19:00:40 +0000
Newsgroups gmane.linux.console,gmane.linux.ports.ppc64.devel,gmane.linux.kernel
Message-ID <CAOZdJXVD6=UizQjgNK-rJm2hDpZG+Gupo6+M3wW-VS7O1rTo_Q@mail.gmail.com>
On Fri, Jul 8, 2011 at 7:06 PM, Timur Tabi <[email protected]> wrote:
> The ePAPR embedded hypervisor specification provides an API for "byte
> channels", which are serial-like virtual devices for sending and rece=
iving
> streams of bytes. =A0This driver provides Linux kernel support for by=
te
> channels via three distinct interfaces:
>
> 1) An early-console (udbg) driver. =A0This provides early console out=
put
> through a byte channel. =A0The byte channel handle must be specified =
in a
> Kconfig option.
>
> 2) A normal console driver. =A0Output is sent to the byte channel des=
ignated
> for stdout in the device tree. =A0The console driver is for handling =
kernel
> printk calls.
>
> 3) A tty driver, which is used to handle user-space input and output.=
 =A0The
> byte channel used for the console is designated as the default tty.
>
> Signed-off-by: Timur Tabi <[email protected]>
> ---

Greg,

I just want to make sure you haven't forgotten this patch.  Will you
be picking it up for 3.1?

--=20
Timur Tabi
Linux kernel developer at Freescale
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