Re: [PATCH] tile: various console improvements

From: Greg Kroah-Hartman
Date: Mon Aug 12 2013 - 14:40:01 EST

On Tue, Aug 06, 2013 at 02:11:21PM -0400, Chris Metcalf wrote:
> This change improves and cleans up the tile console.
> - We enable HVC_IRQ support on tilegx, with the addition of a new
> Tilera hypervisor API for tilegx to allow a console IPI. If IPI
> support is not available we fall back to the previous polling mode.
> - We simplify the earlyprintk code to use CON_BOOT and eliminate some
> of the other supporting earlyprintk code.
> - A new tile_console_write() primitive is used to send output to
> the console and is factored out of the hvc_tile driver.
> This lets us support a "sim_console" boot argument to allow using
> simulator hooks to send output to the "console" as a slightly
> faster alternative to emulating the hardware more directly.
> Signed-off-by: Chris Metcalf <cmetcalf@xxxxxxxxxx>

Acked-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
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