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Re: [Qemu-devel] [PATCH] hw/timer: Add value matching support to aspeed_
From: |
Peter Maydell |
Subject: |
Re: [Qemu-devel] [PATCH] hw/timer: Add value matching support to aspeed_timer |
Date: |
Mon, 6 Jun 2016 15:01:53 +0100 |
On 27 May 2016 at 06:08, Andrew Jeffery <address@hidden> wrote:
> Value matching allows Linux to boot with CONFIG_NO_HZ_IDLE=y on the
> palmetto-bmc machine. Two match registers are provided for each timer.
>
> Signed-off-by: Andrew Jeffery <address@hidden>
> ---
>
> The change pulls out ptimer in favour of the regular timer infrastructure. As
> a
> consequence it implements the conversions between ticks and time which feels a
> little tedious. Any comments there would be appreciated.
So what would you need from ptimer to be able to implement value
matching with it; or is ptimer just too far away from what this
timer device needs to make that worthwhile ?
thanks
-- PMM