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From: Gerd Hoffmann <kraxel@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Amos Kong <akong@redhat.com>,
	qemu-devel@nongnu.org, Luiz Capitulino <lcapitulino@redhat.com>
Subject: Re: [Qemu-devel] [PATCH] monitor: intervally send down events to guest in hold time
Date: Mon, 22 Apr 2013 15:35:07 +0200	[thread overview]
Message-ID: <51753C8B.5080504@redhat.com> (raw)
In-Reply-To: <51753505.9020107@redhat.com>

  Hi,

>> But isn't this patch the equivalent of repeatedly pressing and releasing a
>> key? Shouldn't this be implemented at a lower-level layer like the input
>> subsystem?

ps/2 keyboard emulation would probably the place to do it.

I'm pretty sure not all keyboard types have auto-repeat.  The linux
kernel input layer has code to generate the auto-repeat kbd events in
software, and that code is there for a reason I guess ...

> No, this patch is implementing what the microcontroller does, i.e. 10
> presses + 1 release.  I'm not sure it is the right level to do it (the
> rate/delay should be at least customizable from the board), but the
> logic is right and if someone else needs more configurability we can add
> it later.

IIRC the (ps/2) kbd controller can be programmed with rate+delay.

cheers,
  Gerd

  reply	other threads:[~2013-04-22 13:35 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-19  4:44 [Qemu-devel] [PATCH] monitor: intervally send down events to guest in hold time Amos Kong
2013-04-20 16:06 ` Eric Blake
2013-04-22  7:32   ` Amos Kong
2013-04-22  8:09     ` Amos Kong
2013-04-22  9:33       ` Paolo Bonzini
2013-04-22 12:43         ` Luiz Capitulino
2013-04-22 13:03           ` Paolo Bonzini
2013-04-22 13:35             ` Gerd Hoffmann [this message]
2013-04-22 14:32               ` Paolo Bonzini
2013-04-22 15:20                 ` Gerd Hoffmann
2013-04-22 15:41                   ` Paolo Bonzini
2013-04-22 14:02             ` Anthony Liguori
2013-04-22 14:22               ` Luiz Capitulino
2013-04-23  2:24               ` Amos Kong
2013-04-22  8:25     ` [Qemu-devel] [PATCH] ui/input.c: replace magic numbers by macros Amos Kong
2013-04-22 16:25     ` [Qemu-devel] [PATCH] monitor: intervally send down events to guest in hold time Eric Blake
2013-05-14 12:42 ` Laszlo Ersek
2013-05-14 14:55   ` Anthony Liguori
2013-05-15  8:13     ` Amos Kong

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