From: Jan Kiszka <jan.kiszka@siemens.com>
To: Sebastian Herbszt <herbszt@gmx.de>
Cc: Simon Bienlein <simon@linux-fuer-blinde.de>,
Volker Ruppert <info@vruppert.de>,
Qemu-devel@nongnu.org, kvm@vger.kernel.org
Subject: Re: [Qemu-devel] Re: Question about KVM and PC speaker
Date: Wed, 06 May 2009 12:34:31 +0200 [thread overview]
Message-ID: <4A0167B7.2050200@siemens.com> (raw)
In-Reply-To: <3D0ED7CD58CF4D37904670A5A85AE2C7@FSCPC>
Sebastian Herbszt wrote:
> Simon Bienlein wrote:
>> Is a support for BIOS worked on right now?
>
> The vgabios (vgabios.c) has a "FIXME should beep". Volker, do you plan
> to fix this?
>
> Which frequency should be used for the beep? Which delay?
I would try 1 KHz and some hundred milliseconds.
> Getting a delay using "inb(0x61) & 0x10" is still a no go on qemu, right?
Looks like (should be far too inaccurate for longer delays). What about
0x40:0x6c, the BIOS' daily timer counter?
Jan
--
Siemens AG, Corporate Technology, CT SE 2
Corporate Competence Center Embedded Linux
WARNING: multiple messages have this Message-ID (diff)
From: Jan Kiszka <jan.kiszka@siemens.com>
To: Sebastian Herbszt <herbszt@gmx.de>
Cc: Qemu-devel@nongnu.org, kvm@vger.kernel.org,
Simon Bienlein <simon@linux-fuer-blinde.de>
Subject: Re: [Qemu-devel] Re: Question about KVM and PC speaker
Date: Wed, 06 May 2009 12:34:31 +0200 [thread overview]
Message-ID: <4A0167B7.2050200@siemens.com> (raw)
In-Reply-To: <3D0ED7CD58CF4D37904670A5A85AE2C7@FSCPC>
Sebastian Herbszt wrote:
> Simon Bienlein wrote:
>> Is a support for BIOS worked on right now?
>
> The vgabios (vgabios.c) has a "FIXME should beep". Volker, do you plan
> to fix this?
>
> Which frequency should be used for the beep? Which delay?
I would try 1 KHz and some hundred milliseconds.
> Getting a delay using "inb(0x61) & 0x10" is still a no go on qemu, right?
Looks like (should be far too inaccurate for longer delays). What about
0x40:0x6c, the BIOS' daily timer counter?
Jan
--
Siemens AG, Corporate Technology, CT SE 2
Corporate Competence Center Embedded Linux
next prev parent reply other threads:[~2009-05-06 10:34 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-22 19:02 [Qemu-devel] Question about KVM and PC speaker Simon Bienlein
2009-04-23 7:45 ` [Qemu-devel] " Jan Kiszka
2009-04-23 8:32 ` Samuel Thibault
2009-04-23 9:06 ` Kevin Wolf
2009-04-23 9:23 ` Samuel Thibault
2009-04-23 9:15 ` Jan Kiszka
2009-04-23 9:25 ` Samuel Thibault
2009-04-23 9:33 ` Jan Kiszka
2009-04-23 9:50 ` Avi Kivity
2009-04-23 10:29 ` Jan Kiszka
2009-04-23 10:29 ` Jan Kiszka
2009-04-23 11:09 ` Avi Kivity
2009-04-23 11:09 ` Avi Kivity
2009-04-23 17:42 ` Jan Kiszka
2009-04-23 17:42 ` Jan Kiszka
2009-05-04 16:34 ` Simon Bienlein
2009-05-04 16:34 ` Simon Bienlein
2009-05-04 20:29 ` Jan Kiszka
2009-05-04 20:56 ` Samuel Thibault
2009-05-04 20:56 ` [Qemu-devel] " Samuel Thibault
2009-05-04 21:00 ` Jan Kiszka
2009-05-05 15:59 ` Simon Bienlein
2009-05-05 22:34 ` Sebastian Herbszt
2009-05-05 22:34 ` Sebastian Herbszt
2009-05-06 10:34 ` Jan Kiszka [this message]
2009-05-06 10:34 ` Jan Kiszka
2009-05-06 20:55 ` Sebastian Herbszt
2009-05-06 20:55 ` Sebastian Herbszt
2009-05-07 8:12 ` Jan Kiszka
2009-05-07 8:12 ` Jan Kiszka
2009-05-09 22:21 ` Sebastian Herbszt
2009-05-09 22:21 ` Sebastian Herbszt
2009-05-12 7:32 ` Jan Kiszka
2009-05-12 7:32 ` Jan Kiszka
2009-05-12 21:06 ` Sebastian Herbszt
2009-05-12 21:06 ` Sebastian Herbszt
2009-05-12 21:50 ` Jan Kiszka
2009-05-12 21:50 ` Jan Kiszka
2009-05-12 22:21 ` Sebastian Herbszt
2009-05-12 22:21 ` Sebastian Herbszt
2009-05-12 22:27 ` Samuel Thibault
2009-05-12 22:37 ` malc
2009-05-12 22:37 ` [Qemu-devel] " malc
2009-05-14 19:48 ` Sebastian Herbszt
2009-05-14 19:48 ` Sebastian Herbszt
2009-05-14 22:01 ` malc
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