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Re: [Qemu-devel] [PATCH] console: Implementing blinking of cursor

From: Jan Kiszka
Subject: Re: [Qemu-devel] [PATCH] console: Implementing blinking of cursor
Date: Tue, 03 Jul 2012 16:50:13 +0200
User-agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv: Gecko/20080226 SUSE/ Thunderbird/ Mnenhy/

On 2012-07-03 16:41, Stefan Weil wrote:
> Am 02.07.2012 10:20, schrieb Jan Kiszka:
>> Let the text console cursor blink at 5 HZ.
>> Signed-off-by: Jan Kiszka <address@hidden>
>> ---
>> console.c | 26 +++++++++++++++++++++++++-
>> 1 files changed, 25 insertions(+), 1 deletions(-)
> Hi Jan,
> I know that there was a "bug" report. Nevertheless I'd like
> to ask whether QEMU really needs a blinking text cursor.
> Blinking cursors are a matter of taste. I personally don't
> want a blinking cursors. Nor do I want programs which
> wake my cpu 5 times a second for something which I
> don't need.
> It's possible to get a blinking cursor without your patch
> by redirecting QEMU's text console to one of the common
> X terminal emulations (xterm, konsole, ...).
> When QEMU gets GTK support, it might use a terminal
> emulation which allows configurable cursor blinking.
> IMHO that would be better than implementing that feature
> in QEMU code.
> That's why I suggest not to apply the patch.

Well, *if* there should be heavy resistance against this patch, we may
postpone it. But I consider the feature useful to identify the cursor
position and check visually the liveliness of QEMU.

However, the VGA blinking is a feature that should go in, specifically
as there is no impact on wakeups and it fixes an emulation deficit.


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Corporate Competence Center Embedded Linux

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