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From: Wolfram Sang <wsa@the-dreams.de>
To: Sebastian Frias <sf84@laposte.net>
Cc: Sudip Mukherjee <sudipm.mukherjee@gmail.com>,
	linux-parport@lists.infradead.org, philb@gnu.org,
	tim@cyberelk.net, Jean Delvare <jdelvare@suse.com>,
	linux-i2c@vger.kernel.org
Subject: Re: True Parallel Port Interface for Bit-banging?
Date: Tue, 25 Oct 2016 19:17:59 +0200	[thread overview]
Message-ID: <20161025171752.GA4274@katana> (raw)
In-Reply-To: <580F72AF.9070900@laposte.net>

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> Or is the "timing issue" you talk about more related to unpredictable
> latencies due to the way the SW virtualisation works?

Yes, it is all about latencies and meeting deadlines. This is probably
why the application is DOS after all.

> What about emulation? Do you think emulation would be more predictable?

No difference as long as there is a multi-tasking OS in the background.
Yes, the RT patchset might help...


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  reply	other threads:[~2016-10-25 17:18 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-10-25 11:21 True Parallel Port Interface for Bit-banging? Sebastian Frias
2016-10-25 12:09 ` Wolfram Sang
2016-10-25 14:20   ` Sebastian Frias
2016-10-25 14:29     ` Wolfram Sang
2016-10-25 14:56       ` Sebastian Frias
2016-10-25 17:17         ` Wolfram Sang [this message]
2016-10-26  0:04         ` Maciej S. Szmigiero
2016-10-26  5:20           ` [Linux-parport] " Jan Kandziora
2016-10-28 10:25           ` Sebastian Frias
2016-10-28 23:12             ` Maciej S. Szmigiero
2016-11-07 12:44               ` Sebastian Frias
2016-11-07 23:53                 ` Maciej S. Szmigiero
2016-10-25 13:22 ` Jean Delvare
2016-10-25 16:12   ` Sebastian Frias

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