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From: Jerry Van Baren <gerald.vanbaren@ge.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] Multiple device support -- sorry state :(
Date: Wed, 08 Apr 2009 15:19:19 -0400	[thread overview]
Message-ID: <49DCF8B7.8020904@ge.com> (raw)
In-Reply-To: <Pine.LNX.4.64ksi.0904081105100.20899@home-gw.koi8.net>

ksi at koi8.net wrote:
> OK, this is _NOT_ just multiple I2C adapters... The entire thing is
> fundamentally broken.
> 
> One supposed to have _THE_ device and only this device is somehow supported.
> 
> Now it is USB. Each and every USB driver exports the same set of functions,
> submit_XXX_msg(...) That means there can be one and only one USB device in
> the system.

[snip the badly scorched spot ;-)]

> USB keyboard is another grand kludge deserving its own chapter... As of now
> one can only switch to it from command line because USB is not even
> initialized until do_usb() from cmd_usb.c is called... What if we do NOT
> have a serial console at all?

Dumb question because I have not looked seriously at the v2 fork of 
u-boot: how does the v2 fork handle this?  Better?  Since the v2 fork 
uses (or is close to) the linux driver model, I would expect it to be 
better.

Best regards,
gvb

  reply	other threads:[~2009-04-08 19:19 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-04-08 19:00 [U-Boot] Multiple device support -- sorry state :( ksi at koi8.net
2009-04-08 19:19 ` Jerry Van Baren [this message]
2009-04-08 19:25   ` ksi at koi8.net
2009-04-08 20:03     ` Robert Schwebel
2009-04-08 20:18       ` ksi at koi8.net
2009-04-08 20:43         ` Robert Schwebel
2009-04-08 21:08           ` ksi at koi8.net
2009-04-08 21:25             ` ksi at koi8.net
2009-04-08 21:34               ` Robert Schwebel
2009-04-08 21:58                 ` ksi at koi8.net
2009-04-08 20:02   ` Robert Schwebel

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