Subject: Re: 3.3V support in pcmcia pcic code
To: None <tech-kern@netbsd.org>
From: Thor Lancelot Simon <tls@rek.tjls.com>
List: tech-kern
Date: 11/07/2001 17:59:59
On Wed, Nov 07, 2001 at 03:36:23PM -0700, Warner Losh wrote:
> In message <878zdip8j4.fsf@snark.piermont.com> "Perry E. Metzger" writes:
> : 
> : Takahiro Kambe <taca@sky.yamashina.kyoto.jp> writes:
> : > In message <200111060738.fA67cY721682@harmony.village.org>
> : > 	on Tue, 06 Nov 2001 00:38:34 -0700,
> : > 	Warner Losh <imp@harmony.village.org> wrote:
> : > Hi, Warner,
> : > 
> : > > Maybe I'm being blind, but I don't see any support for 3.3V cards in
> : > > the NetBSD pcmcia stack nor in the pcic driver.
> : > AFAIK, sadlly you are correct.
> : 
> : What are the implications of all of this? Is this a serious problem
> : with the world moving to CardBus?
> 
> It means that we can't use 3.3V 16-bit cards unless the bridge does
> the right voltage frobbing automatically despite what we tell it.

One consequence of our inability to set the voltage (period, as I recall,
not just to 3.3V) is that we corrupt certain compactflash cards when writing 
to them.

-- 
Thor Lancelot Simon	                                      tls@rek.tjls.com
    And now he couldn't remember when this passion had flown, leaving him so
  foolish and bewildered and astray: can any man?
						   William Styron