Subject: Re: pcmcia io alloc and map (can this be right?)
To: Garrett D'Amore <garrett_damore@tadpole.com>
From: Garrett D'Amore <garrett_damore@tadpole.com>
List: tech-kern
Date: 02/18/2006 14:03:09
Garrett D'Amore wrote:
> int au_gpio_read(int);
> void au_gpio_write(int, int);
> int au_gpio_ctl(int, int);
>
> int au_gpio2_read(int);
> void au_gpio2_write(int, int);
> int au_gpio2_ctl(int, int);
> PCMCIA is "funny".
>
> There is an attempt to make the bus spaces exposed to code (drivers)
> either zero based or based off of some small value.  This emulates the
> IO space addresses of 0xYYY (where YYY is small) that are used in PCs,
> for which PCMCIA is designed.
>   

Sorry for the pasto error .. every now and then thunderbird seems to do
that to me.  My message starts at PCMCIA is "funny".  The gpio bits are
obviously irrelevant.

--
Garrett D'Amore, Principal Software Engineer
Tadpole Computer / Computing Technologies Division,
General Dynamics C4 Systems
http://www.tadpolecomputer.com/
Phone: 951 325-2134  Fax: 951 325-2191