Re: pcmcia support with no ISA bus?

You are awesome!

Thanks a great deal!  I'll have to give this a shot the first chance I get.

Thanks!
Tony Toole

----- Original Message ----- 
From: "M. Warner Losh" <[email protected]>
To: <[email protected]>
Cc: <[email protected]>
Sent: Friday, July 19, 2002 11:44 PM
Subject: Re: pcmcia support with no ISA bus?


> well, the following is completely untested.  Lemme know if it works.
> It is too green to go into the tree as-is, but will (if it works) get
> you up and running.  It won't work for anything but a real pci cardbus
> bridge (or the wannabe cardbus bridge the ti-1031).  Some ISA based
> chips can also do it, but I don't plan on supporting those because
> there are too many different ways to do it, it won't work on real ISA
> cards, just funky wired chips in laptops, and there's little demand.
> 
> this patch should also apply to -stable cleanly.
> 
> Warner
> 
> Index: pcic.c
> ===================================================================
> RCS file: /home/imp/FreeBSD/CVS/src/sys/pccard/pcic.c,v
> retrieving revision 1.176
> diff -u -r1.176 pcic.c
> --- pcic.c 18 Jul 2002 08:13:45 -0000 1.176
> +++ pcic.c 20 Jul 2002 06:42:01 -0000
> @@ -232,6 +232,14 @@
>   pcic_putw(sp, reg+2, (sys_addr + (mp->size >> 12) - 1) & 0xFFF);
>   pcic_putw(sp, reg+4, ((mp->card >> 12) - sys_addr) & 0x3FFF);
>   /*
> + * Speical kludge for those users that need somewhere out of
> + * the ISA window for their mapping who are using a cardbus
> + * bridge.  This will fail for those folks not using a yenta
> + * bridge. XXX cleanup XXX
> + */
> + if ((mp->start >> 24) != 0)
> +     sp->putb(sp, 0x40 + win, mp->start >> 24);
> + /*
>   * Each 16 bit register has some flags in the upper bits.
>   */
>   if (mp->flags & MDF_16BITS)
> 
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