From owner-freebsd-hackers  Thu Apr  6 19:20:39 2000
Delivered-To: freebsd-hackers@freebsd.org
Received: from auemail2.firewall.lucent.com (auemail2.lucent.com [192.11.223.163])
	by hub.freebsd.org (Postfix) with ESMTP
	id 8D2C237C114; Thu,  6 Apr 2000 19:20:34 -0700 (PDT)
	(envelope-from gcorcoran@lucent.com)
Received: from auemail2.firewall.lucent.com (localhost [127.0.0.1])
	by auemail2.firewall.lucent.com (Pro-8.9.3/8.9.3) with ESMTP id WAA18823;
	Thu, 6 Apr 2000 22:20:33 -0400 (EDT)
Received: from mhmail.mh.lucent.com (h135-3-115-8.lucent.com [135.3.115.8])
	by auemail2.firewall.lucent.com (Pro-8.9.3/8.9.3) with ESMTP id WAA18816;
	Thu, 6 Apr 2000 22:20:32 -0400 (EDT)
Received: from lucent.com by mhmail.mh.lucent.com (8.8.8+Sun/EMS-1.5 sol2)
	id WAA27711; Thu, 6 Apr 2000 22:20:30 -0400 (EDT)
Message-ID: <38ED46F0.74666BF4@lucent.com>
Date: Thu, 06 Apr 2000 22:24:48 -0400
From: "Gary T. Corcoran" <gcorcoran@lucent.com>
Organization: Lucent Microelectronics - Modem and Multimedia Systems
X-Mailer: Mozilla 4.06 [en] (Win98; U)
MIME-Version: 1.0
To: Warner Losh <imp@village.org>
Cc: Mike Smith <msmith@freebsd.org>, freebsd-hackers@freebsd.org
Subject: Re: How to get multiple PCI I/O base addresses in attach()?
References: <38ED30E5.CA9D9578@lucent.com>  <200004070010.RAA01618@mass.cdrom.com> <200004070205.UAA95227@harmony.village.org>
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
Sender: owner-freebsd-hackers@FreeBSD.ORG
Precedence: bulk
X-Loop: FreeBSD.ORG

Warner Losh wrote:
> 
> In message <38ED30E5.CA9D9578@lucent.com> "Gary T. Corcoran" writes:
> : #define NdisRawReadPortUchar( _port, _ptr)  *(_ptr) = inb((_port))
> 
> Yes.  The bus_space_handle_t that rman_get_bushandle returns on the
> i386 is the portnumber in I/O space.  However, you'll need a separate
> one for each of them since you don't know where the bios is going to
> map the areas relative to one another.

Right.

> : As long as I stick to x86 machines, do you see any problem in doing this?
> 
> As long as they don't cahnge too much, you should be OK at this.

Okay - thanks.

Now I just have to get my code to compile (into a module)...  ;-)

Gary


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-hackers" in the body of the message