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Date:      Thu, 7 Nov 2002 15:05:42 +0000
From:      Christoph Hellwig <hch@infradead.org>
To:        John Baldwin <jhb@FreeBSD.org>
Cc:        Julien Mabillard <jmab@gve.ch>, freebsd-hackers@FreeBSD.ORG
Subject:   Re: sio i/o
Message-ID:  <20021107150542.A28917@infradead.org>
In-Reply-To: <XFMail.20021107093329.jhb@FreeBSD.org>; from jhb@FreeBSD.org on Thu, Nov 07, 2002 at 09:33:29AM -0500
References:  <20021107123348.GA28123@euclyde.cwglobal.ch> <XFMail.20021107093329.jhb@FreeBSD.org>

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On Thu, Nov 07, 2002 at 09:33:29AM -0500, John Baldwin wrote:
> 
> On 07-Nov-2002 Julien Mabillard wrote:
> > hi,
> > can anyone tell me where inb(), outb() are defined
> > in the sources (FreeBSD RELENG_4_7 or CURRENT)?
> > on linux systems this is defined in <sys/io.h>
> 
> For FreeBSD should be using bus_space_read_1() and bus_space_write_1()
> instead.  However, you can find inb() and outb() in
> <machine/cpufunc.h> on i386 and compatibility macros for some other
> arch's in <machine/bus.h>

Umm, <sys/io.h> ispurely a userland header on linux, so he's probably
referring to the userland versions of those that are provided by the
linux ports with PC-like hardware..

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