From: "Jeyner Gil Caga" <jeynergilcaga@gmail.com>
To: "Misbah khan" <misbah_khan@engineer.com>, linuxppc-embedded@ozlabs.org
Subject: Re: How to do IO mapped Implimentation ???
Date: Mon, 31 Dec 2007 16:09:12 +0800 [thread overview]
Message-ID: <cad107560712310009j5a0098a1wdfd0c40b0c7fadc4@mail.gmail.com> (raw)
In-Reply-To: <14554843.post@talk.nabble.com>
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In ppc440 epx, I couldn't find any in_be8() or out_be8(), so I just use
in_8() and out_8().
gil
On 12/31/07, Misbah khan <misbah_khan@engineer.com> wrote:
>
>
> yes with respect to ioremap() its right ...i just missed the secound
> argument
> ....
>
> in_8() and out_8() will work fine or i need to use in_be8() and out_be8()
> on
> PPC architecture ????
>
> ---Misbah<><
>
>
> Misbah khan wrote:
> >
> > Hi all...
> >
> > I am writing a driver in which device port is mapped to CPLD and 8 bit
> > data bus is directly connected from processor to CPLD. Read write on
> CPLD
> > memory mapped (buffer/register) is required to control the device. This
> is
> > now IO mapped to processor.
> >
> > I need to know whether i am right if i impliment like this :-
> > addr=ioremap(base_addr); // Remap to Mem mapped
> address
> > outb(addr) and inb(addr);
> >
> > Please suggest me if i am wrong or there could be better solution to
> this
> > .
> >
> > -----Misbah <><
> >
> >
>
> --
> View this message in context:
> http://www.nabble.com/How-to-do-IO-mapped-Implimentation-----tp14522349p14554843.html
> Sent from the linuxppc-embedded mailing list archive at Nabble.com.
>
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>
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next prev parent reply other threads:[~2007-12-31 8:09 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-28 5:12 How to do IO mapped Implimentation ??? Misbah khan
2007-12-28 17:35 ` Jeyner Gil Caga
2007-12-31 6:46 ` Misbah khan
2007-12-31 8:09 ` Jeyner Gil Caga [this message]
2007-12-31 10:02 ` Misbah khan
2007-12-31 11:57 ` Jeyner Gil Caga
2007-12-31 12:44 ` Misbah khan
2007-12-31 14:43 ` Jeyner Gil Caga
2008-01-02 9:18 ` Misbah khan
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