linux-kernel - Re: [PATCH] pcmcia: ppc64 needs 64-bit ioaddr

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Message-ID: <20070513212257.GA24121@lixom.net>
Date:	Sun, 13 May 2007 16:22:57 -0500
From:	olof@...om.net (Olof Johansson)
To:	paulus@...ba.org
Cc:	linuxppc-dev@...abs.org, linux-kernel@...r.kernel.org,
	linux-pcmcia@...ts.infradead.org
Subject: Re: [PATCH] pcmcia: ppc64 needs 64-bit ioaddr_t

On Sat, May 12, 2007 at 09:31:05AM -0500, Olof Johansson wrote:
> ppc64 really needs ioaddr_t to be 64-bit, since I/O addresses really
> are MMIO addresses, and remapped to a high range.
> 
> While the type is exported to userspace, there hasn't been any platforms
> with PCMCIA on 64-bit powerpc until now, so changing it won't regress
> any existing users.

Hold off on this one, with the current discussions going on it seems likely
that we'll be fine with 32 bits, just like arm/mips.

I'll repost within a day or two if needed.


-Olof
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