linux-kernel - Re: [PATCH v2] pcmcia: ppc64 needs 32-bit ioaddr_t

Open Source and information security mailing list archives

Date:	Tue, 15 May 2007 17:35:05 +1000
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Olof Johansson <olof@...om.net>
Cc:	paulus@...ba.org, linuxppc-dev@...abs.org,
	linux-pcmcia@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] pcmcia: ppc64 needs 32-bit ioaddr_t

On Mon, 2007-05-14 at 23:33 -0500, Olof Johansson wrote:
> ppc64 really needs ioaddr_t to be 32-bit, since I/O beyond the
> first PCI bus might be mapped at a higher 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. Besides, those interfaces are overdue for removal
> already.
> 
> 
> Signed-off-by: Olof Johansson <olof@...om.net>

Acked-by: Benjamin Herrenschmidt <benh@...nel.crashing.org>

> Index: 2.6.21/include/pcmcia/cs_types.h
> ===================================================================
> --- 2.6.21.orig/include/pcmcia/cs_types.h
> +++ 2.6.21/include/pcmcia/cs_types.h
> @@ -21,7 +21,7 @@
>  #include <sys/types.h>
>  #endif
>  
> -#if defined(__arm__) || defined(__mips__)
> +#if defined(__arm__) || defined(__mips__) || defined(__powerpc64__)
>  /* This (ioaddr_t) is exposed to userspace & hence cannot be changed. */
>  typedef u_int   ioaddr_t;
>  #else
> _______________________________________________
> Linuxppc-dev mailing list
> Linuxppc-dev@...abs.org
> https://ozlabs.org/mailman/listinfo/linuxppc-dev

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