lkml.org 
[lkml]   [2001]   [Dec]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] PCI updates - 32-bit IO support
David S. Miller wrote:

> From: "H. Peter Anvin" <hpa@zytor.com>
> Date: 19 Dec 2001 19:37:46 -0800
>
> You probably need to verify that 32-bit support is available (both on
> the bridge and the peripherals), but if they are, there's no reason
> not to use it on non-x86 architectures...
>
> Don't the PCI specs actually talk about 24-bits in fact?
>


No. IOIO is 32 bits on PCI; however, it is legal to hardwire the top 16
bits to zero. It's something like 26 bits on HyperTransport.

-hpa


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:14    [W:0.087 / U:0.116 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site