lkml.org 
[lkml]   [2001]   [Oct]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: ioremap() vs. ioremap_nocache()
Date
From
> Alan> On x86 ioremap will give mappings appropriate to the object you
> Alan> map - which means by default it wil give uncached mappings. The
> Alan> PCI hardware will do intelligent things in certain cases such as
> Alan> write merging
>
> Are you thereby saying that ioremap() and ioremap_nocache() are
> identical on the x86?

In certain peculiar cases - no. Think about an ioremap of an object mapped
onto the system bus as RAM.
-
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 13:04    [W:0.120 / U:1.804 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site