Subject: Re: Where are inb/outb macros?

From: Benjamin Herrenschmidt <[email-masked]>
Date: Mon, 08 Oct 2007 18:11:35 +1000

On Mon, 2007-10-08 at 00:09 -0700, Misbah khan wrote:
> inb/outb could be used from the usr space on x86 class PC-computer to access
> to io ports this is what i assume that you are trying 
> 
> You need to compile the program with -O option (expantion of Inline function
> )
> 
> To perform io operation on ports ioprem/iopl system call must be used (To
> get permissio to perform io operation)
> 
> Program must run as root 
> 
> on non 86 platform try using /dev/port device file in the application 

"io ports" don't mean much on non-x86 platforms (or rather can have
multiple meanings) which is why I'm asking what is he trying to od in
the first place.

Ben.