Re: [PATCH RFC 2/3] x86-64: Calgary IOMMU - Calgary specific bits

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, Mar 15, 2006 at 12:03:06AM +0100, Pavel Machek wrote:
> Hi!
> 
> > +union tce_entry {
> > +   	u64 te_word;
> > +	struct {
> > +		unsigned int  read     :1;   /* read allowed */
> > +		unsigned int  write    :1;   /* write allowed */
> > +		unsigned int  hubid    :6;   /* hub id - unused */
> > +		unsigned int  rsvd     :4;   /* reserved */
> > +		unsigned long rpn      :36;  /* Real page number */
> > +		unsigned int  unused   :16;  /* unused */
> > +	} bits;
> > +};
> 
> I'd say this is going to be pretty flakey.

Why do you think this would be flakey?  It's nearly identical to the
tce_entry definition in include/asm-powerpc/tce.h (endien swapped, of
course).

Thanks,
Jon

> 
> 								Pavel
> 
> -- 
> 161:    {
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux