Messages in this thread | | | Date | Wed, 24 Jan 2001 09:14:02 -0600 | From | Timur Tabi <> | Subject | Re: ioremap_nocache problem? |
| |
** Reply to message from David Wragg <dpw@doc.ic.ac.uk> on 24 Jan 2001 00:50:20 +0000
> (x86 processors with PAT and IA64 can set write-combining through page > flags. x86 processors with MTRRs but not PAT would need a more > elaborate implementation for write-combining.)
What is PAT? I desperately need to figure out how to turn on write combining on a per-page level. I thought I had to use MTRRs, but now you're saying I can use this "PAT" thing instead. Please explain!
-- Timur Tabi - ttabi@interactivesi.com Interactive Silicon - http://www.interactivesi.com
When replying to a mailing-list message, please direct the reply to the mailing list only. Don't send another copy to me. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
| |