lkml.org 
[lkml]   [2007]   [Dec]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH] x86: provide a DMI based port 0x80 I/O delay override
    On Sun, 30 Dec 2007 12:53:02 -0800
    "H. Peter Anvin" <hpa@zytor.com> wrote:

    > Bodo Eggert wrote:
    > >
    > > I've never seen code which would do that, and it was not suggested by any
    > > tutorial I ever saw. I'd expect any machine to break on all kinds of software
    > > if it required this. The only thing I remember being warned about is writing
    > > the index and the data register at the same time using outw, because that
    > > would write both registers at the same time on 16-bit-cards.
    > >
    >
    > And we use that, and have been for 15 years. I haven't seen any screams
    > of pain about it.

    Actually there were, and I sent numerous people patches for that back in
    ISA days.

    Alan


    \
     
     \ /
      Last update: 2007-12-30 22:43    [W:0.040 / U:29.856 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site