lkml.org 
[lkml]   [2005]   [May]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: Playing with SATA NCQ
    On Sun, May 29, 2005 at 08:10:51PM +0200, Erik Slagter wrote:
    > On Sun, 2005-05-29 at 14:01 -0400, Jeff Garzik wrote:
    > > Erik Slagter wrote:
    > > > I guess the only way to have, for example the ICH6, not using legacy
    > > > IRQ/ports, is to switch it to AHCI, which only the BIOS can do (if
    > > > implemented).
    > >
    > > "native mode" is where PATA and/or SATA PCI device is programmed into
    > > full PCI mode -- PCI BARs, PCI irq, etc. Some BIOSen allow you to
    > > enable mode, which disables all use of legacy IRQ/ports.
    > >
    > > Also, ICH6 silicon does not support AHCI, only ICH6-R and ICH6-M.
    >
    > So, I do have this laptop with ICH6-M, is there a way to get it in
    > "native" mode without having to enable AHCI mode (can't do that, the
    > BIOS doesn't allow it)?

    Same as enabling AHCI mode -- really need a BIOS option to do that.


    > I still think still using IRQ14/15 etc. is
    > silly ;-)

    <shrug> IRQ14/15 are dedicated to IDE, whereas PCI irqs might be shared.
    That can sometimes be faster, and/or lead to fewer problems.

    Jeff



    -
    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: 2005-05-29 20:21    [W:3.779 / U:0.056 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site