freebsd problem: Cannot detect Hard Disk (SATA)

[Scott Long]

On Thu, 20 Jan 2005, yoke an wrote:
> >
> >On Wed, 19 Jan 2005, yoke an wrote:
> > >
> > >    Hi ,
> > >
> > >    We have recently purchased Tyan Transport GX21 (B2735G21S2) with
> Tiger
> > >    i7501R S2735-8M motherboard. I'm trying to install FreeBSD v4.8
> but it
> > >    cannot detect my hard disk during the installation. I think the
> > >    problem should be the SATA driver. Coz I'm currently using SATA
> > >    instead of IDE/ATAPI.
> > >
> > >    Is FreeBSD v4.8 support SATA or any available free downld driver
> for
> > >    SATA? Can I use "ICH5-R SATA Chip driver " for supporting FreeBSD
> > >    v4.8? If yes, where can i downld it?
> > >
> > >    HW spec:
> > >    HDD model: Seagate, ST380013AS.
> > >    Motherboard : Tiger i7501R S2735-8M
> > >
> > >    Hope the above info is sufficient for you.
> > >
> > >    Thank you so much
> > >
> > >    rgds Ann
> >
> >As others have said, you probably are better off with getting your
> >application to run under 5.3.  However, assuming that this motherboard
> is
> >using an ICH5 southbridge, you should be able to configure the BIOS to
> run
> >the SATA channels in legacy mode.  To do this, go to the IDE
> Configuration
> >menu and make sure that the 'Enhanced mode' setting is off and that
> Legacy
> >Configuation setting is either in 'S-ATA' only or 'P-ATA and
> S-ATA'.  This
> >will make your sata disks appear to be normal IDE drives, but you'll
> loose
> >access to one or both of your normal IDE channels, depending on which
> >option you pick.
> >
> >I'm not guaranteeing that this will work, but it's easy to try.  If you
> >decide to go with FreeBSD 5.3 then you'll want to reset the BIOS to
> >Enhanced mode.
> >
> >Scott
> My motherboard is using an ICH5 southbridge and your suggestion is works.
> As you said, my sata disks appear to be normal IDE drives but it is not
> running on Raid mode. Currently I'm having 2 HDD, if I do this option,
> it cannot syn with another HDD. Any better suggestion?
>

This is the best that you can get under FreeBSD 4.x.  If you need access
to both IDE channels and SATA at the same time, you'll have to use FreeBSD
5.x.

Scott