A7n-266C : disk disabled

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Archived from groups: alt.comp.periphs.mainboard.asus (More info?)

Hello,

On an ASUS A7N-266C with 2 disks on the primary IDE Channel, when the slave
disk is disabled in the bios (Disk = none), on the boot intro screen the
disk is logically not found, but Windows XP still see it, and it can be used
to work as if it was enabled in the bios.

How this can be possible ? Is it a bug ?


Note : the BIOS is the latest available.
 
Archived from groups: alt.comp.periphs.mainboard.asus (More info?)

"J. Smith" <test@test.com> wrote in message
news:419f5abb$0$25881$626a14ce@news.free.fr...
> Hello,
>
> On an ASUS A7N-266C with 2 disks on the primary IDE Channel, when the
slave
> disk is disabled in the bios (Disk = none), on the boot intro screen the
> disk is logically not found, but Windows XP still see it, and it can be
used
> to work as if it was enabled in the bios.
>
> How this can be possible ? Is it a bug ?
>
>
> Note : the BIOS is the latest available.
This is completely normal.
The BIOS is only needed to boot a drive. Unless the controller itself is
disabled, WNT/W2K/WXP/Linus, which all use their own 32bit drivers to
actually control the drives, will see them.
This used to be a standard 'trick', when dealing with drives that were
larger than supported by the BIOS.

Best Wishes
 
Archived from groups: alt.comp.periphs.mainboard.asus (More info?)

This means that it is impossible to prevent a drive from being attacked by
viruses without removing the IDE cable ?


"Roger Hamlett" <rogerspamignored@ttelmah.demon.co.uk> a écrit dans le
message de news:EMKnd.784$TZ1.322@newsfe6-gui.ntli.net...
>
> "J. Smith" <test@test.com> wrote in message
> news:419f5abb$0$25881$626a14ce@news.free.fr...
> > Hello,
> >
> > On an ASUS A7N-266C with 2 disks on the primary IDE Channel, when the
> slave
> > disk is disabled in the bios (Disk = none), on the boot intro screen the
> > disk is logically not found, but Windows XP still see it, and it can be
> used
> > to work as if it was enabled in the bios.
> >
> > How this can be possible ? Is it a bug ?
> >
> >
> > Note : the BIOS is the latest available.
> This is completely normal.
> The BIOS is only needed to boot a drive. Unless the controller itself is
> disabled, WNT/W2K/WXP/Linus, which all use their own 32bit drivers to
> actually control the drives, will see them.
> This used to be a standard 'trick', when dealing with drives that were
> larger than supported by the BIOS.
>
> Best Wishes
>
>
 
Archived from groups: alt.comp.periphs.mainboard.asus (More info?)

"J. Smith" <test@test.com> wrote in message
news:41a0b494$0$5186$636a15ce@news.free.fr...
> This means that it is impossible to prevent a drive from being attacked
by
> viruses without removing the IDE cable ?
If it is on a seperate IDE controller, you can disable this controller's
driver in control panel, or if it is using the same IDE controller, the
drive itself can be disabled. Unless a virus is smart enough to know to
re-enable the controller, and then access the device, it will not be
available to the OS.

Best Wishes

> "Roger Hamlett" <rogerspamignored@ttelmah.demon.co.uk> a écrit dans le
> message de news:EMKnd.784$TZ1.322@newsfe6-gui.ntli.net...
> >
> > "J. Smith" <test@test.com> wrote in message
> > news:419f5abb$0$25881$626a14ce@news.free.fr...
> > > Hello,
> > >
> > > On an ASUS A7N-266C with 2 disks on the primary IDE Channel, when
the
> > slave
> > > disk is disabled in the bios (Disk = none), on the boot intro screen
the
> > > disk is logically not found, but Windows XP still see it, and it can
be
> > used
> > > to work as if it was enabled in the bios.
> > >
> > > How this can be possible ? Is it a bug ?
> > >
> > >
> > > Note : the BIOS is the latest available.
> > This is completely normal.
> > The BIOS is only needed to boot a drive. Unless the controller itself
is
> > disabled, WNT/W2K/WXP/Linus, which all use their own 32bit drivers to
> > actually control the drives, will see them.
> > This used to be a standard 'trick', when dealing with drives that were
> > larger than supported by the BIOS.
> >
> > Best Wishes