Hello,
I think it worked because you must have formated the
floppy from within Windows NT. Hence, it must have put
NT boot code on the boot sector. If you format the
floppy from DOS, it wont work, since it will put the
DOS boot code on the boot sector. DOS boot code will
look for IO.SYS/MSDOS.SYS whereas NT boot code will
look for NTLDR.
-Prasad
— Yogita Bijani wrote:
> I just format the floppy with FAT and put these
> files, and ntldr is
> able to load ntoskrnl.exe from SystemRoot.
>
> The OS partition from which you want to boot from
> should be
> in OK state though. The solution works if the System
> Partition
> or any of these files are not accessible at boot but
> the OS is
> intact
>
> yogita
>
> ----- Original Message -----
> From: Prasad Dabak
> To: NT Developers Interest List
>
> Sent: Tuesday, May 23, 2000 12:54 AM
> Subject: [ntdev] Re: Possible to boot NT off a
> floppy?
>
>
> > Hello,
> >
> > Its not enough to just put these files. You have
> to
> > put the NT boot sector on the diskette as well,
> since
> > NT boot sector will contain the code which loads
> > ntldr.
> >
> > >From the message you are getting, it seems that
> you
> > have DOS boot sector on your diskette.
> >
> > -Prasad
> >
> >
> > — Bhaava Chaitanya Kancherla
> > wrote:
> > > Hi,
> > > I read the same from some book, (I think
> Mark
> > > Minasi’s one) , but when I
> > > boot I get message,
> > > “Non system disk, replace…”
> > >
> > > chaitanya
> > >
> > > ----- Original Message -----
> > > From: Yogita Bijani
> > > To: NT Developers Interest List
> > >
> > > Sent: Tuesday, May 23, 2000 9:31 PM
> > > Subject: [ntdev] Re: Possible to boot NT off a
> > > floppy?
> > >
> > >
> > > > I am not sure whether you are looking for
> this…
> > > >
> > > > You can copy ntldr, ntdetect.com and boot.ini
> from
> > > any NT installation
> > > > to a floppy. Change boot.ini to point to the
> > > partition which has the
> > > > SystemRoot and you can boot from this floppy.
> > > >
> > > > yogita
> > > >
> > > >
> > > > ----- Original Message -----
> > > > From: Teo Hong Siang
> > > > To: NT Developers Interest List
> > >
> > > > Sent: Monday, May 22, 2000 9:49 PM
> > > > Subject: [ntdev] Re: Possible to boot NT off a
> > > floppy?
> > > >
> > > >
> > > > > No, I don’t want a recovery disk. The
> solution
> > > I’m looking for is a
> > > normal
> > > > > boot-up floppy, after which the rest of the
> > > boot-up and control goes to
> > > > the
> > > > > harddisk.
> > > > >
> > > > > I don’t know how to describe this properly.
> I
> > > can only draw analogy from
> > > > > Linux. In Linux, you can format a boot
> floppy,
> > > and set root partition to
> > > > > /dev/hda1 or something on the floppy. So
> when
> > > the system boots from
> > > > floppy,
> > > > > the kernel and necessary drivers will be
> loaded
> > > off the floppy first,
> > > then
> > > > > the system will mount /dev/hda1 as the root
> > > partition and resume the
> > > boot
> > > > > process from there. Once the boot process is
> > > completed, you’d be running
> > > > off
> > > > > /dev/hda1, just like normal.
> > > > >
> > > > > I hope I’m clear Any ideas?
> > > > >
> > > > > - Hong Siang.
> > > > >
> > > > > ----- Original Message -----
> > > > > From: “Prasad Dabak”
> > > > > To: “NT Developers Interest List”
> > >
> > > > > Sent: Tuesday, May 23, 2000 10:25 AM
> > > > > Subject: [ntdev] Re: Possible to boot NT off
> a
> > > floppy?
> > > > >
> > > > >
> > > > > > Hello,
> > > > > >
> > > > > > Check out ERDCommander on
> > > http:\www.sysinternals.com
> > > > > > or http:\www.winternals.com.
> > > > > >
> > > > > > -Prasad
> > > > > >
> > > > > >
> > > > > > — Teo Hong Siang
> wrote:
> > > > > > > Hi,
> > > > > > > In Linux, I can put the kernel on a
> floppy,
> > > boot off
> > > > > > > it, then point the root
> > > > > > > partition to the harddisk.
> > > > > > >
> > > > > > > Is it possible to do the same on NT? In
> > > other words,
> > > > > > > I want to put the NT
> > > > > > > “kernel” and whatever critical services
> and
> > > drivers
> > > > > > > on a floppy, boot off it,
> > > > > > > then set %SystemRoot% to the harddisk,
> and
> > > then
> > > > > > > remove the floppy.
> > > > > > >
> > > > > > > - Hong Siang.
> > > > > > >
> > > > > > >
> > >
>
> > > > > > > Do You Yahoo!?
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> > > > > > > Messenger.
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> > > > > > >
> > > > > > > —
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> > > > > >
> > > > > >
> > > > > > =====
> > > > > > Prasad S. Dabak
> > > > > > Director of Engineering, Windows NT/2000
> > > Division
> > > > > > Cybermedia Software Private Limited
> > > > > > http://www.cybermedia.co.in
> > > > > > Co-author of the book “Undocumented
> Windows
> > > NT”
> > > > > > ISBN 0764545698
> > > > > >
> > > > > >
> > >
>
> > > > > > Do You Yahoo!?
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>
=== message truncated ===
=====
Prasad S. Dabak
Director of Engineering, Windows NT/2000 Division
Cybermedia Software Private Limited
http://www.cybermedia.co.in
Co-author of the book “Undocumented Windows NT”
ISBN 0764545698
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