Possible to boot NT off a floppy?

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.

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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!?
> Send instant messages & get email alerts with Yahoo!
> Messenger.
> http://im.yahoo.com/
>
> —
> You are currently subscribed to ntdev as:
> xxxxx@yahoo.com
> To unsubscribe send a blank email to
> $subst(‘Email.Unsub’)
>

=====
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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Yes, but it takes 3 floppies, not just one.

Maybe making a bootable CD is better.

-----Original Message-----
From: xxxxx@lists.osr.com
[mailto:xxxxx@lists.osr.com]On Behalf Of Teo Hong Siang
Sent: Monday, May 22, 2000 7:18 PM
To: NT Developers Interest List
Subject: [ntdev] Possible to boot NT off a floppy?

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!?
Send instant messages & get email alerts with Yahoo! Messenger.
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You are currently subscribed to ntdev as: xxxxx@storagecraft.com
To unsubscribe send a blank email to $subst(‘Email.Unsub’)

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 :slight_smile: 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!?
> > Send instant messages & get email alerts with Yahoo!
> > Messenger.
> > http://im.yahoo.com/
> >
> > —
> > You are currently subscribed to ntdev as:
> > xxxxx@yahoo.com
> > To unsubscribe send a blank email to
> > $subst(‘Email.Unsub’)
> >
>
>
> =====
> 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!?
> Send instant messages & get email alerts with Yahoo! Messenger.
> http://im.yahoo.com/
>
> —
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> To unsubscribe send a blank email to $subst(‘Email.Unsub’)

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 :slight_smile: 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!?
> > > Send instant messages & get email alerts with Yahoo!
> > > Messenger.
> > > http://im.yahoo.com/
> > >
> > > —
> > > You are currently subscribed to ntdev as:
> > > xxxxx@yahoo.com
> > > To unsubscribe send a blank email to
> > > $subst(‘Email.Unsub’)
> > >
> >
> >
> > =====
> > 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!?
> > Send instant messages & get email alerts with Yahoo! Messenger.
> > http://im.yahoo.com/
> >
> > —
> > You are currently subscribed to ntdev as: xxxxx@yahoo.com
> > To unsubscribe send a blank email to $subst(‘Email.Unsub’)
>
>
> —
> You are currently subscribed to ntdev as: xxxxx@legato.com
> To unsubscribe send a blank email to $subst(‘Email.Unsub’)
>

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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 :slight_smile: 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!?
> > > > Send instant messages & get email alerts with Yahoo!
> > > > Messenger.
> > > > http://im.yahoo.com/
> > > >
> > > > —
> > > > You are currently subscribed to ntdev as:
> > > > xxxxx@yahoo.com
> > > > To unsubscribe send a blank email to
> > > > $subst(‘Email.Unsub’)
> > > >
> > >
> > >
> > > =====
> > > 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!?
> > > Send instant messages & get email alerts with Yahoo! Messenger.
> > > http://im.yahoo.com/
> > >
> > > —
> > > You are currently subscribed to ntdev as: xxxxx@yahoo.com
> > > To unsubscribe send a blank email to $subst(‘Email.Unsub’)
> >
> >
> > —
> > You are currently subscribed to ntdev as: xxxxx@legato.com
> > To unsubscribe send a blank email to $subst(‘Email.Unsub’)
> >
>
>
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>
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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 :slight_smile: 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!?
> > > > > Send instant messages & get email alerts
> with Yahoo!
> > > > > Messenger.
> > > > > http://im.yahoo.com/
> > > > >
> > > > > —
> > > > > You are currently subscribed to ntdev as:
> > > > > xxxxx@yahoo.com
> > > > > To unsubscribe send a blank email to
> > > > > $subst(‘Email.Unsub’)
> > > > >
> > > >
> > > >
> > > > =====
> > > > 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!?
> > > > Send instant messages & get email alerts with
> Yahoo! Messenger.
> > > > http://im.yahoo.com/
> > > >
> > > > —
> > > > You are currently subscribed to ntdev as:
> xxxxx@yahoo.com
> > > > To unsubscribe send a blank email to
> $subst(‘Email.Unsub’)
> > >
> > >
> > > —
> > > You are currently subscribed to ntdev as:
> xxxxx@legato.com
> > > To unsubscribe send a blank email to
> $subst(‘Email.Unsub’)
> > >
> >
> >
> >
>
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>
> —
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> To unsubscribe send a blank email to
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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

__________________________________________________
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Send instant messages & get email alerts with Yahoo! Messenger.
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The best way is:

  1. Format your floppy disk under Windows NT
    (after this there will be NT boot sector)

  2. Copy the NTLDR and NTDETECT.COM files from
    your boot (hard) disk to the floppy

  3. Copy and eventually modify the file BOOT.INI

Paul

PS: This is neccessary minimum number of steps you must do.
But the process can be more complex if you want.

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 :slight_smile: 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!?
> > > > > > Send instant messages & get email alerts
> > with Yahoo!
> > > > > > Messenger.
> > > > > > http://im.yahoo.com/
> > > > > >
> > > > > > —
> > > > > > You are currently subscribed to ntdev as:
> > > > > > xxxxx@yahoo.com
> > > > > > To unsubscribe send a blank email to
> > > > > > $subst(‘Email.Unsub’)
> > > > > >
> > > > >
> > > > >
> > > > > =====
> > > > > 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!?
> > > > > Send instant messages & get email alerts with
> > Yahoo! Messenger.
> > > > > http://im.yahoo.com/
> > > > >
> > > > > —
> > > > > You are currently subscribed to ntdev as:
> > xxxxx@yahoo.com
> > > > > To unsubscribe send a blank email to
> > $subst(‘Email.Unsub’)
> > > >
> > > >
> > > > —
> > > > You are currently subscribed to ntdev as:
> > xxxxx@legato.com
> > > > To unsubscribe send a blank email to
> > $subst(‘Email.Unsub’)
> > > >
> > >
> > >
> > >
> >
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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
>
> __________________________________________________
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> Send instant messages & get email alerts with Yahoo! Messenger.
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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 :slight_smile: 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!?
> > > > > > Send instant messages & get email alerts
> > with Yahoo!
> > > > > > Messenger.
> > > > > > http://im.yahoo.com/
> > > > > >
> > > > > > —
> > > > > > You are currently subscribed to ntdev as:
> > > > > > xxxxx@yahoo.com
> > > > > > To unsubscribe send a blank email to
> > > > > > $subst(‘Email.Unsub’)
> > > > > >
> > > > >
> > > > >
> > > > > =====
> > > > > 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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> > Yahoo! Messenger.
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> > > > > —
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> > $subst(‘Email.Unsub’)
> > > >
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> > > > —
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> > xxxxx@legato.com
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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
>
> __________________________________________________
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> Send instant messages & get email alerts with Yahoo! Messenger.
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>
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-------------------------------------------------------------------------
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System Internals (www.sysinternals.com) has such a utility for doing about
what you describe for emergency purposes. I think it is called ERD
Commander. There is a limited free version and the full-blown commercial
one. You may want to check their web site for details.

Greg

-----Original Message-----
From: xxxxx@lists.osr.com
[mailto:xxxxx@lists.osr.com]On Behalf Of Teo Hong Siang
Sent: Monday, May 22, 2000 9:18 PM
To: NT Developers Interest List
Subject: [ntdev] Possible to boot NT off a floppy?

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.

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Was the floppy formatted under NT? This sounds like the message you get
when a DOS-formatted floppy without system files is inserted. NT-formatted
floppies generally give the error message about NTLOADER being missing.

Greg

-----Original Message-----
From: xxxxx@lists.osr.com
[mailto:xxxxx@lists.osr.com]On Behalf Of Bhaava Chaitanya
Kancherla
Sent: Tuesday, May 23, 2000 12:42 AM
To: NT Developers Interest List
Subject: [ntdev] Re: Possible to boot NT off a floppy?

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 :slight_smile: 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!?
> > > > > Send instant messages & get email alerts with Yahoo!
> > > > > Messenger.
> > > > > http://im.yahoo.com/
> > > > >
> > > > > —
> > > > > You are currently subscribed to ntdev as:
> > > > > xxxxx@yahoo.com
> > > > > To unsubscribe send a blank email to
> > > > > $subst(‘Email.Unsub’)
> > > > >
> > > >
> > > >
> > > > =====
> > > > 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!?
> > > > Send instant messages & get email alerts with Yahoo! Messenger.
> > > > http://im.yahoo.com/
> > > >
> > > > —
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> > > > To unsubscribe send a blank email to $subst(‘Email.Unsub’)
> > >
> > >
> > > —
> > > You are currently subscribed to ntdev as: xxxxx@legato.com
> > > To unsubscribe send a blank email to $subst(‘Email.Unsub’)
> > >
> >
> >
> >
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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 :slight_smile: 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!?
> > > > > > > Send instant messages & get email alerts
> > > with Yahoo!
> > > > > > > Messenger.
> > > > > > > http://im.yahoo.com/
> > > > > > >
> > > > > > > —
> > > > > > > You are currently subscribed to ntdev
> as:
> > > > > > > xxxxx@yahoo.com
> > > > > > > To unsubscribe send a blank email to
> > > > > > > $subst(‘Email.Unsub’)
> > > > > > >
> > > > > >
> > > > > >
> > > > > > =====
> > > > > > 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!?
> > > > > > Send instant messages & get email alerts
> with
> > > Yahoo! Messenger.
> > > > > > http://im.yahoo.com/
> > > > > >
> > > > > > —
> > > > > > You are currently subscribed to ntdev as:
> > > xxxxx@yahoo.com
> > > > > > To unsubscribe send a blank email to
> > > $subst(‘Email.Unsub’)
>
=== 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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