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Boot Mini Windows VHD from Network via iPXE

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Recently I have been using Tiny PXE Server for booting Mini Windows VHD from Network via iPXE

 

http://reboot.pro/topic/18488-tiny-pxe-server/

http://reboot.pro/topic/18962-bug-reports-requests-howtos-about-tiny-pxe-server/

 

Thanks to erwan.l for making Tiny PXE Server and for help in using ipxe   :)

 

Info on iPXE -  http://ipxe.org/start

 

The Mini Windows VHD's of 1.2 - 2 GB are loaded from Network into RAMDISK and were made according to

http://reboot.pro/topic/18547-vhd-xp-setup-install-xp-in-vhd/

http://reboot.pro/topic/18657-vhd-xp-compact-make-mini-xp/

http://reboot.pro/topic/18593-vhd-w7-compact-make-mini-7/

http://reboot.pro/topic/18467-vhd-w8-compact-make-mini-8/

 

After booting via iPXE with the server then in iPXE Menu we can select grub4dos option and make use of these working entries in menu.lst

Loading ISO or VHD into RAMDISK is going with a speed of about 500 MB/min which corresponds to about 65 Mbps

VHD Size max = 2 GB (abobe then file not found error)

 

#Use grldr as the ipxe boot file, and you can map an ISO to memory and boot from it:
 
title 7PE RAMDISK - 7pe_x86_E.iso - 263 MB
map --mem (pd)/images/7pe_x86_E.iso (0xff)
map --hook
chainloader (0xff)
 
title BartPE RAMDISK - LiveXP_WIM.ISO - 168 MB
map --mem (pd)/images/LiveXP_WIM.ISO (0xff)
map --hook
root (0xff)
chainloader (0xff)
 
title Linux Parted Magic V6.2 - RAMDISK - 168 MB
kernel (pd)/memdisk iso
initrd (pd)/images/pmagic/pmagic-6.2.iso
 
# load Mini Windows VHD via ipxe from Network into RAMDISK and boot from it
 
title Portable XP-1-P.vhd - WinVBlock RAMDISK  - 1232 MB
map --mem (pd)/XP-1-P.vhd (hd0)
map --hook
root (hd0,0)
chainloader /ntldr
 
title Portable Win7-1.vhd - FiraDisk  RAMDISK  - 2000 MB
map --mem (pd)/Win7-1.vhd (hd0)
map --hook
root (hd0,0)
chainloader /bootmgr
 
title Mini Win8-1.vhd - FiraDisk  RAMDISK  - 2000 MB
map --mem (pd)/Win8-1.vhd (hd0)
map --hook
root (hd0,0)
chainloader /bootmgr
 

 

 

1. Portable XP VHD 1.2 GB loaded via IPXE from Network into WinVBlock RAMDISK on Client PC

2. Portable Win7 VHD 2 GB loaded via IPXE from Network into FiraDisk RAMDISK on Client PC - WinNTSetup3 running from Server PC

3. Mini Win 8 VHD 2 GB  loaded via IPXE from Network into FiraDisk RAMDISK on Client PC

 

XP-VHD-NET-IPXE.png  == Win7-VHD-NET-IPXE.png == W8-VHD-NET_IPXE.png

 

It would be interesting if we can boot these Mini Windows VHD's direcly via Network from server without loading into RAMDISK.

For this purpose I am trying to use ipxe sanboot with the following entries in menu.ipxe

 

# use grub4dos menu.lst options to boot ISO or VHD from RAMDISK loaded via Network
 
:grub4dos
dhcp net0
chain ${210:string}grldr || goto failed
goto start
 
 
# ipxe sanboot options for booting 7PE ISO from Network - working OK
 
:7pe_x86_E
sanboot --no-describe ${boot-url}/images/7pe_x86_E.iso || goto failed
goto start  
 
# ipxe sanboot options for booting Mini Windows VHD from Network - Not working yet
 
:vhd_xp
sanboot --no-describe ${boot-url}/XP-1-P.vhd || goto failed
goto start  
 
:vhd_w7
sanboot --no-describe ${boot-url}/Win7-1.vhd || goto failed
goto start  
 
:vhd_w8
sanboot --no-describe ${boot-url}/Win8-1.vhd || goto failed
goto start  
 

 

The Tiny PXE Server has to run in Win7 or 8 OS since sanboot does not work for me when the server is running in XP OS.

 

Now using Win7 or 8 OS I got the following results for ipxe sanboot

- 7pe_x86_E.iso is booting OK  :) but easy since booting is from RAMDISK

- Portable XP VHD is recognised but booting does not start (reason might be - it has only WinVBlock driver)

- Portable Win7-1 VHD - booting starts but after loading drivers then BSOD 7B

- Mini Win8-1 VHD - booting starts but after loading drivers then Win8 BlueScreen driver issue - inaccessible_boot_device

 

Will it be possible to boot Mini Windows VHD's direcly via Network from server without loading into RAMDISK ?

 

:cheers:

 

0xC0000010

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Rarely do I get this error when the PC boot and the drive is not mounted.
How can I investigate the causes?
The following boot-start or system-start driver(s) failed to load
unexpected error ' 0xC0000010' while processing the file '' on the volume 'ImDisk0'.

Boot with portable HD -main partition E2B fat32+backup partition NTFS

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Hello my friends...

 

i want the hard drive start from the first partition E2B is in fat32, and have another partition on the disk containing backups and programs.

 

i tried first:

 

1) create with rmprepusb max partition size and reduced with easeus partiton (create a logical partition with the free space)

 

2) create a lot of partitions and easy2boot displayed (ptn3 and ptn4 are in use, delete it? :hammer:)

 

its a toshiba portable HD (shows as fixed disk in rmprepusb) 1Tb

 

i want a fat32 in the beggining with iso's and imgPTN

and another partition in NTFS with backup and .exe's

 

:crazyrocker:

 

edit: i think,  I need to create partitions (hd 1,5) how i do that?

WinVBlock

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WinVBlock is a free and open source Windows driver for using virtual disks. These disks appear in the Device Manager and Disk Management. It was originally derived from WinAoE, courtesy of V.

Currently supported are:
  • RAM disks
    • Supported for booting from
    • MEMDISK-established
      • Floppies
      • Hard disks
      • Optical discs
    • GRUB4DOS-established
      • Floppies
      • Hard disks
      • Optical discs
  • File-backed disks
    • Using the winvblk.exe command
    • Floppies
    • Hard disks
      • Supported for booting from via GRUB4DOS mapping
    • Optical discs
      • Supported for booting from via GRUB4DOS mapping
  • AoE disks
    • Supported for booting from as established by gPXE or another SAN-booting mechanism, or
    • Using the winvblk.exe command
    • Hard disks
You'll find the WinVBlock and AoE drivers attached to my most recent post.

Source code should be available at the Etherboot & gPXE projects, courtesy of their project leader, Marty Connor.

Work on this driver was and is prompted by the discussion found in this thread.

See also: FiraDisk by karyonix. Fine work.

Examples:

Using PXELINUX and the MEMDISK included in the .ZIP file to create a hard disk in RAM
Directory layout:
/tftpboot/

/tftpboot/pxelinux.cfg/

/tftpboot/pxelinux.cfg/default

/tftpboot/memdisk

/tftpboot/RamXP.HDD
/tftpboot/pxelinux.cfg/default file:
DEFAULT ramxp

LABEL ramxp

  KERNEL memdisk

  APPEND raw

  INITRD RamXP.HDD

SYSLINUX, EXTLINUX, and ISOLINUX config-files could be the same as above

Using GRUB4DOS to create a hard disk in RAM
Directory layout:
/menu.lst

/RamXP.HDD
MENU.LST file:
default 0



title RamXP

  map --mem (hd0,0)/RamXP.HDD (hd0)

  map --hook

  root (hd0,0)

  chainloader /ntldr

Using WinVBlock in a Windows XP/2003 PE environment (such as BartPE)

Make sure you include:
  • \I386\System32\Drivers\WVBlk32.SYS (or WVBlk64.SYS)
Make sure TXTSETUP.SIF includes:
...

[SCSI.Load]

wvblk32 = wvblk32.sys,4

...

---ORIGINAL POST FOLLOWS---

I swear that I read something about this before, but I am really lame with searching Boot Land. Way, way, too many posts to sort through and never find what I'm looking for. Then again, maybe it's because I never really read it. ;) I guess I'll have to search on searching to find out what I'm doing incorrectly.

Anyway, yeah: Has anyone experimented with establishing a RAM disk from GRUB4DOS, booting that RAM disk to some flavour of XP (full/"PE") and having any version of RAMDISK.SYS pick up the GRUB4DOS-established RAM disk and provide it as the boot volume, thus avoiding our favourite friend STOP 0x...7B?

FYI, I'd really like to start working on an XP driver with just such support, but have to balance the time investment out with some practicality, meaning testing such equivalent functionality, if it already exists in another form.

I don't mean with ramdisk(0) and /rdpath= entries, thanks. ;)

As an aside, there appears to be a blend of .SDI users and others, but I find a plain partition image to be way easier.

Some other "words" for future searchers:

map --mem blah
map blah (rd)
RAMDISK.SYS
Unmountable Boot Volume Prevention

- Sha0 Miller

Challenge #28 - A Bashing Challenge

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Team Reboot is back with another bashing challenge. Below are the rules:
 
You'll need to set up the challenge environment yourself. Download and import the OVF package in Oracle VirtualBox >=4.3.10 (Might work with VMware, too, but not tested). You may like to compare the hashes before proceeding further. Test whether host-only networking is up and running by pinging the box. There are a couple of network adapters attached; eth0 should get configured as host-only adapter while eth1 is a NAT adapter. Both the interfaces are set to obtain IP dynamically, hence you can use either the built-in DHCP server or an external one, e.g. TFTP32/64 for the first interface. You objective is to acquire and submit a flag, as usual.
 
DO's


  • You are allowed to configure the default hardware specification, viz. Processor/Memory/Networking etc. of the VM to make it run on your system.
  • While solving the challenge, you can collaborate with others by posting on this thread only. However, any crucial achievement/discovery must be hidden inside a [spoiler] tag.
  • This is for the first time I'm deploying a VM based challenge. In case of anything seems going wrong, you can contact me on this thread or via PM.

DONT's


  • You are not allowed to login to the system. I didn't make any effort, including encrypting grub and setting a stupidly complicated login password, to prevent 'physical' access as this can only make things difficult but not impossible at all to perform any offline attack. Let your ethics be relied on.
  • You are not allowed to boot up the system from a Live CD/Floppy.
  • You are not allowed to attach the hard disk to other VM for offline inspection.
  • You are not allowed to hex-edit the disk image to probe its contents.
  • In short, you are not allowed to perform any activity which emulates a 'physical access' to a 'real system'.

Bug report on Win 10 Tech Preview

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Hi everyone,

 

i tried to run xboot beta from windows 10 and i coulnd't launch it. here is my error log. i was told to submit it to the developer, but i don't know his email address so i go to this forum.

 

ERROR REPORT ( 01/29/2015 21:50:02 )
Please submit this error report to developer.
Operating System version  :Microsoft Windows NT 6.2.9200.0
.NET Framework version    :4.0.30319.0
Error Message            :
The configuration section 'connectionStrings' has an unexpected declaration.
StackTrace               :
   at System.Configuration.ConfigurationManager.get_ConnectionStrings()
   at System.Configuration.PrivilegedConfigurationManager.get_ConnectionStrings()
   at System.Configuration.LocalFileSettingsProvider.GetPropertyValues(SettingsContext context, SettingsPropertyCollection properties)
   at System.Configuration.SettingsBase.GetPropertiesFromProvider(SettingsProvider provider)
   at System.Configuration.SettingsBase.GetPropertyValueByName(String propertyName)
   at System.Configuration.SettingsBase.get_Item(String propertyName)
   at System.Configuration.ApplicationSettingsBase.GetPropertyValue(String propertyName)
   at System.Configuration.ApplicationSettingsBase.get_Item(String propertyName)
   at Xboot.Properties.Settings.get_PathForSavingMultibootISO()
   at A.JC.A(String[] )
   at A.N.D()
   at A.N..ctor()
   at A.OC.A()

Gotcha! Data Backup

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Posted Image

File Name: Gotcha! Data Backup
File Submitter: Siginet
File Submitted: 29 Jan 2015
File Category: Plugins

Gotcha! Data Backup

This is a script I made for the backup program I created which helps technicians backup the important areas of a computer before they reinstall windows or transfer data to a new computer. It is similar to Fabs Autobackup but has some useful features of its own.

GotchaBACKUP.exe is a portable executable that can be run within a regularly booted Windows system or within any version of WinPE without the need of RunScanner. It does not need dotnet or any dependencies.

The program is 100% FREE for use. But I do ask that you send a donation to help support the development of it.
Donate Here


Here are some of the areas that Gotcha Data Backup can backup at the moment:
  • Drivers
  • Mapped Drives
  • WiFi Profiles
  • Windows Product Keys
  • Microsoft Office Product Keys
  • Fonts
  • Desktop
  • Documents
  • Downloads
  • Pictures
  • Music
  • Videos
  • IE Favorites and Homepages
  • Mozilla Firefox Profiles
  • Google Chrome Profiles
  • Opera Profiles
  • Safari Profiles
  • Microsoft Outlook Express Email and Settings
  • Winmail Email and Settings
  • Microsoft Office Email and Settings
  • Mozilla Thunderbird Email and Settings
  • IncrediMail Email and Settings
  • And many more areas that will be added as requested!!
*Special for reboot.pro members*
This Script contains the latest un-released version of Gotcha! Data Backup. I will be officially releasing this version soon. But I have decided to release it first within this Script file. Any future releases of GotchaBACKUP.exe can easily be updated within this Script file by simply replacing the GotchaBACKUP.exe file compiled within the Script file. You are welcome to add Gotcha to any of your WinBuilder projects for redistribution. But please remember to give me credit where credit is due. ;)


The initial version released of Gotcha! Data Backup in this Script is v2014.7.8.1
All later versions will follow this Dated versioning system.

Please Enjoy!
If you find any bugs that should be fixed or if you have any enhancement requests please contact me and I am sure I will take the time to add / fix anything that I can!

Click here to download this file

Boot menu issue with several Linux distros (please advice)

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Hy. I tried to use XBoot to make a multiboot USB containing:

Linux Mint (x86 & x64)

Slax (x86 & x64)

Hiren's Boot 15.2

 

The problem is that after I make the multiboot USB, there are missing entries in the boot menu. I tried twice. First time the Slax x64 was missing, now I have missing both x64 distros (Mint and Slax). But the others are there and working fine when tested.

 

Why menu entries are missing?

Thank you.


Easy2Boot Partition Alignment ‘ Overlapping Concerns

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I used a combination of two different tutorials to build a Windows To Go 8.1 on ‘Removable’ Easy2Boot Drive.
I started out with (in normal mode):
PTN1 FAT32 = 5 GB
PTN2 NTFS = 30 GB

Booted to CSM mode a couple times to check out.
Decided to resize partitions because couldn’t figure out why PTN1 (normal mode) needed to be 5 GB.

Switched back to normal mode > first HDD > resized partitions:
PTN1 FAT32 = 300 MB - - - (an ‘MS System’ partition for boot managers ‘ loaders)
PTN2 NTFS = 60 GB - - - (for Easy2Boot & payload files, becomes PTN1 in CSM mode)
Did not create PTN3 or PTN4 since directed to leave those entries blank for Linux ISOs.

Anyway, so now, when in CSM mode, it still shows (similar to the normal mode that I first booted to):
Unallocated = ~5 GB (rather than 300 MB)
PTN1 NTFS = ~30 GB (rather than 60 GB)

This makes for some serious partition overlapping between CSM mode and normal mode.
Thus my concern that some sectors will be overwritten between modes.
Is there a way to accurately realign partitions between modes?
I’m guessing that Easy2Boot adopted this CSM mode partition layout (from normal mode) when it was first booted to CSM mode?  And then just kept it that way.

Thanks
 

UFD 'Removable' Easy2Boot WindowsToGo Partition Access

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Added '23' to extension of main WTG image file to get WTG81u3.imgPTN23 .

Had only PTN1 & PTN2, and PTN2 had the image files, so it shows PTN1 (CSM PTN1) and WTG image (CSM PTN2).

Also had WTG pared image  'WTG81u3' with no extension, so it also shows that image (CSM PTN3).

 

http://www33.speedyshare.com/Q9JXp/download/UFD-e2b-CSM-w-23.jpg

or http://www.speedyshare.com/Q9JXp/UFD-e2b-CSM-w-23.jpg  <<<< Use the Slow Download button.

Pic is of Partition Wizard running on the WTG on this UFD.

Pic shows that the extra UFD partitions have no letter, and thus WTG cannot access their contents.

BUT, Partition Wizard's Partition Explorer obviously DOES have access to those contents.

Window will allow only one visible partition on a UFD. 

Trying to assign a letter to any other partition on this UFD (via BootIce) results in loss of access to WTG = blue screen.

 

Any tricks to getting WTG to have this access to its other UFD partitions?

Any successful filter driver application?
Thanks

How to add VHD Entry boot on Windows 8.1

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How to use bcdedit create the command line as informations like in Picture

 

1016380_412411182260077_8778051560519094

Google Earth Pro available for free - used to cost $399 per year

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Google makes Earth Pro available to virtual travelers for free

http://www.engadget.com/2015/01/30/google-earth-pro-free/
 

 

used to cost $399 per year

 

gives you the tools to measure 3D buildings and other locations, print high-resolution screenshots, view demographic and traffic layers, and even record your virtual trips.

 

 

1st: You'll first need to sign up for a license 

- "Forbes" (The email you use to register will be your username, a licence key will be sent to the email  to enter when you open google earth pro)

 

https://geoauth.google.com/gev0/free_trial.html

you'll first need to sign up for a license and make sure your PC or Mac meets the minimum system requirements needed to run the program.

 

 

2nd: Download Google Earth Pro for PC or Mac    

 http://www.google.com/earth/download/gep/agree.html         

Gotcha Data Backup [Plugin]

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Posted Image

File Name: Gotcha Data Backup [Plugin]
File Submitter: Siginet
File Submitted: 29 Jan 2015
File Updated: 31 Jan 2015
File Category: Plugins

Gotcha! Data Backup

*NOTE* This is for use with the latest version of Winbuilder 201x!! If you are using the older version of Winbuilder you will need to download the Gotcha Data Backup [Script] instead!

This is a plugin I made for the latest version of Winbuilder. It is a backup program I created which helps technicians backup the important areas of a computer before they reinstall windows or transfer data to a new computer. It is similar to Fabs Autobackup but has some useful features of its own.

GotchaBACKUP.exe is a portable executable that can be run within a regularly booted Windows system or within any version of WinPE without the need of RunScanner. It does not need dotnet or any dependencies.

The program is 100% FREE for use. But I do ask that you send a donation to help support the development of it.
Donate Here


Here are some of the areas that Gotcha Data Backup can backup at the moment:
  • Drivers
  • Mapped Drives
  • WiFi Profiles
  • Windows Product Keys
  • Microsoft Office Product Keys
  • Fonts
  • Desktop
  • Documents
  • Downloads
  • Pictures
  • Music
  • Videos
  • IE Favorites and Homepages
  • Mozilla Firefox Profiles
  • Google Chrome Profiles
  • Opera Profiles
  • Safari Profiles
  • Microsoft Outlook Express Email and Settings
  • Winmail Email and Settings
  • Microsoft Office Email and Settings
  • Mozilla Thunderbird Email and Settings
  • IncrediMail Email and Settings
  • And many more areas that will be added as requested!!
Any future releases of this plugin can easily be updated by overwriting the GotchaBACKUP.exe file found inside the plugin_APP.zip file with the latest version. Or you can always overwrite the GotchaBACKUP.exe file within your built WinPE disks at anytime since it is a portable file. You are welcome to add Gotcha to any of your WinBuilder projects for redistribution. But please remember to give me credit where credit is due. ;)
Please Enjoy!
If you find any bugs that should be fixed or if you have any enhancement requests please contact me and I am sure I will take the time to add / fix anything that I can!

Click here to download this file

Create a bootable ISO from a USB flash drive

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Hello All,

 

I've been searching for this answer for many weeks but have not really found anything.

 

I've got multiple bootable USB flash drives.  My goal is to make an ISO (or some form of file based backup) of each flash drive which I'll use on a larger USB flash drive and using SysLinux (or similar) be able to boot to any of the ISO files.

 

Is there any such tutorial or guide for doing this?

 

Thanks!!

Syslinux and 4096 bytes sector size

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Hi,

 

I'm trying to install syslinux on the first partition of a 3 TB hard disk:

 

$ /sbin/fdisk -l /dev/sdb
Note: sector size is 4096 (not 512)

Disk /dev/sdb: 3000.6 GB, 3000592977920 bytes
255 heads, 63 sectors/track, 45600 cylinders, total 732566645 sectors
Units = sectors of 1 * 4096 = 4096 bytes
Sector size (logical/physical): 4096 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0x5119005c

   Device Boot      Start         End      Blocks   Id  System
/dev/sdb1   *         256     8388863    33554432    b  W95 FAT32
/dev/sdb2         8388864   732566644  2896711124    7  HPFS/NTFS/exFAT

 

 

As you can see this hard disk has 4096 bytes sector size, and this is what happens when I try to install syslinux on the first partition:

 

# syslinux -i /dev/sdb1
syslinux: unsupported sectors size

 

This is the version of my syslinux (on Debian Wheezy):

 

$ syslinux -v
syslinux 4.05  Copyright 1994-2011 H. Peter Anvin et al

 

Is there any way to install syslinux on my device or do I have to switch to another boot loader (which one)?

 

Many thanks in advance for your help.

 

 

 


tdtpfd32 TIMEOUT waiting for Ack block #1

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Hello,

 

i am trying us transfer a file using this software. i receive a error a few seconds after the transmitting window pops up. log shows TIMEOUT waiting for ACK block #1. what am i doing wrong? thanks

offlinereg

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index.php?app=downloads&module=display&s

File Name: offlinereg
File Submitter: erwan.l
File Submitted: 10 May 2013
File Updated: 07 May 2014
File Category: Tools

Edit : an old thread but this tool was never posted to the downloads file on reboot.pro. Now catching up...

Based on MS WDK (http://msdn.microsoft.com/en-us/library/ee210757(v=vs.85).aspx), I wrote a command line tool that will allow one to read and write to an offline registry hive.

Command line usage :

OfflineReg a_hive_file a_key_path a_verb a_value_name [a_value]

example : OfflineReg "c:\temp\system" a_key getvalue a_value_name
example : OfflineReg "c:\temp\system" key\subkey getvalue a_value_name
example : OfflineReg "c:\temp\system" a_key setvalue a_string_value_name a_new_value
example : OfflineReg "c:\temp\system" a_key setvalue a_dword_value a_dword_value 4
example : OfflineReg "c:\temp\system" a_key setvalue a_qword_value a_qword_value 11
example : OfflineReg "c:\temp\system" a_key setvalue a_binary_value 0a,0b,0c,0d,0e,0f 3
example : OfflineReg "c:\temp\system" a_key_path setvalue a_multi_value_name "aa bb cc dd" 7
(setvalue will createvalue if value does not exist yet)
example : OfflineReg "c:\temp\system" a_key deletevalue a_value
example : OfflineReg "c:\temp\system" a_key deletekey a_subkey
example : OfflineReg "c:\temp\system" a_key deletekeys
example : OfflineReg "c:\temp\system" a_key createkey a_subkey
example : OfflineReg "c:\temp\system" a_key enumkeys
example : OfflineReg "c:\temp\system" a_key enumvalues
example : OfflineReg "c:\temp\system" a_reg_file import

A real life example :
OfflineReg "D:\Windows\system32\config\system" ControlSet001\Control\ProductOptions getvalue "ProductType".

Should display :
"ProductType"=WinNT

Regards,
Erwan.

Click here to download this file

PartitionGuru 4.01 Create Partitions by specify starting sector

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http://www.eassos.com/partitionguru-free.php

PartitionGuru401 is the best partition manager I have found. I have tried Acronis Disk Director, EaseUs, GParted, Paragon. No other partition manager lets you so easily and specifically tell it the exact "starting sector" and "ending sector" when creating your partition - so you can design your hard drive with exactly your own perfect preferred partition alignment. Plus it is only 2 MB whereas the other competing solutions are often 100MB+.

 

http://sites.google.com/site/webuploads7373/PartitionGuru401FreeDOS.img

2.88MB Download - Here I have used the application's feature to create a bootable USB stick and then I have copied the payload into a blank 2.88 IMG file provided by steve6375. This will save you from having to install the application if you only want to try it in Boot Mode.

 

For menu.lst

title PartitionGuru401FreeDOS.img
map /PartitionGuru401FreeDOS.img (fd0)
map --hook
root (fd0)
chainloader /kernel.sys

 

When creating a Partition - it allows you to enter directly StartingSector and EndingSector which very few other utilities do without confusing interfaces. I always create my partitions with StartingSector divisible by 4096. You should also have (EndingSector + 1) be divisible by 4096. This results in TotalSectors being divisible by 4096 since TotalSectors = (Lastsector + 1 - Firstsector).

Most universal multiboot solution ever (I think :)) - Mac problem

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Hi,

 
My story is long, so I'll start with the question - does anyone knows, how after booting the kernel Mac OS, change root_filesystem to HFS + partition on another drive? After loading "initframes" Mac OS, how to point to root filesystem on another disk.
 
I'm trying to prepare the most universal service pendrive ever. It must be able to run Live WinPE, Live Linux and Live Mac OS, and be able to install each of these systems to disk. Currently I have the following partitions on a stick (32GB):
 
0. MBR - BURG with legacy systems run the MBR
1. FAT32 (legacy + EFI) - Windows PE 8.1 with lots of repair tools, and the ability to install Windows 7 (all versions) and Windows 8.1 (all versions)
2. FAT32 (EFI) - Fedora 21 with the ability to install to disk
3. HFS + (EFI) - Mac OS X 10.8.5 (full, reduced system) repair tools, all versions of the Diagnostic Service Appe, and possibly in installing Mac OS 10.8.5, 10.9.5 and 10.10.1
 
With this configuration, I am able to:
1. Boot Live Windows, Linux and Mac OS both on all PCs and Macintosh and install them to disk
2. Perform diagnose on any PC and Macintosh
 
... but
 
The only thing missing to perfection, is possible to install Windows 7 on a Mac with an internal DVD drive. Apple blocks the ability to run legacy (MBR) system with thumb drives, if host Mac have an internal DVD drive. With Windows 8 it's not a problem - it can be installed in EFI mode, but Windows 7, despite the support for UEFI, is not compatible with Mac EFI (UEFI 1.1) and after a successful installation, does not start.
 
Here I thought that I could use multi LUN USB stick - one of the sectors would be CDFS (WinPE), and the other one Linux + Mac OS (FAT32 & HFS +). Unfortunately, I've achieved measurable success - I've tested pendrive controllers from most major manufacturers and almost non run reliably on Macintosh. Only pendrive with Phison controllers work preaty well - in Mac OS we get two devices - SuperDrive with WinPE, and a memory stick which can be partitioned. ISame in Windows - sees the two sections good.
 
Unfortunately, the Mac EFI can detect only the first section (lun0) of stick. If lun0 is CDFS, detects and loads the WinPE, if It's a removable disk, you can run Mac OS or Linux. Trying to take advantage of the alternative bootloaders didn't help too - REFIT, Clover, GRUB EFI, Mac-Grub, can detect only those devices that are visible to the Mac EFI natively.
 
Therefore I've invented the following solution - In CDFS in lun0, place the two bootloaders. Legacy - this will allow you to run Windows, Linux and Mac OS (hackintosh); and EFI - which allows you to run Windows, Linux and Mac OS. After running WinPE, LUN1is avalible as a flash drive, so all the tools and installation images will not have to be in the CDFS. Squashfs of Linux may be in ISO. 
 
The problem however is the MAC OS. Due to the fact that the Mac OS has to be able to write on the boot drive, it cannot be in ISO CDFS. Here we got to the question from the beginning - how, after loading the basic Mac OS with CDFS, continue to boot from the file system on the second partition in LUN1 (change root_filesystem immediately after loading kernel)
 
I think, that after sloving this problem, my thumb will be the most kosher service tool ever :) but I could be wrong ... :)
 
If you have any suggestions, what I could do differently to get around my problem, please tell. :)
 
Regards,
Tom.

Cash-machine OS :p

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Hi Rebooters!
 
I got to see what system they use in some machines. It's not news, it's documented, but always fun.
The machine got my card, and crashed!
It rebooted, I thought it might give the card back, but it didn't :(.
 
Although this was quite annoying, it gave me a smile to see what booted-up.
I even saw the "cdrom" drivers loading!
 
02-02-15-06-39(004).jpg
02-02-15-06-39(006).jpg

Wendy (here) and Bearwindows (there) would be quite happy!

 

:cheers:

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