[syslinux] memdisk - reboot loaded image

Marc Haisenko haisenko at webport.de
Wed Apr 6 00:46:02 PDT 2005


On Wednesday 06 April 2005 02:00, Murali Krishnan Ganapathy wrote:
> To reboot
> ---------
> You can write a really small program to do this.
> Create a file called "reboot.com". The assembly code should be
>
> JMP FFFF:0000
>
> thats it. This location contains the BIOS code which reboots the
> machine. You should be able to create this using the "debug.exe" utility
> in three lines.
>
> If you are unable to do this, let me know, I will try to get the .COM file.

This would be a cold boot, then. To warm boot you'd have to store the 1234h in 
the word at 0040:0072. It's been a few years since I've written x86 assembler 
programs so I can't write it down in assembler :-)
C'ya,
	Marc

-- 
Marc Haisenko
Systemspezialist
Webport IT-Services GmbH
mailto: haisenko at webport.de




More information about the Syslinux mailing list