Subject: biosboot.sym & mbr
To: port-i386@netbsd.org <port-i386@netbsd.org>
From: suxm <suxm@gnuchina.org>
List: port-i386
Date: 05/31/2001 08:49:47
Hello,

Would someone like to tell me the relationships between=
 biosboot.sym and mbr ?
The 'man installboot' said :
-----------------------------------------------------------------=
-------------------
    The NetBSD/i386 disk bootstrap software is split into two=
 parts: a small
     first-stage boot program that is written into the disklabel=
 area of a
     disk and a second-stage boot program that resides in a FFS=
 file system on
     the disk (named /boot).  Both parts of the boot are derived=
 from a single
     object file which is split by installboot during the=
 installation pro-
     cess.

    bootfile       The name of the special object file=
 (typically
                    /usr/mdec/biosboot.sym) where the first and=
 second stage
                    boot programs to be installed reside.

-----------------------------------------------------------------=
-------------------

Is that to say  mbr is contained in the biosboot.sym ?
but I found that mbr of the disk is not refreshed with the=
 following command:
# installboot -f /usr/mdec/biosboot.sym /dev/rfd0a

Any suggestion ?

Best regards

sincerely yours
suxm
            suxm@gnuchina.org



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