Date: Sat, 10 Aug 2002 01:46:29 +0100 From: Ian Dowse <iedowse@maths.tcd.ie> To: Kevin Oberman <oberman@es.net> Cc: stable@freebsd.org Subject: Re: boot0cfg and fdisk will not write an mbr to boot past cyl. 1023 Message-ID: <200208100146.aa19136@salmon.maths.tcd.ie> In-Reply-To: Your message of "Fri, 09 Aug 2002 14:16:08 PDT." <20020809211608.54A3A5D04@ptavv.es.net>
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In message <20020809211608.54A3A5D04@ptavv.es.net>, Kevin Oberman writes:
>I have confirmed that fdisk under sysinstall(8) writes a boot block
>that will work for booting from slices that begin past cylinder
>1023. boot0cfg(8) and fdisk(8) write an MBR that is unable to boot
>from a slice that starts above 1023.
Did you try "boot0cfg -o packet"? From boot0cfg(8):
packet Use the disk packet (BIOS Int 0x13 extensions) interface,
as as opposed to the legacy (CHS) interface, when doing
disk I/O. This allows booting above cylinder 1023, but
requires specific BIOS support. The default is
`nopacket'.
Ian
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