Date: Fri, 01 Nov 2002 10:29:43 -0500 (EST) From: John Baldwin <jhb@FreeBSD.org> To: stephan mantler <step@acm.org> Cc: freebsd-current@FreeBSD.org Subject: Re: -current install on large disk in non-LBA mode Message-ID: <XFMail.20021101102943.jhb@FreeBSD.org> In-Reply-To: <3DC28C34.1020309@acm.org>
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On 01-Nov-2002 stephan mantler wrote: > John Baldwin wrote: >> Sectors more than 63 are not allowed for IDE drives at all. >> What happens when you use the LBA geometry? Does the drive >> not boot properly after being installed? > > Well, I did try LBA as well, but couldn't boot at all. boot2 did > let me look at the root directory, but any further investigation > (like trying 0:da(0,a)/boot/? ) produced junk and/or killed boot2. > The Windows partition also didn't boot. > > Btw. according to http://www.pcguide.com/ref/hdd/bios/modesECHS-c.html > the CHS parameters *are* within limits of the IDE/ATA standard; > the "Large" mode is off limits since it can't get the Cylinder > cound below 1024 without exceeding the max Heads. > > *sigh* what a mess :-) The problem is that the _BIOS_ restricts to 63 sectors per head. :) Not ATA. If windows is the first slice on the disk then it might seem to work ok by accident. -- John Baldwin <jhb@FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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