[SunRescue] Linux, SS20, partition sizes

James Lockwood james at foonly.com
Thu Jan 27 18:11:27 CST 2000


On Thu, 27 Jan 2000, Mike Nicewonger wrote:

> This might sound silly, but Doesn't Linux need to boot from below the 1024th
> cylinder? Is the drive over that limit?

SCSI drives aren't generally addressed by cylinder combinations but by a
single block number.  Linux (and Solaris for that matter) only is subject
to limitations like this when imposed by the hardware.  PC BIOS can't boot
from blocks above the (archaic c/h/s translation!) 1024th cylinder.
Pre-Ultra boot PROMs can't read past 2GB on their own.

-James







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