Date: Mon, 28 Mar 2011 16:12:39 -0500 From: Nathan Whitehorn <nwhitehorn@freebsd.org> To: freebsd-hackers@freebsd.org Subject: Re: multi-boot bootstrap? Message-ID: <4D90F9C7.3060408@freebsd.org> In-Reply-To: <8CDBBA235B59E56-11D4-42F9@web-mmc-d02.sysops.aol.com> References: <8CDBBA235B59E56-11D4-42F9@web-mmc-d02.sysops.aol.com>
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On 03/28/11 15:59, dieterbsd@engineer.com wrote: > > >> From what I know, one or the other can only be as >> the first entry and it then has to be set from the forth prompt. >> So, you will need two disks to boot , saya: OpenBSD, NetBSD, FreeBSD, > Linux, >> and MacOSX or a combination of these. >> >> On PPC boxes with OpenFirmware 3.x, you actually need to set the > active >> partition if you want to boot Linux and/or freebsd from the forth > prompt if >> both are on the same disk. > > Can these PPC boxes boot from GPT disks? "active partition" sounds > MBRish. > Perhaps they can use the "protective MBR" trick? No, they can only boot from APM (Apple Partition Map) disks, which don't have a concept of active partition. The current boot1 on PPC is hard-coded to boot from the first UFS partition on the disk, which could be changed, certainly, but is almost totally unrelated to this discussion. -Nathan
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