GPT - (last) call for action
rpaulo at fnop.net
Tue Jun 12 10:58:00 UTC 2007
At Mon, 11 Jun 2007 13:12:04 -0700,
Chuck Swiger wrote:
> > If you ever use it, fdisk /dev/rdisk0 will show things differently.
> > The first partition with id 0xEE will should start at LBA 40 and end
> > at LBA 409640.
> OK: although that surprises me a bit, perhaps trying to get Windows
> XP (which may not understand the ~32 sector GPT header+table) means
> that claiming the first partition in the MBR starts at 40 works
Well, yes. I think it's like a safe keeping issue so that the user
doesn't overwrite the GPT info.
> >> The first, small partition is almost certainly a "boothfs" boot
> >> partition, as described in the man page for Apple's version of
> >> fdisk:
> > I don't think so.
> > The boothfs partition doesn't seem to be used on Intel Macs no
> > longer. The EFI boot loader that comes with Intel Macs can read HFS+
> > without any help (actually it's an EFI module), so bootufs/boothfs
> > partitions are no longer required.
> It looks like you're right-- the OS-X formatting utilities still
> reserve space for the boot partition, but they just scribble enough
> to this space to indicate that the partition isn't actually bootable:
> # dd if=/dev/disk0s1 bs=512 count=409600 | hexdump -C
Yes, this partition is just FAT32 without anything in it.
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