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booting non-apple hard disk

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ceratophyllum

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Sep 26, 2009, 9:15:26 AM9/26/09
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What is the deal with making a had drive bootable? I have a SCSI-IDE
adaptor and a 4GB IDE drive and the only way I can get older macs to
even see it is to format it HFS in a Tiger machine using a USB
enclosure.

At first, I tried the native Apple formatting tools:
HD SC that comes with A/UX 3.1.1 crashes
All versions of patched/unpatched Drive Setup just say <unsupported
drive> and will not initialize the drive.

So I gave up trying to get this drive into my IIci, since it appears
all the A/UX formatting utils are too ancient.

Just for fun I tried it in my power mac 7500 w/sonnet G3 400MHz. Even
OS 9 would not initialize the drive. The install disk doesn't even see
it.

Formatting HFS or HFS+ in Tiger over USB makes the drive usable in OS
9, but you cannot install O9 to the drive. xpostfacto 4 thinks the
drive is bootable, but trying to install OS X Jag, Panther fails on
boot with "can't open scsi-int:@4:10" (the IDE-SCSI bridge is jumpered
to SCSI ID 4)

I thought maybe the drive was too big, but creating a small 1 GB
partition and repeating everything above didn't make any difference.

What do I have to do to get A/UX on IIci or 9.X or even xpostfacto on
PM7500 to boot from this drive?

I had high hopes for this SCSI-IDE bridge because somebody got it
working in an Atari:

http://www.geocities.com/siliconvalley/6880/hw-idescsi.html

Cameron Kaiser

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Sep 26, 2009, 3:15:02 PM9/26/09
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ceratophyllum <cerato...@gmail.com> writes:

>What is the deal with making a had drive bootable? I have a SCSI-IDE
>adaptor and a 4GB IDE drive and the only way I can get older macs to
>even see it is to format it HFS in a Tiger machine using a USB
>enclosure.

Maybe it's the adaptor? I use off-brand drives in my systems (mostly
Seagates) without Apple ROMs and patched Drive Setup works just fine
with that , but the drives I use are real SCSI, not IDE through an
adapter.

--
Cameron Kaiser * cka...@floodgap.com * posting with a Commodore 128
Computer Workshops: http://www.armory.com/%7Espectre/cwi/
Floodgap Systems: http://www.floodgap.com/
personal page: http://www.cameronkaiser.com/

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