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Article #20306

Re: Mac II Production Stopped?

#20306
From: Joel West
Date: Wed, 14 Oct 1987 18:41
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In article <4088@sdcsvax.UCSD.EDU>, jww@sdcsvax.UCSD.EDU (Joel West) writes:
> I heard a rumor that there will be a new ROM in a month or two.

I shouldn't have said rumor (and if @&&*&*^ news woulda let me cancel this...)

A letter to NuBus developers from Apple dated September 1 says a new
ROM is planned in November; new machines will get the ROM and dealers
will do a ROM upgrade on any serviced/upgraded machine.

The problem is the Slot Manager won't recognize cards with > 1 Megabyte
of memory (can you say "24-bit video card?") because it doesn't run
in 32-bit mode.  In the new ROM, the Slot Manager will run in 32
bit mode, according to the letter.

Today, only the lowest 1 Megabyte of address space of a NuBus card
is visible to the Slot Manager.  Since declaration ROM has to be at
the top of the address space, if it uses > 1 Megabyte, the declaration
ROM "disappears".  Neat, huh?

Apple says that card developers should notify their customers if their
product requires the new ROM; they will be providing a ROM version
application to see whether you need to visit your dealer.
-- 
	Joel West  (c/o UCSD)
	Palomar Software, Inc., P.O. Box 2635, Vista, CA  92083
	{ucbvax,ihnp4}!sdcsvax!jww 	jww@sdcsvax.ucsd.edu
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Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!husc6!cmcl2!beta!hc!ames!sdcsvax!jww
References: <1149@runx.ips.oz> <4088@sdcsvax.UCSD.EDU>

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Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!husc6!cmcl2!beta!hc!ames!sdcsvax!jww
From: jww@sdcsvax.UCSD.EDU (Joel West)
Newsgroups: comp.sys.mac
Subject: Re: Mac II Production Stopped?
Message-ID: <4091@sdcsvax.UCSD.EDU>
Date: Wed, 14-Oct-87 14:41:44 EDT
Article-I.D.: sdcsvax.4091
Posted: Wed Oct 14 14:41:44 1987
Date-Received: Fri, 16-Oct-87 03:53:05 EDT
References: <1149@runx.ips.oz> <4088@sdcsvax.UCSD.EDU>
Organization: Palomar Software, Inc., Vista, CA
Lines: 26