Re: BOOK: OS/2 Warp Unleashed, 4th Edition cancelled

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Article #4602

#4602

From: Timur Tabi
Date: Wed, 06 Aug 1997 00:00

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> That has to do with the BUS. Notice the PCI did away with most of the
> user
> having to see this. Also are you saying that M68K's don't have any
> interrupts you need to contend with?

The Mac's do have interrupts, but all hardware resources are fully
plug-and-play.  Also, the 68000 uses memory-mapped I/O, so there are
4GB of I/O ports available.

> 
> >The Mac was 32-bit from the beginning
> 
> No it was not. No such thing as 32-bit in the user market when it came
> out.
> The 68020 was not even thought of.

The 68000 is 32-bit.  All of the registers, both data and address, are
32-bit.

> The Mac OS still isn't even preemptive multitasking.  It's a friggin
> toy no
> matter how pretty it looks.

I'll agree with you on this one, however, it's a toy that's seriously
used by a lot of people, including my fiancee and cousin, both of whom
are professional graphic designers.

--
Timur Tabi
Crystal Semiconductor
ttabi@crystal.cirrus.com

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From: Timur Tabi <ttabi@crystal.cirrus.com>
Subject: Re: BOOK: OS/2 Warp Unleashed, 4th Edition cancelled
Date: 1997/08/06
Message-ID: <33E8AEEA.BE6829A6@crystal.cirrus.com>
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