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Is there such a thing as ROM software?

 
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jm4

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Since: Sep 03, 2004
Posts: 6



(Msg. 1) Posted: Wed Sep 22, 2004 8:05 pm
Post subject: Is there such a thing as ROM software?
Archived from groups: comp>sys>ibm>pc>hardware>chips (more info?)

How much "space" can a ROM chip hold? I know this may sound stupid,
but why can't they put the Operating System on a ROM chip and make it
faster? Or Microsoft Office on a ROM chip? I was just thinking about
it and was curious. Thanks for indulging me.

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Al Dykes

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Since: Nov 06, 2003
Posts: 476



(Msg. 2) Posted: Wed Sep 22, 2004 11:15 pm
Post subject: Re: Is there such a thing as ROM software? [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

In article <c67e4bdd.0409221605.22213ac9 RemoveThis @posting.google.com>,
jm <john_20_28_2000 RemoveThis @yahoo.com> wrote:
 >How much "space" can a ROM chip hold? I know this may sound stupid,
 >but why can't they put the Operating System on a ROM chip and make it
 >faster? Or Microsoft Office on a ROM chip? I was just thinking about
 >it and was curious. Thanks for indulging me.


It depends on who "they" is, and what's the purpose of the OS, and
the computer it's installed in.

Most of the OS in a Palm Pilot is in ROM. There is a Linux in ROM in
many Linksys routers. Cable TV desktop boxes have some flavor
of Unix in them. Lots of other consumer devices do.

There is an OS (fsvo "OS") in ROM in your PC. It's the BIOS and it's
just bright enough to book the OS of your choice, be it WIn/98, Linux,
Freebsd, XP, w2k, etc. And that's the point. Anything in ROM is
static inflexible.

Besides, if it's in ROM you can't sell upgrades easily.

--
Al Dykes
-----------
adykes at p a n i x . c o m<!-- ~MESSAGE_AFTER~ -->

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Yousuf Khan

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Since: Sep 07, 2004
Posts: 192



(Msg. 3) Posted: Wed Sep 22, 2004 11:48 pm
Post subject: Re: Is there such a thing as ROM software? [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

jm wrote:
 > How much "space" can a ROM chip hold? I know this may sound stupid,
 > but why can't they put the Operating System on a ROM chip and make it
 > faster? Or Microsoft Office on a ROM chip? I was just thinking about
 > it and was curious. Thanks for indulging me.

These days, ROM is really flashram. And they have tons of storage these
days. Just look at any memory stick, digital camera, MP3 player, or
cellphone, and how much memory they have. Some of these things have several
times more storage capacity than my first PC hard drive (my first one was a
30MB drive in a PC-XT clone).

Yousuf Khan<!-- ~MESSAGE_AFTER~ -->
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Al Dykes

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Since: Nov 06, 2003
Posts: 476



(Msg. 4) Posted: Thu Sep 23, 2004 12:02 am
Post subject: Re: Is there such a thing as ROM software? [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

In article <gaednUZneI3rgs_cRVn-sg.DeleteThis@rogers.com>,
Yousuf Khan <bbbl67.DeleteThis@ezrs.com> wrote:
 >jm wrote:
  >> How much "space" can a ROM chip hold? I know this may sound stupid,
  >> but why can't they put the Operating System on a ROM chip and make it
  >> faster? Or Microsoft Office on a ROM chip? I was just thinking about
  >> it and was curious. Thanks for indulging me.
 >
 >These days, ROM is really flashram. And they have tons of storage these
 >days. Just look at any memory stick, digital camera, MP3 player, or
 >cellphone, and how much memory they have. Some of these things have several
 >times more storage capacity than my first PC hard drive (my first one was a
 >30MB drive in a PC-XT clone).
 >
 > Yousuf Khan
 >
 >


5MB hard disk.. ISTR the list price was $999. Slower than an old 1X
CD reader.

At the same time I had 200MB disk drives on the mainframe systems
that cost $40k each.


--
Al Dykes
-----------
adykes at p a n i x . c o m<!-- ~MESSAGE_AFTER~ -->
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The little lost an

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Since: Mar 10, 2004
Posts: 318



(Msg. 5) Posted: Fri Sep 24, 2004 10:43 am
Post subject: Re: Is there such a thing as ROM software? [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

On 22 Sep 2004 17:05:35 -0700, john_20_28_2000.TakeThisOut@yahoo.com (jm) wrote:

 >How much "space" can a ROM chip hold? I know this may sound stupid,
 >but why can't they put the Operating System on a ROM chip and make it
 >faster? Or Microsoft Office on a ROM chip? I was just thinking about
 >it and was curious. Thanks for indulging me.

Cost? Right now even the cheapest 256MB of flashram costs something
like US30 in retail. To just have Windows on it would need the
equivalent of 8 pieces or around US$240. But the prices tend to go up
exponentially with size. No thanks, I'll stick with my less than $1
per GB HDD :PpPpp

--
L.Angel: I'm looking for web design work.
If you need basic to med complexity webpages at affordable rates, email me Smile
Standard HTML, SHTML, MySQL + PHP or ASP, Javascript.
If you really want, FrontPage & DreamWeaver too.
But keep in mind you pay extra bandwidth for their bloated code<!-- ~MESSAGE_AFTER~ -->
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Franc Zabkar

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Since: Apr 14, 2004
Posts: 226



(Msg. 6) Posted: Fri Sep 24, 2004 11:29 am
Post subject: Re: Is there such a thing as ROM software? [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

On 22 Sep 2004 17:05:35 -0700, john_20_28_2000.RemoveThis@yahoo.com (jm) put
finger to keyboard and composed:

 >How much "space" can a ROM chip hold? I know this may sound stupid,
 >but why can't they put the Operating System on a ROM chip and make it
 >faster? Or Microsoft Office on a ROM chip? I was just thinking about
 >it and was curious. Thanks for indulging me.

Currently available ROM and flash memory devices are a *lot* slower
than DRAM. You could install the OS in ROM or flash, and boot from it,
but you would need to shadow it in RAM to get any decent performance
out of it.


- Franc Zabkar
--
Please remove one 's' from my address when replying by email.<!-- ~MESSAGE_AFTER~ -->
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jm4

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Since: Sep 03, 2004
Posts: 6



(Msg. 7) Posted: Fri Sep 24, 2004 2:36 pm
Post subject: Re: Is there such a thing as ROM software? [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

a?n?g?e?l@lovergirl.lrigrevol.moc.com (The little lost angel) wrote in message news:<4153cfbf.50827916.TakeThisOut@news.singnet.com.sg>...
 > On 22 Sep 2004 17:05:35 -0700, john_20_28_2000.TakeThisOut@yahoo.com (jm) wrote:
 >
  > >How much "space" can a ROM chip hold? I know this may sound stupid,
  > >but why can't they put the Operating System on a ROM chip and make it
  > >faster? Or Microsoft Office on a ROM chip? I was just thinking about
  > >it and was curious. Thanks for indulging me.
 >
 > Cost? Right now even the cheapest 256MB of flashram costs something
 > like US30 in retail. To just have Windows on it would need the
 > equivalent of 8 pieces or around US$240. But the prices tend to go up
 > exponentially with size. No thanks, I'll stick with my less than $1
 > per GB HDD :PpPpp

I think it would be neat to plug in an Atari 2600 type cartridge that
says Windows XP or Office XP! If it were really fast, I wouldn't
care. And I'd have Combat, of course.<!-- ~MESSAGE_AFTER~ -->
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Al4

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Since: Sep 27, 2004
Posts: 25



(Msg. 8) Posted: Thu Sep 30, 2004 12:36 pm
Post subject: Re: Is there such a thing as ROM software? [Login to view extended thread Info.]
Archived from groups: per prev. post (more info?)

On 24 Sep 2004 11:36:32 -0700, john_20_28_2000.RemoveThis@yahoo.com (jm) wrote:
 >
 >I think it would be neat to plug in an Atari 2600 type cartridge that
 >says Windows XP or Office XP! If it were really fast, I wouldn't
 >care. And I'd have Combat, of course.

Remember (historically) the IBM XP had the BASIC interpreter software
installed in the ROM BIOS - that was what made it different from the
clones. The XP clones did have the empty ROM socket that you could
plug anything into.

In the early 90's Radio Shack had a PC with DOS 3.2 in ROM, an earlier
version of what you're thinking of.

The only advantage would be using ROM that could NOT be flashed to
prevent changes to the files, which would be loaded into a cache that
would serve as a RAM drive. The problem is that most software does
need to save changes.

I would suggest using a CD-ROM and loading it into a RAM drive set up
in conventional memory as an alternative.<!-- ~MESSAGE_AFTER~ -->
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