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- From: magicsn@birdland.es.bawue.de (Steffen Haeuser)
- Path: eisbaer.bb.bawue.de!birdland.es.bawue.de
- Newsgroups: comp.sys.amiga.programmer
- Message-ID: <08000305729070351637@BIRDLAND>
- References: <4ge8na$vhe@ar.ar.com.au>
- X-Mailer: fastnet2rfc V2.0 - (tse) Lunqual%MAB@wsb.freinet.de / Tachy@wsb.freinet.de
- Organization: Birdland BBS, Dettingen/Teck, South Germany
- Content-Type: text/plain; charset=ISO-8859-1
- Subject: Re: One hardware-basher's manifesto
- Date: 26 Feb 1996 20:50:35
-
-
- storm%ar.ar.com.au@INTERNET wrote :
-
- >
- > Steffen Haeuser (magicsn@birdland.es.bawue.de) wrote:
- >
- > : > Storm ( storm@ar.ar.com.au ) wrote:
- > (actually I didn't, but that's OK)
- > : > Please use OwnBlitter/DisOwn... and use CacheControl to turn on only the caches
- > : > you need (If data burst (030/040/060) modes is on the CPU will take 4x as much
- > : > time when accessing fastram randomly.
- >
- > : ALL Caches should be turned on :) Else it is a speed-waste...
- >
- > Is it not true that data burst mode will slow you down if you are "randomly"
- > accessing memory? I've heard that it will, although I have not experimented
- > with it. Logic seems to dictate that it could.
- >
- > Although, you could argue, that you should leave the caches alone, and leave
- > it up to user to fiddle with them if he so desires.
-
- I just am tired of Demos that have me to switch off all caches to get them
- running. My Speed tests gave a performance loss of 75% for this... :(
-
- Steffen Haeuser
-