From: Groepaz (groepaz_at_gmx.net)
Date: 2005-11-08 10:09:17
On Tuesday 08 November 2005 09:16, Spiro Trikaliotis wrote: > Hello MV, > > * On Mon, Nov 07, 2005 at 11:29:11PM +0100 MagerValp wrote: > > >>>>> "ST" == Spiro Trikaliotis <email@example.com> writes: > > > > ST> in the 157x, there are other functions than in the 154x which are > > ST> table driven. These are much faster. > > > > The problem with table based routines are that they're hard to fit in > > the 1541's RAM - only 1.25k are available if you don't replace the > > 1541's kernal routines. > > Yes, that's right. Anyway, silverdream did not tell us if he wants a > general solution or not, thus, I gave him something better. > > Another thing to consider: It might be worth to transfer raw GCR data to > the C64/C128/whatever and do the decoding there. The disk can read in > the next track while the decoding is done on the computer. The overhead > of transferring more data (320 byte vs. 256 byte) might be less than the > time you gain by moving the decoding into the computer. > > This scheme is also used with the "warp" routines of > SC/cbm4linux/cbm4win. the action replay loader does the same :) -- http://www.hitmen-console.org http://www.gc-linux.org/docs/yagcd.html http://www.pokefinder.org http://ftp.pokefinder.org -If the Bible proves that God exists, then comic books prove the existence of Superman. Message was sent through the cbm-hackers mailing list
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