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- Ralph,
- > I also have used Mtools version 2.0.4, dated 11 Apr 91, but I am
- > interested in the patch which allows 10 sector/track disks!
- >
- > Can you pass it along?
-
- The following patch is ok for Mtools 2.04 (the patched mtools is
- running without problems since July 91), but you can't format
- a 10 Sec/Trk disk on the Sparcstation.
-
- Enjoy,
- -bernd
-
- ------------------------------ CUT
- From: r90p@jupiter.sun.csd.unb.ca (Schultz)
- Newsgroups: comp.sys.atari.st,comp.sys.atari.st.tech
- Subject: Re: ST Disks & Sparcstation Drives
- Date: 21 Mar 91 04:54:27 GMT
- Organization: University of New Brunswick, Fredericton
-
- >
- > A few months ago, some people were talking about reading Atari
- > ST disks from a Sparcstation. Does anyone know how to go about
- > this?
- >
- > Specifically, I want to read files from a double sided disk onto
- > my Sparc and then transfer them to my ST hard disk via modem (I
- > only have a single-sided floppy).
-
- >From Mtools 2.03, patch #3:
-
- # Mtools was posted to the unix-pc.sources news group (and mailed to the
- # moderator of comp.sources.unix) on the 17th of September 1990. Since
- # then, patch #1 and #2 have been posted to unix-pc.sources,
- # comp.sources.bugs, and emailed to Rich Salz.
- #
- # In addition, the current version of Mtools and all the patches are
- # available via anonymous ftp from cerl.cecer.army.mil (129.229.1.101).
- #
- # Emmet P. Gray US Army, HQ III Corps & Fort Hood
- # ...!uunet!uiucuxc!fthood!egray Attn: AFZF-DE-ENV
- # fthood!egray@uxc.cso.uiuc.edu Directorate of Engineering & Housing
- # Environmental Management Office
- # Fort Hood, TX 76544-5057
-
- Just a few days ago, I modified Mtools so that they can read
- and (be careful!) write single sided 3.5" floppies and e.g.
- floppies with 10 sec/track:
-
- ---------------------------- < cut here > -------------------------
- *** devices.c_as_distrubuted Mon Mar 11 17:39:48 1991
- --- devices.c Mon Mar 11 17:41:34 1991
- ***************
- *** 27,37 ****
- #endif /* MASSCOMP */
-
- #ifdef SPARC
- struct device devices[] = {
- ! {'A', "/dev/rfd0c", 0L, 12, 0, (int (*) ()) 0, 80, 2, 18},
- ! {'A', "/dev/rfd0c", 0L, 12, 0, (int (*) ()) 0, 80, 2, 9},
- {'\0', (char *) NULL, 0L, 0, 0, (int (*) ()) 0, 0, 0, 0}
- };
- #endif /* SPARC */
-
- #ifdef UNIXPC
- --- 27,94 ----
- #endif /* MASSCOMP */
-
- #ifdef SPARC
- + #include <sys/types.h>
- + #include <sun/dkio.h>
- + #include <fcntl.h>
- +
- + int init_sparc_fd();
- +
- struct device devices[] = {
- ! {'A', "/dev/rfd0c", 0L, 12, 0, init_sparc_fd, 80, 2, 0},
- {'\0', (char *) NULL, 0L, 0, 0, (int (*) ()) 0, 0, 0, 0}
- };
- +
- + /*
- + * Stuffing back the floppy parameters into the driver
- + * allows for gems like 10 sector or single sided floppies
- + * from Atari ST systems.
- + * Also the table needs only one entry (SunOS already tries
- + * for HD and DD floppies).
- + * Note that it is necessary to set the partition info,
- + * since otherwise e.g. a 800k floppy (80 tr., 2 heads, 10 sectors)
- + * would only be read and writeable up to 720k.
- + *
- + * Martin Schulz, Universite de Moncton, March 11, 1991.
- + */
- + int
- + init_sparc_fd(fd, ntracks, nheads, nsect)
- + int fd, ntracks, nheads, nsect;
- + {
- + struct fdk_char dkbuf;
- + struct dk_map dkmap;
- +
- + if (ioctl(fd, FDKIOGCHAR, &dkbuf) != 0) {
- + ioctl(fd, FDKEJECT, NULL);
- + return(1);
- + }
- +
- + if (ioctl(fd, DKIOCGPART, &dkmap) != 0) {
- + ioctl(fd, FDKEJECT, NULL);
- + return(1);
- + }
- +
- + if ( ntracks && nheads )
- + dkbuf.ncyl = ntracks * nheads;
- + if ( nheads )
- + dkbuf.nhead = nheads;
- + if ( nsect )
- + dkbuf.secptrack = nsect;
- +
- + if ( ntracks && nheads && nsect )
- + dkmap.dkl_nblk = ntracks * nheads * nsect;
- +
- + if (ioctl(fd, FDKIOSCHAR, &dkbuf) != 0) {
- + ioctl(fd, FDKEJECT, NULL);
- + return(1);
- + }
- +
- + if (ioctl(fd, DKIOCSPART, &dkmap) != 0) {
- + ioctl(fd, FDKEJECT, NULL);
- + return(1);
- + }
- +
- + return(0);
- + }
- #endif /* SPARC */
-
- #ifdef UNIXPC
- ---------------------------- < cut here > -------------------------
-
- Replies to: Martin Schulz
- martin@atlantic.cs.unb.ca
-
- ------------------------------ CUT
-
- __________________________________________________________________________
- Bernd Raichle, Student der Universit"at Stuttgart | "Le langage est source
- privat: Stettener Str. 73, D-W-7300 Esslingen | de malentendus"
- email: raichle@azu.informatik.uni-stuttgart.de | (A. de Saint-Exupery)
-
-