patch-1.3.72 linux/include/linux/ftape.h

• Lines: 71
• Date: Fri Mar 8 15:56:32 1996
• Orig file: v1.3.71/linux/include/linux/ftape.h
• Orig date: Thu Jan 1 02:00:00 1970

diff -u --recursive --new-file v1.3.71/linux/include/linux/ftape.h linux/include/linux/ftape.h
@@ -0,0 +1,70 @@
+#ifndef _FTAPE_H
+#define _FTAPE_H
+
+/*
+ * Copyright (C) 1994-1995 Bas Laarhoven.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+
+ *
+ $Source: /home/bas/distr/ftape-2.03b/RCS/ftape.h,v $
+ $Author: bas $
+ *
+ $Revision: 1.18 $
+ $Date: 1995/05/06 16:11:53 $
+ $State: Beta $
+ *
+ *      This file contains global definitions, typedefs and macro's
+ *      for the QIC-40/80 floppy-tape driver for Linux.
+ */
+
+#include <linux/sched.h>
+#include <linux/mm.h>
+
+#define SECTOR(x)       (x+1)         /* sector offset into real sector */
+#define SECTOR_SIZE     (1024)
+#define SECTORS_PER_SEGMENT (32)
+#define BUFF_SIZE       (SECTORS_PER_SEGMENT * SECTOR_SIZE)
+#define FTAPE_UNIT      (ftape_unit & 3)
+#define RQM_DELAY       (12)
+#define MILLISECOND     (1)
+#define SECOND          (1000)
+#define FOREVER         (-1)
+#ifndef HZ
+# error "HZ undefined."
+#endif
+#define MSPT            (SECOND / HZ) /* milliseconds per tick */
+
+/* This defines the number of retries that the driver will allow
+ * before giving up (and letting a higher level handle the error).
+ */
+#ifdef TESTING
+# define SOFT_RETRIES 1          /* number of low level retries */
+# define RETRIES_ON_ECC_ERROR 3  /* ecc error when correcting segment */
+#else
+# define SOFT_RETRIES 6          /* number of low level retries (triple) */
+# define RETRIES_ON_ECC_ERROR 3  /* ecc error when correcting segment */
+#endif
+/*      some useful macro's
+ */
+#define ABS(a)          ((a) < 0 ? -(a) : (a))
+#define NR_ITEMS(x)     (sizeof(x)/ sizeof(*x))
+
+typedef unsigned char byte;
+
+extern int ftape_init(void);
+
+#endif
+