diff options
Diffstat (limited to 'include/linux/zftape.h')
| -rw-r--r-- | include/linux/zftape.h | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/include/linux/zftape.h b/include/linux/zftape.h deleted file mode 100644 index b057c65..0000000 --- a/include/linux/zftape.h +++ /dev/null @@ -1,87 +0,0 @@ -#ifndef _ZFTAPE_H -#define _ZFTAPE_H - -/* - * Copyright (C) 1996, 1997 Claus-Justus Heine. - - 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: /homes/cvs/ftape-stacked/include/linux/zftape.h,v $ - * $Revision: 1.12 $ - * $Date: 1997/10/21 11:02:37 $ - * - * Special ioctl and other global info for the zftape VFS - * interface for the QIC-40/80/3010/3020 floppy-tape driver for - * Linux. - */ - -#define ZFTAPE_VERSION "zftape for " FTAPE_VERSION - -#include <linux/ftape.h> - -#define ZFTAPE_LABEL "Ftape - The Linux Floppy Tape Project!" - -/* Bits of the minor device number that control the operation mode */ -#define ZFT_Q80_MODE (1 << 3) -#define ZFT_ZIP_MODE (1 << 4) -#define ZFT_RAW_MODE (1 << 5) -#define ZFT_MINOR_OP_MASK (ZFT_Q80_MODE | \ - ZFT_ZIP_MODE | \ - ZFT_RAW_MODE) -#define ZFT_MINOR_MASK (FTAPE_SEL_MASK | \ - ZFT_MINOR_OP_MASK | \ - FTAPE_NO_REWIND) - -#ifdef ZFT_OBSOLETE -struct mtblksz { - unsigned int mt_blksz; -}; -#define MTIOC_ZFTAPE_GETBLKSZ _IOR('m', 104, struct mtblksz) -#endif - -#ifdef __KERNEL__ - -extern int zft_init(void); - -static inline __s64 zft_div_blksz(__s64 value, __u32 blk_sz) -{ - if (blk_sz == 1) { - return value; - } else { - return (__s64)(((__u32)(value >> 10) + (blk_sz >> 10) - 1) - / (blk_sz >> 10)); - } -} - -static inline __s64 zft_mul_blksz(__s64 value, __u32 blk_sz) -{ - if (blk_sz == 1) { - return value; - } else { - /* if blk_sz != 1, then it is a multiple of 1024. In - * this case, `value' will also fit into 32 bits. - * - * Actually, this limits the capacity to 42 - * bits. This is (2^32)*1024, roughly a thousand - * times 2GB, or 3 Terabytes. Hopefully this is enough - */ - return(__s64)(((__u32)(value)*(blk_sz>>10))<<10); - } -} - -#endif - -#endif |
