| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame^] | 1 | #ifndef _FDC_ISR_H |
| 2 | #define _FDC_ISR_H |
| 3 | |
| 4 | /* |
| 5 | * Copyright (C) 1993-1996 Bas Laarhoven, |
| 6 | * (C) 1996-1997 Claus-Justus Heine. |
| 7 | |
| 8 | This program is free software; you can redistribute it and/or modify |
| 9 | it under the terms of the GNU General Public License as published by |
| 10 | the Free Software Foundation; either version 2, or (at your option) |
| 11 | any later version. |
| 12 | |
| 13 | This program is distributed in the hope that it will be useful, |
| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | GNU General Public License for more details. |
| 17 | |
| 18 | You should have received a copy of the GNU General Public License |
| 19 | along with this program; see the file COPYING. If not, write to |
| 20 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
| 21 | |
| 22 | * |
| 23 | * $Source: /homes/cvs/ftape-stacked/ftape/lowlevel/fdc-isr.h,v $ |
| 24 | * $Revision: 1.2 $ |
| 25 | * $Date: 1997/10/05 19:18:07 $ |
| 26 | * |
| 27 | * This file declares the global variables necessary to |
| 28 | * synchronize the interrupt service routine (isr) with the |
| 29 | * remainder of the QIC-40/80/3010/3020 floppy-tape driver |
| 30 | * "ftape" for Linux. |
| 31 | */ |
| 32 | |
| 33 | /* |
| 34 | * fdc-isr.c defined public variables |
| 35 | */ |
| 36 | extern volatile int ft_expected_stray_interrupts; /* masks stray interrupts */ |
| 37 | extern volatile int ft_seek_completed; /* flag set by isr */ |
| 38 | extern volatile int ft_interrupt_seen; /* flag set by isr */ |
| 39 | extern volatile int ft_hide_interrupt; /* flag set by isr */ |
| 40 | |
| 41 | /* |
| 42 | * fdc-io.c defined public functions |
| 43 | */ |
| 44 | extern void fdc_isr(void); |
| 45 | |
| 46 | /* |
| 47 | * A kernel hook that steals one interrupt from the floppy |
| 48 | * driver (Should be fixed when the new fdc driver gets ready) |
| 49 | * See the linux kernel source files: |
| 50 | * drivers/block/floppy.c & drivers/block/blk.h |
| 51 | * for the details. |
| 52 | */ |
| 53 | extern void (*do_floppy) (void); |
| 54 | |
| 55 | #endif |