1 #ifndef _FDC_ISR_H 2 #define _FDC_ISR_H 3 4 /* 5 * Copyright (C) 1993-1995 Bas Laarhoven. 6 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 2, or (at your option) 10 any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program; see the file COPYING. If not, write to 19 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 20 21 * 22 $Source: /home/bas/distr/ftape-2.03b/RCS/fdc-isr.h,v $ 23 $Author: bas $ 24 * 25 $Revision: 1.8 $ 26 $Date: 1995/04/22 07:30:15 $ 27 $State: Beta $ 28 * 29 * This file contains the low level functions 30 * that communicate with the floppy disk controller, 31 * for the QIC-40/80 floppy-tape driver for Linux. 32 */ 33 34 /* 35 * fdc-isr.c defined public variables 36 */ 37 extern volatile int expected_stray_interrupts; /* masks stray interrupts */ 38 extern volatile int seek_completed; /* flag set by isr */ 39 extern volatile int interrupt_seen; /* flag set by isr */ 40 extern volatile int expect_stray_interrupt; 41 42 /* 43 * fdc-io.c defined public functions 44 */ 45 extern void fdc_isr(void); 46 47 /* 48 * A kernel hook that steals one interrupt from the floppy 49 * driver (Should be fixed when the new fdc driver gets ready) 50 * See the linux kernel source files: 51 * drivers/block/floppy.c & drivers/block/blk.h 52 * for the details. 53 */ 54 extern void (*do_floppy) (void); 55 56 #endif