diff options
Diffstat (limited to 'drivers/char/ftape/lowlevel/fdc-isr.h')
-rw-r--r-- | drivers/char/ftape/lowlevel/fdc-isr.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/char/ftape/lowlevel/fdc-isr.h b/drivers/char/ftape/lowlevel/fdc-isr.h new file mode 100644 index 000000000000..065aa978942d --- /dev/null +++ b/drivers/char/ftape/lowlevel/fdc-isr.h @@ -0,0 +1,55 @@ +#ifndef _FDC_ISR_H +#define _FDC_ISR_H + +/* + * Copyright (C) 1993-1996 Bas Laarhoven, + * (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/ftape/lowlevel/fdc-isr.h,v $ + * $Revision: 1.2 $ + * $Date: 1997/10/05 19:18:07 $ + * + * This file declares the global variables necessary to + * synchronize the interrupt service routine (isr) with the + * remainder of the QIC-40/80/3010/3020 floppy-tape driver + * "ftape" for Linux. + */ + +/* + * fdc-isr.c defined public variables + */ +extern volatile int ft_expected_stray_interrupts; /* masks stray interrupts */ +extern volatile int ft_seek_completed; /* flag set by isr */ +extern volatile int ft_interrupt_seen; /* flag set by isr */ +extern volatile int ft_hide_interrupt; /* flag set by isr */ + +/* + * fdc-io.c defined public functions + */ +extern void fdc_isr(void); + +/* + * A kernel hook that steals one interrupt from the floppy + * driver (Should be fixed when the new fdc driver gets ready) + * See the linux kernel source files: + * drivers/block/floppy.c & drivers/block/blk.h + * for the details. + */ +extern void (*do_floppy) (void); + +#endif |