diff options
Diffstat (limited to 'sys/arch/i386/isa/fdreg.h')
| -rw-r--r-- | sys/arch/i386/isa/fdreg.h | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/sys/arch/i386/isa/fdreg.h b/sys/arch/i386/isa/fdreg.h deleted file mode 100644 index 7fa8212ae83..00000000000 --- a/sys/arch/i386/isa/fdreg.h +++ /dev/null @@ -1,69 +0,0 @@ -/* $NetBSD: fdreg.h,v 1.8 1995/06/28 04:30:57 cgd Exp $ */ - -/*- - * Copyright (c) 1991 The Regents of the University of California. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * @(#)fdreg.h 7.1 (Berkeley) 5/9/91 - */ - -/* - * AT floppy controller registers and bitfields - */ - -/* uses NEC765 controller */ -#include <dev/ic/nec765reg.h> - -/* registers */ -#define fdout 2 /* Digital Output Register (W) */ -#define FDO_FDSEL 0x03 /* floppy device select */ -#define FDO_FRST 0x04 /* floppy controller reset */ -#define FDO_FDMAEN 0x08 /* enable floppy DMA and Interrupt */ -#define FDO_MOEN(n) ((1 << n) * 0x10) /* motor enable */ - -#define fdsts 4 /* NEC 765 Main Status Register (R) */ -#define fddata 5 /* NEC 765 Data Register (R/W) */ - -#define fdctl 7 /* Control Register (W) */ -#define FDC_500KBPS 0x00 /* 500KBPS MFM drive transfer rate */ -#define FDC_300KBPS 0x01 /* 300KBPS MFM drive transfer rate */ -#define FDC_250KBPS 0x02 /* 250KBPS MFM drive transfer rate */ -#define FDC_125KBPS 0x03 /* 125KBPS FM drive transfer rate */ - -#define fdin 7 /* Digital Input Register (R) */ -#define FDI_DCHG 0x80 /* diskette has been changed */ - -#define FDC_BSIZE 512 -#define FDC_NPORT 8 -#define FDC_MAXIOSIZE NBPG /* XXX should be MAXBSIZE */ - -#define FDUNIT(dev) (minor(dev) / 16) -#define FDTYPE(dev) (minor(dev) % 16) |