Use MI wdc-driver.
This commit is contained in:
leo
parent
bc2d7f642e
commit
85966e661a
@ -1,4 +1,4 @@
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/* $NetBSD: autoconf.c,v 1.25 1998/01/12 18:03:58 thorpej Exp $ */
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/* $NetBSD: autoconf.c,v 1.26 1998/04/10 10:37:04 leo Exp $ */
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/*
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* Copyright (c) 1995 Leo Weppelman
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@ -158,10 +158,10 @@ config_console()
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#include "fd.h"
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#include "sd.h"
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#include "cd.h"
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#include "idec.h"
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#include "wd.h"
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#if NIDEC
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extern struct cfdriver ide_cd;
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#if NWD > 0
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extern struct cfdriver wd_cd;
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#endif
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#if NSD > 0
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extern struct cfdriver sd_cd;
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@ -174,8 +174,8 @@ extern struct cfdriver fd_cd;
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#endif
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struct cfdriver *genericconf[] = {
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#if NIDEC > 0
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&ide_cd,
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#if NWD > 0
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&wd_cd,
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#endif
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#if NSD > 0
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&sd_cd,
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@ -1,4 +1,4 @@
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/* $NetBSD: conf.c,v 1.31 1997/10/13 00:46:22 explorer Exp $ */
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/* $NetBSD: conf.c,v 1.32 1998/04/10 10:37:04 leo Exp $ */
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/*
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* Copyright (c) 1991 The Regents of the University of California.
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@ -68,7 +68,7 @@ bdev_decl(st);
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bdev_decl(cd);
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#include "ccd.h"
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bdev_decl(ccd);
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#include "idec.h"
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#include "wdc.h"
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bdev_decl(wd);
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struct bdevsw bdevsw[] =
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@ -87,7 +87,7 @@ struct bdevsw bdevsw[] =
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bdev_lkm_dummy(), /* 11 */
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bdev_lkm_dummy(), /* 12 */
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bdev_disk_init(NCCD,ccd), /* 13: concatenated disk driver */
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bdev_disk_init(NIDEC,wd), /* 14: IDE disk driver */
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bdev_disk_init(NWDC,wd), /* 14: IDE disk driver */
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};
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int nblkdev = sizeof(bdevsw) / sizeof(bdevsw[0]);
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@ -217,7 +217,7 @@ struct cdevsw cdevsw[] =
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cdev_uk_init(NUK,uk), /* 31: SCSI unknown */
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cdev_ss_init(NSS,ss), /* 32: SCSI scanner */
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cdev_rtc_init(1,rtc), /* 33: RealTimeClock */
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cdev_disk_init(NIDEC,wd), /* 34: IDE disk driver */
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cdev_disk_init(NWDC,wd), /* 34: IDE disk driver */
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cdev_tty_init(NSER,ser), /* 35: 68901 UART */
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cdev_ipf_init(NIPFILTER,ipl), /* 36: ip-filter device */
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cdev_disk_init(NMD,md), /* 37: memory disk - for install disk */
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@ -1,5 +1,5 @@
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#
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# $NetBSD: BOOT,v 1.25 1997/12/01 15:19:33 kleink Exp $
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# $NetBSD: BOOT,v 1.26 1998/04/10 10:37:10 leo Exp $
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#
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# BOOT
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#
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@ -102,5 +102,5 @@ fd0 at fdc0 unit 0 # builtin floppy drive
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fd1 at fdc0 unit 1 # external floppy drive
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zs0 at mainbus0 # Serial support through 8530
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nvr0 at mainbus0 # nvram driver
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idec0 at mainbus0 # IDE bus
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ide* at idec? drive ? # ... and drives
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wdc0 at mainbus0 # IDE-bus
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wd* at wdc? drive ? # ... and drives
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@ -1,5 +1,5 @@
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#
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# $NetBSD: BOOTX,v 1.19 1997/12/01 15:19:35 kleink Exp $
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# $NetBSD: BOOTX,v 1.20 1998/04/10 10:37:10 leo Exp $
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#
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# BOOTX
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#
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@ -111,5 +111,5 @@ grfcc2 at grfbus0 # third graphics driver
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ite* at grfcc2 # third tty
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nvr0 at mainbus0 # nvram driver
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lp0 at mainbus0 # centronics printer
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idec0 at mainbus0 # IDE bus
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ide* at idec? drive ? # ... and drives
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wdc0 at mainbus0 # IDE-bus
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wd* at wdc? drive ? # ... and drives
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@ -1,5 +1,5 @@
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#
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# $NetBSD: FALCON,v 1.25 1997/12/01 15:19:37 kleink Exp $
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# $NetBSD: FALCON,v 1.26 1998/04/10 10:37:10 leo Exp $
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#
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# ATARI-FALCON
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#
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@ -105,5 +105,5 @@ grfcc1 at grfbus0 # second graphics driver
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ite* at grfcc1 # second tty
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nvr0 at mainbus0 # nvram driver
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lp0 at mainbus0 # centronics printer
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idec0 at mainbus0 # IDE bus
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ide* at idec? drive ? # ... and drives
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wdc0 at mainbus0 # IDE-bus
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wd* at wdc? drive ? # ... and drives
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@ -1,5 +1,5 @@
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#
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# $NetBSD: HADES,v 1.15 1997/12/01 15:19:41 kleink Exp $
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# $NetBSD: HADES,v 1.16 1998/04/10 10:37:11 leo Exp $
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#
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# Medusa-Hades
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#
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@ -121,5 +121,5 @@ vmebus0 at mainbus0 # VME bus
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vme0 at vmebus0
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isabus0 at mainbus0 # ISA-bus
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isa0 at isabus0
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idec0 at mainbus0 # IDE bus
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ide* at idec? drive ? # ... and drives
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wdc0 at mainbus0 # IDE-bus
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wd* at wdc? drive ? # ... and drives
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@ -1,5 +1,5 @@
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#
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# $NetBSD: files.atari,v 1.50 1998/04/10 10:28:47 leo Exp $
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# $NetBSD: files.atari,v 1.51 1998/04/10 10:37:11 leo Exp $
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maxpartitions 16
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@ -64,15 +64,6 @@ file arch/atari/dev/hdfd.c hdfd needs-flag
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file arch/atari/dev/hdfd_intr.s hdfd
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major {hdfd = 2}
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# IDE driver also called wd driver
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# The problem with calling it wd here is a name clash with the driver in ISA.
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device idec {[drive = -1], [option = 0]}
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attach idec at mainbus
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device ide: disk
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attach ide at idec
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file arch/atari/dev/wd.c idec needs-flag
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major {ide = 14}
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# The generic VME-bus driver
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device vmebus {}
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attach vmebus at mainbus
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@ -143,6 +134,12 @@ device isabus
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attach isabus at mainbus
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include "dev/isa/files.isa"
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include "dev/ata/files.ata"
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attach wdc at mainbus with wdc_mb
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file arch/atari/dev/wdc_mb.c wdc_mb
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major {wd = 14}
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#
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# XXX: Some scsi-devices must be at fixed major#
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File diff suppressed because it is too large
Load Diff
220
sys/arch/atari/dev/wdc_mb.c
Normal file
220
sys/arch/atari/dev/wdc_mb.c
Normal file
@ -0,0 +1,220 @@
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/* $NetBSD: wdc_mb.c,v 1.1 1998/04/10 10:37:12 leo Exp $ */
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/*
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* Copyright (c) 1994, 1995 Charles M. Hannum. All rights reserved.
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*
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* DMA and multi-sector PIO handling are derived from code contributed by
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* Onno van der Linden.
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*
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* ISA attachment created by Christopher G. Demetriou.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Charles M. Hannum.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/types.h>
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <machine/cpu.h>
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#include <machine/bus.h>
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#include <machine/iomap.h>
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#include <machine/mfp.h>
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#include <machine/dma.h>
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#include <dev/ic/wdcvar.h>
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#include <m68k/asm_single.h>
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#include <atari/dev/ym2149reg.h>
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#include <atari/atari/device.h>
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/*
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* XXX This code currently doesn't even try to allow 32-bit data port use.
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*/
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static int claim_hw __P((void *, int));
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static void free_hw __P((void *));
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struct wdc_mb_softc {
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struct wdc_softc sc_wdcdev;
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struct wdc_attachment_data sc_ad;
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void *sc_ih;
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};
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int wdc_mb_probe __P((struct device *, struct cfdata *, void *));
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void wdc_mb_attach __P((struct device *, struct device *, void *));
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struct cfattach wdc_mb_ca = {
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sizeof(struct wdc_mb_softc), wdc_mb_probe, wdc_mb_attach
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};
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int
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wdc_mb_probe(parent, cfp, aux)
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struct device *parent;
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struct cfdata *cfp;
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void *aux;
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{
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#if 0 /* XXX memset */
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struct wdc_attachment_data ad = { 0 };
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#else /* XXX memset */
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struct wdc_attachment_data ad;
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#endif /* XXX memset */
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int result = 0;
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u_char sv_ierb;
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#if 0 /* XXX memset */
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#else /* XXX memset */
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bzero(&ad, sizeof ad);
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#endif /* XXX memset */
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if ((machineid & ATARI_TT) || strcmp("wdc", aux) || cfp->cf_unit != 0)
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return 0;
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if (!atari_realconfig)
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return 0;
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ad.iot = ad.auxiot = mb_alloc_bus_space_tag();
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if (ad.iot == NULL)
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return 0;
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ad.iot->stride = 2;
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ad.iot->wo_1 = 1;
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if (bus_space_map(ad.iot, 0xfff00000, 0x40, 0, &ad.ioh))
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return 0;
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if (bus_space_subregion(ad.iot, ad.ioh, 0x38, 1, &ad.auxioh))
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return 0;
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/*
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* Make sure IDE interrupts are disabled during probing.
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*/
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sv_ierb = MFP->mf_ierb;
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MFP->mf_ierb &= ~IB_DINT;
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/*
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* Make sure that IDE is turned on on the Falcon.
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*/
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if (machineid & ATARI_FALCON)
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ym2149_ser2(0);
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result = wdcprobe(&ad);
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MFP->mf_ierb = sv_ierb;
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bus_space_unmap(ad.iot, ad.ioh, 0x40);
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mb_free_bus_space_tag(ad.iot);
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return (result);
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}
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void
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wdc_mb_attach(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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struct wdc_mb_softc *sc = (void *)self;
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printf("\n");
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sc->sc_ad.iot = sc->sc_ad.auxiot = mb_alloc_bus_space_tag();
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sc->sc_ad.iot->stride = 2;
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sc->sc_ad.iot->wo_1 = 1;
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if (bus_space_map(sc->sc_ad.iot, 0xfff00000, 0x40, 0,
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&sc->sc_ad.ioh)) {
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printf("%s: couldn't map registers\n",
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sc->sc_wdcdev.sc_dev.dv_xname);
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return;
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}
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if (bus_space_subregion(sc->sc_ad.iot, sc->sc_ad.ioh, 0x38, 1,
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&sc->sc_ad.auxioh))
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return;
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/*
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* Play a nasty trick here. Normally we only manipulate the
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* interrupt *mask*. However to defeat wd_get_parms(), we
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* disable the interrupts here using the *enable* register.
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*/
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MFP->mf_ierb &= ~IB_DINT;
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/*
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* XXX: Is this true on all atari's??
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*/
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sc->sc_wdcdev.sc_flags |= WDCF_SINGLE;
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sc->sc_ad.cap |= WDC_CAPABILITY_HWLOCK;
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sc->sc_ad.claim_hw = &claim_hw;
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sc->sc_ad.free_hw = &free_hw;
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wdcattach(&sc->sc_wdcdev, &sc->sc_ad);
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/*
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* Setup & enable disk related interrupts.
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*/
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MFP->mf_ierb |= IB_DINT;
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MFP->mf_iprb &= ~IB_DINT;
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MFP->mf_imrb |= IB_DINT;
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}
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/*
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* Hardware locking
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*/
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static int wd_lock;
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static int
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claim_hw(softc, maysleep)
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void *softc;
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int maysleep;
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{
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void wdcrestart __P((void *));
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if (wd_lock != DMA_LOCK_GRANT) {
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if (wd_lock == DMA_LOCK_REQ) {
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/*
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* ST_DMA access is being claimed.
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*/
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return 0;
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}
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if (!st_dmagrab((dma_farg)wdcintr,
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(dma_farg)(maysleep ? NULL : wdcrestart), softc,
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&wd_lock, 1))
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return 0;
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}
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return 1;
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}
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static void
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free_hw(softc)
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void *softc;
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{
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/*
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* Flush pending interrupts before giving-up lock
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*/
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single_inst_bclr_b(MFP->mf_iprb, IB_DINT);
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/*
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* Only free the lock on a Falcon. On the Hades, keep it.
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*/
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/* if (machineid & ATARI_FALCON) */
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st_dmafree(softc, &wd_lock);
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}
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@ -1,162 +0,0 @@
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/* $NetBSD: wdreg.h,v 1.1 1997/04/01 08:18:04 leo Exp $ */
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/*-
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* Copyright (c) 1991 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* William Jolitz.
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*
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* 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
|
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* California, Berkeley and its contributors.
|
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* 4. Neither the name of the University nor the names of its contributors
|
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* may be used to endorse or promote products derived from this software
|
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* without specific prior written permission.
|
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*
|
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
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* 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
|
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
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* SUCH DAMAGE.
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*
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* @(#)wdreg.h 7.1 (Berkeley) 5/9/91
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*/
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/*
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* Disk Controller register definitions.
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*/
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#define wd_data 0x000 /* data register (R/W - 16 bits) */
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#define wd_error 0x005 /* error register (R) */
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#define wd_precomp 0x005 /* write precompensation (W) */
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#define wd_features 0x005 /* features (W) */
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#define wd_seccnt 0x009 /* sector count (R/W) */
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#define wd_sector 0x00D /* first sector number (R/W) */
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#define wd_cyl_lo 0x011 /* cylinder address, low byte (R/W) */
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#define wd_cyl_hi 0x015 /* cylinder address, high byte (R/W) */
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#define wd_sdh 0x019 /* sector size/drive/head (R/W) */
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#define wd_command 0x01D /* command register (W) */
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#define wd_status 0x01D /* immediate status (R) */
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#define wd_altsts 0x039 /* alternate fixed disk status (via 1015) (R) */
|
||||
#define wd_ctlr 0x039 /* fixed disk controller control (via 1015) (W) */
|
||||
#define WDCTL_4BIT 0x08 /* use four head bits (wd1003) */
|
||||
#define WDCTL_RST 0x04 /* reset the controller */
|
||||
#define WDCTL_IDS 0x02 /* disable controller interrupts */
|
||||
#define wd_digin 0x03D /* disk controller input (via 1015) (R) */
|
||||
|
||||
/*
|
||||
* Status bits.
|
||||
*/
|
||||
#define WDCS_BSY 0x80 /* busy */
|
||||
#define WDCS_DRDY 0x40 /* drive ready */
|
||||
#define WDCS_DWF 0x20 /* drive write fault */
|
||||
#define WDCS_DSC 0x10 /* drive seek complete */
|
||||
#define WDCS_DRQ 0x08 /* data request */
|
||||
#define WDCS_CORR 0x04 /* corrected data */
|
||||
#define WDCS_IDX 0x02 /* index */
|
||||
#define WDCS_ERR 0x01 /* error */
|
||||
#define WDCS_BITS "\020\010bsy\007drdy\006dwf\005dsc\004drq\003corr\002idx\001err"
|
||||
|
||||
/*
|
||||
* Error bits.
|
||||
*/
|
||||
#define WDCE_BBK 0x80 /* bad block detected */
|
||||
#define WDCE_UNC 0x40 /* uncorrectable data error */
|
||||
#define WDCE_MC 0x20 /* media changed */
|
||||
#define WDCE_IDNF 0x10 /* id not found */
|
||||
#define WDCE_ABRT 0x08 /* aborted command */
|
||||
#define WDCE_MCR 0x04 /* media change requested */
|
||||
#define WDCE_TK0NF 0x02 /* track 0 not found */
|
||||
#define WDCE_AMNF 0x01 /* address mark not found */
|
||||
#define WDERR_BITS "\020\010bbk\007unc\006mc\005idnf\004mcr\003abrt\002tk0nf\001amnf"
|
||||
|
||||
/*
|
||||
* Commands for Disk Controller.
|
||||
*/
|
||||
#define WDCC_RECAL 0x10 /* disk restore code -- resets cntlr */
|
||||
|
||||
#define WDCC_READ 0x20 /* disk read code */
|
||||
#define WDCC_WRITE 0x30 /* disk write code */
|
||||
#define WDCC__LONG 0x02 /* modifier -- access ecc bytes */
|
||||
#define WDCC__NORETRY 0x01 /* modifier -- no retrys */
|
||||
|
||||
#define WDCC_FORMAT 0x50 /* disk format code */
|
||||
#define WDCC_DIAGNOSE 0x90 /* controller diagnostic */
|
||||
#define WDCC_IDP 0x91 /* initialize drive parameters */
|
||||
|
||||
#define WDCC_READMULTI 0xc4 /* read multiple */
|
||||
#define WDCC_WRITEMULTI 0xc5 /* write multiple */
|
||||
#define WDCC_SETMULTI 0xc6 /* set multiple mode */
|
||||
|
||||
#define WDCC_READDMA 0xc8 /* read with DMA */
|
||||
#define WDCC_WRITEDMA 0xca /* write with DMA */
|
||||
|
||||
#define WDCC_ACKMC 0xdb /* acknowledge media change */
|
||||
#define WDCC_LOCK 0xde /* lock drawer */
|
||||
#define WDCC_UNLOCK 0xdf /* unlock drawer */
|
||||
|
||||
#define WDCC_IDENTIFY 0xec /* read parameters from controller */
|
||||
#define WDCC_CACHEC 0xef /* cache control */
|
||||
|
||||
#define WDSD_IBM 0xa0 /* forced to 512 byte sector, ecc */
|
||||
#define WDSD_CHS 0x00 /* cylinder/head/sector addressing */
|
||||
#define WDSD_LBA 0x40 /* logical block addressing */
|
||||
|
||||
|
||||
#ifdef _KERNEL
|
||||
/*
|
||||
* read parameters command returns this:
|
||||
*/
|
||||
struct wdparams {
|
||||
/* drive info */
|
||||
short wdp_config; /* general configuration */
|
||||
#define WD_CFG_REMOVABLE 0x0080
|
||||
#define WD_CFG_FIXED 0x0040
|
||||
short wdp_cylinders; /* number of non-removable cylinders */
|
||||
char __reserved1[2];
|
||||
short wdp_heads; /* number of heads */
|
||||
short wdp_unfbytespertrk; /* number of unformatted bytes/track */
|
||||
short wdp_unfbytespersec; /* number of unformatted bytes/sector */
|
||||
short wdp_sectors; /* number of sectors */
|
||||
char wdp_vendor1[6];
|
||||
/* controller info */
|
||||
char wdp_serial[20]; /* serial number */
|
||||
short wdp_buftype; /* buffer type */
|
||||
#define WD_BUF_SINGLEPORTSECTOR 1 /* single port, single sector buffer */
|
||||
#define WD_BUF_DUALPORTMULTI 2 /* dual port, multiple sector buffer */
|
||||
#define WD_BUF_DUALPORTMULTICACHE 3 /* above plus track cache */
|
||||
short wdp_bufsize; /* buffer size, in 512-byte units */
|
||||
short wdp_eccbytes; /* ecc bytes appended */
|
||||
char wdp_revision[8]; /* firmware revision */
|
||||
char wdp_model[40]; /* model name */
|
||||
u_char wdp_maxmulti; /* maximum sectors per interrupt */
|
||||
char wdp_vendor2[1];
|
||||
short wdp_usedmovsd; /* can use double word read/write? */
|
||||
char wdp_vendor3[1];
|
||||
char wdp_capabilities; /* capability flags */
|
||||
#define WD_CAP_LBA 0x02
|
||||
#define WD_CAP_DMA 0x01
|
||||
char __reserved2[2];
|
||||
char wdp_vendor4[1];
|
||||
char wdp_piotiming; /* PIO timing mode */
|
||||
char wdp_vendor5[1];
|
||||
char wdp_dmatiming; /* DMA timing mode */
|
||||
};
|
||||
|
||||
#endif /* _KERNEL */
|
||||
@ -1,73 +0,0 @@
|
||||
/* $NetBSD: wdvar.h,v 1.1 1997/04/01 08:18:04 leo Exp $ */
|
||||
|
||||
/*-
|
||||
* Copyright (c) 1991 The Regents of the University of California.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This code is derived from software contributed to Berkeley by
|
||||
* William Jolitz.
|
||||
*
|
||||
* 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.
|
||||
*
|
||||
* @(#)wdreg.h 7.1 (Berkeley) 5/9/91
|
||||
*/
|
||||
|
||||
struct wdc_softc {
|
||||
struct device sc_dev;
|
||||
void *sc_ih;
|
||||
|
||||
bus_space_tag_t sc_iot; /* Bus space tag */
|
||||
bus_space_handle_t sc_ioh; /* handle for drive registers */
|
||||
bus_space_handle_t sc_auxioh; /* handle for aux register */
|
||||
bus_space_handle_t sc_dataioh; /* handle for 16 bit data */
|
||||
bus_space_handle_t sc_data32ioh;/* handle for 32 bit data */
|
||||
|
||||
void (*sc_inten)(struct wdc_softc *, int);
|
||||
|
||||
int sc_drq; /* DMA channel */
|
||||
|
||||
TAILQ_HEAD(drivehead, wd_softc) sc_drives;
|
||||
int sc_flags;
|
||||
#define WDCF_ACTIVE 0x01 /* controller is active */
|
||||
#define WDCF_SINGLE 0x02 /* sector at a time mode */
|
||||
#define WDCF_ERROR 0x04 /* processing a disk error */
|
||||
#define WDCF_WANTED 0x08 /* XXX locking for wd_get_parms() */
|
||||
#define WDCF_QUIET 0x10 /* Be quiet about errors */
|
||||
#define WDCF_32BIT 0x20 /* Use 32bit xfers */
|
||||
int sc_errors; /* errors during current transfer */
|
||||
u_char sc_status; /* copy of status register */
|
||||
u_char sc_error; /* copy of error register */
|
||||
};
|
||||
|
||||
int wdcprobe_internal __P((bus_space_tag_t iot, bus_space_handle_t ioh,
|
||||
bus_space_handle_t aux_ioh, bus_space_handle_t data_ioh,
|
||||
bus_space_handle_t data32_ioh, char *name));
|
||||
void wdcattach_internal __P((struct wdc_softc *wdc, bus_space_tag_t iot, bus_space_handle_t ioh,
|
||||
bus_space_handle_t aux_ioh, bus_space_handle_t data_ioh,
|
||||
bus_space_handle_t data32_ioh, int drq));
|
||||
Loading…
Reference in New Issue
Block a user