198 lines
6.3 KiB
C
198 lines
6.3 KiB
C
/*-
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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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* 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 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
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* 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)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* 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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* from: @(#)isa_device.h 7.1 (Berkeley) 5/9/91
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* $Id: isa_device.h,v 1.53 1998/09/03 21:01:22 nsouch Exp $
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*/
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#ifndef _I386_ISA_ISA_DEVICE_H_
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#define _I386_ISA_ISA_DEVICE_H_
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/*
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* ISA Bus Autoconfiguration
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*/
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/*
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* Per device structure.
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*
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* XXX Note: id_conflicts should either become an array of things we're
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* specifically allowed to conflict with or be subsumed into some
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* more powerful mechanism for detecting and dealing with multiple types
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* of non-fatal conflict. -jkh XXX
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*/
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struct isa_device {
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int id_id; /* device id */
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struct isa_driver *id_driver;
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int id_iobase; /* base i/o address */
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u_int id_irq; /* interrupt request */
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int id_drq; /* DMA request */
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caddr_t id_maddr; /* physical i/o memory address on bus (if any)*/
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int id_msize; /* size of i/o memory */
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inthand2_t *id_intr; /* interrupt interface routine */
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int id_unit; /* unit number */
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int id_flags; /* flags */
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int id_scsiid; /* scsi id if needed */
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int id_alive; /* device is present */
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#define RI_FAST 1 /* fast interrupt handler */
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u_int id_ri_flags; /* flags for register_intr() */
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int id_reconfig; /* hot eject device support (such as PCMCIA) */
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int id_enabled; /* is device enabled */
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int id_conflicts; /* we're allowed to conflict with things */
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struct isa_device *id_next; /* used in isa_devlist in userconfig() */
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};
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/*
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* Bits to specify the type and amount of conflict checking.
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*/
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#define CC_ATTACH (1 << 0)
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#define CC_DRQ (1 << 1)
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#define CC_IOADDR (1 << 2)
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#define CC_IRQ (1 << 3)
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#define CC_MEMADDR (1 << 4)
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/*
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* Per-driver structure.
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*
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* Each device driver defines entries for a set of routines
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* as well as an array of types which are acceptable to it.
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* These are used at boot time by the configuration program.
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*/
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struct isa_driver {
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int (*probe) __P((struct isa_device *idp));
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/* test whether device is present */
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int (*attach) __P((struct isa_device *idp));
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/* setup driver for a device */
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char *name; /* device name */
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int sensitive_hw; /* true if other probes confuse us */
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};
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#ifdef KERNEL
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extern struct isa_device isa_biotab_fdc[];
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extern struct isa_device isa_biotab_wdc[];
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extern struct isa_device isa_devtab_bio[];
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extern struct isa_device isa_devtab_net[];
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extern struct isa_device isa_devtab_cam[];
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extern struct isa_device isa_devtab_null[];
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extern struct isa_device isa_devtab_tty[];
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struct isa_device *
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find_display __P((void));
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struct isa_device *
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find_isadev __P((struct isa_device *table, struct isa_driver *driverp,
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int unit));
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int haveseen_isadev __P((struct isa_device *dvp, u_int checkbits));
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void isa_configure __P((void));
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void isa_dmacascade __P((int chan));
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void isa_dmadone __P((int flags, caddr_t addr, int nbytes, int chan));
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void isa_dmainit __P((int chan, u_int bouncebufsize));
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void isa_dmastart __P((int flags, caddr_t addr, u_int nbytes, int chan));
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int isa_dma_acquire __P((int chan));
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void isa_dma_release __P((int chan));
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int isa_dmastatus __P((int chan));
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int isa_dmastop __P((int chan));
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void reconfig_isadev __P((struct isa_device *isdp, u_int *mp));
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typedef void ointhand2_t __P((int unit));
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/*
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* The "old" interrupt handlers really have type ointhand2_t although they
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* appear to be declared as having type inthand2_t. However, if this
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* header is included by ioconf.c, pretend that the handlers really have
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* type inthand_t. Assume that `C' is defined only by ioconf.c.
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*/
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#ifndef C
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#define inthand2_t ointhand2_t
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#endif
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inthand2_t adintr;
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inthand2_t ahaintr;
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inthand2_t aicintr;
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inthand2_t alogintr;
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inthand2_t arintr;
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inthand2_t ascintr;
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#ifdef PC98
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inthand2_t bsintr;
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#endif
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inthand2_t csintr;
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inthand2_t cxintr;
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inthand2_t cyintr;
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inthand2_t edintr;
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inthand2_t egintr;
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inthand2_t elintr;
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inthand2_t epintr;
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inthand2_t exintr;
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inthand2_t fdintr;
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inthand2_t feintr;
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inthand2_t gusintr;
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inthand2_t ieintr;
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inthand2_t labpcintr;
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inthand2_t le_intr;
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inthand2_t lncintr;
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inthand2_t loranintr;
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inthand2_t lptintr;
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inthand2_t m6850intr;
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inthand2_t mcdintr;
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inthand2_t mseintr;
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inthand2_t ncaintr;
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inthand2_t npxintr;
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inthand2_t pasintr;
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inthand2_t pcmintr;
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inthand2_t pcrint;
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inthand2_t ppcintr;
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inthand2_t pcfintr;
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inthand2_t psmintr;
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inthand2_t rcintr;
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inthand2_t sbintr;
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inthand2_t scintr;
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inthand2_t seaintr;
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inthand2_t siointr;
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inthand2_t sndintr;
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inthand2_t spigintr;
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inthand2_t srintr;
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inthand2_t sscapeintr;
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inthand2_t stlintr;
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inthand2_t twintr;
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inthand2_t uhaintr;
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inthand2_t wdintr;
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inthand2_t wdsintr;
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inthand2_t wlintr;
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inthand2_t wtintr;
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inthand2_t zeintr;
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inthand2_t zpintr;
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#undef inthand2_t
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#endif /* KERNEL */
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#endif /* !_I386_ISA_ISA_DEVICE_H_ */
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