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freebsd/sys/isa/isa_common.h
Doug Rabson cfa84f4631 * Add ivars for ISA pnp.
* Move isa_dma* declarations to isavar.h.
* Add a method ISA_DELETE_RESOURCE() to the ISA interface.
* Tidy up include protection defines.
1999-05-30 11:02:17 +00:00

73 lines
2.6 KiB
C

/*-
* Copyright (c) 1999 Doug Rabson
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
* $Id: isa_common.h,v 1.1 1999/05/22 15:18:25 dfr Exp $
*/
/*
* Parts of the ISA bus implementation common to all architectures.
*
* Drivers must not depend on information in this file as it can change
* without notice.
*/
MALLOC_DECLARE(M_ISADEV);
/*
* The structure used to attach devices to the isa bus.
*/
struct isa_device {
struct resource_list id_resources;
int id_flags;
u_int32_t id_vendorid; /* pnp vendor id */
u_int32_t id_serial; /* pnp serial */
u_int32_t id_logicalid; /* pnp logical device id */
u_int32_t id_compatid; /* pnp compat device id */
};
#define DEVTOISA(dev) ((struct isa_device *) device_get_ivars(dev))
/*
* These functions are architecture dependant.
*/
extern void isa_init(void);
extern struct resource *isa_alloc_resource(device_t bus, device_t child,
int type, int *rid,
u_long start, u_long end,
u_long count, u_int flags);
extern int isa_release_resource(device_t bus, device_t child,
int type, int rid,
struct resource *r);
/* XXX alphe declares these elsewhere */
#ifndef __alpha__
extern int isa_setup_intr(device_t bus, device_t child,
struct resource *r, int flags,
void (*ihand)(void *), void *arg, void **cookiep);
extern int isa_teardown_intr(device_t bus, device_t child,
struct resource *r, void *cookie);
#endif