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/* $OpenBSD: gscbusvar.h,v 1.7 2002/03/14 03:15:53 millert Exp $ */
/*
* Copyright (c) 1998 Michael Shalayeff
* 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 Michael Shalayeff.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*/
struct gscbus_ic {
enum {gsc_unknown = 0, gsc_lasi, gsc_wax, gsc_asp} gsc_type;
void *gsc_dv;
void (*gsc_intr_establish)(void *v, u_int32_t mask);
void (*gsc_intr_disestablish)(void *v, u_int32_t mask);
u_int32_t (*gsc_intr_check)(void *v);
void (*gsc_intr_ack)(void *v, u_int32_t mask);
};
struct gsc_attach_args {
struct confargs ga_ca;
#define ga_name ga_ca.ca_name
#define ga_iot ga_ca.ca_iot
#define ga_mod ga_ca.ca_mod
#define ga_type ga_ca.ca_type
#define ga_hpa ga_ca.ca_hpa
#define ga_hpamask ga_ca.ca_hpamask
#define ga_dmatag ga_ca.ca_dmatag
#define ga_irq ga_ca.ca_irq
#define ga_pdc_iodc_read ga_ca.ca_pdc_iodc_read
struct gscbus_ic *ga_ic; /* IC pointer */
};
struct gscbus_intr {
int pri;
int (*handler)(void *);
void *arg;
struct evcnt evcnt;
};
struct gsc_softc {
struct device sc_dev;
void *sc_ih;
bus_space_tag_t sc_iot;
struct gscbus_ic *sc_ic;
struct hppa_bus_dma_tag sc_dmatag;
/* interrupt vectors */
struct gscbus_intr sc_intrvs[32];
u_int32_t sc_intrmask;
};
void *gsc_intr_establish(struct gsc_softc *sc, int pri, int irq,
int (*handler)(void *v), void *arg,
struct device *name);
void gsc_intr_disestablish(struct gsc_softc *sc, void *v);
int gsc_intr(void *);
int gscprint(void *, const char *);
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