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freebsd/sys/powerpc/include/openpicvar.h
2005-01-07 02:29:27 +00:00

69 lines
2.3 KiB
C

/*-
* Copyright (C) 2002 Benno Rice.
* 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 Benno Rice ``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 TOOLS GMBH 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.
*
* $FreeBSD$
*/
#ifndef _POWERPC_OPENPICVAR_H_
#define _POWERPC_OPENPICVAR_H_
#define OPENPIC_DEVSTR "OpenPIC Interrupt Controller"
#define OPENPIC_IRQMAX 256 /* h/w allows more */
struct openpic_softc {
char *sc_version;
u_int sc_ncpu;
u_int sc_nirq;
int sc_psim;
struct rman sc_rman;
bus_space_tag_t sc_bt;
bus_space_handle_t sc_bh;
u_int sc_hwprobed;
u_int sc_early_done;
device_t sc_altdev;
u_char sc_irqrsv[OPENPIC_IRQMAX]; /* pre-h/w reservation */
};
/*
* Bus-independent attach i/f
*/
int openpic_early_attach(device_t);
int openpic_attach(device_t);
/*
* PIC interface.
*/
struct resource *openpic_allocate_intr(device_t, device_t, int *,
u_long, u_int);
int openpic_setup_intr(device_t, device_t,
struct resource *, int, driver_intr_t, void *,
void **);
int openpic_teardown_intr(device_t, device_t,
struct resource *, void *);
int openpic_release_intr(device_t dev, device_t, int,
struct resource *res);
#endif /* _POWERPC_OPENPICVAR_H_ */