openpicvar.h revision 139825 
1/*-
2 * Copyright (C) 2002 Benno Rice.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY Benno Rice ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
18 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
20 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
21 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
22 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
23 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 *
25 * $FreeBSD: head/sys/powerpc/include/openpicvar.h 139825 2005-01-07 02:29:27Z imp $
26 */
27
28#ifndef	_POWERPC_OPENPICVAR_H_
29#define	_POWERPC_OPENPICVAR_H_
30
31#define OPENPIC_DEVSTR	"OpenPIC Interrupt Controller"
32
33#define OPENPIC_IRQMAX	256	/* h/w allows more */
34
35struct openpic_softc {
36	char		*sc_version;
37	u_int		sc_ncpu;
38	u_int		sc_nirq;
39	int             sc_psim;
40	struct		rman sc_rman;
41	bus_space_tag_t sc_bt;
42	bus_space_handle_t sc_bh;
43	u_int		sc_hwprobed;
44	u_int		sc_early_done;
45	device_t	sc_altdev;
46	u_char		sc_irqrsv[OPENPIC_IRQMAX]; /* pre-h/w reservation */
47};
48
49/*
50 * Bus-independent attach i/f
51 */
52int		openpic_early_attach(device_t);
53int		openpic_attach(device_t);
54
55/*
56 * PIC interface.
57 */
58struct resource	*openpic_allocate_intr(device_t, device_t, int *,
59			    u_long, u_int);
60int		openpic_setup_intr(device_t, device_t,
61			    struct resource *, int, driver_intr_t, void *,
62			    void **);
63int		openpic_teardown_intr(device_t, device_t,
64			    struct resource *, void *);
65int		openpic_release_intr(device_t dev, device_t, int,
66			    struct resource *res);
67
68#endif /* _POWERPC_OPENPICVAR_H_ */
69