2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (C) 2002 Benno Rice.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY Benno Rice ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 #ifndef _POWERPC_OPENPICVAR_H_
31 #define _POWERPC_OPENPICVAR_H_
33 #define OPENPIC_DEVSTR "OpenPIC Interrupt Controller"
35 #define OPENPIC_IRQMAX 256 /* h/w allows more */
37 #define OPENPIC_QUIRK_SINGLE_BIND 1 /* Bind interrupts to only 1 CPU */
38 #define OPENPIC_QUIRK_HIDDEN_IRQS 2 /* May have IRQs beyond FRR[NIRQ] */
40 /* Names match the macros in openpicreg.h. */
41 struct openpic_timer {
48 struct openpic_softc {
50 struct resource *sc_memr;
51 struct resource *sc_intr;
52 bus_space_tag_t sc_bt;
53 bus_space_handle_t sc_bh;
64 uint32_t sc_saved_config;
65 uint32_t sc_saved_ipis[4];
66 uint32_t sc_saved_prios[4];
67 struct openpic_timer sc_saved_timers[OPENPIC_TIMERS];
68 uint32_t sc_saved_vectors[OPENPIC_SRC_VECTOR_COUNT];
72 extern devclass_t openpic_devclass;
75 * Bus-independent attach i/f
77 int openpic_common_attach(device_t, uint32_t);
82 void openpic_bind(device_t dev, u_int irq, cpuset_t cpumask, void **);
83 void openpic_config(device_t, u_int, enum intr_trigger, enum intr_polarity);
84 void openpic_dispatch(device_t, struct trapframe *);
85 void openpic_enable(device_t, u_int, u_int, void **);
86 void openpic_eoi(device_t, u_int, void *);
87 void openpic_ipi(device_t, u_int);
88 void openpic_mask(device_t, u_int, void *);
89 void openpic_unmask(device_t, u_int, void *);
91 int openpic_suspend(device_t dev);
92 int openpic_resume(device_t dev);
94 #endif /* _POWERPC_OPENPICVAR_H_ */