1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (C) 2002 Benno Rice. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 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. 15 * 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. 26 * 27 * $FreeBSD$ 28 */ 29 30 #ifndef _POWERPC_OPENPICVAR_H_ 31 #define _POWERPC_OPENPICVAR_H_ 32 33 #define OPENPIC_DEVSTR "OpenPIC Interrupt Controller" 34 35 #define OPENPIC_IRQMAX 256 /* h/w allows more */ 36 37 /* Names match the macros in openpicreg.h. */ 38 struct openpic_timer { 39 uint32_t tcnt; 40 uint32_t tbase; 41 uint32_t tvec; 42 uint32_t tdst; 43 }; 44 45 struct openpic_softc { 46 device_t sc_dev; 47 struct resource *sc_memr; 48 struct resource *sc_intr; 49 bus_space_tag_t sc_bt; 50 bus_space_handle_t sc_bh; 51 char *sc_version; 52 int sc_rid; 53 int sc_irq; 54 void *sc_icookie; 55 u_int sc_ncpu; 56 u_int sc_nirq; 57 int sc_psim; 58 59 /* Saved states. */ 60 uint32_t sc_saved_config; 61 uint32_t sc_saved_ipis[4]; 62 uint32_t sc_saved_prios[4]; 63 struct openpic_timer sc_saved_timers[OPENPIC_TIMERS]; 64 uint32_t sc_saved_vectors[OPENPIC_SRC_VECTOR_COUNT]; 65 66 }; 67 68 extern devclass_t openpic_devclass; 69 70 /* 71 * Bus-independent attach i/f 72 */ 73 int openpic_common_attach(device_t, uint32_t); 74 75 /* 76 * PIC interface. 77 */ 78 void openpic_bind(device_t dev, u_int irq, cpuset_t cpumask); 79 void openpic_config(device_t, u_int, enum intr_trigger, enum intr_polarity); 80 void openpic_dispatch(device_t, struct trapframe *); 81 void openpic_enable(device_t, u_int, u_int); 82 void openpic_eoi(device_t, u_int); 83 void openpic_ipi(device_t, u_int); 84 void openpic_mask(device_t, u_int); 85 void openpic_unmask(device_t, u_int); 86 87 int openpic_suspend(device_t dev); 88 int openpic_resume(device_t dev); 89 90 #endif /* _POWERPC_OPENPICVAR_H_ */ 91