1 /*- 2 * Copyright (c) 2014 Andrew Turner <andrew@FreeBSD.org> 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 THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef _MACHINE_INTR_H_ 30 #define _MACHINE_INTR_H_ 31 32 #ifdef INTRNG 33 34 #ifdef FDT 35 #include <dev/ofw/openfirm.h> 36 #endif 37 38 #include <sys/intr.h> 39 40 #ifndef NIRQ 41 #define NIRQ 1024 /* XXX - It should be an option. */ 42 #endif 43 44 static inline void 45 arm_irq_memory_barrier(uintptr_t irq) 46 { 47 } 48 49 #ifdef SMP 50 void intr_ipi_dispatch(u_int, struct trapframe *); 51 #endif 52 53 #else 54 int intr_irq_config(u_int, enum intr_trigger, enum intr_polarity); 55 void intr_irq_handler(struct trapframe *); 56 int intr_irq_remove_handler(device_t, u_int, void *); 57 58 void arm_dispatch_intr(u_int, struct trapframe *); 59 int arm_enable_intr(void); 60 void arm_mask_irq(u_int); 61 void arm_register_root_pic(device_t, u_int); 62 void arm_register_msi_pic(device_t); 63 int arm_alloc_msi(device_t, device_t, int, int, int *); 64 int arm_release_msi(device_t, device_t, int, int *); 65 int arm_alloc_msix(device_t, device_t, int *); 66 int arm_release_msix(device_t, device_t, int); 67 int arm_map_msi(device_t, device_t, int, uint64_t *, uint32_t *); 68 int arm_map_msix(device_t, device_t, int, uint64_t *, uint32_t *); 69 int arm_setup_intr(const char *, driver_filter_t *, driver_intr_t, 70 void *, u_int, enum intr_type, void **); 71 void arm_unmask_irq(u_int); 72 73 #ifdef SMP 74 int intr_irq_bind(u_int, int); 75 76 void arm_init_secondary(void); 77 void arm_setup_ipihandler(driver_filter_t *, u_int); 78 void arm_unmask_ipi(u_int); 79 #endif 80 #endif 81 82 #endif /* _MACHINE_INTR_H */ 83