1 /*- 2 * Copyright (c) 2015-2016 Ruslan Bukin <br@bsdpad.com> 3 * All rights reserved. 4 * 5 * Portions of this software were developed by SRI International and the 6 * University of Cambridge Computer Laboratory under DARPA/AFRL contract 7 * FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme. 8 * 9 * Portions of this software were developed by the University of Cambridge 10 * Computer Laboratory as part of the CTSRD Project, with support from the 11 * UK Higher Education Innovation Fund (HEIF). 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * $FreeBSD$ 35 */ 36 37 #ifndef _MACHINE_INTR_MACHDEP_H_ 38 #define _MACHINE_INTR_MACHDEP_H_ 39 40 struct trapframe; 41 42 void riscv_init_interrupts(void); 43 int riscv_teardown_intr(void *); 44 int riscv_config_intr(u_int, enum intr_trigger, enum intr_polarity); 45 int riscv_setup_intr(const char *, driver_filter_t *, driver_intr_t *, 46 void *, int, int, void **); 47 void riscv_cpu_intr(struct trapframe *); 48 49 typedef unsigned long * riscv_intrcnt_t; 50 51 riscv_intrcnt_t riscv_intrcnt_create(const char *); 52 void riscv_intrcnt_setname(riscv_intrcnt_t, const char *); 53 54 #ifdef SMP 55 void riscv_setup_ipihandler(driver_filter_t *); 56 void riscv_unmask_ipi(void); 57 #endif 58 59 enum { 60 IRQ_SOFTWARE_USER, 61 IRQ_SOFTWARE_SUPERVISOR, 62 IRQ_SOFTWARE_HYPERVISOR, 63 IRQ_SOFTWARE_MACHINE, 64 IRQ_TIMER_USER, 65 IRQ_TIMER_SUPERVISOR, 66 IRQ_TIMER_HYPERVISOR, 67 IRQ_TIMER_MACHINE, 68 IRQ_EXTERNAL_USER, 69 IRQ_EXTERNAL_SUPERVISOR, 70 IRQ_EXTERNAL_HYPERVISOR, 71 IRQ_EXTERNAL_MACHINE, 72 #if 0 73 /* lowRISC TODO */ 74 IRQ_COP, /* lowRISC only */ 75 IRQ_UART, /* lowRISC only */ 76 #endif 77 NIRQS 78 }; 79 80 #endif /* !_MACHINE_INTR_MACHDEP_H_ */ 81