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 35 #ifndef _MACHINE_INTR_MACHDEP_H_ 36 #define _MACHINE_INTR_MACHDEP_H_ 37 38 #define RISCV_NIRQ 1024 39 40 #ifndef NIRQ 41 #define NIRQ RISCV_NIRQ 42 #endif 43 44 #ifdef INTRNG 45 #include <sys/intr.h> 46 #endif 47 48 struct trapframe; 49 50 int riscv_teardown_intr(void *); 51 int riscv_setup_intr(const char *, driver_filter_t *, driver_intr_t *, 52 void *, int, int, void **); 53 void riscv_cpu_intr(struct trapframe *); 54 55 typedef unsigned long * riscv_intrcnt_t; 56 57 riscv_intrcnt_t riscv_intrcnt_create(const char *); 58 void riscv_intrcnt_setname(riscv_intrcnt_t, const char *); 59 60 #ifdef SMP 61 void riscv_setup_ipihandler(driver_filter_t *); 62 void riscv_unmask_ipi(void); 63 #endif 64 65 enum { 66 IRQ_SOFTWARE_USER, 67 IRQ_SOFTWARE_SUPERVISOR, 68 IRQ_SOFTWARE_HYPERVISOR, 69 IRQ_SOFTWARE_MACHINE, 70 IRQ_TIMER_USER, 71 IRQ_TIMER_SUPERVISOR, 72 IRQ_TIMER_HYPERVISOR, 73 IRQ_TIMER_MACHINE, 74 IRQ_EXTERNAL_USER, 75 IRQ_EXTERNAL_SUPERVISOR, 76 IRQ_EXTERNAL_HYPERVISOR, 77 IRQ_EXTERNAL_MACHINE, 78 INTC_NIRQS 79 }; 80 81 #endif /* !_MACHINE_INTR_MACHDEP_H_ */ 82