xref: /freebsd/sys/riscv/include/intr.h (revision 8d7e7a98dba43452c9aad66017a1f6a1f62df9fa)
1*8d7e7a98SRuslan Bukin /*-
2*8d7e7a98SRuslan Bukin  * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
3*8d7e7a98SRuslan Bukin  * All rights reserved.
4*8d7e7a98SRuslan Bukin  *
5*8d7e7a98SRuslan Bukin  * Portions of this software were developed by SRI International and the
6*8d7e7a98SRuslan Bukin  * University of Cambridge Computer Laboratory under DARPA/AFRL contract
7*8d7e7a98SRuslan Bukin  * FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme.
8*8d7e7a98SRuslan Bukin  *
9*8d7e7a98SRuslan Bukin  * Portions of this software were developed by the University of Cambridge
10*8d7e7a98SRuslan Bukin  * Computer Laboratory as part of the CTSRD Project, with support from the
11*8d7e7a98SRuslan Bukin  * UK Higher Education Innovation Fund (HEIF).
12*8d7e7a98SRuslan Bukin  *
13*8d7e7a98SRuslan Bukin  * Redistribution and use in source and binary forms, with or without
14*8d7e7a98SRuslan Bukin  * modification, are permitted provided that the following conditions
15*8d7e7a98SRuslan Bukin  * are met:
16*8d7e7a98SRuslan Bukin  * 1. Redistributions of source code must retain the above copyright
17*8d7e7a98SRuslan Bukin  *    notice, this list of conditions and the following disclaimer.
18*8d7e7a98SRuslan Bukin  * 2. Redistributions in binary form must reproduce the above copyright
19*8d7e7a98SRuslan Bukin  *    notice, this list of conditions and the following disclaimer in the
20*8d7e7a98SRuslan Bukin  *    documentation and/or other materials provided with the distribution.
21*8d7e7a98SRuslan Bukin  *
22*8d7e7a98SRuslan Bukin  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
23*8d7e7a98SRuslan Bukin  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24*8d7e7a98SRuslan Bukin  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25*8d7e7a98SRuslan Bukin  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
26*8d7e7a98SRuslan Bukin  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27*8d7e7a98SRuslan Bukin  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28*8d7e7a98SRuslan Bukin  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29*8d7e7a98SRuslan Bukin  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30*8d7e7a98SRuslan Bukin  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31*8d7e7a98SRuslan Bukin  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32*8d7e7a98SRuslan Bukin  * SUCH DAMAGE.
33*8d7e7a98SRuslan Bukin  *
34*8d7e7a98SRuslan Bukin  * $FreeBSD$
35*8d7e7a98SRuslan Bukin  */
36*8d7e7a98SRuslan Bukin 
37*8d7e7a98SRuslan Bukin #ifndef	_MACHINE_INTR_MACHDEP_H_
38*8d7e7a98SRuslan Bukin #define	_MACHINE_INTR_MACHDEP_H_
39*8d7e7a98SRuslan Bukin 
40*8d7e7a98SRuslan Bukin struct trapframe;
41*8d7e7a98SRuslan Bukin 
42*8d7e7a98SRuslan Bukin void riscv_init_interrupts(void);
43*8d7e7a98SRuslan Bukin int riscv_teardown_intr(void *);
44*8d7e7a98SRuslan Bukin int riscv_config_intr(u_int, enum intr_trigger, enum intr_polarity);
45*8d7e7a98SRuslan Bukin int riscv_setup_intr(const char *, driver_filter_t *, driver_intr_t *,
46*8d7e7a98SRuslan Bukin     void *, int, int, void **);
47*8d7e7a98SRuslan Bukin void riscv_cpu_intr(struct trapframe *);
48*8d7e7a98SRuslan Bukin 
49*8d7e7a98SRuslan Bukin typedef unsigned long * riscv_intrcnt_t;
50*8d7e7a98SRuslan Bukin 
51*8d7e7a98SRuslan Bukin riscv_intrcnt_t riscv_intrcnt_create(const char *);
52*8d7e7a98SRuslan Bukin void riscv_intrcnt_setname(riscv_intrcnt_t, const char *);
53*8d7e7a98SRuslan Bukin 
54*8d7e7a98SRuslan Bukin #endif /* !_MACHINE_INTR_MACHDEP_H_ */
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