1 /* $NetBSD: interrupt.c,v 1.12 2023/12/20 15:29:05 thorpej Exp $ */
2
3 /*
4 * Copyright (c) 2001 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Wayne Knowles
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #define __INTR_PRIVATE
33 #include <sys/cdefs.h>
34 __KERNEL_RCSID(0, "$NetBSD: interrupt.c,v 1.12 2023/12/20 15:29:05 thorpej Exp $");
35
36 #include <sys/param.h>
37 #include <sys/intr.h>
38 #include <sys/lwp.h>
39 #include <sys/cpu.h>
40
41 #include <machine/sysconf.h>
42
43 void
cpu_intr(int ppl,vaddr_t pc,uint32_t status)44 cpu_intr(int ppl, vaddr_t pc, uint32_t status)
45 {
46 uint32_t ipending;
47 int ipl;
48
49 curcpu()->ci_data.cpu_nintr++;
50
51 while (ppl < (ipl = splintr(&ipending))) {
52 /* device interrupts */
53 (*platform.iointr)(status, pc, ipending);
54 }
55
56 }
57
58 const struct ipl_sr_map mipsco_ipl_sr_map = {
59 .sr_bits = {
60 [IPL_NONE] = 0,
61 [IPL_SOFTCLOCK] = MIPS_INT_MASK_SPL_SOFT0,
62 [IPL_SOFTNET] = MIPS_INT_MASK_SPL_SOFT1,
63 [IPL_VM] = MIPS_INT_MASK_SPL2,
64 [IPL_SCHED] = MIPS_INT_MASK_SPL2,
65 [IPL_HIGH] = MIPS_INT_MASK,
66 },
67 };
68