xref: /netbsd-src/sys/arch/alpha/include/cpuvar.h (revision 6214e4cc9242e413a9ae250002d5714672c6b4fd)
1 /* $NetBSD: cpuvar.h,v 1.6 2020/10/15 01:00:01 thorpej Exp $ */
2 
3 /*-
4  * Copyright (c) 2000 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Jason R. Thorpe.
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 #include "opt_multiprocessor.h"
33 
34 struct cpu_softc {
35 	device_t sc_dev;		/* base device */
36 	struct cpu_info *sc_ci;		/* our cpu_info structure */
37 
38 	/* Info exported to user-space. */
39 	uint32_t sc_major_type;		/* CPU major type */
40 	uint32_t sc_minor_type;		/* CPU minor type */
41 	bool sc_vax_fp;			/* supports VAX FP */
42 	bool sc_ieee_fp;		/* supports IEEE FP */
43 	bool sc_primary_eligible;	/* CPU is primary eligible */
44 
45 	/* These are only valid if the CPU runs kernel code. */
46 	u_long sc_amask;		/* AMASK bits (inverted) */
47 	u_long sc_implver;		/* IMPLVER */
48 
49 	struct sysctllog *sc_sysctllog;
50 
51 	struct evcnt sc_evcnt_clock;	/* clock interrupts */
52 	struct evcnt sc_evcnt_device;	/* device interrupts */
53 #if defined(MULTIPROCESSOR)
54 	struct evcnt sc_evcnt_ipi;	/* interprocessor interrupts */
55 	struct evcnt sc_evcnt_which_ipi[ALPHA_NIPIS];
56 #endif
57 };
58