xref: /netbsd-src/usr.sbin/cpuctl/arch/sparc64.c (revision 82d56013d7b633d116a93943de88e08335357a7c)
1 /*	$NetBSD: sparc64.c,v 1.1 2018/01/16 08:23:18 mrg Exp $	*/
2 
3 /*
4  * Copyright (c) 2018 Matthew R. Green
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. The name of the author may not be used to endorse or promote products
16  *    derived from this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
23  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
25  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
26  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  */
30 #include <sys/cdefs.h>
31 
32 #ifndef lint
33 __RCSID("$NetBSD: sparc64.c,v 1.1 2018/01/16 08:23:18 mrg Exp $");
34 #endif
35 
36 #include <sys/types.h>
37 #include <sys/cpuio.h>
38 #include <sys/sysctl.h>
39 
40 #include <machine/cpu.h>
41 #include <machine/psl.h>
42 
43 #include <stdio.h>
44 #include <err.h>
45 
46 #include "../cpuctl.h"
47 
48 void
49 identifycpu(int fd, const char *cpuname)
50 {
51 	char path[128];
52 	char *name;
53 	const char *sep;
54 	uint64_t ver;
55 	uint64_t hz;
56 	int cpu_arch, id;
57 	struct cacheinfo cacheinfo;
58 	size_t len;
59 
60 	len = sizeof(cpu_arch);
61 	if (sysctlbyname("machdep.cpu_arch", &cpu_arch, &len, 0, 0) == -1)
62 		err(1, "couldn't get machdep.cpu_arch");
63 
64 	snprintf(path, sizeof path, "hw.%s.cacheinfo", cpuname);
65 	len = sizeof(cacheinfo);
66 	if (sysctlbyname(path, &cacheinfo, &len, 0, 0) == -1)
67 		err(1, "couldn't get %s", path);
68 
69 	snprintf(path, sizeof path, "hw.%s.id", cpuname);
70 	len = sizeof(id);
71 	if (sysctlbyname(path, &id, &len, 0, 0) == -1)
72 		err(1, "couldn't get %s", path);
73 
74 	snprintf(path, sizeof path, "hw.%s.ver", cpuname);
75 	len = sizeof(ver);
76 	if (sysctlbyname(path, &ver, &len, 0, 0) == -1)
77 		err(1, "couldn't get %s", path);
78 
79 	snprintf(path, sizeof path, "hw.%s.clock_frequency", cpuname);
80 	len = sizeof(hz);
81 	if (sysctlbyname(path, &hz, &len, 0, 0) == -1)
82 		err(1, "couldn't get %s", path);
83 	snprintf(path, sizeof path, "hw.%s.name", cpuname);
84 	name = asysctlbyname(path, &len);
85 
86 	printf("%s: %s @ %ld MHz, CPU id %d\n", cpuname, name, hz / 1000000, id);
87 	printf("%s: manuf %x, impl %x, mask %x\n", cpuname,
88 		(unsigned)((ver & VER_MASK) >> VER_MASK_SHIFT),
89 		(unsigned)((ver & VER_IMPL) >> VER_IMPL_SHIFT),
90 		(unsigned)((ver & VER_MANUF) >> VER_MANUF_SHIFT));
91 	printf("%s: ", cpuname);
92 
93 	sep = "";
94 	if (cacheinfo.c_itotalsize) {
95 		printf("%s%ldK instruction (%ld b/l)", sep,
96 			(long)cacheinfo.c_itotalsize/1024,
97 			(long)cacheinfo.c_ilinesize);
98 		sep = ", ";
99 	}
100 	if (cacheinfo.c_dtotalsize) {
101 		printf("%s%ldK data (%ld b/l)", sep,
102 			(long)cacheinfo.c_dtotalsize/1024,
103 			(long)cacheinfo.c_dlinesize);
104 		sep = ", ";
105 	}
106 
107 	if (cacheinfo.c_etotalsize) {
108 		printf("%s%ldK external (%ld b/l)", sep,
109 			(long)cacheinfo.c_etotalsize/1024,
110 			(long)cacheinfo.c_elinesize);
111 	}
112 	printf("\n");
113 
114 	printf("%s: SPARC v%d\n", cpuname, cpu_arch);
115 }
116 
117 bool
118 identifycpu_bind(void)
119 {
120 
121 	return false;
122 }
123 
124 int
125 ucodeupdate_check(int fd, struct cpu_ucode *uc)
126 {
127 
128 	return 0;
129 }
130