1 /* $NetBSD: sparc.c,v 1.2 2021/12/11 19:24:22 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 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28 #include <sys/cdefs.h>
29
30 #ifndef lint
31 __RCSID("$NetBSD: sparc.c,v 1.2 2021/12/11 19:24:22 mrg Exp $");
32 #endif
33
34 #include <sys/types.h>
35 #include <sys/cpuio.h>
36 #include <sys/sysctl.h>
37
38 #include <machine/cpu.h>
39
40 #include <stdio.h>
41 #include <err.h>
42
43 #include "../cpuctl.h"
44 #include "../../../sys/arch/sparc/sparc/cache_print.h"
45
46 void
identifycpu(int fd,const char * cpuname)47 identifycpu(int fd, const char *cpuname)
48 {
49 char path[128];
50 char *name;
51 char *fpuname;
52 int cpu_arch, mid, hz;
53 struct cacheinfo cacheinfo;
54 size_t len;
55
56 len = sizeof(cpu_arch);
57 if (sysctlbyname("machdep.cpu_arch", &cpu_arch, &len, 0, 0) == -1)
58 err(1, "couldn't get machdep.cpu_arch");
59
60 snprintf(path, sizeof path, "hw.%s.cacheinfo", cpuname);
61 len = sizeof(cacheinfo);
62 if (sysctlbyname(path, &cacheinfo, &len, 0, 0) == -1)
63 err(1, "couldn't get %s", path);
64
65 snprintf(path, sizeof path, "hw.%s.mid", cpuname);
66 len = sizeof(mid);
67 if (sysctlbyname(path, &mid, &len, 0, 0) == -1)
68 err(1, "couldn't get %s", path);
69
70 snprintf(path, sizeof path, "hw.%s.clock_frequency", cpuname);
71 len = sizeof(hz);
72 if (sysctlbyname(path, &hz, &len, 0, 0) == -1)
73 err(1, "couldn't get %s", path);
74 snprintf(path, sizeof path, "hw.%s.name", cpuname);
75 name = asysctlbyname(path, &len);
76
77 snprintf(path, sizeof path, "hw.%s.fpuname", cpuname);
78 fpuname = asysctlbyname(path, &len);
79
80 printf("%s: mid %d: %s @ %d MHz, %s FPU\n", cpuname, mid, name, hz / 1000000, fpuname);
81 cache_printf_backend(&cacheinfo, cpuname);
82
83 printf("%s: SPARC v%d\n", cpuname, cpu_arch);
84 }
85
86 bool
identifycpu_bind(void)87 identifycpu_bind(void)
88 {
89
90 return false;
91 }
92
93 int
ucodeupdate_check(int fd,struct cpu_ucode * uc)94 ucodeupdate_check(int fd, struct cpu_ucode *uc)
95 {
96
97 return 0;
98 }
99