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 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 87 identifycpu_bind(void) 88 { 89 90 return false; 91 } 92 93 int 94 ucodeupdate_check(int fd, struct cpu_ucode *uc) 95 { 96 97 return 0; 98 } 99