1 /* $NetBSD: sparc.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: sparc.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 42 #include <stdio.h> 43 #include <err.h> 44 45 #include "../cpuctl.h" 46 #include "../../../sys/arch/sparc/sparc/cache_print.h" 47 48 void 49 identifycpu(int fd, const char *cpuname) 50 { 51 char path[128]; 52 char *name; 53 char *fpuname; 54 int cpu_arch, mid, hz; 55 struct cacheinfo cacheinfo; 56 size_t len; 57 58 len = sizeof(cpu_arch); 59 if (sysctlbyname("machdep.cpu_arch", &cpu_arch, &len, 0, 0) == -1) 60 err(1, "couldn't get machdep.cpu_arch"); 61 62 snprintf(path, sizeof path, "hw.%s.cacheinfo", cpuname); 63 len = sizeof(cacheinfo); 64 if (sysctlbyname(path, &cacheinfo, &len, 0, 0) == -1) 65 err(1, "couldn't get %s", path); 66 67 snprintf(path, sizeof path, "hw.%s.mid", cpuname); 68 len = sizeof(mid); 69 if (sysctlbyname(path, &mid, &len, 0, 0) == -1) 70 err(1, "couldn't get %s", path); 71 72 snprintf(path, sizeof path, "hw.%s.clock_frequency", cpuname); 73 len = sizeof(hz); 74 if (sysctlbyname(path, &hz, &len, 0, 0) == -1) 75 err(1, "couldn't get %s", path); 76 snprintf(path, sizeof path, "hw.%s.name", cpuname); 77 name = asysctlbyname(path, &len); 78 79 snprintf(path, sizeof path, "hw.%s.fpuname", cpuname); 80 fpuname = asysctlbyname(path, &len); 81 82 printf("%s: mid %d: %s @ %d MHz, %s FPU\n", cpuname, mid, name, hz / 1000000, fpuname); 83 cache_printf_backend(&cacheinfo, cpuname); 84 85 printf("%s: SPARC v%d\n", cpuname, cpu_arch); 86 } 87 88 bool 89 identifycpu_bind(void) 90 { 91 92 return false; 93 } 94 95 int 96 ucodeupdate_check(int fd, struct cpu_ucode *uc) 97 { 98 99 return 0; 100 } 101