1 /* ----------------------------------------------------------------------- * 2 * 3 * Copyright 2009 Erwan Velu - All Rights Reserved 4 * 5 * Permission is hereby granted, free of charge, to any person 6 * obtaining a copy of this software and associated documentation 7 * files (the "Software"), to deal in the Software without 8 * restriction, including without limitation the rights to use, 9 * copy, modify, merge, publish, distribute, sublicense, and/or 10 * sell copies of the Software, and to permit persons to whom 11 * the Software is furnished to do so, subject to the following 12 * conditions: 13 * 14 * The above copyright notice and this permission notice shall 15 * be included in all copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 19 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 20 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 21 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 22 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 23 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 24 * OTHER DEALINGS IN THE SOFTWARE. 25 * 26 * ----------------------------------------------------------------------- 27 */ 28 29 #include <stdio.h> 30 #include <string.h> 31 #include <stdlib.h> 32 #include <errno.h> 33 34 #include "hdt-cli.h" 35 #include "hdt-common.h" 36 37 void main_show_cpu(int argc __unused, char **argv __unused, 38 struct s_hardware *hardware) 39 { 40 char features[81]; 41 /* We know the total number of logical cores and we 42 * know the number of cores of the first CPU. Let's consider 43 * the system as symetrical, and so compute the number of 44 * physical CPUs. This is only possible if ACPI is present */ 45 if (hardware->acpi.madt.processor_local_apic_count > 0) { 46 more_printf("CPU (%d logical / %d phys)\n", 47 hardware->acpi.madt.processor_local_apic_count, 48 hardware->physical_cpu_count); 49 } else 50 more_printf("CPU\n"); 51 more_printf(" Manufacturer : %s \n", hardware->cpu.vendor); 52 more_printf(" Product : %s \n", hardware->cpu.model); 53 more_printf(" CPU Cores : %d \n", hardware->cpu.num_cores); 54 if (hardware->dmi.processor.thread_count != 0) 55 more_printf(" CPU Threads : %d \n", hardware->dmi.processor.thread_count); 56 more_printf(" L2 Cache : %dK\n", hardware->cpu.l2_cache_size); 57 58 memset(features, 0, sizeof(features)); 59 snprintf(features, sizeof(features), " Features : %d Mhz : ", 60 hardware->dmi.processor.current_speed); 61 if (hardware->cpu.flags.lm) 62 strcat(features, "x86_64 64bit "); 63 else 64 strcat(features, "x86 32bit "); 65 if (hardware->cpu.flags.smp) 66 strcat(features, "SMP "); 67 68 /* This CPU is featuring Intel or AMD Virtualisation Technology */ 69 if (hardware->cpu.flags.vmx || hardware->cpu.flags.svm) 70 strcat(features, "HwVIRT "); 71 72 more_printf("%s\n", features); 73 } 74 75 /* Let's compute the cpu flags display 76 * We have to maximize the number of flags per line */ 77 static void show_flag(char *buffer, bool flag, char *flag_name, bool flush) 78 { 79 char output_buffer[81]; 80 /* Flush is only set when no more flags are present 81 * When it's set, or if the line is complete, 82 * we have to end the string computation and display the line. 83 * Before adding the flag into the buffer, let's check that adding it 84 * will not overflow the rendering.*/ 85 if ((((strlen(buffer) + strlen(flag_name)) > 66) && flag) || flush) { 86 snprintf(output_buffer, sizeof output_buffer, "Flags : %s\n", 87 buffer); 88 more_printf("%s", output_buffer); 89 memset(buffer, 0, sizeof(buffer)); 90 if (flush) 91 return; 92 } 93 /* Let's add the flag name only if the flag is present */ 94 if (flag) 95 strcat(buffer, flag_name); 96 } 97 98 static void show_cpu(int argc __unused, char **argv __unused, 99 struct s_hardware *hardware) 100 { 101 char buffer[81]; 102 reset_more_printf(); 103 /* We know the total number of logical cores and we 104 * know the number of cores of the first CPU. Let's consider 105 * the system as symetrical, and so compute the number of 106 * physical CPUs. This is only possible if ACPI is present*/ 107 if (hardware->acpi.madt.processor_local_apic_count > 0) { 108 more_printf("CPU (%d logical / %d phys)\n", 109 hardware->acpi.madt.processor_local_apic_count, 110 hardware->acpi.madt.processor_local_apic_count / 111 hardware->cpu.num_cores); 112 } else 113 more_printf("CPU\n"); 114 more_printf("Vendor : %s\n", hardware->cpu.vendor); 115 more_printf("Model : %s\n", hardware->cpu.model); 116 more_printf("CPU Cores : %d\n", hardware->cpu.num_cores); 117 if (hardware->dmi.processor.core_enabled != 0) 118 more_printf("CPU Enable: %d\n", hardware->dmi.processor.core_enabled); 119 if (hardware->dmi.processor.thread_count != 0) 120 more_printf("CPU Thread: %d \n", hardware->dmi.processor.thread_count); 121 more_printf("L1 Cache : %dK + %dK (I + D) \n", 122 hardware->cpu.l1_instruction_cache_size, 123 hardware->cpu.l1_data_cache_size); 124 more_printf("L2 Cache : %dK\n", hardware->cpu.l2_cache_size); 125 more_printf("Family ID : %d\n", hardware->cpu.family); 126 more_printf("Model ID : %d\n", hardware->cpu.model_id); 127 more_printf("Stepping : %d\n", hardware->cpu.stepping); 128 if (hardware->is_dmi_valid) { 129 more_printf("FSB : %d MHz\n", 130 hardware->dmi.processor.external_clock); 131 more_printf("Cur. Speed: %d MHz\n", 132 hardware->dmi.processor.current_speed); 133 more_printf("Max Speed : %d MHz\n", hardware->dmi.processor.max_speed); 134 more_printf("Upgrade : %s\n", hardware->dmi.processor.upgrade); 135 more_printf("Voltage : %d.%02d\n", 136 hardware->dmi.processor.voltage_mv / 1000, 137 hardware->dmi.processor.voltage_mv - 138 ((hardware->dmi.processor.voltage_mv / 1000) * 1000)); 139 } 140 141 if (hardware->cpu.flags.smp) { 142 more_printf("SMP : yes\n"); 143 } else { 144 more_printf("SMP : no\n"); 145 } 146 147 if (hardware->cpu.flags.lm) { 148 more_printf("x86_64 : yes\n"); 149 } else { 150 more_printf("x86_64 : no\n"); 151 } 152 153 if (hardware->cpu.flags.vmx || hardware->cpu.flags.svm) { 154 more_printf("HwVirt : yes\n"); 155 } else { 156 more_printf("HwVirt : no\n"); 157 } 158 159 /* Let's display the supported cpu flags */ 160 memset(buffer, 0, sizeof(buffer)); 161 show_flag(buffer, hardware->cpu.flags.fpu, "fpu ", false); 162 show_flag(buffer, hardware->cpu.flags.vme, "vme ", false); 163 show_flag(buffer, hardware->cpu.flags.de, "de ", false); 164 show_flag(buffer, hardware->cpu.flags.pse, "pse ", false); 165 show_flag(buffer, hardware->cpu.flags.tsc, "tsc ", false); 166 show_flag(buffer, hardware->cpu.flags.msr, "msr ", false); 167 show_flag(buffer, hardware->cpu.flags.pae, "pae ", false); 168 show_flag(buffer, hardware->cpu.flags.mce, "mce ", false); 169 show_flag(buffer, hardware->cpu.flags.cx8, "cx8 ", false); 170 show_flag(buffer, hardware->cpu.flags.apic, "apic ", false); 171 show_flag(buffer, hardware->cpu.flags.sep, "sep ", false); 172 show_flag(buffer, hardware->cpu.flags.mtrr, "mtrr ", false); 173 show_flag(buffer, hardware->cpu.flags.pge, "pge ", false); 174 show_flag(buffer, hardware->cpu.flags.mca, "mca ", false); 175 show_flag(buffer, hardware->cpu.flags.cmov, "cmov ", false); 176 show_flag(buffer, hardware->cpu.flags.pat, "pat ", false); 177 show_flag(buffer, hardware->cpu.flags.pse_36, "pse_36 ", false); 178 show_flag(buffer, hardware->cpu.flags.psn, "psn ", false); 179 show_flag(buffer, hardware->cpu.flags.clflsh, "clflsh ", false); 180 show_flag(buffer, hardware->cpu.flags.dts, "dts ", false); 181 show_flag(buffer, hardware->cpu.flags.acpi, "acpi ", false); 182 show_flag(buffer, hardware->cpu.flags.mmx, "mmx ", false); 183 show_flag(buffer, hardware->cpu.flags.sse, "sse ", false); 184 show_flag(buffer, hardware->cpu.flags.sse2, "sse2 ", false); 185 show_flag(buffer, hardware->cpu.flags.ss, "ss ", false); 186 show_flag(buffer, hardware->cpu.flags.htt, "ht ", false); 187 show_flag(buffer, hardware->cpu.flags.acc, "acc ", false); 188 show_flag(buffer, hardware->cpu.flags.syscall, "syscall ", false); 189 show_flag(buffer, hardware->cpu.flags.mp, "mp ", false); 190 show_flag(buffer, hardware->cpu.flags.nx, "nx ", false); 191 show_flag(buffer, hardware->cpu.flags.mmxext, "mmxext ", false); 192 show_flag(buffer, hardware->cpu.flags.lm, "lm ", false); 193 show_flag(buffer, hardware->cpu.flags.nowext, "3dnowext ", false); 194 show_flag(buffer, hardware->cpu.flags.now, "3dnow! ", false); 195 show_flag(buffer, hardware->cpu.flags.svm, "svm ", false); 196 show_flag(buffer, hardware->cpu.flags.vmx, "vmx ", false); 197 show_flag(buffer, hardware->cpu.flags.pbe, "pbe ", false); 198 show_flag(buffer, hardware->cpu.flags.fxsr_opt, "fxsr_opt ", false); 199 show_flag(buffer, hardware->cpu.flags.gbpages, "gbpages ", false); 200 show_flag(buffer, hardware->cpu.flags.rdtscp, "rdtscp ", false); 201 show_flag(buffer, hardware->cpu.flags.pni, "pni ", false); 202 show_flag(buffer, hardware->cpu.flags.pclmulqd, "pclmulqd ", false); 203 show_flag(buffer, hardware->cpu.flags.dtes64, "dtes64 ", false); 204 show_flag(buffer, hardware->cpu.flags.smx, "smx ", false); 205 show_flag(buffer, hardware->cpu.flags.est, "est ", false); 206 show_flag(buffer, hardware->cpu.flags.tm2, "tm2 ", false); 207 show_flag(buffer, hardware->cpu.flags.sse3, "sse3 ", false); 208 show_flag(buffer, hardware->cpu.flags.fma, "fma ", false); 209 show_flag(buffer, hardware->cpu.flags.cx16, "cx16 ", false); 210 show_flag(buffer, hardware->cpu.flags.xtpr, "xtpr ", false); 211 show_flag(buffer, hardware->cpu.flags.pdcm, "pdcm ", false); 212 show_flag(buffer, hardware->cpu.flags.dca, "dca ", false); 213 show_flag(buffer, hardware->cpu.flags.xmm4_1, "xmm4_1 ", false); 214 show_flag(buffer, hardware->cpu.flags.xmm4_2, "xmm4_2 ", false); 215 show_flag(buffer, hardware->cpu.flags.x2apic, "x2apic ", false); 216 show_flag(buffer, hardware->cpu.flags.movbe, "movbe ", false); 217 show_flag(buffer, hardware->cpu.flags.popcnt, "popcnt ", false); 218 show_flag(buffer, hardware->cpu.flags.aes, "aes ", false); 219 show_flag(buffer, hardware->cpu.flags.xsave, "xsave ", false); 220 show_flag(buffer, hardware->cpu.flags.osxsave, "osxsave ", false); 221 show_flag(buffer, hardware->cpu.flags.avx, "avx ", false); 222 show_flag(buffer, hardware->cpu.flags.hypervisor, "hypervisor ", false); 223 show_flag(buffer, hardware->cpu.flags.ace2, "ace2 ", false); 224 show_flag(buffer, hardware->cpu.flags.ace2_en, "ace2_en ", false); 225 show_flag(buffer, hardware->cpu.flags.phe, "phe ", false); 226 show_flag(buffer, hardware->cpu.flags.phe_en, "phe_en ", false); 227 show_flag(buffer, hardware->cpu.flags.pmm, "pmm ", false); 228 show_flag(buffer, hardware->cpu.flags.pmm_en, "pmm_en ", false); 229 show_flag(buffer, hardware->cpu.flags.extapic, "extapic ", false); 230 show_flag(buffer, hardware->cpu.flags.cr8_legacy, "cr8_legacy ", false); 231 show_flag(buffer, hardware->cpu.flags.abm, "abm ", false); 232 show_flag(buffer, hardware->cpu.flags.sse4a, "sse4a ", false); 233 show_flag(buffer, hardware->cpu.flags.misalignsse, "misalignsse ", false); 234 show_flag(buffer, hardware->cpu.flags.nowprefetch, "3dnowprefetch ", false); 235 show_flag(buffer, hardware->cpu.flags.osvw, "osvw ", false); 236 show_flag(buffer, hardware->cpu.flags.ibs, "ibs ", false); 237 show_flag(buffer, hardware->cpu.flags.sse5, "sse5 ", false); 238 show_flag(buffer, hardware->cpu.flags.skinit, "skinit ", false); 239 show_flag(buffer, hardware->cpu.flags.wdt, "wdt ", false); 240 show_flag(buffer, hardware->cpu.flags.ida, "ida ", false); 241 show_flag(buffer, hardware->cpu.flags.arat, "arat ", false); 242 show_flag(buffer, hardware->cpu.flags.tpr_shadow, "tpr_shadow ", false); 243 show_flag(buffer, hardware->cpu.flags.vnmi, "vnmi ", false); 244 show_flag(buffer, hardware->cpu.flags.flexpriority, "flexpriority ", false); 245 show_flag(buffer, hardware->cpu.flags.ept, "ept ", false); 246 show_flag(buffer, hardware->cpu.flags.vpid, "vpid ", false); 247 248 /* No more flags, let's display the remaining flags */ 249 show_flag(buffer, false, "", true); 250 } 251 252 struct cli_module_descr cpu_show_modules = { 253 .modules = NULL, 254 .default_callback = show_cpu, 255 }; 256 257 struct cli_mode_descr cpu_mode = { 258 .mode = CPU_MODE, 259 .name = CLI_CPU, 260 .default_modules = NULL, 261 .show_modules = &cpu_show_modules, 262 .set_modules = NULL, 263 }; 264
