com32/hdt/hdt-cli-cpu.c

   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 };