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
main_show_cpu(int argc __unused,char ** argv __unused,struct s_hardware * hardware)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 */
show_flag(char * buffer,bool flag,char * flag_name,bool flush)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
show_cpu(int argc __unused,char ** argv __unused,struct s_hardware * hardware)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