|
@@ -1,180 +0,0 @@
|
|
|
-#include <linux/smp.h>
|
|
|
-#include <linux/timex.h>
|
|
|
-#include <linux/string.h>
|
|
|
-#include <asm/semaphore.h>
|
|
|
-#include <linux/seq_file.h>
|
|
|
-#include <linux/cpufreq.h>
|
|
|
-
|
|
|
-/*
|
|
|
- * Get CPU information for use by the procfs.
|
|
|
- */
|
|
|
-#ifdef CONFIG_X86_32
|
|
|
-static void show_cpuinfo_core(struct seq_file *m, struct cpuinfo_x86 *c,
|
|
|
- unsigned int cpu)
|
|
|
-{
|
|
|
-#ifdef CONFIG_X86_HT
|
|
|
- if (c->x86_max_cores * smp_num_siblings > 1) {
|
|
|
- seq_printf(m, "physical id\t: %d\n", c->phys_proc_id);
|
|
|
- seq_printf(m, "siblings\t: %d\n",
|
|
|
- cpus_weight(per_cpu(cpu_core_map, cpu)));
|
|
|
- seq_printf(m, "core id\t\t: %d\n", c->cpu_core_id);
|
|
|
- seq_printf(m, "cpu cores\t: %d\n", c->booted_cores);
|
|
|
- }
|
|
|
-#endif
|
|
|
-}
|
|
|
-
|
|
|
-static void show_cpuinfo_misc(struct seq_file *m, struct cpuinfo_x86 *c)
|
|
|
-{
|
|
|
- /*
|
|
|
- * We use exception 16 if we have hardware math and we've either seen
|
|
|
- * it or the CPU claims it is internal
|
|
|
- */
|
|
|
- int fpu_exception = c->hard_math && (ignore_fpu_irq || cpu_has_fpu);
|
|
|
- seq_printf(m,
|
|
|
- "fdiv_bug\t: %s\n"
|
|
|
- "hlt_bug\t\t: %s\n"
|
|
|
- "f00f_bug\t: %s\n"
|
|
|
- "coma_bug\t: %s\n"
|
|
|
- "fpu\t\t: %s\n"
|
|
|
- "fpu_exception\t: %s\n"
|
|
|
- "cpuid level\t: %d\n"
|
|
|
- "wp\t\t: %s\n",
|
|
|
- c->fdiv_bug ? "yes" : "no",
|
|
|
- c->hlt_works_ok ? "no" : "yes",
|
|
|
- c->f00f_bug ? "yes" : "no",
|
|
|
- c->coma_bug ? "yes" : "no",
|
|
|
- c->hard_math ? "yes" : "no",
|
|
|
- fpu_exception ? "yes" : "no",
|
|
|
- c->cpuid_level,
|
|
|
- c->wp_works_ok ? "yes" : "no");
|
|
|
-}
|
|
|
-#else
|
|
|
-static void show_cpuinfo_core(struct seq_file *m, struct cpuinfo_x86 *c,
|
|
|
- unsigned int cpu)
|
|
|
-{
|
|
|
-#ifdef CONFIG_SMP
|
|
|
- if (c->x86_max_cores * smp_num_siblings > 1) {
|
|
|
- seq_printf(m, "physical id\t: %d\n", c->phys_proc_id);
|
|
|
- seq_printf(m, "siblings\t: %d\n",
|
|
|
- cpus_weight(per_cpu(cpu_core_map, cpu)));
|
|
|
- seq_printf(m, "core id\t\t: %d\n", c->cpu_core_id);
|
|
|
- seq_printf(m, "cpu cores\t: %d\n", c->booted_cores);
|
|
|
- }
|
|
|
-#endif
|
|
|
-}
|
|
|
-
|
|
|
-static void show_cpuinfo_misc(struct seq_file *m, struct cpuinfo_x86 *c)
|
|
|
-{
|
|
|
- seq_printf(m,
|
|
|
- "fpu\t\t: yes\n"
|
|
|
- "fpu_exception\t: yes\n"
|
|
|
- "cpuid level\t: %d\n"
|
|
|
- "wp\t\t: yes\n",
|
|
|
- c->cpuid_level);
|
|
|
-}
|
|
|
-#endif
|
|
|
-
|
|
|
-static int show_cpuinfo(struct seq_file *m, void *v)
|
|
|
-{
|
|
|
- struct cpuinfo_x86 *c = v;
|
|
|
- unsigned int cpu = 0;
|
|
|
- int i;
|
|
|
-
|
|
|
-#ifdef CONFIG_SMP
|
|
|
- cpu = c->cpu_index;
|
|
|
-#endif
|
|
|
- seq_printf(m, "processor\t: %u\n"
|
|
|
- "vendor_id\t: %s\n"
|
|
|
- "cpu family\t: %d\n"
|
|
|
- "model\t\t: %u\n"
|
|
|
- "model name\t: %s\n",
|
|
|
- cpu,
|
|
|
- c->x86_vendor_id[0] ? c->x86_vendor_id : "unknown",
|
|
|
- c->x86,
|
|
|
- c->x86_model,
|
|
|
- c->x86_model_id[0] ? c->x86_model_id : "unknown");
|
|
|
-
|
|
|
- if (c->x86_mask || c->cpuid_level >= 0)
|
|
|
- seq_printf(m, "stepping\t: %d\n", c->x86_mask);
|
|
|
- else
|
|
|
- seq_printf(m, "stepping\t: unknown\n");
|
|
|
-
|
|
|
- if (cpu_has(c, X86_FEATURE_TSC)) {
|
|
|
- unsigned int freq = cpufreq_quick_get(cpu);
|
|
|
-
|
|
|
- if (!freq)
|
|
|
- freq = cpu_khz;
|
|
|
- seq_printf(m, "cpu MHz\t\t: %u.%03u\n",
|
|
|
- freq / 1000, (freq % 1000));
|
|
|
- }
|
|
|
-
|
|
|
- /* Cache size */
|
|
|
- if (c->x86_cache_size >= 0)
|
|
|
- seq_printf(m, "cache size\t: %d KB\n", c->x86_cache_size);
|
|
|
-
|
|
|
- show_cpuinfo_core(m, c, cpu);
|
|
|
- show_cpuinfo_misc(m, c);
|
|
|
-
|
|
|
- seq_printf(m, "flags\t\t:");
|
|
|
- for (i = 0; i < 32*NCAPINTS; i++)
|
|
|
- if (cpu_has(c, i) && x86_cap_flags[i] != NULL)
|
|
|
- seq_printf(m, " %s", x86_cap_flags[i]);
|
|
|
-
|
|
|
- seq_printf(m, "\nbogomips\t: %lu.%02lu\n",
|
|
|
- c->loops_per_jiffy/(500000/HZ),
|
|
|
- (c->loops_per_jiffy/(5000/HZ)) % 100);
|
|
|
-
|
|
|
-#ifdef CONFIG_X86_64
|
|
|
- if (c->x86_tlbsize > 0)
|
|
|
- seq_printf(m, "TLB size\t: %d 4K pages\n", c->x86_tlbsize);
|
|
|
-#endif
|
|
|
- seq_printf(m, "clflush size\t: %u\n", c->x86_clflush_size);
|
|
|
-#ifdef CONFIG_X86_64
|
|
|
- seq_printf(m, "cache_alignment\t: %d\n", c->x86_cache_alignment);
|
|
|
- seq_printf(m, "address sizes\t: %u bits physical, %u bits virtual\n",
|
|
|
- c->x86_phys_bits, c->x86_virt_bits);
|
|
|
-#endif
|
|
|
-
|
|
|
- seq_printf(m, "power management:");
|
|
|
- for (i = 0; i < 32; i++) {
|
|
|
- if (c->x86_power & (1 << i)) {
|
|
|
- if (i < ARRAY_SIZE(x86_power_flags) &&
|
|
|
- x86_power_flags[i])
|
|
|
- seq_printf(m, "%s%s",
|
|
|
- x86_power_flags[i][0]?" ":"",
|
|
|
- x86_power_flags[i]);
|
|
|
- else
|
|
|
- seq_printf(m, " [%d]", i);
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- seq_printf(m, "\n\n");
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-static void *c_start(struct seq_file *m, loff_t *pos)
|
|
|
-{
|
|
|
- if (*pos == 0) /* just in case, cpu 0 is not the first */
|
|
|
- *pos = first_cpu(cpu_online_map);
|
|
|
- if ((*pos) < NR_CPUS && cpu_online(*pos))
|
|
|
- return &cpu_data(*pos);
|
|
|
- return NULL;
|
|
|
-}
|
|
|
-
|
|
|
-static void *c_next(struct seq_file *m, void *v, loff_t *pos)
|
|
|
-{
|
|
|
- *pos = next_cpu(*pos, cpu_online_map);
|
|
|
- return c_start(m, pos);
|
|
|
-}
|
|
|
-
|
|
|
-static void c_stop(struct seq_file *m, void *v)
|
|
|
-{
|
|
|
-}
|
|
|
-
|
|
|
-const struct seq_operations cpuinfo_op = {
|
|
|
- .start = c_start,
|
|
|
- .next = c_next,
|
|
|
- .stop = c_stop,
|
|
|
- .show = show_cpuinfo,
|
|
|
-};
|