aboutsummaryrefslogtreecommitdiffstats
path: root/arch
diff options
context:
space:
mode:
authorHiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>2008-02-20 13:48:55 -0500
committerIngo Molnar <mingo@elte.hu>2008-04-17 11:40:48 -0400
commiteb19067d160416cd61fc92a8913ccfb3497b20b7 (patch)
treeae696129289cb37b1e248c55cb1b9ee30f041a78 /arch
parent2aef77204e1e3a8ed6345727afbcb2c1efdf7fc0 (diff)
x86: unify cpu/proc|_64.c
Now cpu/proc.c and cpu/proc_64.c are same. So cpu/proc_64.c can be removed. Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/cpu/Makefile5
-rw-r--r--arch/x86/kernel/cpu/proc_64.c180
2 files changed, 2 insertions, 183 deletions
diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile
index 8ba7d281fbc2..ee7c45235e54 100644
--- a/arch/x86/kernel/cpu/Makefile
+++ b/arch/x86/kernel/cpu/Makefile
@@ -3,9 +3,9 @@
3# 3#
4 4
5obj-y := intel_cacheinfo.o addon_cpuid_features.o 5obj-y := intel_cacheinfo.o addon_cpuid_features.o
6obj-y += feature_names.o 6obj-y += proc.o feature_names.o
7 7
8obj-$(CONFIG_X86_32) += common.o proc.o bugs.o 8obj-$(CONFIG_X86_32) += common.o bugs.o
9obj-$(CONFIG_X86_32) += amd.o 9obj-$(CONFIG_X86_32) += amd.o
10obj-$(CONFIG_X86_32) += cyrix.o 10obj-$(CONFIG_X86_32) += cyrix.o
11obj-$(CONFIG_X86_32) += centaur.o 11obj-$(CONFIG_X86_32) += centaur.o
@@ -13,7 +13,6 @@ obj-$(CONFIG_X86_32) += transmeta.o
13obj-$(CONFIG_X86_32) += intel.o 13obj-$(CONFIG_X86_32) += intel.o
14obj-$(CONFIG_X86_32) += nexgen.o 14obj-$(CONFIG_X86_32) += nexgen.o
15obj-$(CONFIG_X86_32) += umc.o 15obj-$(CONFIG_X86_32) += umc.o
16obj-$(CONFIG_X86_64) += proc_64.o
17 16
18obj-$(CONFIG_X86_MCE) += mcheck/ 17obj-$(CONFIG_X86_MCE) += mcheck/
19obj-$(CONFIG_MTRR) += mtrr/ 18obj-$(CONFIG_MTRR) += mtrr/
diff --git a/arch/x86/kernel/cpu/proc_64.c b/arch/x86/kernel/cpu/proc_64.c
deleted file mode 100644
index 15043a335ef1..000000000000
--- a/arch/x86/kernel/cpu/proc_64.c
+++ /dev/null
@@ -1,180 +0,0 @@
1#include <linux/smp.h>
2#include <linux/timex.h>
3#include <linux/string.h>
4#include <asm/semaphore.h>
5#include <linux/seq_file.h>
6#include <linux/cpufreq.h>
7
8/*
9 * Get CPU information for use by the procfs.
10 */
11#ifdef CONFIG_X86_32
12static void show_cpuinfo_core(struct seq_file *m, struct cpuinfo_x86 *c,
13 unsigned int cpu)
14{
15#ifdef CONFIG_X86_HT
16 if (c->x86_max_cores * smp_num_siblings > 1) {
17 seq_printf(m, "physical id\t: %d\n", c->phys_proc_id);
18 seq_printf(m, "siblings\t: %d\n",
19 cpus_weight(per_cpu(cpu_core_map, cpu)));
20 seq_printf(m, "core id\t\t: %d\n", c->cpu_core_id);
21 seq_printf(m, "cpu cores\t: %d\n", c->booted_cores);
22 }
23#endif
24}
25
26static void show_cpuinfo_misc(struct seq_file *m, struct cpuinfo_x86 *c)
27{
28 /*
29 * We use exception 16 if we have hardware math and we've either seen
30 * it or the CPU claims it is internal
31 */
32 int fpu_exception = c->hard_math && (ignore_fpu_irq || cpu_has_fpu);
33 seq_printf(m,
34 "fdiv_bug\t: %s\n"
35 "hlt_bug\t\t: %s\n"
36 "f00f_bug\t: %s\n"
37 "coma_bug\t: %s\n"
38 "fpu\t\t: %s\n"
39 "fpu_exception\t: %s\n"
40 "cpuid level\t: %d\n"
41 "wp\t\t: %s\n",
42 c->fdiv_bug ? "yes" : "no",
43 c->hlt_works_ok ? "no" : "yes",
44 c->f00f_bug ? "yes" : "no",
45 c->coma_bug ? "yes" : "no",
46 c->hard_math ? "yes" : "no",
47 fpu_exception ? "yes" : "no",
48 c->cpuid_level,
49 c->wp_works_ok ? "yes" : "no");
50}
51#else
52static void show_cpuinfo_core(struct seq_file *m, struct cpuinfo_x86 *c,
53 unsigned int cpu)
54{
55#ifdef CONFIG_SMP
56 if (c->x86_max_cores * smp_num_siblings > 1) {
57 seq_printf(m, "physical id\t: %d\n", c->phys_proc_id);
58 seq_printf(m, "siblings\t: %d\n",
59 cpus_weight(per_cpu(cpu_core_map, cpu)));
60 seq_printf(m, "core id\t\t: %d\n", c->cpu_core_id);
61 seq_printf(m, "cpu cores\t: %d\n", c->booted_cores);
62 }
63#endif
64}
65
66static void show_cpuinfo_misc(struct seq_file *m, struct cpuinfo_x86 *c)
67{
68 seq_printf(m,
69 "fpu\t\t: yes\n"
70 "fpu_exception\t: yes\n"
71 "cpuid level\t: %d\n"
72 "wp\t\t: yes\n",
73 c->cpuid_level);
74}
75#endif
76
77static int show_cpuinfo(struct seq_file *m, void *v)
78{
79 struct cpuinfo_x86 *c = v;
80 unsigned int cpu = 0;
81 int i;
82
83#ifdef CONFIG_SMP
84 cpu = c->cpu_index;
85#endif
86 seq_printf(m, "processor\t: %u\n"
87 "vendor_id\t: %s\n"
88 "cpu family\t: %d\n"
89 "model\t\t: %u\n"
90 "model name\t: %s\n",
91 cpu,
92 c->x86_vendor_id[0] ? c->x86_vendor_id : "unknown",
93 c->x86,
94 c->x86_model,
95 c->x86_model_id[0] ? c->x86_model_id : "unknown");
96
97 if (c->x86_mask || c->cpuid_level >= 0)
98 seq_printf(m, "stepping\t: %d\n", c->x86_mask);
99 else
100 seq_printf(m, "stepping\t: unknown\n");
101
102 if (cpu_has(c, X86_FEATURE_TSC)) {
103 unsigned int freq = cpufreq_quick_get(cpu);
104
105 if (!freq)
106 freq = cpu_khz;
107 seq_printf(m, "cpu MHz\t\t: %u.%03u\n",
108 freq / 1000, (freq % 1000));
109 }
110
111 /* Cache size */
112 if (c->x86_cache_size >= 0)
113 seq_printf(m, "cache size\t: %d KB\n", c->x86_cache_size);
114
115 show_cpuinfo_core(m, c, cpu);
116 show_cpuinfo_misc(m, c);
117
118 seq_printf(m, "flags\t\t:");
119 for (i = 0; i < 32*NCAPINTS; i++)
120 if (cpu_has(c, i) && x86_cap_flags[i] != NULL)
121 seq_printf(m, " %s", x86_cap_flags[i]);
122
123 seq_printf(m, "\nbogomips\t: %lu.%02lu\n",
124 c->loops_per_jiffy/(500000/HZ),
125 (c->loops_per_jiffy/(5000/HZ)) % 100);
126
127#ifdef CONFIG_X86_64
128 if (c->x86_tlbsize > 0)
129 seq_printf(m, "TLB size\t: %d 4K pages\n", c->x86_tlbsize);
130#endif
131 seq_printf(m, "clflush size\t: %u\n", c->x86_clflush_size);
132#ifdef CONFIG_X86_64
133 seq_printf(m, "cache_alignment\t: %d\n", c->x86_cache_alignment);
134 seq_printf(m, "address sizes\t: %u bits physical, %u bits virtual\n",
135 c->x86_phys_bits, c->x86_virt_bits);
136#endif
137
138 seq_printf(m, "power management:");
139 for (i = 0; i < 32; i++) {
140 if (c->x86_power & (1 << i)) {
141 if (i < ARRAY_SIZE(x86_power_flags) &&
142 x86_power_flags[i])
143 seq_printf(m, "%s%s",
144 x86_power_flags[i][0]?" ":"",
145 x86_power_flags[i]);
146 else
147 seq_printf(m, " [%d]", i);
148 }
149 }
150
151 seq_printf(m, "\n\n");
152
153 return 0;
154}
155
156static void *c_start(struct seq_file *m, loff_t *pos)
157{
158 if (*pos == 0) /* just in case, cpu 0 is not the first */
159 *pos = first_cpu(cpu_online_map);
160 if ((*pos) < NR_CPUS && cpu_online(*pos))
161 return &cpu_data(*pos);
162 return NULL;
163}
164
165static void *c_next(struct seq_file *m, void *v, loff_t *pos)
166{
167 *pos = next_cpu(*pos, cpu_online_map);
168 return c_start(m, pos);
169}
170
171static void c_stop(struct seq_file *m, void *v)
172{
173}
174
175const struct seq_operations cpuinfo_op = {
176 .start = c_start,
177 .next = c_next,
178 .stop = c_stop,
179 .show = show_cpuinfo,
180};