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authorPaul Mundt <lethal@linux-sh.org>2010-11-01 12:44:25 -0400
committerPaul Mundt <lethal@linux-sh.org>2010-11-09 02:40:16 -0500
commita9b27bcc6acf2491609f51aa592ec67311d4518d (patch)
tree623ffa9d7d65843f172ff296a63e7feb5a123af7 /arch/sh/kernel/setup.c
parentf020c92de48246510623162fb22d60d91810cc56 (diff)
sh: Break out cpuinfo_op procfs bits.
Presently this is all inlined in setup.c, which is not really the place for it. Follow the x86 example and split it out into its own file. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/setup.c')
-rw-r--r--arch/sh/kernel/setup.c144
1 files changed, 0 insertions, 144 deletions
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index d6b018c7ebdc..4f267160c515 100644
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -12,7 +12,6 @@
12#include <linux/initrd.h> 12#include <linux/initrd.h>
13#include <linux/bootmem.h> 13#include <linux/bootmem.h>
14#include <linux/console.h> 14#include <linux/console.h>
15#include <linux/seq_file.h>
16#include <linux/root_dev.h> 15#include <linux/root_dev.h>
17#include <linux/utsname.h> 16#include <linux/utsname.h>
18#include <linux/nodemask.h> 17#include <linux/nodemask.h>
@@ -319,146 +318,3 @@ int test_mode_pin(int pin)
319{ 318{
320 return sh_mv.mv_mode_pins() & pin; 319 return sh_mv.mv_mode_pins() & pin;
321} 320}
322
323static const char *cpu_name[] = {
324 [CPU_SH7201] = "SH7201",
325 [CPU_SH7203] = "SH7203", [CPU_SH7263] = "SH7263",
326 [CPU_SH7206] = "SH7206", [CPU_SH7619] = "SH7619",
327 [CPU_SH7705] = "SH7705", [CPU_SH7706] = "SH7706",
328 [CPU_SH7707] = "SH7707", [CPU_SH7708] = "SH7708",
329 [CPU_SH7709] = "SH7709", [CPU_SH7710] = "SH7710",
330 [CPU_SH7712] = "SH7712", [CPU_SH7720] = "SH7720",
331 [CPU_SH7721] = "SH7721", [CPU_SH7729] = "SH7729",
332 [CPU_SH7750] = "SH7750", [CPU_SH7750S] = "SH7750S",
333 [CPU_SH7750R] = "SH7750R", [CPU_SH7751] = "SH7751",
334 [CPU_SH7751R] = "SH7751R", [CPU_SH7760] = "SH7760",
335 [CPU_SH4_202] = "SH4-202", [CPU_SH4_501] = "SH4-501",
336 [CPU_SH7763] = "SH7763", [CPU_SH7770] = "SH7770",
337 [CPU_SH7780] = "SH7780", [CPU_SH7781] = "SH7781",
338 [CPU_SH7343] = "SH7343", [CPU_SH7785] = "SH7785",
339 [CPU_SH7786] = "SH7786", [CPU_SH7757] = "SH7757",
340 [CPU_SH7722] = "SH7722", [CPU_SHX3] = "SH-X3",
341 [CPU_SH5_101] = "SH5-101", [CPU_SH5_103] = "SH5-103",
342 [CPU_MXG] = "MX-G", [CPU_SH7723] = "SH7723",
343 [CPU_SH7366] = "SH7366", [CPU_SH7724] = "SH7724",
344 [CPU_SH_NONE] = "Unknown"
345};
346
347const char *get_cpu_subtype(struct sh_cpuinfo *c)
348{
349 return cpu_name[c->type];
350}
351EXPORT_SYMBOL(get_cpu_subtype);
352
353#ifdef CONFIG_PROC_FS
354/* Symbolic CPU flags, keep in sync with asm/cpu-features.h */
355static const char *cpu_flags[] = {
356 "none", "fpu", "p2flush", "mmuassoc", "dsp", "perfctr",
357 "ptea", "llsc", "l2", "op32", "pteaex", NULL
358};
359
360static void show_cpuflags(struct seq_file *m, struct sh_cpuinfo *c)
361{
362 unsigned long i;
363
364 seq_printf(m, "cpu flags\t:");
365
366 if (!c->flags) {
367 seq_printf(m, " %s\n", cpu_flags[0]);
368 return;
369 }
370
371 for (i = 0; cpu_flags[i]; i++)
372 if ((c->flags & (1 << i)))
373 seq_printf(m, " %s", cpu_flags[i+1]);
374
375 seq_printf(m, "\n");
376}
377
378static void show_cacheinfo(struct seq_file *m, const char *type,
379 struct cache_info info)
380{
381 unsigned int cache_size;
382
383 cache_size = info.ways * info.sets * info.linesz;
384
385 seq_printf(m, "%s size\t: %2dKiB (%d-way)\n",
386 type, cache_size >> 10, info.ways);
387}
388
389/*
390 * Get CPU information for use by the procfs.
391 */
392static int show_cpuinfo(struct seq_file *m, void *v)
393{
394 struct sh_cpuinfo *c = v;
395 unsigned int cpu = c - cpu_data;
396
397 if (!cpu_online(cpu))
398 return 0;
399
400 if (cpu == 0)
401 seq_printf(m, "machine\t\t: %s\n", get_system_type());
402 else
403 seq_printf(m, "\n");
404
405 seq_printf(m, "processor\t: %d\n", cpu);
406 seq_printf(m, "cpu family\t: %s\n", init_utsname()->machine);
407 seq_printf(m, "cpu type\t: %s\n", get_cpu_subtype(c));
408 if (c->cut_major == -1)
409 seq_printf(m, "cut\t\t: unknown\n");
410 else if (c->cut_minor == -1)
411 seq_printf(m, "cut\t\t: %d.x\n", c->cut_major);
412 else
413 seq_printf(m, "cut\t\t: %d.%d\n", c->cut_major, c->cut_minor);
414
415 show_cpuflags(m, c);
416
417 seq_printf(m, "cache type\t: ");
418
419 /*
420 * Check for what type of cache we have, we support both the
421 * unified cache on the SH-2 and SH-3, as well as the harvard
422 * style cache on the SH-4.
423 */
424 if (c->icache.flags & SH_CACHE_COMBINED) {
425 seq_printf(m, "unified\n");
426 show_cacheinfo(m, "cache", c->icache);
427 } else {
428 seq_printf(m, "split (harvard)\n");
429 show_cacheinfo(m, "icache", c->icache);
430 show_cacheinfo(m, "dcache", c->dcache);
431 }
432
433 /* Optional secondary cache */
434 if (c->flags & CPU_HAS_L2_CACHE)
435 show_cacheinfo(m, "scache", c->scache);
436
437 seq_printf(m, "address sizes\t: %u bits physical\n", c->phys_bits);
438
439 seq_printf(m, "bogomips\t: %lu.%02lu\n",
440 c->loops_per_jiffy/(500000/HZ),
441 (c->loops_per_jiffy/(5000/HZ)) % 100);
442
443 return 0;
444}
445
446static void *c_start(struct seq_file *m, loff_t *pos)
447{
448 return *pos < NR_CPUS ? cpu_data + *pos : NULL;
449}
450static void *c_next(struct seq_file *m, void *v, loff_t *pos)
451{
452 ++*pos;
453 return c_start(m, pos);
454}
455static void c_stop(struct seq_file *m, void *v)
456{
457}
458const struct seq_operations cpuinfo_op = {
459 .start = c_start,
460 .next = c_next,
461 .stop = c_stop,
462 .show = show_cpuinfo,
463};
464#endif /* CONFIG_PROC_FS */