common.c (e3c55d406bd8df1a878546002c93db90c42be10c) common.c (09dc68d958c67c76cf672ec78b7391af453010f8)
1#include <linux/bootmem.h>
2#include <linux/linkage.h>
3#include <linux/bitops.h>
4#include <linux/kernel.h>
5#include <linux/module.h>
6#include <linux/percpu.h>
7#include <linux/string.h>
8#include <linux/delay.h>

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341 * This table only is used unless init_<vendor>() below doesn't set it;
342 * in particular, if CPUID levels 0x80000002..4 are supported, this
343 * isn't used
344 */
345
346/* Look up CPU names by table lookup. */
347static const char *table_lookup_model(struct cpuinfo_x86 *c)
348{
1#include <linux/bootmem.h>
2#include <linux/linkage.h>
3#include <linux/bitops.h>
4#include <linux/kernel.h>
5#include <linux/module.h>
6#include <linux/percpu.h>
7#include <linux/string.h>
8#include <linux/delay.h>

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341 * This table only is used unless init_<vendor>() below doesn't set it;
342 * in particular, if CPUID levels 0x80000002..4 are supported, this
343 * isn't used
344 */
345
346/* Look up CPU names by table lookup. */
347static const char *table_lookup_model(struct cpuinfo_x86 *c)
348{
349 const struct cpu_model_info *info;
349#ifdef CONFIG_X86_32
350 const struct legacy_cpu_model_info *info;
350
351 if (c->x86_model >= 16)
352 return NULL; /* Range check */
353
354 if (!this_cpu)
355 return NULL;
356
351
352 if (c->x86_model >= 16)
353 return NULL; /* Range check */
354
355 if (!this_cpu)
356 return NULL;
357
357 info = this_cpu->c_models;
358 info = this_cpu->legacy_models;
358
359
359 while (info && info->family) {
360 while (info->family) {
360 if (info->family == c->x86)
361 return info->model_names[c->x86_model];
362 info++;
363 }
361 if (info->family == c->x86)
362 return info->model_names[c->x86_model];
363 info++;
364 }
365#endif
364 return NULL; /* Not found */
365}
366
367__u32 cpu_caps_cleared[NCAPINTS];
368__u32 cpu_caps_set[NCAPINTS];
369
370void load_percpu_segment(int cpu)
371{

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445
446 cpuid(0x80000006, &dummy, &ebx, &ecx, &edx);
447 l2size = ecx >> 16;
448
449#ifdef CONFIG_X86_64
450 c->x86_tlbsize += ((ebx >> 16) & 0xfff) + (ebx & 0xfff);
451#else
452 /* do processor-specific cache resizing */
366 return NULL; /* Not found */
367}
368
369__u32 cpu_caps_cleared[NCAPINTS];
370__u32 cpu_caps_set[NCAPINTS];
371
372void load_percpu_segment(int cpu)
373{

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447
448 cpuid(0x80000006, &dummy, &ebx, &ecx, &edx);
449 l2size = ecx >> 16;
450
451#ifdef CONFIG_X86_64
452 c->x86_tlbsize += ((ebx >> 16) & 0xfff) + (ebx & 0xfff);
453#else
454 /* do processor-specific cache resizing */
453 if (this_cpu->c_size_cache)
454 l2size = this_cpu->c_size_cache(c, l2size);
455 if (this_cpu->legacy_cache_size)
456 l2size = this_cpu->legacy_cache_size(c, l2size);
455
456 /* Allow user to override all this if necessary. */
457 if (cachesize_override != -1)
458 l2size = cachesize_override;
459
460 if (l2size == 0)
461 return; /* Again, no L2 cache is possible */
462#endif

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458 /* Allow user to override all this if necessary. */
459 if (cachesize_override != -1)
460 l2size = cachesize_override;
461
462 if (l2size == 0)
463 return; /* Again, no L2 cache is possible */
464#endif

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