28 static void early_init_intel(struct cpuinfo_x86 *c)  in early_init_intel()  argument
33 	if (c->x86 > 6 || (c->x86 == 6 && c->x86_model >= 0xd)) {  in early_init_intel()
36 			c->cpuid_level = cpuid_eax(0);  in early_init_intel()
37 			get_cpu_cap(c);  in early_init_intel()
41 	if ((c->x86 == 0xf && c->x86_model >= 0x03) ||  in early_init_intel()
42 		(c->x86 == 0x6 && c->x86_model >= 0x0e))  in early_init_intel()
43 		set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC);  in early_init_intel()
45 	if (c->x86 >= 6 && !cpu_has(c, X86_FEATURE_IA64)) {  in early_init_intel()
51 		rdmsr(MSR_IA32_UCODE_REV, lower_word, c->microcode);  in early_init_intel()
62 	if (c->x86 == 6 && c->x86_model == 0x1c && c->x86_mask <= 2 &&  in early_init_intel()
63 	    c->microcode < 0x20e) {  in early_init_intel()
65 		clear_cpu_cap(c, X86_FEATURE_PSE);  in early_init_intel()
69 	set_cpu_cap(c, X86_FEATURE_SYSENTER32);  in early_init_intel()
72 	if (c->x86 == 15 && c->x86_cache_alignment == 64)  in early_init_intel()
73 		c->x86_cache_alignment = 128;  in early_init_intel()
77 	if (c->x86 == 0xF && c->x86_model == 0x3  in early_init_intel()
78 	    && (c->x86_mask == 0x3 || c->x86_mask == 0x4))  in early_init_intel()
79 		c->x86_phys_bits = 36;  in early_init_intel()
88 	if (c->x86_power & (1 << 8)) {  in early_init_intel()
89 		set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC);  in early_init_intel()
90 		set_cpu_cap(c, X86_FEATURE_NONSTOP_TSC);  in early_init_intel()
96 	if (c->x86 == 6) {  in early_init_intel()
97 		switch (c->x86_model) {  in early_init_intel()
100 			set_cpu_cap(c, X86_FEATURE_NONSTOP_TSC_S3);  in early_init_intel()
117 	if (c->x86 == 6 && c->x86_model < 15)  in early_init_intel()
118 		clear_cpu_cap(c, X86_FEATURE_PAT);  in early_init_intel()
129 	if (c->x86 == 15)  in early_init_intel()
139 	if (c->x86 > 6 || (c->x86 == 6 && c->x86_model >= 0xd)) {  in early_init_intel()
158 	if (c->x86 == 5 && c->x86_model == 9) {  in early_init_intel()
184 static void intel_smp_check(struct cpuinfo_x86 *c)  in intel_smp_check()  argument
187 	if (!c->cpu_index)  in intel_smp_check()
193 	if (c->x86 == 5 &&  in intel_smp_check()
194 	    c->x86_mask >= 1 && c->x86_mask <= 4 &&  in intel_smp_check()
195 	    c->x86_model <= 3) {  in intel_smp_check()
212 static void intel_workarounds(struct cpuinfo_x86 *c)  in intel_workarounds()  argument
221 	clear_cpu_bug(c, X86_BUG_F00F);  in intel_workarounds()
222 	if (!paravirt_enabled() && c->x86 == 5 && c->x86_model < 9) {  in intel_workarounds()
225 		set_cpu_bug(c, X86_BUG_F00F);  in intel_workarounds()
237 	if ((c->x86<<8 | c->x86_model<<4 | c->x86_mask) < 0x633)  in intel_workarounds()
238 		clear_cpu_cap(c, X86_FEATURE_SEP);  in intel_workarounds()
247 		set_cpu_cap(c, X86_FEATURE_PAE);  in intel_workarounds()
255 	if ((c->x86 == 15) && (c->x86_model == 1) && (c->x86_mask == 1)) {  in intel_workarounds()
270 	if (cpu_has_apic && (c->x86<<8 | c->x86_model<<4) == 0x520 &&  in intel_workarounds()
271 	    (c->x86_mask < 0x6 || c->x86_mask == 0xb))  in intel_workarounds()
272 		set_cpu_bug(c, X86_BUG_11AP);  in intel_workarounds()
279 	switch (c->x86) {  in intel_workarounds()
293 	intel_smp_check(c);  in intel_workarounds()
296 static void intel_workarounds(struct cpuinfo_x86 *c)  in intel_workarounds()  argument
301 static void srat_detect_node(struct cpuinfo_x86 *c)  in srat_detect_node()  argument
321 static int intel_num_cpu_cores(struct cpuinfo_x86 *c)  in intel_num_cpu_cores()  argument
325 	if (c->cpuid_level < 4)  in intel_num_cpu_cores()
336 static void detect_vmx_virtcap(struct cpuinfo_x86 *c)  in detect_vmx_virtcap()  argument
348 	clear_cpu_cap(c, X86_FEATURE_TPR_SHADOW);  in detect_vmx_virtcap()
349 	clear_cpu_cap(c, X86_FEATURE_VNMI);  in detect_vmx_virtcap()
350 	clear_cpu_cap(c, X86_FEATURE_FLEXPRIORITY);  in detect_vmx_virtcap()
351 	clear_cpu_cap(c, X86_FEATURE_EPT);  in detect_vmx_virtcap()
352 	clear_cpu_cap(c, X86_FEATURE_VPID);  in detect_vmx_virtcap()
357 		set_cpu_cap(c, X86_FEATURE_TPR_SHADOW);  in detect_vmx_virtcap()
359 		set_cpu_cap(c, X86_FEATURE_VNMI);  in detect_vmx_virtcap()
366 			set_cpu_cap(c, X86_FEATURE_FLEXPRIORITY);  in detect_vmx_virtcap()
368 			set_cpu_cap(c, X86_FEATURE_EPT);  in detect_vmx_virtcap()
370 			set_cpu_cap(c, X86_FEATURE_VPID);  in detect_vmx_virtcap()
374 static void init_intel(struct cpuinfo_x86 *c)  in init_intel()  argument
378 	early_init_intel(c);  in init_intel()
380 	intel_workarounds(c);  in init_intel()
387 	detect_extended_topology(c);  in init_intel()
389 	if (!cpu_has(c, X86_FEATURE_XTOPOLOGY)) {  in init_intel()
394 		c->x86_max_cores = intel_num_cpu_cores(c);  in init_intel()
396 		detect_ht(c);  in init_intel()
400 	l2 = init_intel_cacheinfo(c);  in init_intel()
404 		cpu_detect_cache_sizes(c);  in init_intel()
405 		l2 = c->x86_cache_size;  in init_intel()
408 	if (c->cpuid_level > 9) {  in init_intel()
412 			set_cpu_cap(c, X86_FEATURE_ARCH_PERFMON);  in init_intel()
416 		set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC);  in init_intel()
421 			set_cpu_cap(c, X86_FEATURE_BTS);  in init_intel()
423 			set_cpu_cap(c, X86_FEATURE_PEBS);  in init_intel()
426 	if (c->x86 == 6 && cpu_has_clflush &&  in init_intel()
427 	    (c->x86_model == 29 || c->x86_model == 46 || c->x86_model == 47))  in init_intel()
428 		set_cpu_bug(c, X86_BUG_CLFLUSH_MONITOR);  in init_intel()
431 	if (c->x86 == 15)  in init_intel()
432 		c->x86_cache_alignment = c->x86_clflush_size * 2;  in init_intel()
433 	if (c->x86 == 6)  in init_intel()
434 		set_cpu_cap(c, X86_FEATURE_REP_GOOD);  in init_intel()
441 	if (c->x86 == 6) {  in init_intel()
444 		switch (c->x86_model) {  in init_intel()
455 			else if (c->x86_mask == 0 || c->x86_mask == 5)  in init_intel()
466 			strcpy(c->x86_model_id, p);  in init_intel()
469 	if (c->x86 == 15)  in init_intel()
470 		set_cpu_cap(c, X86_FEATURE_P4);  in init_intel()
471 	if (c->x86 == 6)  in init_intel()
472 		set_cpu_cap(c, X86_FEATURE_P3);  in init_intel()
476 	srat_detect_node(c);  in init_intel()
478 	if (cpu_has(c, X86_FEATURE_VMX))  in init_intel()
479 		detect_vmx_virtcap(c);  in init_intel()
485 	if (cpu_has(c, X86_FEATURE_EPB)) {  in init_intel()
499 static unsigned int intel_size_cache(struct cpuinfo_x86 *c, unsigned int size)  in intel_size_cache()  argument
507 	if ((c->x86 == 6) && (c->x86_model == 11) && (size == 0))  in intel_size_cache()
514 	if ((c->x86 == 5) && (c->x86_model == 9))  in intel_size_cache()
665 static void intel_detect_tlb(struct cpuinfo_x86 *c)  in intel_detect_tlb()  argument
671 	if (c->cpuid_level < 2)  in intel_detect_tlb()