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/*
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* i386 CPUID helper functions
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*
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* Copyright (c) 2003 Fabrice Bellard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdlib.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include <inttypes.h> |
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#include "cpu.h" |
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#include "sysemu/kvm.h" |
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#include "qemu/option.h" |
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#include "qemu/config-file.h" |
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#include "qapi/qmp/qerror.h" |
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#include "qapi/visitor.h" |
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#include "sysemu/arch_init.h" |
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#include "hyperv.h" |
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#include "hw/hw.h" |
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#if defined(CONFIG_KVM)
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#include <linux/kvm_para.h> |
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#endif
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#include "sysemu/sysemu.h" |
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#ifndef CONFIG_USER_ONLY
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#include "hw/xen.h" |
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#include "hw/sysbus.h" |
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#include "hw/apic_internal.h" |
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#endif
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/* feature flags taken from "Intel Processor Identification and the CPUID
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* Instruction" and AMD's "CPUID Specification". In cases of disagreement
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* between feature naming conventions, aliases may be added.
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*/
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static const char *feature_name[] = { |
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"fpu", "vme", "de", "pse", |
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"tsc", "msr", "pae", "mce", |
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"cx8", "apic", NULL, "sep", |
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"mtrr", "pge", "mca", "cmov", |
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"pat", "pse36", "pn" /* Intel psn */, "clflush" /* Intel clfsh */, |
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NULL, "ds" /* Intel dts */, "acpi", "mmx", |
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"fxsr", "sse", "sse2", "ss", |
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"ht" /* Intel htt */, "tm", "ia64", "pbe", |
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}; |
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static const char *ext_feature_name[] = { |
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"pni|sse3" /* Intel,AMD sse3 */, "pclmulqdq|pclmuldq", "dtes64", "monitor", |
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"ds_cpl", "vmx", "smx", "est", |
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"tm2", "ssse3", "cid", NULL, |
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"fma", "cx16", "xtpr", "pdcm", |
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NULL, "pcid", "dca", "sse4.1|sse4_1", |
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"sse4.2|sse4_2", "x2apic", "movbe", "popcnt", |
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"tsc-deadline", "aes", "xsave", "osxsave", |
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"avx", "f16c", "rdrand", "hypervisor", |
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}; |
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/* Feature names that are already defined on feature_name[] but are set on
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* CPUID[8000_0001].EDX on AMD CPUs don't have their names on
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* ext2_feature_name[]. They are copied automatically to cpuid_ext2_features
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* if and only if CPU vendor is AMD.
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*/
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static const char *ext2_feature_name[] = { |
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NULL /* fpu */, NULL /* vme */, NULL /* de */, NULL /* pse */, |
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NULL /* tsc */, NULL /* msr */, NULL /* pae */, NULL /* mce */, |
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NULL /* cx8 */ /* AMD CMPXCHG8B */, NULL /* apic */, NULL, "syscall", |
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NULL /* mtrr */, NULL /* pge */, NULL /* mca */, NULL /* cmov */, |
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NULL /* pat */, NULL /* pse36 */, NULL, NULL /* Linux mp */, |
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"nx|xd", NULL, "mmxext", NULL /* mmx */, |
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NULL /* fxsr */, "fxsr_opt|ffxsr", "pdpe1gb" /* AMD Page1GB */, "rdtscp", |
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NULL, "lm|i64", "3dnowext", "3dnow", |
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}; |
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static const char *ext3_feature_name[] = { |
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"lahf_lm" /* AMD LahfSahf */, "cmp_legacy", "svm", "extapic" /* AMD ExtApicSpace */, |
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"cr8legacy" /* AMD AltMovCr8 */, "abm", "sse4a", "misalignsse", |
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"3dnowprefetch", "osvw", "ibs", "xop", |
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"skinit", "wdt", NULL, "lwp", |
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"fma4", "tce", NULL, "nodeid_msr", |
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NULL, "tbm", "topoext", "perfctr_core", |
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"perfctr_nb", NULL, NULL, NULL, |
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NULL, NULL, NULL, NULL, |
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}; |
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static const char *kvm_feature_name[] = { |
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"kvmclock", "kvm_nopiodelay", "kvm_mmu", "kvmclock", |
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"kvm_asyncpf", "kvm_steal_time", "kvm_pv_eoi", NULL, |
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NULL, NULL, NULL, NULL, |
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NULL, NULL, NULL, NULL, |
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NULL, NULL, NULL, NULL, |
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NULL, NULL, NULL, NULL, |
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NULL, NULL, NULL, NULL, |
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NULL, NULL, NULL, NULL, |
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}; |
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static const char *svm_feature_name[] = { |
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"npt", "lbrv", "svm_lock", "nrip_save", |
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"tsc_scale", "vmcb_clean", "flushbyasid", "decodeassists", |
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NULL, NULL, "pause_filter", NULL, |
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"pfthreshold", NULL, NULL, NULL, |
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NULL, NULL, NULL, NULL, |
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NULL, NULL, NULL, NULL, |
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NULL, NULL, NULL, NULL, |
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NULL, NULL, NULL, NULL, |
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}; |
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static const char *cpuid_7_0_ebx_feature_name[] = { |
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"fsgsbase", NULL, NULL, "bmi1", "hle", "avx2", NULL, "smep", |
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"bmi2", "erms", "invpcid", "rtm", NULL, NULL, NULL, NULL, |
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NULL, NULL, "rdseed", "adx", "smap", NULL, NULL, NULL, |
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, |
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}; |
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const char *get_register_name_32(unsigned int reg) |
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{ |
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static const char *reg_names[CPU_NB_REGS32] = { |
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[R_EAX] = "EAX",
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[R_ECX] = "ECX",
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[R_EDX] = "EDX",
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[R_EBX] = "EBX",
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[R_ESP] = "ESP",
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[R_EBP] = "EBP",
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[R_ESI] = "ESI",
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[R_EDI] = "EDI",
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}; |
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if (reg > CPU_NB_REGS32) {
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return NULL; |
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} |
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return reg_names[reg];
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} |
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/* collects per-function cpuid data
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*/
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typedef struct model_features_t { |
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uint32_t *guest_feat; |
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uint32_t *host_feat; |
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const char **flag_names; |
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uint32_t cpuid; |
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int reg;
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} model_features_t; |
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int check_cpuid = 0; |
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int enforce_cpuid = 0; |
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#if defined(CONFIG_KVM)
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static uint32_t kvm_default_features = (1 << KVM_FEATURE_CLOCKSOURCE) | |
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(1 << KVM_FEATURE_NOP_IO_DELAY) |
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(1 << KVM_FEATURE_MMU_OP) |
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(1 << KVM_FEATURE_CLOCKSOURCE2) |
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(1 << KVM_FEATURE_ASYNC_PF) |
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(1 << KVM_FEATURE_STEAL_TIME) |
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(1 << KVM_FEATURE_CLOCKSOURCE_STABLE_BIT);
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static const uint32_t kvm_pv_eoi_features = (0x1 << KVM_FEATURE_PV_EOI); |
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#else
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static uint32_t kvm_default_features = 0; |
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static const uint32_t kvm_pv_eoi_features = 0; |
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#endif
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void enable_kvm_pv_eoi(void) |
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{ |
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kvm_default_features |= kvm_pv_eoi_features; |
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} |
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void host_cpuid(uint32_t function, uint32_t count,
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uint32_t *eax, uint32_t *ebx, uint32_t *ecx, uint32_t *edx) |
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{ |
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#if defined(CONFIG_KVM)
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uint32_t vec[4];
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#ifdef __x86_64__
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asm volatile("cpuid" |
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: "=a"(vec[0]), "=b"(vec[1]), |
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"=c"(vec[2]), "=d"(vec[3]) |
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: "0"(function), "c"(count) : "cc"); |
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#else
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asm volatile("pusha \n\t" |
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"cpuid \n\t"
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"mov %%eax, 0(%2) \n\t"
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"mov %%ebx, 4(%2) \n\t"
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"mov %%ecx, 8(%2) \n\t"
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"mov %%edx, 12(%2) \n\t"
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"popa"
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: : "a"(function), "c"(count), "S"(vec) |
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: "memory", "cc"); |
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#endif
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if (eax)
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*eax = vec[0];
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if (ebx)
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*ebx = vec[1];
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if (ecx)
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*ecx = vec[2];
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if (edx)
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*edx = vec[3];
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#endif
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} |
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#define iswhite(c) ((c) && ((c) <= ' ' || '~' < (c))) |
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/* general substring compare of *[s1..e1) and *[s2..e2). sx is start of
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* a substring. ex if !NULL points to the first char after a substring,
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* otherwise the string is assumed to sized by a terminating nul.
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* Return lexical ordering of *s1:*s2.
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*/
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static int sstrcmp(const char *s1, const char *e1, const char *s2, |
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const char *e2) |
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{ |
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for (;;) {
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if (!*s1 || !*s2 || *s1 != *s2)
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return (*s1 - *s2);
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++s1, ++s2; |
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if (s1 == e1 && s2 == e2)
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return (0); |
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else if (s1 == e1) |
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return (*s2);
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else if (s2 == e2) |
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return (*s1);
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} |
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} |
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/* compare *[s..e) to *altstr. *altstr may be a simple string or multiple
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* '|' delimited (possibly empty) strings in which case search for a match
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* within the alternatives proceeds left to right. Return 0 for success,
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* non-zero otherwise.
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*/
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static int altcmp(const char *s, const char *e, const char *altstr) |
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{ |
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const char *p, *q; |
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for (q = p = altstr; ; ) {
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while (*p && *p != '|') |
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++p; |
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if ((q == p && !*s) || (q != p && !sstrcmp(s, e, q, p)))
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return (0); |
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if (!*p)
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return (1); |
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else
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q = ++p; |
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} |
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} |
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/* search featureset for flag *[s..e), if found set corresponding bit in
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* *pval and return true, otherwise return false
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*/
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static bool lookup_feature(uint32_t *pval, const char *s, const char *e, |
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const char **featureset) |
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{ |
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uint32_t mask; |
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const char **ppc; |
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bool found = false; |
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for (mask = 1, ppc = featureset; mask; mask <<= 1, ++ppc) { |
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if (*ppc && !altcmp(s, e, *ppc)) {
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*pval |= mask; |
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found = true;
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} |
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} |
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return found;
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} |
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static void add_flagname_to_bitmaps(const char *flagname, uint32_t *features, |
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uint32_t *ext_features, |
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uint32_t *ext2_features, |
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uint32_t *ext3_features, |
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uint32_t *kvm_features, |
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uint32_t *svm_features, |
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uint32_t *cpuid_7_0_ebx_features) |
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{ |
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if (!lookup_feature(features, flagname, NULL, feature_name) && |
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!lookup_feature(ext_features, flagname, NULL, ext_feature_name) &&
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!lookup_feature(ext2_features, flagname, NULL, ext2_feature_name) &&
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!lookup_feature(ext3_features, flagname, NULL, ext3_feature_name) &&
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!lookup_feature(kvm_features, flagname, NULL, kvm_feature_name) &&
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!lookup_feature(svm_features, flagname, NULL, svm_feature_name) &&
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!lookup_feature(cpuid_7_0_ebx_features, flagname, NULL,
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cpuid_7_0_ebx_feature_name)) |
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fprintf(stderr, "CPU feature %s not found\n", flagname);
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} |
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typedef struct x86_def_t { |
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struct x86_def_t *next;
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const char *name; |
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uint32_t level; |
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uint32_t vendor1, vendor2, vendor3; |
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int family;
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int model;
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int stepping;
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int tsc_khz;
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uint32_t features, ext_features, ext2_features, ext3_features; |
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uint32_t kvm_features, svm_features; |
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uint32_t xlevel; |
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char model_id[48]; |
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int vendor_override;
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/* Store the results of Centaur's CPUID instructions */
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uint32_t ext4_features; |
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uint32_t xlevel2; |
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/* The feature bits on CPUID[EAX=7,ECX=0].EBX */
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uint32_t cpuid_7_0_ebx_features; |
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} x86_def_t; |
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#define I486_FEATURES (CPUID_FP87 | CPUID_VME | CPUID_PSE)
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#define PENTIUM_FEATURES (I486_FEATURES | CPUID_DE | CPUID_TSC | \
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CPUID_MSR | CPUID_MCE | CPUID_CX8 | CPUID_MMX | CPUID_APIC) |
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#define PENTIUM2_FEATURES (PENTIUM_FEATURES | CPUID_PAE | CPUID_SEP | \
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CPUID_MTRR | CPUID_PGE | CPUID_MCA | CPUID_CMOV | CPUID_PAT | \ |
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CPUID_PSE36 | CPUID_FXSR) |
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#define PENTIUM3_FEATURES (PENTIUM2_FEATURES | CPUID_SSE)
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#define PPRO_FEATURES (CPUID_FP87 | CPUID_DE | CPUID_PSE | CPUID_TSC | \
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CPUID_MSR | CPUID_MCE | CPUID_CX8 | CPUID_PGE | CPUID_CMOV | \ |
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CPUID_PAT | CPUID_FXSR | CPUID_MMX | CPUID_SSE | CPUID_SSE2 | \ |
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CPUID_PAE | CPUID_SEP | CPUID_APIC) |
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#define TCG_FEATURES (CPUID_FP87 | CPUID_PSE | CPUID_TSC | CPUID_MSR | \
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CPUID_PAE | CPUID_MCE | CPUID_CX8 | CPUID_APIC | CPUID_SEP | \ |
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CPUID_MTRR | CPUID_PGE | CPUID_MCA | CPUID_CMOV | CPUID_PAT | \ |
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CPUID_PSE36 | CPUID_CLFLUSH | CPUID_ACPI | CPUID_MMX | \ |
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CPUID_FXSR | CPUID_SSE | CPUID_SSE2 | CPUID_SS) |
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/* partly implemented:
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CPUID_MTRR, CPUID_MCA, CPUID_CLFLUSH (needed for Win64)
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CPUID_PSE36 (needed for Solaris) */
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/* missing:
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CPUID_VME, CPUID_DTS, CPUID_SS, CPUID_HT, CPUID_TM, CPUID_PBE */
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#define TCG_EXT_FEATURES (CPUID_EXT_SSE3 | CPUID_EXT_MONITOR | \
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CPUID_EXT_SSSE3 | CPUID_EXT_CX16 | CPUID_EXT_POPCNT | \ |
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CPUID_EXT_HYPERVISOR) |
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/* missing:
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CPUID_EXT_DTES64, CPUID_EXT_DSCPL, CPUID_EXT_VMX, CPUID_EXT_EST,
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CPUID_EXT_TM2, CPUID_EXT_XTPR, CPUID_EXT_PDCM, CPUID_EXT_XSAVE */
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#define TCG_EXT2_FEATURES ((TCG_FEATURES & CPUID_EXT2_AMD_ALIASES) | \
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CPUID_EXT2_NX | CPUID_EXT2_MMXEXT | CPUID_EXT2_RDTSCP | \ |
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CPUID_EXT2_3DNOW | CPUID_EXT2_3DNOWEXT) |
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/* missing:
|
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CPUID_EXT2_PDPE1GB */
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#define TCG_EXT3_FEATURES (CPUID_EXT3_LAHF_LM | CPUID_EXT3_SVM | \
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CPUID_EXT3_CR8LEG | CPUID_EXT3_ABM | CPUID_EXT3_SSE4A) |
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#define TCG_SVM_FEATURES 0 |
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#define TCG_7_0_EBX_FEATURES (CPUID_7_0_EBX_SMEP | CPUID_7_0_EBX_SMAP)
|
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|
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/* maintains list of cpu model definitions
|
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*/
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static x86_def_t *x86_defs = {NULL}; |
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|
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/* built-in cpu model definitions (deprecated)
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*/
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static x86_def_t builtin_x86_defs[] = {
|
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{ |
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.name = "qemu64",
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.level = 4,
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.vendor1 = CPUID_VENDOR_AMD_1, |
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.vendor2 = CPUID_VENDOR_AMD_2, |
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.vendor3 = CPUID_VENDOR_AMD_3, |
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.family = 6,
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.model = 2,
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.stepping = 3,
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.features = PPRO_FEATURES | |
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CPUID_MTRR | CPUID_CLFLUSH | CPUID_MCA | |
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CPUID_PSE36, |
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.ext_features = CPUID_EXT_SSE3 | CPUID_EXT_CX16 | CPUID_EXT_POPCNT, |
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.ext2_features = (PPRO_FEATURES & CPUID_EXT2_AMD_ALIASES) | |
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CPUID_EXT2_LM | CPUID_EXT2_SYSCALL | CPUID_EXT2_NX, |
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.ext3_features = CPUID_EXT3_LAHF_LM | CPUID_EXT3_SVM | |
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CPUID_EXT3_ABM | CPUID_EXT3_SSE4A, |
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.xlevel = 0x8000000A,
|
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}, |
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{ |
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.name = "phenom",
|
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.level = 5,
|
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.vendor1 = CPUID_VENDOR_AMD_1, |
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.vendor2 = CPUID_VENDOR_AMD_2, |
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.vendor3 = CPUID_VENDOR_AMD_3, |
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.family = 16,
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.model = 2,
|
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.stepping = 3,
|
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.features = PPRO_FEATURES | |
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CPUID_MTRR | CPUID_CLFLUSH | CPUID_MCA | |
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CPUID_PSE36 | CPUID_VME | CPUID_HT, |
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.ext_features = CPUID_EXT_SSE3 | CPUID_EXT_MONITOR | CPUID_EXT_CX16 | |
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CPUID_EXT_POPCNT, |
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.ext2_features = (PPRO_FEATURES & CPUID_EXT2_AMD_ALIASES) | |
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CPUID_EXT2_LM | CPUID_EXT2_SYSCALL | CPUID_EXT2_NX | |
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CPUID_EXT2_3DNOW | CPUID_EXT2_3DNOWEXT | CPUID_EXT2_MMXEXT | |
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CPUID_EXT2_FFXSR | CPUID_EXT2_PDPE1GB | CPUID_EXT2_RDTSCP, |
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/* Missing: CPUID_EXT3_CMP_LEG, CPUID_EXT3_EXTAPIC,
|
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CPUID_EXT3_CR8LEG,
|
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CPUID_EXT3_MISALIGNSSE, CPUID_EXT3_3DNOWPREFETCH,
|
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CPUID_EXT3_OSVW, CPUID_EXT3_IBS */
|
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.ext3_features = CPUID_EXT3_LAHF_LM | CPUID_EXT3_SVM | |
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CPUID_EXT3_ABM | CPUID_EXT3_SSE4A, |
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.svm_features = CPUID_SVM_NPT | CPUID_SVM_LBRV, |
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.xlevel = 0x8000001A,
|
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.model_id = "AMD Phenom(tm) 9550 Quad-Core Processor"
|
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}, |
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{ |
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.name = "core2duo",
|
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.level = 10,
|
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.vendor1 = CPUID_VENDOR_INTEL_1, |
411 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
412 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
413 |
.family = 6,
|
414 |
.model = 15,
|
415 |
.stepping = 11,
|
416 |
.features = PPRO_FEATURES | |
417 |
CPUID_MTRR | CPUID_CLFLUSH | CPUID_MCA | |
418 |
CPUID_PSE36 | CPUID_VME | CPUID_DTS | CPUID_ACPI | CPUID_SS | |
419 |
CPUID_HT | CPUID_TM | CPUID_PBE, |
420 |
.ext_features = CPUID_EXT_SSE3 | CPUID_EXT_MONITOR | CPUID_EXT_SSSE3 | |
421 |
CPUID_EXT_DTES64 | CPUID_EXT_DSCPL | CPUID_EXT_VMX | CPUID_EXT_EST | |
422 |
CPUID_EXT_TM2 | CPUID_EXT_CX16 | CPUID_EXT_XTPR | CPUID_EXT_PDCM, |
423 |
.ext2_features = CPUID_EXT2_LM | CPUID_EXT2_SYSCALL | CPUID_EXT2_NX, |
424 |
.ext3_features = CPUID_EXT3_LAHF_LM, |
425 |
.xlevel = 0x80000008,
|
426 |
.model_id = "Intel(R) Core(TM)2 Duo CPU T7700 @ 2.40GHz",
|
427 |
}, |
428 |
{ |
429 |
.name = "kvm64",
|
430 |
.level = 5,
|
431 |
.vendor1 = CPUID_VENDOR_INTEL_1, |
432 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
433 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
434 |
.family = 15,
|
435 |
.model = 6,
|
436 |
.stepping = 1,
|
437 |
/* Missing: CPUID_VME, CPUID_HT */
|
438 |
.features = PPRO_FEATURES | |
439 |
CPUID_MTRR | CPUID_CLFLUSH | CPUID_MCA | |
440 |
CPUID_PSE36, |
441 |
/* Missing: CPUID_EXT_POPCNT, CPUID_EXT_MONITOR */
|
442 |
.ext_features = CPUID_EXT_SSE3 | CPUID_EXT_CX16, |
443 |
/* Missing: CPUID_EXT2_PDPE1GB, CPUID_EXT2_RDTSCP */
|
444 |
.ext2_features = (PPRO_FEATURES & CPUID_EXT2_AMD_ALIASES) | |
445 |
CPUID_EXT2_LM | CPUID_EXT2_SYSCALL | CPUID_EXT2_NX, |
446 |
/* Missing: CPUID_EXT3_LAHF_LM, CPUID_EXT3_CMP_LEG, CPUID_EXT3_EXTAPIC,
|
447 |
CPUID_EXT3_CR8LEG, CPUID_EXT3_ABM, CPUID_EXT3_SSE4A,
|
448 |
CPUID_EXT3_MISALIGNSSE, CPUID_EXT3_3DNOWPREFETCH,
|
449 |
CPUID_EXT3_OSVW, CPUID_EXT3_IBS, CPUID_EXT3_SVM */
|
450 |
.ext3_features = 0,
|
451 |
.xlevel = 0x80000008,
|
452 |
.model_id = "Common KVM processor"
|
453 |
}, |
454 |
{ |
455 |
.name = "qemu32",
|
456 |
.level = 4,
|
457 |
.vendor1 = CPUID_VENDOR_INTEL_1, |
458 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
459 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
460 |
.family = 6,
|
461 |
.model = 3,
|
462 |
.stepping = 3,
|
463 |
.features = PPRO_FEATURES, |
464 |
.ext_features = CPUID_EXT_SSE3 | CPUID_EXT_POPCNT, |
465 |
.xlevel = 0x80000004,
|
466 |
}, |
467 |
{ |
468 |
.name = "kvm32",
|
469 |
.level = 5,
|
470 |
.vendor1 = CPUID_VENDOR_INTEL_1, |
471 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
472 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
473 |
.family = 15,
|
474 |
.model = 6,
|
475 |
.stepping = 1,
|
476 |
.features = PPRO_FEATURES | |
477 |
CPUID_MTRR | CPUID_CLFLUSH | CPUID_MCA | CPUID_PSE36, |
478 |
.ext_features = CPUID_EXT_SSE3, |
479 |
.ext2_features = PPRO_FEATURES & CPUID_EXT2_AMD_ALIASES, |
480 |
.ext3_features = 0,
|
481 |
.xlevel = 0x80000008,
|
482 |
.model_id = "Common 32-bit KVM processor"
|
483 |
}, |
484 |
{ |
485 |
.name = "coreduo",
|
486 |
.level = 10,
|
487 |
.vendor1 = CPUID_VENDOR_INTEL_1, |
488 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
489 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
490 |
.family = 6,
|
491 |
.model = 14,
|
492 |
.stepping = 8,
|
493 |
.features = PPRO_FEATURES | CPUID_VME | |
494 |
CPUID_MTRR | CPUID_CLFLUSH | CPUID_MCA | CPUID_DTS | CPUID_ACPI | |
495 |
CPUID_SS | CPUID_HT | CPUID_TM | CPUID_PBE, |
496 |
.ext_features = CPUID_EXT_SSE3 | CPUID_EXT_MONITOR | CPUID_EXT_VMX | |
497 |
CPUID_EXT_EST | CPUID_EXT_TM2 | CPUID_EXT_XTPR | CPUID_EXT_PDCM, |
498 |
.ext2_features = CPUID_EXT2_NX, |
499 |
.xlevel = 0x80000008,
|
500 |
.model_id = "Genuine Intel(R) CPU T2600 @ 2.16GHz",
|
501 |
}, |
502 |
{ |
503 |
.name = "486",
|
504 |
.level = 1,
|
505 |
.vendor1 = CPUID_VENDOR_INTEL_1, |
506 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
507 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
508 |
.family = 4,
|
509 |
.model = 0,
|
510 |
.stepping = 0,
|
511 |
.features = I486_FEATURES, |
512 |
.xlevel = 0,
|
513 |
}, |
514 |
{ |
515 |
.name = "pentium",
|
516 |
.level = 1,
|
517 |
.vendor1 = CPUID_VENDOR_INTEL_1, |
518 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
519 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
520 |
.family = 5,
|
521 |
.model = 4,
|
522 |
.stepping = 3,
|
523 |
.features = PENTIUM_FEATURES, |
524 |
.xlevel = 0,
|
525 |
}, |
526 |
{ |
527 |
.name = "pentium2",
|
528 |
.level = 2,
|
529 |
.vendor1 = CPUID_VENDOR_INTEL_1, |
530 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
531 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
532 |
.family = 6,
|
533 |
.model = 5,
|
534 |
.stepping = 2,
|
535 |
.features = PENTIUM2_FEATURES, |
536 |
.xlevel = 0,
|
537 |
}, |
538 |
{ |
539 |
.name = "pentium3",
|
540 |
.level = 2,
|
541 |
.vendor1 = CPUID_VENDOR_INTEL_1, |
542 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
543 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
544 |
.family = 6,
|
545 |
.model = 7,
|
546 |
.stepping = 3,
|
547 |
.features = PENTIUM3_FEATURES, |
548 |
.xlevel = 0,
|
549 |
}, |
550 |
{ |
551 |
.name = "athlon",
|
552 |
.level = 2,
|
553 |
.vendor1 = CPUID_VENDOR_AMD_1, |
554 |
.vendor2 = CPUID_VENDOR_AMD_2, |
555 |
.vendor3 = CPUID_VENDOR_AMD_3, |
556 |
.family = 6,
|
557 |
.model = 2,
|
558 |
.stepping = 3,
|
559 |
.features = PPRO_FEATURES | CPUID_PSE36 | CPUID_VME | CPUID_MTRR | |
560 |
CPUID_MCA, |
561 |
.ext2_features = (PPRO_FEATURES & CPUID_EXT2_AMD_ALIASES) | |
562 |
CPUID_EXT2_MMXEXT | CPUID_EXT2_3DNOW | CPUID_EXT2_3DNOWEXT, |
563 |
.xlevel = 0x80000008,
|
564 |
}, |
565 |
{ |
566 |
.name = "n270",
|
567 |
/* original is on level 10 */
|
568 |
.level = 5,
|
569 |
.vendor1 = CPUID_VENDOR_INTEL_1, |
570 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
571 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
572 |
.family = 6,
|
573 |
.model = 28,
|
574 |
.stepping = 2,
|
575 |
.features = PPRO_FEATURES | |
576 |
CPUID_MTRR | CPUID_CLFLUSH | CPUID_MCA | CPUID_VME | CPUID_DTS | |
577 |
CPUID_ACPI | CPUID_SS | CPUID_HT | CPUID_TM | CPUID_PBE, |
578 |
/* Some CPUs got no CPUID_SEP */
|
579 |
.ext_features = CPUID_EXT_SSE3 | CPUID_EXT_MONITOR | CPUID_EXT_SSSE3 | |
580 |
CPUID_EXT_DSCPL | CPUID_EXT_EST | CPUID_EXT_TM2 | CPUID_EXT_XTPR, |
581 |
.ext2_features = (PPRO_FEATURES & CPUID_EXT2_AMD_ALIASES) | |
582 |
CPUID_EXT2_NX, |
583 |
.ext3_features = CPUID_EXT3_LAHF_LM, |
584 |
.xlevel = 0x8000000A,
|
585 |
.model_id = "Intel(R) Atom(TM) CPU N270 @ 1.60GHz",
|
586 |
}, |
587 |
{ |
588 |
.name = "Conroe",
|
589 |
.level = 2,
|
590 |
.vendor1 = CPUID_VENDOR_INTEL_1, |
591 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
592 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
593 |
.family = 6,
|
594 |
.model = 2,
|
595 |
.stepping = 3,
|
596 |
.features = CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX | |
597 |
CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA | |
598 |
CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 | |
599 |
CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE | |
600 |
CPUID_DE | CPUID_FP87, |
601 |
.ext_features = CPUID_EXT_SSSE3 | CPUID_EXT_SSE3, |
602 |
.ext2_features = CPUID_EXT2_LM | CPUID_EXT2_NX | CPUID_EXT2_SYSCALL, |
603 |
.ext3_features = CPUID_EXT3_LAHF_LM, |
604 |
.xlevel = 0x8000000A,
|
605 |
.model_id = "Intel Celeron_4x0 (Conroe/Merom Class Core 2)",
|
606 |
}, |
607 |
{ |
608 |
.name = "Penryn",
|
609 |
.level = 2,
|
610 |
.vendor1 = CPUID_VENDOR_INTEL_1, |
611 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
612 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
613 |
.family = 6,
|
614 |
.model = 2,
|
615 |
.stepping = 3,
|
616 |
.features = CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX | |
617 |
CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA | |
618 |
CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 | |
619 |
CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE | |
620 |
CPUID_DE | CPUID_FP87, |
621 |
.ext_features = CPUID_EXT_SSE41 | CPUID_EXT_CX16 | CPUID_EXT_SSSE3 | |
622 |
CPUID_EXT_SSE3, |
623 |
.ext2_features = CPUID_EXT2_LM | CPUID_EXT2_NX | CPUID_EXT2_SYSCALL, |
624 |
.ext3_features = CPUID_EXT3_LAHF_LM, |
625 |
.xlevel = 0x8000000A,
|
626 |
.model_id = "Intel Core 2 Duo P9xxx (Penryn Class Core 2)",
|
627 |
}, |
628 |
{ |
629 |
.name = "Nehalem",
|
630 |
.level = 2,
|
631 |
.vendor1 = CPUID_VENDOR_INTEL_1, |
632 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
633 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
634 |
.family = 6,
|
635 |
.model = 2,
|
636 |
.stepping = 3,
|
637 |
.features = CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX | |
638 |
CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA | |
639 |
CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 | |
640 |
CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE | |
641 |
CPUID_DE | CPUID_FP87, |
642 |
.ext_features = CPUID_EXT_POPCNT | CPUID_EXT_SSE42 | CPUID_EXT_SSE41 | |
643 |
CPUID_EXT_CX16 | CPUID_EXT_SSSE3 | CPUID_EXT_SSE3, |
644 |
.ext2_features = CPUID_EXT2_LM | CPUID_EXT2_SYSCALL | CPUID_EXT2_NX, |
645 |
.ext3_features = CPUID_EXT3_LAHF_LM, |
646 |
.xlevel = 0x8000000A,
|
647 |
.model_id = "Intel Core i7 9xx (Nehalem Class Core i7)",
|
648 |
}, |
649 |
{ |
650 |
.name = "Westmere",
|
651 |
.level = 11,
|
652 |
.vendor1 = CPUID_VENDOR_INTEL_1, |
653 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
654 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
655 |
.family = 6,
|
656 |
.model = 44,
|
657 |
.stepping = 1,
|
658 |
.features = CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX | |
659 |
CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA | |
660 |
CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 | |
661 |
CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE | |
662 |
CPUID_DE | CPUID_FP87, |
663 |
.ext_features = CPUID_EXT_AES | CPUID_EXT_POPCNT | CPUID_EXT_SSE42 | |
664 |
CPUID_EXT_SSE41 | CPUID_EXT_CX16 | CPUID_EXT_SSSE3 | |
665 |
CPUID_EXT_SSE3, |
666 |
.ext2_features = CPUID_EXT2_LM | CPUID_EXT2_SYSCALL | CPUID_EXT2_NX, |
667 |
.ext3_features = CPUID_EXT3_LAHF_LM, |
668 |
.xlevel = 0x8000000A,
|
669 |
.model_id = "Westmere E56xx/L56xx/X56xx (Nehalem-C)",
|
670 |
}, |
671 |
{ |
672 |
.name = "SandyBridge",
|
673 |
.level = 0xd,
|
674 |
.vendor1 = CPUID_VENDOR_INTEL_1, |
675 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
676 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
677 |
.family = 6,
|
678 |
.model = 42,
|
679 |
.stepping = 1,
|
680 |
.features = CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX | |
681 |
CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA | |
682 |
CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 | |
683 |
CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE | |
684 |
CPUID_DE | CPUID_FP87, |
685 |
.ext_features = CPUID_EXT_AVX | CPUID_EXT_XSAVE | CPUID_EXT_AES | |
686 |
CPUID_EXT_TSC_DEADLINE_TIMER | CPUID_EXT_POPCNT | |
687 |
CPUID_EXT_X2APIC | CPUID_EXT_SSE42 | CPUID_EXT_SSE41 | |
688 |
CPUID_EXT_CX16 | CPUID_EXT_SSSE3 | CPUID_EXT_PCLMULQDQ | |
689 |
CPUID_EXT_SSE3, |
690 |
.ext2_features = CPUID_EXT2_LM | CPUID_EXT2_RDTSCP | CPUID_EXT2_NX | |
691 |
CPUID_EXT2_SYSCALL, |
692 |
.ext3_features = CPUID_EXT3_LAHF_LM, |
693 |
.xlevel = 0x8000000A,
|
694 |
.model_id = "Intel Xeon E312xx (Sandy Bridge)",
|
695 |
}, |
696 |
{ |
697 |
.name = "Haswell",
|
698 |
.level = 0xd,
|
699 |
.vendor1 = CPUID_VENDOR_INTEL_1, |
700 |
.vendor2 = CPUID_VENDOR_INTEL_2, |
701 |
.vendor3 = CPUID_VENDOR_INTEL_3, |
702 |
.family = 6,
|
703 |
.model = 60,
|
704 |
.stepping = 1,
|
705 |
.features = CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX | |
706 |
CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA | |
707 |
CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 | |
708 |
CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE | |
709 |
CPUID_DE | CPUID_FP87, |
710 |
.ext_features = CPUID_EXT_AVX | CPUID_EXT_XSAVE | CPUID_EXT_AES | |
711 |
CPUID_EXT_POPCNT | CPUID_EXT_X2APIC | CPUID_EXT_SSE42 | |
712 |
CPUID_EXT_SSE41 | CPUID_EXT_CX16 | CPUID_EXT_SSSE3 | |
713 |
CPUID_EXT_PCLMULQDQ | CPUID_EXT_SSE3 | |
714 |
CPUID_EXT_TSC_DEADLINE_TIMER | CPUID_EXT_FMA | CPUID_EXT_MOVBE | |
715 |
CPUID_EXT_PCID, |
716 |
.ext2_features = CPUID_EXT2_LM | CPUID_EXT2_RDTSCP | CPUID_EXT2_NX | |
717 |
CPUID_EXT2_SYSCALL, |
718 |
.ext3_features = CPUID_EXT3_LAHF_LM, |
719 |
.cpuid_7_0_ebx_features = CPUID_7_0_EBX_FSGSBASE | CPUID_7_0_EBX_BMI1 | |
720 |
CPUID_7_0_EBX_HLE | CPUID_7_0_EBX_AVX2 | CPUID_7_0_EBX_SMEP | |
721 |
CPUID_7_0_EBX_BMI2 | CPUID_7_0_EBX_ERMS | CPUID_7_0_EBX_INVPCID | |
722 |
CPUID_7_0_EBX_RTM, |
723 |
.xlevel = 0x8000000A,
|
724 |
.model_id = "Intel Core Processor (Haswell)",
|
725 |
}, |
726 |
{ |
727 |
.name = "Opteron_G1",
|
728 |
.level = 5,
|
729 |
.vendor1 = CPUID_VENDOR_AMD_1, |
730 |
.vendor2 = CPUID_VENDOR_AMD_2, |
731 |
.vendor3 = CPUID_VENDOR_AMD_3, |
732 |
.family = 15,
|
733 |
.model = 6,
|
734 |
.stepping = 1,
|
735 |
.features = CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX | |
736 |
CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA | |
737 |
CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 | |
738 |
CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE | |
739 |
CPUID_DE | CPUID_FP87, |
740 |
.ext_features = CPUID_EXT_SSE3, |
741 |
.ext2_features = CPUID_EXT2_LM | CPUID_EXT2_FXSR | CPUID_EXT2_MMX | |
742 |
CPUID_EXT2_NX | CPUID_EXT2_PSE36 | CPUID_EXT2_PAT | |
743 |
CPUID_EXT2_CMOV | CPUID_EXT2_MCA | CPUID_EXT2_PGE | |
744 |
CPUID_EXT2_MTRR | CPUID_EXT2_SYSCALL | CPUID_EXT2_APIC | |
745 |
CPUID_EXT2_CX8 | CPUID_EXT2_MCE | CPUID_EXT2_PAE | CPUID_EXT2_MSR | |
746 |
CPUID_EXT2_TSC | CPUID_EXT2_PSE | CPUID_EXT2_DE | CPUID_EXT2_FPU, |
747 |
.xlevel = 0x80000008,
|
748 |
.model_id = "AMD Opteron 240 (Gen 1 Class Opteron)",
|
749 |
}, |
750 |
{ |
751 |
.name = "Opteron_G2",
|
752 |
.level = 5,
|
753 |
.vendor1 = CPUID_VENDOR_AMD_1, |
754 |
.vendor2 = CPUID_VENDOR_AMD_2, |
755 |
.vendor3 = CPUID_VENDOR_AMD_3, |
756 |
.family = 15,
|
757 |
.model = 6,
|
758 |
.stepping = 1,
|
759 |
.features = CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX | |
760 |
CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA | |
761 |
CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 | |
762 |
CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE | |
763 |
CPUID_DE | CPUID_FP87, |
764 |
.ext_features = CPUID_EXT_CX16 | CPUID_EXT_SSE3, |
765 |
.ext2_features = CPUID_EXT2_LM | CPUID_EXT2_RDTSCP | CPUID_EXT2_FXSR | |
766 |
CPUID_EXT2_MMX | CPUID_EXT2_NX | CPUID_EXT2_PSE36 | |
767 |
CPUID_EXT2_PAT | CPUID_EXT2_CMOV | CPUID_EXT2_MCA | |
768 |
CPUID_EXT2_PGE | CPUID_EXT2_MTRR | CPUID_EXT2_SYSCALL | |
769 |
CPUID_EXT2_APIC | CPUID_EXT2_CX8 | CPUID_EXT2_MCE | |
770 |
CPUID_EXT2_PAE | CPUID_EXT2_MSR | CPUID_EXT2_TSC | CPUID_EXT2_PSE | |
771 |
CPUID_EXT2_DE | CPUID_EXT2_FPU, |
772 |
.ext3_features = CPUID_EXT3_SVM | CPUID_EXT3_LAHF_LM, |
773 |
.xlevel = 0x80000008,
|
774 |
.model_id = "AMD Opteron 22xx (Gen 2 Class Opteron)",
|
775 |
}, |
776 |
{ |
777 |
.name = "Opteron_G3",
|
778 |
.level = 5,
|
779 |
.vendor1 = CPUID_VENDOR_AMD_1, |
780 |
.vendor2 = CPUID_VENDOR_AMD_2, |
781 |
.vendor3 = CPUID_VENDOR_AMD_3, |
782 |
.family = 15,
|
783 |
.model = 6,
|
784 |
.stepping = 1,
|
785 |
.features = CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX | |
786 |
CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA | |
787 |
CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 | |
788 |
CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE | |
789 |
CPUID_DE | CPUID_FP87, |
790 |
.ext_features = CPUID_EXT_POPCNT | CPUID_EXT_CX16 | CPUID_EXT_MONITOR | |
791 |
CPUID_EXT_SSE3, |
792 |
.ext2_features = CPUID_EXT2_LM | CPUID_EXT2_RDTSCP | CPUID_EXT2_FXSR | |
793 |
CPUID_EXT2_MMX | CPUID_EXT2_NX | CPUID_EXT2_PSE36 | |
794 |
CPUID_EXT2_PAT | CPUID_EXT2_CMOV | CPUID_EXT2_MCA | |
795 |
CPUID_EXT2_PGE | CPUID_EXT2_MTRR | CPUID_EXT2_SYSCALL | |
796 |
CPUID_EXT2_APIC | CPUID_EXT2_CX8 | CPUID_EXT2_MCE | |
797 |
CPUID_EXT2_PAE | CPUID_EXT2_MSR | CPUID_EXT2_TSC | CPUID_EXT2_PSE | |
798 |
CPUID_EXT2_DE | CPUID_EXT2_FPU, |
799 |
.ext3_features = CPUID_EXT3_MISALIGNSSE | CPUID_EXT3_SSE4A | |
800 |
CPUID_EXT3_ABM | CPUID_EXT3_SVM | CPUID_EXT3_LAHF_LM, |
801 |
.xlevel = 0x80000008,
|
802 |
.model_id = "AMD Opteron 23xx (Gen 3 Class Opteron)",
|
803 |
}, |
804 |
{ |
805 |
.name = "Opteron_G4",
|
806 |
.level = 0xd,
|
807 |
.vendor1 = CPUID_VENDOR_AMD_1, |
808 |
.vendor2 = CPUID_VENDOR_AMD_2, |
809 |
.vendor3 = CPUID_VENDOR_AMD_3, |
810 |
.family = 21,
|
811 |
.model = 1,
|
812 |
.stepping = 2,
|
813 |
.features = CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX | |
814 |
CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA | |
815 |
CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 | |
816 |
CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE | |
817 |
CPUID_DE | CPUID_FP87, |
818 |
.ext_features = CPUID_EXT_AVX | CPUID_EXT_XSAVE | CPUID_EXT_AES | |
819 |
CPUID_EXT_POPCNT | CPUID_EXT_SSE42 | CPUID_EXT_SSE41 | |
820 |
CPUID_EXT_CX16 | CPUID_EXT_SSSE3 | CPUID_EXT_PCLMULQDQ | |
821 |
CPUID_EXT_SSE3, |
822 |
.ext2_features = CPUID_EXT2_LM | CPUID_EXT2_RDTSCP | |
823 |
CPUID_EXT2_PDPE1GB | CPUID_EXT2_FXSR | CPUID_EXT2_MMX | |
824 |
CPUID_EXT2_NX | CPUID_EXT2_PSE36 | CPUID_EXT2_PAT | |
825 |
CPUID_EXT2_CMOV | CPUID_EXT2_MCA | CPUID_EXT2_PGE | |
826 |
CPUID_EXT2_MTRR | CPUID_EXT2_SYSCALL | CPUID_EXT2_APIC | |
827 |
CPUID_EXT2_CX8 | CPUID_EXT2_MCE | CPUID_EXT2_PAE | CPUID_EXT2_MSR | |
828 |
CPUID_EXT2_TSC | CPUID_EXT2_PSE | CPUID_EXT2_DE | CPUID_EXT2_FPU, |
829 |
.ext3_features = CPUID_EXT3_FMA4 | CPUID_EXT3_XOP | |
830 |
CPUID_EXT3_3DNOWPREFETCH | CPUID_EXT3_MISALIGNSSE | |
831 |
CPUID_EXT3_SSE4A | CPUID_EXT3_ABM | CPUID_EXT3_SVM | |
832 |
CPUID_EXT3_LAHF_LM, |
833 |
.xlevel = 0x8000001A,
|
834 |
.model_id = "AMD Opteron 62xx class CPU",
|
835 |
}, |
836 |
{ |
837 |
.name = "Opteron_G5",
|
838 |
.level = 0xd,
|
839 |
.vendor1 = CPUID_VENDOR_AMD_1, |
840 |
.vendor2 = CPUID_VENDOR_AMD_2, |
841 |
.vendor3 = CPUID_VENDOR_AMD_3, |
842 |
.family = 21,
|
843 |
.model = 2,
|
844 |
.stepping = 0,
|
845 |
.features = CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX | |
846 |
CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA | |
847 |
CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 | |
848 |
CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE | |
849 |
CPUID_DE | CPUID_FP87, |
850 |
.ext_features = CPUID_EXT_F16C | CPUID_EXT_AVX | CPUID_EXT_XSAVE | |
851 |
CPUID_EXT_AES | CPUID_EXT_POPCNT | CPUID_EXT_SSE42 | |
852 |
CPUID_EXT_SSE41 | CPUID_EXT_CX16 | CPUID_EXT_FMA | |
853 |
CPUID_EXT_SSSE3 | CPUID_EXT_PCLMULQDQ | CPUID_EXT_SSE3, |
854 |
.ext2_features = CPUID_EXT2_LM | CPUID_EXT2_RDTSCP | |
855 |
CPUID_EXT2_PDPE1GB | CPUID_EXT2_FXSR | CPUID_EXT2_MMX | |
856 |
CPUID_EXT2_NX | CPUID_EXT2_PSE36 | CPUID_EXT2_PAT | |
857 |
CPUID_EXT2_CMOV | CPUID_EXT2_MCA | CPUID_EXT2_PGE | |
858 |
CPUID_EXT2_MTRR | CPUID_EXT2_SYSCALL | CPUID_EXT2_APIC | |
859 |
CPUID_EXT2_CX8 | CPUID_EXT2_MCE | CPUID_EXT2_PAE | CPUID_EXT2_MSR | |
860 |
CPUID_EXT2_TSC | CPUID_EXT2_PSE | CPUID_EXT2_DE | CPUID_EXT2_FPU, |
861 |
.ext3_features = CPUID_EXT3_TBM | CPUID_EXT3_FMA4 | CPUID_EXT3_XOP | |
862 |
CPUID_EXT3_3DNOWPREFETCH | CPUID_EXT3_MISALIGNSSE | |
863 |
CPUID_EXT3_SSE4A | CPUID_EXT3_ABM | CPUID_EXT3_SVM | |
864 |
CPUID_EXT3_LAHF_LM, |
865 |
.xlevel = 0x8000001A,
|
866 |
.model_id = "AMD Opteron 63xx class CPU",
|
867 |
}, |
868 |
}; |
869 |
|
870 |
#ifdef CONFIG_KVM
|
871 |
static int cpu_x86_fill_model_id(char *str) |
872 |
{ |
873 |
uint32_t eax = 0, ebx = 0, ecx = 0, edx = 0; |
874 |
int i;
|
875 |
|
876 |
for (i = 0; i < 3; i++) { |
877 |
host_cpuid(0x80000002 + i, 0, &eax, &ebx, &ecx, &edx); |
878 |
memcpy(str + i * 16 + 0, &eax, 4); |
879 |
memcpy(str + i * 16 + 4, &ebx, 4); |
880 |
memcpy(str + i * 16 + 8, &ecx, 4); |
881 |
memcpy(str + i * 16 + 12, &edx, 4); |
882 |
} |
883 |
return 0; |
884 |
} |
885 |
#endif
|
886 |
|
887 |
/* Fill a x86_def_t struct with information about the host CPU, and
|
888 |
* the CPU features supported by the host hardware + host kernel
|
889 |
*
|
890 |
* This function may be called only if KVM is enabled.
|
891 |
*/
|
892 |
static void kvm_cpu_fill_host(x86_def_t *x86_cpu_def) |
893 |
{ |
894 |
#ifdef CONFIG_KVM
|
895 |
KVMState *s = kvm_state; |
896 |
uint32_t eax = 0, ebx = 0, ecx = 0, edx = 0; |
897 |
|
898 |
assert(kvm_enabled()); |
899 |
|
900 |
x86_cpu_def->name = "host";
|
901 |
host_cpuid(0x0, 0, &eax, &ebx, &ecx, &edx); |
902 |
x86_cpu_def->vendor1 = ebx; |
903 |
x86_cpu_def->vendor2 = edx; |
904 |
x86_cpu_def->vendor3 = ecx; |
905 |
|
906 |
host_cpuid(0x1, 0, &eax, &ebx, &ecx, &edx); |
907 |
x86_cpu_def->family = ((eax >> 8) & 0x0F) + ((eax >> 20) & 0xFF); |
908 |
x86_cpu_def->model = ((eax >> 4) & 0x0F) | ((eax & 0xF0000) >> 12); |
909 |
x86_cpu_def->stepping = eax & 0x0F;
|
910 |
|
911 |
x86_cpu_def->level = kvm_arch_get_supported_cpuid(s, 0x0, 0, R_EAX); |
912 |
x86_cpu_def->features = kvm_arch_get_supported_cpuid(s, 0x1, 0, R_EDX); |
913 |
x86_cpu_def->ext_features = kvm_arch_get_supported_cpuid(s, 0x1, 0, R_ECX); |
914 |
|
915 |
if (x86_cpu_def->level >= 7) { |
916 |
x86_cpu_def->cpuid_7_0_ebx_features = |
917 |
kvm_arch_get_supported_cpuid(s, 0x7, 0, R_EBX); |
918 |
} else {
|
919 |
x86_cpu_def->cpuid_7_0_ebx_features = 0;
|
920 |
} |
921 |
|
922 |
x86_cpu_def->xlevel = kvm_arch_get_supported_cpuid(s, 0x80000000, 0, R_EAX); |
923 |
x86_cpu_def->ext2_features = |
924 |
kvm_arch_get_supported_cpuid(s, 0x80000001, 0, R_EDX); |
925 |
x86_cpu_def->ext3_features = |
926 |
kvm_arch_get_supported_cpuid(s, 0x80000001, 0, R_ECX); |
927 |
|
928 |
cpu_x86_fill_model_id(x86_cpu_def->model_id); |
929 |
x86_cpu_def->vendor_override = 0;
|
930 |
|
931 |
/* Call Centaur's CPUID instruction. */
|
932 |
if (x86_cpu_def->vendor1 == CPUID_VENDOR_VIA_1 &&
|
933 |
x86_cpu_def->vendor2 == CPUID_VENDOR_VIA_2 && |
934 |
x86_cpu_def->vendor3 == CPUID_VENDOR_VIA_3) { |
935 |
host_cpuid(0xC0000000, 0, &eax, &ebx, &ecx, &edx); |
936 |
eax = kvm_arch_get_supported_cpuid(s, 0xC0000000, 0, R_EAX); |
937 |
if (eax >= 0xC0000001) { |
938 |
/* Support VIA max extended level */
|
939 |
x86_cpu_def->xlevel2 = eax; |
940 |
host_cpuid(0xC0000001, 0, &eax, &ebx, &ecx, &edx); |
941 |
x86_cpu_def->ext4_features = |
942 |
kvm_arch_get_supported_cpuid(s, 0xC0000001, 0, R_EDX); |
943 |
} |
944 |
} |
945 |
|
946 |
/* Other KVM-specific feature fields: */
|
947 |
x86_cpu_def->svm_features = |
948 |
kvm_arch_get_supported_cpuid(s, 0x8000000A, 0, R_EDX); |
949 |
x86_cpu_def->kvm_features = |
950 |
kvm_arch_get_supported_cpuid(s, KVM_CPUID_FEATURES, 0, R_EAX);
|
951 |
|
952 |
#endif /* CONFIG_KVM */ |
953 |
} |
954 |
|
955 |
static int unavailable_host_feature(struct model_features_t *f, uint32_t mask) |
956 |
{ |
957 |
int i;
|
958 |
|
959 |
for (i = 0; i < 32; ++i) |
960 |
if (1 << i & mask) { |
961 |
const char *reg = get_register_name_32(f->reg); |
962 |
assert(reg); |
963 |
fprintf(stderr, "warning: host doesn't support requested feature: "
|
964 |
"CPUID.%02XH:%s%s%s [bit %d]\n",
|
965 |
f->cpuid, reg, |
966 |
f->flag_names[i] ? "." : "", |
967 |
f->flag_names[i] ? f->flag_names[i] : "", i);
|
968 |
break;
|
969 |
} |
970 |
return 0; |
971 |
} |
972 |
|
973 |
/* best effort attempt to inform user requested cpu flags aren't making
|
974 |
* their way to the guest.
|
975 |
*
|
976 |
* This function may be called only if KVM is enabled.
|
977 |
*/
|
978 |
static int kvm_check_features_against_host(x86_def_t *guest_def) |
979 |
{ |
980 |
x86_def_t host_def; |
981 |
uint32_t mask; |
982 |
int rv, i;
|
983 |
struct model_features_t ft[] = {
|
984 |
{&guest_def->features, &host_def.features, |
985 |
feature_name, 0x00000001, R_EDX},
|
986 |
{&guest_def->ext_features, &host_def.ext_features, |
987 |
ext_feature_name, 0x00000001, R_ECX},
|
988 |
{&guest_def->ext2_features, &host_def.ext2_features, |
989 |
ext2_feature_name, 0x80000001, R_EDX},
|
990 |
{&guest_def->ext3_features, &host_def.ext3_features, |
991 |
ext3_feature_name, 0x80000001, R_ECX}
|
992 |
}; |
993 |
|
994 |
assert(kvm_enabled()); |
995 |
|
996 |
kvm_cpu_fill_host(&host_def); |
997 |
for (rv = 0, i = 0; i < ARRAY_SIZE(ft); ++i) |
998 |
for (mask = 1; mask; mask <<= 1) |
999 |
if (*ft[i].guest_feat & mask &&
|
1000 |
!(*ft[i].host_feat & mask)) { |
1001 |
unavailable_host_feature(&ft[i], mask); |
1002 |
rv = 1;
|
1003 |
} |
1004 |
return rv;
|
1005 |
} |
1006 |
|
1007 |
static void x86_cpuid_version_get_family(Object *obj, Visitor *v, void *opaque, |
1008 |
const char *name, Error **errp) |
1009 |
{ |
1010 |
X86CPU *cpu = X86_CPU(obj); |
1011 |
CPUX86State *env = &cpu->env; |
1012 |
int64_t value; |
1013 |
|
1014 |
value = (env->cpuid_version >> 8) & 0xf; |
1015 |
if (value == 0xf) { |
1016 |
value += (env->cpuid_version >> 20) & 0xff; |
1017 |
} |
1018 |
visit_type_int(v, &value, name, errp); |
1019 |
} |
1020 |
|
1021 |
static void x86_cpuid_version_set_family(Object *obj, Visitor *v, void *opaque, |
1022 |
const char *name, Error **errp) |
1023 |
{ |
1024 |
X86CPU *cpu = X86_CPU(obj); |
1025 |
CPUX86State *env = &cpu->env; |
1026 |
const int64_t min = 0; |
1027 |
const int64_t max = 0xff + 0xf; |
1028 |
int64_t value; |
1029 |
|
1030 |
visit_type_int(v, &value, name, errp); |
1031 |
if (error_is_set(errp)) {
|
1032 |
return;
|
1033 |
} |
1034 |
if (value < min || value > max) {
|
1035 |
error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE, "",
|
1036 |
name ? name : "null", value, min, max);
|
1037 |
return;
|
1038 |
} |
1039 |
|
1040 |
env->cpuid_version &= ~0xff00f00;
|
1041 |
if (value > 0x0f) { |
1042 |
env->cpuid_version |= 0xf00 | ((value - 0x0f) << 20); |
1043 |
} else {
|
1044 |
env->cpuid_version |= value << 8;
|
1045 |
} |
1046 |
} |
1047 |
|
1048 |
static void x86_cpuid_version_get_model(Object *obj, Visitor *v, void *opaque, |
1049 |
const char *name, Error **errp) |
1050 |
{ |
1051 |
X86CPU *cpu = X86_CPU(obj); |
1052 |
CPUX86State *env = &cpu->env; |
1053 |
int64_t value; |
1054 |
|
1055 |
value = (env->cpuid_version >> 4) & 0xf; |
1056 |
value |= ((env->cpuid_version >> 16) & 0xf) << 4; |
1057 |
visit_type_int(v, &value, name, errp); |
1058 |
} |
1059 |
|
1060 |
static void x86_cpuid_version_set_model(Object *obj, Visitor *v, void *opaque, |
1061 |
const char *name, Error **errp) |
1062 |
{ |
1063 |
X86CPU *cpu = X86_CPU(obj); |
1064 |
CPUX86State *env = &cpu->env; |
1065 |
const int64_t min = 0; |
1066 |
const int64_t max = 0xff; |
1067 |
int64_t value; |
1068 |
|
1069 |
visit_type_int(v, &value, name, errp); |
1070 |
if (error_is_set(errp)) {
|
1071 |
return;
|
1072 |
} |
1073 |
if (value < min || value > max) {
|
1074 |
error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE, "",
|
1075 |
name ? name : "null", value, min, max);
|
1076 |
return;
|
1077 |
} |
1078 |
|
1079 |
env->cpuid_version &= ~0xf00f0;
|
1080 |
env->cpuid_version |= ((value & 0xf) << 4) | ((value >> 4) << 16); |
1081 |
} |
1082 |
|
1083 |
static void x86_cpuid_version_get_stepping(Object *obj, Visitor *v, |
1084 |
void *opaque, const char *name, |
1085 |
Error **errp) |
1086 |
{ |
1087 |
X86CPU *cpu = X86_CPU(obj); |
1088 |
CPUX86State *env = &cpu->env; |
1089 |
int64_t value; |
1090 |
|
1091 |
value = env->cpuid_version & 0xf;
|
1092 |
visit_type_int(v, &value, name, errp); |
1093 |
} |
1094 |
|
1095 |
static void x86_cpuid_version_set_stepping(Object *obj, Visitor *v, |
1096 |
void *opaque, const char *name, |
1097 |
Error **errp) |
1098 |
{ |
1099 |
X86CPU *cpu = X86_CPU(obj); |
1100 |
CPUX86State *env = &cpu->env; |
1101 |
const int64_t min = 0; |
1102 |
const int64_t max = 0xf; |
1103 |
int64_t value; |
1104 |
|
1105 |
visit_type_int(v, &value, name, errp); |
1106 |
if (error_is_set(errp)) {
|
1107 |
return;
|
1108 |
} |
1109 |
if (value < min || value > max) {
|
1110 |
error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE, "",
|
1111 |
name ? name : "null", value, min, max);
|
1112 |
return;
|
1113 |
} |
1114 |
|
1115 |
env->cpuid_version &= ~0xf;
|
1116 |
env->cpuid_version |= value & 0xf;
|
1117 |
} |
1118 |
|
1119 |
static void x86_cpuid_get_level(Object *obj, Visitor *v, void *opaque, |
1120 |
const char *name, Error **errp) |
1121 |
{ |
1122 |
X86CPU *cpu = X86_CPU(obj); |
1123 |
|
1124 |
visit_type_uint32(v, &cpu->env.cpuid_level, name, errp); |
1125 |
} |
1126 |
|
1127 |
static void x86_cpuid_set_level(Object *obj, Visitor *v, void *opaque, |
1128 |
const char *name, Error **errp) |
1129 |
{ |
1130 |
X86CPU *cpu = X86_CPU(obj); |
1131 |
|
1132 |
visit_type_uint32(v, &cpu->env.cpuid_level, name, errp); |
1133 |
} |
1134 |
|
1135 |
static void x86_cpuid_get_xlevel(Object *obj, Visitor *v, void *opaque, |
1136 |
const char *name, Error **errp) |
1137 |
{ |
1138 |
X86CPU *cpu = X86_CPU(obj); |
1139 |
|
1140 |
visit_type_uint32(v, &cpu->env.cpuid_xlevel, name, errp); |
1141 |
} |
1142 |
|
1143 |
static void x86_cpuid_set_xlevel(Object *obj, Visitor *v, void *opaque, |
1144 |
const char *name, Error **errp) |
1145 |
{ |
1146 |
X86CPU *cpu = X86_CPU(obj); |
1147 |
|
1148 |
visit_type_uint32(v, &cpu->env.cpuid_xlevel, name, errp); |
1149 |
} |
1150 |
|
1151 |
static char *x86_cpuid_get_vendor(Object *obj, Error **errp) |
1152 |
{ |
1153 |
X86CPU *cpu = X86_CPU(obj); |
1154 |
CPUX86State *env = &cpu->env; |
1155 |
char *value;
|
1156 |
int i;
|
1157 |
|
1158 |
value = (char *)g_malloc(CPUID_VENDOR_SZ + 1); |
1159 |
for (i = 0; i < 4; i++) { |
1160 |
value[i ] = env->cpuid_vendor1 >> (8 * i);
|
1161 |
value[i + 4] = env->cpuid_vendor2 >> (8 * i); |
1162 |
value[i + 8] = env->cpuid_vendor3 >> (8 * i); |
1163 |
} |
1164 |
value[CPUID_VENDOR_SZ] = '\0';
|
1165 |
return value;
|
1166 |
} |
1167 |
|
1168 |
static void x86_cpuid_set_vendor(Object *obj, const char *value, |
1169 |
Error **errp) |
1170 |
{ |
1171 |
X86CPU *cpu = X86_CPU(obj); |
1172 |
CPUX86State *env = &cpu->env; |
1173 |
int i;
|
1174 |
|
1175 |
if (strlen(value) != CPUID_VENDOR_SZ) {
|
1176 |
error_set(errp, QERR_PROPERTY_VALUE_BAD, "",
|
1177 |
"vendor", value);
|
1178 |
return;
|
1179 |
} |
1180 |
|
1181 |
env->cpuid_vendor1 = 0;
|
1182 |
env->cpuid_vendor2 = 0;
|
1183 |
env->cpuid_vendor3 = 0;
|
1184 |
for (i = 0; i < 4; i++) { |
1185 |
env->cpuid_vendor1 |= ((uint8_t)value[i ]) << (8 * i);
|
1186 |
env->cpuid_vendor2 |= ((uint8_t)value[i + 4]) << (8 * i); |
1187 |
env->cpuid_vendor3 |= ((uint8_t)value[i + 8]) << (8 * i); |
1188 |
} |
1189 |
env->cpuid_vendor_override = 1;
|
1190 |
} |
1191 |
|
1192 |
static char *x86_cpuid_get_model_id(Object *obj, Error **errp) |
1193 |
{ |
1194 |
X86CPU *cpu = X86_CPU(obj); |
1195 |
CPUX86State *env = &cpu->env; |
1196 |
char *value;
|
1197 |
int i;
|
1198 |
|
1199 |
value = g_malloc(48 + 1); |
1200 |
for (i = 0; i < 48; i++) { |
1201 |
value[i] = env->cpuid_model[i >> 2] >> (8 * (i & 3)); |
1202 |
} |
1203 |
value[48] = '\0'; |
1204 |
return value;
|
1205 |
} |
1206 |
|
1207 |
static void x86_cpuid_set_model_id(Object *obj, const char *model_id, |
1208 |
Error **errp) |
1209 |
{ |
1210 |
X86CPU *cpu = X86_CPU(obj); |
1211 |
CPUX86State *env = &cpu->env; |
1212 |
int c, len, i;
|
1213 |
|
1214 |
if (model_id == NULL) { |
1215 |
model_id = "";
|
1216 |
} |
1217 |
len = strlen(model_id); |
1218 |
memset(env->cpuid_model, 0, 48); |
1219 |
for (i = 0; i < 48; i++) { |
1220 |
if (i >= len) {
|
1221 |
c = '\0';
|
1222 |
} else {
|
1223 |
c = (uint8_t)model_id[i]; |
1224 |
} |
1225 |
env->cpuid_model[i >> 2] |= c << (8 * (i & 3)); |
1226 |
} |
1227 |
} |
1228 |
|
1229 |
static void x86_cpuid_get_tsc_freq(Object *obj, Visitor *v, void *opaque, |
1230 |
const char *name, Error **errp) |
1231 |
{ |
1232 |
X86CPU *cpu = X86_CPU(obj); |
1233 |
int64_t value; |
1234 |
|
1235 |
value = cpu->env.tsc_khz * 1000;
|
1236 |
visit_type_int(v, &value, name, errp); |
1237 |
} |
1238 |
|
1239 |
static void x86_cpuid_set_tsc_freq(Object *obj, Visitor *v, void *opaque, |
1240 |
const char *name, Error **errp) |
1241 |
{ |
1242 |
X86CPU *cpu = X86_CPU(obj); |
1243 |
const int64_t min = 0; |
1244 |
const int64_t max = INT64_MAX;
|
1245 |
int64_t value; |
1246 |
|
1247 |
visit_type_int(v, &value, name, errp); |
1248 |
if (error_is_set(errp)) {
|
1249 |
return;
|
1250 |
} |
1251 |
if (value < min || value > max) {
|
1252 |
error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE, "",
|
1253 |
name ? name : "null", value, min, max);
|
1254 |
return;
|
1255 |
} |
1256 |
|
1257 |
cpu->env.tsc_khz = value / 1000;
|
1258 |
} |
1259 |
|
1260 |
static int cpu_x86_find_by_name(x86_def_t *x86_cpu_def, const char *name) |
1261 |
{ |
1262 |
x86_def_t *def; |
1263 |
|
1264 |
for (def = x86_defs; def; def = def->next) {
|
1265 |
if (name && !strcmp(name, def->name)) {
|
1266 |
break;
|
1267 |
} |
1268 |
} |
1269 |
if (kvm_enabled() && name && strcmp(name, "host") == 0) { |
1270 |
kvm_cpu_fill_host(x86_cpu_def); |
1271 |
} else if (!def) { |
1272 |
return -1; |
1273 |
} else {
|
1274 |
memcpy(x86_cpu_def, def, sizeof(*def));
|
1275 |
} |
1276 |
|
1277 |
return 0; |
1278 |
} |
1279 |
|
1280 |
/* Parse "+feature,-feature,feature=foo" CPU feature string
|
1281 |
*/
|
1282 |
static int cpu_x86_parse_featurestr(x86_def_t *x86_cpu_def, char *features) |
1283 |
{ |
1284 |
unsigned int i; |
1285 |
char *featurestr; /* Single 'key=value" string being parsed */ |
1286 |
/* Features to be added */
|
1287 |
uint32_t plus_features = 0, plus_ext_features = 0; |
1288 |
uint32_t plus_ext2_features = 0, plus_ext3_features = 0; |
1289 |
uint32_t plus_kvm_features = kvm_default_features, plus_svm_features = 0;
|
1290 |
uint32_t plus_7_0_ebx_features = 0;
|
1291 |
/* Features to be removed */
|
1292 |
uint32_t minus_features = 0, minus_ext_features = 0; |
1293 |
uint32_t minus_ext2_features = 0, minus_ext3_features = 0; |
1294 |
uint32_t minus_kvm_features = 0, minus_svm_features = 0; |
1295 |
uint32_t minus_7_0_ebx_features = 0;
|
1296 |
uint32_t numvalue; |
1297 |
|
1298 |
add_flagname_to_bitmaps("hypervisor", &plus_features,
|
1299 |
&plus_ext_features, &plus_ext2_features, &plus_ext3_features, |
1300 |
&plus_kvm_features, &plus_svm_features, &plus_7_0_ebx_features); |
1301 |
|
1302 |
featurestr = features ? strtok(features, ",") : NULL; |
1303 |
|
1304 |
while (featurestr) {
|
1305 |
char *val;
|
1306 |
if (featurestr[0] == '+') { |
1307 |
add_flagname_to_bitmaps(featurestr + 1, &plus_features,
|
1308 |
&plus_ext_features, &plus_ext2_features, |
1309 |
&plus_ext3_features, &plus_kvm_features, |
1310 |
&plus_svm_features, &plus_7_0_ebx_features); |
1311 |
} else if (featurestr[0] == '-') { |
1312 |
add_flagname_to_bitmaps(featurestr + 1, &minus_features,
|
1313 |
&minus_ext_features, &minus_ext2_features, |
1314 |
&minus_ext3_features, &minus_kvm_features, |
1315 |
&minus_svm_features, &minus_7_0_ebx_features); |
1316 |
} else if ((val = strchr(featurestr, '='))) { |
1317 |
*val = 0; val++;
|
1318 |
if (!strcmp(featurestr, "family")) { |
1319 |
char *err;
|
1320 |
numvalue = strtoul(val, &err, 0);
|
1321 |
if (!*val || *err || numvalue > 0xff + 0xf) { |
1322 |
fprintf(stderr, "bad numerical value %s\n", val);
|
1323 |
goto error;
|
1324 |
} |
1325 |
x86_cpu_def->family = numvalue; |
1326 |
} else if (!strcmp(featurestr, "model")) { |
1327 |
char *err;
|
1328 |
numvalue = strtoul(val, &err, 0);
|
1329 |
if (!*val || *err || numvalue > 0xff) { |
1330 |
fprintf(stderr, "bad numerical value %s\n", val);
|
1331 |
goto error;
|
1332 |
} |
1333 |
x86_cpu_def->model = numvalue; |
1334 |
} else if (!strcmp(featurestr, "stepping")) { |
1335 |
char *err;
|
1336 |
numvalue = strtoul(val, &err, 0);
|
1337 |
if (!*val || *err || numvalue > 0xf) { |
1338 |
fprintf(stderr, "bad numerical value %s\n", val);
|
1339 |
goto error;
|
1340 |
} |
1341 |
x86_cpu_def->stepping = numvalue ; |
1342 |
} else if (!strcmp(featurestr, "level")) { |
1343 |
char *err;
|
1344 |
numvalue = strtoul(val, &err, 0);
|
1345 |
if (!*val || *err) {
|
1346 |
fprintf(stderr, "bad numerical value %s\n", val);
|
1347 |
goto error;
|
1348 |
} |
1349 |
x86_cpu_def->level = numvalue; |
1350 |
} else if (!strcmp(featurestr, "xlevel")) { |
1351 |
char *err;
|
1352 |
numvalue = strtoul(val, &err, 0);
|
1353 |
if (!*val || *err) {
|
1354 |
fprintf(stderr, "bad numerical value %s\n", val);
|
1355 |
goto error;
|
1356 |
} |
1357 |
if (numvalue < 0x80000000) { |
1358 |
numvalue += 0x80000000;
|
1359 |
} |
1360 |
x86_cpu_def->xlevel = numvalue; |
1361 |
} else if (!strcmp(featurestr, "vendor")) { |
1362 |
if (strlen(val) != 12) { |
1363 |
fprintf(stderr, "vendor string must be 12 chars long\n");
|
1364 |
goto error;
|
1365 |
} |
1366 |
x86_cpu_def->vendor1 = 0;
|
1367 |
x86_cpu_def->vendor2 = 0;
|
1368 |
x86_cpu_def->vendor3 = 0;
|
1369 |
for(i = 0; i < 4; i++) { |
1370 |
x86_cpu_def->vendor1 |= ((uint8_t)val[i ]) << (8 * i);
|
1371 |
x86_cpu_def->vendor2 |= ((uint8_t)val[i + 4]) << (8 * i); |
1372 |
x86_cpu_def->vendor3 |= ((uint8_t)val[i + 8]) << (8 * i); |
1373 |
} |
1374 |
x86_cpu_def->vendor_override = 1;
|
1375 |
} else if (!strcmp(featurestr, "model_id")) { |
1376 |
pstrcpy(x86_cpu_def->model_id, sizeof(x86_cpu_def->model_id),
|
1377 |
val); |
1378 |
} else if (!strcmp(featurestr, "tsc_freq")) { |
1379 |
int64_t tsc_freq; |
1380 |
char *err;
|
1381 |
|
1382 |
tsc_freq = strtosz_suffix_unit(val, &err, |
1383 |
STRTOSZ_DEFSUFFIX_B, 1000);
|
1384 |
if (tsc_freq < 0 || *err) { |
1385 |
fprintf(stderr, "bad numerical value %s\n", val);
|
1386 |
goto error;
|
1387 |
} |
1388 |
x86_cpu_def->tsc_khz = tsc_freq / 1000;
|
1389 |
} else if (!strcmp(featurestr, "hv_spinlocks")) { |
1390 |
char *err;
|
1391 |
numvalue = strtoul(val, &err, 0);
|
1392 |
if (!*val || *err) {
|
1393 |
fprintf(stderr, "bad numerical value %s\n", val);
|
1394 |
goto error;
|
1395 |
} |
1396 |
hyperv_set_spinlock_retries(numvalue); |
1397 |
} else {
|
1398 |
fprintf(stderr, "unrecognized feature %s\n", featurestr);
|
1399 |
goto error;
|
1400 |
} |
1401 |
} else if (!strcmp(featurestr, "check")) { |
1402 |
check_cpuid = 1;
|
1403 |
} else if (!strcmp(featurestr, "enforce")) { |
1404 |
check_cpuid = enforce_cpuid = 1;
|
1405 |
} else if (!strcmp(featurestr, "hv_relaxed")) { |
1406 |
hyperv_enable_relaxed_timing(true);
|
1407 |
} else if (!strcmp(featurestr, "hv_vapic")) { |
1408 |
hyperv_enable_vapic_recommended(true);
|
1409 |
} else {
|
1410 |
fprintf(stderr, "feature string `%s' not in format (+feature|-feature|feature=xyz)\n", featurestr);
|
1411 |
goto error;
|
1412 |
} |
1413 |
featurestr = strtok(NULL, ","); |
1414 |
} |
1415 |
x86_cpu_def->features |= plus_features; |
1416 |
x86_cpu_def->ext_features |= plus_ext_features; |
1417 |
x86_cpu_def->ext2_features |= plus_ext2_features; |
1418 |
x86_cpu_def->ext3_features |= plus_ext3_features; |
1419 |
x86_cpu_def->kvm_features |= plus_kvm_features; |
1420 |
x86_cpu_def->svm_features |= plus_svm_features; |
1421 |
x86_cpu_def->cpuid_7_0_ebx_features |= plus_7_0_ebx_features; |
1422 |
x86_cpu_def->features &= ~minus_features; |
1423 |
x86_cpu_def->ext_features &= ~minus_ext_features; |
1424 |
x86_cpu_def->ext2_features &= ~minus_ext2_features; |
1425 |
x86_cpu_def->ext3_features &= ~minus_ext3_features; |
1426 |
x86_cpu_def->kvm_features &= ~minus_kvm_features; |
1427 |
x86_cpu_def->svm_features &= ~minus_svm_features; |
1428 |
x86_cpu_def->cpuid_7_0_ebx_features &= ~minus_7_0_ebx_features; |
1429 |
if (check_cpuid && kvm_enabled()) {
|
1430 |
if (kvm_check_features_against_host(x86_cpu_def) && enforce_cpuid)
|
1431 |
goto error;
|
1432 |
} |
1433 |
return 0; |
1434 |
|
1435 |
error:
|
1436 |
return -1; |
1437 |
} |
1438 |
|
1439 |
/* generate a composite string into buf of all cpuid names in featureset
|
1440 |
* selected by fbits. indicate truncation at bufsize in the event of overflow.
|
1441 |
* if flags, suppress names undefined in featureset.
|
1442 |
*/
|
1443 |
static void listflags(char *buf, int bufsize, uint32_t fbits, |
1444 |
const char **featureset, uint32_t flags) |
1445 |
{ |
1446 |
const char **p = &featureset[31]; |
1447 |
char *q, *b, bit;
|
1448 |
int nc;
|
1449 |
|
1450 |
b = 4 <= bufsize ? buf + (bufsize -= 3) - 1 : NULL; |
1451 |
*buf = '\0';
|
1452 |
for (q = buf, bit = 31; fbits && bufsize; --p, fbits &= ~(1 << bit), --bit) |
1453 |
if (fbits & 1 << bit && (*p || !flags)) { |
1454 |
if (*p)
|
1455 |
nc = snprintf(q, bufsize, "%s%s", q == buf ? "" : " ", *p); |
1456 |
else
|
1457 |
nc = snprintf(q, bufsize, "%s[%d]", q == buf ? "" : " ", bit); |
1458 |
if (bufsize <= nc) {
|
1459 |
if (b) {
|
1460 |
memcpy(b, "...", sizeof("...")); |
1461 |
} |
1462 |
return;
|
1463 |
} |
1464 |
q += nc; |
1465 |
bufsize -= nc; |
1466 |
} |
1467 |
} |
1468 |
|
1469 |
/* generate CPU information. */
|
1470 |
void x86_cpu_list(FILE *f, fprintf_function cpu_fprintf)
|
1471 |
{ |
1472 |
x86_def_t *def; |
1473 |
char buf[256]; |
1474 |
|
1475 |
for (def = x86_defs; def; def = def->next) {
|
1476 |
snprintf(buf, sizeof(buf), "%s", def->name); |
1477 |
(*cpu_fprintf)(f, "x86 %16s %-48s\n", buf, def->model_id);
|
1478 |
} |
1479 |
if (kvm_enabled()) {
|
1480 |
(*cpu_fprintf)(f, "x86 %16s\n", "[host]"); |
1481 |
} |
1482 |
(*cpu_fprintf)(f, "\nRecognized CPUID flags:\n");
|
1483 |
listflags(buf, sizeof(buf), (uint32_t)~0, feature_name, 1); |
1484 |
(*cpu_fprintf)(f, " %s\n", buf);
|
1485 |
listflags(buf, sizeof(buf), (uint32_t)~0, ext_feature_name, 1); |
1486 |
(*cpu_fprintf)(f, " %s\n", buf);
|
1487 |
listflags(buf, sizeof(buf), (uint32_t)~0, ext2_feature_name, 1); |
1488 |
(*cpu_fprintf)(f, " %s\n", buf);
|
1489 |
listflags(buf, sizeof(buf), (uint32_t)~0, ext3_feature_name, 1); |
1490 |
(*cpu_fprintf)(f, " %s\n", buf);
|
1491 |
} |
1492 |
|
1493 |
CpuDefinitionInfoList *arch_query_cpu_definitions(Error **errp) |
1494 |
{ |
1495 |
CpuDefinitionInfoList *cpu_list = NULL;
|
1496 |
x86_def_t *def; |
1497 |
|
1498 |
for (def = x86_defs; def; def = def->next) {
|
1499 |
CpuDefinitionInfoList *entry; |
1500 |
CpuDefinitionInfo *info; |
1501 |
|
1502 |
info = g_malloc0(sizeof(*info));
|
1503 |
info->name = g_strdup(def->name); |
1504 |
|
1505 |
entry = g_malloc0(sizeof(*entry));
|
1506 |
entry->value = info; |
1507 |
entry->next = cpu_list; |
1508 |
cpu_list = entry; |
1509 |
} |
1510 |
|
1511 |
return cpu_list;
|
1512 |
} |
1513 |
|
1514 |
#ifdef CONFIG_KVM
|
1515 |
static void filter_features_for_kvm(X86CPU *cpu) |
1516 |
{ |
1517 |
CPUX86State *env = &cpu->env; |
1518 |
KVMState *s = kvm_state; |
1519 |
|
1520 |
env->cpuid_features &= |
1521 |
kvm_arch_get_supported_cpuid(s, 1, 0, R_EDX); |
1522 |
env->cpuid_ext_features &= |
1523 |
kvm_arch_get_supported_cpuid(s, 1, 0, R_ECX); |
1524 |
env->cpuid_ext2_features &= |
1525 |
kvm_arch_get_supported_cpuid(s, 0x80000001, 0, R_EDX); |
1526 |
env->cpuid_ext3_features &= |
1527 |
kvm_arch_get_supported_cpuid(s, 0x80000001, 0, R_ECX); |
1528 |
env->cpuid_svm_features &= |
1529 |
kvm_arch_get_supported_cpuid(s, 0x8000000A, 0, R_EDX); |
1530 |
env->cpuid_7_0_ebx_features &= |
1531 |
kvm_arch_get_supported_cpuid(s, 7, 0, R_EBX); |
1532 |
env->cpuid_kvm_features &= |
1533 |
kvm_arch_get_supported_cpuid(s, KVM_CPUID_FEATURES, 0, R_EAX);
|
1534 |
env->cpuid_ext4_features &= |
1535 |
kvm_arch_get_supported_cpuid(s, 0xC0000001, 0, R_EDX); |
1536 |
|
1537 |
} |
1538 |
#endif
|
1539 |
|
1540 |
int cpu_x86_register(X86CPU *cpu, const char *cpu_model) |
1541 |
{ |
1542 |
CPUX86State *env = &cpu->env; |
1543 |
x86_def_t def1, *def = &def1; |
1544 |
Error *error = NULL;
|
1545 |
char *name, *features;
|
1546 |
gchar **model_pieces; |
1547 |
|
1548 |
memset(def, 0, sizeof(*def)); |
1549 |
|
1550 |
model_pieces = g_strsplit(cpu_model, ",", 2); |
1551 |
if (!model_pieces[0]) { |
1552 |
goto error;
|
1553 |
} |
1554 |
name = model_pieces[0];
|
1555 |
features = model_pieces[1];
|
1556 |
|
1557 |
if (cpu_x86_find_by_name(def, name) < 0) { |
1558 |
goto error;
|
1559 |
} |
1560 |
|
1561 |
if (cpu_x86_parse_featurestr(def, features) < 0) { |
1562 |
goto error;
|
1563 |
} |
1564 |
assert(def->vendor1); |
1565 |
env->cpuid_vendor1 = def->vendor1; |
1566 |
env->cpuid_vendor2 = def->vendor2; |
1567 |
env->cpuid_vendor3 = def->vendor3; |
1568 |
env->cpuid_vendor_override = def->vendor_override; |
1569 |
object_property_set_int(OBJECT(cpu), def->level, "level", &error);
|
1570 |
object_property_set_int(OBJECT(cpu), def->family, "family", &error);
|
1571 |
object_property_set_int(OBJECT(cpu), def->model, "model", &error);
|
1572 |
object_property_set_int(OBJECT(cpu), def->stepping, "stepping", &error);
|
1573 |
env->cpuid_features = def->features; |
1574 |
env->cpuid_ext_features = def->ext_features; |
1575 |
env->cpuid_ext2_features = def->ext2_features; |
1576 |
env->cpuid_ext3_features = def->ext3_features; |
1577 |
object_property_set_int(OBJECT(cpu), def->xlevel, "xlevel", &error);
|
1578 |
env->cpuid_kvm_features = def->kvm_features; |
1579 |
env->cpuid_svm_features = def->svm_features; |
1580 |
env->cpuid_ext4_features = def->ext4_features; |
1581 |
env->cpuid_7_0_ebx_features = def->cpuid_7_0_ebx_features; |
1582 |
env->cpuid_xlevel2 = def->xlevel2; |
1583 |
object_property_set_int(OBJECT(cpu), (int64_t)def->tsc_khz * 1000,
|
1584 |
"tsc-frequency", &error);
|
1585 |
|
1586 |
object_property_set_str(OBJECT(cpu), def->model_id, "model-id", &error);
|
1587 |
if (error) {
|
1588 |
fprintf(stderr, "%s\n", error_get_pretty(error));
|
1589 |
error_free(error); |
1590 |
goto error;
|
1591 |
} |
1592 |
|
1593 |
g_strfreev(model_pieces); |
1594 |
return 0; |
1595 |
error:
|
1596 |
g_strfreev(model_pieces); |
1597 |
return -1; |
1598 |
} |
1599 |
|
1600 |
#if !defined(CONFIG_USER_ONLY)
|
1601 |
|
1602 |
void cpu_clear_apic_feature(CPUX86State *env)
|
1603 |
{ |
1604 |
env->cpuid_features &= ~CPUID_APIC; |
1605 |
} |
1606 |
|
1607 |
#endif /* !CONFIG_USER_ONLY */ |
1608 |
|
1609 |
/* Initialize list of CPU models, filling some non-static fields if necessary
|
1610 |
*/
|
1611 |
void x86_cpudef_setup(void) |
1612 |
{ |
1613 |
int i, j;
|
1614 |
static const char *model_with_versions[] = { "qemu32", "qemu64", "athlon" }; |
1615 |
|
1616 |
for (i = 0; i < ARRAY_SIZE(builtin_x86_defs); ++i) { |
1617 |
x86_def_t *def = &builtin_x86_defs[i]; |
1618 |
def->next = x86_defs; |
1619 |
|
1620 |
/* Look for specific "cpudef" models that */
|
1621 |
/* have the QEMU version in .model_id */
|
1622 |
for (j = 0; j < ARRAY_SIZE(model_with_versions); j++) { |
1623 |
if (strcmp(model_with_versions[j], def->name) == 0) { |
1624 |
pstrcpy(def->model_id, sizeof(def->model_id),
|
1625 |
"QEMU Virtual CPU version ");
|
1626 |
pstrcat(def->model_id, sizeof(def->model_id),
|
1627 |
qemu_get_version()); |
1628 |
break;
|
1629 |
} |
1630 |
} |
1631 |
|
1632 |
x86_defs = def; |
1633 |
} |
1634 |
} |
1635 |
|
1636 |
static void get_cpuid_vendor(CPUX86State *env, uint32_t *ebx, |
1637 |
uint32_t *ecx, uint32_t *edx) |
1638 |
{ |
1639 |
*ebx = env->cpuid_vendor1; |
1640 |
*edx = env->cpuid_vendor2; |
1641 |
*ecx = env->cpuid_vendor3; |
1642 |
|
1643 |
/* sysenter isn't supported on compatibility mode on AMD, syscall
|
1644 |
* isn't supported in compatibility mode on Intel.
|
1645 |
* Normally we advertise the actual cpu vendor, but you can override
|
1646 |
* this if you want to use KVM's sysenter/syscall emulation
|
1647 |
* in compatibility mode and when doing cross vendor migration
|
1648 |
*/
|
1649 |
if (kvm_enabled() && ! env->cpuid_vendor_override) {
|
1650 |
host_cpuid(0, 0, NULL, ebx, ecx, edx); |
1651 |
} |
1652 |
} |
1653 |
|
1654 |
void cpu_x86_cpuid(CPUX86State *env, uint32_t index, uint32_t count,
|
1655 |
uint32_t *eax, uint32_t *ebx, |
1656 |
uint32_t *ecx, uint32_t *edx) |
1657 |
{ |
1658 |
X86CPU *cpu = x86_env_get_cpu(env); |
1659 |
CPUState *cs = CPU(cpu); |
1660 |
|
1661 |
/* test if maximum index reached */
|
1662 |
if (index & 0x80000000) { |
1663 |
if (index > env->cpuid_xlevel) {
|
1664 |
if (env->cpuid_xlevel2 > 0) { |
1665 |
/* Handle the Centaur's CPUID instruction. */
|
1666 |
if (index > env->cpuid_xlevel2) {
|
1667 |
index = env->cpuid_xlevel2; |
1668 |
} else if (index < 0xC0000000) { |
1669 |
index = env->cpuid_xlevel; |
1670 |
} |
1671 |
} else {
|
1672 |
/* Intel documentation states that invalid EAX input will
|
1673 |
* return the same information as EAX=cpuid_level
|
1674 |
* (Intel SDM Vol. 2A - Instruction Set Reference - CPUID)
|
1675 |
*/
|
1676 |
index = env->cpuid_level; |
1677 |
} |
1678 |
} |
1679 |
} else {
|
1680 |
if (index > env->cpuid_level)
|
1681 |
index = env->cpuid_level; |
1682 |
} |
1683 |
|
1684 |
switch(index) {
|
1685 |
case 0: |
1686 |
*eax = env->cpuid_level; |
1687 |
get_cpuid_vendor(env, ebx, ecx, edx); |
1688 |
break;
|
1689 |
case 1: |
1690 |
*eax = env->cpuid_version; |
1691 |
*ebx = (env->cpuid_apic_id << 24) | 8 << 8; /* CLFLUSH size in quad words, Linux wants it. */ |
1692 |
*ecx = env->cpuid_ext_features; |
1693 |
*edx = env->cpuid_features; |
1694 |
if (env->nr_cores * env->nr_threads > 1) { |
1695 |
*ebx |= (env->nr_cores * env->nr_threads) << 16;
|
1696 |
*edx |= 1 << 28; /* HTT bit */ |
1697 |
} |
1698 |
break;
|
1699 |
case 2: |
1700 |
/* cache info: needed for Pentium Pro compatibility */
|
1701 |
*eax = 1;
|
1702 |
*ebx = 0;
|
1703 |
*ecx = 0;
|
1704 |
*edx = 0x2c307d;
|
1705 |
break;
|
1706 |
case 4: |
1707 |
/* cache info: needed for Core compatibility */
|
1708 |
if (env->nr_cores > 1) { |
1709 |
*eax = (env->nr_cores - 1) << 26; |
1710 |
} else {
|
1711 |
*eax = 0;
|
1712 |
} |
1713 |
switch (count) {
|
1714 |
case 0: /* L1 dcache info */ |
1715 |
*eax |= 0x0000121;
|
1716 |
*ebx = 0x1c0003f;
|
1717 |
*ecx = 0x000003f;
|
1718 |
*edx = 0x0000001;
|
1719 |
break;
|
1720 |
case 1: /* L1 icache info */ |
1721 |
*eax |= 0x0000122;
|
1722 |
*ebx = 0x1c0003f;
|
1723 |
*ecx = 0x000003f;
|
1724 |
*edx = 0x0000001;
|
1725 |
break;
|
1726 |
case 2: /* L2 cache info */ |
1727 |
*eax |= 0x0000143;
|
1728 |
if (env->nr_threads > 1) { |
1729 |
*eax |= (env->nr_threads - 1) << 14; |
1730 |
} |
1731 |
*ebx = 0x3c0003f;
|
1732 |
*ecx = 0x0000fff;
|
1733 |
*edx = 0x0000001;
|
1734 |
break;
|
1735 |
default: /* end of info */ |
1736 |
*eax = 0;
|
1737 |
*ebx = 0;
|
1738 |
*ecx = 0;
|
1739 |
*edx = 0;
|
1740 |
break;
|
1741 |
} |
1742 |
break;
|
1743 |
case 5: |
1744 |
/* mwait info: needed for Core compatibility */
|
1745 |
*eax = 0; /* Smallest monitor-line size in bytes */ |
1746 |
*ebx = 0; /* Largest monitor-line size in bytes */ |
1747 |
*ecx = CPUID_MWAIT_EMX | CPUID_MWAIT_IBE; |
1748 |
*edx = 0;
|
1749 |
break;
|
1750 |
case 6: |
1751 |
/* Thermal and Power Leaf */
|
1752 |
*eax = 0;
|
1753 |
*ebx = 0;
|
1754 |
*ecx = 0;
|
1755 |
*edx = 0;
|
1756 |
break;
|
1757 |
case 7: |
1758 |
/* Structured Extended Feature Flags Enumeration Leaf */
|
1759 |
if (count == 0) { |
1760 |
*eax = 0; /* Maximum ECX value for sub-leaves */ |
1761 |
*ebx = env->cpuid_7_0_ebx_features; /* Feature flags */
|
1762 |
*ecx = 0; /* Reserved */ |
1763 |
*edx = 0; /* Reserved */ |
1764 |
} else {
|
1765 |
*eax = 0;
|
1766 |
*ebx = 0;
|
1767 |
*ecx = 0;
|
1768 |
*edx = 0;
|
1769 |
} |
1770 |
break;
|
1771 |
case 9: |
1772 |
/* Direct Cache Access Information Leaf */
|
1773 |
*eax = 0; /* Bits 0-31 in DCA_CAP MSR */ |
1774 |
*ebx = 0;
|
1775 |
*ecx = 0;
|
1776 |
*edx = 0;
|
1777 |
break;
|
1778 |
case 0xA: |
1779 |
/* Architectural Performance Monitoring Leaf */
|
1780 |
if (kvm_enabled()) {
|
1781 |
KVMState *s = cs->kvm_state; |
1782 |
|
1783 |
*eax = kvm_arch_get_supported_cpuid(s, 0xA, count, R_EAX);
|
1784 |
*ebx = kvm_arch_get_supported_cpuid(s, 0xA, count, R_EBX);
|
1785 |
*ecx = kvm_arch_get_supported_cpuid(s, 0xA, count, R_ECX);
|
1786 |
*edx = kvm_arch_get_supported_cpuid(s, 0xA, count, R_EDX);
|
1787 |
} else {
|
1788 |
*eax = 0;
|
1789 |
*ebx = 0;
|
1790 |
*ecx = 0;
|
1791 |
*edx = 0;
|
1792 |
} |
1793 |
break;
|
1794 |
case 0xD: |
1795 |
/* Processor Extended State */
|
1796 |
if (!(env->cpuid_ext_features & CPUID_EXT_XSAVE)) {
|
1797 |
*eax = 0;
|
1798 |
*ebx = 0;
|
1799 |
*ecx = 0;
|
1800 |
*edx = 0;
|
1801 |
break;
|
1802 |
} |
1803 |
if (kvm_enabled()) {
|
1804 |
KVMState *s = cs->kvm_state; |
1805 |
|
1806 |
*eax = kvm_arch_get_supported_cpuid(s, 0xd, count, R_EAX);
|
1807 |
*ebx = kvm_arch_get_supported_cpuid(s, 0xd, count, R_EBX);
|
1808 |
*ecx = kvm_arch_get_supported_cpuid(s, 0xd, count, R_ECX);
|
1809 |
*edx = kvm_arch_get_supported_cpuid(s, 0xd, count, R_EDX);
|
1810 |
} else {
|
1811 |
*eax = 0;
|
1812 |
*ebx = 0;
|
1813 |
*ecx = 0;
|
1814 |
*edx = 0;
|
1815 |
} |
1816 |
break;
|
1817 |
case 0x80000000: |
1818 |
*eax = env->cpuid_xlevel; |
1819 |
*ebx = env->cpuid_vendor1; |
1820 |
*edx = env->cpuid_vendor2; |
1821 |
*ecx = env->cpuid_vendor3; |
1822 |
break;
|
1823 |
case 0x80000001: |
1824 |
*eax = env->cpuid_version; |
1825 |
*ebx = 0;
|
1826 |
*ecx = env->cpuid_ext3_features; |
1827 |
*edx = env->cpuid_ext2_features; |
1828 |
|
1829 |
/* The Linux kernel checks for the CMPLegacy bit and
|
1830 |
* discards multiple thread information if it is set.
|
1831 |
* So dont set it here for Intel to make Linux guests happy.
|
1832 |
*/
|
1833 |
if (env->nr_cores * env->nr_threads > 1) { |
1834 |
uint32_t tebx, tecx, tedx; |
1835 |
get_cpuid_vendor(env, &tebx, &tecx, &tedx); |
1836 |
if (tebx != CPUID_VENDOR_INTEL_1 ||
|
1837 |
tedx != CPUID_VENDOR_INTEL_2 || |
1838 |
tecx != CPUID_VENDOR_INTEL_3) { |
1839 |
*ecx |= 1 << 1; /* CmpLegacy bit */ |
1840 |
} |
1841 |
} |
1842 |
break;
|
1843 |
case 0x80000002: |
1844 |
case 0x80000003: |
1845 |
case 0x80000004: |
1846 |
*eax = env->cpuid_model[(index - 0x80000002) * 4 + 0]; |
1847 |
*ebx = env->cpuid_model[(index - 0x80000002) * 4 + 1]; |
1848 |
*ecx = env->cpuid_model[(index - 0x80000002) * 4 + 2]; |
1849 |
*edx = env->cpuid_model[(index - 0x80000002) * 4 + 3]; |
1850 |
break;
|
1851 |
case 0x80000005: |
1852 |
/* cache info (L1 cache) */
|
1853 |
*eax = 0x01ff01ff;
|
1854 |
*ebx = 0x01ff01ff;
|
1855 |
*ecx = 0x40020140;
|
1856 |
*edx = 0x40020140;
|
1857 |
break;
|
1858 |
case 0x80000006: |
1859 |
/* cache info (L2 cache) */
|
1860 |
*eax = 0;
|
1861 |
*ebx = 0x42004200;
|
1862 |
*ecx = 0x02008140;
|
1863 |
*edx = 0;
|
1864 |
break;
|
1865 |
case 0x80000008: |
1866 |
/* virtual & phys address size in low 2 bytes. */
|
1867 |
/* XXX: This value must match the one used in the MMU code. */
|
1868 |
if (env->cpuid_ext2_features & CPUID_EXT2_LM) {
|
1869 |
/* 64 bit processor */
|
1870 |
/* XXX: The physical address space is limited to 42 bits in exec.c. */
|
1871 |
*eax = 0x00003028; /* 48 bits virtual, 40 bits physical */ |
1872 |
} else {
|
1873 |
if (env->cpuid_features & CPUID_PSE36)
|
1874 |
*eax = 0x00000024; /* 36 bits physical */ |
1875 |
else
|
1876 |
*eax = 0x00000020; /* 32 bits physical */ |
1877 |
} |
1878 |
*ebx = 0;
|
1879 |
*ecx = 0;
|
1880 |
*edx = 0;
|
1881 |
if (env->nr_cores * env->nr_threads > 1) { |
1882 |
*ecx |= (env->nr_cores * env->nr_threads) - 1;
|
1883 |
} |
1884 |
break;
|
1885 |
case 0x8000000A: |
1886 |
if (env->cpuid_ext3_features & CPUID_EXT3_SVM) {
|
1887 |
*eax = 0x00000001; /* SVM Revision */ |
1888 |
*ebx = 0x00000010; /* nr of ASIDs */ |
1889 |
*ecx = 0;
|
1890 |
*edx = env->cpuid_svm_features; /* optional features */
|
1891 |
} else {
|
1892 |
*eax = 0;
|
1893 |
*ebx = 0;
|
1894 |
*ecx = 0;
|
1895 |
*edx = 0;
|
1896 |
} |
1897 |
break;
|
1898 |
case 0xC0000000: |
1899 |
*eax = env->cpuid_xlevel2; |
1900 |
*ebx = 0;
|
1901 |
*ecx = 0;
|
1902 |
*edx = 0;
|
1903 |
break;
|
1904 |
case 0xC0000001: |
1905 |
/* Support for VIA CPU's CPUID instruction */
|
1906 |
*eax = env->cpuid_version; |
1907 |
*ebx = 0;
|
1908 |
*ecx = 0;
|
1909 |
*edx = env->cpuid_ext4_features; |
1910 |
break;
|
1911 |
case 0xC0000002: |
1912 |
case 0xC0000003: |
1913 |
case 0xC0000004: |
1914 |
/* Reserved for the future, and now filled with zero */
|
1915 |
*eax = 0;
|
1916 |
*ebx = 0;
|
1917 |
*ecx = 0;
|
1918 |
*edx = 0;
|
1919 |
break;
|
1920 |
default:
|
1921 |
/* reserved values: zero */
|
1922 |
*eax = 0;
|
1923 |
*ebx = 0;
|
1924 |
*ecx = 0;
|
1925 |
*edx = 0;
|
1926 |
break;
|
1927 |
} |
1928 |
} |
1929 |
|
1930 |
/* CPUClass::reset() */
|
1931 |
static void x86_cpu_reset(CPUState *s) |
1932 |
{ |
1933 |
X86CPU *cpu = X86_CPU(s); |
1934 |
X86CPUClass *xcc = X86_CPU_GET_CLASS(cpu); |
1935 |
CPUX86State *env = &cpu->env; |
1936 |
int i;
|
1937 |
|
1938 |
if (qemu_loglevel_mask(CPU_LOG_RESET)) {
|
1939 |
qemu_log("CPU Reset (CPU %d)\n", env->cpu_index);
|
1940 |
log_cpu_state(env, CPU_DUMP_FPU | CPU_DUMP_CCOP); |
1941 |
} |
1942 |
|
1943 |
xcc->parent_reset(s); |
1944 |
|
1945 |
|
1946 |
memset(env, 0, offsetof(CPUX86State, breakpoints));
|
1947 |
|
1948 |
tlb_flush(env, 1);
|
1949 |
|
1950 |
env->old_exception = -1;
|
1951 |
|
1952 |
/* init to reset state */
|
1953 |
|
1954 |
#ifdef CONFIG_SOFTMMU
|
1955 |
env->hflags |= HF_SOFTMMU_MASK; |
1956 |
#endif
|
1957 |
env->hflags2 |= HF2_GIF_MASK; |
1958 |
|
1959 |
cpu_x86_update_cr0(env, 0x60000010);
|
1960 |
env->a20_mask = ~0x0;
|
1961 |
env->smbase = 0x30000;
|
1962 |
|
1963 |
env->idt.limit = 0xffff;
|
1964 |
env->gdt.limit = 0xffff;
|
1965 |
env->ldt.limit = 0xffff;
|
1966 |
env->ldt.flags = DESC_P_MASK | (2 << DESC_TYPE_SHIFT);
|
1967 |
env->tr.limit = 0xffff;
|
1968 |
env->tr.flags = DESC_P_MASK | (11 << DESC_TYPE_SHIFT);
|
1969 |
|
1970 |
cpu_x86_load_seg_cache(env, R_CS, 0xf000, 0xffff0000, 0xffff, |
1971 |
DESC_P_MASK | DESC_S_MASK | DESC_CS_MASK | |
1972 |
DESC_R_MASK | DESC_A_MASK); |
1973 |
cpu_x86_load_seg_cache(env, R_DS, 0, 0, 0xffff, |
1974 |
DESC_P_MASK | DESC_S_MASK | DESC_W_MASK | |
1975 |
DESC_A_MASK); |
1976 |
cpu_x86_load_seg_cache(env, R_ES, 0, 0, 0xffff, |
1977 |
DESC_P_MASK | DESC_S_MASK | DESC_W_MASK | |
1978 |
DESC_A_MASK); |
1979 |
cpu_x86_load_seg_cache(env, R_SS, 0, 0, 0xffff, |
1980 |
DESC_P_MASK | DESC_S_MASK | DESC_W_MASK | |
1981 |
DESC_A_MASK); |
1982 |
cpu_x86_load_seg_cache(env, R_FS, 0, 0, 0xffff, |
1983 |
DESC_P_MASK | DESC_S_MASK | DESC_W_MASK | |
1984 |
DESC_A_MASK); |
1985 |
cpu_x86_load_seg_cache(env, R_GS, 0, 0, 0xffff, |
1986 |
DESC_P_MASK | DESC_S_MASK | DESC_W_MASK | |
1987 |
DESC_A_MASK); |
1988 |
|
1989 |
env->eip = 0xfff0;
|
1990 |
env->regs[R_EDX] = env->cpuid_version; |
1991 |
|
1992 |
env->eflags = 0x2;
|
1993 |
|
1994 |
/* FPU init */
|
1995 |
for (i = 0; i < 8; i++) { |
1996 |
env->fptags[i] = 1;
|
1997 |
} |
1998 |
env->fpuc = 0x37f;
|
1999 |
|
2000 |
env->mxcsr = 0x1f80;
|
2001 |
|
2002 |
env->pat = 0x0007040600070406ULL;
|
2003 |
env->msr_ia32_misc_enable = MSR_IA32_MISC_ENABLE_DEFAULT; |
2004 |
|
2005 |
memset(env->dr, 0, sizeof(env->dr)); |
2006 |
env->dr[6] = DR6_FIXED_1;
|
2007 |
env->dr[7] = DR7_FIXED_1;
|
2008 |
cpu_breakpoint_remove_all(env, BP_CPU); |
2009 |
cpu_watchpoint_remove_all(env, BP_CPU); |
2010 |
|
2011 |
#if !defined(CONFIG_USER_ONLY)
|
2012 |
/* We hard-wire the BSP to the first CPU. */
|
2013 |
if (env->cpu_index == 0) { |
2014 |
apic_designate_bsp(env->apic_state); |
2015 |
} |
2016 |
|
2017 |
env->halted = !cpu_is_bsp(cpu); |
2018 |
#endif
|
2019 |
} |
2020 |
|
2021 |
#ifndef CONFIG_USER_ONLY
|
2022 |
bool cpu_is_bsp(X86CPU *cpu)
|
2023 |
{ |
2024 |
return cpu_get_apic_base(cpu->env.apic_state) & MSR_IA32_APICBASE_BSP;
|
2025 |
} |
2026 |
|
2027 |
/* TODO: remove me, when reset over QOM tree is implemented */
|
2028 |
static void x86_cpu_machine_reset_cb(void *opaque) |
2029 |
{ |
2030 |
X86CPU *cpu = opaque; |
2031 |
cpu_reset(CPU(cpu)); |
2032 |
} |
2033 |
#endif
|
2034 |
|
2035 |
static void mce_init(X86CPU *cpu) |
2036 |
{ |
2037 |
CPUX86State *cenv = &cpu->env; |
2038 |
unsigned int bank; |
2039 |
|
2040 |
if (((cenv->cpuid_version >> 8) & 0xf) >= 6 |
2041 |
&& (cenv->cpuid_features & (CPUID_MCE | CPUID_MCA)) == |
2042 |
(CPUID_MCE | CPUID_MCA)) { |
2043 |
cenv->mcg_cap = MCE_CAP_DEF | MCE_BANKS_DEF; |
2044 |
cenv->mcg_ctl = ~(uint64_t)0;
|
2045 |
for (bank = 0; bank < MCE_BANKS_DEF; bank++) { |
2046 |
cenv->mce_banks[bank * 4] = ~(uint64_t)0; |
2047 |
} |
2048 |
} |
2049 |
} |
2050 |
|
2051 |
#define MSI_ADDR_BASE 0xfee00000 |
2052 |
|
2053 |
#ifndef CONFIG_USER_ONLY
|
2054 |
static void x86_cpu_apic_init(X86CPU *cpu, Error **errp) |
2055 |
{ |
2056 |
static int apic_mapped; |
2057 |
CPUX86State *env = &cpu->env; |
2058 |
APICCommonState *apic; |
2059 |
const char *apic_type = "apic"; |
2060 |
|
2061 |
if (kvm_irqchip_in_kernel()) {
|
2062 |
apic_type = "kvm-apic";
|
2063 |
} else if (xen_enabled()) { |
2064 |
apic_type = "xen-apic";
|
2065 |
} |
2066 |
|
2067 |
env->apic_state = qdev_try_create(NULL, apic_type);
|
2068 |
if (env->apic_state == NULL) { |
2069 |
error_setg(errp, "APIC device '%s' could not be created", apic_type);
|
2070 |
return;
|
2071 |
} |
2072 |
|
2073 |
object_property_add_child(OBJECT(cpu), "apic",
|
2074 |
OBJECT(env->apic_state), NULL);
|
2075 |
qdev_prop_set_uint8(env->apic_state, "id", env->cpuid_apic_id);
|
2076 |
/* TODO: convert to link<> */
|
2077 |
apic = APIC_COMMON(env->apic_state); |
2078 |
apic->cpu = cpu; |
2079 |
|
2080 |
if (qdev_init(env->apic_state)) {
|
2081 |
error_setg(errp, "APIC device '%s' could not be initialized",
|
2082 |
object_get_typename(OBJECT(env->apic_state))); |
2083 |
return;
|
2084 |
} |
2085 |
|
2086 |
/* XXX: mapping more APICs at the same memory location */
|
2087 |
if (apic_mapped == 0) { |
2088 |
/* NOTE: the APIC is directly connected to the CPU - it is not
|
2089 |
on the global memory bus. */
|
2090 |
/* XXX: what if the base changes? */
|
2091 |
sysbus_mmio_map(sysbus_from_qdev(env->apic_state), 0, MSI_ADDR_BASE);
|
2092 |
apic_mapped = 1;
|
2093 |
} |
2094 |
} |
2095 |
#endif
|
2096 |
|
2097 |
void x86_cpu_realize(Object *obj, Error **errp)
|
2098 |
{ |
2099 |
X86CPU *cpu = X86_CPU(obj); |
2100 |
CPUX86State *env = &cpu->env; |
2101 |
|
2102 |
if (env->cpuid_7_0_ebx_features && env->cpuid_level < 7) { |
2103 |
env->cpuid_level = 7;
|
2104 |
} |
2105 |
|
2106 |
/* On AMD CPUs, some CPUID[8000_0001].EDX bits must match the bits on
|
2107 |
* CPUID[1].EDX.
|
2108 |
*/
|
2109 |
if (env->cpuid_vendor1 == CPUID_VENDOR_AMD_1 &&
|
2110 |
env->cpuid_vendor2 == CPUID_VENDOR_AMD_2 && |
2111 |
env->cpuid_vendor3 == CPUID_VENDOR_AMD_3) { |
2112 |
env->cpuid_ext2_features &= ~CPUID_EXT2_AMD_ALIASES; |
2113 |
env->cpuid_ext2_features |= (env->cpuid_features |
2114 |
& CPUID_EXT2_AMD_ALIASES); |
2115 |
} |
2116 |
|
2117 |
if (!kvm_enabled()) {
|
2118 |
env->cpuid_features &= TCG_FEATURES; |
2119 |
env->cpuid_ext_features &= TCG_EXT_FEATURES; |
2120 |
env->cpuid_ext2_features &= (TCG_EXT2_FEATURES |
2121 |
#ifdef TARGET_X86_64
|
2122 |
| CPUID_EXT2_SYSCALL | CPUID_EXT2_LM |
2123 |
#endif
|
2124 |
); |
2125 |
env->cpuid_ext3_features &= TCG_EXT3_FEATURES; |
2126 |
env->cpuid_svm_features &= TCG_SVM_FEATURES; |
2127 |
} else {
|
2128 |
#ifdef CONFIG_KVM
|
2129 |
filter_features_for_kvm(cpu); |
2130 |
#endif
|
2131 |
} |
2132 |
|
2133 |
#ifndef CONFIG_USER_ONLY
|
2134 |
qemu_register_reset(x86_cpu_machine_reset_cb, cpu); |
2135 |
|
2136 |
if (cpu->env.cpuid_features & CPUID_APIC || smp_cpus > 1) { |
2137 |
x86_cpu_apic_init(cpu, errp); |
2138 |
if (error_is_set(errp)) {
|
2139 |
return;
|
2140 |
} |
2141 |
} |
2142 |
#endif
|
2143 |
|
2144 |
mce_init(cpu); |
2145 |
qemu_init_vcpu(&cpu->env); |
2146 |
cpu_reset(CPU(cpu)); |
2147 |
} |
2148 |
|
2149 |
static void x86_cpu_initfn(Object *obj) |
2150 |
{ |
2151 |
X86CPU *cpu = X86_CPU(obj); |
2152 |
CPUX86State *env = &cpu->env; |
2153 |
static int inited; |
2154 |
|
2155 |
cpu_exec_init(env); |
2156 |
|
2157 |
object_property_add(obj, "family", "int", |
2158 |
x86_cpuid_version_get_family, |
2159 |
x86_cpuid_version_set_family, NULL, NULL, NULL); |
2160 |
object_property_add(obj, "model", "int", |
2161 |
x86_cpuid_version_get_model, |
2162 |
x86_cpuid_version_set_model, NULL, NULL, NULL); |
2163 |
object_property_add(obj, "stepping", "int", |
2164 |
x86_cpuid_version_get_stepping, |
2165 |
x86_cpuid_version_set_stepping, NULL, NULL, NULL); |
2166 |
object_property_add(obj, "level", "int", |
2167 |
x86_cpuid_get_level, |
2168 |
x86_cpuid_set_level, NULL, NULL, NULL); |
2169 |
object_property_add(obj, "xlevel", "int", |
2170 |
x86_cpuid_get_xlevel, |
2171 |
x86_cpuid_set_xlevel, NULL, NULL, NULL); |
2172 |
object_property_add_str(obj, "vendor",
|
2173 |
x86_cpuid_get_vendor, |
2174 |
x86_cpuid_set_vendor, NULL);
|
2175 |
object_property_add_str(obj, "model-id",
|
2176 |
x86_cpuid_get_model_id, |
2177 |
x86_cpuid_set_model_id, NULL);
|
2178 |
object_property_add(obj, "tsc-frequency", "int", |
2179 |
x86_cpuid_get_tsc_freq, |
2180 |
x86_cpuid_set_tsc_freq, NULL, NULL, NULL); |
2181 |
|
2182 |
env->cpuid_apic_id = env->cpu_index; |
2183 |
|
2184 |
/* init various static tables used in TCG mode */
|
2185 |
if (tcg_enabled() && !inited) {
|
2186 |
inited = 1;
|
2187 |
optimize_flags_init(); |
2188 |
#ifndef CONFIG_USER_ONLY
|
2189 |
cpu_set_debug_excp_handler(breakpoint_handler); |
2190 |
#endif
|
2191 |
} |
2192 |
} |
2193 |
|
2194 |
static void x86_cpu_common_class_init(ObjectClass *oc, void *data) |
2195 |
{ |
2196 |
X86CPUClass *xcc = X86_CPU_CLASS(oc); |
2197 |
CPUClass *cc = CPU_CLASS(oc); |
2198 |
|
2199 |
xcc->parent_reset = cc->reset; |
2200 |
cc->reset = x86_cpu_reset; |
2201 |
} |
2202 |
|
2203 |
static const TypeInfo x86_cpu_type_info = { |
2204 |
.name = TYPE_X86_CPU, |
2205 |
.parent = TYPE_CPU, |
2206 |
.instance_size = sizeof(X86CPU),
|
2207 |
.instance_init = x86_cpu_initfn, |
2208 |
.abstract = false,
|
2209 |
.class_size = sizeof(X86CPUClass),
|
2210 |
.class_init = x86_cpu_common_class_init, |
2211 |
}; |
2212 |
|
2213 |
static void x86_cpu_register_types(void) |
2214 |
{ |
2215 |
type_register_static(&x86_cpu_type_info); |
2216 |
} |
2217 |
|
2218 |
type_init(x86_cpu_register_types) |