target/i386/cpu-internal.h

   1 /*
   2  * i386 CPU internal definitions to be shared between cpu.c and cpu-sysemu.c
   3  *
   4  *  Copyright (c) 2003 Fabrice Bellard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #ifndef I386_CPU_INTERNAL_H
  21 #define I386_CPU_INTERNAL_H
  22
  23 typedef enum FeatureWordType {
  24    CPUID_FEATURE_WORD,
  25    MSR_FEATURE_WORD,
  26 } FeatureWordType;
  27
  28 typedef struct FeatureWordInfo {
  29     FeatureWordType type;
  30     /* feature flags names are taken from "Intel Processor Identification and
  31      * the CPUID Instruction" and AMD's "CPUID Specification".
  32      * In cases of disagreement between feature naming conventions,
  33      * aliases may be added.
  34      */
  35     const char *feat_names[64];
  36     union {
  37         /* If type==CPUID_FEATURE_WORD */
  38         struct {
  39             uint32_t eax;   /* Input EAX for CPUID */
  40             bool needs_ecx; /* CPUID instruction uses ECX as input */
  41             uint32_t ecx;   /* Input ECX value for CPUID */
  42             int reg;        /* output register (R_* constant) */
  43         } cpuid;
  44         /* If type==MSR_FEATURE_WORD */
  45         struct {
  46             uint32_t index;
  47         } msr;
  48     };
  49     uint64_t tcg_features; /* Feature flags supported by TCG */
  50     uint64_t unmigratable_flags; /* Feature flags known to be unmigratable */
  51     uint64_t migratable_flags; /* Feature flags known to be migratable */
  52     /* Features that shouldn't be auto-enabled by "-cpu host" */
  53     uint64_t no_autoenable_flags;
  54 } FeatureWordInfo;
  55
  56 extern FeatureWordInfo feature_word_info[];
  57
  58 void x86_cpu_expand_features(X86CPU *cpu, Error **errp);
  59
  60 #ifndef CONFIG_USER_ONLY
  61 GuestPanicInformation *x86_cpu_get_crash_info(CPUState *cs);
  62 void x86_cpu_get_crash_info_qom(Object *obj, Visitor *v,
  63                                 const char *name, void *opaque, Error **errp);
  64
  65 void x86_cpu_apic_create(X86CPU *cpu, Error **errp);
  66 void x86_cpu_apic_realize(X86CPU *cpu, Error **errp);
  67 void x86_cpu_machine_reset_cb(void *opaque);
  68 #endif /* !CONFIG_USER_ONLY */
  69
  70 #endif /* I386_CPU_INTERNAL_H */