xref: /openbmc/qemu/target/i386/cpu-internal.h (revision a648df38)
1*79f1a68aSClaudio Fontana /*
2*79f1a68aSClaudio Fontana  * i386 CPU internal definitions to be shared between cpu.c and cpu-sysemu.c
3*79f1a68aSClaudio Fontana  *
4*79f1a68aSClaudio Fontana  *  Copyright (c) 2003 Fabrice Bellard
5*79f1a68aSClaudio Fontana  *
6*79f1a68aSClaudio Fontana  * This library is free software; you can redistribute it and/or
7*79f1a68aSClaudio Fontana  * modify it under the terms of the GNU Lesser General Public
8*79f1a68aSClaudio Fontana  * License as published by the Free Software Foundation; either
9*79f1a68aSClaudio Fontana  * version 2.1 of the License, or (at your option) any later version.
10*79f1a68aSClaudio Fontana  *
11*79f1a68aSClaudio Fontana  * This library is distributed in the hope that it will be useful,
12*79f1a68aSClaudio Fontana  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13*79f1a68aSClaudio Fontana  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14*79f1a68aSClaudio Fontana  * Lesser General Public License for more details.
15*79f1a68aSClaudio Fontana  *
16*79f1a68aSClaudio Fontana  * You should have received a copy of the GNU Lesser General Public
17*79f1a68aSClaudio Fontana  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
18*79f1a68aSClaudio Fontana  */
19*79f1a68aSClaudio Fontana 
20*79f1a68aSClaudio Fontana #ifndef I386_CPU_INTERNAL_H
21*79f1a68aSClaudio Fontana #define I386_CPU_INTERNAL_H
22*79f1a68aSClaudio Fontana 
23*79f1a68aSClaudio Fontana typedef enum FeatureWordType {
24*79f1a68aSClaudio Fontana    CPUID_FEATURE_WORD,
25*79f1a68aSClaudio Fontana    MSR_FEATURE_WORD,
26*79f1a68aSClaudio Fontana } FeatureWordType;
27*79f1a68aSClaudio Fontana 
28*79f1a68aSClaudio Fontana typedef struct FeatureWordInfo {
29*79f1a68aSClaudio Fontana     FeatureWordType type;
30*79f1a68aSClaudio Fontana     /* feature flags names are taken from "Intel Processor Identification and
31*79f1a68aSClaudio Fontana      * the CPUID Instruction" and AMD's "CPUID Specification".
32*79f1a68aSClaudio Fontana      * In cases of disagreement between feature naming conventions,
33*79f1a68aSClaudio Fontana      * aliases may be added.
34*79f1a68aSClaudio Fontana      */
35*79f1a68aSClaudio Fontana     const char *feat_names[64];
36*79f1a68aSClaudio Fontana     union {
37*79f1a68aSClaudio Fontana         /* If type==CPUID_FEATURE_WORD */
38*79f1a68aSClaudio Fontana         struct {
39*79f1a68aSClaudio Fontana             uint32_t eax;   /* Input EAX for CPUID */
40*79f1a68aSClaudio Fontana             bool needs_ecx; /* CPUID instruction uses ECX as input */
41*79f1a68aSClaudio Fontana             uint32_t ecx;   /* Input ECX value for CPUID */
42*79f1a68aSClaudio Fontana             int reg;        /* output register (R_* constant) */
43*79f1a68aSClaudio Fontana         } cpuid;
44*79f1a68aSClaudio Fontana         /* If type==MSR_FEATURE_WORD */
45*79f1a68aSClaudio Fontana         struct {
46*79f1a68aSClaudio Fontana             uint32_t index;
47*79f1a68aSClaudio Fontana         } msr;
48*79f1a68aSClaudio Fontana     };
49*79f1a68aSClaudio Fontana     uint64_t tcg_features; /* Feature flags supported by TCG */
50*79f1a68aSClaudio Fontana     uint64_t unmigratable_flags; /* Feature flags known to be unmigratable */
51*79f1a68aSClaudio Fontana     uint64_t migratable_flags; /* Feature flags known to be migratable */
52*79f1a68aSClaudio Fontana     /* Features that shouldn't be auto-enabled by "-cpu host" */
53*79f1a68aSClaudio Fontana     uint64_t no_autoenable_flags;
54*79f1a68aSClaudio Fontana } FeatureWordInfo;
55*79f1a68aSClaudio Fontana 
56*79f1a68aSClaudio Fontana extern FeatureWordInfo feature_word_info[];
57*79f1a68aSClaudio Fontana 
58*79f1a68aSClaudio Fontana void x86_cpu_expand_features(X86CPU *cpu, Error **errp);
59*79f1a68aSClaudio Fontana 
60*79f1a68aSClaudio Fontana #ifndef CONFIG_USER_ONLY
61*79f1a68aSClaudio Fontana GuestPanicInformation *x86_cpu_get_crash_info(CPUState *cs);
62*79f1a68aSClaudio Fontana void x86_cpu_get_crash_info_qom(Object *obj, Visitor *v,
63*79f1a68aSClaudio Fontana                                 const char *name, void *opaque, Error **errp);
64*79f1a68aSClaudio Fontana 
65*79f1a68aSClaudio Fontana void x86_cpu_apic_create(X86CPU *cpu, Error **errp);
66*79f1a68aSClaudio Fontana void x86_cpu_apic_realize(X86CPU *cpu, Error **errp);
67*79f1a68aSClaudio Fontana void x86_cpu_machine_reset_cb(void *opaque);
68*79f1a68aSClaudio Fontana #endif /* !CONFIG_USER_ONLY */
69*79f1a68aSClaudio Fontana 
70*79f1a68aSClaudio Fontana #endif /* I386_CPU_INTERNAL_H */
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