Merge tag 'seabios-20211203-pull-request' of git://git.kraxel.org/qemu into staging
[qemu.git] / 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 */