i386: split off sysemu part of cpu.c

Signed-off-by: Claudio Fontana <cfontana@suse.de>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210322132800.7470-19-cfontana@suse.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

1 files changed, 70 insertions, 0 deletions

diff --git a/target/i386/cpu-internal.h b/target/i386/cpu-internal.h
new file mode 100644
index 0000000000..9baac5c0b4
--- /dev/null
+++ b/target/i386/cpu-internal.h
@@ -0,0 +1,70 @@
+/*
+ * i386 CPU internal definitions to be shared between cpu.c and cpu-sysemu.c
+ *
+ *  Copyright (c) 2003 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef I386_CPU_INTERNAL_H
+#define I386_CPU_INTERNAL_H
+
+typedef enum FeatureWordType {
+   CPUID_FEATURE_WORD,
+   MSR_FEATURE_WORD,
+} FeatureWordType;
+
+typedef struct FeatureWordInfo {
+    FeatureWordType type;
+    /* feature flags names are taken from "Intel Processor Identification and
+     * the CPUID Instruction" and AMD's "CPUID Specification".
+     * In cases of disagreement between feature naming conventions,
+     * aliases may be added.
+     */
+    const char *feat_names[64];
+    union {
+        /* If type==CPUID_FEATURE_WORD */
+        struct {
+            uint32_t eax;   /* Input EAX for CPUID */
+            bool needs_ecx; /* CPUID instruction uses ECX as input */
+            uint32_t ecx;   /* Input ECX value for CPUID */
+            int reg;        /* output register (R_* constant) */
+        } cpuid;
+        /* If type==MSR_FEATURE_WORD */
+        struct {
+            uint32_t index;
+        } msr;
+    };
+    uint64_t tcg_features; /* Feature flags supported by TCG */
+    uint64_t unmigratable_flags; /* Feature flags known to be unmigratable */
+    uint64_t migratable_flags; /* Feature flags known to be migratable */
+    /* Features that shouldn't be auto-enabled by "-cpu host" */
+    uint64_t no_autoenable_flags;
+} FeatureWordInfo;
+
+extern FeatureWordInfo feature_word_info[];
+
+void x86_cpu_expand_features(X86CPU *cpu, Error **errp);
+
+#ifndef CONFIG_USER_ONLY
+GuestPanicInformation *x86_cpu_get_crash_info(CPUState *cs);
+void x86_cpu_get_crash_info_qom(Object *obj, Visitor *v,
+                                const char *name, void *opaque, Error **errp);
+
+void x86_cpu_apic_create(X86CPU *cpu, Error **errp);
+void x86_cpu_apic_realize(X86CPU *cpu, Error **errp);
+void x86_cpu_machine_reset_cb(void *opaque);
+#endif /* !CONFIG_USER_ONLY */
+
+#endif /* I386_CPU_INTERNAL_H */