#ifndef QEMU_KVM_H
#define QEMU_KVM_H
-#include "config.h"
-#include "sys-queue.h"
+#include <errno.h>
+#include "config-host.h"
+#include "qemu-queue.h"
#ifdef CONFIG_KVM
+#include <linux/kvm.h>
+#endif
+
extern int kvm_allowed;
+#if defined CONFIG_KVM || !defined NEED_CPU_H
#define kvm_enabled() (kvm_allowed)
#else
#define kvm_enabled() (0)
struct kvm_run;
+typedef struct KVMCapabilityInfo {
+ const char *name;
+ int value;
+} KVMCapabilityInfo;
+
+#define KVM_CAP_INFO(CAP) { "KVM_CAP_" stringify(CAP), KVM_CAP_##CAP }
+#define KVM_CAP_LAST_INFO { NULL, 0 }
+
/* external API */
-int kvm_init(int smp_cpus);
+int kvm_init(void);
+int kvm_has_sync_mmu(void);
+int kvm_has_vcpu_events(void);
+int kvm_has_robust_singlestep(void);
+int kvm_has_debugregs(void);
+int kvm_has_xsave(void);
+int kvm_has_xcrs(void);
+int kvm_has_many_ioeventfds(void);
+
+#ifdef NEED_CPU_H
int kvm_init_vcpu(CPUState *env);
-int kvm_sync_vcpus(void);
int kvm_cpu_exec(CPUState *env);
-void kvm_set_phys_mem(target_phys_addr_t start_addr,
- ram_addr_t size,
- ram_addr_t phys_offset);
-
-void kvm_physical_sync_dirty_bitmap(target_phys_addr_t start_addr, target_phys_addr_t end_addr);
-
-int kvm_log_start(target_phys_addr_t phys_addr, target_phys_addr_t len);
-int kvm_log_stop(target_phys_addr_t phys_addr, target_phys_addr_t len);
-
-int kvm_has_sync_mmu(void);
+#if !defined(CONFIG_USER_ONLY)
+void kvm_setup_guest_memory(void *start, size_t size);
int kvm_coalesce_mmio_region(target_phys_addr_t start, ram_addr_t size);
int kvm_uncoalesce_mmio_region(target_phys_addr_t start, ram_addr_t size);
+void kvm_flush_coalesced_mmio_buffer(void);
+#endif
int kvm_insert_breakpoint(CPUState *current_env, target_ulong addr,
target_ulong len, int type);
target_ulong len, int type);
void kvm_remove_all_breakpoints(CPUState *current_env);
int kvm_update_guest_debug(CPUState *env, unsigned long reinject_trap);
+#ifndef _WIN32
+int kvm_set_signal_mask(CPUState *env, const sigset_t *sigset);
+#endif
+
+int kvm_pit_in_kernel(void);
+int kvm_irqchip_in_kernel(void);
+
+int kvm_on_sigbus_vcpu(CPUState *env, int code, void *addr);
+int kvm_on_sigbus(int code, void *addr);
/* internal API */
struct KVMState;
typedef struct KVMState KVMState;
+extern KVMState *kvm_state;
int kvm_ioctl(KVMState *s, int type, ...);
/* Arch specific hooks */
-int kvm_arch_post_run(CPUState *env, struct kvm_run *run);
+extern const KVMCapabilityInfo kvm_arch_required_capabilities[];
+
+void kvm_arch_pre_run(CPUState *env, struct kvm_run *run);
+void kvm_arch_post_run(CPUState *env, struct kvm_run *run);
int kvm_arch_handle_exit(CPUState *env, struct kvm_run *run);
-int kvm_arch_pre_run(CPUState *env, struct kvm_run *run);
+int kvm_arch_process_async_events(CPUState *env);
int kvm_arch_get_registers(CPUState *env);
-int kvm_arch_put_registers(CPUState *env);
+/* state subset only touched by the VCPU itself during runtime */
+#define KVM_PUT_RUNTIME_STATE 1
+/* state subset modified during VCPU reset */
+#define KVM_PUT_RESET_STATE 2
+/* full state set, modified during initialization or on vmload */
+#define KVM_PUT_FULL_STATE 3
-int kvm_arch_init(KVMState *s, int smp_cpus);
+int kvm_arch_put_registers(CPUState *env, int level);
+
+int kvm_arch_init(KVMState *s);
int kvm_arch_init_vcpu(CPUState *env);
+void kvm_arch_reset_vcpu(CPUState *env);
+
+int kvm_arch_on_sigbus_vcpu(CPUState *env, int code, void *addr);
+int kvm_arch_on_sigbus(int code, void *addr);
+
struct kvm_guest_debug;
struct kvm_debug_exit_arch;
target_ulong pc;
target_ulong saved_insn;
int use_count;
- TAILQ_ENTRY(kvm_sw_breakpoint) entry;
+ QTAILQ_ENTRY(kvm_sw_breakpoint) entry;
};
-TAILQ_HEAD(kvm_sw_breakpoint_head, kvm_sw_breakpoint);
-
-int kvm_arch_debug(struct kvm_debug_exit_arch *arch_info);
+QTAILQ_HEAD(kvm_sw_breakpoint_head, kvm_sw_breakpoint);
struct kvm_sw_breakpoint *kvm_find_sw_breakpoint(CPUState *env,
target_ulong pc);
void kvm_arch_update_guest_debug(CPUState *env, struct kvm_guest_debug *dbg);
+bool kvm_arch_stop_on_emulation_error(CPUState *env);
+
+int kvm_check_extension(KVMState *s, unsigned int extension);
+
+uint32_t kvm_arch_get_supported_cpuid(KVMState *env, uint32_t function,
+ uint32_t index, int reg);
+void kvm_cpu_synchronize_state(CPUState *env);
+void kvm_cpu_synchronize_post_reset(CPUState *env);
+void kvm_cpu_synchronize_post_init(CPUState *env);
+
/* generic hooks - to be moved/refactored once there are more users */
-static inline void cpu_synchronize_state(CPUState *env, int modified)
+static inline void cpu_synchronize_state(CPUState *env)
+{
+ if (kvm_enabled()) {
+ kvm_cpu_synchronize_state(env);
+ }
+}
+
+static inline void cpu_synchronize_post_reset(CPUState *env)
+{
+ if (kvm_enabled()) {
+ kvm_cpu_synchronize_post_reset(env);
+ }
+}
+
+static inline void cpu_synchronize_post_init(CPUState *env)
{
if (kvm_enabled()) {
- if (modified)
- kvm_arch_put_registers(env);
- else
- kvm_arch_get_registers(env);
+ kvm_cpu_synchronize_post_init(env);
}
}
+
+#if !defined(CONFIG_USER_ONLY)
+int kvm_physical_memory_addr_from_ram(KVMState *s, ram_addr_t ram_addr,
+ target_phys_addr_t *phys_addr);
+#endif
+
+#endif
+int kvm_set_ioeventfd_mmio_long(int fd, uint32_t adr, uint32_t val, bool assign);
+
+int kvm_set_ioeventfd_pio_word(int fd, uint16_t adr, uint16_t val, bool assign);
#endif
projects / qemu.git / blobdiff