X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=kvm.h;h=243b063f92d9c4824000b05d8895f659ed999a4d;hb=e0e8384dd471376c3f815c3070f161480a28cc90;hp=0d6bf7e4cb776f639ab4576de93bd92db44267b7;hpb=e22a25c9361c44995c9241c24df0e1e2c47a56c8;p=qemu.git diff --git a/kvm.h b/kvm.h index 0d6bf7e4c..243b063f9 100644 --- a/kvm.h +++ b/kvm.h @@ -14,12 +14,17 @@ #ifndef QEMU_KVM_H #define QEMU_KVM_H -#include "config.h" -#include "sys-queue.h" +#include +#include "config-host.h" +#include "qemu-queue.h" #ifdef CONFIG_KVM +#include +#endif + extern int kvm_allowed; +#if defined CONFIG_KVM || !defined NEED_CPU_H #define kvm_enabled() (kvm_allowed) #else #define kvm_enabled() (0) @@ -27,28 +32,38 @@ extern int kvm_allowed; 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); @@ -56,11 +71,21 @@ int kvm_remove_breakpoint(CPUState *current_env, target_ulong addr, 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, ...); @@ -70,20 +95,35 @@ int kvm_vcpu_ioctl(CPUState *env, 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; @@ -91,12 +131,10 @@ struct kvm_sw_breakpoint { 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); @@ -115,16 +153,47 @@ void kvm_arch_remove_all_hw_breakpoints(void); 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