diff options
Diffstat (limited to 'tools/testing/selftests/kvm/include/kvm_util.h')
| -rw-r--r-- | tools/testing/selftests/kvm/include/kvm_util.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/include/kvm_util.h b/tools/testing/selftests/kvm/include/kvm_util.h index 010b59b13917..da2b702da71a 100644 --- a/tools/testing/selftests/kvm/include/kvm_util.h +++ b/tools/testing/selftests/kvm/include/kvm_util.h @@ -19,6 +19,8 @@ #define KVM_DEV_PATH "/dev/kvm" #define KVM_MAX_VCPUS 512 +#define NSEC_PER_SEC 1000000000L + /* * Callers of kvm_util only have an incomplete/opaque description of the * structure kvm_util is using to maintain the state of a VM. @@ -69,6 +71,15 @@ enum vm_guest_mode { #endif +#if defined(__x86_64__) +unsigned long vm_compute_max_gfn(struct kvm_vm *vm); +#else +static inline unsigned long vm_compute_max_gfn(struct kvm_vm *vm) +{ + return ((1ULL << vm->pa_bits) >> vm->page_shift) - 1; +} +#endif + #define MIN_PAGE_SIZE (1U << MIN_PAGE_SHIFT) #define PTES_PER_MIN_PAGE ptes_per_page(MIN_PAGE_SIZE) @@ -80,6 +91,7 @@ struct vm_guest_mode_params { }; extern const struct vm_guest_mode_params vm_guest_mode_params[]; +int open_path_or_exit(const char *path, int flags); int open_kvm_dev_path_or_exit(void); int kvm_check_cap(long cap); int vm_enable_cap(struct kvm_vm *vm, struct kvm_enable_cap *cap); @@ -238,6 +250,15 @@ int _kvm_device_access(int dev_fd, uint32_t group, uint64_t attr, int kvm_device_access(int dev_fd, uint32_t group, uint64_t attr, void *val, bool write); +int _vcpu_has_device_attr(struct kvm_vm *vm, uint32_t vcpuid, uint32_t group, + uint64_t attr); +int vcpu_has_device_attr(struct kvm_vm *vm, uint32_t vcpuid, uint32_t group, + uint64_t attr); +int _vcpu_access_device_attr(struct kvm_vm *vm, uint32_t vcpuid, uint32_t group, + uint64_t attr, void *val, bool write); +int vcpu_access_device_attr(struct kvm_vm *vm, uint32_t vcpuid, uint32_t group, + uint64_t attr, void *val, bool write); + const char *exit_reason_str(unsigned int exit_reason); void virt_pgd_alloc(struct kvm_vm *vm); @@ -400,4 +421,6 @@ uint64_t get_ucall(struct kvm_vm *vm, uint32_t vcpu_id, struct ucall *uc); int vm_get_stats_fd(struct kvm_vm *vm); int vcpu_get_stats_fd(struct kvm_vm *vm, uint32_t vcpuid); +uint32_t guest_get_vcpuid(void); + #endif /* SELFTEST_KVM_UTIL_H */ |