diff options
Diffstat (limited to 'tools/testing/selftests/kvm/include/kvm_util_base.h')
| -rw-r--r-- | tools/testing/selftests/kvm/include/kvm_util_base.h | 97 |
1 files changed, 90 insertions, 7 deletions
diff --git a/tools/testing/selftests/kvm/include/kvm_util_base.h b/tools/testing/selftests/kvm/include/kvm_util_base.h index f5bfdf0b4548..c0199f3b59bb 100644 --- a/tools/testing/selftests/kvm/include/kvm_util_base.h +++ b/tools/testing/selftests/kvm/include/kvm_util_base.h @@ -9,9 +9,13 @@ #include "test_util.h" -#include "asm/kvm.h" +#include <linux/compiler.h> +#include "linux/hashtable.h" #include "linux/list.h" -#include "linux/kvm.h" +#include <linux/kernel.h> +#include <linux/kvm.h> +#include "linux/rbtree.h" + #include <sys/ioctl.h> #include "sparsebit.h" @@ -21,14 +25,93 @@ #define NSEC_PER_SEC 1000000000L +typedef uint64_t vm_paddr_t; /* Virtual Machine (Guest) physical address */ +typedef uint64_t vm_vaddr_t; /* Virtual Machine (Guest) virtual address */ + +struct userspace_mem_region { + struct kvm_userspace_memory_region region; + struct sparsebit *unused_phy_pages; + int fd; + off_t offset; + void *host_mem; + void *host_alias; + void *mmap_start; + void *mmap_alias; + size_t mmap_size; + struct rb_node gpa_node; + struct rb_node hva_node; + struct hlist_node slot_node; +}; + +struct vcpu { + struct list_head list; + uint32_t id; + int fd; + struct kvm_run *state; + struct kvm_dirty_gfn *dirty_gfns; + uint32_t fetch_index; + uint32_t dirty_gfns_count; +}; + +struct userspace_mem_regions { + struct rb_root gpa_tree; + struct rb_root hva_tree; + DECLARE_HASHTABLE(slot_hash, 9); +}; + +struct kvm_vm { + int mode; + unsigned long type; + int kvm_fd; + int fd; + unsigned int pgtable_levels; + unsigned int page_size; + unsigned int page_shift; + unsigned int pa_bits; + unsigned int va_bits; + uint64_t max_gfn; + struct list_head vcpus; + struct userspace_mem_regions regions; + struct sparsebit *vpages_valid; + struct sparsebit *vpages_mapped; + bool has_irqchip; + bool pgd_created; + vm_paddr_t pgd; + vm_vaddr_t gdt; + vm_vaddr_t tss; + vm_vaddr_t idt; + vm_vaddr_t handlers; + uint32_t dirty_ring_size; +}; + + +#define kvm_for_each_vcpu(vm, i, vcpu) \ + for ((i) = 0; (i) <= (vm)->last_vcpu_id; (i)++) \ + if (!((vcpu) = vm->vcpus[i])) \ + continue; \ + else + +struct vcpu *vcpu_get(struct kvm_vm *vm, uint32_t vcpuid); + /* - * Callers of kvm_util only have an incomplete/opaque description of the - * structure kvm_util is using to maintain the state of a VM. + * Virtual Translation Tables Dump + * + * Input Args: + * stream - Output FILE stream + * vm - Virtual Machine + * indent - Left margin indent amount + * + * Output Args: None + * + * Return: None + * + * Dumps to the FILE stream given by @stream, the contents of all the + * virtual translation tables for the VM given by @vm. */ -struct kvm_vm; +void virt_dump(FILE *stream, struct kvm_vm *vm, uint8_t indent); -typedef uint64_t vm_paddr_t; /* Virtual Machine (Guest) physical address */ -typedef uint64_t vm_vaddr_t; /* Virtual Machine (Guest) virtual address */ +struct userspace_mem_region * +memslot2region(struct kvm_vm *vm, uint32_t memslot); /* Minimum allocated guest virtual and physical addresses */ #define KVM_UTIL_MIN_VADDR 0x2000 |