/*
|
* tools/testing/selftests/kvm/lib/kvm_util.c
|
*
|
* Copyright (C) 2018, Google LLC.
|
*
|
* This work is licensed under the terms of the GNU GPL, version 2.
|
*/
|
|
#ifndef KVM_UTIL_INTERNAL_H
|
#define KVM_UTIL_INTERNAL_H 1
|
|
#include "sparsebit.h"
|
|
#ifndef BITS_PER_BYTE
|
#define BITS_PER_BYTE 8
|
#endif
|
|
#ifndef BITS_PER_LONG
|
#define BITS_PER_LONG (BITS_PER_BYTE * sizeof(long))
|
#endif
|
|
#define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
|
#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_LONG)
|
|
/* Concrete definition of struct kvm_vm. */
|
struct userspace_mem_region {
|
struct userspace_mem_region *next, *prev;
|
struct kvm_userspace_memory_region region;
|
struct sparsebit *unused_phy_pages;
|
int fd;
|
off_t offset;
|
void *host_mem;
|
void *mmap_start;
|
size_t mmap_size;
|
};
|
|
struct vcpu {
|
struct vcpu *next, *prev;
|
uint32_t id;
|
int fd;
|
struct kvm_run *state;
|
};
|
|
struct kvm_vm {
|
int mode;
|
int kvm_fd;
|
int fd;
|
unsigned int page_size;
|
unsigned int page_shift;
|
uint64_t max_gfn;
|
struct vcpu *vcpu_head;
|
struct userspace_mem_region *userspace_mem_region_head;
|
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;
|
};
|
|
struct vcpu *vcpu_find(struct kvm_vm *vm,
|
uint32_t vcpuid);
|
void vcpu_setup(struct kvm_vm *vm, int vcpuid, int pgd_memslot, int gdt_memslot);
|
void virt_dump(FILE *stream, struct kvm_vm *vm, uint8_t indent);
|
void regs_dump(FILE *stream, struct kvm_regs *regs,
|
uint8_t indent);
|
void sregs_dump(FILE *stream, struct kvm_sregs *sregs,
|
uint8_t indent);
|
|
#endif
|
