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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* tools/testing/selftests/kvm/lib/kvm_util_internal.h
*
* Copyright (C) 2018, Google LLC.
*/
#ifndef SELFTEST_KVM_UTIL_INTERNAL_H
#define SELFTEST_KVM_UTIL_INTERNAL_H
#include "sparsebit.h"
#define KVM_DEV_PATH "/dev/kvm"
#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)
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;
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 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 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);
struct userspace_mem_region *
memslot2region(struct kvm_vm *vm, uint32_t memslot);
#endif /* SELFTEST_KVM_UTIL_INTERNAL_H */
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