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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"
struct userspace_mem_region {
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 list_head list;
};
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 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 list_head userspace_mem_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;
};
struct vcpu *vcpu_find(struct kvm_vm *vm, uint32_t vcpuid);
/*
* 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.
*/
void virt_dump(FILE *stream, struct kvm_vm *vm, uint8_t indent);
/*
* Register Dump
*
* Input Args:
* stream - Output FILE stream
* regs - Registers
* indent - Left margin indent amount
*
* Output Args: None
*
* Return: None
*
* Dumps the state of the registers given by @regs, to the FILE stream
* given by @stream.
*/
void regs_dump(FILE *stream, struct kvm_regs *regs, uint8_t indent);
/*
* System Register Dump
*
* Input Args:
* stream - Output FILE stream
* sregs - System registers
* indent - Left margin indent amount
*
* Output Args: None
*
* Return: None
*
* Dumps the state of the system registers given by @sregs, to the FILE stream
* given by @stream.
*/
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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