/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* tools/testing/selftests/kvm/lib/kvm_util_internal.h
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*
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* Copyright (C) 2018, Google LLC.
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*/
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#ifndef SELFTEST_KVM_UTIL_INTERNAL_H
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#define SELFTEST_KVM_UTIL_INTERNAL_H
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#include "sparsebit.h"
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#define KVM_DEV_PATH "/dev/kvm"
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struct userspace_mem_region {
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struct kvm_userspace_memory_region region;
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struct sparsebit *unused_phy_pages;
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int fd;
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off_t offset;
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void *host_mem;
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void *mmap_start;
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size_t mmap_size;
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struct list_head list;
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};
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struct vcpu {
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struct list_head list;
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uint32_t id;
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int fd;
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struct kvm_run *state;
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};
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struct kvm_vm {
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int mode;
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unsigned long type;
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int kvm_fd;
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int fd;
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unsigned int pgtable_levels;
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unsigned int page_size;
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unsigned int page_shift;
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unsigned int pa_bits;
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unsigned int va_bits;
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uint64_t max_gfn;
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struct list_head vcpus;
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struct list_head userspace_mem_regions;
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struct sparsebit *vpages_valid;
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struct sparsebit *vpages_mapped;
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bool has_irqchip;
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bool pgd_created;
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vm_paddr_t pgd;
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vm_vaddr_t gdt;
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vm_vaddr_t tss;
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vm_vaddr_t idt;
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vm_vaddr_t handlers;
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};
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struct vcpu *vcpu_find(struct kvm_vm *vm, uint32_t vcpuid);
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/*
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* Virtual Translation Tables Dump
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*
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* Input Args:
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* stream - Output FILE stream
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* vm - Virtual Machine
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* indent - Left margin indent amount
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*
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* Output Args: None
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*
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* Return: None
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*
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* Dumps to the FILE stream given by @stream, the contents of all the
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* virtual translation tables for the VM given by @vm.
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*/
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void virt_dump(FILE *stream, struct kvm_vm *vm, uint8_t indent);
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/*
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* Register Dump
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*
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* Input Args:
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* stream - Output FILE stream
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* regs - Registers
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* indent - Left margin indent amount
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*
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* Output Args: None
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*
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* Return: None
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*
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* Dumps the state of the registers given by @regs, to the FILE stream
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* given by @stream.
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*/
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void regs_dump(FILE *stream, struct kvm_regs *regs, uint8_t indent);
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/*
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* System Register Dump
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*
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* Input Args:
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* stream - Output FILE stream
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* sregs - System registers
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* indent - Left margin indent amount
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*
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* Output Args: None
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*
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* Return: None
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*
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* Dumps the state of the system registers given by @sregs, to the FILE stream
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* given by @stream.
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*/
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void sregs_dump(FILE *stream, struct kvm_sregs *sregs, uint8_t indent);
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struct userspace_mem_region *
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memslot2region(struct kvm_vm *vm, uint32_t memslot);
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#endif /* SELFTEST_KVM_UTIL_INTERNAL_H */
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