/* 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 "linux/hashtable.h" #include "linux/rbtree.h" #include "sparsebit.h" 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; }; 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 */