1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * tools/testing/selftests/kvm/lib/kvm_util_internal.h
5 * Copyright (C) 2018, Google LLC.
8 #ifndef SELFTEST_KVM_UTIL_INTERNAL_H
9 #define SELFTEST_KVM_UTIL_INTERNAL_H
11 #include "sparsebit.h"
13 #define KVM_DEV_PATH "/dev/kvm"
16 #define BITS_PER_BYTE 8
20 #define BITS_PER_LONG (BITS_PER_BYTE * sizeof(long))
23 #define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
24 #define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_LONG)
26 struct userspace_mem_region {
27 struct userspace_mem_region *next, *prev;
28 struct kvm_userspace_memory_region region;
29 struct sparsebit *unused_phy_pages;
38 struct vcpu *next, *prev;
41 struct kvm_run *state;
49 unsigned int pgtable_levels;
50 unsigned int page_size;
51 unsigned int page_shift;
55 struct vcpu *vcpu_head;
56 struct userspace_mem_region *userspace_mem_region_head;
57 struct sparsebit *vpages_valid;
58 struct sparsebit *vpages_mapped;
66 struct vcpu *vcpu_find(struct kvm_vm *vm, uint32_t vcpuid);
67 void vcpu_setup(struct kvm_vm *vm, int vcpuid, int pgd_memslot,
69 void virt_dump(FILE *stream, struct kvm_vm *vm, uint8_t indent);
70 void regs_dump(FILE *stream, struct kvm_regs *regs, uint8_t indent);
71 void sregs_dump(FILE *stream, struct kvm_sregs *sregs, uint8_t indent);
73 #endif /* SELFTEST_KVM_UTIL_INTERNAL_H */