unplugged-system/external/ltp/testcases/kernel/kvm/include/kvm_guest.h

86 lines
2.4 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2021 SUSE LLC <mdoucha@suse.cz>
*
* Minimal test library for KVM tests
*/
#ifndef KVM_GUEST_H_
#define KVM_GUEST_H_
/* The main LTP include dir is intentionally excluded during payload build */
#include "../../../../include/tst_res_flags.h"
#undef TERRNO
#undef TTERRNO
#undef TRERRNO
#define TST_TEST_TCONF(message) \
void main(void) { tst_brk(TCONF, message); }
#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
/* Round x up to the next multiple of a.
* a must be a power of 2.
*/
#define LTP_ALIGN(x, a) __LTP_ALIGN_MASK((x), (typeof(x))(a) - 1)
#define __LTP_ALIGN_MASK(x, mask) (((x) + (mask)) & ~(mask))
#define INTERRUPT_COUNT 32
typedef unsigned long size_t;
typedef long ssize_t;
typedef signed char int8_t;
typedef unsigned char uint8_t;
typedef short int16_t;
typedef unsigned short uint16_t;
typedef int int32_t;
typedef unsigned int uint32_t;
typedef long long int64_t;
typedef unsigned long long uint64_t;
typedef unsigned long uintptr_t;
#define NULL ((void *)0)
void *memset(void *dest, int val, size_t size);
void *memzero(void *dest, size_t size);
void *memcpy(void *dest, const void *src, size_t size);
char *strcpy(char *dest, const char *src);
char *strcat(char *dest, const char *src);
size_t strlen(const char *str);
/* Exit the VM by looping on a HLT instruction forever */
void kvm_exit(void) __attribute__((noreturn));
/* Exit the VM using the HLT instruction but allow resume */
void kvm_yield(void);
void tst_res_(const char *file, const int lineno, int result,
const char *message);
#define tst_res(result, msg) tst_res_(__FILE__, __LINE__, (result), (msg))
void tst_brk_(const char *file, const int lineno, int result,
const char *message) __attribute__((noreturn));
#define tst_brk(result, msg) tst_brk_(__FILE__, __LINE__, (result), (msg))
void *tst_heap_alloc_aligned(size_t size, size_t align);
void *tst_heap_alloc(size_t size);
/* Arch dependent: */
struct kvm_interrupt_frame;
typedef int (*tst_interrupt_callback)(void *userdata,
struct kvm_interrupt_frame *ifrm, unsigned long errcode);
extern const char *tst_interrupt_names[INTERRUPT_COUNT];
void tst_set_interrupt_callback(unsigned int vector,
tst_interrupt_callback func, void *userdata);
/* Get the instruction pointer from interrupt frame */
uintptr_t kvm_get_interrupt_ip(const struct kvm_interrupt_frame *ifrm);
#endif /* KVM_GUEST_H_ */