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/*
* Copyright 2013, Michael Ellerman, IBM Corp.
* Licensed under GPLv2.
*/
#ifndef _SELFTESTS_POWERPC_UTILS_H
#define _SELFTESTS_POWERPC_UTILS_H
#define __cacheline_aligned __attribute__((aligned(128)))
#include <stdint.h>
#include <stdbool.h>
#include <linux/auxvec.h>
#include "reg.h"
/* Avoid headaches with PRI?64 - just use %ll? always */
typedef unsigned long long u64;
typedef signed long long s64;
/* Just for familiarity */
typedef uint32_t u32;
typedef uint16_t u16;
typedef uint8_t u8;
void test_harness_set_timeout(uint64_t time);
int test_harness(int (test_function)(void), char *name);
int read_auxv(char *buf, ssize_t buf_size);
void *find_auxv_entry(int type, char *auxv);
void *get_auxv_entry(int type);
int pick_online_cpu(void);
static inline bool have_hwcap(unsigned long ftr)
{
return ((unsigned long)get_auxv_entry(AT_HWCAP) & ftr) == ftr;
}
#ifdef AT_HWCAP2
static inline bool have_hwcap2(unsigned long ftr2)
{
return ((unsigned long)get_auxv_entry(AT_HWCAP2) & ftr2) == ftr2;
}
#else
static inline bool have_hwcap2(unsigned long ftr2)
{
return false;
}
#endif
bool is_ppc64le(void);
/* Yes, this is evil */
#define FAIL_IF(x) \
do { \
if ((x)) { \
fprintf(stderr, \
"[FAIL] Test FAILED on line %d\n", __LINE__); \
return 1; \
} \
} while (0)
/* The test harness uses this, yes it's gross */
#define MAGIC_SKIP_RETURN_VALUE 99
#define SKIP_IF(x) \
do { \
if ((x)) { \
fprintf(stderr, \
"[SKIP] Test skipped on line %d\n", __LINE__); \
return MAGIC_SKIP_RETURN_VALUE; \
} \
} while (0)
#define _str(s) #s
#define str(s) _str(s)
/* POWER9 feature */
#ifndef PPC_FEATURE2_ARCH_3_00
#define PPC_FEATURE2_ARCH_3_00 0x00800000
#endif
#endif /* _SELFTESTS_POWERPC_UTILS_H */
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