Release 4.10 tools/testing/selftests/powerpc/include/utils.h

/*
 * 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);
extern 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;
}

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#ifdef AT_HWCAP2


static inline bool have_hwcap2(unsigned long ftr2)
{
	return ((unsigned long)get_auxv_entry(AT_HWCAP2) & ftr2) == ftr2;
}
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#else


static inline bool have_hwcap2(unsigned long ftr2)
{
	return false;
}
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#endif

/* 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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Directory: tools/testing/selftests/powerpc/include

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