linux_dsm_epyc7002/tools/testing/selftests/powerpc/utils.h
Michael Ellerman d1301afd71 selftests/powerpc: Move pick_online_cpu() up into utils.c
We want to use this in another test, so make it available at the top of
the powerpc selftests tree.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2015-12-17 10:46:41 +11:00

58 lines
1.2 KiB
C

/*
* Copyright 2013, Michael Ellerman, IBM Corp.
* Licensed under GPLv2.
*/
#ifndef _SELFTESTS_POWERPC_UTILS_H
#define _SELFTESTS_POWERPC_UTILS_H
#include <stdint.h>
#include <stdbool.h>
#include <linux/auxvec.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;
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_hwcap2(unsigned long ftr2)
{
return ((unsigned long)get_auxv_entry(AT_HWCAP2) & ftr2) == ftr2;
}
/* 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)
#endif /* _SELFTESTS_POWERPC_UTILS_H */