1 /* 2 * Copyright 2013, Michael Ellerman, IBM Corp. 3 * Licensed under GPLv2. 4 */ 5 6 #ifndef _SELFTESTS_POWERPC_UTILS_H 7 #define _SELFTESTS_POWERPC_UTILS_H 8 9 #define __cacheline_aligned __attribute__((aligned(128))) 10 11 #include <stdint.h> 12 #include <stdbool.h> 13 #include <linux/auxvec.h> 14 #include "reg.h" 15 16 /* Avoid headaches with PRI?64 - just use %ll? always */ 17 typedef unsigned long long u64; 18 typedef signed long long s64; 19 20 /* Just for familiarity */ 21 typedef uint32_t u32; 22 typedef uint16_t u16; 23 typedef uint8_t u8; 24 25 26 int test_harness(int (test_function)(void), char *name); 27 extern void *get_auxv_entry(int type); 28 int pick_online_cpu(void); 29 have_hwcap(unsigned long ftr)30static inline bool have_hwcap(unsigned long ftr) 31 { 32 return ((unsigned long)get_auxv_entry(AT_HWCAP) & ftr) == ftr; 33 } 34 have_hwcap2(unsigned long ftr2)35static inline bool have_hwcap2(unsigned long ftr2) 36 { 37 return ((unsigned long)get_auxv_entry(AT_HWCAP2) & ftr2) == ftr2; 38 } 39 40 /* Yes, this is evil */ 41 #define FAIL_IF(x) \ 42 do { \ 43 if ((x)) { \ 44 fprintf(stderr, \ 45 "[FAIL] Test FAILED on line %d\n", __LINE__); \ 46 return 1; \ 47 } \ 48 } while (0) 49 50 /* The test harness uses this, yes it's gross */ 51 #define MAGIC_SKIP_RETURN_VALUE 99 52 53 #define SKIP_IF(x) \ 54 do { \ 55 if ((x)) { \ 56 fprintf(stderr, \ 57 "[SKIP] Test skipped on line %d\n", __LINE__); \ 58 return MAGIC_SKIP_RETURN_VALUE; \ 59 } \ 60 } while (0) 61 62 #define _str(s) #s 63 #define str(s) _str(s) 64 65 /* POWER9 feature */ 66 #ifndef PPC_FEATURE2_ARCH_3_00 67 #define PPC_FEATURE2_ARCH_3_00 0x00800000 68 #endif 69 70 #endif /* _SELFTESTS_POWERPC_UTILS_H */ 71