Commit | Line | Data |
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2afd826b JA |
1 | #ifndef FIO_OS_APPLE_H |
2 | #define FIO_OS_APPLE_H | |
3 | ||
cca84643 JA |
4 | #define FIO_OS os_mac |
5 | ||
2afd826b | 6 | #include <errno.h> |
7e8ad197 | 7 | #include <fcntl.h> |
c64646f0 | 8 | #include <sys/disk.h> |
2afd826b | 9 | #include <sys/sysctl.h> |
9b836561 BC |
10 | #include <sys/time.h> |
11 | #include <unistd.h> | |
12 | #include <signal.h> | |
3dee087c | 13 | #include <mach/mach_init.h> |
ff245192 JA |
14 | #include <machine/endian.h> |
15 | #include <libkern/OSByteOrder.h> | |
2afd826b | 16 | |
e2e58886 JA |
17 | #include "../file.h" |
18 | ||
2afd826b JA |
19 | #ifndef CLOCK_MONOTONIC |
20 | #define CLOCK_MONOTONIC 1 | |
21 | #endif | |
22 | ||
23 | #ifndef CLOCK_REALTIME | |
24 | #define CLOCK_REALTIME 1 | |
25 | #endif | |
26 | ||
53531370 | 27 | #define FIO_USE_GENERIC_RAND |
93bcfd20 | 28 | #define FIO_USE_GENERIC_INIT_RANDOM_STATE |
e8d588e4 | 29 | #define FIO_HAVE_GETTID |
b42ffd19 | 30 | #define FIO_HAVE_CHARDEV_SIZE |
2afd826b JA |
31 | |
32 | #define OS_MAP_ANON MAP_ANON | |
33 | ||
ff245192 JA |
34 | #if defined(__LITTLE_ENDIAN__) |
35 | #define FIO_LITTLE_ENDIAN | |
36 | #elif defined(__BIG_ENDIAN__) | |
37 | #define FIO_BIG_ENDIAN | |
38 | #else | |
39 | #error "Undefined byte order" | |
40 | #endif | |
41 | ||
42 | #define fio_swap16(x) OSSwapInt16(x) | |
43 | #define fio_swap32(x) OSSwapInt32(x) | |
44 | #define fio_swap64(x) OSSwapInt64(x) | |
45 | ||
fca70358 JA |
46 | /* |
47 | * OSX has a pitifully small shared memory segment by default, | |
48 | * so default to a lower number of max jobs supported | |
49 | */ | |
50 | #define FIO_MAX_JOBS 128 | |
51 | ||
331539ac | 52 | typedef off_t off64_t; |
2afd826b | 53 | |
9b836561 BC |
54 | /* OS X as of 10.6 doesn't have the timer_* functions. |
55 | * Emulate the functionality using setitimer and sigaction here | |
56 | */ | |
57 | ||
58 | #define MAX_TIMERS 64 | |
59 | ||
60 | typedef unsigned int clockid_t; | |
61 | typedef unsigned int timer_t; | |
62 | ||
63 | struct itimerspec { | |
64 | struct timespec it_value; | |
65 | struct timespec it_interval; | |
66 | }; | |
67 | ||
68 | static struct sigevent fio_timers[MAX_TIMERS]; | |
69 | static unsigned int num_timers = 0; | |
70 | ||
9b836561 BC |
71 | static void sig_alrm(int signum) |
72 | { | |
73 | union sigval sv; | |
74 | ||
75 | for (int i = 0; i < num_timers; i++) { | |
76 | if (fio_timers[i].sigev_notify_function == NULL) | |
77 | continue; | |
78 | ||
79 | if (fio_timers[i].sigev_notify == SIGEV_THREAD) | |
80 | fio_timers[i].sigev_notify_function(sv); | |
81 | else if (fio_timers[i].sigev_notify == SIGEV_SIGNAL) | |
82 | kill(getpid(), fio_timers[i].sigev_signo); | |
83 | } | |
84 | } | |
85 | ||
86 | static inline int timer_settime(timer_t timerid, int flags, | |
0c4ce7ce JA |
87 | const struct itimerspec *value, |
88 | struct itimerspec *ovalue) | |
9b836561 BC |
89 | { |
90 | struct sigaction sa; | |
91 | struct itimerval tv; | |
92 | struct itimerval tv_out; | |
93 | int rc; | |
94 | ||
95 | tv.it_interval.tv_sec = value->it_interval.tv_sec; | |
96 | tv.it_interval.tv_usec = value->it_interval.tv_nsec / 1000; | |
97 | ||
98 | tv.it_value.tv_sec = value->it_value.tv_sec; | |
99 | tv.it_value.tv_usec = value->it_value.tv_nsec / 1000; | |
100 | ||
101 | sa.sa_handler = sig_alrm; | |
102 | sigemptyset(&sa.sa_mask); | |
103 | sa.sa_flags = 0; | |
104 | ||
105 | rc = sigaction(SIGALRM, &sa, NULL); | |
106 | ||
107 | if (!rc) | |
108 | rc = setitimer(ITIMER_REAL, &tv, &tv_out); | |
109 | ||
110 | if (!rc && ovalue != NULL) { | |
111 | ovalue->it_interval.tv_sec = tv_out.it_interval.tv_sec; | |
112 | ovalue->it_interval.tv_nsec = tv_out.it_interval.tv_usec * 1000; | |
113 | ovalue->it_value.tv_sec = tv_out.it_value.tv_sec; | |
114 | ovalue->it_value.tv_nsec = tv_out.it_value.tv_usec * 1000; | |
115 | } | |
116 | ||
117 | return rc; | |
118 | } | |
119 | ||
120 | static inline int timer_delete(timer_t timer) | |
121 | { | |
122 | return 0; | |
123 | } | |
124 | ||
7e8ad197 SN |
125 | #define FIO_OS_DIRECTIO |
126 | static inline int fio_set_odirect(int fd) | |
127 | { | |
128 | if (fcntl(fd, F_NOCACHE, 1) == -1) | |
129 | return errno; | |
130 | return 0; | |
131 | } | |
132 | ||
c64646f0 SN |
133 | static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes) |
134 | { | |
79d73100 JA |
135 | uint32_t block_size; |
136 | uint64_t block_count; | |
137 | ||
138 | if (ioctl(f->fd, DKIOCGETBLOCKCOUNT, &block_count) == -1) | |
c64646f0 | 139 | return errno; |
79d73100 | 140 | if (ioctl(f->fd, DKIOCGETBLOCKSIZE, &block_size) == -1) |
c64646f0 | 141 | return errno; |
79d73100 JA |
142 | |
143 | *bytes = block_size; | |
144 | *bytes *= block_count; | |
145 | return 0; | |
c64646f0 SN |
146 | } |
147 | ||
b42ffd19 JA |
148 | static inline int chardev_size(struct fio_file *f, unsigned long long *bytes) |
149 | { | |
150 | /* | |
151 | * Could be a raw block device, this is better than just assuming | |
152 | * we can't get the size at all. | |
153 | */ | |
154 | if (!blockdev_size(f, bytes)) | |
155 | return 0; | |
156 | ||
157 | *bytes = -1ULL; | |
158 | return 0; | |
159 | } | |
160 | ||
9b836561 | 161 | static inline int blockdev_invalidate_cache(struct fio_file *f) |
2afd826b JA |
162 | { |
163 | return EINVAL; | |
164 | } | |
165 | ||
166 | static inline unsigned long long os_phys_mem(void) | |
167 | { | |
168 | int mib[2] = { CTL_HW, HW_PHYSMEM }; | |
169 | unsigned long long mem; | |
170 | size_t len = sizeof(mem); | |
171 | ||
172 | sysctl(mib, 2, &mem, &len, NULL, 0); | |
173 | return mem; | |
174 | } | |
e8d588e4 JA |
175 | |
176 | static inline int gettid(void) | |
177 | { | |
178 | return mach_thread_self(); | |
179 | } | |
2afd826b | 180 | #endif |