diff options
Diffstat (limited to 'os/os-android.h')
| -rw-r--r-- | os/os-android.h | 308 |
1 files changed, 0 insertions, 308 deletions
diff --git a/os/os-android.h b/os/os-android.h deleted file mode 100644 index 1c3eb7db..00000000 --- a/os/os-android.h +++ /dev/null @@ -1,308 +0,0 @@ -#ifndef FIO_OS_ANDROID_H -#define FIO_OS_ANDROID_H - -#define FIO_OS os_android - -#include <sys/ioctl.h> -#include <sys/mman.h> -#include <sys/uio.h> -#include <sys/syscall.h> -#include <sys/vfs.h> -#include <unistd.h> -#include <fcntl.h> -#include <errno.h> -#include <sched.h> -#include <linux/unistd.h> -#include <linux/major.h> -#include <asm/byteorder.h> - -#include "./os-linux-syscall.h" -#include "binject.h" -#include "../file.h" - -#ifndef __has_builtin // Optional of course. - #define __has_builtin(x) 0 // Compatibility with non-clang compilers. -#endif - -#define FIO_HAVE_DISK_UTIL -#define FIO_HAVE_IOSCHED_SWITCH -#define FIO_HAVE_IOPRIO -#define FIO_HAVE_IOPRIO_CLASS -#define FIO_HAVE_ODIRECT -#define FIO_HAVE_HUGETLB -#define FIO_HAVE_BLKTRACE -#define FIO_HAVE_CL_SIZE -#define FIO_HAVE_FS_STAT -#define FIO_HAVE_TRIM -#define FIO_HAVE_GETTID -#define FIO_USE_GENERIC_INIT_RANDOM_STATE -#define FIO_HAVE_E4_ENG -#define FIO_HAVE_BYTEORDER_FUNCS -#define FIO_HAVE_MMAP_HUGE -#define FIO_NO_HAVE_SHM_H - -#define OS_MAP_ANON MAP_ANONYMOUS - -#ifndef POSIX_MADV_DONTNEED -#define posix_madvise madvise -#define POSIX_MADV_DONTNEED MADV_DONTNEED -#define POSIX_MADV_SEQUENTIAL MADV_SEQUENTIAL -#define POSIX_MADV_RANDOM MADV_RANDOM -#endif - -#ifdef MADV_REMOVE -#define FIO_MADV_FREE MADV_REMOVE -#endif -#ifndef MAP_HUGETLB -#define MAP_HUGETLB 0x40000 /* arch specific */ -#endif - -#ifndef CONFIG_NO_SHM -/* - * The Android NDK doesn't currently export <sys/shm.h>, so define the - * necessary stuff here. - */ - -#if __ANDROID_API__ >= 26 -#define shmat bionic_shmat -#define shmctl bionic_shmctl -#define shmdt bionic_shmdt -#define shmget bionic_shmget -#endif -#include <sys/shm.h> -#undef shmat -#undef shmctl -#undef shmdt -#undef shmget - -#define SHM_HUGETLB 04000 - -#include <stdio.h> -#include <linux/ashmem.h> - -#define ASHMEM_DEVICE "/dev/ashmem" - -static inline int shmctl (int __shmid, int __cmd, struct shmid_ds *__buf) -{ - int ret=0; - if (__cmd == IPC_RMID) - { - int length = ioctl(__shmid, ASHMEM_GET_SIZE, NULL); - struct ashmem_pin pin = {0 , length}; - ret = ioctl(__shmid, ASHMEM_UNPIN, &pin); - close(__shmid); - } - return ret; -} - -static inline int shmget (key_t __key, size_t __size, int __shmflg) -{ - int fd,ret; - char keybuf[11]; - - fd = open(ASHMEM_DEVICE, O_RDWR); - if (fd < 0) - return fd; - - sprintf(keybuf,"%d",__key); - ret = ioctl(fd, ASHMEM_SET_NAME, keybuf); - if (ret < 0) - goto error; - - ret = ioctl(fd, ASHMEM_SET_SIZE, __size); - if (ret < 0) - goto error; - - return fd; - -error: - close(fd); - return ret; -} - -static inline void *shmat (int __shmid, const void *__shmaddr, int __shmflg) -{ - size_t *ptr, size = ioctl(__shmid, ASHMEM_GET_SIZE, NULL); - ptr = mmap(NULL, size + sizeof(size_t), PROT_READ | PROT_WRITE, MAP_SHARED, __shmid, 0); - *ptr = size; //save size at beginning of buffer, for use with munmap - return &ptr[1]; -} - -static inline int shmdt (const void *__shmaddr) -{ - size_t *ptr, size; - ptr = (size_t *)__shmaddr; - ptr--; - size = *ptr; //find mmap size which we stored at the beginning of the buffer - return munmap((void *)ptr, size + sizeof(size_t)); -} -#endif - -#define SPLICE_DEF_SIZE (64*1024) - -enum { - IOPRIO_CLASS_NONE, - IOPRIO_CLASS_RT, - IOPRIO_CLASS_BE, - IOPRIO_CLASS_IDLE, -}; - -enum { - IOPRIO_WHO_PROCESS = 1, - IOPRIO_WHO_PGRP, - IOPRIO_WHO_USER, -}; - -#define IOPRIO_BITS 16 -#define IOPRIO_CLASS_SHIFT 13 - -#define IOPRIO_MIN_PRIO 0 /* highest priority */ -#define IOPRIO_MAX_PRIO 7 /* lowest priority */ - -#define IOPRIO_MIN_PRIO_CLASS 0 -#define IOPRIO_MAX_PRIO_CLASS 3 - -static inline int ioprio_set(int which, int who, int ioprio_class, int ioprio) -{ - /* - * If no class is set, assume BE - */ - if (!ioprio_class) - ioprio_class = IOPRIO_CLASS_BE; - - ioprio |= ioprio_class << IOPRIO_CLASS_SHIFT; - return syscall(__NR_ioprio_set, which, who, ioprio); -} - -#ifndef BLKGETSIZE64 -#define BLKGETSIZE64 _IOR(0x12,114,size_t) -#endif - -#ifndef BLKFLSBUF -#define BLKFLSBUF _IO(0x12,97) -#endif - -#ifndef BLKDISCARD -#define BLKDISCARD _IO(0x12,119) -#endif - -static inline int blockdev_invalidate_cache(struct fio_file *f) -{ - return ioctl(f->fd, BLKFLSBUF); -} - -static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes) -{ - if (!ioctl(f->fd, BLKGETSIZE64, bytes)) - return 0; - - return errno; -} - -static inline unsigned long long os_phys_mem(void) -{ - long pagesize, pages; - - pagesize = sysconf(_SC_PAGESIZE); - pages = sysconf(_SC_PHYS_PAGES); - if (pages == -1 || pagesize == -1) - return 0; - - return (unsigned long long) pages * (unsigned long long) pagesize; -} - -typedef struct { unsigned short r[3]; } os_random_state_t; - -static inline void os_random_seed(unsigned long seed, os_random_state_t *rs) -{ - rs->r[0] = seed & 0xffff; - seed >>= 16; - rs->r[1] = seed & 0xffff; - seed >>= 16; - rs->r[2] = seed & 0xffff; - seed48(rs->r); -} - -static inline long os_random_long(os_random_state_t *rs) -{ - return nrand48(rs->r); -} - -#ifdef O_NOATIME -#define FIO_O_NOATIME O_NOATIME -#else -#define FIO_O_NOATIME 0 -#endif - -/* Check for GCC or Clang byte swap intrinsics */ -#if (__has_builtin(__builtin_bswap16) && __has_builtin(__builtin_bswap32) \ - && __has_builtin(__builtin_bswap64)) || (__GNUC__ > 4 \ - || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)) /* fio_swapN */ -#define fio_swap16(x) __builtin_bswap16(x) -#define fio_swap32(x) __builtin_bswap32(x) -#define fio_swap64(x) __builtin_bswap64(x) -#else -#include <byteswap.h> -#define fio_swap16(x) bswap_16(x) -#define fio_swap32(x) bswap_32(x) -#define fio_swap64(x) bswap_64(x) -#endif /* fio_swapN */ - -#define CACHE_LINE_FILE \ - "/sys/devices/system/cpu/cpu0/cache/index0/coherency_line_size" - -static inline int arch_cache_line_size(void) -{ - char size[32]; - int fd, ret; - - fd = open(CACHE_LINE_FILE, O_RDONLY); - if (fd < 0) - return -1; - - ret = read(fd, size, sizeof(size)); - - close(fd); - - if (ret <= 0) - return -1; - else - return atoi(size); -} - -static inline unsigned long long get_fs_free_size(const char *path) -{ - unsigned long long ret; - struct statfs s; - - if (statfs(path, &s) < 0) - return -1ULL; - - ret = s.f_bsize; - ret *= (unsigned long long) s.f_bfree; - return ret; -} - -static inline int os_trim(int fd, unsigned long long start, - unsigned long long len) -{ - uint64_t range[2]; - - range[0] = start; - range[1] = len; - - if (!ioctl(fd, BLKDISCARD, range)) - return 0; - - return errno; -} - -#ifdef CONFIG_SCHED_IDLE -static inline int fio_set_sched_idle(void) -{ - struct sched_param p = { .sched_priority = 0, }; - return sched_setscheduler(gettid(), SCHED_IDLE, &p); -} -#endif - -#endif |