LXR uboot/arch/x86/include/asm/posix

   1#ifndef __ARCH_I386_POSIX_TYPES_H
   2#define __ARCH_I386_POSIX_TYPES_H
   3
   4/*
   5 * This file is generally used by user-level software, so you need to
   6 * be a little careful about namespace pollution etc.  Also, we cannot
   7 * assume GCC is being used.
   8 */
   9
  10typedef unsigned short  __kernel_dev_t;
  11typedef unsigned long   __kernel_ino_t;
  12typedef unsigned short  __kernel_mode_t;
  13typedef unsigned short  __kernel_nlink_t;
  14typedef long            __kernel_off_t;
  15typedef int             __kernel_pid_t;
  16typedef unsigned short  __kernel_ipc_pid_t;
  17typedef unsigned short  __kernel_uid_t;
  18typedef unsigned short  __kernel_gid_t;
  19/* checking against __x86_64__ covers both 64-bit EFI stub and 64-bit U-Boot */
  20#if defined(__x86_64__)
  21typedef unsigned long   __kernel_size_t;
  22typedef long            __kernel_ssize_t;
  23#else
  24typedef unsigned int    __kernel_size_t;
  25typedef int             __kernel_ssize_t;
  26#endif
  27typedef int             __kernel_ptrdiff_t;
  28typedef long            __kernel_time_t;
  29typedef long            __kernel_suseconds_t;
  30typedef long            __kernel_clock_t;
  31typedef int             __kernel_daddr_t;
  32typedef char *          __kernel_caddr_t;
  33typedef unsigned short  __kernel_uid16_t;
  34typedef unsigned short  __kernel_gid16_t;
  35typedef unsigned int    __kernel_uid32_t;
  36typedef unsigned int    __kernel_gid32_t;
  37
  38typedef unsigned short  __kernel_old_uid_t;
  39typedef unsigned short  __kernel_old_gid_t;
  40
  41#ifdef __GNUC__
  42typedef long long       __kernel_loff_t;
  43#endif
  44
  45typedef struct {
  46#if defined(__KERNEL__) || defined(__USE_ALL)
  47        int     val[2];
  48#else /* !defined(__KERNEL__) && !defined(__USE_ALL) */
  49        int     __val[2];
  50#endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */
  51} __kernel_fsid_t;
  52
  53#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
  54
  55#undef  __FD_SET
  56#define __FD_SET(fd,fdsetp) \
  57                __asm__ __volatile__("btsl %1,%0": \
  58                        "=m" (*(__kernel_fd_set *) (fdsetp)):"r" ((int) (fd)))
  59
  60#undef  __FD_CLR
  61#define __FD_CLR(fd,fdsetp) \
  62                __asm__ __volatile__("btrl %1,%0": \
  63                        "=m" (*(__kernel_fd_set *) (fdsetp)):"r" ((int) (fd)))
  64
  65#undef  __FD_ISSET
  66#define __FD_ISSET(fd,fdsetp) (__extension__ ({ \
  67                unsigned char __result; \
  68                __asm__ __volatile__("btl %1,%2 ; setb %0" \
  69                        :"=q" (__result) :"r" ((int) (fd)), \
  70                        "m" (*(__kernel_fd_set *) (fdsetp))); \
  71                __result; }))
  72
  73#undef  __FD_ZERO
  74#define __FD_ZERO(fdsetp) \
  75do { \
  76        int __d0, __d1; \
  77        __asm__ __volatile__("cld ; rep ; stosl" \
  78                        :"=m" (*(__kernel_fd_set *) (fdsetp)), \
  79                          "=&c" (__d0), "=&D" (__d1) \
  80                        :"a" (0), "1" (__FDSET_LONGS), \
  81                        "2" ((__kernel_fd_set *) (fdsetp)) : "memory"); \
  82} while (0)
  83
  84#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
  85
  86#endif
  87