LXR uboot/include/asm-avr32/posix

   1/*
   2 * Copyright (C) 2006 Atmel Corporation
   3 *
   4 * See file CREDITS for list of people who contributed to this
   5 * project.
   6 *
   7 * This program is free software; you can redistribute it and/or
   8 * modify it under the terms of the GNU General Public License as
   9 * published by the Free Software Foundation; either version 2 of
  10 * the License, or (at your option) any later version.
  11 *
  12 * This program is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 * GNU General Public License for more details.
  16 *
  17 * You should have received a copy of the GNU General Public License
  18 * along with this program; if not, write to the Free Software
  19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  20 * MA 02111-1307 USA
  21 */
  22#ifndef __ASM_AVR32_POSIX_TYPES_H
  23#define __ASM_AVR32_POSIX_TYPES_H
  24
  25/*
  26 * This file is generally used by user-level software, so you need to
  27 * be a little careful about namespace pollution etc.  Also, we cannot
  28 * assume GCC is being used.
  29 */
  30
  31typedef unsigned long   __kernel_dev_t;
  32typedef unsigned long   __kernel_ino_t;
  33typedef unsigned short  __kernel_mode_t;
  34typedef unsigned short  __kernel_nlink_t;
  35typedef long            __kernel_off_t;
  36typedef int             __kernel_pid_t;
  37typedef unsigned short  __kernel_ipc_pid_t;
  38typedef unsigned int    __kernel_uid_t;
  39typedef unsigned int    __kernel_gid_t;
  40typedef unsigned long   __kernel_size_t;
  41typedef int             __kernel_ssize_t;
  42typedef int             __kernel_ptrdiff_t;
  43typedef long            __kernel_time_t;
  44typedef long            __kernel_suseconds_t;
  45typedef long            __kernel_clock_t;
  46typedef int             __kernel_timer_t;
  47typedef int             __kernel_clockid_t;
  48typedef int             __kernel_daddr_t;
  49typedef char *          __kernel_caddr_t;
  50typedef unsigned short  __kernel_uid16_t;
  51typedef unsigned short  __kernel_gid16_t;
  52typedef unsigned int    __kernel_uid32_t;
  53typedef unsigned int    __kernel_gid32_t;
  54
  55typedef unsigned short  __kernel_old_uid_t;
  56typedef unsigned short  __kernel_old_gid_t;
  57typedef unsigned short  __kernel_old_dev_t;
  58
  59#ifdef __GNUC__
  60typedef long long       __kernel_loff_t;
  61#endif
  62
  63typedef struct {
  64#if defined(__KERNEL__) || defined(__USE_ALL)
  65        int     val[2];
  66#else /* !defined(__KERNEL__) && !defined(__USE_ALL) */
  67        int     __val[2];
  68#endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */
  69} __kernel_fsid_t;
  70
  71#if defined(__KERNEL__)
  72
  73#undef  __FD_SET
  74static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
  75{
  76        unsigned long __tmp = __fd / __NFDBITS;
  77        unsigned long __rem = __fd % __NFDBITS;
  78        __fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
  79}
  80
  81#undef  __FD_CLR
  82static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
  83{
  84        unsigned long __tmp = __fd / __NFDBITS;
  85        unsigned long __rem = __fd % __NFDBITS;
  86        __fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
  87}
  88
  89
  90#undef  __FD_ISSET
  91static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
  92{
  93        unsigned long __tmp = __fd / __NFDBITS;
  94        unsigned long __rem = __fd % __NFDBITS;
  95        return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
  96}
  97
  98/*
  99 * This will unroll the loop for the normal constant case (8 ints,
 100 * for a 256-bit fd_set)
 101 */
 102#undef  __FD_ZERO
 103static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
 104{
 105        unsigned long *__tmp = __p->fds_bits;
 106        int __i;
 107
 108        if (__builtin_constant_p(__FDSET_LONGS)) {
 109                switch (__FDSET_LONGS) {
 110                case 16:
 111                        __tmp[ 0] = 0; __tmp[ 1] = 0;
 112                        __tmp[ 2] = 0; __tmp[ 3] = 0;
 113                        __tmp[ 4] = 0; __tmp[ 5] = 0;
 114                        __tmp[ 6] = 0; __tmp[ 7] = 0;
 115                        __tmp[ 8] = 0; __tmp[ 9] = 0;
 116                        __tmp[10] = 0; __tmp[11] = 0;
 117                        __tmp[12] = 0; __tmp[13] = 0;
 118                        __tmp[14] = 0; __tmp[15] = 0;
 119                        return;
 120
 121                case 8:
 122                        __tmp[ 0] = 0; __tmp[ 1] = 0;
 123                        __tmp[ 2] = 0; __tmp[ 3] = 0;
 124                        __tmp[ 4] = 0; __tmp[ 5] = 0;
 125                        __tmp[ 6] = 0; __tmp[ 7] = 0;
 126                        return;
 127
 128                case 4:
 129                        __tmp[ 0] = 0; __tmp[ 1] = 0;
 130                        __tmp[ 2] = 0; __tmp[ 3] = 0;
 131                        return;
 132                }
 133        }
 134        __i = __FDSET_LONGS;
 135        while (__i) {
 136                __i--;
 137                *__tmp = 0;
 138                __tmp++;
 139        }
 140}
 141
 142#endif /* defined(__KERNEL__) */
 143
 144#endif /* __ASM_AVR32_POSIX_TYPES_H */
 145