include/asm-mips/types.h

   1 /*
   2  * This file is subject to the terms and conditions of the GNU General Public
   3  * License.  See the file "COPYING" in the main directory of this archive
   4  * for more details.
   5  *
   6  * Copyright (C) 1994, 1995, 1996, 1999 by Ralf Baechle
   7  * Copyright (C) 1999 Silicon Graphics, Inc.
   8  */
   9 #ifndef _ASM_TYPES_H
  10 #define _ASM_TYPES_H
  11
  12 #ifndef __ASSEMBLY__
  13
  14 typedef unsigned short umode_t;
  15
  16 /*
  17  * __xx is ok: it doesn't pollute the POSIX namespace. Use these in the
  18  * header files exported to user space
  19  */
  20
  21 typedef __signed__ char __s8;
  22 typedef unsigned char __u8;
  23
  24 typedef __signed__ short __s16;
  25 typedef unsigned short __u16;
  26
  27 typedef __signed__ int __s32;
  28 typedef unsigned int __u32;
  29
  30 #if (_MIPS_SZLONG == 64)
  31
  32 typedef __signed__ long __s64;
  33 typedef unsigned long __u64;
  34
  35 #else
  36
  37 #if defined(__GNUC__)
  38 __extension__ typedef __signed__ long long __s64;
  39 __extension__ typedef unsigned long long __u64;
  40 #endif
  41
  42 #endif
  43
  44 #endif /* __ASSEMBLY__ */
  45
  46 /*
  47  * These aren't exported outside the kernel to avoid name space clashes
  48  */
  49 #ifdef __KERNEL__
  50
  51 #define BITS_PER_LONG _MIPS_SZLONG
  52
  53 #ifndef __ASSEMBLY__
  54
  55
  56 typedef __signed char s8;
  57 typedef unsigned char u8;
  58
  59 typedef __signed short s16;
  60 typedef unsigned short u16;
  61
  62 typedef __signed int s32;
  63 typedef unsigned int u32;
  64
  65 #if (_MIPS_SZLONG == 64)
  66
  67 typedef __signed__ long s64;
  68 typedef unsigned long u64;
  69
  70 #else
  71
  72 #if defined(__GNUC__) && !defined(__STRICT_ANSI__)
  73 typedef __signed__ long long s64;
  74 typedef unsigned long long u64;
  75 #endif
  76
  77 #endif
  78
  79 #if (defined(CONFIG_HIGHMEM) && defined(CONFIG_64BIT_PHYS_ADDR)) \
  80     || defined(CONFIG_64BIT)
  81 typedef u64 dma_addr_t;
  82 #else
  83 typedef u32 dma_addr_t;
  84 #endif
  85 typedef u64 dma64_addr_t;
  86
  87 /*
  88  * Don't use phys_t.  You've been warned.
  89  */
  90 #ifdef CONFIG_64BIT_PHYS_ADDR
  91 typedef unsigned long long phys_t;
  92 #else
  93 typedef unsigned long phys_t;
  94 #endif
  95
  96 #endif /* __ASSEMBLY__ */
  97
  98 #endif /* __KERNEL__ */
  99
 100 #endif /* _ASM_TYPES_H */