cpu/detect.h

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   2  * \file
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  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
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  24  * file does not by itself cause the resulting executable to be covered by
  25  * the GNU General Public License.  This exception does not however
  26  * invalidate any other reasons why the executable file might be covered by
  27  * the GNU General Public License.
  28  *
  29  * Copyright 2004, 2005, 2006, 2007 Develer S.r.l. (http://www.develer.com/)
  30  * Copyright 2004 Giovanni Bajo
  31  *
  32  * -->
  33  *
  34  * \brief CPU detection through special preprocessor macros
  35  */
  36 #ifndef CPU_DETECT_H
  37 #define CPU_DETECT_H
  38
  39 #if defined(__arm__) /* GCC */ \
  40         || defined(__ARM4TM__) /* IAR: defined for all cores >= 4tm */
  41         #define CPU_ARM                 1
  42         #define CPU_ID                  arm
  43
  44         // AT91SAM7S core family
  45         #if defined(__ARM_AT91SAM7S32__)
  46                 #define CPU_ARM_AT91         1
  47                 #define CPU_ARM_AT91SAM7S32  1
  48         #else
  49                 #define CPU_ARM_AT91SAM7S32  0
  50         #endif
  51
  52         #if defined(__ARM_AT91SAM7S64__)
  53                 #define CPU_ARM_AT91         1
  54                 #define CPU_ARM_AT91SAM7S64  1
  55         #else
  56                 #define CPU_ARM_AT91SAM7S64  0
  57         #endif
  58
  59         #if defined(__ARM_AT91SAM7S128__)
  60                 #define CPU_ARM_AT91         1
  61                 #define CPU_ARM_AT91SAM7S128 1
  62         #else
  63                 #define CPU_ARM_AT91SAM7S128 0
  64         #endif
  65
  66         #if defined(__ARM_AT91SAM7S256__)
  67                 #define CPU_ARM_AT91         1
  68                 #define CPU_ARM_AT91SAM7S256 1
  69         #else
  70                 #define CPU_ARM_AT91SAM7S256 0
  71         #endif
  72
  73         // AT91SAM7X core family
  74         #if defined(__ARM_AT91SAM7X128__)
  75                 #define CPU_ARM_AT91         1
  76                 #define CPU_ARM_AT91SAM7X128 1
  77         #else
  78                 #define CPU_ARM_AT91SAM7X128 0
  79         #endif
  80
  81         #if defined(__ARM_AT91SAM7X256__)
  82                 #define CPU_ARM_AT91         1
  83                 #define CPU_ARM_AT91SAM7X256 1
  84         #else
  85                 #define CPU_ARM_AT91SAM7X256 0
  86         #endif
  87
  88
  89         #if defined(CPU_ARM_AT91)
  90                 #if CPU_ARM_AT91SAM7S32 + CPU_ARM_AT91SAM7S64 \
  91                 + CPU_ARM_AT91SAM7S128 + CPU_ARM_AT91SAM7S256 \
  92                 + CPU_ARM_AT91SAM7X128 + CPU_ARM_AT91SAM7X256 != 1
  93                         #error ARM CPU configuration error
  94                 #endif
  95
  96         /* #elif Add other ARM families here */
  97         #else
  98                 #define CPU_ATM_AT91         0
  99         #endif
 100
 101
 102         #if CPU_ARM_AT91 + 0 /* Add other ARM families here */ != 1
 103                 #error ARM CPU configuration error
 104         #endif
 105 #else
 106         #define CPU_ARM                 0
 107
 108         /* ARM Families */
 109         #define CPU_ARM_AT91            0
 110
 111         /* ARM CPUs */
 112         #define CPU_ARM_AT91SAM7S32     0
 113         #define CPU_ARM_AT91SAM7S64     0
 114         #define CPU_ARM_AT91SAM7S128    0
 115         #define CPU_ARM_AT91SAM7S256    0
 116         #define CPU_ARM_AT91SAM7X128    0
 117         #define CPU_ARM_AT91SAM7X256    0
 118 #endif
 119
 120 #if (defined(__IAR_SYSTEMS_ICC__) || defined(__IAR_SYSTEMS_ICC)) \
 121         && !defined(__ARM4TM__) /* IAR: if not ARM assume I196 */
 122         #warning Assuming CPU is I196
 123         #define CPU_I196                1
 124         #define CPU_ID                  i196
 125 #else
 126         #define CPU_I196                0
 127 #endif
 128
 129 #if defined(__i386__) /* GCC */ \
 130         || (defined(_M_IX86) && !defined(_WIN64)) /* MSVC */
 131         #define CPU_X86                 1
 132         #define CPU_X86_32              1
 133         #define CPU_X86_64              0
 134         #define CPU_ID                  x86
 135 #elif defined(__x86_64__) /* GCC */ \
 136         || (defined(_M_IX86) && defined(_WIN64)) /* MSVC */
 137         #define CPU_X86                 1
 138         #define CPU_X86_32              0
 139         #define CPU_X86_64              1
 140         #define CPU_ID                  x86
 141 #else
 142         #define CPU_X86                 0
 143         #define CPU_I386                0
 144         #define CPU_X86_64              0
 145 #endif
 146
 147 #if defined (_ARCH_PPC) || defined(_ARCH_PPC64)
 148         #define CPU_PPC                 1
 149         #define CPU_ID                  ppc
 150         #if defined(_ARCH_PPC)
 151                 #define CPU_PPC32       1
 152         #else
 153                 #define CPU_PPC32       0
 154         #endif
 155         #if defined(_ARCH_PPC64)
 156                 #define CPU_PPC64       1
 157         #else
 158                 #define CPU_PPC64       0
 159         #endif
 160 #else
 161         #define CPU_PPC                 0
 162         #define CPU_PPC32               0
 163         #define CPU_PPC64               0
 164 #endif
 165
 166 #if defined(__m56800E__) || defined(__m56800__)
 167         #define CPU_DSP56K              1
 168         #define CPU_ID                  dsp56k
 169 #else
 170         #define CPU_DSP56K              0
 171 #endif
 172
 173 #if defined (__AVR__)
 174         #define CPU_AVR                 1
 175         #define CPU_ID                  avr
 176
 177         #if defined(__AVR_ATmega64__)
 178                 #define CPU_AVR_ATMEGA64    1
 179         #else
 180                 #define CPU_AVR_ATMEGA64    0
 181         #endif
 182
 183         #if defined(__AVR_ATmega103__)
 184                 #define CPU_AVR_ATMEGA103   1
 185         #else
 186                 #define CPU_AVR_ATMEGA103   0
 187         #endif
 188
 189         #if defined(__AVR_ATmega128__)
 190                 #define CPU_AVR_ATMEGA128   1
 191         #else
 192                 #define CPU_AVR_ATMEGA128   0
 193         #endif
 194
 195         #if defined(__AVR_ATmega8__)
 196                 #define CPU_AVR_ATMEGA8     1
 197         #else
 198                 #define CPU_AVR_ATMEGA8     0
 199         #endif
 200
 201         #if defined(__AVR_ATmega168__)
 202                 #define CPU_AVR_ATMEGA168   1
 203         #else
 204                 #define CPU_AVR_ATMEGA168   0
 205         #endif
 206
 207         #if defined(__AVR_ATmega1281__)
 208                 #define CPU_AVR_ATMEGA1281  1
 209         #else
 210                 #define CPU_AVR_ATMEGA1281  0
 211         #endif
 212
 213         #if CPU_AVR_ATMEGA64 + CPU_AVR_ATMEGA103 + CPU_AVR_ATMEGA128 \
 214           + CPU_AVR_ATMEGA8 + CPU_AVR_ATMEGA168 + CPU_AVR_ATMEGA1281 != 1
 215                 #error AVR CPU configuration error
 216         #endif
 217 #else
 218         #define CPU_AVR                 0
 219         #define CPU_AVR_ATMEGA8         0
 220         #define CPU_AVR_ATMEGA168       0
 221         #define CPU_AVR_ATMEGA64        0
 222         #define CPU_AVR_ATMEGA103       0
 223         #define CPU_AVR_ATMEGA128       0
 224         #define CPU_AVR_ATMEGA1281      0
 225 #endif
 226
 227
 228 /* Self-check for the detection: only one CPU must be detected */
 229 #if CPU_ARM + CPU_I196 + CPU_X86 + CPU_PPC + CPU_DSP56K + CPU_AVR == 0
 230         #error Unknown CPU
 231 #elif !defined(CPU_ID)
 232         #error CPU_ID not defined
 233 #elif CPU_ARM + CPU_I196 + CPU_X86 + CPU_PPC + CPU_DSP56K + CPU_AVR != 1
 234         #error Internal CPU configuration error
 235 #endif
 236
 237
 238 #endif /* CPU_DETECT_H */