include/minix/sys_config.h

   1 #ifndef _MINIX_SYS_CONFIG_H
   2 #define _MINIX_SYS_CONFIG_H 1
   3
   4 /*===========================================================================*
   5  *              This section contains user-settable parameters               *
   6  *===========================================================================*/
   7 #define _MINIX_MACHINE       _MACHINE_IBM_PC
   8
   9 #define _MACHINE_IBM_PC             1   /* any  8088 or 80x86-based system */
  10
  11 /* Word size in bytes (a constant equal to sizeof(int)). */
  12 #if __ACK__ || __GNUC__
  13 #define _WORD_SIZE      _EM_WSIZE
  14 #define _PTR_SIZE       _EM_WSIZE
  15 #endif
  16
  17 #define _NR_PROCS       256
  18 #define _NR_SYS_PROCS   32
  19
  20 /* Set the CHIP type based on the machine selected. The symbol CHIP is actually
  21  * indicative of more than just the CPU.  For example, machines for which
  22  * CHIP == INTEL are expected to have 8259A interrrupt controllers and the
  23  * other properties of IBM PC/XT/AT/386 types machines in general. */
  24 #define _CHIP_INTEL             1       /* CHIP type for PC, XT, AT, 386 and clones */
  25 #define _CHIP_M68000            2       /* CHIP type for Atari, Amiga, Macintosh    */
  26 #define _CHIP_SPARC             3       /* CHIP type for SUN-4 (e.g. SPARCstation)  */
  27
  28 /* Set the FP_FORMAT type based on the machine selected, either hw or sw    */
  29 #define _FP_NONE                  0     /* no floating point support                */
  30 #define _FP_IEEE                  1     /* conform IEEE floating point standard     */
  31
  32 #if (_MINIX_MACHINE == _MACHINE_IBM_PC)
  33 #define _MINIX_CHIP          _CHIP_INTEL
  34 #endif
  35
  36 #ifndef _MINIX_FP_FORMAT
  37 #define _MINIX_FP_FORMAT   _FP_NONE
  38 #endif
  39
  40 #ifndef _MINIX_MACHINE
  41 error "In <minix/sys_config.h> please define _MINIX_MACHINE"
  42 #endif
  43
  44 #ifndef _MINIX_CHIP
  45 error "In <minix/sys_config.h> please define _MINIX_MACHINE to have a legal value"
  46 #endif
  47
  48 #if (_MINIX_MACHINE == 0)
  49 error "_MINIX_MACHINE has incorrect value (0)"
  50 #endif
  51
  52 /* Kernel debug checks */
  53 #define DEBUG_LOCK_CHECK 1      /* Interrupt Lock/unlock sanity checking. */
  54
  55 #define _KMESS_BUF_SIZE  10000
  56
  57 #endif /* _MINIX_SYS_CONFIG_H */