rom/kernel/kernel_cpu.h

   1 #ifndef KERNEL_CPU_H_
   2 #define KERNEL_CPU_H_
   3  /*
   4     Copyright © 1995-2013, The AROS Development Team. All rights reserved.
   5     $Id$
   6
   7     Desc: CPU-specific definitions.
   8 */
   9
  10 /*
  11  * Architectures with the same CPU will likely share single kernel_cpu.h
  12  * in arch/$(CPU)-all/kernel/kernel_cpu.h
  13  *
  14  * As you can see, this file is just a sample.
  15  */
  16
  17 /* Number of exceptions supported by the CPU. Needed by kernel_base.h */
  18 #define EXCEPTIONS_COUNT 1
  19
  20 /* CPU context stored in task's et_RegFrame. Just a dummy sample definition. */
  21 struct AROSCPUContext
  22 {
  23     IPTR pc;
  24 };
  25
  26 typedef struct AROSCPUContext regs_t;
  27
  28 /* User/supervisor mode switching */
  29 #define cpumode_t __unused char
  30
  31 #define goSuper() 0
  32 #define goUser()
  33 #define goBack(mode)
  34
  35 /* A command to issue a syscall */
  36 #define krnSysCall(num)
  37
  38 #endif