include/kernel/kernel.h

   1 /*
   2 ** Copyright 2001-2004, Travis Geiselbrecht. All rights reserved.
   3 ** Distributed under the terms of the NewOS License.
   4 */
   5 #ifndef _KERNEL_H
   6 #define _KERNEL_H
   7
   8 #include <kernel/ktypes.h>
   9 #include <kernel/arch/kernel.h>
  10 #include <newos/defines.h>
  11 #include <newos/compiler.h>
  12 #include <newos/errors.h>
  13 #include <boot/stage2.h>
  14
  15 #define ROUNDUP(a, b) (((a) + ((b)-1)) & ~((b)-1))
  16 #define ROUNDOWN(a, b) (((a) / (b)) * (b))
  17
  18 #define min(a, b) ((a) < (b) ? (a) : (b))
  19 #define max(a, b) ((a) > (b) ? (a) : (b))
  20
  21 #define CHECK_BIT(a, b) ((a) & (1 << (b)))
  22 #define SET_BIT(a, b) ((a) | (1 << (b)))
  23 #define CLEAR_BIT(a, b) ((a) & (~(1 << (b))))
  24
  25 #define TOUCH(x) ((void)(x))
  26
  27 #define containerof(ptr, type, member) \
  28         ((type *)((addr_t)(ptr) - offsetof(type, member)))
  29
  30 extern bool kernel_startup;
  31 extern kernel_args global_kernel_args;
  32
  33 #endif
  34