52a3801208
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10 a95241bf-73f2-0310-859d-f6bbb57e9c96
60 lines
1.2 KiB
C
60 lines
1.2 KiB
C
/*
|
|
** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
|
|
** Distributed under the terms of the NewOS License.
|
|
*/
|
|
#ifndef _KERNEL_KERNEL_H
|
|
#define _KERNEL_KERNEL_H
|
|
|
|
/**
|
|
* @file kernel/kernel.h
|
|
* @brief Kernel Definitions
|
|
*/
|
|
|
|
/**
|
|
* @defgroup OpenBeOS_Kernel OpenBeOS Kernel
|
|
* @brief The OpenBeOS Kernel
|
|
* @{
|
|
*/
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif /* __cplusplus */
|
|
|
|
/* david - same fiddle as stage2.h. Renamed the arch specific
|
|
* kernel.h file into arch_kernel.h and then just include
|
|
* it here as the arch specific directories are included on the
|
|
* include paths for the build.
|
|
*/
|
|
|
|
#include <arch_kernel.h>
|
|
|
|
/**
|
|
* Size of the kernel stack
|
|
*/
|
|
#define KSTACK_SIZE (PAGE_SIZE*2)
|
|
/**
|
|
* Size of the stack given to processes
|
|
*/
|
|
#define STACK_SIZE (PAGE_SIZE*16)
|
|
|
|
|
|
#define ROUNDUP(a, b) (((a) + ((b)-1)) & ~((b)-1))
|
|
#define ROUNDOWN(a, b) (((a) / (b)) * (b))
|
|
|
|
#define min(a, b) ((a) < (b) ? (a) : (b))
|
|
#define max(a, b) ((a) > (b) ? (a) : (b))
|
|
|
|
/** Is bit 'b' set in 'a' */
|
|
#define CHECK_BIT(a, b) ((a) & (1 << (b)))
|
|
/** Set bit 'b' in 'a' */
|
|
#define SET_BIT(a, b) ((a) | (1 << (b)))
|
|
/** Unset bit 'b' in 'a' */
|
|
#define CLEAR_BIT(a, b) ((a) & (~(1 << (b))))
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
/** @} */
|
|
|
|
#endif /* _KERNEL_KERNEL_H */
|