0ba337c0a4
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@304 a95241bf-73f2-0310-859d-f6bbb57e9c96
69 lines
1.5 KiB
C
69 lines
1.5 KiB
C
/*
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** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
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** Distributed under the terms of the NewOS License.
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*/
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#ifndef _KERNEL_KERNEL_H
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#define _KERNEL_KERNEL_H
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/**
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* @file kernel/kernel.h
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* @brief Kernel Definitions
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*/
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/**
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* @defgroup OpenBeOS_Kernel OpenBeOS Kernel
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* @brief The OpenBeOS Kernel
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* @{
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/* david - same fiddle as stage2.h. Renamed the arch specific
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* kernel.h file into arch_kernel.h and then just include
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* it here as the arch specific directories are included on the
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* include paths for the build.
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*/
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#include <arch_kernel.h>
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/**
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* Size of the kernel stack
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*/
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#define KSTACK_SIZE (PAGE_SIZE*2)
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/**
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* Size of the stack given to processes
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*/
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#define STACK_SIZE (PAGE_SIZE*16)
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/**
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* Size of the environmental variables space for a process
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*/
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#define ENV_SIZE (PAGE_SIZE*8)
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#define ROUNDUP(a, b) (((a) + ((b)-1)) & ~((b)-1))
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#define ROUNDOWN(a, b) (((a) / (b)) * (b))
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#define min(a, b) ((a) < (b) ? (a) : (b))
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#define max(a, b) ((a) > (b) ? (a) : (b))
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/** return the offset of member 'm' within type 't' */
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#define offsetof(t, m) ((size_t)&(((t *)0)->m))
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/** Is bit 'b' set in 'a' */
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#define CHECK_BIT(a, b) ((a) & (1 << (b)))
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/** Set bit 'b' in 'a' */
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#define SET_BIT(a, b) ((a) | (1 << (b)))
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/** Unset bit 'b' in 'a' */
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#define CLEAR_BIT(a, b) ((a) & (~(1 << (b))))
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__inline void insque(void *, void*);
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__inline void remque(void *);
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#ifdef __cplusplus
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}
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#endif
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/** @} */
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#endif /* _KERNEL_KERNEL_H */
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