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Renamed KSTACK_SIZE to KERNEL_STACK_SIZE, STACK_SIZE to USER_STACK_SIZE,

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MAIN_THREAD_STACK_SIZE to USER_MAIN_THREAD_STACK_SIZE.
Added support for stack overflow debugging: in userspace, the lower (on x86)
4 pages will be used to detect stack overflows. It's disabled for kernel
stacks by default.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10013 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2004-11-18 17:49:12 +00:00
parent 704d6e100b
commit 9ebc403c77
1 changed files with 18 additions and 9 deletions
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27
headers/private/kernel/kernel.h
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@ -1,12 +1,17 @@
/* /*
** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved. * Copyright 2002-2004, Axel Dörfler, axeld@pinc-software.de.
** Distributed under the terms of the NewOS License. * Distributed under the terms of the MIT License.
*/ *
* Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
* Distributed under the terms of the NewOS License.
*/
#ifndef _KERNEL_KERNEL_H #ifndef _KERNEL_KERNEL_H
#define _KERNEL_KERNEL_H #define _KERNEL_KERNEL_H
#include <arch_kernel.h> #include <arch_kernel.h>
#include <arch_config.h>
/* Passed in buffers from user-space shouldn't point into the kernel */ /* Passed in buffers from user-space shouldn't point into the kernel */
#define IS_USER_ADDRESS(x) \ #define IS_USER_ADDRESS(x) \
@ -16,13 +21,17 @@
((addr_t)(x) >= KERNEL_BASE && (addr_t)(x) <= KERNEL_TOP) ((addr_t)(x) >= KERNEL_BASE && (addr_t)(x) <= KERNEL_TOP)
/** Size of the kernel stack */ /** Size of the kernel stack */
#define KSTACK_SIZE (B_PAGE_SIZE * 2) #ifndef DEBUG_KERNEL_STACKS
# define KERNEL_STACK_SIZE (B_PAGE_SIZE * 2) // 8 kB
#else
# define KERNEL_STACK_SIZE (B_PAGE_SIZE * 3) // 8 kB + one guard page
#endif
#define KERNEL_STACK_GUARD_PAGES 1
/** Size of the stack given to teams in user space */ /** Size of the stack given to teams in user space */
#define MAIN_THREAD_STACK_SIZE (16 * B_PAGE_SIZE) // 64 kB #define USER_MAIN_THREAD_STACK_SIZE (16 * 1024 * 1024) // 16 MB
// BeOS: (16 * 1024 * 1024) // 16 MB #define USER_STACK_SIZE (256 * 1024) // 256 kB
#define STACK_SIZE (16 * B_PAGE_SIZE) #define USER_STACK_GUARD_PAGES 4 // 16 kB
// BeOS: (256 * 1024) // 256 kB
/** Size of the environmental variables space for a process */ /** Size of the environmental variables space for a process */
#define ENV_SIZE (B_PAGE_SIZE * 8) #define ENV_SIZE (B_PAGE_SIZE * 8)