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d4d9831990
Travis, I hope this fits your needs :) git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@20173 a95241bf-73f2-0310-859d-f6bbb57e9c96
28 lines
662 B
C
28 lines
662 B
C
/*
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* Copyright 2007, Travis Geiselbrecht. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _KERNEL_ARCH_x86_COMMPAGE_H
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#define _KERNEL_ARCH_x86_COMMPAGE_H
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/* some systemwide commpage constants, used in the kernel and libroot */
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/* be careful what you put here, this file is included from assembly */
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#define COMMPAGE_ENTRY_MAGIC 0
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#define COMMPAGE_ENTRY_VERSION 1
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#define COMMPAGE_ENTRY_SYSCALL 2
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#define USER_COMMPAGE_ADDR (0xffff0000)
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#define COMMPAGE_SIZE (0x8000)
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#define TABLE_ENTRIES 64
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#define COMMPAGE_SIGNATURE 'COMM'
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#define COMMPAGE_VERSION 1
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#ifndef _ASSEMBLER
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status_t commpage_init(void);
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#endif
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#endif
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