source: mainline/kernel/arch/sparc64/include/mm/as.h@ cfa70add

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since cfa70add was cfa70add, checked in by Jakub Jermar <jakub@…>, 19 years ago

sparc64 update.

  • Prototype userspace layer implementation that at least relates to sparc64 and compiles cleanly.
  • Fixes for kernel's preemptible_handler and code related to running userspace.
  • Enable userspace. Several dozen instructions are now run in userspace! We are pretty near the userspace milestone for sparc64.
  • Property mode set to 100644
File size: 2.0 KB
Line 
1/*
2 * Copyright (C) 2005 Jakub Jermar
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/** @addtogroup sparc64mm
30 * @{
31 */
32/** @file
33 */
34
35#ifndef KERN_sparc64_AS_H_
36#define KERN_sparc64_AS_H_
37
38#define KERNEL_ADDRESS_SPACE_SHADOWED_ARCH 1
39
40#define KERNEL_ADDRESS_SPACE_START_ARCH (unsigned long) 0x0000000000000000
41#define KERNEL_ADDRESS_SPACE_END_ARCH (unsigned long) 0xffffffffffffffff
42#define USER_ADDRESS_SPACE_START_ARCH (unsigned long) 0x0000000000000000
43#define USER_ADDRESS_SPACE_END_ARCH (unsigned long) 0xffffffffffffffff
44
45#define USTACK_ADDRESS_ARCH (0xffffffffffffffffULL-(PAGE_SIZE-1))
46
47extern void as_arch_init(void);
48
49#endif
50
51/** @}
52 */
53
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