source: mainline/arch/sparc64/include/mm/as.h@ fc1e4f6

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since fc1e4f6 was 20d50a1, checked in by Jakub Jermar <jakub@…>, 19 years ago

Memory management work.

  • vm.* → as.* (as like address space is, imho, more fitting)
  • Don't do TLB shootdown on vm_install(). Some architectures only need to call tlb_invalidate_asid().
  • Don't allocate all frames for as_area in as_area_create(), but let them be allocated on-demand by as_page_fault().
  • Add high-level page fault handler as_page_fault().
  • Add as_area_load_mapping().
  • 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#ifndef __sparc64_AS_H__
30#define __sparc64_AS_H__
31
32#include <arch/types.h>
33
34#define KERNEL_ADDRESS_SPACE_START_ARCH (__address) 0x0000000000000000
35#define KERNEL_ADDRESS_SPACE_END_ARCH (__address) 0xffffffffffffffff
36#define USER_ADDRESS_SPACE_START_ARCH (__address) 0x0000000000000000
37#define USER_ADDRESS_SPACE_END_ARCH (__address) 0xffffffffffffffff
38
39#define UTEXT_ADDRESS_ARCH (0x0000000000000000+PAGE_SIZE)
40#define USTACK_ADDRESS_ARCH (0x7fffffffffffffff-(PAGE_SIZE-1))
41#define UDATA_ADDRESS_ARCH 0x8000000000000000
42
43#define as_install_arch(as)
44
45#endif
Note: See TracBrowser for help on using the repository browser.