source: mainline/kernel/arch/sparc64/include/mm/sun4v/km.h@ 464a52f

lfn serial ticket/834-toolchain-update topic/fix-logger-deadlock topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 464a52f was ec1c8e6, checked in by Jakub Jermar <jakub@…>, 15 years ago

Partition sparc64 kernel memory.

  • Property mode set to 100644
File size: 2.0 KB
Line 
1/*
2 * Copyright (c) 2011 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_sun4v_KM_H_
36#define KERN_sparc64_sun4v_KM_H_
37
38/*
39 * Do not use the 4 GiB area on either side of the VA hole to meet the
40 * limitations of the UltraSPARC T1 CPU.
41 */
42
43#define KM_SPARC64_T1_IDENTITY_START UINT64_C(0x0000000000000000)
44#define KM_SPARC64_T1_IDENTITY_SIZE UINT64_C(0x00007fff00000000)
45
46#define KM_SPARC64_T1_NON_IDENTITY_START UINT64_C(0xffff800100000000)
47#define KM_SPARC64_T1_NON_IDENTITY_SIZE UINT64_C(0x00007fff00000000)
48
49extern void km_identity_arch_init(void);
50extern void km_non_identity_arch_init(void);
51
52#endif
53
54/** @}
55 */
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