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1#ifndef _ASM_IA64_SN_FEATURE_SETS_H
2#define _ASM_IA64_SN_FEATURE_SETS_H
3
4/*
5 * SN PROM Features
6 *
7 * This file is subject to the terms and conditions of the GNU General Public
8 * License. See the file "COPYING" in the main directory of this archive
9 * for more details.
10 *
11 * Copyright (c) 2005 Silicon Graphics, Inc. All rights reserved.
12 */
13
14
15#include <asm/types.h>
16#include <asm/bitops.h>
17
18/* --------------------- PROM Features -----------------------------*/
19extern int sn_prom_feature_available(int id);
20
21#define MAX_PROM_FEATURE_SETS 2
22
23/*
24 * The following defines features that may or may not be supported by the
25 * current PROM. The OS uses sn_prom_feature_available(feature) to test for
26 * the presence of a PROM feature. Down rev (old) PROMs will always test
27 * "false" for new features.
28 *
29 * Use:
30 * if (sn_prom_feature_available(PRF_FEATURE_XXX))
31 * ...
32 */
33
34/*
35 * Example: feature XXX
36 */
37#define PRF_FEATURE_XXX 0
38
39
40
41/* --------------------- OS Features -------------------------------*/
42
43/*
44 * The following defines OS features that are optionally present in
45 * the operating system.
46 * During boot, PROM is notified of these features via a series of calls:
47 *
48 * ia64_sn_set_os_feature(feature1);
49 *
50 * Once enabled, a feature cannot be disabled.
51 *
52 * By default, features are disabled unless explicitly enabled.
53 */
54#define OSF_MCA_SLV_TO_OS_INIT_SLV 0
55#define OSF_FEAT_LOG_SBES 1
56
57#endif /* _ASM_IA64_SN_FEATURE_SETS_H */