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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) 2005-2006 Silicon Graphics, Inc.  All rights reserved.
12  */
13
14
15 #include <asm/types.h>
16 #include <asm/bitops.h>
17
18 /* --------------------- PROM Features -----------------------------*/
19 extern 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_XXX))
31  *                      ...
32  */
33
34 #define PRF_PAL_CACHE_FLUSH_SAFE                0
35
36
37
38 /* --------------------- OS Features -------------------------------*/
39
40 /*
41  * The following defines OS features that are optionally present in
42  * the operating system.
43  * During boot, PROM is notified of these features via a series of calls:
44  *
45  *              ia64_sn_set_os_feature(feature1);
46  *
47  * Once enabled, a feature cannot be disabled.
48  *
49  * By default, features are disabled unless explicitly enabled.
50  */
51 #define  OSF_MCA_SLV_TO_OS_INIT_SLV             0
52 #define  OSF_FEAT_LOG_SBES                      1
53
54 #endif /* _ASM_IA64_SN_FEATURE_SETS_H */