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| File: [Development] / linux-2.6-xfs / include / asm-ia64 / sn / Attic / sn_feature_sets.h (download)
Revision 1.4, Mon May 29 16:35:25 2006 UTC (11 years, 4 months ago) by nathans.longdrop.melbourne.sgi.com
Merge up to 2.6.17-rc5. Merge of 2.6.x-xfs-melb:linux:26065a by kenmcd. |
#ifndef _ASM_IA64_SN_FEATURE_SETS_H #define _ASM_IA64_SN_FEATURE_SETS_H /* * SN PROM Features * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. * * Copyright (c) 2005-2006 Silicon Graphics, Inc. All rights reserved. */ /* --------------------- PROM Features -----------------------------*/ extern int sn_prom_feature_available(int id); #define MAX_PROM_FEATURE_SETS 2 /* * The following defines features that may or may not be supported by the * current PROM. The OS uses sn_prom_feature_available(feature) to test for * the presence of a PROM feature. Down rev (old) PROMs will always test * "false" for new features. * * Use: * if (sn_prom_feature_available(PRF_XXX)) * ... */ #define PRF_PAL_CACHE_FLUSH_SAFE 0 #define PRF_DEVICE_FLUSH_LIST 1 #define PRF_HOTPLUG_SUPPORT 2 /* --------------------- OS Features -------------------------------*/ /* * The following defines OS features that are optionally present in * the operating system. * During boot, PROM is notified of these features via a series of calls: * * ia64_sn_set_os_feature(feature1); * * Once enabled, a feature cannot be disabled. * * By default, features are disabled unless explicitly enabled. */ #define OSF_MCA_SLV_TO_OS_INIT_SLV 0 #define OSF_FEAT_LOG_SBES 1 #endif /* _ASM_IA64_SN_FEATURE_SETS_H */