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authorJeff Garzik <jgarzik@pobox.com>2005-09-14 08:12:20 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-09-14 08:12:20 -0400
commit165415f700b0c77fa1f8db6198f48582639adf78 (patch)
tree088e305b0b5b0c6753072e13be1177824c3ed59d /include/asm-ia64/sn/sn_feature_sets.h
parentc324b44c34050cf2a9b58830e11c974806bd85d8 (diff)
parent2f4ba45a75d6383b4a1201169a808ffea416ffa0 (diff)
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Merge /spare/repo/linux-2.6/
Diffstat (limited to 'include/asm-ia64/sn/sn_feature_sets.h')
-rw-r--r--include/asm-ia64/sn/sn_feature_sets.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/include/asm-ia64/sn/sn_feature_sets.h b/include/asm-ia64/sn/sn_feature_sets.h
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+#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 Silicon Graphics, Inc. All rights reserved.
+ */
+
+
+#include <asm/types.h>
+#include <asm/bitops.h>
+
+/* --------------------- 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_FEATURE_XXX))
+ * ...
+ */
+
+/*
+ * Example: feature XXX
+ */
+#define PRF_FEATURE_XXX 0
+
+
+
+/* --------------------- 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 */