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-rw-r--r--arch/ia64/include/asm/sn/sn_feature_sets.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/sn/sn_feature_sets.h b/arch/ia64/include/asm/sn/sn_feature_sets.h
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+++ b/arch/ia64/include/asm/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) 2005-2006 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
+#define PRF_CPU_DISABLE_SUPPORT 3
+
+/* --------------------- 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.
+ *
+ * These defines must be kept in sync with the corresponding
+ * PROM definitions in feature_sets.h.
+ */
+#define OSF_MCA_SLV_TO_OS_INIT_SLV 0
+#define OSF_FEAT_LOG_SBES 1
+#define OSF_ACPI_ENABLE 2
+#define OSF_PCISEGMENT_ENABLE 3
+
+
+#endif /* _ASM_IA64_SN_FEATURE_SETS_H */