f90aa8c4fe
arch/ia64/sn and include/asm-ia64/sn changes required to support Tollhouse system PCI hotplug, fixes the ia64_sn_sysctl_ioboard_get call, and introduces the PRF_HOTPLUG_SUPPORT feature bit. Signed-off-by: Prarit Bhargava <prarit@sgi.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
#ifndef _ASM_IA64_SN_FEATURE_SETS_H
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#define _ASM_IA64_SN_FEATURE_SETS_H
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/*
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* SN PROM Features
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (c) 2005-2006 Silicon Graphics, Inc. All rights reserved.
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*/
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/* --------------------- PROM Features -----------------------------*/
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extern int sn_prom_feature_available(int id);
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#define MAX_PROM_FEATURE_SETS 2
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/*
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* The following defines features that may or may not be supported by the
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* current PROM. The OS uses sn_prom_feature_available(feature) to test for
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* the presence of a PROM feature. Down rev (old) PROMs will always test
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* "false" for new features.
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*
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* Use:
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* if (sn_prom_feature_available(PRF_XXX))
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* ...
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*/
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#define PRF_PAL_CACHE_FLUSH_SAFE 0
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#define PRF_DEVICE_FLUSH_LIST 1
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#define PRF_HOTPLUG_SUPPORT 2
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/* --------------------- OS Features -------------------------------*/
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/*
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* The following defines OS features that are optionally present in
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* the operating system.
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* During boot, PROM is notified of these features via a series of calls:
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*
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* ia64_sn_set_os_feature(feature1);
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*
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* Once enabled, a feature cannot be disabled.
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*
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* By default, features are disabled unless explicitly enabled.
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*/
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#define OSF_MCA_SLV_TO_OS_INIT_SLV 0
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#define OSF_FEAT_LOG_SBES 1
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#endif /* _ASM_IA64_SN_FEATURE_SETS_H */
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