84 lines
2.9 KiB
C
84 lines
2.9 KiB
C
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/*
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* Copyright (c) 2003-2012 Broadcom Corporation
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* All Rights Reserved
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the Broadcom
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* license below:
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY BROADCOM ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _NETLOGIC_MULTI_NODE_H_
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#define _NETLOGIC_MULTI_NODE_H_
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#ifndef CONFIG_NLM_MULTINODE
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#define NLM_NR_NODES 1
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#else
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#if defined(CONFIG_NLM_MULTINODE_2)
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#define NLM_NR_NODES 2
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#elif defined(CONFIG_NLM_MULTINODE_4)
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#define NLM_NR_NODES 4
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#else
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#define NLM_NR_NODES 1
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#endif
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#endif
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#define NLM_THREADS_PER_CORE 4
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#ifdef CONFIG_CPU_XLR
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#define nlm_cores_per_node() 8
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#else
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extern unsigned int xlp_cores_per_node;
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#define nlm_cores_per_node() xlp_cores_per_node
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#endif
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#define nlm_threads_per_node() (nlm_cores_per_node() * NLM_THREADS_PER_CORE)
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#define nlm_cpuid_to_node(c) ((c) / nlm_threads_per_node())
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struct nlm_soc_info {
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unsigned long coremask; /* cores enabled on the soc */
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unsigned long ebase; /* not used now */
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uint64_t irqmask; /* EIMR for the node */
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uint64_t sysbase; /* only for XLP - sys block base */
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uint64_t picbase; /* PIC block base */
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spinlock_t piclock; /* lock for PIC access */
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cpumask_t cpumask; /* logical cpu mask for node */
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unsigned int socbus;
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};
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extern struct nlm_soc_info nlm_nodes[NLM_NR_NODES];
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#define nlm_get_node(i) (&nlm_nodes[i])
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#define nlm_node_present(n) ((n) >= 0 && (n) < NLM_NR_NODES && \
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nlm_get_node(n)->coremask != 0)
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#ifdef CONFIG_CPU_XLR
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#define nlm_current_node() (&nlm_nodes[0])
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#else
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#define nlm_current_node() (&nlm_nodes[nlm_nodeid()])
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#endif
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void nlm_node_init(int node);
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#endif
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