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TOMOYO Linux Cross Reference
Linux/arch/mips/include/asm/mach-netlogic/multi-node.h

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  1 /*
  2  * Copyright (c) 2003-2012 Broadcom Corporation
  3  * All Rights Reserved
  4  *
  5  * This software is available to you under a choice of one of two
  6  * licenses.  You may choose to be licensed under the terms of the GNU
  7  * General Public License (GPL) Version 2, available from the file
  8  * COPYING in the main directory of this source tree, or the Broadcom
  9  * license below:
 10  *
 11  * Redistribution and use in source and binary forms, with or without
 12  * modification, are permitted provided that the following conditions
 13  * are met:
 14  *
 15  * 1. Redistributions of source code must retain the above copyright
 16  *    notice, this list of conditions and the following disclaimer.
 17  * 2. Redistributions in binary form must reproduce the above copyright
 18  *    notice, this list of conditions and the following disclaimer in
 19  *    the documentation and/or other materials provided with the
 20  *    distribution.
 21  *
 22  * THIS SOFTWARE IS PROVIDED BY BROADCOM ``AS IS'' AND ANY EXPRESS OR
 23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 24  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 25  * ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM OR CONTRIBUTORS BE LIABLE
 26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 29  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 30  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 31  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 32  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 33  */
 34 
 35 #ifndef _NETLOGIC_MULTI_NODE_H_
 36 #define _NETLOGIC_MULTI_NODE_H_
 37 
 38 #ifndef CONFIG_NLM_MULTINODE
 39 #define NLM_NR_NODES            1
 40 #else
 41 #if defined(CONFIG_NLM_MULTINODE_2)
 42 #define NLM_NR_NODES            2
 43 #elif defined(CONFIG_NLM_MULTINODE_4)
 44 #define NLM_NR_NODES            4
 45 #else
 46 #define NLM_NR_NODES            1
 47 #endif
 48 #endif
 49 
 50 #define NLM_THREADS_PER_CORE    4
 51 
 52 struct nlm_soc_info {
 53         unsigned long   coremask;       /* cores enabled on the soc */
 54         unsigned long   ebase;          /* not used now */
 55         uint64_t        irqmask;        /* EIMR for the node */
 56         uint64_t        sysbase;        /* only for XLP - sys block base */
 57         uint64_t        picbase;        /* PIC block base */
 58         spinlock_t      piclock;        /* lock for PIC access */
 59         cpumask_t       cpumask;        /* logical cpu mask for node */
 60         unsigned int    socbus;
 61 };
 62 
 63 extern struct nlm_soc_info nlm_nodes[NLM_NR_NODES];
 64 #define nlm_get_node(i)         (&nlm_nodes[i])
 65 #define nlm_node_present(n)     ((n) >= 0 && (n) < NLM_NR_NODES && \
 66                                         nlm_get_node(n)->coremask != 0)
 67 #ifdef CONFIG_CPU_XLR
 68 #define nlm_current_node()      (&nlm_nodes[0])
 69 #else
 70 #define nlm_current_node()      (&nlm_nodes[nlm_nodeid()])
 71 #endif
 72 void nlm_node_init(int node);
 73 
 74 #endif
 75 

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