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