multi-node.h 2.7 KB

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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. #ifndef _NETLOGIC_MULTI_NODE_H_
  35. #define _NETLOGIC_MULTI_NODE_H_
  36. #ifndef CONFIG_NLM_MULTINODE
  37. #define NLM_NR_NODES 1
  38. #else
  39. #if defined(CONFIG_NLM_MULTINODE_2)
  40. #define NLM_NR_NODES 2
  41. #elif defined(CONFIG_NLM_MULTINODE_4)
  42. #define NLM_NR_NODES 4
  43. #else
  44. #define NLM_NR_NODES 1
  45. #endif
  46. #endif
  47. #define NLM_THREADS_PER_CORE 4
  48. struct nlm_soc_info {
  49. unsigned long coremask; /* cores enabled on the soc */
  50. unsigned long ebase; /* not used now */
  51. uint64_t irqmask; /* EIMR for the node */
  52. uint64_t sysbase; /* only for XLP - sys block base */
  53. uint64_t picbase; /* PIC block base */
  54. spinlock_t piclock; /* lock for PIC access */
  55. cpumask_t cpumask; /* logical cpu mask for node */
  56. unsigned int socbus;
  57. };
  58. extern struct nlm_soc_info nlm_nodes[NLM_NR_NODES];
  59. #define nlm_get_node(i) (&nlm_nodes[i])
  60. #define nlm_node_present(n) ((n) >= 0 && (n) < NLM_NR_NODES && \
  61. nlm_get_node(n)->coremask != 0)
  62. #ifdef CONFIG_CPU_XLR
  63. #define nlm_current_node() (&nlm_nodes[0])
  64. #else
  65. #define nlm_current_node() (&nlm_nodes[nlm_nodeid()])
  66. #endif
  67. void nlm_node_init(int node);
  68. #endif