usr/src/uts/sun4u/sys/opl.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  23  * Use is subject to license terms.
  24  */
  25
  26 #ifndef _OPL_H
  27 #define _OPL_H
  28
  29 #pragma ident   "%Z%%M% %I%     %E% SMI"
  30
  31 #ifdef  __cplusplus
  32 extern "C" {
  33 #endif
  34
  35 #define OPL_MAX_CPU_PER_CMP             8
  36 #define OPL_MAX_CORES_PER_CMP           4
  37 #define OPL_MAX_STRANDS_PER_CORE        2
  38 #define OPL_MAX_CMP_UNITS_PER_BOARD     4
  39 #define OPL_MAX_BOARDS                  16
  40 #define OPL_MAX_CPU_PER_BOARD           \
  41         (OPL_MAX_CPU_PER_CMP * OPL_MAX_CMP_UNITS_PER_BOARD)
  42 #define OPL_MAX_MEM_UNITS_PER_BOARD     1
  43 #define OPL_MAX_IO_UNITS_PER_BOARD      16
  44 #define OPL_MAX_PCICH_UNITS_PER_BOARD   4
  45 #define OPL_MAX_TSBS_PER_PCICH          2
  46 #define OPL_MAX_CORE_UNITS_PER_BOARD    \
  47         (OPL_MAX_CORES_PER_CMP * OPL_MAX_CMP_UNITS_PER_BOARD)
  48
  49 #define OPL_MAX_COREID_PER_CMP          4
  50 #define OPL_MAX_STRANDID_PER_CORE       2
  51 #define OPL_MAX_CPUID_PER_CMP           (OPL_MAX_COREID_PER_CMP * \
  52         OPL_MAX_STRANDID_PER_CORE)
  53 #define OPL_MAX_CMPID_PER_BOARD         4
  54 #define OPL_MAX_CPUID_PER_BOARD         \
  55         (OPL_MAX_CPUID_PER_CMP * OPL_MAX_CMPID_PER_BOARD)
  56 #define OPL_MAX_COREID_PER_BOARD        \
  57         (OPL_MAX_COREID_PER_CMP * OPL_MAX_CMPID_PER_BOARD)
  58 /*
  59  * Macros to extract LSB_ID, CHIP_ID, CORE_ID, and STRAND_ID
  60  * from the given cpuid.
  61  */
  62 #define LSB_ID(x)       (((uint_t)(x)/OPL_MAX_CPUID_PER_BOARD) & \
  63         (OPL_MAX_BOARDS - 1))
  64 #define CHIP_ID(x)      (((uint_t)(x)/OPL_MAX_CPUID_PER_CMP) & \
  65         (OPL_MAX_CMPID_PER_BOARD - 1))
  66 #define CORE_ID(x)      (((uint_t)(x)/OPL_MAX_STRANDID_PER_CORE) & \
  67         (OPL_MAX_COREID_PER_CMP - 1))
  68 #define STRAND_ID(x)    ((uint_t)(x) & (OPL_MAX_STRANDID_PER_CORE - 1))
  69
  70 /*
  71  * Max. boards supported in a domain per model.
  72  */
  73 #define OPL_MAX_BOARDS_IKKAKU   1
  74 #define OPL_MAX_BOARDS_FF1      1
  75 #define OPL_MAX_BOARDS_FF2      2
  76 #define OPL_MAX_BOARDS_DC1      4
  77 #define OPL_MAX_BOARDS_DC2      8
  78 #define OPL_MAX_BOARDS_DC3      16
  79
  80 /* OPL model type */
  81 typedef enum {
  82         FF1,
  83         FF2,
  84         DC1,
  85         DC2,
  86         DC3,
  87         IKKAKU
  88 } opl_type_t;
  89
  90 /* OPL model specific cmds selection  */
  91 #define STD_DISPATCH_TABLE      0x0
  92 #define EXT_DISPATCH_TABLE      0x1
  93
  94 /*
  95  * Structure to gather model-specific information at boot.
  96  */
  97 typedef struct opl_model_info {
  98         char            model_name[MAXSYSNAME]; /* OPL model name */
  99         int             model_max_boards;       /* Maximum boards per model */
 100         opl_type_t      model_type;             /* Model type */
 101         int             model_cmds;             /* Model specific cmds */
 102 } opl_model_info_t;
 103
 104 extern int      plat_max_boards(void);
 105 extern int      plat_max_cpu_units_per_board(void);
 106 extern int      plat_max_mem_units_per_board(void);
 107 extern int      plat_max_io_units_per_board(void);
 108 extern int      plat_max_cmp_units_per_board(void);
 109
 110 #ifdef  __cplusplus
 111 }
 112 #endif
 113
 114 #endif  /* _OPL_H */