| 1 | 19 | jeremybenn | /* sim-config.h -- Simulator configuration header file
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         | 2 |  |  |  
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         | 3 |  |  |    Copyright (C) 1999 Damjan Lampret, lampret@opencores.org
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         | 4 |  |  |    Copyright (C) 2008 Embecosm Limited
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         | 5 |  |  |  
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         | 6 |  |  |    Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>
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         | 7 |  |  |  
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         | 8 |  |  |    This file is part of OpenRISC 1000 Architectural Simulator.
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         | 9 |  |  |  
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         | 10 |  |  |    This program is free software; you can redistribute it and/or modify it
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         | 11 |  |  |    under the terms of the GNU General Public License as published by the Free
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         | 12 |  |  |    Software Foundation; either version 3 of the License, or (at your option)
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         | 13 |  |  |    any later version.
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         | 14 |  |  |  
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         | 15 |  |  |    This program is distributed in the hope that it will be useful, but WITHOUT
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         | 16 |  |  |    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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         | 17 |  |  |    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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         | 18 |  |  |    more details.
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         | 19 |  |  |  
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         | 20 |  |  |    You should have received a copy of the GNU General Public License along
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         | 21 |  |  |    with this program.  If not, see <http://www.gnu.org/licenses/>. */
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         | 22 |  |  |  
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         | 23 |  |  | /* This program is commented throughout in a fashion suitable for processing
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         | 24 |  |  |    with Doxygen. */
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         | 25 |  |  |  
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         | 26 |  |  |  
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         | 27 |  |  | #ifndef SIM_CONFIG_H
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         | 28 |  |  | #define SIM_CONFIG_H
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         | 29 |  |  |  
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         | 30 |  |  | /* System includes */
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         | 31 |  |  | #include <stdio.h>
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         | 32 |  |  |  
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         | 33 |  |  | /* Package includes */
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         | 34 |  |  | #include "arch.h"
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         | 35 |  |  |  
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         | 36 |  |  | /* Simulator configuration macros. Eventually this one will be a lot bigger. */
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         | 37 |  |  |  
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         | 38 |  |  | #define MAX_SBUF_LEN     256    /* Max. length of store buffer */
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         | 39 |  |  |  
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         | 40 |  |  | #define EXE_LOG_HARDWARE   0    /* Print out RTL states */
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         | 41 |  |  | #define EXE_LOG_SIMPLE     1    /* Executed log prints out dissasembly */
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         | 42 |  |  | #define EXE_LOG_SOFTWARE   2    /* Simple with some register output */
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         | 43 |  |  |  
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         | 44 |  |  | #define STR_SIZE         256
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         | 45 |  |  |  
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         | 46 |  |  | /* Number of cycles between checks to runtime.sim.iprompt */
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         | 47 |  |  | #define CHECK_INT_TIME 100000
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         | 48 |  |  |  
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         | 49 | 220 | jeremybenn | /* Print to the defined output stream */
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         | 50 | 19 | jeremybenn | #define PRINTF(x...) fprintf (runtime.sim.fout, x)
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         | 51 |  |  |  
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         | 52 | 220 | jeremybenn | /* Print only if we are not running silently */
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         | 53 |  |  | #define PRINTFQ(x...) if (!config.sim.quiet) { fprintf (runtime.sim.fout, x); }
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         | 54 |  |  |  
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         | 55 | 19 | jeremybenn | /*! Data structure for configuration data */
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         | 56 |  |  | struct config
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         | 57 |  |  | {
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         | 58 |  |  |   struct
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         | 59 |  |  |   {                             /* External linkage for SystemC */
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         | 60 | 93 | jeremybenn |     void  *class_ptr;
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         | 61 |  |  |     int  (*read_up) (void              *class_ptr,
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         | 62 |  |  |                      unsigned long int  addr,
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         | 63 |  |  |                      unsigned char      mask[],
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         | 64 |  |  |                      unsigned char      rdata[],
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         | 65 |  |  |                      int                data_len);
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         | 66 |  |  |     int  (*write_up) (void              *class_ptr,
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         | 67 |  |  |                       unsigned long int  addr,
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         | 68 |  |  |                       unsigned char      mask[],
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         | 69 |  |  |                       unsigned char      wdata[],
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         | 70 |  |  |                       int                data_len);
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         | 71 | 19 | jeremybenn |   } ext;
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         | 72 |  |  |  
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         | 73 |  |  |   struct
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         | 74 |  |  |   {
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         | 75 | 143 | jeremybenn |     int is_library;             /* Library operation */
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         | 76 | 19 | jeremybenn |     int debug;                  /* Simulator debugging */
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         | 77 |  |  |     int verbose;                /* Force verbose output */
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         | 78 |  |  |  
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         | 79 |  |  |     int profile;                /* Is profiler running */
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         | 80 |  |  |     char *prof_fn;              /* Profiler filename */
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         | 81 |  |  |  
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         | 82 |  |  |     int mprofile;               /* Is memory profiler running */
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         | 83 |  |  |     char *mprof_fn;             /* Memory profiler filename */
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         | 84 |  |  |  
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         | 85 |  |  |     int history;                /* instruction stream history analysis */
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         | 86 |  |  |     int exe_log;                /* Print out RTL states? */
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         | 87 |  |  |     int exe_log_type;           /* Type of log */
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         | 88 |  |  |     long long int exe_log_start;        /* First instruction to log */
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         | 89 |  |  |     long long int exe_log_end;  /* Last instr to log, -1 if continuous */
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         | 90 |  |  |     int exe_log_marker;         /* If nonzero, place markers before */
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         | 91 |  |  |     /* each exe_log_marker instructions */
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         | 92 |  |  |     char *exe_log_fn;           /* RTL state comparison filename */
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         | 93 | 202 | julius |     int exe_bin_insn_log;       /* Binary dump log of exec. instructions */
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         | 94 |  |  |     char* exe_bin_insn_log_fn;  /* Binary dump log of exec. instructions name */
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         | 95 | 19 | jeremybenn |     long clkcycle_ps;           /* Clock duration in ps */
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         | 96 |  |  |     int strict_npc;             /* JPB. NPC flushes pipeline when changed */
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         | 97 | 220 | jeremybenn |     int  quiet;                 /* Minimize message output */
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         | 98 |  |  |     int  report_mem_errs;       /* Report out of memory accesses */
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         | 99 | 19 | jeremybenn |   } sim;
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         | 100 |  |  |  
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         | 101 |  |  |   struct
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         | 102 |  |  |   {                             /* Verification API */
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         | 103 |  |  |     int enabled;                /* Whether is VAPI module enabled */
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         | 104 |  |  |     int server_port;            /* user specified port for services */
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         | 105 |  |  |     int log_enabled;            /* Whether to log the vapi requests */
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         | 106 |  |  |     int hide_device_id;         /* Whether to log dev ID each request */
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         | 107 |  |  |     char *vapi_fn;              /* vapi log filename */
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         | 108 |  |  |   } vapi;
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         | 109 |  |  |  
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         | 110 |  |  |   struct
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         | 111 |  |  |   {
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         | 112 |  |  |     char *timings_fn;           /* Filename of the timing table */
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         | 113 |  |  |     int memory_order;           /* Memory access stricness */
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         | 114 |  |  |     int calling_convention;     /* Do funcs follow std calling conv? */
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         | 115 |  |  |     int enable_bursts;          /* Whether burst are enabled */
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         | 116 |  |  |     int no_multicycle;          /* Generate no multicycle paths */
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         | 117 |  |  |   } cuc;
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         | 118 |  |  |  
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         | 119 |  |  |   struct
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         | 120 |  |  |   {
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         | 121 |  |  |     int superscalar;            /* superscalara analysis */
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         | 122 |  |  |     int hazards;                /* dependency hazards analysis */
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         | 123 |  |  |     int dependstats;            /* dependency statistics */
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         | 124 |  |  |     int sbuf_len;               /* length of store buffer, 0=disabled */
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         | 125 | 100 | julius |     int hardfloat;      /* whether hardfloat is enabled */
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         | 126 | 19 | jeremybenn |   } cpu;
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         | 127 |  |  |  
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         | 128 |  |  |   struct
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         | 129 |  |  |   {
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         | 130 |  |  |     int enabled;                /* Whether data cache is enabled */
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         | 131 |  |  |     int nways;                  /* Number of DC ways */
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         | 132 |  |  |     int nsets;                  /* Number of DC sets */
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         | 133 |  |  |     int blocksize;              /* DC entry size */
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         | 134 |  |  |     int ustates;                /* number of DC usage states */
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         | 135 |  |  |     int store_missdelay;        /* cycles a store miss costs */
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         | 136 |  |  |     int store_hitdelay;         /* cycles a store hit costs */
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         | 137 |  |  |     int load_missdelay;         /* cycles a load miss costs */
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         | 138 |  |  |     int load_hitdelay;          /* cycles a load hit costs */
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         | 139 |  |  |   } dc;
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         | 140 |  |  |  
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         | 141 |  |  |   struct pic
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         | 142 |  |  |   {
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         | 143 |  |  |     int enabled;                /* Is interrupt controller enabled? */
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         | 144 |  |  |     int edge_trigger;           /* Are interrupts edge triggered? */
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         | 145 | 432 | jeremybenn |     int use_nmi;                /* Do we have non-maskable interrupts? */
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         | 146 | 19 | jeremybenn |   } pic;
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         | 147 |  |  |  
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         | 148 |  |  |   struct
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         | 149 |  |  |   {
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         | 150 |  |  |     int enabled;                /* Is power management operational? */
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         | 151 |  |  |   } pm;
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         | 152 |  |  |  
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         | 153 |  |  |   struct
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         | 154 |  |  |   {
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         | 155 | 556 | julius |     int enabled;                /* Are performance counters enabled? */
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         | 156 |  |  |   } pcu;
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         | 157 |  |  |  
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         | 158 |  |  |   struct
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         | 159 |  |  |   {
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         | 160 | 19 | jeremybenn |     int enabled;                /* branch prediction buffer analysis */
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         | 161 |  |  |     int sbp_bnf_fwd;            /* Static BP for l.bnf uses fwd predn */
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         | 162 |  |  |     int sbp_bf_fwd;             /* Static BP for l.bf uses fwd predn */
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         | 163 |  |  |     int btic;                   /* BP target insn cache analysis */
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         | 164 |  |  |     int missdelay;              /* How much cycles does the miss cost */
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         | 165 |  |  |     int hitdelay;               /* How much cycles does the hit cost */
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         | 166 |  |  |   } bpb;
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         | 167 |  |  |  
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         | 168 |  |  |   struct
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         | 169 |  |  |   {
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         | 170 |  |  |     int enabled;                /* Is debug module enabled */
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         | 171 |  |  |     int rsp_enabled;            /* Is RSP debugging with GDB possible */
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         | 172 |  |  |     int rsp_port;               /* Port for RSP GDB connection */
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         | 173 |  |  |     unsigned long vapi_id;      /* "Fake" vapi dev id for JTAG proxy */
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         | 174 | 82 | jeremybenn |     long int  jtagcycle_ps;     /* JTAG clock duration in ps */
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         | 175 | 19 | jeremybenn |   } debug;
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         | 176 |  |  | };
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         | 177 |  |  |  
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         | 178 |  |  | /*! Data structure for run time data */
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         | 179 |  |  | struct runtime
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         | 180 |  |  | {
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         | 181 |  |  |   struct
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         | 182 |  |  |   {
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         | 183 |  |  |     FILE *fprof;                /* Profiler file */
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         | 184 |  |  |     FILE *fmprof;               /* Memory profiler file */
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         | 185 |  |  |     FILE *fexe_log;             /* RTL state comparison file */
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         | 186 | 202 | julius |     FILE *fexe_bin_insn_log;    /* Binary instruction dump/log file */
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         | 187 | 19 | jeremybenn |     FILE *fout;                 /* file for standard output */
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         | 188 |  |  |     char *filename;             /* Original Command Simulator file (CZ) */
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         | 189 |  |  |     int iprompt;                /* Interactive prompt */
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         | 190 |  |  |     int iprompt_run;            /* Interactive prompt is running */
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         | 191 |  |  |     long long cycles;           /* Cycles counts fetch stages */
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         | 192 |  |  |     long long int end_cycles;   /* JPB. Cycles to end of quantum */
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         | 193 |  |  |     double time_point;          /* JPB. Time point in the simulation */
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         | 194 |  |  |     unsigned long int ext_int_set;      /* JPB. External interrupts to set */
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         | 195 |  |  |     unsigned long int ext_int_clr;      /* DXL. External interrupts ti clear */
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         | 196 |  |  |  
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         | 197 |  |  |     int mem_cycles;             /* Each cycle has counter of mem_cycles;
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         | 198 |  |  |                                    this value is joined with cycles
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         | 199 |  |  |                                    at the end of the cycle; no sim
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         | 200 |  |  |                                    originated memory accesses should be
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         | 201 |  |  |                                    performed inbetween. */
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         | 202 |  |  |     int loadcycles;             /* Load and store stalls */
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         | 203 |  |  |     int storecycles;
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         | 204 |  |  |  
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         | 205 |  |  |     long long reset_cycles;
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         | 206 |  |  |  
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         | 207 |  |  |     int  hush;                  /* Is simulator to do reg dumps */
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         | 208 | 472 | jeremybenn |     int  trace_phy;             /* Show physical instr addr when tracing */
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         | 209 |  |  |     int  trace_virt;            /* Show virtual instr addr when tracing */
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         | 210 | 19 | jeremybenn |   } sim;
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         | 211 |  |  |  
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         | 212 |  |  |   struct
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         | 213 |  |  |   {
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         | 214 | 82 | jeremybenn |     unsigned int  instr;        /* Current JTAG instruction */
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         | 215 |  |  |     unsigned long int  mod_id;  /* Currently selected module */
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         | 216 |  |  |     int  write_defined_p;       /* WRITE_COMMAND has set details for GO */
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         | 217 |  |  |     unsigned char  acc_type;    /* Access type for GO */
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         | 218 |  |  |     unsigned long int  addr;    /* Address to read/write for GO */
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         | 219 | 98 | jeremybenn |     unsigned long int  size;    /* Num bytes to read/write (up to 2^16) */
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         | 220 | 82 | jeremybenn |   } debug;
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         | 221 |  |  |  
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         | 222 |  |  |   struct
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         | 223 |  |  |   {
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         | 224 | 19 | jeremybenn |     long long instructions;     /* Instructions executed */
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         | 225 |  |  |     long long reset_instructions;
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         | 226 |  |  |  
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         | 227 |  |  |     int stalled;
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         | 228 | 143 | jeremybenn |     int halted;                 /* When library hits exit. */
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         | 229 | 19 | jeremybenn |     int hazardwait;             /* how many cycles were wasted because of hazards */
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         | 230 |  |  |     int supercycles;            /* Superscalar cycles */
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         | 231 |  |  |   } cpu;
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         | 232 |  |  |  
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         | 233 |  |  |   struct
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         | 234 | 235 | jeremybenn |   {                             /* Verification API, part of Adv Core Verif */
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         | 235 | 19 | jeremybenn |     int enabled;                /* Whether is VAPI module enabled */
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         | 236 |  |  |     FILE *vapi_file;            /* vapi file */
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         | 237 |  |  |     int server_port;            /* A user specified port number for services */
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         | 238 |  |  |   } vapi;
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         | 239 |  |  |  
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         | 240 |  |  | /* CUC configuration parameters */
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         | 241 |  |  |   struct
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         | 242 |  |  |   {
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         | 243 |  |  |     int mdelay[4];              /* average memory delays in cycles
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         | 244 |  |  |                                    {read single, read burst, write single, write burst} */
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         | 245 |  |  |     double cycle_duration;      /* in ns */
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         | 246 |  |  |   } cuc;
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         | 247 |  |  | };
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         | 248 |  |  |  
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         | 249 |  |  | /*! Union of all possible paramter values */
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         | 250 |  |  | union param_val
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         | 251 |  |  | {
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         | 252 |  |  |   char          *str_val;
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         | 253 |  |  |   int            int_val;
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         | 254 |  |  |   long long int  longlong_val;
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         | 255 |  |  |   oraddr_t       addr_val;
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         | 256 |  |  | };
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         | 257 |  |  |  
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         | 258 |  |  | /*! Enum of all possible paramter types */
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         | 259 |  |  | enum param_t
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         | 260 |  |  | {
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         | 261 | 224 | jeremybenn |   PARAMT_NONE = 0,               /* No parameter */
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         | 262 |  |  |   PARAMT_STR,                   /* String parm enclosed in double quotes (") */
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         | 263 |  |  |   PARAMT_WORD,                  /* String parm NOT enclosed in double quotes */
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         | 264 |  |  |   PARAMT_INT,                   /* Integer parameter */
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         | 265 |  |  |   PARAMT_LONGLONG,              /* Long long int parameter */
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         | 266 |  |  |   PARAMT_ADDR                   /* Address parameter */
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         | 267 | 19 | jeremybenn | };
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         | 268 |  |  |  
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         | 269 |  |  | /* Generic structure for a configuration section */
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         | 270 |  |  | struct config_section
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         | 271 |  |  | {
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         | 272 |  |  |   char *name;
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         | 273 |  |  |   void *(*sec_start) (void);
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         | 274 |  |  |   void (*sec_end) (void *);
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         | 275 |  |  |   void *dat;
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         | 276 |  |  |   struct config_param *params;
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         | 277 |  |  |   struct config_section *next;
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         | 278 |  |  | };
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         | 279 |  |  |  
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         | 280 |  |  | /* Externally visible data structures*/
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         | 281 |  |  | extern struct config          config;
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         | 282 |  |  | extern struct runtime         runtime;
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         | 283 |  |  | extern struct config_section *cur_section;
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         | 284 |  |  | extern int                    do_stats;
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         | 285 |  |  |  
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         | 286 |  |  | /* Prototypes for external use */
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         | 287 |  |  | extern void  set_config_command (int argc, char **argv);
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         | 288 |  |  | extern void  init_defconfig (void);
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         | 289 |  |  | extern int   parse_args (int argc, char *argv[]);
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         | 290 |  |  | extern void  print_config (void);
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         | 291 |  |  | extern void  reg_config_param (struct config_section *sec,
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         | 292 |  |  |                                const char            *param,
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         | 293 |  |  |                                enum param_t           type,
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         | 294 |  |  |                                void (*param_cb)  (union param_val,
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         | 295 |  |  |                                                   void *));
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         | 296 |  |  | extern struct config_section *reg_config_sec (const char *section,
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         | 297 |  |  |                                               void *(*sec_start) (void),
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         | 298 |  |  |                                               void  (*sec_end) (void *));
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         | 299 |  |  |  
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         | 300 |  |  | extern void  reg_config_secs ();
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         | 301 |  |  |  
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         | 302 |  |  | #endif /* SIM_CONFIG_H */
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