/* sim-config.h -- Simulator configuration header file
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/* sim-config.h -- Simulator configuration header file
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Copyright (C) 1999 Damjan Lampret, lampret@opencores.org
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Copyright (C) 1999 Damjan Lampret, lampret@opencores.org
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Copyright (C) 2008 Embecosm Limited
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Copyright (C) 2008 Embecosm Limited
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Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>
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Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>
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This file is part of OpenRISC 1000 Architectural Simulator.
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This file is part of OpenRISC 1000 Architectural Simulator.
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This program is free software; you can redistribute it and/or modify it
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the Free
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under the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3 of the License, or (at your option)
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Software Foundation; either version 3 of the License, or (at your option)
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any later version.
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any later version.
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This program is distributed in the hope that it will be useful, but WITHOUT
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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more details.
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You should have received a copy of the GNU General Public License along
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You should have received a copy of the GNU General Public License along
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with this program. If not, see <http://www.gnu.org/licenses/>. */
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with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* This program is commented throughout in a fashion suitable for processing
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/* This program is commented throughout in a fashion suitable for processing
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with Doxygen. */
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with Doxygen. */
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#ifndef SIM_CONFIG_H
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#ifndef SIM_CONFIG_H
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#define SIM_CONFIG_H
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#define SIM_CONFIG_H
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/* System includes */
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/* System includes */
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#include <stdio.h>
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#include <stdio.h>
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/* Package includes */
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/* Package includes */
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#include "arch.h"
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#include "arch.h"
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/* Simulator configuration macros. Eventually this one will be a lot bigger. */
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/* Simulator configuration macros. Eventually this one will be a lot bigger. */
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#define MAX_SBUF_LEN 256 /* Max. length of store buffer */
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#define MAX_SBUF_LEN 256 /* Max. length of store buffer */
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#define EXE_LOG_HARDWARE 0 /* Print out RTL states */
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#define EXE_LOG_HARDWARE 0 /* Print out RTL states */
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#define EXE_LOG_SIMPLE 1 /* Executed log prints out dissasembly */
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#define EXE_LOG_SIMPLE 1 /* Executed log prints out dissasembly */
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#define EXE_LOG_SOFTWARE 2 /* Simple with some register output */
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#define EXE_LOG_SOFTWARE 2 /* Simple with some register output */
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#define STR_SIZE 256
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#define STR_SIZE 256
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/* Number of cycles between checks to runtime.sim.iprompt */
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/* Number of cycles between checks to runtime.sim.iprompt */
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#define CHECK_INT_TIME 100000
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#define CHECK_INT_TIME 100000
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#define PRINTF(x...) fprintf (runtime.sim.fout, x)
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#define PRINTF(x...) fprintf (runtime.sim.fout, x)
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/*! Data structure for configuration data */
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/*! Data structure for configuration data */
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struct config
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struct config
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{
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{
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struct
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struct
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{ /* External linkage for SystemC */
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{ /* External linkage for SystemC */
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void *class_ptr;
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void *class_ptr;
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int (*read_up) (void *class_ptr,
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int (*read_up) (void *class_ptr,
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unsigned long int addr,
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unsigned long int addr,
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unsigned char mask[],
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unsigned char mask[],
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unsigned char rdata[],
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unsigned char rdata[],
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int data_len);
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int data_len);
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int (*write_up) (void *class_ptr,
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int (*write_up) (void *class_ptr,
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unsigned long int addr,
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unsigned long int addr,
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unsigned char mask[],
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unsigned char mask[],
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unsigned char wdata[],
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unsigned char wdata[],
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int data_len);
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int data_len);
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} ext;
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} ext;
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struct
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struct
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{
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{
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int is_library; /* Library operation */
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int debug; /* Simulator debugging */
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int debug; /* Simulator debugging */
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int verbose; /* Force verbose output */
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int verbose; /* Force verbose output */
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int profile; /* Is profiler running */
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int profile; /* Is profiler running */
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char *prof_fn; /* Profiler filename */
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char *prof_fn; /* Profiler filename */
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int mprofile; /* Is memory profiler running */
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int mprofile; /* Is memory profiler running */
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char *mprof_fn; /* Memory profiler filename */
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char *mprof_fn; /* Memory profiler filename */
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int history; /* instruction stream history analysis */
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int history; /* instruction stream history analysis */
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int exe_log; /* Print out RTL states? */
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int exe_log; /* Print out RTL states? */
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int exe_log_type; /* Type of log */
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int exe_log_type; /* Type of log */
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long long int exe_log_start; /* First instruction to log */
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long long int exe_log_start; /* First instruction to log */
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long long int exe_log_end; /* Last instr to log, -1 if continuous */
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long long int exe_log_end; /* Last instr to log, -1 if continuous */
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int exe_log_marker; /* If nonzero, place markers before */
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int exe_log_marker; /* If nonzero, place markers before */
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/* each exe_log_marker instructions */
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/* each exe_log_marker instructions */
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char *exe_log_fn; /* RTL state comparison filename */
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char *exe_log_fn; /* RTL state comparison filename */
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long clkcycle_ps; /* Clock duration in ps */
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long clkcycle_ps; /* Clock duration in ps */
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int strict_npc; /* JPB. NPC flushes pipeline when changed */
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int strict_npc; /* JPB. NPC flushes pipeline when changed */
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} sim;
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} sim;
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struct
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struct
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{ /* Verification API */
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{ /* Verification API */
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int enabled; /* Whether is VAPI module enabled */
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int enabled; /* Whether is VAPI module enabled */
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int server_port; /* user specified port for services */
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int server_port; /* user specified port for services */
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int log_enabled; /* Whether to log the vapi requests */
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int log_enabled; /* Whether to log the vapi requests */
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int hide_device_id; /* Whether to log dev ID each request */
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int hide_device_id; /* Whether to log dev ID each request */
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char *vapi_fn; /* vapi log filename */
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char *vapi_fn; /* vapi log filename */
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} vapi;
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} vapi;
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struct
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struct
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{
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{
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char *timings_fn; /* Filename of the timing table */
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char *timings_fn; /* Filename of the timing table */
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int memory_order; /* Memory access stricness */
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int memory_order; /* Memory access stricness */
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int calling_convention; /* Do funcs follow std calling conv? */
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int calling_convention; /* Do funcs follow std calling conv? */
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int enable_bursts; /* Whether burst are enabled */
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int enable_bursts; /* Whether burst are enabled */
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int no_multicycle; /* Generate no multicycle paths */
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int no_multicycle; /* Generate no multicycle paths */
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} cuc;
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} cuc;
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struct
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struct
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{
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{
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int superscalar; /* superscalara analysis */
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int superscalar; /* superscalara analysis */
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int hazards; /* dependency hazards analysis */
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int hazards; /* dependency hazards analysis */
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int dependstats; /* dependency statistics */
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int dependstats; /* dependency statistics */
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int sbuf_len; /* length of store buffer, 0=disabled */
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int sbuf_len; /* length of store buffer, 0=disabled */
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int hardfloat; /* whether hardfloat is enabled */
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int hardfloat; /* whether hardfloat is enabled */
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} cpu;
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} cpu;
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struct
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struct
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{
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{
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int enabled; /* Whether data cache is enabled */
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int enabled; /* Whether data cache is enabled */
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int nways; /* Number of DC ways */
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int nways; /* Number of DC ways */
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int nsets; /* Number of DC sets */
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int nsets; /* Number of DC sets */
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int blocksize; /* DC entry size */
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int blocksize; /* DC entry size */
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int ustates; /* number of DC usage states */
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int ustates; /* number of DC usage states */
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int store_missdelay; /* cycles a store miss costs */
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int store_missdelay; /* cycles a store miss costs */
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int store_hitdelay; /* cycles a store hit costs */
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int store_hitdelay; /* cycles a store hit costs */
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int load_missdelay; /* cycles a load miss costs */
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int load_missdelay; /* cycles a load miss costs */
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int load_hitdelay; /* cycles a load hit costs */
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int load_hitdelay; /* cycles a load hit costs */
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} dc;
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} dc;
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struct pic
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struct pic
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{
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{
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int enabled; /* Is interrupt controller enabled? */
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int enabled; /* Is interrupt controller enabled? */
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int edge_trigger; /* Are interrupts edge triggered? */
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int edge_trigger; /* Are interrupts edge triggered? */
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} pic;
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} pic;
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struct
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struct
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{
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{
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int enabled; /* Is power management operational? */
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int enabled; /* Is power management operational? */
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} pm;
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} pm;
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struct
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struct
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{
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{
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int enabled; /* branch prediction buffer analysis */
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int enabled; /* branch prediction buffer analysis */
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int sbp_bnf_fwd; /* Static BP for l.bnf uses fwd predn */
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int sbp_bnf_fwd; /* Static BP for l.bnf uses fwd predn */
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int sbp_bf_fwd; /* Static BP for l.bf uses fwd predn */
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int sbp_bf_fwd; /* Static BP for l.bf uses fwd predn */
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int btic; /* BP target insn cache analysis */
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int btic; /* BP target insn cache analysis */
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int missdelay; /* How much cycles does the miss cost */
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int missdelay; /* How much cycles does the miss cost */
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int hitdelay; /* How much cycles does the hit cost */
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int hitdelay; /* How much cycles does the hit cost */
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} bpb;
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} bpb;
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struct
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struct
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{
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{
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int enabled; /* Is debug module enabled */
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int enabled; /* Is debug module enabled */
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int gdb_enabled; /* Is legacy debugging with GDB possible */
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int gdb_enabled; /* Is legacy debugging with GDB possible */
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int rsp_enabled; /* Is RSP debugging with GDB possible */
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int rsp_enabled; /* Is RSP debugging with GDB possible */
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int server_port; /* Port for legacy GDB connection */
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int server_port; /* Port for legacy GDB connection */
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int rsp_port; /* Port for RSP GDB connection */
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int rsp_port; /* Port for RSP GDB connection */
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unsigned long vapi_id; /* "Fake" vapi dev id for JTAG proxy */
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unsigned long vapi_id; /* "Fake" vapi dev id for JTAG proxy */
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long int jtagcycle_ps; /* JTAG clock duration in ps */
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long int jtagcycle_ps; /* JTAG clock duration in ps */
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} debug;
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} debug;
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};
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};
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/*! Data structure for run time data */
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/*! Data structure for run time data */
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struct runtime
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struct runtime
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{
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{
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struct
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struct
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{
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{
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FILE *fprof; /* Profiler file */
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FILE *fprof; /* Profiler file */
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FILE *fmprof; /* Memory profiler file */
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FILE *fmprof; /* Memory profiler file */
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FILE *fexe_log; /* RTL state comparison file */
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FILE *fexe_log; /* RTL state comparison file */
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FILE *fout; /* file for standard output */
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FILE *fout; /* file for standard output */
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char *filename; /* Original Command Simulator file (CZ) */
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char *filename; /* Original Command Simulator file (CZ) */
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int iprompt; /* Interactive prompt */
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int iprompt; /* Interactive prompt */
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int iprompt_run; /* Interactive prompt is running */
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int iprompt_run; /* Interactive prompt is running */
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long long cycles; /* Cycles counts fetch stages */
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long long cycles; /* Cycles counts fetch stages */
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long long int end_cycles; /* JPB. Cycles to end of quantum */
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long long int end_cycles; /* JPB. Cycles to end of quantum */
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double time_point; /* JPB. Time point in the simulation */
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double time_point; /* JPB. Time point in the simulation */
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unsigned long int ext_int_set; /* JPB. External interrupts to set */
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unsigned long int ext_int_set; /* JPB. External interrupts to set */
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unsigned long int ext_int_clr; /* DXL. External interrupts ti clear */
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unsigned long int ext_int_clr; /* DXL. External interrupts ti clear */
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int mem_cycles; /* Each cycle has counter of mem_cycles;
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int mem_cycles; /* Each cycle has counter of mem_cycles;
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this value is joined with cycles
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this value is joined with cycles
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at the end of the cycle; no sim
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at the end of the cycle; no sim
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originated memory accesses should be
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originated memory accesses should be
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performed inbetween. */
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performed inbetween. */
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int loadcycles; /* Load and store stalls */
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int loadcycles; /* Load and store stalls */
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int storecycles;
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int storecycles;
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long long reset_cycles;
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long long reset_cycles;
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int hush; /* Is simulator to do reg dumps */
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int hush; /* Is simulator to do reg dumps */
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} sim;
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} sim;
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struct
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struct
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{
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{
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unsigned int instr; /* Current JTAG instruction */
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unsigned int instr; /* Current JTAG instruction */
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unsigned long int mod_id; /* Currently selected module */
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unsigned long int mod_id; /* Currently selected module */
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int write_defined_p; /* WRITE_COMMAND has set details for GO */
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int write_defined_p; /* WRITE_COMMAND has set details for GO */
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unsigned char acc_type; /* Access type for GO */
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unsigned char acc_type; /* Access type for GO */
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unsigned long int addr; /* Address to read/write for GO */
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unsigned long int addr; /* Address to read/write for GO */
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unsigned long int size; /* Num bytes to read/write (up to 2^16) */
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unsigned long int size; /* Num bytes to read/write (up to 2^16) */
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} debug;
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} debug;
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struct
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struct
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{
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{
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long long instructions; /* Instructions executed */
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long long instructions; /* Instructions executed */
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long long reset_instructions;
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long long reset_instructions;
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int stalled;
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int stalled;
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int halted; /* When library hits exit. */
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int hazardwait; /* how many cycles were wasted because of hazards */
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int hazardwait; /* how many cycles were wasted because of hazards */
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int supercycles; /* Superscalar cycles */
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int supercycles; /* Superscalar cycles */
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} cpu;
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} cpu;
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struct
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struct
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{ /* Verification API, part of Advanced Core Verification */
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{ /* Verification API, part of Advanced Core Verification */
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int enabled; /* Whether is VAPI module enabled */
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int enabled; /* Whether is VAPI module enabled */
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FILE *vapi_file; /* vapi file */
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FILE *vapi_file; /* vapi file */
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int server_port; /* A user specified port number for services */
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int server_port; /* A user specified port number for services */
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} vapi;
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} vapi;
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/* CUC configuration parameters */
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/* CUC configuration parameters */
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struct
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struct
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{
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{
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int mdelay[4]; /* average memory delays in cycles
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int mdelay[4]; /* average memory delays in cycles
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{read single, read burst, write single, write burst} */
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{read single, read burst, write single, write burst} */
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double cycle_duration; /* in ns */
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double cycle_duration; /* in ns */
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} cuc;
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} cuc;
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};
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};
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/*! Union of all possible paramter values */
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/*! Union of all possible paramter values */
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union param_val
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union param_val
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{
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{
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char *str_val;
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char *str_val;
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int int_val;
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int int_val;
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long long int longlong_val;
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long long int longlong_val;
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oraddr_t addr_val;
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oraddr_t addr_val;
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};
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};
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/*! Enum of all possible paramter types */
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/*! Enum of all possible paramter types */
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enum param_t
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enum param_t
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{
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{
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paramt_none = 0, /* No parameter */
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paramt_none = 0, /* No parameter */
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paramt_str, /* String parm enclosed in double quotes (") */
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paramt_str, /* String parm enclosed in double quotes (") */
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paramt_word, /* String parm NOT enclosed in double quotes */
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paramt_word, /* String parm NOT enclosed in double quotes */
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paramt_int, /* Integer parameter */
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paramt_int, /* Integer parameter */
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paramt_longlong, /* Long long int parameter */
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paramt_longlong, /* Long long int parameter */
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paramt_addr /* Address parameter */
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paramt_addr /* Address parameter */
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};
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};
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/* Generic structure for a configuration section */
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/* Generic structure for a configuration section */
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struct config_section
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struct config_section
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{
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{
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char *name;
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char *name;
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void *(*sec_start) (void);
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void *(*sec_start) (void);
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void (*sec_end) (void *);
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void (*sec_end) (void *);
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void *dat;
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void *dat;
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struct config_param *params;
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struct config_param *params;
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struct config_section *next;
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struct config_section *next;
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};
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};
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/* Externally visible data structures*/
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/* Externally visible data structures*/
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extern struct config config;
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extern struct config config;
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extern struct runtime runtime;
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extern struct runtime runtime;
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extern struct config_section *cur_section;
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extern struct config_section *cur_section;
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extern int do_stats;
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extern int do_stats;
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/* Prototypes for external use */
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/* Prototypes for external use */
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extern void set_config_command (int argc, char **argv);
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extern void set_config_command (int argc, char **argv);
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extern void init_defconfig (void);
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extern void init_defconfig (void);
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extern int parse_args (int argc, char *argv[]);
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extern int parse_args (int argc, char *argv[]);
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extern void print_config (void);
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extern void print_config (void);
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extern void reg_config_param (struct config_section *sec,
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extern void reg_config_param (struct config_section *sec,
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const char *param,
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const char *param,
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enum param_t type,
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enum param_t type,
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void (*param_cb) (union param_val,
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void (*param_cb) (union param_val,
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void *));
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void *));
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extern struct config_section *reg_config_sec (const char *section,
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extern struct config_section *reg_config_sec (const char *section,
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void *(*sec_start) (void),
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void *(*sec_start) (void),
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void (*sec_end) (void *));
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void (*sec_end) (void *));
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extern void reg_config_secs ();
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extern void reg_config_secs ();
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#endif /* SIM_CONFIG_H */
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#endif /* SIM_CONFIG_H */
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