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/* config.h -- Simulator configuration header file
   Copyright (C) 1999 Damjan Lampret, lampret@opencores.org
 
   This file is part of OpenRISC 1000 Architectural Simulator.
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
 
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
 
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
 
#include <stdio.h>
 
/* Simulator configuration macros. Eventually this one will be a lot bigger. */
 
#define NR_UARTS        4       /* Number of UARTs simulated */   
#define NR_DMAS         1       /* Number of DMA controllers */
#define NR_ETHERNETS    2       /* Number of Ethernet MACs   */
#define NONE            0
#define VIRTUAL         1
#define PHYSICAL        2
 
#define STR_SIZE        (256)
 
struct config {
  struct {
    int tagtype;
  } dc;
 
  struct {
    int tagtype;
  } ic;
 
  int clkcycle_ns;  /* Clock cycle in nanoseconds */
 
  int nuarts;
  int uarts_enabled;
  struct {
    char rxfile[STR_SIZE]; /* File for RX */
    char txfile[STR_SIZE]; /* File for TX (required) */
    int jitter;     /* CZ 250801 - in msecs...time to block */
    unsigned long baseaddr; /* Naturally aligned base address */
  } uarts[NR_UARTS];
 
  int ndmas;
  int dmas_enabled;
  struct {
    unsigned long baseaddr;
    unsigned irq;
  } dmas[NR_DMAS];
 
  int nethernets;
  int ethernets_enabled;
	struct {
		unsigned long baseaddr;
		unsigned dma; /* Which controller is this ethernet "connected" to */
		unsigned tx_channel; /* DMA channel used for TX */
		unsigned rx_channel; /* DMA channel used for RX */
		char *rxfile;
		char *txfile;
	} ethernets[NR_ETHERNETS];
 
  struct {
    int enabled;                      /* is MC enabled? */
    unsigned long baseaddr;           /* Naturally aligned base address */
    unsigned POC;                     /* power on reset configuration register */
  } mc;
 
  struct {
    char memory_table_file[STR_SIZE]; /* Memory table filename */
    int pattern;            /* A user specified memory initialization pattern */
    int random_seed;        /* Initialize the memory with random values, starting with seed */
    enum {
      MT_UNKNOWN,
      MT_PATTERN,
      MT_RANDOM
    } type;
  } memory;
 
  struct {
    unsigned long upr;      /* Unit present register */
    unsigned long ver, rev; /* Version register */
    int superscalar;        /* superscalara analysis */
    int hazards;            /* dependency hazards analysis */
		int history;            /* instruction stream history analysis */
		int dependstats;        /* dependency statistics */
    int dependency;         /* not sure: same as dependency statistics?  */
    int slp;                /* not sure: stack analisys? */
    int btic;		            /* branch prediction target insn cache analysis */
    int bpb;                /* branch prediction buffer analysis */
  } cpu;
 
  struct {
    int debug;              /* Simulator debugging */
    int verbose;            /* Force verbose output */
    int iprompt;            /* Interactive prompt */
 
    int profile;            /* Is profiler running */
    char prof_fn[STR_SIZE]; /* Profiler filename */
    FILE *fprof;            /* Profiler file */
 
    int exe_log;          /* Print out RTL states? */
    char exe_log_fn[STR_SIZE]; /* RTL state comparison filename */
    FILE *fexe_log;       /* RTL state comparison file */
  } sim;
 
  struct {
    int enabled;            /* Whether is debug module enabled */
    int gdb_enabled;        /* Whether is debugging with gdb possible */
    int server_port;        /* A user specified port number for services */
  } debug;
 
  struct {                  /* Verification API, part of Advanced Core Verification */
    int enabled;
  } vapi;
 
  char *script_file;        /* Script file that should be used */
  char *filename;  /* Original Command Simulator file (CZ) */
};
 
#ifdef DEBUGMOD_OFF
#define DEBUG_ENABLED 0
#define GDB_ENABLED   0
#else
#define DEBUG_ENABLED config.debug.enabled
#define GDB_ENABLED   config.debug.gdb_enabled
#endif
 
extern struct config config;
 
/* Read environment from a script file. Does not fail - assumes defaukt configuration instead. */
void read_script_file (char *filename);