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/* config.c -- Simulator configuration
   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. */
 
/* Simulator configuration. Eventually this one will be a lot bigger. */
 
#include <stdlib.h>
#include <limits.h>
#include "sim-config.h"
#include "abstract.h"
#include "sprs.h"
#include "spr_defs.h"
#include "pic.h"
#include "stats.h"
#include "icache_model.h"
#include "dcache_model.h"
 
#include "profiler.h"
#include "mprofiler.h"
#include "cuc.h"
 
#define WARNING(s) fprintf (stderr, "WARNING: config.%s: %s\n", sections[section].name, (s))
#define ERROR(s) {fprintf (stderr, "ERROR: config.%s:%s\n", sections[section].name, s); if (runtime.sim.init) exit (1);}
#define MERROR(s) {fprintf (stderr, "ERROR: %s\n", s); if (runtime.sim.init) exit (1);}
 
#if !FAST_SIM
struct config config;
#endif
struct runtime runtime;
 
int section = 0;
extern struct section {
  char *name;
  int flags;
} sections[];
 
void init_defconfig()
{
  int i;
 
#if !FAST_SIM
  memset(&config, 0, sizeof(config));
  /* Sim */
  config.sim.exe_log = 0;
  config.sim.exe_log_type = EXE_LOG_HARDWARE;
  config.sim.exe_log_start = 0;
  config.sim.exe_log_end = 0;
  config.sim.exe_log_marker = 0;
  config.sim.spr_log = 0;
  strcpy (config.sim.exe_log_fn, "executed.log");
  strcpy (config.sim.spr_log_fn, "spr.log");
 
  config.sim.debug = 0;
  config.sim.verbose = 1;
 
  strcpy (config.sim.prof_fn, "sim.profile");
  strcpy (config.sim.mprof_fn, "sim.mprofile");
  strcpy (config.sim.fstdout, "stdout.txt");
  strcpy (runtime.sim.script_fn, "(default)");
  config.sim.clkcycle_ps = 4000; /* 4000 for 4ns (250MHz) */
  if (config.sim.clkcycle_ps) config.sim.system_kfreq = (long)((1000000000.0 / (double)config.sim.clkcycle_ps));
  else config.sim.system_kfreq = INT_MAX;
  if (config.sim.system_kfreq <= 0) config.sim.system_kfreq = 1;
 
  /* Memory */
  config.memory.type = MT_UNKNOWN;
  config.memory.pattern = 0;
  config.memory.random_seed = -1;  /* Generate new seed */
  for (i = 0; i < MAX_MEMORIES; i++)
    config.memory.table[i].ce = -1;     /* memory is disabled by default */
 
  /* IMMU & DMMU*/
  config.immu.enabled = 0;
  config.immu.hitdelay = 1;
  config.immu.missdelay = 1;
  config.dmmu.enabled = 0;
  config.dmmu.hitdelay = 1;
  config.dmmu.missdelay = 1;
 
  /* IC & DC */
  config.ic.enabled = 0;
  config.ic.hitdelay = 1;
  config.ic.missdelay = 1;
  config.ic.nways = 0;
  config.ic.nsets = 0;
  config.ic.ustates = 0;
  config.dc.enabled = 0;
  config.dc.load_hitdelay = 2;
  config.dc.load_missdelay = 2;
  config.dc.nways = 0;
  config.dc.nsets = 0;
  config.dc.ustates = 0;
  config.dc.store_hitdelay = 0;
  config.dc.store_missdelay = 0;
 
  /* Memory Controller */
  config.mc.enabled = 0;
 
  /* Uarts */
  config.nuarts = 0;
 
  /* DMAs */
  config.ndmas = 0;
 
  /* VGAs */
  config.nvgas = 0;
 
  /* Frame buffer */
  config.fb.enabled = 0;
 
  /* CPU */
  config.cpu.superscalar = 0;
  config.sim.history = 0;
  config.cpu.hazards = 0;
  config.cpu.dependstats = 0;
  config.cpu.sbuf_len = 0;
  config.cpu.upr = SPR_UPR_UP | SPR_UPR_DCP | SPR_UPR_ICP | SPR_UPR_DMP
                 | SPR_UPR_IMP | SPR_UPR_OB32P | SPR_UPR_DUP | SPR_UPR_PICP
                 | SPR_UPR_PMP | SPR_UPR_TTP;
  config.cpu.sr = 0x00008001;
 
  /* Debug */
  config.debug.enabled = 0;
  config.debug.gdb_enabled = 0;
  config.debug.server_port = 0;
 
  /* VAPI */
  config.vapi.enabled = 0;
  strcpy (config.vapi.vapi_fn, "vapi.log");
 
  /* Ethernet */
  config.nethernets = 0;
 
  /* GPIO */
  config.ngpios = 0;
 
  /* PM */
  config.pm.enabled = 0;
 
  /* CUC */
  strcpy (config.cuc.timings_fn, "virtex.tim");
  config.cuc.memory_order = MO_STRONG;
  config.cuc.calling_convention = 1;
  config.cuc.enable_bursts = 1;
  config.cuc.no_multicycle = 1;
 
  /* Test */
  config.test.enabled = 0;
 
#endif
 
  /* Configure runtime */
  memset(&runtime, 0, sizeof(runtime));
 
  /* Sim */
  runtime.sim.fexe_log = NULL;
  runtime.sim.fspr_log = NULL;
  runtime.sim.iprompt = 0;
  runtime.sim.fprof = NULL;
  runtime.sim.fmprof = NULL;
  runtime.sim.init = 1;
  runtime.sim.script_file_specified = 0;
  runtime.simcmd.profile = 0;
  runtime.simcmd.mprofile = 0;
 
  /* VAPI */
  runtime.vapi.vapi_file = NULL;
  runtime.vapi.enabled = 0;
}
 
int parse_args(int argc, char *argv[])
{
  unsigned long val;
 
  argv++; argc--;
  while (argc) {
    if (strcmp(*argv, "profiler") == 0) {
      exit (main_profiler (argc, argv));
    } else
    if (strcmp(*argv, "mprofiler") == 0) {
      exit (main_mprofiler (argc, argv));
    } else
    if (*argv[0] != '-') {
      runtime.sim.filename = argv[0];
      argc--;
      argv++;
    } else
#if !FAST_SIM /* Constant cfg */
    if (strcmp(*argv, "-f") == 0 || strcmp(*argv, "--file") == 0) {      
      argv++; argc--;
      if (argv[0]) {
        read_script_file(argv[0]);
        argv++; argc--;
      } else {
        fprintf(stderr, "Configure filename not specified!\n");
        return 1;
      }
    } else
#endif
    if (strcmp(*argv, "--nosrv") == 0) {  /* (CZ) */
      config.debug.gdb_enabled = 0;
      argv++; argc--;
    } else
    if (strcmp(*argv, "--srv") == 0) {  /* (CZ) */
      char *s;
      if(!--argc)
        return 1;
      config.debug.enabled = 1;
      config.debug.gdb_enabled = 0;
      config.debug.server_port = strtol(*(++argv),&s,10);
      if(*s)
        return 1;
      argv++; argc--;
    } else
    if (strcmp(*argv, "-i") == 0) {
      runtime.sim.iprompt = 1;
      argv++; argc--;
    } else
    if (strcmp(*argv, "-v") == 0) {
      version();
      exit(0);
    } else
#if !FAST_SIM
    if (strcmp(*argv, "--enable-profile") == 0) {
      runtime.simcmd.profile = 1;
      argv++; argc--;
    } else
    if (strcmp(*argv, "--enable-mprofile") == 0) {
      runtime.simcmd.mprofile = 1;
      argv++; argc--;
    } else
#endif
    if (strcmp(*argv, "--output-cfg") == 0) {
      runtime.sim.output_cfg = 1;
      argv++; argc--;
    } else {
      fprintf(stderr, "Unknown option: %s\n", *argv);
      return 1;
    }
  }
 
  if (!argc)
    return 0;
 
  return 0;
}
 
#if !FAST_SIM
#define CNV(x) ((isspace(x) || (x) == 0) ? ' ' : (x))
 
/* Substitute for less powerful fscanf */
int fscanf_ex (FILE *f, char *fmt, void *buf, char *str)
{
  char tmp[STR_SIZE];
  char ch;
  int i = 0;
  while (*fmt) {
    switch (*fmt) {
      case '%':
        while(*fmt != 0 && !isalpha (*fmt))
          tmp[i++] = *(fmt++);
        tmp[i++] = *(fmt++);
        if (tmp[i - 1] == 's') {
          char *cbuf = (char *)buf;
          i = 0;
          while (ch = (f ? fgetc (f) : *str++), isspace(ch))
            if (f ? feof (f) : *str) return 1;
          if (f)
            ungetc (ch, f);
          else
            str--;
          while ((*(cbuf++) = ch = (f ? fgetc (f) : *str++), CNV(ch) ) != *fmt) {
            if ((f ? feof (f) : *str)) return 1;
            if (++i >= STR_SIZE) {
              fprintf (stderr, "ERROR: string too long.\n");
              return 1;
            }
          }
          *(--cbuf) = 0;
          fmt++;
        } else {
          tmp[i++] = 0;
          if (f)
            fscanf (f, tmp, buf);
          else
            sscanf (str, tmp, buf);
        }
        break;
      default:
        while ((ch = (f ? fgetc (f) : *str++)) != *fmt) {
          if (!isspace (ch)) {
            char tmp[200];
            sprintf (tmp, "unexpected char '%c' (expecting '%c')\n", ch, *fmt);
            fprintf (stderr, "WARNING: config.%s: %s\n", sections[section], tmp);
            WARNING(tmp);
          }
          if ((f ? feof (f) : *str)) return 1;
        }
        fmt++;
        break;
    }
  }
  return 0;
}
#endif /* !FAST_SIM */
 
void print_config()
{
  if (config.sim.verbose) {
    char temp[20];
    PRINTF("Verbose on, ");
    if (config.sim.debug)
      PRINTF("simdebug on, ");
    else
      PRINTF("simdebug off, ");
    if (runtime.sim.iprompt)
      PRINTF("interactive prompt on\n");
    else
      PRINTF("interactive prompt off\n");
 
    PRINTF("Machine initialization...\n");
    generate_time_pretty (temp, config.sim.clkcycle_ps);
    PRINTF("Clock cycle: %s\n", temp);
    if (testsprbits(SPR_UPR, SPR_UPR_DCP))
      PRINTF("Data cache present.\n");
    else
      PRINTF("No data cache.\n");
    if (testsprbits(SPR_UPR, SPR_UPR_ICP))
      PRINTF("Insn cache tag present.\n");
    else
      PRINTF("No instruction cache.\n");
    if (config.bpb.enabled)
      PRINTF("BPB simulation on.\n");
    else
      PRINTF("BPB simulation off.\n");
    if (config.bpb.btic)
      PRINTF("BTIC simulation on.\n");
    else
      PRINTF("BTIC simulation off.\n");
  }
}
 
#if !FAST_SIM
/* Forward declarations of functions */
void base_include ();
void sim_clkcycle ();
void sim_exe_log_type ();
void change_device ();
void end_device ();
void uart_nuarts ();
void uart_baseaddr ();
void uart_rxfile ();
void uart_txfile ();
void uart_jitter ();
void uart_irq ();
void uart_16550 ();
void uart_vapi_id ();
void dma_ndmas ();
void dma_baseaddr ();
void dma_irq ();
void dma_vapi_id ();
void memory_type ();
void memory_nmemories ();
void memory_ce ();
void memory_baseaddr ();
void memory_size ();
void memory_name ();
void memory_log ();
void memory_delayr ();
void memory_delayw ();
void cpu_sbuf_len ();
void eth_nethernets ();
void eth_baseaddr ();
void eth_irq ();
void eth_dma ();
void eth_rtx_type ();
void eth_rx_channel ();
void eth_tx_channel ();
void eth_rxfile ();
void eth_txfile ();
void eth_sockif ();
void eth_vapi_id ();
void gpio_ngpios ();
void gpio_baseaddr ();
void gpio_irq ();
void gpio_base_vapi_id ();
void vga_nvgas ();
void vga_baseaddr ();
void vga_irq ();
void vga_refresh_rate ();
//void vga_filename ();
void vga_bufaddr ();
void vga_paladdr ();
void vga_refresh_rate ();
void vga_filename ();
void ata_natas ();
void ata_baseaddr ();
void ata_irq ();
void ata_dev_type0 ();
void ata_dev_file0 ();
void ata_dev_size0 ();
void ata_dev_packet0 ();
void ata_dev_type1 ();
void ata_dev_file1 ();
void ata_dev_size1 ();
void ata_dev_packet1 ();
void immu_enabled ();
void immu_nsets ();
void immu_nways ();
void immu_pagesize ();
void immu_entrysize ();
void immu_ustates ();
void dmmu_enabled ();
void dmmu_nsets ();
void dmmu_nways ();
void dmmu_pagesize ();
void dmmu_entrysize ();
void dmmu_ustates ();
void ic_enabled ();
void ic_nsets ();
void ic_nways ();
void ic_blocksize ();
void ic_ustates ();
void dc_enabled ();
void dc_nsets ();
void dc_nways ();
void dc_blocksize ();
void dc_ustates ();
void cuc_memory_order ();
 
unsigned long tempL;
unsigned long tempUL;
char tempS[STR_SIZE];
 
#define CPF_SUBSECTION 1
#define CPF_SUBFIELD   2
#define CPF_GLOBAL     4   /* Not part of the substructure (group) in config */
 
struct section sections[] = {
  {"base",    0},   /* 0  */
  {"mc",      0},
  {"uart",    0},
  {"dma",     0},
  {"memory",  0},
  {"cpu",     0},   /* 5  */
  {"sim",     0},
  {"debug",   0},
  {"VAPI",    0},
  {"ethernet",0},
  {"",        0},   /* 10 */
  {"immu",    0},
  {"dmmu",    0},
  {"ic",      0},
  {"dc",      0},
  {"gpio",    0},   /* 15 */
  {"bpb",     0},
  {"pm",      0},
  {"vga",     0},
  {"fb",      0},
  {"kbd",     0},   /* 20 */
  {"ata",     0},
  {"cuc",     0},
  {"test",    0}
};
 
/* *INDENT-OFF* */
 
/* Parameter definitions */
struct config_params {
  int section;
  char *name;
  char *type;
  void (*func)();
  void *addr;
  int attr;
} config_params[] = {
{0, "include",            "\"%s\"",      base_include,  (void *)(&tempS), 0},
 
{1, "enabled",            "=%i",         NULL,          (void *)(&config.mc.enabled), 0},
{1, "baseaddr",           "=0x%x",       NULL,          (void *)(&config.mc.baseaddr), 0},
{1, "POC",                "=0x%x",       NULL,          (void *)(&config.mc.POC), 0},
 
{2, "nuarts",             "=%i",         uart_nuarts,   (void *)(&tempL), CPF_GLOBAL},
{2, "device",             "%i",          change_device, (void *)(&tempL), 0},
{2, "enddevice",          "",            end_device,    NULL, 0},
{2, "baseaddr",           "=0x%x",       uart_baseaddr, (void *)(&tempUL), 0},
{2, "irq",                "=%i",         uart_irq,      (void *)(&tempL), 0},
{2, "16550",              "=%i",         uart_16550,    (void *)(&tempL), 0},
{2, "jitter",             "=%i",         uart_jitter,   (void *)(&tempL), 0},
{2, "rxfile",             "=\"%s\"",     uart_rxfile,   (void *)(&tempS[0]), 0},
{2, "txfile",             "=\"%s\"",     uart_txfile,   (void *)(&tempS[0]), 0},
{2, "vapi_id",            "=0x%x",       uart_vapi_id,  (void *)(&tempUL), 0},
 
{3, "ndmas",              "=%i",         dma_ndmas,     (void *)(&tempL), CPF_GLOBAL},
{3, "device",             "%i",          change_device, (void *)(&tempL), 0},
{3, "enddevice",          "",            end_device,    NULL, 0},
{3, "baseaddr",           "=0x%x",       dma_baseaddr,  (void *)(&tempUL), 0},
{3, "irq",                "=%i",         dma_irq,       (void *)(&tempL), 0},
{3, "vapi_id",            "=0x%x",       dma_vapi_id,   (void *)(&tempUL), 0},  
 
{4, "random_seed",        "=%i",         NULL,          (void *)(&config.memory.random_seed), 0},
{4, "pattern",            "=%i",         NULL,          (void *)(&config.memory.pattern), 0},
{4, "type",               "=%s ",        memory_type,   (void *)(&tempS[0]), 0},
{4, "nmemories",          "=%i",         memory_nmemories,(void *)(&tempL), CPF_GLOBAL},
{4, "device",             "%i",          change_device, (void *)(&tempL), 0},
{4, "enddevice",          "",            end_device,    NULL, 0},
{4, "ce",                 "=%i",         memory_ce,     (void *)(&tempL), 0},
{4, "baseaddr",           "=0x%x",       memory_baseaddr,(void *)(&tempUL), 0},
{4, "size",               "=0x%x",       memory_size,   (void *)(&tempUL), 0},
{4, "name",               "=\"%s\"",     memory_name,   (void *)(&tempS[0]), 0},
{4, "log",                "=\"%s\"",     memory_log,    (void *)(&tempS[0]), 0},
{4, "delayr",             "=%i",         memory_delayr, (void *)(&tempL), 0},
{4, "delayw",             "=%i",         memory_delayw, (void *)(&tempL), 0},
 
{5, "ver",                "=0x%x",       NULL,          (void *)(&config.cpu.ver), 0},
{5, "rev",                "=0x%x",       NULL,          (void *)(&config.cpu.rev), 0},
{5, "upr",                "=0x%x",       NULL,          (void *)(&config.cpu.upr), 0},
{5, "sr",                 "=0x%x",       NULL,          (void *)(&config.cpu.sr), 0},
{5, "hazards",            "=%i",         NULL,          (void *)(&config.cpu.hazards), 0},
{5, "superscalar",        "=%i",         NULL,          (void *)(&config.cpu.superscalar), 0},
{5, "dependstats",        "=%i",         NULL,          (void *)(&config.cpu.dependstats), 0},
{5, "sbuf_len",           "=%i",         cpu_sbuf_len,  (void *)(&config.cpu.sbuf_len), 0},
 
{6, "debug",              "=%i",         NULL,          (void *)(&config.sim.debug), 0},
{6, "verbose",            "=%i",         NULL,          (void *)(&config.sim.verbose), 0},
{6, "profile",            "=%i",         NULL,          (void *)(&config.sim.profile), 0},
{6, "prof_fn",            "=\"%s\"",     NULL,          (void *)(&config.sim.prof_fn[0]), 0},
{6, "mprofile",           "=%i",         NULL,          (void *)(&config.sim.mprofile), 0},
{6, "mprof_fn",           "=\"%s\"",     NULL,          (void *)(&config.sim.mprof_fn[0]), 0},
{6, "history",            "=%i",         NULL,          (void *)(&config.sim.history), 0},
{6, "exe_log",            "=%i",         NULL,          (void *)(&config.sim.exe_log), 0},
{6, "exe_log_type",       "=%s ",        sim_exe_log_type, (void *)(&tempS[0]), 0},
{6, "exe_log_start",      "=%i",         NULL,          (void *)(&config.sim.exe_log_start), 0},
{6, "exe_log_end",        "=%i",         NULL,          (void *)(&config.sim.exe_log_end), 0},
{6, "exe_log_marker",     "=%i",         NULL,          (void *)(&config.sim.exe_log_marker), 0},
{6, "exe_log_fn",         "=\"%s\"",     NULL,          (void *)(&config.sim.exe_log_fn[0]), 0},
{6, "spr_log",            "=%i",         NULL,          (void *)(&config.sim.spr_log), 0},
{6, "spr_log_fn",         "=\"%s\"",     NULL,          (void *)(&config.sim.spr_log_fn[0]), 0},
{6, "clkcycle",           "=%s ",        sim_clkcycle,  (void *)(&tempS[0]), 0},
{6, "stdout",             "=\"%s\"",     NULL,          (void *)(&config.sim.fstdout[0]), 0},
 
{7, "enabled",            "=%i",         NULL,          (void *)(&config.debug.enabled), 0},   
{7, "gdb_enabled",        "=%i",         NULL,          (void *)(&config.debug.gdb_enabled), 0},
{7, "server_port",        "=%i",         NULL,          (void *)(&config.debug.server_port), 0},
{7, "vapi_id",            "=0x%x",       NULL,          (void *)(&config.debug.vapi_id), 0},
 
{8, "enabled",            "=%i",         NULL,          (void *)(&config.vapi.enabled), 0},
{8, "server_port",        "=%i",         NULL,          (void *)(&config.vapi.server_port), 0},
{8, "log_enabled",        "=%i",         NULL,          (void *)(&config.vapi.log_enabled), 0},
{8, "hide_device_id",     "=%i",         NULL,          (void *)(&config.vapi.hide_device_id), 0},
{8, "vapi_log_fn",        "=\"%s\"",     NULL,          (void *)(&config.vapi.vapi_fn[0]), 0},
 
{9, "nethernets",         "=%i",         eth_nethernets,(void *)(&tempL), CPF_GLOBAL},
{9, "device",             "%i",          change_device, (void *)(&tempL), 0},
{9, "irq",                "=%i",         eth_irq,       (void *)(&tempUL), 15},
{9, "enddevice",          "",            end_device,    NULL, 0},
{9, "baseaddr",           "=0x%x",       eth_baseaddr,  (void *)(&tempUL), 0},
{9, "dma",                "=%i",         eth_dma,       (void *)(&tempL), 0},
{9, "rtx_type",           "=%i",         eth_rtx_type,  (void *)(&tempUL), 0},
{9, "rx_channel",         "=%i",         eth_rx_channel,(void *)(&tempL), 0},
{9, "tx_channel",         "=%i",         eth_tx_channel,(void *)(&tempL), 0},
{9, "rxfile",             "=\"%s\"",     eth_rxfile,    (void *)(&tempS[0]), 0},
{9, "txfile",             "=\"%s\"",     eth_txfile,    (void *)(&tempS[0]), 0},
{9, "sockif",             "=\"%s\"",     eth_sockif,    (void *)(&tempS[0]), 0},
{9, "vapi_id",            "=0x%x",       eth_vapi_id,   (void *)(&tempUL), 0},
 
{11, "enabled",           "=%i",         immu_enabled,  (void *)(&tempL), 0},
{11, "nsets",             "=%i",         immu_nsets,    (void *)(&tempL), 0},
{11, "nways",             "=%i",         immu_nways,    (void *)(&tempL), 0},
{11, "pagesize",          "=%i",         immu_pagesize, (void *)(&tempL), 0},
{11, "entrysize",         "=%i",         immu_entrysize,(void *)(&tempL), 0},
{11, "ustates",           "=%i",         immu_ustates,  (void *)(&tempL), 0},
{11, "missdelay",         "=%i",         NULL,          (void *)(&config.immu.missdelay), 0},
{11, "hitdelay",          "=%i",         NULL,          (void *)(&config.immu.hitdelay), 0},
 
{12, "enabled",           "=%i",         dmmu_enabled,  (void *)(&tempL), 0},
{12, "nsets",             "=%i",         dmmu_nsets,    (void *)(&tempL), 0},
{12, "nways",             "=%i",         dmmu_nways,    (void *)(&tempL), 0},
{12, "pagesize",          "=%i",         dmmu_pagesize, (void *)(&tempL), 0},
{12, "entrysize",         "=%i",         dmmu_entrysize,(void *)(&tempL), 0},
{12, "ustates",           "=%i",         dmmu_ustates,  (void *)(&tempL), 0},
{12, "missdelay",         "=%i",         NULL,          (void *)(&config.dmmu.missdelay), 0},
{12, "hitdelay",          "=%i",         NULL,          (void *)(&config.dmmu.hitdelay), 0},
 
{13, "enabled",           "=%i",         ic_enabled,    (void *)(&tempL), 0},
{13, "nsets",             "=%i",         ic_nsets,      (void *)(&tempL), 0},
{13, "nways",             "=%i",         ic_nways,      (void *)(&tempL), 0},
{13, "blocksize",         "=%i",         ic_blocksize,  (void *)(&tempL), 0},
{13, "ustates",           "=%i",         ic_ustates,    (void *)(&tempL), 0},
{13, "missdelay",         "=%i",         NULL,          (void *)(&config.ic.missdelay), 0},
{13, "hitdelay",          "=%i",         NULL,          (void *)(&config.ic.hitdelay), 0},
 
{14, "enabled",           "=%i",         dc_enabled,    (void *)(&tempL), 0},
{14, "nsets",             "=%i",         dc_nsets,      (void *)(&tempL), 0},
{14, "nways",             "=%i",         dc_nways,      (void *)(&tempL), 0},
{14, "blocksize",         "=%i",         dc_blocksize,  (void *)(&tempL), 0},
{14, "ustates",           "=%i",         dc_ustates,    (void *)(&tempL), 0},
{14, "load_missdelay",    "=%i",         NULL,          (void *)(&config.dc.load_missdelay), 0},
{14, "load_hitdelay",     "=%i",         NULL,          (void *)(&config.dc.load_hitdelay), 0},
{14, "store_missdelay",   "=%i",         NULL,          (void *)(&config.dc.store_missdelay), 0},
{14, "store_hitdelay",    "=%i",         NULL,          (void *)(&config.dc.store_hitdelay), 0},
 
{15, "ngpios",            "=%i",         gpio_ngpios,   (void *)(&tempL), CPF_GLOBAL},
{15, "device",            "%i",          change_device, (void *)(&tempL), 0},
{15, "baseaddr",          "=0x%x",       gpio_baseaddr, (void *)(&tempUL), 0},
{15, "irq",               "=%i",         gpio_irq,      (void *)(&tempL), 0},
{15, "base_vapi_id",      "=0x%x",       gpio_base_vapi_id,   (void *)(&tempUL), 0},
{15, "enddevice",         "",            end_device,    NULL, 0},
 
{16, "enabled",           "=%i",         NULL,          (void *)(&config.bpb.enabled), 0},
{16, "btic",              "=%i",         NULL,          (void *)(&config.bpb.btic), 0},
{16, "sbp_bnf_fwd",       "=%i",         NULL,          (void *)(&config.bpb.sbp_bnf_fwd), 0},
{16, "sbp_bf_fwd",        "=%i",         NULL,          (void *)(&config.bpb.sbp_bf_fwd), 0},
{16, "missdelay",         "=%i",         NULL,          (void *)(&config.bpb.missdelay), 0},
{16, "hitdelay",          "=%i",         NULL,          (void *)(&config.bpb.hitdelay), 0},
 
{17, "enabled",           "=%i",         NULL,          (void *)(&config.pm.enabled), 0},
 
{18, "nvgas",             "=%i",         vga_nvgas,     (void *)(&tempL), CPF_GLOBAL},
{18, "device",            "%i",          change_device, (void *)(&tempL), 0},
{18, "baseaddr",          "=0x%x",       vga_baseaddr,  (void *)(&tempUL), 0},
{18, "irq",               "=%i",         vga_irq,       (void *)(&tempL), 0},
{18, "refresh_rate",      "=%i",         vga_refresh_rate, (void *)(&tempUL), 0},
{18, "filename",          "=\"%s\"",     vga_filename,  (void *)(&tempS[0]), 0},
{18, "enddevice",         "",            end_device,    NULL, 0},
 
{19, "enabled",           "=%i",         NULL,          (void *)(&config.fb.enabled), 0},
{19, "baseaddr",          "=0x%x",       NULL,          (void *)(&config.fb.baseaddr), 0},
{19, "refresh_rate",      "=%i",         NULL,          (void *)(&config.fb.refresh_rate), 0},
{19, "filename",          "=\"%s\"",     NULL,          (void *)(&config.fb.filename), 0},
 
{20, "enabled",           "=%i",         NULL,          (void *)(&config.kbd.enabled), 0},
{20, "baseaddr",          "=0x%x",       NULL,          (void *)(&config.kbd.baseaddr), 0},
{20, "irq",               "=%i",         NULL,          (void *)(&config.kbd.irq), 0},
{20, "rxfile",            "=\"%s\"",     NULL,          (void *)(&config.kbd.rxfile), 0},
 
{21, "natas",             "=%i",         ata_natas,     (void *)(&tempL ), CPF_GLOBAL},
{21, "device",            "%i",          change_device, (void *)(&tempL ), 0},
{21, "baseaddr",          "=0x%x",       ata_baseaddr,  (void *)(&tempUL), 0},
{21, "irq",               "=%i",         ata_irq,       (void *)(&tempL ), 0},
{21, "dev_type0",         "=%i",         ata_dev_type0, (void *)(&tempL ), 0},
{21, "dev_file0",         "=\"%s\"",     ata_dev_file0, (void *)(&tempS ), 0},
{21, "dev_size0",         "=%i",         ata_dev_size0, (void *)(&tempUL), 0},
{21, "dev_packet0",       "=%i",         ata_dev_packet0, (void *)(&tempL ), 0},
{21, "dev_type1",         "=%i",         ata_dev_type1, (void *)(&tempL ), 0},
{21, "dev_file1",         "=\"%s\"",     ata_dev_file1, (void *)(&tempS ), 0},
{21, "dev_size1",         "=%i",         ata_dev_size1, (void *)(&tempUL), 0},
{21, "dev_packet1",       "=%i",         ata_dev_packet1, (void *)(&tempL ), 0},
{21, "enddevice",         "",            end_device,    NULL, 0},
 
{22, "calling_convention","=%i",         NULL,          (void *)&config.cuc.calling_convention, 0},
{22, "enable_bursts",     "=%i",         NULL,          (void *)&config.cuc.enable_bursts, 0},
{22, "no_multicycle",     "=%i",         NULL,          (void *)&config.cuc.no_multicycle, 0},
{22, "memory_order",      "=%s ",        cuc_memory_order, (void *)&tempS, 0},
{22, "timings_fn",        "=\"%s\"",     NULL,          (void *)config.cuc.timings_fn},
 
{23, "enabled",           "=%i",         NULL,          (void *)(&config.test.enabled), 0},
{23, "baseaddr",          "=0x%x",       NULL,          (void *)(&config.test.baseaddr), 0}
};
 
/* *INDENT-ON* */
 
int current_device = -1;
void change_device () {
  current_device = tempL;
}
 
void end_device () {
  current_device = -1;
}
 
void base_include () {
  read_script_file (tempS);
  section = 0;
}
 
void sim_clkcycle () {
  int len = strlen (tempS);
  int pos = len - 1;
  long time;
  if (len < 2) goto err;
  if (tempS[pos--] != 's') goto err;
  switch (tempS[pos--]) {
    case 'p': time = 1; break;
    case 'n': time = 1000; break;
    case 'u': time = 1000000; break;
    case 'm': time = 1000000000; break;
  default:
    goto err;
  }
  tempS[pos + 1] = 0;
  config.sim.clkcycle_ps = time * atol (tempS);
  return;
err:
  ERROR("invalid time format.");
}
 
void sim_exe_log_type () {
  if (strcmp (tempS, "default") == 0)
    config.sim.exe_log_type = EXE_LOG_HARDWARE;
  else if (strcmp (tempS, "hardware") == 0)
    config.sim.exe_log_type = EXE_LOG_HARDWARE;
  else if (strcmp (tempS, "simple") == 0)
    config.sim.exe_log_type = EXE_LOG_SIMPLE;
  else if (strcmp (tempS, "software") == 0) {
    config.sim.exe_log_type = EXE_LOG_SOFTWARE;
  } else {
    char tmp[200];
    sprintf (tmp, "invalid execute log type '%s'.\n", tempS);
    ERROR(tmp);
  }
}
 
void uart_nuarts () {
  if (tempL >= 0 && tempL < MAX_UARTS)
    config.nuarts = tempL;
  else
    ERROR("invalid number of devices.");
}
 
void uart_baseaddr () {
  if (current_device >= 0 && current_device < config.nuarts)
    config.uarts[current_device].baseaddr = tempUL;
  else
    ERROR("invalid device number.");
}
 
void uart_jitter () {
  if (current_device >= 0 && current_device < config.nuarts)
    config.uarts[current_device].jitter = tempL;
  else
    ERROR("invalid device number.");
}
 
void uart_irq () {
  if (current_device >= 0 && current_device < config.nuarts)
    config.uarts[current_device].irq = tempL;
  else
    ERROR("invalid device number.");
}
 
void uart_16550 () {
  if (current_device >= 0 && current_device < config.nuarts)
    config.uarts[current_device].uart16550 = tempL;
  else
    ERROR("invalid device number.");
}
 
void uart_rxfile () {
  if (current_device >= 0 && current_device < config.nuarts)
    strcpy (config.uarts[current_device].rxfile, tempS);
  else
    ERROR("invalid device number.");
}
 
void uart_txfile () {
  if (current_device >= 0 && current_device < config.nuarts)
    strcpy (config.uarts[current_device].txfile, tempS);
  else
    ERROR("invalid device number.");
}
 
void uart_vapi_id () {
  if (current_device >= 0 && current_device < config.nuarts)
    config.uarts[current_device].vapi_id = tempUL;
  else
    ERROR("invalid device number.");
}
 
void dma_ndmas () {
  if (tempL >= 0 && tempL < MAX_DMAS)
    config.ndmas = tempL;
  else
    ERROR("invalid number of devices.");
}
 
void dma_baseaddr () {
  if (current_device >= 0 && current_device < config.ndmas)
    config.dmas[current_device].baseaddr = tempUL;
  else
    ERROR("invalid device number.");
}
 
void dma_irq () {
  if (current_device >= 0 && current_device < config.ndmas)
    config.dmas[current_device].irq = tempL;
  else
    ERROR("invalid device number.");
}
 
void dma_vapi_id () {
  if (current_device >= 0 && current_device < config.ndmas)
    config.dmas[current_device].vapi_id = tempUL;
  else
    ERROR("invalid device number.");
}
 
void memory_nmemories () {
  if (tempL >= 0 && tempL < MAX_MEMORIES)
    config.memory.nmemories = tempL;
  else
    ERROR("invalid number of devices.");
}
 
void memory_type () {
  if (strcmp (tempS, "unknown") == 0)
    config.memory.type = MT_UNKNOWN;
  else if (strcmp (tempS, "random") == 0)
    config.memory.type = MT_RANDOM;
  else if (strcmp (tempS, "pattern") == 0)
    config.memory.type = MT_PATTERN;
  else if (strcmp (tempS, "zero") == 0) {
    config.memory.type = MT_PATTERN;
    config.memory.pattern = 0;
  } else {
    char tmp[200];
    sprintf (tmp, "invalid memory type '%s'.\n", tempS);
    ERROR(tmp);
  }
}
 
void memory_ce () {
  if (current_device >= 0 && current_device < config.memory.nmemories)
    config.memory.table[current_device].ce = tempL;
  else
    ERROR("invalid device number.");
}
 
void memory_baseaddr () {
  if (current_device >= 0 && current_device < config.memory.nmemories)
    config.memory.table[current_device].baseaddr = tempUL;
  else
    ERROR("invalid device number.");
}
 
void memory_size () {
  if (current_device >= 0 && current_device < config.memory.nmemories)
    config.memory.table[current_device].size = tempUL;
  else
    ERROR("invalid device number.");
}
 
void memory_name () {
  if (current_device >= 0 && current_device < config.memory.nmemories)
    strcpy (config.memory.table[current_device].name, tempS);
  else
    ERROR("invalid device number.");
}
 
void memory_log () {
  if (current_device >= 0 && current_device < config.memory.nmemories)
    strcpy (config.memory.table[current_device].log, tempS);
  else
    ERROR("invalid device number.");
}
 
void memory_delayr () {
  if (current_device >= 0 && current_device < config.memory.nmemories)
    config.memory.table[current_device].delayr = tempL;
  else
    ERROR("invalid device number.");
}
 
void memory_delayw () {
  if (current_device >= 0 && current_device < config.memory.nmemories)
    config.memory.table[current_device].delayw = tempL;
  else
    ERROR("invalid device number.");
}
 
void cpu_sbuf_len () {
  if (config.cpu.sbuf_len >= MAX_SBUF_LEN) {
    config.cpu.sbuf_len = MAX_SBUF_LEN - 1;
    WARNING("sbuf_len too large; truncated.");
  } else if (config.cpu.sbuf_len < 0) {
    config.cpu.sbuf_len = 0;
    WARNING("sbuf_len negative; disabled.");
  }
}
 
void eth_nethernets () {
  if (tempL >= 0 && tempL < MAX_ETHERNETS)
    config.nethernets = tempL;
  else
    ERROR("invalid number of devices.");
}
 
void eth_baseaddr () {
  if (current_device >= 0 && current_device < config.nethernets)
    config.ethernets[current_device].baseaddr = tempUL;
  else
    ERROR("invalid device number.");
}
 
void eth_dma () {
  if (current_device >= 0 && current_device < config.nethernets)
    config.ethernets[current_device].dma = tempL;
  else
    ERROR("invalid device number.");
}
 
void eth_rtx_type () {
  if (current_device >= 0 && current_device < config.nethernets)
    config.ethernets[current_device].rtx_type = tempUL;
  else
    ERROR("invalid device number.");
}
 
void eth_rx_channel () {
  if (current_device >= 0 && current_device < config.nethernets)
    config.ethernets[current_device].rx_channel = tempL;
  else
    ERROR("invalid device number.");
}
 
void eth_tx_channel () {
  if (current_device >= 0 && current_device < config.nethernets)
    config.ethernets[current_device].rx_channel = tempL;
  else
    ERROR("invalid device number.");
}
 
void eth_rxfile () {
  if (current_device >= 0 && current_device < config.nethernets)
    strcpy (config.ethernets[current_device].rxfile, tempS);
  else
    ERROR("invalid device number.");
}
 
void eth_txfile () {
  if (current_device >= 0 && current_device < config.nethernets)
    strcpy (config.ethernets[current_device].txfile, tempS);
  else
    ERROR("invalid device number.");
}
 
void eth_sockif () {
  if (current_device >= 0 && current_device < config.nethernets)
    strcpy (config.ethernets[current_device].sockif, tempS);
  else
    ERROR("invalid device number.");
}
 
void eth_irq () {
  if (current_device >= 0 && current_device < config.nethernets)
    config.ethernets[current_device].irq = tempUL;
  else
    ERROR("invalid device number.");
}
 
void eth_vapi_id () {
  if (current_device >= 0 && current_device < config.nethernets)
    config.ethernets[current_device].base_vapi_id = tempUL;
  else
    ERROR("invalid device number.");
}
 
void gpio_ngpios () {
  if (tempL >= 0 && tempL < MAX_GPIOS)
    config.ngpios = tempL;
  else
    ERROR("invalid number of devices.");
}
 
void gpio_baseaddr () {
  if (current_device >= 0 && current_device < config.ngpios)
    config.gpios[current_device].baseaddr = tempUL;
  else
    ERROR("invalid device number.");
}
 
void gpio_irq () {
  if (current_device >= 0 && current_device < config.ngpios)
    config.gpios[current_device].irq = tempL;
  else
    ERROR("invalid device number.");
}
 
void gpio_base_vapi_id () {
  if (current_device >= 0 && current_device < config.ngpios)
    config.gpios[current_device].base_vapi_id = tempUL;
  else
    ERROR("invalid device number.");
}
 
int is_power2 (int x) {
  while (!(x & 1))
    x >>= 1;
  return x == 1;
}
 
void immu_enabled () {
  setsprbits (SPR_UPR, SPR_UPR_IMP, tempL & 1);
  config.immu.enabled = tempL;
}
 
void dmmu_enabled () {
  setsprbits (SPR_UPR, SPR_UPR_DMP, tempL & 1);
  config.dmmu.enabled = tempL;
}
 
void immu_nsets () {
  if (is_power2(tempL) && tempL <= 256)
    config.immu.nsets = tempL;
  else
    ERROR("value of power of two and lower or equal than 256 expected.");
}
 
void dmmu_nsets () {
  if (is_power2(tempL) && tempL <= 256)
    config.dmmu.nsets = tempL;
  else
    ERROR("value of power of two and lower or equal than 256 expected.");
}
 
void immu_nways () {
  if (tempL >= 1 && tempL <= 4)
    config.immu.nways = tempL;
  else
    ERROR("value 1, 2, 3 or 4 expected.");
}
 
void dmmu_nways () {
  if (tempL >= 1 && tempL <= 4)
    config.dmmu.nways = tempL;
  else
    ERROR("value 1, 2, 3 or 4 expected.");
}
 
void immu_pagesize () {
  if (is_power2(tempL))
    config.immu.pagesize = tempL;
  else
    ERROR("value of power of two expected.");
}
 
void dmmu_pagesize () {
  if (is_power2(tempL))
    config.dmmu.pagesize = tempL;
  else
    ERROR("value of power of two expected.");
}
 
void immu_entrysize () {
  if (is_power2(tempL))
    config.immu.entrysize = tempL;
  else
    ERROR("value of power of two expected.");
}
 
void dmmu_entrysize () {
  if (is_power2(tempL))
    config.dmmu.entrysize = tempL;
  else
    ERROR("value of power of two expected.");
}
 
void immu_ustates () {
  if (tempL >= 2 && tempL <= 4)
    config.immu.ustates = tempL;
  else
    ERROR("invalid USTATE.");
}
 
void dmmu_ustates () {
  if (tempL >= 2 && tempL <= 4)
    config.dmmu.ustates = tempL;
  else
    ERROR("invalid USTATE.");
}
 
void ic_enabled () {
  config.ic.enabled = tempL;
  setsprbits (SPR_UPR, SPR_UPR_ICP, tempL & 1);
}
 
void ic_nsets () {
  if (is_power2(tempL) && tempL <= MAX_IC_SETS)
    config.ic.nsets = tempL;
  else {
    char tmp[200];
    sprintf (tmp, "value of power of two and lower or equal than %i expected.", MAX_IC_SETS);
    ERROR(tmp);
  }
}
 
void ic_nways () {
  if (tempL >= 1 && tempL <= MAX_IC_WAYS)
    config.ic.nways = tempL;
  else
    ERROR("value 1, 2, 3 or 4 expected.");
}
 
void ic_blocksize () {
  if (is_power2(tempL))
    config.ic.blocksize = tempL;
  else
    ERROR("value of power of two expected.");
}
 
void ic_ustates () {
  if (tempL >= 2 && tempL <= 4)
    config.ic.ustates = tempL;
  else
    ERROR("invalid USTATE.");
}
 
void dc_enabled () {
  config.dc.enabled = tempL;
  setsprbits (SPR_UPR, SPR_UPR_DCP, tempL & 1);
}
 
void dc_nsets () {
  if (is_power2(tempL) && tempL <= MAX_DC_SETS)
    config.dc.nsets = tempL;
  else {
    char tmp[200];
    sprintf (tmp, "value of power of two and lower or equal than %i expected.", MAX_DC_SETS);
    ERROR(tmp);
  }
}
 
void dc_nways () {
  if (tempL >= 1 && tempL <= MAX_IC_WAYS)
    config.dc.nways = tempL;
  else
    ERROR("value 1, 2, 3 or 4 expected.");
}
 
void dc_blocksize () {
  if (is_power2(tempL))
    config.dc.blocksize = tempL;
  else
    ERROR("value of power of two expected.");
}
 
void dc_ustates () {
  if (tempL >= 2 && tempL <= 4)
    config.dc.ustates = tempL;
  else
    ERROR("invalid USTATE.");
}
 
void vga_nvgas () {
  if (tempL >= 0 && tempL < MAX_VGAS)
    config.nvgas = tempL;
  else
    ERROR("invalid number of devices.");
}
 
void vga_baseaddr () {
  if (current_device >= 0 && current_device < config.nvgas)
    config.vgas[current_device].baseaddr = tempUL;
  else
    ERROR("invalid device number.");
}
 
void vga_irq () {
  if (current_device >= 0 && current_device < config.nvgas)
    config.vgas[current_device].irq = tempL;
  else
    ERROR("invalid device number.");
}
 
void vga_refresh_rate () {
  if (current_device >= 0 && current_device < config.nvgas)
    config.vgas[current_device].refresh_rate = tempUL;
  else
    ERROR("invalid device number.");
}
 
void vga_filename () {
  if (current_device >= 0 && current_device < config.nvgas)
    strcpy (config.vgas[current_device].filename, tempS);
  else
    ERROR("invalid device number.");
}
 
 
void ata_natas () {
  if (tempL >= 0 && tempL < MAX_ATAS)
    config.natas = tempL;
  else
    ERROR("invalid number of devices.");
}
 
void ata_baseaddr () {
  if (current_device >= 0 && current_device < config.natas)
    config.atas[current_device].baseaddr = tempUL;
  else
    ERROR("invalid device number.");
}
 
void ata_irq () {
  if (current_device >= 0 && current_device < config.natas)
    config.atas[current_device].irq = tempL;
  else
    ERROR("invalid device number.");
}
 
void ata_dev_type0 () {
  if (current_device >= 0 && current_device < config.natas)
    config.atas[current_device].dev_type0 = tempL;
  else
    ERROR("invalid device number.");
}
 
void ata_dev_file0 () {
  if (current_device >= 0 && current_device < config.natas)
    strcpy (config.atas[current_device].dev_file0, tempS);
  else
    ERROR("invalid device number.");
}
 
void ata_dev_size0 () {
  if (current_device >= 0 && current_device < config.natas)
    config.atas[current_device].dev_size0 = tempUL;
  else
    ERROR("invalid device number.");
}
 
void ata_dev_packet0 () {
  if (current_device >= 0 && current_device < config.natas)
    config.atas[current_device].dev_packet0 = tempL;
  else
    ERROR("invalid device number.");
}
 
void ata_dev_type1 () {
  if (current_device >= 0 && current_device < config.natas)
    config.atas[current_device].dev_type1 = tempL;
  else
    ERROR("invalid device number.");
}
 
void ata_dev_file1 () {
  if (current_device >= 0 && current_device < config.natas)
    strcpy (config.atas[current_device].dev_file1, tempS);
  else
    ERROR("invalid device number.");
}
 
void ata_dev_size1 () {
  if (current_device >= 0 && current_device < config.natas)
    config.atas[current_device].dev_size1 = tempUL;
  else
    ERROR("invalid device number.");
}
 
void ata_dev_packet1 () {
  if (current_device >= 0 && current_device < config.natas)
    config.atas[current_device].dev_packet1 = tempL;
  else
    ERROR("invalid device number.");
}
 
void cuc_memory_order () {
  if (strcmp (tempS, "none") == 0)
    config.cuc.memory_order = MO_NONE;
  else if (strcmp (tempS, "weak") == 0)
    config.cuc.memory_order = MO_WEAK;
  else if (strcmp (tempS, "strong") == 0)
    config.cuc.memory_order = MO_STRONG;
  else if (strcmp (tempS, "exact") == 0) {
    config.cuc.memory_order = MO_EXACT;
  } else {
    char tmp[200];
    sprintf (tmp, "invalid memory order '%s'.\n", tempS);
    ERROR(tmp);
  }
}
 
/* Read environment from a script file. Does not fail - assumes default configuration instead.
   The syntax of script file is:
   param = value
   section x
     data
     param = value
   end
 
   Example:
   section mc
     memory_table_file = sim.mem
     enable = 1
     POC = 0x47892344
   end
 
 */
 
void read_script_file (char *filename)
{  
  FILE *f;
  unsigned long memory_needed = 0;
  char *home = getenv("HOME");
  char ctmp[STR_SIZE];
  int local = 1;
  section = 0;
 
  sprintf(ctmp, "%s/.or1k/%s", home, filename);
  if ((f = fopen (filename, "rt")) != NULL
      || home != NULL && !(local = 0) && (f = fopen (ctmp, "rt")) != NULL) {
    unsigned long start, length;
    char type[STR_SIZE];
    int nparam;
    int rd, wd;
    if (config.sim.verbose && !runtime.sim.output_cfg)
      PRINTF ("Reading script file from '%s'...\n", local ? filename : ctmp);
    strcpy (runtime.sim.script_fn, local ? filename : ctmp);
 
    while (!feof(f)) {
      char param[STR_SIZE];
      if (fscanf(f, "%s ", &param) != 1) break;
      /* Is this a sections? */
      if (strcmp (param, "section") == 0) {
        int i;
        section = 0;
        if (fscanf (f, "%s\n", &param) != 1) {
          fprintf (stderr, "%s: ERROR: Section name required.\n", local ? filename : ctmp);
          exit (1);
        }
        for (i = 1; i < sizeof(sections) / sizeof(struct section); i++)
          if (strcmp (sections[i].name, param) == 0) {
            section = i;
            break;
          }
        if (!section) {
          char tmp[200];
          sprintf (tmp, "Unknown section: %s; ignoring.", param);
          WARNING(tmp);
          /* just skip section */
          while (fscanf (f, "%s\n", &param) != 1 && strcmp (param, "end"));
        }
      } else if (strcmp (param, "end") == 0) {
        section = 0;
      } else if (strncmp (param, "/*", 2) == 0) {
        char c0 = 0, c1 = 0;
        while (c0 != '*' || c1 != '/') {
          c0 = c1;
          c1 = fgetc(f);
          if (feof(f)) {
            fprintf (stderr, "%s: ERROR: Comment reached EOF.\n", local ? filename : ctmp);
            exit (1);
          }
        }
      } else {
        int i, found = -1;        
        for (i = 0; i < sizeof(config_params)/sizeof(struct config_params); i++)
          if (config_params[i].section == section && strcmp (config_params[i].name, param) == 0) {
            found = i;
            break;
          }
        if (found < 0) {
          char tmp[200];
          sprintf (tmp, "Invalid parameter: %s; ignoring.\n", param);
          WARNING(tmp);
          while (fgetc(f) != '\n' || feof(f));
          continue;
        }
 
        /* Parse parameter value */
        {
          if (config_params[found].type[0])
            if(fscanf_ex (f, config_params[found].type, config_params[found].addr, 0))
              exit (1);
        }
        if (config_params[found].func)
          config_params[found].func();
      }
    }
    fclose (f);
    runtime.sim.script_file_specified = 1;
  } else
    if (config.sim.verbose)
      fprintf (stderr, "WARNING: Cannot read script file from '%s',\nneither '%s'.\n", filename, ctmp);
}
 
/* Utility for execution of set sim command.  */
static int set_config (char *s)
{
  char *sec, *item, *params;
  int noparams = 0, i, noitem = 0;
  while (*s && isspace (*s)) s++;
  sec = s;
  PRINTF ("s:%s\n", s);
  while (*s && *s != ' ') s++;
  if (!(*s)) noitem = 1;
  *s = 0;
  PRINTF ("sec:%s\n", sec);
  section = 0;
  for (i = 1; i < sizeof(sections) / sizeof(struct section); i++)
    if (strcmp (sections[i].name, sec) == 0) {
      section = i;
      break;
    }
 
  if (!section) return 1;
  if (noitem) return 2;
 
  item = ++s;
 
  while (*s && *s != ' ') s++;
  if (!(*s)) {
    noparams = 1;
    params = "";
  } else
    params = s + 1;
  *s = 0;
  PRINTF ("item:%s\n", item);
  PRINTF ("params:%s\n", params);
  {
    int i, found = -1;        
    for (i = 0; i < sizeof(config_params)/sizeof(struct config_params); i++)
      if (config_params[i].section == section && strcmp (config_params[i].name, item) == 0) {
        found = i;
        break;
      }
    if (found < 0) return 2;
 
    /* Parse parameter value */
    if (config_params[found].type[0])
      if(fscanf_ex (0, config_params[found].type, config_params[found].addr, params))
        return 3;
    if (config_params[found].func)
      config_params[found].func();
  }
  return 0;
}
 
/* Executes set sim command, displays error.  */
void set_config_command(char *s)
{
  int i;
  switch (set_config (s)) {
    case 1:
      PRINTF ("Invalid or missing section name.  One of valid sections must be specified:\n");
      for (i = 1; i < sizeof(sections) / sizeof(struct section); i++)
        PRINTF ("%s ", sections[i].name);
      PRINTF ("\n");
      break;
    case 2:
      PRINTF ("Invalid or missing item name.  One of valid items must be specified:\n");
      for (i = 0; i < sizeof(config_params)/sizeof(struct config_params); i++)
        if (config_params[i].section == section)
          PRINTF ("%s ", config_params[i].name);
      PRINTF ("\n");
      break;
    case 3:
      PRINTF ("Invalid parameters specified.\n");
      break;
  }
}
#endif /* !FAST_SIM */
 
/* Outputs C structure of current config to file */
void output_cfg (FILE *f)
{
  int i, comma;
  fprintf (f, "/* This file was automatically generated by or1ksim,\n"
              "   using --output-cfg switch (cfg file '%s'). */\n"
  "const static struct config config = {\n", runtime.sim.script_fn);
 
  fprintf (f, "  tick:{enabled:%i},\n", config.tick.enabled);
  fprintf (f, "  nuarts:%i, uarts:{", config.nuarts);
  comma = 0;
  for (i = 0; i < config.nuarts; i++) {
    fprintf (f, "%s\n    {rxfile:\"%s\", txfile:\"%s\", jitter:%i, baseaddr:0x%08x, irq:%i, vapi_id:0x%08x, uart16550:%i}",
      comma ? "," :"", config.uarts[i].rxfile, config.uarts[i].txfile, config.uarts[i].jitter, config.uarts[i].baseaddr, config.uarts[i].irq,
      config.uarts[i].vapi_id, config.uarts[i].uart16550);
    comma = 1;
  }
  fprintf (f, "},\n");
 
  fprintf (f, "  ndmas:%i, dmas:{", config.ndmas);
  comma = 0;
  for (i = 0; i < config.ndmas; i++) {
    fprintf (f, "%s\n    {baseaddr:0x%08x, irq:%i, vapi_id:0x%08x}",
      comma ? "," :"", config.dmas[i].baseaddr, config.dmas[i].irq, config.dmas[i].vapi_id);
    comma = 1;
  }
  fprintf (f, "},\n");
 
  fprintf (f, "  nethernets:%i, ethernets:{", config.nethernets);
  comma = 0;
  for (i = 0; i < config.nethernets; i++) {
    fprintf (f, "%s\n    {baseaddr:0x%08x, dma:%i, tx_channel:0x%08x, rx_channel:0x%08x, rxfile:\"%s\", txfile:\"%s\", vapi_id:0x%08x}",
      comma ? "," :"", config.ethernets[i].baseaddr, config.ethernets[i].dma, config.ethernets[i].tx_channel, config.ethernets[i].rx_channel,
      config.ethernets[i].rxfile, config.ethernets[i].txfile, config.ethernets[i].base_vapi_id);
    comma = 1;
  }
  fprintf (f, "},\n");
 
  fprintf (f, "  ngpios:%i, gpios:{", config.ngpios);
  comma = 0;
  for (i = 0; i < config.ngpios; i++) {
    fprintf (f, "%s\n    {baseaddr:0x%08x, irq:%i, base_vapi_id:0x%08x}",
      comma ? "," :"", config.gpios[i].baseaddr, config.gpios[i].irq, config.gpios[i].base_vapi_id);
    comma = 1;
  }
  fprintf (f, "},\n");
 
  fprintf (f, "  mc:{enabled:%i, baseaddr:%i, POC:%i},\n", config.mc.enabled, config.mc.baseaddr, config.mc.POC);
  fprintf (f, "  memory:{pattern:%i, random_seed:%i, type:%s, nmemories:%i, table:{", config.memory.pattern, config.memory.random_seed,
    config.memory.type == MT_UNKNOWN ? "MT_UNKNOWN" : config.memory.type == MT_PATTERN ? "MT_PATTERN" : "MT_RANDOM", config.memory.nmemories);
  comma = 0;
  for (i = 0; i < config.memory.nmemories; i++) {
    fprintf (f, "%s\n    {ce:%i, baseaddr:0x%08x, size:0x%08x, name:\"%s\", log:\"%s\", delayr:%i, delayw:%i}",
      comma ? "," :"", config.memory.table[i].ce, config.memory.table[i].baseaddr, config.memory.table[i].size, config.memory.table[i].name,
      config.memory.table[i].log, config.memory.table[i].delayr, config.memory.table[i].delayw);
    comma = 1;
  }
  fprintf (f, "}},\n");
 
  fprintf (f, "  immu:{enabled:%i, nways:%i, nsets:%i, pagesize:%i, entrysize:%i, ustates:%i, missdelay:%i, hitdelay:%i},\n",
    config.immu.enabled, config.immu.nways, config.immu.nsets, config.immu.pagesize, config.immu.entrysize, config.immu.ustates,
    config.immu.missdelay, config.immu.hitdelay);
 
  fprintf (f, "  dmmu:{enabled:%i, nways:%i, nsets:%i, pagesize:%i, entrysize:%i, ustates:%i, missdelay:%i, hitdelay:%i},\n",
    config.dmmu.enabled, config.dmmu.nways, config.dmmu.nsets, config.dmmu.pagesize, config.dmmu.entrysize, config.dmmu.ustates,
    config.dmmu.missdelay, config.dmmu.hitdelay);
 
  fprintf (f, "  ic:{enabled:%i, nways:%i, nsets:%i, blocksize:%i, ustates:%i, missdelay:%i, hitdelay:%i},\n",
    config.ic.enabled, config.ic.nways, config.ic.nsets, config.ic.blocksize, config.ic.ustates,
    config.ic.missdelay, config.ic.hitdelay);
 
  fprintf (f, "  dc:{enabled:%i, nways:%i, nsets:%i, blocksize:%i, ustates:%i,\n"
    "    load_missdelay:%i, load_hitdelay:%i, store_missdelay:%i, store_hitdelay:%i},\n",
    config.dc.enabled, config.dc.nways, config.dc.nsets, config.dc.blocksize, config.dc.ustates,
    config.dc.load_missdelay, config.dc.load_hitdelay, config.dc.store_missdelay, config.dc.store_hitdelay);
 
  fprintf (f, "  bpb:{enabled:%i, sbp_bnf_fwd:%i, sbp_bf_fwd:%i, btic:%i, missdelay:%i, hitdelay:%i},\n",
    config.bpb.enabled, config.bpb.sbp_bnf_fwd, config.bpb.sbp_bf_fwd, config.bpb.btic, config.bpb.missdelay, config.bpb.hitdelay);
 
  fprintf (f, "  cpu:{upr:0x%08x, ver:0x%04x, rev:0x%04x, superscalar:%i, hazards:%i, dependstats:%i,\n"
    "    sr:0x%08x},\n",
    config.cpu.upr, config.cpu.ver, config.cpu.rev, config.cpu.superscalar, config.cpu.hazards, config.cpu.dependstats,
    config.cpu.sr);
 
  fprintf (f, "  sim:{debug:%i, verbose:%i, profile:%i, prof_fn:\"%s\", mprofile:%i, mprof_fn:\"%s\",\n",
    config.sim.debug, config.sim.verbose, config.sim.profile, config.sim.prof_fn, config.sim.mprofile, config.sim.mprof_fn);
 
  fprintf (f, "    history:%i, exe_log:%i, exe_log_fn:\"%s\", clkcycle_ps:%i,\n",
    config.sim.history, config.sim.exe_log, config.sim.exe_log_fn, config.sim.clkcycle_ps);
 
  fprintf (f, "    spr_log:%i, spr_log_fn:\"%s\"},\n",
    config.sim.spr_log, config.sim.spr_log_fn);
 
  fprintf (f, "  debug:{enabled:%i, gdb_enabled:%i, server_port:%i, vapi_id:0x%08x},\n",
    config.debug.enabled, config.debug.gdb_enabled, config.debug.server_port, config.debug.vapi_id);
 
  fprintf (f, "  vapi:{enabled:%i, server_port:%i, log_enabled:%i, hide_device_id:%i, vapi_fn:\"%s\"},\n",
    config.vapi.enabled, config.vapi.server_port, config.vapi.log_enabled, config.vapi.hide_device_id, config.vapi.vapi_fn);
 
  fprintf (f, "  pm:{enabled:%i}\n",
    config.pm.enabled);
 
  fprintf (f, "};\n");
}