Subversion Repositories openrisc_2011-10-31

/*  This file is part of the program psim.

    Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>

    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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

    */

#ifndef _DEBUG_C_

#define _DEBUG_C_

#include "config.h"

#include "basics.h"

#ifdef HAVE_STDLIB_H

#include <stdlib.h>

#endif

#ifdef HAVE_STRING_H

#include <string.h>

#endif

int ppc_trace[nr_trace_options];

typedef struct _trace_option_descriptor {

  trace_options option;

  const char *name;

  const char *description;

} trace_option_descriptor;

static trace_option_descriptor trace_description[] = {

  { trace_gdb, "gdb", "calls made by gdb to the sim_calls.c file" },

  { trace_os_emul, "os-emul", "VEA mode sytem calls - like strace" },

  { trace_events, "events", "event queue handling" },

  /* decode/issue */

  { trace_semantics, "semantics", "Instruction execution (issue)" },

  { trace_idecode, "idecode", "instruction decode (when miss in icache)" },

  { trace_alu, "alu", "results of integer ALU" },

  { trace_vm, "vm", "OEA address translation" },

  { trace_load_store, "load-store", "transfers between registers and memory" },

  { trace_model, "model", "model specific information" },

  { trace_interrupts, "interrupts", "interrupt handling" },

  /* devices */

  { trace_device_tree, "device-tree",  },

  { trace_devices, "devices" },

  { trace_binary_device, "binary-device" },

  { trace_com_device, "com-device" },

  { trace_console_device, "console-device" },

  { trace_core_device, "core-device" },

  { trace_disk_device, "disk-device" },

  { trace_eeprom_device, "eeprom-device" },

  { trace_file_device, "file-device" },

  { trace_glue_device, "glue-device" },

  { trace_halt_device, "halt-device" },

  { trace_htab_device, "htab-device" },

  { trace_icu_device, "icu-device" },

  { trace_ide_device, "ide-device" },

  { trace_memory_device, "memory-device" },

  { trace_opic_device, "opic-device" },

  { trace_pal_device, "pal-device" },

  { trace_pass_device, "pass-device" },

  { trace_phb_device, "phb-device" },

  { trace_register_device, "register-device", "Device initializing registers" },

  { trace_sem_device, "sem-device" },

  { trace_shm_device, "shm-device" },

  { trace_stack_device, "stack-device" },

  { trace_vm_device, "vm-device" },

  /* packages */

  { trace_disklabel_package, "disklabel-package" },

  /* misc */

  { trace_print_info, "print-info", "Print performance analysis information" },

  { trace_opts, "options", "Print options simulator was compiled with" },

  /*{ trace_tbd, "tbd", "Trace any missing features" },*/

  { trace_print_device_tree, "print-device-tree", "Output the contents of the device tree" },

  { trace_dump_device_tree, "dump-device-tree", "Output the contents of the device tree then exit" },

  /* sentinal */

  { nr_trace_options, NULL },

};

extern void

trace_option(const char *option,

             int setting)

{

  if (strcmp(option, "all") == 0) {

    trace_options i;

    for (i = 0; i < nr_trace_options; i++)

      if (i != trace_dump_device_tree) {

        ppc_trace[i] = setting;

      }

  }

  else {

    int i = 0;

    while (trace_description[i].option < nr_trace_options

           && strcmp(option, trace_description[i].name) != 0)

      i++;

    if (trace_description[i].option < nr_trace_options)

      ppc_trace[trace_description[i].option] = setting;

    else {

      i = strtoul(option, 0, 0);

      if (i > 0 && i < nr_trace_options)

        ppc_trace[i] = setting;

      else

        error("Unknown trace option: %s\n", option);

    }

  }

}

extern void

trace_usage(int verbose)

{

  if (verbose) {

    printf_filtered("\n");

    printf_filtered("The following are possible <trace> options:\n");

    printf_filtered("\n");

  }

  if (verbose == 1) {

    int pos;

    int i;

    printf_filtered("  all");

    pos = strlen("all") + 2;

    for (i = 0; trace_description[i].option < nr_trace_options; i++) {

      pos += strlen(trace_description[i].name) + 2;

      if (pos > 75) {

        pos = strlen(trace_description[i].name) + 2;

        printf_filtered("\n");

      }

      printf_filtered("  %s", trace_description[i].name);

    }

    printf_filtered("\n");

  }

  if (verbose > 1) {

    const char *format = "\t%-18s%s\n";

    int i;

    printf_filtered(format, "all", "enable all the trace options");

    for (i = 0; trace_description[i].option < nr_trace_options; i++)

      printf_filtered(format,

                      trace_description[i].name,

                      (trace_description[i].description

                       ? trace_description[i].description

                       : ""));

  }

}

#endif /* _DEBUG_C_ */