gnu/dist/gdb6/sim/ppc/debug.c

   1 /*  This file is part of the program psim.
   2
   3     Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18
  19     */
  20
  21
  22 #ifndef _DEBUG_C_
  23 #define _DEBUG_C_
  24
  25 #include "config.h"
  26 #include "basics.h"
  27
  28 #ifdef HAVE_STDLIB_H
  29 #include <stdlib.h>
  30 #endif
  31
  32 #ifdef HAVE_STRING_H
  33 #include <string.h>
  34 #endif
  35
  36 int ppc_trace[nr_trace_options];
  37
  38 typedef struct _trace_option_descriptor {
  39   trace_options option;
  40   const char *name;
  41   const char *description;
  42 } trace_option_descriptor;
  43
  44 static trace_option_descriptor trace_description[] = {
  45   { trace_gdb, "gdb", "calls made by gdb to the sim_calls.c file" },
  46   { trace_os_emul, "os-emul", "VEA mode sytem calls - like strace" },
  47   { trace_events, "events", "event queue handling" },
  48   /* decode/issue */
  49   { trace_semantics, "semantics", "Instruction execution (issue)" },
  50   { trace_idecode, "idecode", "instruction decode (when miss in icache)" },
  51   { trace_alu, "alu", "results of integer ALU" },
  52   { trace_vm, "vm", "OEA address translation" },
  53   { trace_load_store, "load-store", "transfers between registers and memory" },
  54   { trace_model, "model", "model specific information" },
  55   { trace_interrupts, "interrupts", "interrupt handling" },
  56   /* devices */
  57   { trace_device_tree, "device-tree",  },
  58   { trace_devices, "devices" },
  59   { trace_binary_device, "binary-device" },
  60   { trace_com_device, "com-device" },
  61   { trace_console_device, "console-device" },
  62   { trace_core_device, "core-device" },
  63   { trace_disk_device, "disk-device" },
  64   { trace_eeprom_device, "eeprom-device" },
  65   { trace_file_device, "file-device" },
  66   { trace_glue_device, "glue-device" },
  67   { trace_halt_device, "halt-device" },
  68   { trace_htab_device, "htab-device" },
  69   { trace_icu_device, "icu-device" },
  70   { trace_ide_device, "ide-device" },
  71   { trace_memory_device, "memory-device" },
  72   { trace_opic_device, "opic-device" },
  73   { trace_pal_device, "pal-device" },
  74   { trace_pass_device, "pass-device" },
  75   { trace_phb_device, "phb-device" },
  76   { trace_register_device, "register-device", "Device initializing registers" },
  77   { trace_stack_device, "stack-device" },
  78   { trace_vm_device, "vm-device" },
  79   /* packages */
  80   { trace_disklabel_package, "disklabel-package" },
  81   /* misc */
  82   { trace_print_info, "print-info", "Print performance analysis information" },
  83   { trace_opts, "options", "Print options simulator was compiled with" },
  84   /*{ trace_tbd, "tbd", "Trace any missing features" },*/
  85   { trace_print_device_tree, "print-device-tree", "Output the contents of the device tree" },
  86   { trace_dump_device_tree, "dump-device-tree", "Output the contents of the device tree then exit" },
  87   /* sentinal */
  88   { nr_trace_options, NULL },
  89 };
  90
  91 extern void
  92 trace_option(const char *option,
  93              int setting)
  94 {
  95   if (strcmp(option, "all") == 0) {
  96     trace_options i;
  97     for (i = 0; i < nr_trace_options; i++)
  98       if (i != trace_dump_device_tree) {
  99         ppc_trace[i] = setting;
 100       }
 101   }
 102   else {
 103     int i = 0;
 104     while (trace_description[i].option < nr_trace_options
 105            && strcmp(option, trace_description[i].name) != 0)
 106       i++;
 107     if (trace_description[i].option < nr_trace_options)
 108       ppc_trace[trace_description[i].option] = setting;
 109     else {
 110       i = strtoul(option, 0, 0);
 111       if (i > 0 && i < nr_trace_options)
 112         ppc_trace[i] = setting;
 113       else
 114         error("Unknown trace option: %s\n", option);
 115     }
 116
 117   }
 118 }
 119
 120
 121 extern void
 122 trace_usage(int verbose)
 123 {
 124   if (verbose) {
 125     printf_filtered("\n");
 126     printf_filtered("The following are possible <trace> options:\n");
 127     printf_filtered("\n");
 128   }
 129   if (verbose == 1) {
 130     int pos;
 131     int i;
 132     printf_filtered("  all");
 133     pos = strlen("all") + 2;
 134     for (i = 0; trace_description[i].option < nr_trace_options; i++) {
 135       pos += strlen(trace_description[i].name) + 2;
 136       if (pos > 75) {
 137         pos = strlen(trace_description[i].name) + 2;
 138         printf_filtered("\n");
 139       }
 140       printf_filtered("  %s", trace_description[i].name);
 141     }
 142     printf_filtered("\n");
 143   }
 144   if (verbose > 1) {
 145     const char *format = "\t%-18s%s\n";
 146     int i;
 147     printf_filtered(format, "all", "enable all the trace options");
 148     for (i = 0; trace_description[i].option < nr_trace_options; i++)
 149       printf_filtered(format,
 150                       trace_description[i].name,
 151                       (trace_description[i].description
 152                        ? trace_description[i].description
 153                        : ""));
 154   }
 155 }
 156
 157 #endif /* _DEBUG_C_ */