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 int ppc_trace[nr_trace_options];
  33
  34 typedef struct _trace_option_descriptor {
  35   trace_options option;
  36   const char *name;
  37   const char *description;
  38 } trace_option_descriptor;
  39
  40 static trace_option_descriptor trace_description[] = {
  41   { trace_gdb, "gdb", "calls made by gdb to the sim_calls.c file" },
  42   { trace_os_emul, "os-emul", "VEA mode sytem calls - like strace" },
  43   { trace_events, "events", "event queue handling" },
  44   /* decode/issue */
  45   { trace_semantics, "semantics", "Instruction execution (issue)" },
  46   { trace_idecode, "idecode", "instruction decode (when miss in icache)" },
  47   { trace_alu, "alu", "results of integer ALU" },
  48   { trace_vm, "vm", "OEA address translation" },
  49   { trace_load_store, "load-store", "transfers between registers and memory" },
  50   { trace_model, "model", "model specific information" },
  51   { trace_interrupts, "interrupts", "interrupt handling" },
  52   /* devices */
  53   { trace_device_tree, "device-tree",  },
  54   { trace_devices, "devices" },
  55   { trace_binary_device, "binary-device" },
  56   { trace_com_device, "com-device" },
  57   { trace_console_device, "console-device" },
  58   { trace_core_device, "core-device" },
  59   { trace_disk_device, "disk-device" },
  60   { trace_eeprom_device, "eeprom-device" },
  61   { trace_file_device, "file-device" },
  62   { trace_glue_device, "glue-device" },
  63   { trace_halt_device, "halt-device" },
  64   { trace_htab_device, "htab-device" },
  65   { trace_icu_device, "icu-device" },
  66   { trace_ide_device, "ide-device" },
  67   { trace_memory_device, "memory-device" },
  68   { trace_opic_device, "opic-device" },
  69   { trace_pal_device, "pal-device" },
  70   { trace_pass_device, "pass-device" },
  71   { trace_phb_device, "phb-device" },
  72   { trace_register_device, "register-device", "Device initializing registers" },
  73   { trace_stack_device, "stack-device" },
  74   { trace_vm_device, "vm-device" },
  75   /* packages */
  76   { trace_disklabel_package, "disklabel-package" },
  77   /* misc */
  78   { trace_print_info, "print-info", "Print performance analysis information" },
  79   { trace_opts, "options", "Print options simulator was compiled with" },
  80   /*{ trace_tbd, "tbd", "Trace any missing features" },*/
  81   { trace_print_device_tree, "print-device-tree", "Output the contents of the device tree" },
  82   { trace_dump_device_tree, "dump-device-tree", "Output the contents of the device tree then exit" },
  83   /* sentinal */
  84   { nr_trace_options, NULL },
  85 };
  86
  87 extern void
  88 trace_option(const char *option,
  89              int setting)
  90 {
  91   if (strcmp(option, "all") == 0) {
  92     trace_options i;
  93     for (i = 0; i < nr_trace_options; i++)
  94       if (i != trace_dump_device_tree) {
  95         ppc_trace[i] = setting;
  96       }
  97   }
  98   else {
  99     int i = 0;
 100     while (trace_description[i].option < nr_trace_options
 101            && strcmp(option, trace_description[i].name) != 0)
 102       i++;
 103     if (trace_description[i].option < nr_trace_options)
 104       ppc_trace[trace_description[i].option] = setting;
 105     else {
 106       i = strtoul(option, 0, 0);
 107       if (i > 0 && i < nr_trace_options)
 108         ppc_trace[i] = setting;
 109       else
 110         error("Unknown trace option: %s\n", option);
 111     }
 112
 113   }
 114 }
 115
 116
 117 extern void
 118 trace_usage(int verbose)
 119 {
 120   if (verbose) {
 121     printf_filtered("\n");
 122     printf_filtered("The following are possible <trace> options:\n");
 123     printf_filtered("\n");
 124   }
 125   if (verbose == 1) {
 126     int pos;
 127     int i;
 128     printf_filtered("  all");
 129     pos = strlen("all") + 2;
 130     for (i = 0; trace_description[i].option < nr_trace_options; i++) {
 131       pos += strlen(trace_description[i].name) + 2;
 132       if (pos > 75) {
 133         pos = strlen(trace_description[i].name) + 2;
 134         printf_filtered("\n");
 135       }
 136       printf_filtered("  %s", trace_description[i].name);
 137     }
 138     printf_filtered("\n");
 139   }
 140   if (verbose > 1) {
 141     const char *format = "\t%-18s%s\n";
 142     int i;
 143     printf_filtered(format, "all", "enable all the trace options");
 144     for (i = 0; trace_description[i].option < nr_trace_options; i++)
 145       printf_filtered(format,
 146                       trace_description[i].name,
 147                       (trace_description[i].description
 148                        ? trace_description[i].description
 149                        : ""));
 150   }
 151 }
 152
 153 #endif /* _DEBUG_C_ */