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      1 /*  This file is part of the program psim.
      2 
      3     Copyright (C) 1994-1997, Andrew Cagney <cagney (at) 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 3 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, see <http://www.gnu.org/licenses/>.
     17 
     18     */
     19 
     20 
     21 #ifndef _DEBUG_C_
     22 #define _DEBUG_C_
     23 
     24 /* This must come before any other includes.  */
     25 #include "defs.h"
     26 
     27 #include "basics.h"
     28 
     29 #include <stdlib.h>
     30 #include <string.h>
     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_sem_device, "sem-device" },
     74   { trace_shm_device, "shm-device" },
     75   { trace_stack_device, "stack-device" },
     76   { trace_vm_device, "vm-device" },
     77   /* packages */
     78   { trace_disklabel_package, "disklabel-package" },
     79   /* misc */
     80   { trace_print_info, "print-info", "Print performance analysis information" },
     81   { trace_opts, "options", "Print options simulator was compiled with" },
     82   /*{ trace_tbd, "tbd", "Trace any missing features" },*/
     83   { trace_print_device_tree, "print-device-tree", "Output the contents of the device tree" },
     84   { trace_dump_device_tree, "dump-device-tree", "Output the contents of the device tree then exit" },
     85   /* sentinal */
     86   { nr_trace_options, NULL },
     87 };
     88 
     89 extern void
     90 trace_option(const char *option,
     91 	     int setting)
     92 {
     93   if (strcmp(option, "all") == 0) {
     94     trace_options i;
     95     for (i = 0; i < nr_trace_options; i++)
     96       if (i != trace_dump_device_tree) {
     97 	ppc_trace[i] = setting;
     98       }
     99   }
    100   else {
    101     int i = 0;
    102     while (trace_description[i].option < nr_trace_options
    103 	   && strcmp(option, trace_description[i].name) != 0)
    104       i++;
    105     if (trace_description[i].option < nr_trace_options)
    106       ppc_trace[trace_description[i].option] = setting;
    107     else {
    108       i = strtoul(option, 0, 0);
    109       if (i > 0 && i < nr_trace_options)
    110 	ppc_trace[i] = setting;
    111       else
    112 	error("Unknown trace option: %s\n", option);
    113     }
    114 
    115   }
    116 }
    117 
    118 
    119 extern void
    120 trace_usage(int verbose)
    121 {
    122   if (verbose) {
    123     printf_filtered("\n");
    124     printf_filtered("The following are possible <trace> options:\n");
    125     printf_filtered("\n");
    126   }
    127   if (verbose == 1) {
    128     int pos;
    129     int i;
    130     printf_filtered("  all");
    131     pos = strlen("all") + 2;
    132     for (i = 0; trace_description[i].option < nr_trace_options; i++) {
    133       pos += strlen(trace_description[i].name) + 2;
    134       if (pos > 75) {
    135 	pos = strlen(trace_description[i].name) + 2;
    136 	printf_filtered("\n");
    137       }
    138       printf_filtered("  %s", trace_description[i].name);
    139     }
    140     printf_filtered("\n");
    141   }
    142   if (verbose > 1) {
    143     static const char format[] = "\t%-18s%s\n";
    144     int i;
    145     printf_filtered(format, "all", "enable all the trace options");
    146     for (i = 0; trace_description[i].option < nr_trace_options; i++)
    147       printf_filtered(format,
    148 		      trace_description[i].name,
    149 		      (trace_description[i].description
    150 		       ? trace_description[i].description
    151 		       : ""));
    152   }
    153 }
    154 
    155 #endif /* _DEBUG_C_ */
    156