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
32int ppc_trace[nr_trace_options];
33
34typedef struct _trace_option_descriptor {
35  trace_options option;
36  const char *name;
37  const char *description;
38} trace_option_descriptor;
39
40static 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
87extern void
88trace_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
117extern void
118trace_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_ */
154