2 * $Id: debug_win.c,v 1.11 2005-12-26 03:10:41 nkeynes Exp $
3 * This file is responsible for the main debugger gui frame.
5 * Copyright (c) 2005 Nathan Keynes.
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
25 GdkColor *msg_colors[] = { &clrError, &clrError, &clrWarn, &clrNormal,
26 &clrDebug, &clrTrace };
28 struct debug_info_struct {
32 struct cpu_desc_struct *cpu;
33 struct cpu_desc_struct **cpu_list;
36 GtkCList *disasm_list;
39 GtkProgressBar *icounter;
40 char icounter_text[16];
44 debug_info_t init_debug_win(GtkWidget *win, const cpu_desc_t *cpu_list )
48 debug_info_t data = g_malloc0( sizeof(struct debug_info_struct) + cpu_list[0]->regs_size );
49 data->disasm_from = -1;
52 data->cpu = cpu_list[0];
53 data->cpu_list = cpu_list;
55 data->regs_list= gtk_object_get_data(GTK_OBJECT(win), "reg_list");
57 gtk_widget_modify_font( GTK_WIDGET(data->regs_list), fixed_list_font );
58 init_register_list( data );
59 data->msgs_list = gtk_object_get_data(GTK_OBJECT(win), "output_list");
60 data->disasm_list = gtk_object_get_data(GTK_OBJECT(win), "disasm_list");
61 gtk_clist_set_column_width( data->disasm_list, 1, 16 );
62 data->page_field = gtk_object_get_data(GTK_OBJECT(win), "page_field");
64 appbar = gtk_object_get_data(GTK_OBJECT(win), "debug_appbar");
65 data->icounter = gnome_appbar_get_progress( appbar );
66 gtk_progress_bar_set_text(data->icounter, "1");
68 gtk_object_set_data( GTK_OBJECT(win), "debug_data", data );
69 set_disassembly_pc( data, *data->cpu->pc, FALSE );
70 debug_win_set_running( data, FALSE );
74 void init_register_list( debug_info_t data )
80 gtk_clist_clear( data->regs_list );
82 for( i=0; data->cpu->regs_info[i].name != NULL; i++ ) {
83 arr[0] = data->cpu->regs_info[i].name;
84 if( data->cpu->regs_info->type == REG_INT )
85 sprintf( buf, "%08X", *((uint32_t *)data->cpu->regs_info[i].value) );
87 sprintf( buf, "%f", *((float *)data->cpu->regs_info[i].value) );
88 gtk_clist_append( data->regs_list, arr );
93 * Check for changed registers and update the display
95 void update_registers( debug_info_t data )
98 for( i=0; data->cpu->regs_info[i].name != NULL; i++ ) {
99 if( data->cpu->regs_info[i].type == REG_INT ) {
100 /* Yes this _is_ probably fairly evil */
101 if( *((uint32_t *)data->cpu->regs_info[i].value) !=
102 *((uint32_t *)((char *)data->saved_regs + ((char *)data->cpu->regs_info[i].value - (char *)data->cpu->regs))) ) {
104 sprintf( buf, "%08X", *((uint32_t *)data->cpu->regs_info[i].value) );
105 gtk_clist_set_text( data->regs_list, i, 1, buf );
106 gtk_clist_set_foreground( data->regs_list, i, &clrChanged );
108 gtk_clist_set_foreground( data->regs_list, i, &clrNormal );
111 if( *((float *)data->cpu->regs_info[i].value) !=
112 *((float *)((char *)data->saved_regs + ((char *)data->cpu->regs_info[i].value - (char *)data->cpu->regs))) ) {
114 sprintf( buf, "%f", *((float *)data->cpu->regs_info[i].value) );
115 gtk_clist_set_text( data->regs_list, i, 1, buf );
116 gtk_clist_set_foreground( data->regs_list, i, &clrChanged );
118 gtk_clist_set_foreground( data->regs_list, i, &clrNormal );
123 set_disassembly_pc( data, *data->cpu->pc, FALSE );
124 memcpy( data->saved_regs, data->cpu->regs, data->cpu->regs_size );
127 void update_icount( debug_info_t data )
129 sprintf( data->icounter_text, "%d", *data->cpu->icount );
130 gtk_progress_bar_set_text( data->icounter, data->icounter_text );
133 void set_disassembly_region( debug_info_t data, unsigned int page )
135 uint32_t i, posn, next;
139 char opcode[16] = "";
140 char *arr[4] = { addr, " ", opcode, buf };
141 unsigned int from = page & 0xFFFFF000;
142 unsigned int to = from + 4096;
144 gtk_clist_clear(data->disasm_list);
146 sprintf( addr, "%08X", from );
147 gtk_entry_set_text( data->page_field, addr );
149 if( !data->cpu->is_valid_page_func( from ) ) {
150 arr[3] = "This page is currently unmapped";
151 gtk_clist_append( data->disasm_list, arr );
152 gtk_clist_set_foreground( data->disasm_list, 0, &clrError );
154 for( i=from; i<to; i = next ) {
155 next = data->cpu->disasm_func( i, buf, sizeof(buf), opcode );
156 sprintf( addr, "%08X", i );
157 op = sh4_read_phys_word(i);
158 posn = gtk_clist_append( data->disasm_list, arr );
160 gtk_clist_set_foreground( data->disasm_list, posn, &clrWarn );
162 if( data->disasm_pc != -1 && data->disasm_pc >= from && data->disasm_pc < to )
163 gtk_clist_set_foreground( data->disasm_list, address_to_row(data, data->disasm_pc),
167 if( page != from ) { /* not a page boundary */
168 gtk_clist_moveto( data->disasm_list, (page-from)>>1, 0, 0.5, 0.0 );
170 data->disasm_from = from;
171 data->disasm_to = to;
174 void jump_to_disassembly( debug_info_t data, unsigned int addr, gboolean select )
178 if( addr < data->disasm_from || addr >= data->disasm_to )
179 set_disassembly_region(data,addr);
181 row = address_to_row( data, addr );
183 gtk_clist_select_row( data->disasm_list, row, 0 );
185 if( gtk_clist_row_is_visible( data->disasm_list, row ) != GTK_VISIBILITY_FULL ){
186 gtk_clist_moveto( data->disasm_list, row, 0, 0.5, 0.0 );
190 void jump_to_pc( debug_info_t data, gboolean select )
192 jump_to_disassembly( data, *data->cpu->pc, select );
195 void set_disassembly_pc( debug_info_t data, unsigned int pc, gboolean select )
199 jump_to_disassembly( data, pc, select );
200 if( data->disasm_pc != -1 && data->disasm_pc >= data->disasm_from &&
201 data->disasm_pc < data->disasm_to )
202 gtk_clist_set_foreground( data->disasm_list,
203 (data->disasm_pc - data->disasm_from) / data->cpu->instr_size,
205 row = address_to_row( data, pc );
206 gtk_clist_set_foreground( data->disasm_list, row, &clrPC );
207 data->disasm_pc = pc;
210 void set_disassembly_cpu( debug_info_t data, const gchar *cpu )
213 for( i=0; data->cpu_list[i] != NULL; i++ ) {
214 if( strcmp( data->cpu_list[i]->name, cpu ) == 0 ) {
215 if( data->cpu != data->cpu_list[i] ) {
216 data->cpu = data->cpu_list[i];
217 set_disassembly_pc( data, *data->cpu->pc, FALSE );
218 init_register_list( data );
219 update_icount( data );
227 * Execute a single instruction using the current CPU mode.
229 void debug_win_single_step( debug_info_t data )
231 data->cpu->step_func();
235 uint32_t row_to_address( debug_info_t data, int row ) {
236 return data->cpu->instr_size * row + data->disasm_from;
239 int address_to_row( debug_info_t data, uint32_t address ) {
240 if( data->disasm_from > address || data->disasm_to <= address )
242 return (address - data->disasm_from) / data->cpu->instr_size;
246 void emit( void *ptr, int level, int source, const char *msg, ... )
248 char buf[20], addr[10] = "", *p;
249 char *arr[3] = {buf, addr};
251 time_t tm = time(NULL);
256 else data = (debug_info_t)ptr;
259 p = g_strdup_vprintf( msg, ap );
260 strftime( buf, sizeof(buf), "%H:%M:%S", localtime(&tm) );
262 sprintf( addr, "%08X", *data->cpu->pc );
264 posn = gtk_clist_append(data->msgs_list, arr);
268 gtk_clist_set_foreground( data->msgs_list, posn, msg_colors[level] );
269 gtk_clist_moveto( data->msgs_list, posn, 0, 1.0, 0.0 );
271 /* emit _really_ slows down the emu, to the point where the gui can be
272 * completely unresponsive if I don't include this:
274 while( gtk_events_pending() )
275 gtk_main_iteration();
278 debug_info_t get_debug_info( GtkWidget *widget ) {
280 GtkWidget *win = gtk_widget_get_toplevel(widget);
281 debug_info_t data = (debug_info_t)gtk_object_get_data( GTK_OBJECT(win), "debug_data" );
285 void debug_win_enable_widget( debug_info_t data, const char *name,
288 GtkWidget *widget = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(data->win), name));
289 gtk_widget_set_sensitive( widget, enabled );
292 void debug_win_set_running( debug_info_t data, gboolean isRunning )
294 debug_win_enable_widget( data, "stop_btn", isRunning );
295 debug_win_enable_widget( data, "step_btn", !isRunning );
296 debug_win_enable_widget( data, "run_btn", !isRunning );
297 debug_win_enable_widget( data, "runto_btn", !isRunning );
.