nkeynes@10 | 1 | /**
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nkeynes@144 | 2 | * $Id: debug_win.c,v 1.19 2006-05-15 08:28:52 nkeynes Exp $
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nkeynes@10 | 3 | * This file is responsible for the main debugger gui frame.
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nkeynes@10 | 4 | *
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nkeynes@10 | 5 | * Copyright (c) 2005 Nathan Keynes.
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nkeynes@10 | 6 | *
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nkeynes@10 | 7 | * This program is free software; you can redistribute it and/or modify
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nkeynes@10 | 8 | * it under the terms of the GNU General Public License as published by
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nkeynes@10 | 9 | * the Free Software Foundation; either version 2 of the License, or
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nkeynes@10 | 10 | * (at your option) any later version.
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nkeynes@10 | 11 | *
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nkeynes@10 | 12 | * This program is distributed in the hope that it will be useful,
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nkeynes@10 | 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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nkeynes@10 | 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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nkeynes@10 | 15 | * GNU General Public License for more details.
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nkeynes@10 | 16 | */
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nkeynes@2 | 17 | #include <stdlib.h>
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nkeynes@2 | 18 | #include <stdarg.h>
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nkeynes@69 | 19 | #include <stdio.h>
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nkeynes@2 | 20 | #include <gnome.h>
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nkeynes@2 | 21 | #include <math.h>
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nkeynes@43 | 22 | #include "gui/gui.h"
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nkeynes@2 | 23 | #include "mem.h"
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nkeynes@30 | 24 | #include "cpu.h"
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nkeynes@144 | 25 | #include "display.h"
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nkeynes@2 | 26 |
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nkeynes@2 | 27 | GdkColor *msg_colors[] = { &clrError, &clrError, &clrWarn, &clrNormal,
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nkeynes@2 | 28 | &clrDebug, &clrTrace };
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nkeynes@2 | 29 |
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nkeynes@45 | 30 | void init_register_list( debug_info_t data );
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nkeynes@45 | 31 |
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nkeynes@9 | 32 | struct debug_info_struct {
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nkeynes@9 | 33 | int disasm_from;
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nkeynes@9 | 34 | int disasm_to;
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nkeynes@9 | 35 | int disasm_pc;
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nkeynes@9 | 36 | struct cpu_desc_struct *cpu;
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nkeynes@11 | 37 | struct cpu_desc_struct **cpu_list;
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nkeynes@9 | 38 | GtkCList *msgs_list;
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nkeynes@9 | 39 | GtkCList *regs_list;
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nkeynes@9 | 40 | GtkCList *disasm_list;
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nkeynes@9 | 41 | GtkEntry *page_field;
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nkeynes@28 | 42 | GtkWidget *win;
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nkeynes@9 | 43 | GtkProgressBar *icounter;
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nkeynes@9 | 44 | char icounter_text[16];
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nkeynes@9 | 45 | char saved_regs[0];
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nkeynes@8 | 46 | };
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nkeynes@8 | 47 |
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nkeynes@30 | 48 | debug_info_t init_debug_win(GtkWidget *win, const cpu_desc_t *cpu_list )
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nkeynes@2 | 49 | {
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nkeynes@2 | 50 | GnomeAppBar *appbar;
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nkeynes@9 | 51 |
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nkeynes@11 | 52 | debug_info_t data = g_malloc0( sizeof(struct debug_info_struct) + cpu_list[0]->regs_size );
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nkeynes@9 | 53 | data->disasm_from = -1;
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nkeynes@9 | 54 | data->disasm_to = -1;
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nkeynes@9 | 55 | data->disasm_pc = -1;
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nkeynes@11 | 56 | data->cpu = cpu_list[0];
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nkeynes@11 | 57 | data->cpu_list = cpu_list;
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nkeynes@9 | 58 |
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nkeynes@9 | 59 | data->regs_list= gtk_object_get_data(GTK_OBJECT(win), "reg_list");
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nkeynes@28 | 60 | data->win = win;
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nkeynes@9 | 61 | gtk_widget_modify_font( GTK_WIDGET(data->regs_list), fixed_list_font );
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nkeynes@11 | 62 | init_register_list( data );
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nkeynes@9 | 63 | data->msgs_list = gtk_object_get_data(GTK_OBJECT(win), "output_list");
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nkeynes@9 | 64 | data->disasm_list = gtk_object_get_data(GTK_OBJECT(win), "disasm_list");
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nkeynes@9 | 65 | gtk_clist_set_column_width( data->disasm_list, 1, 16 );
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nkeynes@9 | 66 | data->page_field = gtk_object_get_data(GTK_OBJECT(win), "page_field");
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nkeynes@2 | 67 |
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nkeynes@2 | 68 | appbar = gtk_object_get_data(GTK_OBJECT(win), "debug_appbar");
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nkeynes@9 | 69 | data->icounter = gnome_appbar_get_progress( appbar );
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nkeynes@9 | 70 | gtk_progress_bar_set_text(data->icounter, "1");
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nkeynes@10 | 71 |
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nkeynes@9 | 72 | gtk_object_set_data( GTK_OBJECT(win), "debug_data", data );
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nkeynes@29 | 73 | set_disassembly_pc( data, *data->cpu->pc, FALSE );
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nkeynes@28 | 74 | debug_win_set_running( data, FALSE );
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nkeynes@9 | 75 | return data;
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nkeynes@2 | 76 | }
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nkeynes@2 | 77 |
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nkeynes@11 | 78 | void init_register_list( debug_info_t data )
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nkeynes@11 | 79 | {
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nkeynes@11 | 80 | int i;
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nkeynes@11 | 81 | char buf[20];
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nkeynes@11 | 82 | char *arr[2];
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nkeynes@11 | 83 |
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nkeynes@11 | 84 | gtk_clist_clear( data->regs_list );
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nkeynes@11 | 85 | arr[1] = buf;
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nkeynes@11 | 86 | for( i=0; data->cpu->regs_info[i].name != NULL; i++ ) {
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nkeynes@11 | 87 | arr[0] = data->cpu->regs_info[i].name;
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nkeynes@11 | 88 | if( data->cpu->regs_info->type == REG_INT )
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nkeynes@11 | 89 | sprintf( buf, "%08X", *((uint32_t *)data->cpu->regs_info[i].value) );
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nkeynes@11 | 90 | else
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nkeynes@11 | 91 | sprintf( buf, "%f", *((float *)data->cpu->regs_info[i].value) );
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nkeynes@11 | 92 | gtk_clist_append( data->regs_list, arr );
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nkeynes@11 | 93 | }
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nkeynes@11 | 94 | }
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nkeynes@11 | 95 |
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nkeynes@2 | 96 | /*
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nkeynes@2 | 97 | * Check for changed registers and update the display
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nkeynes@2 | 98 | */
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nkeynes@9 | 99 | void update_registers( debug_info_t data )
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nkeynes@2 | 100 | {
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nkeynes@2 | 101 | int i;
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nkeynes@9 | 102 | for( i=0; data->cpu->regs_info[i].name != NULL; i++ ) {
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nkeynes@9 | 103 | if( data->cpu->regs_info[i].type == REG_INT ) {
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nkeynes@2 | 104 | /* Yes this _is_ probably fairly evil */
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nkeynes@9 | 105 | if( *((uint32_t *)data->cpu->regs_info[i].value) !=
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nkeynes@9 | 106 | *((uint32_t *)((char *)data->saved_regs + ((char *)data->cpu->regs_info[i].value - (char *)data->cpu->regs))) ) {
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nkeynes@2 | 107 | char buf[20];
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nkeynes@9 | 108 | sprintf( buf, "%08X", *((uint32_t *)data->cpu->regs_info[i].value) );
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nkeynes@9 | 109 | gtk_clist_set_text( data->regs_list, i, 1, buf );
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nkeynes@9 | 110 | gtk_clist_set_foreground( data->regs_list, i, &clrChanged );
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nkeynes@2 | 111 | } else {
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nkeynes@9 | 112 | gtk_clist_set_foreground( data->regs_list, i, &clrNormal );
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nkeynes@2 | 113 | }
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nkeynes@2 | 114 | } else {
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nkeynes@9 | 115 | if( *((float *)data->cpu->regs_info[i].value) !=
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nkeynes@9 | 116 | *((float *)((char *)data->saved_regs + ((char *)data->cpu->regs_info[i].value - (char *)data->cpu->regs))) ) {
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nkeynes@2 | 117 | char buf[20];
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nkeynes@9 | 118 | sprintf( buf, "%f", *((float *)data->cpu->regs_info[i].value) );
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nkeynes@9 | 119 | gtk_clist_set_text( data->regs_list, i, 1, buf );
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nkeynes@9 | 120 | gtk_clist_set_foreground( data->regs_list, i, &clrChanged );
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nkeynes@2 | 121 | } else {
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nkeynes@9 | 122 | gtk_clist_set_foreground( data->regs_list, i, &clrNormal );
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nkeynes@2 | 123 | }
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nkeynes@2 | 124 | }
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nkeynes@2 | 125 | }
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nkeynes@9 | 126 |
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nkeynes@9 | 127 | set_disassembly_pc( data, *data->cpu->pc, FALSE );
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nkeynes@9 | 128 | memcpy( data->saved_regs, data->cpu->regs, data->cpu->regs_size );
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nkeynes@2 | 129 | }
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nkeynes@2 | 130 |
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nkeynes@9 | 131 | void update_icount( debug_info_t data )
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nkeynes@2 | 132 | {
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nkeynes@69 | 133 | // sprintf( data->icounter_text, "%d", *data->cpu->icount );
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nkeynes@134 | 134 | sprintf( data->icounter_text, "%d", pvr2_get_frame_count() );
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nkeynes@9 | 135 | gtk_progress_bar_set_text( data->icounter, data->icounter_text );
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nkeynes@2 | 136 | }
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nkeynes@2 | 137 |
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nkeynes@9 | 138 | void set_disassembly_region( debug_info_t data, unsigned int page )
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nkeynes@2 | 139 | {
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nkeynes@11 | 140 | uint32_t i, posn, next;
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nkeynes@2 | 141 | char buf[80];
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nkeynes@2 | 142 | char addr[10];
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nkeynes@11 | 143 | char opcode[16] = "";
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nkeynes@2 | 144 | char *arr[4] = { addr, " ", opcode, buf };
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nkeynes@2 | 145 | unsigned int from = page & 0xFFFFF000;
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nkeynes@2 | 146 | unsigned int to = from + 4096;
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nkeynes@2 | 147 |
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nkeynes@9 | 148 | gtk_clist_clear(data->disasm_list);
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nkeynes@2 | 149 |
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nkeynes@2 | 150 | sprintf( addr, "%08X", from );
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nkeynes@9 | 151 | gtk_entry_set_text( data->page_field, addr );
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nkeynes@2 | 152 |
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nkeynes@14 | 153 | if( !data->cpu->is_valid_page_func( from ) ) {
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nkeynes@2 | 154 | arr[3] = "This page is currently unmapped";
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nkeynes@9 | 155 | gtk_clist_append( data->disasm_list, arr );
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nkeynes@9 | 156 | gtk_clist_set_foreground( data->disasm_list, 0, &clrError );
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nkeynes@2 | 157 | } else {
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nkeynes@11 | 158 | for( i=from; i<to; i = next ) {
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nkeynes@11 | 159 | next = data->cpu->disasm_func( i, buf, sizeof(buf), opcode );
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nkeynes@2 | 160 | sprintf( addr, "%08X", i );
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nkeynes@9 | 161 | posn = gtk_clist_append( data->disasm_list, arr );
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nkeynes@2 | 162 | if( buf[0] == '?' )
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nkeynes@9 | 163 | gtk_clist_set_foreground( data->disasm_list, posn, &clrWarn );
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nkeynes@43 | 164 | if( data->cpu->get_breakpoint != NULL ) {
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nkeynes@43 | 165 | int type = data->cpu->get_breakpoint( i );
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nkeynes@43 | 166 | switch(type) {
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nkeynes@43 | 167 | case BREAK_ONESHOT:
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nkeynes@43 | 168 | gtk_clist_set_background( data->disasm_list, posn, &clrTempBreak );
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nkeynes@43 | 169 | break;
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nkeynes@43 | 170 | case BREAK_KEEP:
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nkeynes@43 | 171 | gtk_clist_set_background( data->disasm_list, posn, &clrBreak );
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nkeynes@43 | 172 | break;
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nkeynes@43 | 173 | }
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nkeynes@43 | 174 | }
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nkeynes@2 | 175 | }
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nkeynes@9 | 176 | if( data->disasm_pc != -1 && data->disasm_pc >= from && data->disasm_pc < to )
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nkeynes@9 | 177 | gtk_clist_set_foreground( data->disasm_list, address_to_row(data, data->disasm_pc),
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nkeynes@2 | 178 | &clrPC );
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nkeynes@2 | 179 | }
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nkeynes@2 | 180 |
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nkeynes@2 | 181 | if( page != from ) { /* not a page boundary */
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nkeynes@9 | 182 | gtk_clist_moveto( data->disasm_list, (page-from)>>1, 0, 0.5, 0.0 );
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nkeynes@2 | 183 | }
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nkeynes@9 | 184 | data->disasm_from = from;
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nkeynes@9 | 185 | data->disasm_to = to;
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nkeynes@2 | 186 | }
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nkeynes@2 | 187 |
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nkeynes@9 | 188 | void jump_to_disassembly( debug_info_t data, unsigned int addr, gboolean select )
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nkeynes@2 | 189 | {
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nkeynes@2 | 190 | int row;
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nkeynes@2 | 191 |
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nkeynes@9 | 192 | if( addr < data->disasm_from || addr >= data->disasm_to )
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nkeynes@9 | 193 | set_disassembly_region(data,addr);
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nkeynes@2 | 194 |
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nkeynes@9 | 195 | row = address_to_row( data, addr );
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nkeynes@2 | 196 | if(select) {
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nkeynes@9 | 197 | gtk_clist_select_row( data->disasm_list, row, 0 );
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nkeynes@2 | 198 | }
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nkeynes@9 | 199 | if( gtk_clist_row_is_visible( data->disasm_list, row ) != GTK_VISIBILITY_FULL ){
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nkeynes@9 | 200 | gtk_clist_moveto( data->disasm_list, row, 0, 0.5, 0.0 );
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nkeynes@2 | 201 | }
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nkeynes@2 | 202 | }
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nkeynes@2 | 203 |
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nkeynes@9 | 204 | void jump_to_pc( debug_info_t data, gboolean select )
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nkeynes@9 | 205 | {
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nkeynes@9 | 206 | jump_to_disassembly( data, *data->cpu->pc, select );
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nkeynes@9 | 207 | }
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nkeynes@9 | 208 |
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nkeynes@9 | 209 | void set_disassembly_pc( debug_info_t data, unsigned int pc, gboolean select )
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nkeynes@2 | 210 | {
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nkeynes@2 | 211 | int row;
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nkeynes@2 | 212 |
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nkeynes@9 | 213 | jump_to_disassembly( data, pc, select );
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nkeynes@9 | 214 | if( data->disasm_pc != -1 && data->disasm_pc >= data->disasm_from &&
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nkeynes@9 | 215 | data->disasm_pc < data->disasm_to )
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nkeynes@9 | 216 | gtk_clist_set_foreground( data->disasm_list,
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nkeynes@9 | 217 | (data->disasm_pc - data->disasm_from) / data->cpu->instr_size,
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nkeynes@2 | 218 | &clrNormal );
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nkeynes@9 | 219 | row = address_to_row( data, pc );
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nkeynes@9 | 220 | gtk_clist_set_foreground( data->disasm_list, row, &clrPC );
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nkeynes@9 | 221 | data->disasm_pc = pc;
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nkeynes@2 | 222 | }
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nkeynes@2 | 223 |
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nkeynes@26 | 224 | void set_disassembly_cpu( debug_info_t data, const gchar *cpu )
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nkeynes@10 | 225 | {
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nkeynes@11 | 226 | int i;
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nkeynes@11 | 227 | for( i=0; data->cpu_list[i] != NULL; i++ ) {
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nkeynes@11 | 228 | if( strcmp( data->cpu_list[i]->name, cpu ) == 0 ) {
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nkeynes@11 | 229 | if( data->cpu != data->cpu_list[i] ) {
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nkeynes@11 | 230 | data->cpu = data->cpu_list[i];
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nkeynes@69 | 231 | data->disasm_from = data->disasm_to = -1; /* Force reload */
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nkeynes@30 | 232 | set_disassembly_pc( data, *data->cpu->pc, FALSE );
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nkeynes@11 | 233 | init_register_list( data );
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nkeynes@33 | 234 | update_icount( data );
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nkeynes@11 | 235 | }
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nkeynes@11 | 236 | return;
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nkeynes@11 | 237 | }
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nkeynes@11 | 238 | }
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nkeynes@10 | 239 | }
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nkeynes@10 | 240 |
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nkeynes@45 | 241 | void debug_win_toggle_breakpoint( debug_info_t data, int row )
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nkeynes@43 | 242 | {
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nkeynes@43 | 243 | uint32_t pc = row_to_address( data, row );
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nkeynes@43 | 244 | int oldType = data->cpu->get_breakpoint( pc );
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nkeynes@43 | 245 | if( oldType != BREAK_NONE ) {
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nkeynes@43 | 246 | data->cpu->clear_breakpoint( pc, oldType );
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nkeynes@45 | 247 | gtk_clist_set_background( data->disasm_list, row, &clrWhite );
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nkeynes@43 | 248 | } else {
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nkeynes@45 | 249 | data->cpu->set_breakpoint( pc, BREAK_KEEP );
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nkeynes@45 | 250 | gtk_clist_set_background( data->disasm_list, row, &clrBreak );
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nkeynes@43 | 251 | }
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nkeynes@45 | 252 | }
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nkeynes@45 | 253 |
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nkeynes@45 | 254 | void debug_win_set_oneshot_breakpoint( debug_info_t data, int row )
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nkeynes@45 | 255 | {
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nkeynes@45 | 256 | uint32_t pc = row_to_address( data, row );
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nkeynes@45 | 257 | data->cpu->clear_breakpoint( pc, BREAK_ONESHOT );
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nkeynes@45 | 258 | data->cpu->set_breakpoint( pc, BREAK_ONESHOT );
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nkeynes@45 | 259 | gtk_clist_set_background( data->disasm_list, row, &clrTempBreak );
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nkeynes@43 | 260 | }
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nkeynes@43 | 261 |
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nkeynes@30 | 262 | /**
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nkeynes@30 | 263 | * Execute a single instruction using the current CPU mode.
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nkeynes@30 | 264 | */
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nkeynes@30 | 265 | void debug_win_single_step( debug_info_t data )
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nkeynes@30 | 266 | {
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nkeynes@30 | 267 | data->cpu->step_func();
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nkeynes@30 | 268 | gtk_gui_update();
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nkeynes@30 | 269 | }
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nkeynes@30 | 270 |
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nkeynes@9 | 271 | uint32_t row_to_address( debug_info_t data, int row ) {
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nkeynes@9 | 272 | return data->cpu->instr_size * row + data->disasm_from;
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nkeynes@9 | 273 | }
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nkeynes@2 | 274 |
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nkeynes@9 | 275 | int address_to_row( debug_info_t data, uint32_t address ) {
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nkeynes@9 | 276 | if( data->disasm_from > address || data->disasm_to <= address )
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nkeynes@9 | 277 | return -1;
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nkeynes@9 | 278 | return (address - data->disasm_from) / data->cpu->instr_size;
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nkeynes@9 | 279 | }
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nkeynes@9 | 280 |
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nkeynes@10 | 281 |
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nkeynes@35 | 282 | void emit( void *ptr, int level, const gchar *source, const char *msg, ... )
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nkeynes@2 | 283 | {
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nkeynes@2 | 284 | char buf[20], addr[10] = "", *p;
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nkeynes@35 | 285 | const char *arr[4] = {buf, source, addr};
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nkeynes@2 | 286 | int posn;
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nkeynes@2 | 287 | time_t tm = time(NULL);
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nkeynes@2 | 288 | va_list ap;
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nkeynes@9 | 289 | debug_info_t data;
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nkeynes@9 | 290 | if( ptr == NULL )
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nkeynes@9 | 291 | data = main_debug;
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nkeynes@9 | 292 | else data = (debug_info_t)ptr;
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nkeynes@69 | 293 | va_start(ap, msg);
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nkeynes@2 | 294 |
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nkeynes@69 | 295 | if( data == NULL ) {
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nkeynes@69 | 296 | vfprintf( stderr, msg, ap );
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nkeynes@97 | 297 | fprintf( stderr, "\n" );
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nkeynes@69 | 298 | va_end(ap);
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nkeynes@69 | 299 | return;
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nkeynes@69 | 300 | }
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nkeynes@69 | 301 |
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nkeynes@2 | 302 | p = g_strdup_vprintf( msg, ap );
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nkeynes@2 | 303 | strftime( buf, sizeof(buf), "%H:%M:%S", localtime(&tm) );
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nkeynes@35 | 304 | sprintf( addr, "%08X", *data->cpu->pc );
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nkeynes@35 | 305 | arr[3] = p;
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nkeynes@9 | 306 | posn = gtk_clist_append(data->msgs_list, arr);
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nkeynes@2 | 307 | free(p);
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nkeynes@2 | 308 | va_end(ap);
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nkeynes@2 | 309 |
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nkeynes@9 | 310 | gtk_clist_set_foreground( data->msgs_list, posn, msg_colors[level] );
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nkeynes@9 | 311 | gtk_clist_moveto( data->msgs_list, posn, 0, 1.0, 0.0 );
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nkeynes@2 | 312 |
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nkeynes@2 | 313 | /* emit _really_ slows down the emu, to the point where the gui can be
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nkeynes@2 | 314 | * completely unresponsive if I don't include this:
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nkeynes@2 | 315 | */
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nkeynes@2 | 316 | while( gtk_events_pending() )
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nkeynes@2 | 317 | gtk_main_iteration();
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nkeynes@2 | 318 | }
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nkeynes@9 | 319 |
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nkeynes@9 | 320 | debug_info_t get_debug_info( GtkWidget *widget ) {
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nkeynes@9 | 321 |
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nkeynes@9 | 322 | GtkWidget *win = gtk_widget_get_toplevel(widget);
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nkeynes@9 | 323 | debug_info_t data = (debug_info_t)gtk_object_get_data( GTK_OBJECT(win), "debug_data" );
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nkeynes@9 | 324 | return data;
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nkeynes@9 | 325 | }
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nkeynes@9 | 326 |
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nkeynes@28 | 327 | void debug_win_enable_widget( debug_info_t data, const char *name,
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nkeynes@28 | 328 | gboolean enabled )
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nkeynes@28 | 329 | {
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nkeynes@28 | 330 | GtkWidget *widget = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(data->win), name));
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nkeynes@28 | 331 | gtk_widget_set_sensitive( widget, enabled );
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nkeynes@28 | 332 | }
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nkeynes@28 | 333 |
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nkeynes@28 | 334 | void debug_win_set_running( debug_info_t data, gboolean isRunning )
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nkeynes@28 | 335 | {
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nkeynes@28 | 336 | debug_win_enable_widget( data, "stop_btn", isRunning );
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nkeynes@28 | 337 | debug_win_enable_widget( data, "step_btn", !isRunning );
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nkeynes@28 | 338 | debug_win_enable_widget( data, "run_btn", !isRunning );
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nkeynes@28 | 339 | debug_win_enable_widget( data, "runto_btn", !isRunning );
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nkeynes@28 | 340 | }
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