Search
lxdream.org :: lxdream/src/dreamcast.c :: diff
lxdream 0.9.1
released Jun 29
Download Now
filename src/dreamcast.c
changeset 144:7f0714e89aaa
prev89:939afb9f0f98
next146:f91fa34ab219
author nkeynes
date Mon May 15 08:28:52 2006 +0000 (14 years ago)
permissions -rw-r--r--
last change Rename video_driver to display_driver
Add input source to display
Implement configuration file support
Hook controllers up to configuration
file annotate diff log raw
1.1 --- a/src/dreamcast.c Sun Jan 22 22:42:05 2006 +0000
1.2 +++ b/src/dreamcast.c Mon May 15 08:28:52 2006 +0000
1.3 @@ -1,5 +1,5 @@
1.4 /**
1.5 - * $Id: dreamcast.c,v 1.14 2006-01-22 22:42:05 nkeynes Exp $
1.6 + * $Id: dreamcast.c,v 1.15 2006-05-15 08:28:48 nkeynes Exp $
1.7 * Central switchboard for the system. This pulls all the individual modules
1.8 * together into some kind of coherent structure. This is also where you'd
1.9 * add Naomi support, if I ever get a board to play with...
1.10 @@ -18,6 +18,7 @@
1.11 */
1.12
1.13 #include <errno.h>
1.14 +#include <glib/gstrfuncs.h>
1.15 #include "dream.h"
1.16 #include "mem.h"
1.17 #include "aica/aica.h"
1.18 @@ -77,10 +78,12 @@
1.19 dreamcast_register_module( &ide_module );
1.20
1.21 /* Attach any default maple devices, ie a pair of controllers */
1.22 - maple_device_t controller1 = controller_new();
1.23 - maple_device_t controller2 = controller_new();
1.24 + /*
1.25 + maple_device_t controller1 = maple_new_device("Sega Controller");
1.26 + maple_device_t controller2 = maple_new_device("Sega Controller");
1.27 maple_attach_device( controller1, 0, 0 );
1.28 maple_attach_device( controller2, 1, 0 );
1.29 + */
1.30 }
1.31
1.32 /**
1.33 @@ -159,16 +162,193 @@
1.34
1.35 /***************************** User Configuration **************************/
1.36
1.37 -void dreamcast_load_config( const gchar *filename )
1.38 +static struct dreamcast_config_entry global_config[] =
1.39 + {{ "bios", CONFIG_TYPE_FILE, "dcboot.rom" },
1.40 + { "flash", CONFIG_TYPE_FILE, "dcflash.rom" },
1.41 + { "default path", CONFIG_TYPE_PATH, "." },
1.42 + { "save path", CONFIG_TYPE_PATH, "save" },
1.43 + { "bootstrap", CONFIG_TYPE_FILE, "IP.BIN" },
1.44 + { NULL, CONFIG_TYPE_NONE }};
1.45 +
1.46 +static struct dreamcast_config_entry serial_config[] =
1.47 + {{ "device", CONFIG_TYPE_FILE, "/dev/ttyS1" },
1.48 + { NULL, CONFIG_TYPE_NONE }};
1.49 +
1.50 +struct dreamcast_config_group dreamcast_config_root[] =
1.51 + {{ "global", global_config },
1.52 + { "controllers", NULL },
1.53 + { "serial", serial_config },
1.54 + { NULL, CONFIG_TYPE_NONE }};
1.55 +
1.56 +void dreamcast_set_default_config( )
1.57 +{
1.58 + struct dreamcast_config_group *group = dreamcast_config_root;
1.59 + while( group->key != NULL ) {
1.60 + struct dreamcast_config_entry *param = group->params;
1.61 + if( param != NULL ) {
1.62 + while( param->key != NULL ) {
1.63 + if( param->value != param->default_value ) {
1.64 + if( param->value != NULL )
1.65 + free( param->value );
1.66 + param->value = (gchar *)param->default_value;
1.67 + }
1.68 + param++;
1.69 + }
1.70 + }
1.71 + group++;
1.72 + }
1.73 + maple_detach_all();
1.74 +}
1.75 +
1.76 +gboolean dreamcast_load_config( const gchar *filename )
1.77 +{
1.78 + FILE *f = fopen(filename, "ro");
1.79 + gboolean result;
1.80 +
1.81 + if( f == NULL ) {
1.82 + ERROR( "Unable to open '%s': %s", filename, strerror(errno) );
1.83 + return FALSE;
1.84 + }
1.85 +
1.86 + result = dreamcast_load_config_stream( f );
1.87 + fclose(f);
1.88 + return result;
1.89 +}
1.90 +
1.91 +gboolean dreamcast_load_config_stream( FILE *f )
1.92 {
1.93
1.94 + char buf[512], *p;
1.95 + int maple_device = -1, maple_subdevice = -1;
1.96 + struct dreamcast_config_group devgroup;
1.97 + struct dreamcast_config_group *group = NULL;
1.98 + maple_device_t device = NULL;
1.99 + dreamcast_set_default_config();
1.100
1.101 + while( fgets( buf, sizeof(buf), f ) != NULL ) {
1.102 + g_strstrip(buf);
1.103 + if( buf[0] == '#' )
1.104 + continue;
1.105 + if( *buf == '[' ) {
1.106 + char *p = strchr(buf, ']');
1.107 + if( p != NULL ) {
1.108 + struct dreamcast_config_group *tmp_group;
1.109 + maple_device = maple_subdevice = -1;
1.110 + *p = '\0';
1.111 + g_strstrip(buf+1);
1.112 + tmp_group = &dreamcast_config_root[0];
1.113 + while( tmp_group->key != NULL ) {
1.114 + if( strcasecmp(tmp_group->key, buf+1) == 0 ) {
1.115 + group = tmp_group;
1.116 + break;
1.117 + }
1.118 + tmp_group++;
1.119 + }
1.120 + }
1.121 + } else if( group != NULL ) {
1.122 + char *value = strchr( buf, '=' );
1.123 + if( value != NULL ) {
1.124 + struct dreamcast_config_entry *param = group->params;
1.125 + *value = '\0';
1.126 + value++;
1.127 + g_strstrip(buf);
1.128 + g_strstrip(value);
1.129 + if( strcmp(group->key,"controllers") == 0 ) {
1.130 + if( g_strncasecmp( buf, "device ", 7 ) == 0 ) {
1.131 + maple_device = strtoul( buf+7, NULL, 0 );
1.132 + if( maple_device < 0 || maple_device > 3 ) {
1.133 + ERROR( "Device number must be between 0..3 (not '%s')", buf+7);
1.134 + continue;
1.135 + }
1.136 + maple_subdevice = 0;
1.137 + device = maple_new_device( value );
1.138 + if( device == NULL ) {
1.139 + ERROR( "Unrecognized device '%s'", value );
1.140 + } else {
1.141 + devgroup.key = "controllers";
1.142 + devgroup.params = maple_get_device_config(device);
1.143 + maple_attach_device( device, maple_device, maple_subdevice );
1.144 + group = &devgroup;
1.145 + }
1.146 + continue;
1.147 + } else if( g_strncasecmp( buf, "subdevice ", 10 ) == 0 ) {
1.148 + maple_subdevice = strtoul( buf+10, NULL, 0 );
1.149 + if( maple_device == -1 ) {
1.150 + ERROR( "Subdevice not allowed without primary device" );
1.151 + } else if( maple_subdevice < 1 || maple_subdevice > 5 ) {
1.152 + ERROR( "Subdevice must be between 1..5 (not '%s')", buf+10 );
1.153 + } else if( (device = maple_new_device(value)) == NULL ) {
1.154 + ERROR( "Unrecognized subdevice '%s'", value );
1.155 + } else {
1.156 + devgroup.key = "controllers";
1.157 + devgroup.params = maple_get_device_config(device);
1.158 + maple_attach_device( device, maple_device, maple_subdevice );
1.159 + group = &devgroup;
1.160 + }
1.161 + continue;
1.162 + }
1.163 + }
1.164 + while( param->key != NULL ) {
1.165 + if( strcasecmp( param->key, buf ) == 0 ) {
1.166 + param->value = g_strdup(value);
1.167 + break;
1.168 + }
1.169 + param++;
1.170 + }
1.171 + }
1.172 + }
1.173 + }
1.174 + return TRUE;
1.175 }
1.176
1.177 -void dreamcast_save_config( const gchar *filename )
1.178 +gboolean dreamcast_save_config( const gchar *filename )
1.179 {
1.180 + FILE *f = fopen(filename, "wo");
1.181 + gboolean result;
1.182 + if( f == NULL ) {
1.183 + ERROR( "Unable to open '%s': %s", filename, strerror(errno) );
1.184 + return FALSE;
1.185 + }
1.186 + result = dreamcast_save_config_stream(f);
1.187 + fclose(f);
1.188 +}
1.189
1.190 -
1.191 +gboolean dreamcast_save_config_stream( FILE *f )
1.192 +{
1.193 + struct dreamcast_config_group *group = &dreamcast_config_root[0];
1.194 +
1.195 + while( group->key != NULL ) {
1.196 + struct dreamcast_config_entry *entry = group->params;
1.197 + fprintf( f, "[%s]\n", group->key );
1.198 +
1.199 + if( entry != NULL ) {
1.200 + while( entry->key != NULL ) {
1.201 + fprintf( f, "%s = %s\n", entry->key, entry->value );
1.202 + entry++;
1.203 + }
1.204 + } else if( strcmp(group->key, "controllers") == 0 ) {
1.205 + int i,j;
1.206 + for( i=0; i<4; i++ ) {
1.207 + for( j=0; j<6; j++ ) {
1.208 + maple_device_t dev = maple_get_device( i, j );
1.209 + if( dev != NULL ) {
1.210 + if( j == 0 )
1.211 + fprintf( f, "Device %d = %s\n", i, dev->device_class->name );
1.212 + else
1.213 + fprintf( f, "Subdevice %d = %s\n", j, dev->device_class->name );
1.214 + entry = dev->get_config(dev);
1.215 + while( entry->key != NULL ) {
1.216 + fprintf( f, "%*c%s = %s\n", j==0?4:8, ' ',entry->key, entry->value );
1.217 + entry++;
1.218 + }
1.219 + }
1.220 + }
1.221 + }
1.222 + }
1.223 + fprintf( f, "\n" );
1.224 + group++;
1.225 + }
1.226 + return TRUE;
1.227 }
1.228
1.229 /********************************* Save States *****************************/
.