legacy_device_config_base::legacy_device_config_base(const machine_config &mconfig, device_type type, const char *tag, const device_config *owner, UINT32 clock, device_get_config_func get_config)
: device_config(mconfig, type, "Legacy Device", tag, owner, clock),
m_get_config_func(get_config),
m_inline_config(NULL)
{
// allocate a buffer for the inline configuration
UINT32 configlen = (UINT32)get_legacy_config_int(DEVINFO_INT_INLINE_CONFIG_BYTES);
if (configlen != 0)
m_inline_config = global_alloc_array_clear(UINT8, configlen);
// set the proper name
m_name = get_legacy_config_string(DEVINFO_STR_NAME);
}
void legacy_image_device_config_base::device_config_complete()
{
const device_config_image_interface *image = NULL;
int count = 0;
int index = -1;
image_device_format **formatptr;
image_device_format *format;
formatptr = &m_formatlist;
int cnt = 0;
m_type = static_cast<iodevice_t>(get_legacy_config_int(DEVINFO_INT_IMAGE_TYPE));
m_readable = get_legacy_config_int(DEVINFO_INT_IMAGE_READABLE)!=0;
m_writeable = get_legacy_config_int(DEVINFO_INT_IMAGE_WRITEABLE)!=0;
m_creatable = get_legacy_config_int(DEVINFO_INT_IMAGE_CREATABLE)!=0;
m_must_be_loaded = get_legacy_config_int(DEVINFO_INT_IMAGE_MUST_BE_LOADED)!=0;
m_reset_on_load = get_legacy_config_int(DEVINFO_INT_IMAGE_RESET_ON_LOAD)!=0;
m_has_partial_hash = get_legacy_config_int(DEVINFO_FCT_IMAGE_PARTIAL_HASH)!=0;
m_interface_name = get_legacy_config_string(DEVINFO_STR_IMAGE_INTERFACE);
m_file_extensions = get_legacy_config_string(DEVINFO_STR_IMAGE_FILE_EXTENSIONS);
m_create_option_guide = reinterpret_cast<const option_guide *>(get_legacy_config_ptr(DEVINFO_PTR_IMAGE_CREATE_OPTGUIDE));
int format_count = get_legacy_config_int(DEVINFO_INT_IMAGE_CREATE_OPTCOUNT);
for (int i = 0; i < format_count; i++)
{
// only add if creatable
if (get_legacy_config_string(DEVINFO_PTR_IMAGE_CREATE_OPTSPEC + i)) {
// allocate a new format
format = global_alloc_clear(image_device_format);
// populate it
format->m_index = cnt;
format->m_name = get_legacy_config_string(DEVINFO_STR_IMAGE_CREATE_OPTNAME + i);
format->m_description = get_legacy_config_string(DEVINFO_STR_IMAGE_CREATE_OPTDESC + i);
format->m_extensions = get_legacy_config_string(DEVINFO_STR_IMAGE_CREATE_OPTEXTS + i);
format->m_optspec = get_legacy_config_string(DEVINFO_PTR_IMAGE_CREATE_OPTSPEC + i);
// and append it to the list
*formatptr = format;
formatptr = &format->m_next;
cnt++;
}
}
for (bool gotone = device_config::m_machine_config.m_devicelist.first(image); gotone; gotone = image->next(image))
{
if (this == image)
index = count;
if (image->image_type_direct() == m_type)
count++;
}
if (count > 1) {
m_instance_name.printf("%s%d", device_typename(m_type), index + 1);
m_brief_instance_name.printf("%s%d", device_brieftypename(m_type), index + 1);
}
else
{
m_instance_name = device_typename(m_type);
m_brief_instance_name = device_brieftypename(m_type);
}
// Override in case of hardcoded values
if (strlen(get_legacy_config_string(DEVINFO_STR_IMAGE_INSTANCE_NAME))>0) {
m_instance_name = get_legacy_config_string(DEVINFO_STR_IMAGE_INSTANCE_NAME);
}
if (strlen(get_legacy_config_string(DEVINFO_STR_IMAGE_BRIEF_INSTANCE_NAME))>0) {
m_brief_instance_name = get_legacy_config_string(DEVINFO_STR_IMAGE_BRIEF_INSTANCE_NAME);
}
}
