+
+static void sd_instance_init(Object *obj)
+{
+ SDState *sd = SD_CARD(obj);
+
+ sd->enable = true;
+ sd->ocr_power_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, sd_ocr_powerup, sd);
+}
+
+static void sd_realize(DeviceState *dev, Error **errp)
+{
+ SDState *sd = SD_CARD(dev);
+
+ if (sd->blk && blk_is_read_only(sd->blk)) {
+ error_setg(errp, "Cannot use read-only drive as SD card");
+ return;
+ }
+
+ sd->buf = blk_blockalign(sd->blk, 512);
+
+ if (sd->blk) {
+ blk_set_dev_ops(sd->blk, &sd_block_ops, sd);
+ }
+}
+
+static Property sd_properties[] = {
+ DEFINE_PROP_DRIVE("drive", SDState, blk),
+ /* We do not model the chip select pin, so allow the board to select
+ * whether card should be in SSI or MMC/SD mode. It is also up to the
+ * board to ensure that ssi transfers only occur when the chip select
+ * is asserted. */
+ DEFINE_PROP_BOOL("spi", SDState, spi, false),
+ DEFINE_PROP_END_OF_LIST()
+};
+
+static void sd_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ SDCardClass *sc = SD_CARD_CLASS(klass);
+
+ dc->realize = sd_realize;
+ dc->props = sd_properties;
+ dc->vmsd = &sd_vmstate;
+ dc->reset = sd_reset;
+ dc->bus_type = TYPE_SD_BUS;
+
+ sc->do_command = sd_do_command;
+ sc->write_data = sd_write_data;
+ sc->read_data = sd_read_data;
+ sc->data_ready = sd_data_ready;
+ sc->enable = sd_enable;
+ sc->get_inserted = sd_get_inserted;
+ sc->get_readonly = sd_get_readonly;
+}
+
+static const TypeInfo sd_info = {
+ .name = TYPE_SD_CARD,
+ .parent = TYPE_DEVICE,
+ .instance_size = sizeof(SDState),
+ .class_size = sizeof(SDCardClass),
+ .class_init = sd_class_init,
+ .instance_init = sd_instance_init,
+};
+
+static void sd_register_types(void)
+{
+ type_register_static(&sd_info);
+}
+
+type_init(sd_register_types)