-/* List of struct sigrok_device_instance, maintained by opendev()/closedev(). */
-static GSList *device_instances = NULL;
-static uint64_t cur_samplerate = 0;
-static uint64_t limit_samples = -1;
-static int default_genmode = GENMODE_DEFAULT;
+/* Private, per-device-instance driver context. */
+/* TODO: struct context as with the other drivers. */
+
+/* List of struct sr_dev_inst, maintained by dev_open()/dev_close(). */
+SR_PRIV struct sr_dev_driver demo_driver_info;
+static struct sr_dev_driver *di = &demo_driver_info;
+static uint64_t cur_samplerate = SR_KHZ(200);
+static uint64_t limit_samples = 0;
+static uint64_t limit_msec = 0;
+static int default_pattern = PATTERN_SIGROK;
+
+static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data);
+
+static int clear_instances(void)
+{
+ /* Nothing needed so far. */
+
+ return SR_OK;
+}
+
+static int hw_init(struct sr_context *sr_ctx)
+{
+ struct drv_context *drvc;
+
+ if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) {
+ sr_err("Driver context malloc failed.");
+ return SR_ERR_MALLOC;
+ }
+ drvc->sr_ctx = sr_ctx;
+ di->priv = drvc;