X-Git-Url: https://sigrok.org/gitweb/?p=libsigrok.git;a=blobdiff_plain;f=src%2Fhardware%2Fopenbench-logic-sniffer%2Fprotocol.c;h=36a091c731d83ff2b7b9f4582dee87db7524e856;hp=b9383ddd1e440d50b582980163d926fb9f9f3035;hb=0ccc6f7cdf3ce1a3ac1f9116b1524f2b326dd6be;hpb=ea642977e57ed0e6aa871d8c485bf11884479a7d

diff --git a/src/hardware/openbench-logic-sniffer/protocol.c b/src/hardware/openbench-logic-sniffer/protocol.c
index b9383ddd..36a091c7 100644
--- a/src/hardware/openbench-logic-sniffer/protocol.c
+++ b/src/hardware/openbench-logic-sniffer/protocol.c
@@ -134,14 +134,7 @@ SR_PRIV struct dev_context *ols_dev_new(void)
 	struct dev_context *devc;
 
 	devc = g_malloc0(sizeof(struct dev_context));
-
-	/* Device-specific settings */
-	devc->max_samples = devc->max_samplerate = devc->protocol_version = 0;
-
-	/* Acquisition settings */
-	devc->limit_samples = devc->capture_ratio = 0;
 	devc->trigger_at = -1;
-	devc->flag_reg = 0;
 
 	return devc;
 }
@@ -158,6 +151,28 @@ static void ols_channel_new(struct sr_dev_inst *sdi, int num_chan)
 	devc->max_channels = num_chan;
 }
 
+static void metadata_quirks(struct sr_dev_inst *sdi)
+{
+	struct dev_context *devc;
+	gboolean is_shrimp;
+
+	if (!sdi)
+		return;
+	devc = sdi->priv;
+	if (!devc)
+		return;
+
+	is_shrimp = sdi->model && strcmp(sdi->model, "Shrimp1.0") == 0;
+	if (is_shrimp) {
+		if (!devc->max_channels)
+			ols_channel_new(sdi, 4);
+		if (!devc->max_samples)
+			devc->max_samples = 256 * 1024;
+		if (!devc->max_samplerate)
+			devc->max_samplerate = SR_MHZ(20);
+	}
+}
+
 SR_PRIV struct sr_dev_inst *get_metadata(struct sr_serial_dev_inst *serial)
 {
 	struct sr_dev_inst *sdi;
@@ -290,6 +305,9 @@ SR_PRIV struct sr_dev_inst *get_metadata(struct sr_serial_dev_inst *serial)
 	g_string_free(devname, FALSE);
 	g_string_free(version, FALSE);
 
+	/* Optionally amend received metadata, model specific quirks. */
+	metadata_quirks(sdi);
+
 	return sdi;
 }
 
@@ -490,8 +508,7 @@ SR_PRIV int ols_receive_data(int fd, int revents, void *cb_data)
 			}
 
 			/* Send the trigger. */
-			packet.type = SR_DF_TRIGGER;
-			sr_session_send(sdi, &packet);
+			std_session_send_df_trigger(sdi);
 
 			/* Send post-trigger samples. */
 			packet.type = SR_DF_LOGIC;