1 files changed, 58 insertions, 0 deletions
diff --git a/host/apps/omap_debug/usrp-e-lb-test.c b/host/apps/omap_debug/usrp-e-lb-test.c
new file mode 100644
index 000000000..675de8622
--- /dev/null
+++ b/host/apps/omap_debug/usrp-e-lb-test.c
@@ -0,0 +1,58 @@
+#include <stdio.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <pthread.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <stddef.h>
+#include "usrp_e.h"
+
+// max length #define PKT_DATA_LENGTH 1016
+
+int main(int argc, char *argv[])
+{
+	struct usrp_transfer_frame *tx_data, *rx_data;
+	int i, fp, packet_data_length, cnt;
+	struct usrp_e_ctl16 d;
+
+	if (argc < 2) {
+		printf("%s data_size (in bytes < 2040)\n", argv[0]);
+		return -1;
+	}
+
+	packet_data_length = atoi(argv[1]);
+
+	fp = open("/dev/usrp_e0", O_RDWR);
+
+	d.offset = 14;
+	d.count = 1;
+	d.buf[0] = (1 << 13);
+	ioctl(fp, USRP_E_WRITE_CTL16, &d);
+
+	tx_data = malloc(2048);
+	rx_data = malloc(2048);
+
+	tx_data->flags = 0;
+	tx_data->len = sizeof(struct usrp_transfer_frame) + packet_data_length;
+
+	while (1) {
+
+		for (i = 0; i < packet_data_length; i++) {
+			tx_data->buf[i] = random() >> 24;
+
+		}
+
+		cnt = write(fp, tx_data, 2048);
+		cnt = read(fp, rx_data, 2048);
+
+		if (tx_data->len != rx_data->len)
+			printf("Bad frame length sent %d, read %d\n", tx_data->len, rx_data->len);
+
+		for (i = 0; i < packet_data_length; i++) {
+			if (tx_data->buf[i] != rx_data->buf[i])
+				printf("Bad data at %d, sent %d, received %d\n", i, tx_data->buf[i], rx_data->buf[i]);
+		}
+		printf("---------------------------------------------------\n");
+		sleep(1);
+	}
+}