6 files changed, 29 insertions, 20 deletions
diff --git a/host/apps/omap_debug/usrp-e-crc-rw.c b/host/apps/omap_debug/usrp-e-crc-rw.c
index 8883366ae..c3ae45cc1 100644
--- a/host/apps/omap_debug/usrp-e-crc-rw.c
+++ b/host/apps/omap_debug/usrp-e-crc-rw.c
@@ -81,13 +81,20 @@ static void *read_thread(void *threadid)
 		}
 #endif
 
-		if (rx_data->flags & RB_OVERRUN)
+		if (rx_data->status & RB_OVERRUN)
 			printf("O");
-		
+
+		printf("rx_data->len = %d\n", rx_data->len);
+
+	
 		crc = 0xFFFFFFFF;
-		for (i = 0; i < rx_data->len - 4; i++) {
+		for (i = 0; i < rx_data->len - 4; i+=2) {
+			crc = ((crc >> 8) & 0x00FFFFFF) ^
+				crc_tab[(crc ^ rx_data->buf[i+1]) & 0xFF];
+printf("idx = %d, data = %X, crc = %X\n", i, rx_data->buf[i+1],crc);
 			crc = ((crc >> 8) & 0x00FFFFFF) ^
 				crc_tab[(crc ^ rx_data->buf[i]) & 0xFF];
+printf("idx = %d, data = %X, crc = %X\n", i, rx_data->buf[i],crc);
 		}
 
 		p = &rx_data->buf[rx_data->len - 4];
@@ -96,7 +103,7 @@ static void *read_thread(void *threadid)
 
 #if 1
 		printf("rx_data->len = %d\n", rx_data->len);
-		printf("rx_data->flags = %d\n", rx_data->flags);
+		printf("rx_data->status = %d\n", rx_data->status);
 		for (i = 0; i < rx_data->len; i++)
 			printf("idx = %d, data = %X\n", i, rx_data->buf[i]);
 		printf("calc crc = %lX, rx crc = %X\n", crc, rx_crc); 
diff --git a/host/apps/omap_debug/usrp-e-lb-test.c b/host/apps/omap_debug/usrp-e-lb-test.c
index 675de8622..68848064e 100644
--- a/host/apps/omap_debug/usrp-e-lb-test.c
+++ b/host/apps/omap_debug/usrp-e-lb-test.c
@@ -32,7 +32,7 @@ int main(int argc, char *argv[])
 	tx_data = malloc(2048);
 	rx_data = malloc(2048);
 
-	tx_data->flags = 0;
+	tx_data->status = 0;
 	tx_data->len = sizeof(struct usrp_transfer_frame) + packet_data_length;
 
 	while (1) {
diff --git a/host/apps/omap_debug/usrp-e-loopback.c b/host/apps/omap_debug/usrp-e-loopback.c
index 177394947..535ce1025 100644
--- a/host/apps/omap_debug/usrp-e-loopback.c
+++ b/host/apps/omap_debug/usrp-e-loopback.c
@@ -63,7 +63,7 @@ static void *read_thread(void *threadid)
 		if (cnt < 0)
 			printf("Error returned from read: %d\n", cnt);
 
-//		printf("Packet received, flags = %X, len = %d\n", rx_data->flags, rx_data->len);
+//		printf("Packet received, status = %X, len = %d\n", rx_data->status, rx_data->len);
 //		printf("p->seq_num = %d\n", p->seq_num);
 
 
@@ -119,7 +119,7 @@ static void *write_thread(void *threadid)
 //		p->data[i] = random() >> 16;
 		p->data[i] = i;
 
-	tx_data->flags = 0xdeadbeef;
+	tx_data->status = 0xdeadbeef;
 	tx_data->len = 8 + packet_data_length * 2;
 
 	printf("tx_data->len = %d\n", tx_data->len);
@@ -127,7 +127,7 @@ static void *write_thread(void *threadid)
 	seq_number = 1;
 
 	while (1) {
-//		printf("tx flags = %X, len = %d\n", tx_data->flags, tx_data->len);
+//		printf("tx status = %X, len = %d\n", tx_data->status, tx_data->len);
 		p->seq_num = seq_number++;
 		p->checksum = calc_checksum(p);
 		cnt = write(fp, tx_data, 2048);
diff --git a/host/apps/omap_debug/usrp-e-rw-random.c b/host/apps/omap_debug/usrp-e-rw-random.c
index 43f1571cb..5960b8fbd 100644
--- a/host/apps/omap_debug/usrp-e-rw-random.c
+++ b/host/apps/omap_debug/usrp-e-rw-random.c
@@ -65,7 +65,7 @@ static void *read_thread(void *threadid)
 	while (1) {
 
 		cnt = read(fp, rx_data, 2048);
-//		printf("Packet received, flags = %X, len = %d\n", rx_data->flags, rx_data->len);
+//		printf("Packet received, status = %X, len = %d\n", rx_data->status, rx_data->len);
 //		printf("p->seq_num = %d\n", p->seq_num);
 
 		if (p->seq_num != prev_seq_num + 1)
@@ -102,7 +102,7 @@ static void *write_thread(void *threadid)
 //		p->data[i] = random() >> 16;
 		p->data[i] = i;
 
-	tx_data->flags = 0xdeadbeef;
+	tx_data->status = 0xdeadbeef;
 	tx_data->len = 8 + packet_data_length * 2;
 
 	printf("tx_data->len = %d\n", tx_data->len);
diff --git a/host/apps/omap_debug/usrp-e-timed.c b/host/apps/omap_debug/usrp-e-timed.c
index c71651741..3cb33ce2d 100644
--- a/host/apps/omap_debug/usrp-e-timed.c
+++ b/host/apps/omap_debug/usrp-e-timed.c
@@ -75,7 +75,7 @@ static void *read_thread(void *threadid)
 		}
 #endif
 
-		if (rx_data->flags & RB_OVERRUN)
+		if (rx_data->status & RB_OVERRUN)
 			printf("O");
 
 		bytes_transfered += rx_data->len;
@@ -118,7 +118,7 @@ static void *write_thread(void *threadid)
 //		p->data[i] = random() >> 16;
 		p->data[i] = i;
 
-	tx_data->flags = 0;
+	tx_data->status = 0;
 	tx_data->len = 8 + packet_data_length * 2;
 
 	printf("tx_data->len = %d\n", tx_data->len);
@@ -146,7 +146,7 @@ static void *write_thread(void *threadid)
 		}
 #endif
 
-//		printf("tx flags = %X, len = %d\n", tx_data->flags, tx_data->len);
+//		printf("tx status = %X, len = %d\n", tx_data->status, tx_data->len);
 		p->seq_num = seq_number++;
 		p->checksum = calc_checksum(p);
 		cnt = write(fp, tx_data, 2048);
diff --git a/host/apps/omap_debug/usrp_e.h b/host/apps/omap_debug/usrp_e.h
index fd74e6e9e..b098ad114 100644
--- a/host/apps/omap_debug/usrp_e.h
+++ b/host/apps/omap_debug/usrp_e.h
@@ -28,14 +28,14 @@ struct usrp_e_ctl32 {
 	__u32 buf[10];
 };
 
-// SPI interface
+/* SPI interface */
 
 #define UE_SPI_TXONLY	0
 #define UE_SPI_TXRX	1
 
-// Defines for spi ctrl register
-#define UE_SPI_CTRL_TXNEG	(1<<10)
-#define UE_SPI_CTRL_RXNEG	(1<<9)
+/* Defines for spi ctrl register */
+#define UE_SPI_CTRL_TXNEG	(1 << 10)
+#define UE_SPI_CTRL_RXNEG	(1 << 9)
 
 #define UE_SPI_PUSH_RISE	0
 #define UE_SPI_PUSH_FALL	UE_SPI_CTRL_TXNEG
@@ -65,20 +65,22 @@ struct usrp_e_i2c {
 #define USRP_E_I2C_READ		_IOWR(USRP_E_IOC_MAGIC, 0x25, struct usrp_e_i2c)
 #define USRP_E_I2C_WRITE	_IOW(USRP_E_IOC_MAGIC, 0x26, struct usrp_e_i2c)
 
-// Data transfer frame definition
+/* Data transfer frame definition */
 
 struct usrp_transfer_frame {
-	__u32 flags;
+	__u32 status;
 	__u32 len;
 	__u8  buf[];
 };
 
-// Flag defines
+/* Flag defines */
 #define RB_USER (1 << 0)
 #define RB_KERNEL (1 << 1)
 #define RB_OVERRUN (1 << 2)
+#define RB_DMA_ACTIVE (1 << 3)
 
 struct ring_buffer_entry {
+	unsigned int flags;
 	unsigned long dma_addr;
 	struct usrp_transfer_frame *frame_addr;
 };