1 files changed, 3 insertions, 1 deletions
diff --git a/host/lib/usrp/usrp2/fw_common.h b/host/lib/usrp/usrp2/fw_common.h
index c168614ee..019f3b931 100644
--- a/host/lib/usrp/usrp2/fw_common.h
+++ b/host/lib/usrp/usrp2/fw_common.h
@@ -129,7 +129,8 @@ typedef struct{
         struct {
             _SINS_ uint8_t now; //stream now?
             _SINS_ uint8_t continuous; //auto-reload commmands?
-            _SINS_ uint8_t _pad[2];
+            _SINS_ uint8_t chain;
+            _SINS_ uint8_t _pad[1];
             _SINS_ uint32_t secs;
             _SINS_ uint32_t ticks;
             _SINS_ uint32_t num_samps;
@@ -137,6 +138,7 @@ typedef struct{
         struct {
             _SINS_ uint32_t addr;
             _SINS_ uint32_t data;
+            _SINS_ uint8_t num_bytes; //1, 2, 4
         } poke_args;
     } data;
 } usrp2_ctrl_data_t;