--- a/rvinterf/include/localsock.h	Thu Feb 06 00:34:45 2014 +0000
+++ b/rvinterf/include/localsock.h	Thu Feb 06 01:10:13 2014 +0000
@@ -21,6 +21,7 @@
 #define	CLI2RVI_WANT_MUXPROTO		0x01
 #define	CLI2RVI_PKT_TO_TARGET		0x02
 #define	CLI2RVI_RAWBYTES_TO_TARGET	0x03
+#define	CLI2RVI_RESET_PACKET_RX		0x04
 
 /*
  * The first two commands (CLI2RVI_WANT_RVTRACE and CLI2RVI_WANT_MUXPROTO)
@@ -39,6 +40,10 @@
  * packets exchanged between the host and the target, e.g., 0x12 for L1 traces
  * as defined in pktmux.h, for a total message length of 2 bytes.
  *
+ * The CLI2RVI_RESET_PACKET_RX opcode resets the "interests" previously set
+ * with CLI2RVI_WANT_RVTRACE and/or CLI2RVI_WANT_MUXPROTO.  It is a "blanket"
+ * reset; the command message consists of just the opcode.
+ *
  * The last two commands (CLI2RVI_PKT_TO_TARGET and CLI2RVI_RAWBYTES_TO_TARGET)
  * cause data payload to be sent to the target serial port.  Payload following
  * CLI2RVI_PKT_TO_TARGET (must not exceed MAX_PKT_TO_TARGET) is sent with the