rfnoc: lib: introduce ctrl-port interface and BFM

Original-commit: 886cf97ad5d494b20c6fff0a53113f6096d458c7

lib/rfnoc/core/ctrlport_pkg.sv

@@ -14,4 +14,34 @@ package ctrlport_pkg;
 
   `include "ctrlport.vh"
 
+  // typedef for status
+  typedef enum logic [1:0] {
+    STS_OKAY    = CTRL_STS_OKAY,
+    STS_CMDERR  = CTRL_STS_CMDERR,
+    STS_TSERR   = CTRL_STS_TSERR,
+    STS_WARNING = CTRL_STS_WARNING } ctrlport_status_t;
+
+  // Defining signals as defined in Table 18 of RFNoC Specification v.1.0.1.
+  // request related signals
+  typedef struct packed {
+    logic                           wr;
+    logic                           rd;
+    logic [    CTRLPORT_ADDR_W-1:0] addr;
+    logic [  CTRLPORT_PORTID_W-1:0] port_id;
+    logic [CTRLPORT_REM_EPID_W-1:0] remote_epid;
+    logic [  CTRLPORT_PORTID_W-1:0] remote_portid;
+    logic [    CTRLPORT_DATA_W-1:0] data;
+    logic [ CTRLPORT_BYTE_EN_W-1:0] byte_en;
+    logic                           has_time;
+    // signal time - renamed to timestamp to avoid conflict with SystemVerilog keyword time
+    logic [    CTRLPORT_TIME_W-1:0] timestamp;
+  } ctrlport_request_t;
+
+  // response related signals
+  typedef struct packed {
+    logic                       ack;
+    ctrlport_status_t           status;
+    logic [CTRLPORT_DATA_W-1:0] data;
+  } ctrlport_response_t;
+
 endpackage : ctrlport_pkg