build tracking PL230 DMA controller in testbench

Cortex-M0/nanosoc/systems/mcu/verilog/tb_nanosoc.v

@@ -510,40 +510,78 @@ ft1248x1_track
 
  // --------------------------------------------------------------------------------
  // Tracking DMA logging support
+ // - Track inputs to on-chip PL230 DMAC and replicate state and outputs in testbench
+ // - log the RTL Inuts/outputs/internal-state of this traccking DMAC
  // --------------------------------------------------------------------------------
 
 `define DMAC_PATH u_nanosoc_chip_pads.u_nanosoc_chip.u_pl230_udma
 
-  dma_log_to_file #(.FILENAME("dma230.log"),.NUM_CHNLS(2),.NUM_CHNL_BITS(1),.TIMESTAMP(1))
-    u_dma_log_to_file (
+  pl230_udma u_track_pl230_udma (
+  // Clock and Reset
     .hclk          (`DMAC_PATH.hclk),
     .hresetn       (`DMAC_PATH.hresetn),
+  // DMA Control
+    .dma_req       (`DMAC_PATH.dma_req),
+    .dma_sreq      (`DMAC_PATH.dma_sreq),
+    .dma_waitonreq (`DMAC_PATH.dma_waitonreq),
+    .dma_stall     (`DMAC_PATH.dma_stall),
+    .dma_active    ( ),
+    .dma_done      ( ),
+    .dma_err       ( ),
   // AHB-Lite Master Interface
     .hready        (`DMAC_PATH.hready),
     .hresp         (`DMAC_PATH.hresp),
     .hrdata        (`DMAC_PATH.hrdata),
-    .htrans        (`DMAC_PATH.htrans),
-    .hwrite        (`DMAC_PATH.hwrite),
-    .haddr         (`DMAC_PATH.haddr),
-    .hsize         (`DMAC_PATH.hsize),
-    .hburst        (`DMAC_PATH.hburst),
-    .hprot         (`DMAC_PATH.hprot),
-    .hwdata        (`DMAC_PATH.hwdata),
-   // APB control interface
+    .htrans        ( ),
+    .hwrite        ( ),
+    .haddr         ( ),
+    .hsize         ( ),
+    .hburst        ( ),
+    .hmastlock     ( ),
+    .hprot         ( ),
+    .hwdata        ( ),
+  // APB Slave Interface
     .pclken        (`DMAC_PATH.pclken),
     .psel          (`DMAC_PATH.psel),
     .pen           (`DMAC_PATH.pen),
     .pwrite        (`DMAC_PATH.pwrite),
     .paddr         (`DMAC_PATH.paddr),
     .pwdata        (`DMAC_PATH.pwdata),
-    .prdata        (`DMAC_PATH.prdata),
+    .prdata        ( )
+  );
+
+`define DMAC_TRACK_PATH u_track_pl230_udma
+
+  dma_log_to_file #(.FILENAME("dma230.log"),.NUM_CHNLS(2),.NUM_CHNL_BITS(1),.TIMESTAMP(1))
+    u_dma_log_to_file (
+    .hclk          (`DMAC_TRACK_PATH.hclk),
+    .hresetn       (`DMAC_TRACK_PATH.hresetn),
+  // AHB-Lite Master Interface
+    .hready        (`DMAC_TRACK_PATH.hready),
+    .hresp         (`DMAC_TRACK_PATH.hresp),
+    .hrdata        (`DMAC_TRACK_PATH.hrdata),
+    .htrans        (`DMAC_TRACK_PATH.htrans),
+    .hwrite        (`DMAC_TRACK_PATH.hwrite),
+    .haddr         (`DMAC_TRACK_PATH.haddr),
+    .hsize         (`DMAC_TRACK_PATH.hsize),
+    .hburst        (`DMAC_TRACK_PATH.hburst),
+    .hprot         (`DMAC_TRACK_PATH.hprot),
+    .hwdata        (`DMAC_TRACK_PATH.hwdata),
+   // APB control interface
+    .pclken        (`DMAC_TRACK_PATH.pclken),
+    .psel          (`DMAC_TRACK_PATH.psel),
+    .pen           (`DMAC_TRACK_PATH.pen),
+    .pwrite        (`DMAC_TRACK_PATH.pwrite),
+    .paddr         (`DMAC_TRACK_PATH.paddr),
+    .pwdata        (`DMAC_TRACK_PATH.pwdata),
+    .prdata        (`DMAC_TRACK_PATH.prdata),
   // DMA Control
-    .dma_req       (`DMAC_PATH.dma_req),
-    .dma_active    (`DMAC_PATH.dma_active),
-    .dma_done      (`DMAC_PATH.dma_done),
-   // DMA state
-    .dma_chnl      (`DMAC_PATH.u_pl230_ahb_ctrl.current_chnl),
-    .dma_ctrl_state(`DMAC_PATH.u_pl230_ahb_ctrl.ctrl_state)
+    .dma_req       (`DMAC_TRACK_PATH.dma_req),
+    .dma_active    (`DMAC_TRACK_PATH.dma_active),
+    .dma_done      (`DMAC_TRACK_PATH.dma_done),
+   // DMA state from tracking RTL model
+    .dma_chnl      (`DMAC_TRACK_PATH.u_pl230_ahb_ctrl.current_chnl),
+    .dma_ctrl_state(`DMAC_TRACK_PATH.u_pl230_ahb_ctrl.ctrl_state)
   );
 
  // --------------------------------------------------------------------------------