Added capability to custom-initialize dynamic parameter registers upon design configuration.

finn-rtllib/fmpadding/hdl/fmpadding.sv

@@ -38,6 +38,14 @@ module fmpadding #(
 	int unsigned  NUM_CHANNELS,
 	int unsigned  SIMD,
 	int unsigned  ELEM_BITS,
+
+	int unsigned  INIT_XON,
+	int unsigned  INIT_XOFF,
+	int unsigned  INIT_XEND,
+	int unsigned  INIT_YON,
+	int unsigned  INIT_YOFF,
+	int unsigned  INIT_YEND,
+
 	localparam int unsigned  STREAM_BITS = 8*(1 + (SIMD*ELEM_BITS-1)/8)
 )(
 	//- Global Control ------------------
@@ -66,14 +74,15 @@ module fmpadding #(
 	//-----------------------------------------------------------------------
 	// Dynamically configurable state
 	typedef logic [XCOUNTER_BITS-1:0]  xcount_t;
-	xcount_t  XEnd = 0;
-	xcount_t  XOn  = 0;
-	xcount_t  XOff = 0;
+	xcount_t  XEnd = INIT_XEND;
+	xcount_t  XOn  = INIT_XON;
+	xcount_t  XOff = INIT_XOFF;
 
 	typedef logic [YCOUNTER_BITS-1:0]  ycount_t;
-	ycount_t  YEnd = 0;
-	ycount_t  YOn  = 0;
-	ycount_t  YOff = 0;
+	ycount_t  YEnd = INIT_YEND;
+	ycount_t  YOn  = INIT_YON;
+	ycount_t  YOff = INIT_YOFF;
+
 	always_ff @(posedge clk) begin
 		if(we) begin
 			unique case(wa)

finn-rtllib/fmpadding/hdl/fmpadding_axi.sv

@@ -38,6 +38,14 @@ module fmpadding_axi #(
 	int unsigned  NUM_CHANNELS,
 	int unsigned  SIMD,
 	int unsigned  ELEM_BITS,
+
+	int unsigned  INIT_XON,
+	int unsigned  INIT_XOFF,
+	int unsigned  INIT_XEND,
+	int unsigned  INIT_YON,
+	int unsigned  INIT_YOFF,
+	int unsigned  INIT_YEND,
+
 	localparam int unsigned  STREAM_BITS = 8*(1 + (SIMD*ELEM_BITS-1)/8)
 )(
 	//- Global Control ------------------
@@ -101,6 +109,8 @@ module fmpadding_axi #(
 	fmpadding #(
 		.XCOUNTER_BITS(XCOUNTER_BITS), .YCOUNTER_BITS(YCOUNTER_BITS),
 		.NUM_CHANNELS(NUM_CHANNELS), .SIMD(SIMD),
+		.INIT_XON(INIT_XON), .INIT_XOFF(INIT_XOFF), .INIT_XEND(INIT_XEND),
+		.INIT_YON(INIT_YON), .INIT_YOFF(INIT_YOFF), .INIT_YEND(INIT_YEND),
 		.ELEM_BITS(ELEM_BITS)
 	) padding (
 		.ap_clk, .ap_rst_n,

finn-rtllib/fmpadding/hdl/fmpadding_axi_tb.sv

@@ -39,6 +39,8 @@ module fmpadding_axi_tb #(
 		.YCOUNTER_BITS(YCOUNTER_BITS),
 		.NUM_CHANNELS(NUM_CHANNELS),
 		.SIMD(SIMD),
+		.INIT_XON(0), .INIT_XOFF(0), .INIT_XEND(0),
+		.INIT_YON(0), .INIT_YOFF(0), .INIT_YEND(0),
 		.ELEM_BITS(ELEM_BITS)
 	) dut (
 		.ap_clk(clk), .ap_rst_n(!rst),