rtl: refactor filenames and directory hierarchy

1 files changed, 0 insertions, 181 deletions

diff --git a/rtl/perf/link.sv b/rtl/perf/link.sv
deleted file mode 100644
index 323af45..0000000
--- a/rtl/perf/link.sv
+++ /dev/null
@@ -1,181 +0,0 @@
-`include "cache/defs.sv"
-
-module perf_link
-(
-	input  logic      clk,
-	                  rst_n,
-
-	input  logic      in_left_valid,
-	input  ring_req   in_left,
-	output logic      in_left_ready,
-
-	input  logic      in_right_valid,
-	input  ring_req   in_right,
-	input  logic      in_right_ready,
-
-	input  logic      out_left_ready,
-	output ring_req   out_left,
-	output logic      out_left_valid,
-
-	input  line_ptr   local_address,
-	input  logic      local_read,
-	                  local_write,
-	input  line       local_writedata,
-	input  line_be    local_byteenable,
-	output logic      local_waitrequest,
-	output line       local_readdata,
-
-	input  logic      mem_waitrequest,
-	input  line       mem_readdata,
-	output word       mem_address,
-	output logic      mem_read,
-	                  mem_write,
-	output line       mem_writedata,
-	output line_be    mem_byteenable,
-
-	input  logic      clear,
-	input  logic[3:0] address,
-	output word       readdata
-);
-
-	logic snoop_left_ready, snoop_left_valid, snoop_right_ready, snoop_right_valid,
-	      snoop_read, snoop_write, snoop_waitrequest, cached;
-
-	addr_bits snoop_addr_bits;
-	perf_sample snoop_left, snoop_right;
-
-	word reads, writes, ring_reads, ring_invals, ring_read_invals, ring_replies, ring_forwards,
-	     io_reads, io_writes, snoop_address;
-
-	hword mem_cycles, mem_cycles_hold, ring_cycles, min_ring_cycles, max_ring_cycles,
-	      min_read_cycles, max_read_cycles, min_write_cycles, max_write_cycles;
-
-	perf_snoop snoop
-	(
-		.*
-	);
-
-	assign cached = snoop_addr_bits.io == `IO_CACHED;
-	assign mem_cycles = mem_cycles_hold + 1;
-	assign snoop_addr_bits = snoop_address;
-
-	always_comb
-		if (!address[3]) unique case (address[2:0])
-			3'b000: readdata = reads;
-			3'b001: readdata = writes;
-			3'b010: readdata = {max_read_cycles, min_read_cycles};
-			3'b011: readdata = {max_write_cycles, min_write_cycles};
-			3'b100: readdata = ring_reads;
-			3'b101: readdata = ring_invals;
-			3'b110: readdata = ring_read_invals;
-			3'b111: readdata = ring_replies;
-		endcase else unique case (address[1:0])
-			2'b00:  readdata = ring_forwards;
-			2'b01:  readdata = {max_ring_cycles, min_ring_cycles};
-			2'b10:  readdata = io_reads;
-			2'b11:  readdata = io_writes;
-		endcase
-
-	always @(posedge clk or negedge rst_n)
-		if (!rst_n) begin
-			reads <= 0;
-			writes <= 0;
-			io_reads <= 0;
-			io_writes <= 0;
-
-			min_ring_cycles <= 0;
-			max_ring_cycles <= 0;
-			min_read_cycles <= 0;
-			max_read_cycles <= 0;
-			min_write_cycles <= 0;
-			max_write_cycles <= 0;
-
-			ring_reads <= 0;
-			ring_invals <= 0;
-			ring_replies <= 0;
-			ring_forwards <= 0;
-			ring_read_invals <= 0;
-
-			mem_cycles_hold <= 0;
-		end else begin
-			ring_cycles <= ring_cycles + 1;
-
-			if (mem_read || mem_write)
-				mem_cycles_hold <= mem_cycles;
-
-			if ((mem_read || mem_write) && !mem_waitrequest) begin
-				mem_cycles_hold <= 0;
-
-				if (!cached) begin
-					if (mem_write)
-						io_writes <= io_writes + 1;
-					else
-						io_reads <= io_reads + 1;
-				end else if (mem_write) begin
-					writes <= writes + 1;
-
-					if (min_write_cycles == 0 || mem_cycles_hold < min_write_cycles)
-						min_write_cycles <= mem_cycles;
-
-					if (mem_cycles_hold >= max_write_cycles)
-						max_write_cycles <= mem_cycles;
-				end else begin
-					reads <= reads + 1;
-
-					if (min_read_cycles == 0 || mem_cycles_hold < min_read_cycles)
-						min_read_cycles <= mem_cycles;
-
-					if (mem_cycles_hold >= max_read_cycles)
-						max_read_cycles <= mem_cycles;
-				end
-			end
-
-			if (snoop_left_valid && snoop_left_ready && snoop_left.ttl == `TTL_END) begin
-				if (snoop_left.reply)
-					ring_replies <= ring_replies + 1;
-
-				if (min_ring_cycles == 0 || ring_cycles < min_ring_cycles)
-					min_ring_cycles <= ring_cycles;
-
-				if (ring_cycles > max_ring_cycles)
-					max_ring_cycles <= ring_cycles;
-			end
-
-			if (snoop_right_valid && snoop_right_ready) begin
-				if (snoop_right.ttl == `TTL_MAX) begin
-					ring_cycles <= 1;
-
-					if (snoop_right.read && !snoop_right.inval)
-						ring_reads <= ring_reads + 1;
-
-					if (!snoop_right.read && snoop_right.inval)
-						ring_invals <= ring_invals + 1;
-
-					if (snoop_right.read && snoop_right.inval)
-						ring_read_invals <= ring_read_invals + 1;
-				end else
-					ring_forwards <= ring_forwards + 1;
-			end
-
-			if (clear) begin
-				reads <= 0;
-				writes <= 0;
-				io_reads <= 0;
-				io_writes <= 0;
-
-				min_ring_cycles <= 0;
-				max_ring_cycles <= 0;
-				min_read_cycles <= 0;
-				max_read_cycles <= 0;
-				min_write_cycles <= 0;
-				max_write_cycles <= 0;
-
-				ring_reads <= 0;
-				ring_invals <= 0;
-				ring_replies <= 0;
-				ring_forwards <= 0;
-				ring_read_invals <= 0;
-			end
-		end
-
-endmodule