1 files changed, 0 insertions, 125 deletions
diff --git a/rtl/gfx/gfx_cmd.sv b/rtl/gfx/gfx_cmd.sv
deleted file mode 100644
index 29b6e21..0000000
--- a/rtl/gfx/gfx_cmd.sv
+++ /dev/null
@@ -1,125 +0,0 @@
-`include "gfx/gfx_defs.sv"
-
-module gfx_cmd
-(
-	input  logic    clk,
-	                rst_n,
-
-	input  cmd_addr cmd_address,
-	input  logic    cmd_read,
-	                cmd_write,
-	input  cmd_word cmd_writedata,
-	output cmd_word cmd_readdata,
-
-	input  logic    vsync,
-
-	output logic    swap_buffers,
-	                enable_clear,
-	                start_clear,
-	output rgb24    clear_color,
-
-	output logic    program_start,
-	output cmd_word program_header_base,
-	                program_header_size,
-
-	output cmd_word fb_base_a,
-	                fb_base_b
-);
-
-	rgb24 next_clear_color;
-	logic do_start_clear, next_start_clear, next_enable_clear, next_swap_buffers;
-
-	struct packed
-	{
-		logic[4:0] mbz;
-		logic      start_frame,
-		           enable_clear,
-		           swap_buffers;
-		rgb24      clear_color;
-	} readdata_scan, writedata_scan;
-
-	assign cmd_readdata = readdata_scan;
-
-	assign writedata_scan = cmd_writedata;
-	assign readdata_scan.mbz = 0;
-	assign readdata_scan.clear_color = clear_color;
-	assign readdata_scan.enable_clear = enable_clear;
-	assign readdata_scan.swap_buffers = swap_buffers;
-
-	assign do_start_clear = writedata_scan.start_frame && writedata_scan.enable_clear;
-
-	always_ff @(posedge clk or negedge rst_n)
-		if (!rst_n) begin
-			start_clear <= 0;
-			enable_clear <= 0;
-			swap_buffers <= 0;
-
-			next_start_clear <= 0;
-			next_enable_clear <= 0;
-			next_swap_buffers <= 0;
-
-			program_start <= 0;
-
-			fb_base_a <= 0;
-			fb_base_b <= 0;
-		end else begin
-			start_clear <= 0;
-			program_start <= 0;
-
-			if (vsync) begin
-				start_clear <= next_start_clear;
-				enable_clear <= next_enable_clear;
-				swap_buffers <= next_swap_buffers;
-
-				next_start_clear <= 0;
-			end
-
-			if (cmd_write)
-				unique case (cmd_address[2:0])
-					`GFX_CMD_REG_ID: ;
-
-					`GFX_CMD_REG_SCAN: begin
-						next_enable_clear <= writedata_scan.enable_clear;
-						next_swap_buffers <= writedata_scan.swap_buffers;
-
-						if (!next_start_clear)
-							next_start_clear <= do_start_clear;
-					end
-
-					`GFX_CMD_REG_HEADER_BASE: ;
-
-					`GFX_CMD_REG_HEADER_SIZE:
-						program_start <= 1;
-
-					`GFX_CMD_REG_FB_BASE_A:
-						fb_base_a <= cmd_writedata;
-	
-					`GFX_CMD_REG_FB_BASE_B:
-						fb_base_b <= cmd_writedata;
-
-					default: ;
-				endcase
-		end
-
-	always_ff @(posedge clk) begin
-		if (vsync)
-			clear_color <= next_clear_color;
-
-		if (cmd_write)
-			unique case (cmd_address[2:0])
-				`GFX_CMD_REG_ID: ;
-
-				`GFX_CMD_REG_SCAN:
-					next_clear_color <= writedata_scan.clear_color;
-
-				`GFX_CMD_REG_HEADER_BASE:
-					program_header_base <= cmd_writedata;
-
-				`GFX_CMD_REG_HEADER_SIZE:
-					program_header_size <= cmd_writedata;
-
-				default: ;
-			endcase
-	end
-
-endmodule