rtl/gfx: implement SP register files

1 files changed, 39 insertions, 0 deletions

diff --git a/rtl/gfx/gfx_sp_regs.sv b/rtl/gfx/gfx_sp_regs.sv
new file mode 100644
index 0000000..68aaf06
--- /dev/null
+++ b/rtl/gfx/gfx_sp_regs.sv
@@ -0,0 +1,39 @@
+`include "gfx/gfx_defs.sv"
+
+module gfx_sp_regs
+(
+	input  logic    clk,
+
+	input  vreg_num rd_a_reg,
+	output mat4     rd_a_data,
+
+	input  vreg_num rd_b_reg,
+	output mat4     rd_b_data,
+
+	input  logic    wr,
+	input  vreg_num wr_reg,
+	input  mat4     wr_data
+);
+
+	genvar i;
+	generate
+		for (i = 0; i < `GFX_SP_LANES; ++i) begin: lanes
+			gfx_sp_file a
+			(
+				.rd_reg(rd_a_reg),
+				.rd_data(rd_a_data[i]),
+				.wr_data(wr_data[i]),
+				.*
+			);
+
+			gfx_sp_file b
+			(
+				.rd_reg(rd_b_reg),
+				.rd_data(rd_b_data[i]),
+				.wr_data(wr_data[i]),
+				.*
+			);
+		end
+	endgenerate
+
+endmodule