From f3b18ead59ae02f95dabbf0a1dea40873a816975 Mon Sep 17 00:00:00 2001
From: Alejandro Soto <alejandro@34project.org>
Date: Sun, 21 Jan 2024 06:23:46 -0600
Subject: rtl: refactor filenames and directory hierarchy

---
 rtl/core/core_control_coproc.sv | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 rtl/core/core_control_coproc.sv

(limited to 'rtl/core/core_control_coproc.sv')

diff --git a/rtl/core/core_control_coproc.sv b/rtl/core/core_control_coproc.sv
new file mode 100644
index 0000000..05ac655
--- /dev/null
+++ b/rtl/core/core_control_coproc.sv
@@ -0,0 +1,32 @@
+`include "core/uarch.sv"
+
+module core_control_coproc
+(
+	input  logic         clk,
+	                     rst_n,
+
+	input  insn_decode   dec,
+	input  word          coproc_read,
+
+	input  ctrl_cycle    next_cycle,
+	input  logic         issue,
+
+	output logic         coproc,
+	output word          coproc_wb,
+	output coproc_decode coproc_ctrl
+);
+
+	always_ff @(posedge clk or negedge rst_n)
+		if(!rst_n) begin
+			coproc <= 0;
+			coproc_wb <= 0;
+			coproc_ctrl <= {$bits(coproc_ctrl){1'b0}};
+		end else if(next_cycle.issue && issue) begin
+			coproc <= dec.ctrl.coproc;
+			coproc_ctrl <= dec.coproc;
+		end else if(next_cycle.coproc) begin
+			coproc <= 0;
+			coproc_wb <= coproc_read;
+		end
+
+endmodule
-- 
cgit v1.2.3