From 60e1775b874015a3451e4bde10a8eb30701b1165 Mon Sep 17 00:00:00 2001
From: Julian Blake Kongslie
Date: Tue, 6 Jul 2021 09:44:36 -0700
Subject: Initial commit.

---
 sim/top.sv | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 sim/top.sv

(limited to 'sim/top.sv')

diff --git a/sim/top.sv b/sim/top.sv
new file mode 100644
index 0000000..6773739
--- /dev/null
+++ b/sim/top.sv
@@ -0,0 +1,27 @@
+module top
+    #(  parameter   UIP_BITS    = 15
+    ,   parameter   UROM_BITS   = 8
+    ,   parameter   BUS_BITS    = 16
+    ,   parameter   MEM_BITS    = 8
+    )
+    (   input   bit clk     // verilator public
+    ,   input   bit reset   // verilator public
+    );
+
+bit [UIP_BITS-1:0] uip;
+bit [BUS_BITS-1:0] abus;
+bit [BUS_BITS-1:0] dbus;
+
+alu     #("../out/alu.bin",     UIP_BITS, UROM_BITS, BUS_BITS) alu(clk, reset, uip, abus, dbus);
+control #("../out/control.bin", UIP_BITS, UROM_BITS, BUS_BITS, "../out/consts.0.bin", "../out/consts.1.bin", 'h7ff8) control(clk, reset, uip, abus, dbus);
+decode  #("../out/decode.bin",  UIP_BITS, UROM_BITS, BUS_BITS, 12) decode(clk, reset, uip, abus, dbus);
+memory  #("../out/memory.bin",  UIP_BITS, UROM_BITS, BUS_BITS, "../out/image.hex", MEM_BITS) memory(clk, reset, uip, abus, dbus);
+pc      #("../out/pc.bin",      UIP_BITS, UROM_BITS, BUS_BITS, 0) pc(clk, reset, uip, abus, dbus);
+rf      #("../out/rf.bin",      UIP_BITS, UROM_BITS, BUS_BITS, 3) rf(clk, reset, uip, abus, dbus);
+tmp     #("../out/tmp0.bin",    UIP_BITS, UROM_BITS, BUS_BITS) tmp0(clk, reset, uip, abus, dbus);
+tmp     #("../out/tmp1.bin",    UIP_BITS, UROM_BITS, BUS_BITS) tmp1(clk, reset, uip, abus, dbus);
+uart    #("../out/uart.bin",    UIP_BITS, UROM_BITS, BUS_BITS) uart(clk, reset, uip, abus, dbus);
+
+//always @(negedge clk) $display("pc=%x uip=%x abus=%x dbus=%x tmp0=%x tmp1=%x alu=%x regs=%x:%x:%x:...:%x", pc.addr, uip, abus, dbus, tmp0.x, tmp1.x, alu.x, rf.storage[0], rf.storage[1], rf.storage[2], rf.storage[7]);
+
+endmodule
-- 
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