From 707fc1741d544452dd605636b2bcbd61e7b6f514 Mon Sep 17 00:00:00 2001
From: Imran Yusuff <imran.bin.yusuff@cern.ch>
Date: Tue, 13 Dec 2022 15:47:00 +0800
Subject: [PATCH] Add support for Xilinx Spartan-3A(N) FPGA Starter Kit (up to
 bitgen for now)

---
 blinky.core                       | 33 +++++++++++++++++++++++++++++++
 spartan3a_starter_kit/blinky.ucf  |  8 ++++++++
 spartan3a_starter_kit/options.tcl |  1 +
 3 files changed, 42 insertions(+)
 create mode 100644 spartan3a_starter_kit/blinky.ucf
 create mode 100644 spartan3a_starter_kit/options.tcl

diff --git a/blinky.core b/blinky.core
index 0428d0d..3e11d04 100644
--- a/blinky.core
+++ b/blinky.core
@@ -273,6 +273,11 @@ filesets:
      - qmtech_5cefa5f23/blinky_qmtech_5cefa5f23.v : {file_type : verilogSource }
      - qmtech_5cefa5f23/io.qsf : {file_type : QSF}
 
+  spartan3a_starter_kit:
+    files:
+      - spartan3a_starter_kit/blinky.ucf : {file_type : UCF}
+      - spartan3a_starter_kit/options.tcl : {file_type : tclSource}
+
   spartan_edge_accelerator_board:
     files: [spartan_edge_accelerator_board/blinky.xdc : {file_type : xdc}]
 
@@ -1079,6 +1084,34 @@ targets:
         xelab_options: [--timescale, 1ns/1ns]
     toplevel: blinky_tb
 
+  spartan3a_starter_kit:
+    default_tool : ise
+    description : XILINX Spartan-3A FPGA Starter Kit
+    filesets : [rtl, spartan3a_starter_kit]
+    parameters : [clk_freq_hz=50000000]
+    tools:
+      ise:
+        family  : "\"Spartan3A and Spartan3AN\""
+        device  : xc3s700a
+        package : fgg484
+        speed   : -4
+        board_device_index : 1
+    toplevel : blinky
+
+  spartan3an_starter_kit:
+    default_tool : ise
+    description : XILINX Spartan-3AN FPGA Starter Kit
+    filesets : [rtl, spartan3a_starter_kit]
+    parameters : [clk_freq_hz=50000000]
+    tools:
+      ise:
+        family  : "\"Spartan3A and Spartan3AN\""
+        device  : xc3s700an
+        package : fgg484
+        speed   : -4
+        board_device_index : 1
+    toplevel : blinky
+
   spartan_edge_accelerator_board:
     default_tool : vivado
     description : Spartan Edge Accelerator Board
diff --git a/spartan3a_starter_kit/blinky.ucf b/spartan3a_starter_kit/blinky.ucf
new file mode 100644
index 0000000..6c67d3b
--- /dev/null
+++ b/spartan3a_starter_kit/blinky.ucf
@@ -0,0 +1,8 @@
+# UCF Location Constraints for 50 MHz Clock Source
+NET "clk" LOC = "E12" | IOSTANDARD = LVCMOS33 ;
+
+# Define clock period for 50 MHz oscillator
+NET "clk" PERIOD = 20.0ns HIGH 50%;
+
+# UCF Constraints for a discrete LED
+NET "q" LOC = "R20" | IOSTANDARD = LVCMOS33 | SLEW = SLOW | DRIVE = 8 ;
diff --git a/spartan3a_starter_kit/options.tcl b/spartan3a_starter_kit/options.tcl
new file mode 100644
index 0000000..3598dab
--- /dev/null
+++ b/spartan3a_starter_kit/options.tcl
@@ -0,0 +1 @@
+project set "Other XST Command Line Options" "-use_new_parser yes"