From ce8f42a5182a4c365e9ae2703f41efdefa6420c9 Mon Sep 17 00:00:00 2001
From: Paul Selkirk <paul@psgd.org>
Date: Tue, 23 Jun 2015 18:15:27 -0400
Subject: add tools to configure and start an FPGA bitstream

---
 sw/configure-fpga.sh | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 sw/configure-fpga.sh

(limited to 'sw/configure-fpga.sh')

diff --git a/sw/configure-fpga.sh b/sw/configure-fpga.sh
new file mode 100644
index 0000000..7ebfb6b
--- /dev/null
+++ b/sw/configure-fpga.sh
@@ -0,0 +1,13 @@
+#!/bin/sh -
+bitfile="${1-novena_eim.bit}"
+echo "Setting export of reset pin"
+echo 135 > /sys/class/gpio/export
+echo "setting reset pin to out"
+echo out > /sys/class/gpio/gpio135/direction
+echo "flipping reset"                       
+echo 0 > /sys/class/gpio/gpio135/value
+echo 1 > /sys/class/gpio/gpio135/value
+echo "configuring FPGA"               
+dd if=${bitfile} of=/dev/spidev2.0 bs=128
+echo "turning on clock to FPGA"                              
+devmem3 0x020c8160 w 0x00000D2B
-- 
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