[Cryptech-Commits] [core/platform/novena] 07/07: new constraint file for building for EIM with a dev-bridge board in place

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paul at psgd.org pushed a commit to branch master
in repository core/platform/novena.

commit b07ab1c2ff5e8f79d994455ccb68d7afccc53b26
Author: Paul Selkirk <paul at psgd.org>
Date:   Mon Nov 16 14:21:10 2015 -0500

    new constraint file for building for EIM with a dev-bridge board in place
---
 eim/ucf/novena_eim-dev_bridge_board.ucf | 147 ++++++++++++++++++++++++++++++++
 1 file changed, 147 insertions(+)

diff --git a/eim/ucf/novena_eim-dev_bridge_board.ucf b/eim/ucf/novena_eim-dev_bridge_board.ucf
new file mode 100644
index 0000000..1808703
--- /dev/null
+++ b/eim/ucf/novena_eim-dev_bridge_board.ucf
@@ -0,0 +1,147 @@
+#======================================================================
+#
+# novena_eim.ucf
+# -------------------
+# Constraint file for implementing the Cryptech Novena base
+# for the Xilinx Spartan6 LX45 on the Novena.
+#
+#
+# Author: Pavel Shatov
+# Copyright (c) 2014, NORDUnet A/S All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# - Redistributions of source code must retain the above copyright
+#   notice, this list of conditions and the following disclaimer.
+#
+# - Redistributions in binary form must reproduce the above copyright
+#   notice, this list of conditions and the following disclaimer in the
+#   documentation and/or other materials provided with the distribution.
+#
+# - Neither the name of the NORDUnet nor the names of its contributors may
+#   be used to endorse or promote products derived from this software
+#   without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+# IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+# PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+# TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+#======================================================================
+
+#
+# The dev-bridge board uses a different pin of the Novena high-speed
+# expansion connector to sample the avalanche noise source.
+# And Xilinx does not provide an ifdef mechanism for UCF files.
+#
+
+#-------------------------------------------------------------------------------
+CONFIG  VCCAUX = 3.3;
+#-------------------------------------------------------------------------------
+
+
+#--------------------------------------------------------------------------------
+# GCLK Timing
+#--------------------------------------------------------------------------------
+NET  "gclk_p_pin" TNM_NET = TNM_gclk;
+TIMESPEC  TS_gclk = PERIOD TNM_gclk 20 ns HIGH 50%;
+
+
+#-------------------------------------------------------------------------------
+# BCLK Timing
+#-------------------------------------------------------------------------------
+NET  "eim_bclk" TNM_NET = TNM_bclk;
+TIMESPEC  TS_bclk = PERIOD TNM_bclk 30 ns HIGH 50%;
+
+
+#-------------------------------------------------------------------------------
+# FPGA Pinout
+#-------------------------------------------------------------------------------
+NET  "led_pin"         LOC = "A16" | IOSTANDARD = "LVCMOS33" | SLEW = "SLOW" | DRIVE = 12;
+NET  "apoptosis_pin"   LOC = "K1"  | IOSTANDARD = "LVCMOS33" | SLEW = "SLOW" | DRIVE = 12;
+NET  "reset_mcu_b_pin" LOC = "F1"  | IOSTANDARD = "LVCMOS33" | PULLUP;
+
+NET  "gclk_p_pin"      LOC = "H2"  | IOSTANDARD = "LVDS_33"  | DIFF_TERM = "TRUE";
+NET  "gclk_n_pin"      LOC = "H1"  | IOSTANDARD = "LVDS_33"  | DIFF_TERM = "TRUE";
+
+NET  "eim_bclk"        LOC = "C9"  | IOSTANDARD = "LVCMOS33";
+NET  "eim_cs0_n"       LOC = "B11" | IOSTANDARD = "LVCMOS33";
+
+NET  "eim_da<0>"       LOC = "G9"  | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+NET  "eim_da<1>"       LOC = "A10" | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+NET  "eim_da<2>"       LOC = "F9"  | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+NET  "eim_da<3>"       LOC = "B9"  | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+NET  "eim_da<4>"       LOC = "E13" | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+NET  "eim_da<5>"       LOC = "F13" | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+NET  "eim_da<6>"       LOC = "A9"  | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+NET  "eim_da<7>"       LOC = "A8"  | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+NET  "eim_da<8>"       LOC = "B8"  | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+NET  "eim_da<9>"       LOC = "D8"  | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+NET  "eim_da<10>"      LOC = "D11" | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+NET  "eim_da<11>"      LOC = "C8"  | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+NET  "eim_da<12>"      LOC = "C7"  | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+NET  "eim_da<13>"      LOC = "C11" | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+NET  "eim_da<14>"      LOC = "C4"  | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+NET  "eim_da<15>"      LOC = "B6"  | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+
+NET  "eim_a<16>"       LOC = "A11" | IOSTANDARD = "LVCMOS33";
+NET  "eim_a<17>"       LOC = "B12" | IOSTANDARD = "LVCMOS33";
+NET  "eim_a<18>"       LOC = "D14" | IOSTANDARD = "LVCMOS33";
+
+NET  "eim_lba_n"       LOC = "B14" | IOSTANDARD = "LVCMOS33";
+NET  "eim_wr_n"        LOC = "C14" | IOSTANDARD = "LVCMOS33";
+NET  "eim_oe_n"        LOC = "C10" | IOSTANDARD = "LVCMOS33";
+NET  "eim_wait_n"      LOC = "A7"  | IOSTANDARD = "LVCMOS33" | SLEW = "FAST" | DRIVE = 12;
+
+# Pins to the header where the noise sources on the
+# Cryptech dev-bridge board are connected.
+NET  "ct_noise"        LOC = "H7"  | IOSTANDARD = "LVCMOS33" ;
+
+#-------------------------------------------------------------------------------
+# EIM Input Timing
+#-------------------------------------------------------------------------------
+NET  "eim_cs0_n" TNM = "TNM_EIM_IN";
+NET  "eim_da<*>" TNM = "TNM_EIM_IN";
+NET  "eim_lba_n" TNM = "TNM_EIM_IN";
+NET  "eim_wr_n"  TNM = "TNM_EIM_IN";
+NET  "eim_oe_n"  TNM = "TNM_EIM_IN";
+
+TIMEGRP  "TNM_EIM_IN" OFFSET = IN 9.75 ns VALID 16.0 ns BEFORE "eim_bclk" RISING;
+
+
+#-------------------------------------------------------------------------------
+# EIM Output Timing
+#-------------------------------------------------------------------------------
+NET  "eim_da<*>"  TNM = "TNM_EIM_OUT";
+NET  "eim_wait_n" TNM = "TNM_EIM_OUT";
+
+TIMEGRP  "TNM_EIM_OUT" OFFSET = OUT 13.0 ns AFTER "eim_bclk" FALLING;
+
+
+#-------------------------------------------------------------------------------
+# CDC Paths
+#-------------------------------------------------------------------------------
+INST  "eim/eim/eim_cdc/cdc_eim_sys/src_ff"     TNM = "TNM_from_bclk";
+INST  "eim/eim/eim_cdc/cdc_eim_sys/src_latch*" TNM = "TNM_from_bclk";
+INST  "eim/eim/eim_cdc/cdc_eim_sys/ff_sync*"   TNM = "TNM_to_sys_clk";
+INST  "eim/eim/eim_cdc/cdc_eim_sys/dst_latch*" TNM = "TNM_to_sys_clk";
+
+INST  "eim/eim/eim_cdc/cdc_sys_eim/src_ff"     TNM = "TNM_from_sys_clk";
+INST  "eim/eim/eim_cdc/cdc_sys_eim/src_latch*" TNM = "TNM_from_sys_clk";
+INST  "eim/eim/eim_cdc/cdc_sys_eim/ff_sync*"   TNM = "TNM_to_bclk";
+INST  "eim/eim/eim_cdc/cdc_sys_eim/dst_latch*" TNM = "TNM_to_bclk";
+
+TIMESPEC  "TS_bclk_2_sys_clk" = FROM "TNM_from_bclk"    TO "TNM_to_sys_clk" TIG;
+TIMESPEC  "TS_sys_clk_2_bclk" = FROM "TNM_from_sys_clk" TO "TNM_to_bclk"    TIG;
+
+#======================================================================
+# EOF novena_eim.ucf
+#======================================================================
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