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[/] [amber/] [trunk/] [hw/] [fpga/] [bin/] [xs6_constraints.ucf] - Rev 78
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# ----------------------------------------------------------------# //# Xilinx FPGA synthesis constraints file //# //# This file is part of the Amber project //# http://www.opencores.org/project,amber //# //# Description //# //# Author(s): //# - Conor Santifort, csantifort.amber@gmail.com //# //#/ ///////////////////////////////////////////////////////////////# //# Copyright (C) 2010 Authors and OPENCORES.ORG //# //# This source file may be used and distributed without //# restriction provided that this copyright statement is not //# removed from the file and that any derivative work contains //# the original copyright notice and the associated disclaimer. //# //# This source file is free software; you can redistribute it //# and/or modify it under the terms of the GNU Lesser General //# Public License as published by the Free Software Foundation; //# either version 2.1 of the License, or (at your option) any //# later version. //# //# This source is distributed in the hope that it will be //# useful, but WITHOUT ANY WARRANTY; without even the implied //# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //# PURPOSE. See the GNU Lesser General Public License for more //# details. //# //# You should have received a copy of the GNU Lesser General //# Public License along with this source; if not, download it //# from http://www.opencores.org/lgpl.shtml //# //# ----------------------------------------------------------------############################################################################# VCC AUX VOLTAGE############################################################################CONFIG VCCAUX=2.5;############################################################################## Clock constraints############################################################################# 200MHz board clock that feeds the PLLNET "u_clocks_resets/brd_clk_ibufg" TNM_NET = "BRD_CLK";TIMESPEC "TS_PLL_CLK" = PERIOD "BRD_CLK" 5.0 ns HIGH 50 %;# 25 MHz Ethernet MII transmit clockNET "mtx_clk_pad_i" TNM_NET = "MTX_CLK";TIMESPEC "TS_MTX_CLK" = PERIOD "MTX_CLK" 40.0 ns HIGH 50 %;# 25 MHz Ethernet MII receive clockNET "mrx_clk_pad_i" TNM_NET = "MRX_CLK";TIMESPEC "TS_MRX_CLK" = PERIOD "MRX_CLK" 40.0 ns HIGH 50 %;# False paths between clocksPIN "u_ddr3/memc3_infrastructure_inst/u_pll_adv.CLKOUT3" TNM = "DDR_CLK";PIN "u_clocks_resets/u_pll_adv.CLKOUT2" TNM = "CLKOUT2";TIMESPEC "TS_false2" = FROM "DDR_CLK" TO "CLKOUT2" TIG;############################################################################# DDR2 requires the MCB to operate in Extended performance mode with higher Vccint# specification to achieve maximum frequency. Therefore, the following CONFIG constraint# follows the corresponding GUI option setting. However, DDR3 can operate at higher# frequencies with any Vcciint value by operating MCB in extended mode. Please do not# remove/edit the below constraint to avoid false errors.############################################################################CONFIG MCB_PERFORMANCE= EXTENDED;################################################################################### Timing Ignore constraints for paths crossing the clock domain##################################################################################NET "u_ddr3/memc?_wrapper_inst/mcb_ui_top_inst/mcb_raw_wrapper_inst/selfrefresh_mcb_mode" TIG;NET "u_ddr3/c?_pll_lock" TIG;INST "u_ddr3/memc?_wrapper_inst/mcb_ui_top_inst/mcb_raw_wrapper_inst/gen_term_calib.mcb_soft_calibration_top_inst/mcb_soft_calibration_inst/DONE_SOFTANDHARD_CAL*" TIG;############################################################################## I/O TERMINATION############################################################################NET "ddr3_dq[*]" IN_TERM = UNTUNED_SPLIT_50;NET "ddr3_dqs_p[*]" IN_TERM = UNTUNED_SPLIT_50;NET "ddr3_dqs_n[*]" IN_TERM = UNTUNED_SPLIT_50;############################################################################# I/O STANDARDS############################################################################NET "ddr3_dq[*]" IOSTANDARD = SSTL15_II;NET "ddr3_addr[*]" IOSTANDARD = SSTL15_II;NET "ddr3_ba[*]" IOSTANDARD = SSTL15_II;NET "ddr3_dqs_p[*]" IOSTANDARD = DIFF_SSTL15_II;NET "ddr3_dqs_n[*]" IOSTANDARD = DIFF_SSTL15_II;NET "ddr3_ck_p" IOSTANDARD = DIFF_SSTL15_II;NET "ddr3_ck_n" IOSTANDARD = DIFF_SSTL15_II;NET "ddr3_cke" IOSTANDARD = SSTL15_II;NET "ddr3_ras_n" IOSTANDARD = SSTL15_II;NET "ddr3_cas_n" IOSTANDARD = SSTL15_II;NET "ddr3_we_n" IOSTANDARD = SSTL15_II;NET "ddr3_odt" IOSTANDARD = SSTL15_II;NET "ddr3_reset_n" IOSTANDARD = SSTL15_II;NET "ddr3_dm[*]" IOSTANDARD = SSTL15_II;NET "mcb3_rzq" IOSTANDARD = SSTL15_II;#NET "mcb3_zio" IOSTANDARD = SSTL15_II;NET "brd_clk_p" IOSTANDARD = LVDS_25;NET "brd_clk_n" IOSTANDARD = LVDS_25;NET "brd_rst" IOSTANDARD = LVCMOS15;NET "mtx_clk_pad_i" IOSTANDARD = LVCMOS25;NET "mtxd_pad_o[*]" IOSTANDARD = LVCMOS25;NET "mtxen_pad_o" IOSTANDARD = LVCMOS25;NET "mtxerr_pad_o" IOSTANDARD = LVCMOS25;NET "mrx_clk_pad_i" IOSTANDARD = LVCMOS25;NET "mrxd_pad_i[*]" IOSTANDARD = LVCMOS25;NET "mrxdv_pad_i" IOSTANDARD = LVCMOS25;NET "mrxerr_pad_i" IOSTANDARD = LVCMOS25;NET "mcoll_pad_i" IOSTANDARD = LVCMOS25;NET "mcrs_pad_i" IOSTANDARD = LVCMOS25;NET "md_pad_io" IOSTANDARD = LVCMOS25;NET "mdc_pad_o" IOSTANDARD = LVCMOS25;NET "phy_reset_n" IOSTANDARD = LVCMOS25;NET "led[*]" IOSTANDARD = LVCMOS25;############################################################################# Pin Location Constraints############################################################################NET "brd_rst" LOC = H8;NET "brd_clk_n" LOC = K22;NET "brd_clk_p" LOC = K21;NET "o_uart0_cts" LOC = F18;NET "i_uart0_rts" LOC = F19;NET "o_uart0_rx" LOC = B21;NET "i_uart0_tx" LOC = H17;NET "led[0]" LOC = D17;NET "led[1]" LOC = AB4;NET "led[2]" LOC = D21;NET "led[3]" LOC = W15;############################################################################# DDR3 Interface pin locations############################################################################NET "ddr3_addr[0]" LOC = "K2" ;NET "ddr3_addr[10]" LOC = "J4" ;NET "ddr3_addr[11]" LOC = "E1" ;NET "ddr3_addr[12]" LOC = "F1" ;NET "ddr3_addr[1]" LOC = "K1" ;NET "ddr3_addr[2]" LOC = "K5" ;NET "ddr3_addr[3]" LOC = "M6" ;NET "ddr3_addr[4]" LOC = "H3" ;NET "ddr3_addr[5]" LOC = "M3" ;NET "ddr3_addr[6]" LOC = "L4" ;NET "ddr3_addr[7]" LOC = "K6" ;NET "ddr3_addr[8]" LOC = "G3" ;NET "ddr3_addr[9]" LOC = "G1" ;NET "ddr3_ba[0]" LOC = "J3" ;NET "ddr3_ba[1]" LOC = "J1" ;NET "ddr3_ba[2]" LOC = "H1" ;NET "ddr3_cas_n" LOC = "M4" ;NET "ddr3_ck_p" LOC = "K4" ;NET "ddr3_ck_n" LOC = "K3" ;NET "ddr3_cke" LOC = "F2" ;NET "ddr3_dm[0]" LOC = "N4" ;NET "ddr3_dq[0]" LOC = "R3" ;NET "ddr3_dq[10]" LOC = "U3" ;NET "ddr3_dq[11]" LOC = "U1" ;NET "ddr3_dq[12]" LOC = "W3" ;NET "ddr3_dq[13]" LOC = "W1" ;NET "ddr3_dq[14]" LOC = "Y2" ;NET "ddr3_dq[15]" LOC = "Y1" ;NET "ddr3_dq[1]" LOC = "R1" ;NET "ddr3_dq[2]" LOC = "P2" ;NET "ddr3_dq[3]" LOC = "P1" ;NET "ddr3_dq[4]" LOC = "L3" ;NET "ddr3_dq[5]" LOC = "L1" ;NET "ddr3_dq[6]" LOC = "M2" ;NET "ddr3_dq[7]" LOC = "M1" ;NET "ddr3_dq[8]" LOC = "T2" ;NET "ddr3_dq[9]" LOC = "T1" ;NET "ddr3_dqs_p[0]" LOC = "N3" ;NET "ddr3_dqs_n[0]" LOC = "N1" ;NET "ddr3_odt" LOC = "L6" ;NET "ddr3_ras_n" LOC = "M5" ;NET "ddr3_reset_n" LOC = "E3" ;NET "ddr3_dm[1]" LOC = "P3" ;NET "ddr3_dqs_p[1]" LOC = "V2" ;NET "ddr3_dqs_n[1]" LOC = "V1" ;NET "ddr3_we_n" LOC = "H2" ;# The following pins are available for used as RZQ or ZIO pins#NET "mcb3_rzq" LOC = "K7" ;#NET "mcb3_zio" LOC = "R7" ;############################################################################# Ethernet MII MAC to PHY interface############################################################################NET "mtx_clk_pad_i" LOC = "L20" ;NET "mtxd_pad_o[0]" LOC = "U10" ;NET "mtxd_pad_o[1]" LOC = "T10" ;NET "mtxd_pad_o[2]" LOC = "AB8" ;NET "mtxd_pad_o[3]" LOC = "AA8" ;NET "mtxen_pad_o" LOC = "T8" ;NET "mtxerr_pad_o" LOC = "U8" ;NET "mrx_clk_pad_i" LOC = "P20" ;NET "mrxd_pad_i[0]" LOC = "P19" ;NET "mrxd_pad_i[1]" LOC = "Y22" ;NET "mrxd_pad_i[2]" LOC = "Y21" ;NET "mrxd_pad_i[3]" LOC = "W22" ;NET "mrxdv_pad_i" LOC = "T22" ;NET "mrxerr_pad_i" LOC = "U20" ;NET "mcoll_pad_i" LOC = "M16" ;NET "mcrs_pad_i" LOC = "N15" ;NET "md_pad_io" LOC = "V20" ;NET "mdc_pad_o" LOC = "R19" ;NET "phy_reset_n" LOC = "J22" ;
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