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-rw-r--r--core_selector/src/rtl/rng_selector.v84
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diff --git a/core_selector/src/rtl/rng_selector.v b/core_selector/src/rtl/rng_selector.v
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-//======================================================================
-//
-// rng_selector.v
-// -----------------
-// Top level wrapper that creates the Cryptech coretest system.
-// The wrapper contains instances of external interface, coretest
-// and the core to be tested. And if more than one core is
-// present the wrapper also includes address and data muxes.
-//
-//
-// Authors: Joachim Strombergson, Paul Selkirk, Pavel Shatov
-// Copyright (c) 2014-2015, 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.
-//
-//======================================================================
-
-module rng_selector
- (
- input wire sys_clk,
- input wire sys_rst_n,
- input wire sys_ena,
-
- input wire [13: 0] sys_eim_addr,
- input wire sys_eim_wr,
- input wire sys_eim_rd,
- output wire [31 : 0] sys_read_data,
- input wire [31 : 0] sys_write_data,
- output wire sys_error,
-
- input wire noise,
- output wire [7 : 0] debug
- );
-
-
- // This is a pass-through to trng.v, which instantiates and muxes the
- // entropy sources, mixer, and csprng.
-
- trng trng_inst
- (
- .clk(sys_clk),
- .reset_n(sys_rst_n),
-
- .cs(sys_ena & (sys_eim_rd | sys_eim_wr)),
- .we(sys_eim_wr),
-
- .address(sys_eim_addr[11:0]),
- .write_data(sys_write_data),
- .read_data(sys_read_data),
- .error(sys_error),
-
- .avalanche_noise(noise),
- .debug(debug)
- );
-
-endmodule
-
-//======================================================================
-// EOF rng_selector.v
-//======================================================================