hw/ip/aes/rtl/aes.sv

// Copyright lowRISC contributors.
// Licensed under the Apache License, Version 2.0, see LICENSE for details.
// SPDX-License-Identifier: Apache-2.0
//
// AES top-level wrapper

`include "prim_assert.sv"

module aes #(
  parameter bit AES192Enable = 1,    // Can be 0 (disable), or 1 (enable).
  parameter     SBoxImpl     = "lut" // Can be "lut" (LUT-based SBox), or "canright".
) (
  input                     clk_i,
  input                     rst_ni,

  // Bus Interface
  input  tlul_pkg::tl_h2d_t tl_i,
  output tlul_pkg::tl_d2h_t tl_o
);

  import aes_reg_pkg::*;

  aes_reg2hw_t reg2hw;
  aes_hw2reg_t hw2reg;

  aes_reg_top u_reg (
    .clk_i,
    .rst_ni,
    .tl_i,
    .tl_o,
    .reg2hw,
    .hw2reg,
    .devmode_i(1'b1)
  );

  aes_core #(
    .AES192Enable ( AES192Enable ),
    .SBoxImpl     ( SBoxImpl     )
  ) aes_core (
    .clk_i,
    .rst_ni,
    .reg2hw,
    .hw2reg
  );

  // All outputs should have a known value after reset
  `ASSERT_KNOWN(TlODValidKnown, tl_o.d_valid)
  `ASSERT_KNOWN(TlOAReadyKnown, tl_o.a_ready)

endmodule