Subversion Repositories openrisc_2011-10-31

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////  ORPSoC SystemC Testbench header                             ////

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////  Description                                                 ////

////  ORPSoC Testbench header file                                ////

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////  To Do:                                                      ////

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////  Author(s):                                                  ////

////      - Jeremy Bennett jeremy.bennett@embecosm.com            ////

////      - Julius Baxter jb@orsoc.se                             ////

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//// Copyright (C) 2009 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                     ////

////                                                              ////

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// SystemC declarations that should be visible anywhere. These should be

// consistent with the values used in the Verilog

#ifndef ORPSOC_MAIN__H

#define ORPSOC_MAIN__H

//! The Verilog timescale unit (as SystemC timescale unit)

#define TIMESCALE_UNIT        SC_NS

//! The number of cycles of reset required

#define BENCH_RESET_TIME      10

//! CPU clock Half period in timescale units

#define BENCH_CLK_HALFPERIOD  20

//! System's internal RAM size in byes - found in rtl/verilog/orpsoc_top.v, param for ram_wb module

//! Currently is 32MB (8M words)

#define ORPSOC_SRAM_SIZE (8388608*4)

//! Ratio of JTAG clock period to CPU clock period

#define CLOCK_RATIO  10

//! JTAG clock half period in timescale units

#define JTAG_CLK_HALFPERIOD (CLOCK_RATIO * BENCH_CLK_HALFPERIOD)

//! Start of 2MB Flash memory

#define FLASH_START 0xf0000000

//! End of 2MB Flash memory

#define FLASH_END   0xf01fffff

//! Default port for RSP to listen on

#define DEFAULT_RSP_PORT  51000

//! FIFO size for talking to the RSP connection

#define RSP_FIFO_SIZE  8

//! Maximum size of a RSP packet is used to return the value of all the

//! registers, each of which takes 8 chars. There are a total of 32 GPRs plus

//! PPC, SR and NPC. Plus one byte for end of string marker.

#define RSP_MAX_PKT_SIZE ((32 + 3) * 8 + 1)

#endif  // ORPSOC_MAIN__H