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//// orpsoc-params                                                ////

////                                                              ////

//// Top level ORPSoC parameters file                             ////

////                                                              ////

//// Included in toplevel and testbench                           ////

////                                                              ////

//////////////////////////////////////////////////////////////////////

////                                                              ////

//// Copyright (C) 2009, 2010 Authors and OPENCORES.ORG           ////

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//// 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. ////

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//// 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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//////////////////////////////////////////////////////////////////////

///////////////////////////

//                       //

// Peripheral parameters //

//                       //

///////////////////////////

// SPI 0 params

parameter spi0_ss_width = 1;

parameter spi0_wb_adr = 8'hb0;

parameter wbs_d_spi0_data_width = 8;

parameter spi0_wb_adr_width = 3;

// i2c master slave params

// Slave addresses

parameter HV0_SADR  = 8'h44;

parameter HV1_SADR  = 8'h45;

parameter HV2_SADR  = 8'h46;

parameter HV3_SADR  = 8'h47;

// i2c 0 params

parameter i2c_0_wb_adr = 8'ha0;

parameter i2c_0_wb_adr_width = 3;

parameter wbs_d_i2c0_data_width = 8;

// i2c 1 params

parameter i2c_1_wb_adr = 8'ha1;

parameter i2c_1_wb_adr_width = 3;

parameter wbs_d_i2c1_data_width = 8;

// GPIO 0 params

parameter wbs_d_gpio0_data_width = 8;

parameter gpio0_wb_adr_width = 3;

parameter gpio0_io_width = 24;

parameter gpio0_wb_adr = 8'h91;

parameter gpio0_dir_reset_val = 0;

parameter gpio0_o_reset_val = 0;

// UART 0 params

parameter wbs_d_uart0_data_width = 8;

parameter uart0_wb_adr = 8'h90;

parameter uart0_data_width = 8;

parameter uart0_addr_width = 3;

// ROM

parameter wbs_i_rom0_data_width = 32;

parameter wbs_i_rom0_addr_width = 6;

parameter rom0_wb_adr = 4'he;

// CFI flash

parameter wbs_i_flash_data_width = 32;

parameter wbs_i_flash_addr_width = 32;

parameter wbs_d_flash_data_width = 32;

parameter wbs_d_flash_addr_width = 32;

parameter flash_wb_adr = 4'hf;

// MC0 (SDRAM, or other)

parameter wbs_i_mc0_data_width = 32;

parameter wbs_d_mc0_data_width = 32;

// ETH0 defines

parameter eth0_wb_adr = 8'h92;

parameter wbs_d_eth0_data_width = 32;

parameter wbs_d_eth0_addr_width = 12;

parameter wbm_eth0_data_width = 32;

parameter wbm_eth0_addr_width = 32;

// Memory sizing for synthesis (small)

//parameter internal_sram_mem_span = 32'h0200_0000; /* 32MB */

//parameter internal_sram_adr_width_for_span = 25;   

//parameter internal_sram_mem_span = 32'h0080_0000; /* 8MB */

//parameter internal_sram_adr_width_for_span = 23;   

parameter internal_sram_mem_span = 32'h0001_0000; /* 64KB */

parameter internal_sram_adr_width_for_span = 17;

//////////////////////////////////////////////////////

//                                                  //

// Wishbone bus parameters                          //

//                                                  //

//////////////////////////////////////////////////////

////////////////////////

//                    //

// Arbiter parameters //

//                    // 

////////////////////////

parameter wb_dw = 32; // Default Wishbone full word width

parameter wb_aw = 32; // Default Wishbone full address width

///////////////////////////

//                       //

// Instruction bus       //

//                       //

///////////////////////////

parameter ibus_arb_addr_match_width = 4;

// Slave addresses

parameter ibus_arb_slave0_adr = rom0_wb_adr; // ROM

parameter ibus_arb_slave1_adr = 4'h0; // Main memory (SDRAM/FPGA SRAM)

parameter ibus_arb_slave2_adr = flash_wb_adr; // Flash

///////////////////////////

//                       //

// Data bus              //

//                       //

///////////////////////////

// Has auto foward to last slave when no address hits

parameter dbus_arb_wb_addr_match_width = 8;

parameter dbus_arb_wb_num_slaves = 5;

// Slave addresses

parameter dbus_arb_slave0_adr = 4'h0; // Main memory (SDRAM/FPGA SRAM)

parameter dbus_arb_slave1_adr = eth0_wb_adr; // Ethernet 0

parameter dbus_arb_slave2_adr = flash_wb_adr; // Flash

///////////////////////////////

//                           //

// Byte-wide peripheral bus  //

//                           //

///////////////////////////////

parameter bbus_arb_wb_addr_match_width = 8;

parameter bbus_arb_wb_num_slaves = 5; // Update this when changing slaves!

// Slave addresses

parameter bbus_arb_slave0_adr  = uart0_wb_adr;

parameter bbus_arb_slave1_adr  = gpio0_wb_adr;

parameter bbus_arb_slave2_adr  = i2c_0_wb_adr;

parameter bbus_arb_slave3_adr  = i2c_1_wb_adr;

parameter bbus_arb_slave4_adr  = spi0_wb_adr;

parameter bbus_arb_slave5_adr = 0 /* UNASSIGNED */;

parameter bbus_arb_slave6_adr = 0 /* UNASSIGNED */;

parameter bbus_arb_slave7_adr = 0 /* UNASSIGNED */;

parameter bbus_arb_slave8_adr = 0 /* UNASSIGNED */;

parameter bbus_arb_slave9_adr = 0 /* UNASSIGNED */;

parameter bbus_arb_slave10_adr = 0 /* UNASSIGNED */;

parameter bbus_arb_slave11_adr = 0 /* UNASSIGNED */;

parameter bbus_arb_slave12_adr = 0 /* UNASSIGNED */;

parameter bbus_arb_slave13_adr = 0 /* UNASSIGNED */;

parameter bbus_arb_slave14_adr = 0 /* UNASSIGNED */;

parameter bbus_arb_slave15_adr = 0 /* UNASSIGNED */;

parameter bbus_arb_slave16_adr = 0 /* UNASSIGNED */;