fpga/avalon-dma
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
9d67bb6b01
avalon-dma/design/dma_verilog/wb_dma_top.v

1123 lines
32 KiB
Coq
Raw Normal View History

init commit
2018-03-06 15:11:37 +01:00
/////////////////////////////////////////////////////////////////////
//// ////
//// WISHBONE DMA Top Level ////
//// ////
//// ////
//// Author: Rudolf Usselmann ////
//// rudi@asics.ws ////
//// ////
//// ////
//// Downloaded from: http://www.opencores.org/cores/wb_dma/ ////
//// ////
/////////////////////////////////////////////////////////////////////
//// ////
//// Copyright (C) 2000-2002 Rudolf Usselmann ////
//// www.asics.ws ////
//// rudi@asics.ws ////
//// ////
//// 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 SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY ////
//// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED ////
//// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS ////
//// FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL THE AUTHOR ////
//// 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. ////
//// ////
/////////////////////////////////////////////////////////////////////
// CVS Log
//
// $Id: wb_dma_top.v,v 1.5 2002-02-01 01:54:45 rudi Exp $
//
// $Date: 2002-02-01 01:54:45 $
// $Revision: 1.5 $
// $Author: rudi $
// $Locker: $
// $State: Exp $
//
// Change History:
// $Log: not supported by cvs2svn $
// Revision 1.4 2001/10/19 04:35:04 rudi
//
// - Made the core parameterized
//
// Revision 1.3 2001/09/07 15:34:38 rudi
//
// Changed reset to active high.
//
// Revision 1.2 2001/08/15 05:40:30 rudi
//
// - Changed IO names to be more clear.
// - Uniquifyed define names to be core specific.
// - Added Section 3.10, describing DMA restart.
//
// Revision 1.1 2001/07/29 08:57:02 rudi
//
//
// 1) Changed Directory Structure
// 2) Added restart signal (REST)
//
// Revision 1.3 2001/06/13 02:26:50 rudi
//
//
// Small changes after running lint.
//
// Revision 1.2 2001/06/05 10:22:37 rudi
//
//
// - Added Support of up to 31 channels
// - Added support for 2,4 and 8 priority levels
// - Now can have up to 31 channels
// - Added many configuration items
// - Changed reset to async
//
// Revision 1.1.1.1 2001/03/19 13:10:23 rudi
// Initial Release
//
//
//
`include "wb_dma_defines.v"
module wb_dma_top(clk_i, rst_i,
wb0s_data_i, wb0s_data_o, wb0_addr_i, wb0_sel_i, wb0_we_i, wb0_cyc_i,
wb0_stb_i, wb0_ack_o, wb0_err_o, wb0_rty_o,
wb0m_data_i, wb0m_data_o, wb0_addr_o, wb0_sel_o, wb0_we_o, wb0_cyc_o,
wb0_stb_o, wb0_ack_i, wb0_err_i, wb0_rty_i,
wb1s_data_i, wb1s_data_o, wb1_addr_i, wb1_sel_i, wb1_we_i, wb1_cyc_i,
wb1_stb_i, wb1_ack_o, wb1_err_o, wb1_rty_o,
wb1m_data_i, wb1m_data_o, wb1_addr_o, wb1_sel_o, wb1_we_o, wb1_cyc_o,
wb1_stb_o, wb1_ack_i, wb1_err_i, wb1_rty_i,
dma_req_i, dma_ack_o, dma_nd_i, dma_rest_i,
inta_o, intb_o
);
////////////////////////////////////////////////////////////////////
//
// Module Parameters
//
// chXX_conf = { CBUF, ED, ARS, EN }
parameter rf_addr = 0;
parameter [1:0] pri_sel = 2'h0;
parameter ch_count = 1;
parameter [3:0] ch0_conf = 4'h1;
parameter [3:0] ch1_conf = 4'h0;
parameter [3:0] ch2_conf = 4'h0;
parameter [3:0] ch3_conf = 4'h0;
parameter [3:0] ch4_conf = 4'h0;
parameter [3:0] ch5_conf = 4'h0;
parameter [3:0] ch6_conf = 4'h0;
parameter [3:0] ch7_conf = 4'h0;
parameter [3:0] ch8_conf = 4'h0;
parameter [3:0] ch9_conf = 4'h0;
parameter [3:0] ch10_conf = 4'h0;
parameter [3:0] ch11_conf = 4'h0;
parameter [3:0] ch12_conf = 4'h0;
parameter [3:0] ch13_conf = 4'h0;
parameter [3:0] ch14_conf = 4'h0;
parameter [3:0] ch15_conf = 4'h0;
parameter [3:0] ch16_conf = 4'h0;
parameter [3:0] ch17_conf = 4'h0;
parameter [3:0] ch18_conf = 4'h0;
parameter [3:0] ch19_conf = 4'h0;
parameter [3:0] ch20_conf = 4'h0;
parameter [3:0] ch21_conf = 4'h0;
parameter [3:0] ch22_conf = 4'h0;
parameter [3:0] ch23_conf = 4'h0;
parameter [3:0] ch24_conf = 4'h0;
parameter [3:0] ch25_conf = 4'h0;
parameter [3:0] ch26_conf = 4'h0;
parameter [3:0] ch27_conf = 4'h0;
parameter [3:0] ch28_conf = 4'h0;
parameter [3:0] ch29_conf = 4'h0;
parameter [3:0] ch30_conf = 4'h0;
////////////////////////////////////////////////////////////////////
//
// Module IOs
//
input clk_i, rst_i;
// --------------------------------------
// WISHBONE INTERFACE 0
// Slave Interface
input [31:0] wb0s_data_i;
output [31:0] wb0s_data_o;
input [31:0] wb0_addr_i;
input [3:0] wb0_sel_i;
input wb0_we_i;
input wb0_cyc_i;
input wb0_stb_i;
output wb0_ack_o;
output wb0_err_o;
output wb0_rty_o;
// Master Interface
input [31:0] wb0m_data_i;
output [31:0] wb0m_data_o;
output [31:0] wb0_addr_o;
output [3:0] wb0_sel_o;
output wb0_we_o;
output wb0_cyc_o;
output wb0_stb_o;
input wb0_ack_i;
input wb0_err_i;
input wb0_rty_i;
// --------------------------------------
// WISHBONE INTERFACE 1
// Slave Interface
input [31:0] wb1s_data_i;
output [31:0] wb1s_data_o;
input [31:0] wb1_addr_i;
input [3:0] wb1_sel_i;
input wb1_we_i;
input wb1_cyc_i;
input wb1_stb_i;
output wb1_ack_o;
output wb1_err_o;
output wb1_rty_o;
// Master Interface
input [31:0] wb1m_data_i;
output [31:0] wb1m_data_o;
output [31:0] wb1_addr_o;
output [3:0] wb1_sel_o;
output wb1_we_o;
output wb1_cyc_o;
output wb1_stb_o;
input wb1_ack_i;
input wb1_err_i;
input wb1_rty_i;
// --------------------------------------
// Misc Signals
input [ch_count-1:0] dma_req_i;
input [ch_count-1:0] dma_nd_i;
output [ch_count-1:0] dma_ack_o;
input [ch_count-1:0] dma_rest_i;
output inta_o;
output intb_o;
////////////////////////////////////////////////////////////////////
//
// Local Wires
//
wire [31:0] pointer0, pointer0_s, ch0_csr, ch0_txsz, ch0_adr0, ch0_adr1, ch0_am0, ch0_am1;
wire [31:0] pointer1, pointer1_s, ch1_csr, ch1_txsz, ch1_adr0, ch1_adr1, ch1_am0, ch1_am1;
wire [31:0] pointer2, pointer2_s, ch2_csr, ch2_txsz, ch2_adr0, ch2_adr1, ch2_am0, ch2_am1;
wire [31:0] pointer3, pointer3_s, ch3_csr, ch3_txsz, ch3_adr0, ch3_adr1, ch3_am0, ch3_am1;
wire [31:0] pointer4, pointer4_s, ch4_csr, ch4_txsz, ch4_adr0, ch4_adr1, ch4_am0, ch4_am1;
wire [31:0] pointer5, pointer5_s, ch5_csr, ch5_txsz, ch5_adr0, ch5_adr1, ch5_am0, ch5_am1;
wire [31:0] pointer6, pointer6_s, ch6_csr, ch6_txsz, ch6_adr0, ch6_adr1, ch6_am0, ch6_am1;
wire [31:0] pointer7, pointer7_s, ch7_csr, ch7_txsz, ch7_adr0, ch7_adr1, ch7_am0, ch7_am1;
wire [31:0] pointer8, pointer8_s, ch8_csr, ch8_txsz, ch8_adr0, ch8_adr1, ch8_am0, ch8_am1;
wire [31:0] pointer9, pointer9_s, ch9_csr, ch9_txsz, ch9_adr0, ch9_adr1, ch9_am0, ch9_am1;
wire [31:0] pointer10, pointer10_s, ch10_csr, ch10_txsz, ch10_adr0, ch10_adr1, ch10_am0, ch10_am1;
wire [31:0] pointer11, pointer11_s, ch11_csr, ch11_txsz, ch11_adr0, ch11_adr1, ch11_am0, ch11_am1;
wire [31:0] pointer12, pointer12_s, ch12_csr, ch12_txsz, ch12_adr0, ch12_adr1, ch12_am0, ch12_am1;
wire [31:0] pointer13, pointer13_s, ch13_csr, ch13_txsz, ch13_adr0, ch13_adr1, ch13_am0, ch13_am1;
wire [31:0] pointer14, pointer14_s, ch14_csr, ch14_txsz, ch14_adr0, ch14_adr1, ch14_am0, ch14_am1;
wire [31:0] pointer15, pointer15_s, ch15_csr, ch15_txsz, ch15_adr0, ch15_adr1, ch15_am0, ch15_am1;
wire [31:0] pointer16, pointer16_s, ch16_csr, ch16_txsz, ch16_adr0, ch16_adr1, ch16_am0, ch16_am1;
wire [31:0] pointer17, pointer17_s, ch17_csr, ch17_txsz, ch17_adr0, ch17_adr1, ch17_am0, ch17_am1;
wire [31:0] pointer18, pointer18_s, ch18_csr, ch18_txsz, ch18_adr0, ch18_adr1, ch18_am0, ch18_am1;
wire [31:0] pointer19, pointer19_s, ch19_csr, ch19_txsz, ch19_adr0, ch19_adr1, ch19_am0, ch19_am1;
wire [31:0] pointer20, pointer20_s, ch20_csr, ch20_txsz, ch20_adr0, ch20_adr1, ch20_am0, ch20_am1;
wire [31:0] pointer21, pointer21_s, ch21_csr, ch21_txsz, ch21_adr0, ch21_adr1, ch21_am0, ch21_am1;
wire [31:0] pointer22, pointer22_s, ch22_csr, ch22_txsz, ch22_adr0, ch22_adr1, ch22_am0, ch22_am1;
wire [31:0] pointer23, pointer23_s, ch23_csr, ch23_txsz, ch23_adr0, ch23_adr1, ch23_am0, ch23_am1;
wire [31:0] pointer24, pointer24_s, ch24_csr, ch24_txsz, ch24_adr0, ch24_adr1, ch24_am0, ch24_am1;
wire [31:0] pointer25, pointer25_s, ch25_csr, ch25_txsz, ch25_adr0, ch25_adr1, ch25_am0, ch25_am1;
wire [31:0] pointer26, pointer26_s, ch26_csr, ch26_txsz, ch26_adr0, ch26_adr1, ch26_am0, ch26_am1;
wire [31:0] pointer27, pointer27_s, ch27_csr, ch27_txsz, ch27_adr0, ch27_adr1, ch27_am0, ch27_am1;
wire [31:0] pointer28, pointer28_s, ch28_csr, ch28_txsz, ch28_adr0, ch28_adr1, ch28_am0, ch28_am1;
wire [31:0] pointer29, pointer29_s, ch29_csr, ch29_txsz, ch29_adr0, ch29_adr1, ch29_am0, ch29_am1;
wire [31:0] pointer30, pointer30_s, ch30_csr, ch30_txsz, ch30_adr0, ch30_adr1, ch30_am0, ch30_am1;
wire [4:0] ch_sel; // Write Back Channel Select
wire [30:0] ndnr; // Next Descriptor No Request
wire de_start; // Start DMA Engine
wire ndr; // Next Descriptor With Request
wire [31:0] csr; // Selected Channel CSR
wire [31:0] pointer;
wire [31:0] pointer_s;
wire [31:0] txsz; // Selected Channel Transfer Size
wire [31:0] adr0, adr1; // Selected Channel Addresses
wire [31:0] am0, am1; // Selected Channel Address Masks
wire next_ch; // Indicates the DMA Engine is done
wire inta_o, intb_o;
wire dma_abort;
wire dma_busy, dma_err, dma_done, dma_done_all;
wire [31:0] de_csr;
wire [11:0] de_txsz;
wire [31:0] de_adr0;
wire [31:0] de_adr1;
wire de_csr_we, de_txsz_we, de_adr0_we, de_adr1_we;
wire de_fetch_descr;
wire ptr_set;
wire de_ack;
wire pause_req;
wire paused;
wire mast0_go; // Perform a Master Cycle (as long as this
wire mast0_we; // Read/Write
wire [31:0] mast0_adr; // Address for the transfer
wire [31:0] mast0_din; // Internal Input Data
wire [31:0] mast0_dout; // Internal Output Data
wire mast0_err; // Indicates an error has occurred
wire mast0_drdy; // Indicated that either data is available
wire mast0_wait; // Tells the master to insert wait cycles
wire [31:0] slv0_adr; // Slave Address
wire [31:0] slv0_din; // Slave Input Data
wire [31:0] slv0_dout; // Slave Output Data
wire slv0_re; // Slave Read Enable
wire slv0_we; // Slave Write Enable
wire pt0_sel_i; // Pass Through Mode Selected
wire [70:0] mast0_pt_in; // Grouped WISHBONE inputs
wire [34:0] mast0_pt_out; // Grouped WISHBONE outputs
wire pt0_sel_o; // Pass Through Mode Active
wire [70:0] slv0_pt_out; // Grouped WISHBONE out signals
wire [34:0] slv0_pt_in; // Grouped WISHBONE in signals
wire mast1_go; // Perform a Master Cycle (as long as this
wire mast1_we; // Read/Write
wire [31:0] mast1_adr; // Address for the transfer
wire [31:0] mast1_din; // Internal Input Data
wire [31:0] mast1_dout; // Internal Output Data
wire mast1_err; // Indicates an error has occurred
wire mast1_drdy; // Indicated that either data is available
wire mast1_wait; // Tells the master to insert wait cycles
wire [31:0] slv1_adr; // Slave Address
wire [31:0] slv1_dout; // Slave Output Data
wire slv1_re; // Slave Read Enable
wire slv1_we; // Slave Write Enable
wire pt1_sel_i; // Pass Through Mode Selected
wire [70:0] mast1_pt_in; // Grouped WISHBONE inputs
wire [34:0] mast1_pt_out; // Grouped WISHBONE outputs
wire pt1_sel_o; // Pass Through Mode Active
wire [70:0] slv1_pt_out; // Grouped WISHBONE out signals
wire [34:0] slv1_pt_in; // Grouped WISHBONE in signals
wire [30:0] dma_req;
wire [30:0] dma_nd;
wire [30:0] dma_ack;
wire [30:0] dma_rest;
////////////////////////////////////////////////////////////////////
//
// Misc Logic
//
wire [31:0] tmp_gnd = 32'h0;
assign dma_req[ch_count-1:0] = dma_req_i;
assign dma_nd[ch_count-1:0] = dma_nd_i;
assign dma_rest[ch_count-1:0] = dma_rest_i;
assign dma_ack_o = {tmp_gnd[31-ch_count:0], dma_ack[ch_count-1:0]};
// --------------------------------------------------
// This should go in to a separate Pass Through Block
assign pt1_sel_i = pt0_sel_o;
assign pt0_sel_i = pt1_sel_o;
assign mast1_pt_in = slv0_pt_out;
assign slv0_pt_in = mast1_pt_out;
assign mast0_pt_in = slv1_pt_out;
assign slv1_pt_in = mast0_pt_out;
// --------------------------------------------------
////////////////////////////////////////////////////////////////////
//
// Modules
//
// DMA Register File
wb_dma_rf #( ch0_conf,
ch1_conf,
ch2_conf,
ch3_conf,
ch4_conf,
ch5_conf,
ch6_conf,
ch7_conf,
ch8_conf,
ch9_conf,
ch10_conf,
ch11_conf,
ch12_conf,
ch13_conf,
ch14_conf,
ch15_conf,
ch16_conf,
ch17_conf,
ch18_conf,
ch19_conf,
ch20_conf,
ch21_conf,
ch22_conf,
ch23_conf,
ch24_conf,
ch25_conf,
ch26_conf,
ch27_conf,
ch28_conf,
ch29_conf,
ch30_conf)
u0(
.clk( clk_i ),
.rst( ~rst_i ),
.wb_rf_adr( slv0_adr[9:2] ),
.wb_rf_din( slv0_dout ),
.wb_rf_dout( slv0_din ),
.wb_rf_re( slv0_re ),
.wb_rf_we( slv0_we ),
.inta_o( inta_o ),
.intb_o( intb_o ),
.pointer0( pointer0 ),
.pointer0_s( pointer0_s ),
.ch0_csr( ch0_csr ),
.ch0_txsz( ch0_txsz ),
.ch0_adr0( ch0_adr0 ),
.ch0_adr1( ch0_adr1 ),
.ch0_am0( ch0_am0 ),
.ch0_am1( ch0_am1 ),
.pointer1( pointer1 ),
.pointer1_s( pointer1_s ),
.ch1_csr( ch1_csr ),
.ch1_txsz( ch1_txsz ),
.ch1_adr0( ch1_adr0 ),
.ch1_adr1( ch1_adr1 ),
.ch1_am0( ch1_am0 ),
.ch1_am1( ch1_am1 ),
.pointer2( pointer2 ),
.pointer2_s( pointer2_s ),
.ch2_csr( ch2_csr ),
.ch2_txsz( ch2_txsz ),
.ch2_adr0( ch2_adr0 ),
.ch2_adr1( ch2_adr1 ),
.ch2_am0( ch2_am0 ),
.ch2_am1( ch2_am1 ),
.pointer3( pointer3 ),
.pointer3_s( pointer3_s ),
.ch3_csr( ch3_csr ),
.ch3_txsz( ch3_txsz ),
.ch3_adr0( ch3_adr0 ),
.ch3_adr1( ch3_adr1 ),
.ch3_am0( ch3_am0 ),
.ch3_am1( ch3_am1 ),
.pointer4( pointer4 ),
.pointer4_s( pointer4_s ),
.ch4_csr( ch4_csr ),
.ch4_txsz( ch4_txsz ),
.ch4_adr0( ch4_adr0 ),
.ch4_adr1( ch4_adr1 ),
.ch4_am0( ch4_am0 ),
.ch4_am1( ch4_am1 ),
.pointer5( pointer5 ),
.pointer5_s( pointer5_s ),
.ch5_csr( ch5_csr ),
.ch5_txsz( ch5_txsz ),
.ch5_adr0( ch5_adr0 ),
.ch5_adr1( ch5_adr1 ),
.ch5_am0( ch5_am0 ),
.ch5_am1( ch5_am1 ),
.pointer6( pointer6 ),
.pointer6_s( pointer6_s ),
.ch6_csr( ch6_csr ),
.ch6_txsz( ch6_txsz ),
.ch6_adr0( ch6_adr0 ),
.ch6_adr1( ch6_adr1 ),
.ch6_am0( ch6_am0 ),
.ch6_am1( ch6_am1 ),
.pointer7( pointer7 ),
.pointer7_s( pointer7_s ),
.ch7_csr( ch7_csr ),
.ch7_txsz( ch7_txsz ),
.ch7_adr0( ch7_adr0 ),
.ch7_adr1( ch7_adr1 ),
.ch7_am0( ch7_am0 ),
.ch7_am1( ch7_am1 ),
.pointer8( pointer8 ),
.pointer8_s( pointer8_s ),
.ch8_csr( ch8_csr ),
.ch8_txsz( ch8_txsz ),
.ch8_adr0( ch8_adr0 ),
.ch8_adr1( ch8_adr1 ),
.ch8_am0( ch8_am0 ),
.ch8_am1( ch8_am1 ),
.pointer9( pointer9 ),
.pointer9_s( pointer9_s ),
.ch9_csr( ch9_csr ),
.ch9_txsz( ch9_txsz ),
.ch9_adr0( ch9_adr0 ),
.ch9_adr1( ch9_adr1 ),
.ch9_am0( ch9_am0 ),
.ch9_am1( ch9_am1 ),
.pointer10( pointer10 ),
.pointer10_s( pointer10_s ),
.ch10_csr( ch10_csr ),
.ch10_txsz( ch10_txsz ),
.ch10_adr0( ch10_adr0 ),
.ch10_adr1( ch10_adr1 ),
.ch10_am0( ch10_am0 ),
.ch10_am1( ch10_am1 ),
.pointer11( pointer11 ),
.pointer11_s( pointer11_s ),
.ch11_csr( ch11_csr ),
.ch11_txsz( ch11_txsz ),
.ch11_adr0( ch11_adr0 ),
.ch11_adr1( ch11_adr1 ),
.ch11_am0( ch11_am0 ),
.ch11_am1( ch11_am1 ),
.pointer12( pointer12 ),
.pointer12_s( pointer12_s ),
.ch12_csr( ch12_csr ),
.ch12_txsz( ch12_txsz ),
.ch12_adr0( ch12_adr0 ),
.ch12_adr1( ch12_adr1 ),
.ch12_am0( ch12_am0 ),
.ch12_am1( ch12_am1 ),
.pointer13( pointer13 ),
.pointer13_s( pointer13_s ),
.ch13_csr( ch13_csr ),
.ch13_txsz( ch13_txsz ),
.ch13_adr0( ch13_adr0 ),
.ch13_adr1( ch13_adr1 ),
.ch13_am0( ch13_am0 ),
.ch13_am1( ch13_am1 ),
.pointer14( pointer14 ),
.pointer14_s( pointer14_s ),
.ch14_csr( ch14_csr ),
.ch14_txsz( ch14_txsz ),
.ch14_adr0( ch14_adr0 ),
.ch14_adr1( ch14_adr1 ),
.ch14_am0( ch14_am0 ),
.ch14_am1( ch14_am1 ),
.pointer15( pointer15 ),
.pointer15_s( pointer15_s ),
.ch15_csr( ch15_csr ),
.ch15_txsz( ch15_txsz ),
.ch15_adr0( ch15_adr0 ),
.ch15_adr1( ch15_adr1 ),
.ch15_am0( ch15_am0 ),
.ch15_am1( ch15_am1 ),
.pointer16( pointer16 ),
.pointer16_s( pointer16_s ),
.ch16_csr( ch16_csr ),
.ch16_txsz( ch16_txsz ),
.ch16_adr0( ch16_adr0 ),
.ch16_adr1( ch16_adr1 ),
.ch16_am0( ch16_am0 ),
.ch16_am1( ch16_am1 ),
.pointer17( pointer17 ),
.pointer17_s( pointer17_s ),
.ch17_csr( ch17_csr ),
.ch17_txsz( ch17_txsz ),
.ch17_adr0( ch17_adr0 ),
.ch17_adr1( ch17_adr1 ),
.ch17_am0( ch17_am0 ),
.ch17_am1( ch17_am1 ),
.pointer18( pointer18 ),
.pointer18_s( pointer18_s ),
.ch18_csr( ch18_csr ),
.ch18_txsz( ch18_txsz ),
.ch18_adr0( ch18_adr0 ),
.ch18_adr1( ch18_adr1 ),
.ch18_am0( ch18_am0 ),
.ch18_am1( ch18_am1 ),
.pointer19( pointer19 ),
.pointer19_s( pointer19_s ),
.ch19_csr( ch19_csr ),
.ch19_txsz( ch19_txsz ),
.ch19_adr0( ch19_adr0 ),
.ch19_adr1( ch19_adr1 ),
.ch19_am0( ch19_am0 ),
.ch19_am1( ch19_am1 ),
.pointer20( pointer20 ),
.pointer20_s( pointer20_s ),
.ch20_csr( ch20_csr ),
.ch20_txsz( ch20_txsz ),
.ch20_adr0( ch20_adr0 ),
.ch20_adr1( ch20_adr1 ),
.ch20_am0( ch20_am0 ),
.ch20_am1( ch20_am1 ),
.pointer21( pointer21 ),
.pointer21_s( pointer21_s ),
.ch21_csr( ch21_csr ),
.ch21_txsz( ch21_txsz ),
.ch21_adr0( ch21_adr0 ),
.ch21_adr1( ch21_adr1 ),
.ch21_am0( ch21_am0 ),
.ch21_am1( ch21_am1 ),
.pointer22( pointer22 ),
.pointer22_s( pointer22_s ),
.ch22_csr( ch22_csr ),
.ch22_txsz( ch22_txsz ),
.ch22_adr0( ch22_adr0 ),
.ch22_adr1( ch22_adr1 ),
.ch22_am0( ch22_am0 ),
.ch22_am1( ch22_am1 ),
.pointer23( pointer23 ),
.pointer23_s( pointer23_s ),
.ch23_csr( ch23_csr ),
.ch23_txsz( ch23_txsz ),
.ch23_adr0( ch23_adr0 ),
.ch23_adr1( ch23_adr1 ),
.ch23_am0( ch23_am0 ),
.ch23_am1( ch23_am1 ),
.pointer24( pointer24 ),
.pointer24_s( pointer24_s ),
.ch24_csr( ch24_csr ),
.ch24_txsz( ch24_txsz ),
.ch24_adr0( ch24_adr0 ),
.ch24_adr1( ch24_adr1 ),
.ch24_am0( ch24_am0 ),
.ch24_am1( ch24_am1 ),
.pointer25( pointer25 ),
.pointer25_s( pointer25_s ),
.ch25_csr( ch25_csr ),
.ch25_txsz( ch25_txsz ),
.ch25_adr0( ch25_adr0 ),
.ch25_adr1( ch25_adr1 ),
.ch25_am0( ch25_am0 ),
.ch25_am1( ch25_am1 ),
.pointer26( pointer26 ),
.pointer26_s( pointer26_s ),
.ch26_csr( ch26_csr ),
.ch26_txsz( ch26_txsz ),
.ch26_adr0( ch26_adr0 ),
.ch26_adr1( ch26_adr1 ),
.ch26_am0( ch26_am0 ),
.ch26_am1( ch26_am1 ),
.pointer27( pointer27 ),
.pointer27_s( pointer27_s ),
.ch27_csr( ch27_csr ),
.ch27_txsz( ch27_txsz ),
.ch27_adr0( ch27_adr0 ),
.ch27_adr1( ch27_adr1 ),
.ch27_am0( ch27_am0 ),
.ch27_am1( ch27_am1 ),
.pointer28( pointer28 ),
.pointer28_s( pointer28_s ),
.ch28_csr( ch28_csr ),
.ch28_txsz( ch28_txsz ),
.ch28_adr0( ch28_adr0 ),
.ch28_adr1( ch28_adr1 ),
.ch28_am0( ch28_am0 ),
.ch28_am1( ch28_am1 ),
.pointer29( pointer29 ),
.pointer29_s( pointer29_s ),
.ch29_csr( ch29_csr ),
.ch29_txsz( ch29_txsz ),
.ch29_adr0( ch29_adr0 ),
.ch29_adr1( ch29_adr1 ),
.ch29_am0( ch29_am0 ),
.ch29_am1( ch29_am1 ),
.pointer30( pointer30 ),
.pointer30_s( pointer30_s ),
.ch30_csr( ch30_csr ),
.ch30_txsz( ch30_txsz ),
.ch30_adr0( ch30_adr0 ),
.ch30_adr1( ch30_adr1 ),
.ch30_am0( ch30_am0 ),
.ch30_am1( ch30_am1 ),
.ch_sel( ch_sel ),
.ndnr( ndnr ),
.pause_req( pause_req ),
.paused( paused ),
.dma_abort( dma_abort ),
.dma_busy( dma_busy ),
.dma_err( dma_err ),
.dma_done( dma_done ),
.dma_done_all( dma_done_all ),
.de_csr( de_csr ),
.de_txsz( de_txsz ),
.de_adr0( de_adr0 ),
.de_adr1( de_adr1 ),
.de_csr_we( de_csr_we ),
.de_txsz_we( de_txsz_we ),
.de_adr0_we( de_adr0_we ),
.de_adr1_we( de_adr1_we ),
.de_fetch_descr(de_fetch_descr ),
.dma_rest( dma_rest ),
.ptr_set( ptr_set )
);
// Channel Select
wb_dma_ch_sel #(pri_sel,
ch0_conf,
ch1_conf,
ch2_conf,
ch3_conf,
ch4_conf,
ch5_conf,
ch6_conf,
ch7_conf,
ch8_conf,
ch9_conf,
ch10_conf,
ch11_conf,
ch12_conf,
ch13_conf,
ch14_conf,
ch15_conf,
ch16_conf,
ch17_conf,
ch18_conf,
ch19_conf,
ch20_conf,
ch21_conf,
ch22_conf,
ch23_conf,
ch24_conf,
ch25_conf,
ch26_conf,
ch27_conf,
ch28_conf,
ch29_conf,
ch30_conf)
u1(
.clk( clk_i ),
.rst( ~rst_i ),
.req_i( dma_req ),
.ack_o( dma_ack ),
.nd_i( dma_nd ),
.pointer0( pointer0 ),
.pointer0_s( pointer0_s ),
.ch0_csr( ch0_csr ),
.ch0_txsz( ch0_txsz ),
.ch0_adr0( ch0_adr0 ),
.ch0_adr1( ch0_adr1 ),
.ch0_am0( ch0_am0 ),
.ch0_am1( ch0_am1 ),
.pointer1( pointer1 ),
.pointer1_s( pointer1_s ),
.ch1_csr( ch1_csr ),
.ch1_txsz( ch1_txsz ),
.ch1_adr0( ch1_adr0 ),
.ch1_adr1( ch1_adr1 ),
.ch1_am0( ch1_am0 ),
.ch1_am1( ch1_am1 ),
.pointer2( pointer2 ),
.pointer2_s( pointer2_s ),
.ch2_csr( ch2_csr ),
.ch2_txsz( ch2_txsz ),
.ch2_adr0( ch2_adr0 ),
.ch2_adr1( ch2_adr1 ),
.ch2_am0( ch2_am0 ),
.ch2_am1( ch2_am1 ),
.pointer3( pointer3 ),
.pointer3_s( pointer3_s ),
.ch3_csr( ch3_csr ),
.ch3_txsz( ch3_txsz ),
.ch3_adr0( ch3_adr0 ),
.ch3_adr1( ch3_adr1 ),
.ch3_am0( ch3_am0 ),
.ch3_am1( ch3_am1 ),
.pointer4( pointer4 ),
.pointer4_s( pointer4_s ),
.ch4_csr( ch4_csr ),
.ch4_txsz( ch4_txsz ),
.ch4_adr0( ch4_adr0 ),
.ch4_adr1( ch4_adr1 ),
.ch4_am0( ch4_am0 ),
.ch4_am1( ch4_am1 ),
.pointer5( pointer5 ),
.pointer5_s( pointer5_s ),
.ch5_csr( ch5_csr ),
.ch5_txsz( ch5_txsz ),
.ch5_adr0( ch5_adr0 ),
.ch5_adr1( ch5_adr1 ),
.ch5_am0( ch5_am0 ),
.ch5_am1( ch5_am1 ),
.pointer6( pointer6 ),
.pointer6_s( pointer6_s ),
.ch6_csr( ch6_csr ),
.ch6_txsz( ch6_txsz ),
.ch6_adr0( ch6_adr0 ),
.ch6_adr1( ch6_adr1 ),
.ch6_am0( ch6_am0 ),
.ch6_am1( ch6_am1 ),
.pointer7( pointer7 ),
.pointer7_s( pointer7_s ),
.ch7_csr( ch7_csr ),
.ch7_txsz( ch7_txsz ),
.ch7_adr0( ch7_adr0 ),
.ch7_adr1( ch7_adr1 ),
.ch7_am0( ch7_am0 ),
.ch7_am1( ch7_am1 ),
.pointer8( pointer8 ),
.pointer8_s( pointer8_s ),
.ch8_csr( ch8_csr ),
.ch8_txsz( ch8_txsz ),
.ch8_adr0( ch8_adr0 ),
.ch8_adr1( ch8_adr1 ),
.ch8_am0( ch8_am0 ),
.ch8_am1( ch8_am1 ),
.pointer9( pointer9 ),
.pointer9_s( pointer9_s ),
.ch9_csr( ch9_csr ),
.ch9_txsz( ch9_txsz ),
.ch9_adr0( ch9_adr0 ),
.ch9_adr1( ch9_adr1 ),
.ch9_am0( ch9_am0 ),
.ch9_am1( ch9_am1 ),
.pointer10( pointer10 ),
.pointer10_s( pointer10_s ),
.ch10_csr( ch10_csr ),
.ch10_txsz( ch10_txsz ),
.ch10_adr0( ch10_adr0 ),
.ch10_adr1( ch10_adr1 ),
.ch10_am0( ch10_am0 ),
.ch10_am1( ch10_am1 ),
.pointer11( pointer11 ),
.pointer11_s( pointer11_s ),
.ch11_csr( ch11_csr ),
.ch11_txsz( ch11_txsz ),
.ch11_adr0( ch11_adr0 ),
.ch11_adr1( ch11_adr1 ),
.ch11_am0( ch11_am0 ),
.ch11_am1( ch11_am1 ),
.pointer12( pointer12 ),
.pointer12_s( pointer12_s ),
.ch12_csr( ch12_csr ),
.ch12_txsz( ch12_txsz ),
.ch12_adr0( ch12_adr0 ),
.ch12_adr1( ch12_adr1 ),
.ch12_am0( ch12_am0 ),
.ch12_am1( ch12_am1 ),
.pointer13( pointer13 ),
.pointer13_s( pointer13_s ),
.ch13_csr( ch13_csr ),
.ch13_txsz( ch13_txsz ),
.ch13_adr0( ch13_adr0 ),
.ch13_adr1( ch13_adr1 ),
.ch13_am0( ch13_am0 ),
.ch13_am1( ch13_am1 ),
.pointer14( pointer14 ),
.pointer14_s( pointer14_s ),
.ch14_csr( ch14_csr ),
.ch14_txsz( ch14_txsz ),
.ch14_adr0( ch14_adr0 ),
.ch14_adr1( ch14_adr1 ),
.ch14_am0( ch14_am0 ),
.ch14_am1( ch14_am1 ),
.pointer15( pointer15 ),
.pointer15_s( pointer15_s ),
.ch15_csr( ch15_csr ),
.ch15_txsz( ch15_txsz ),
.ch15_adr0( ch15_adr0 ),
.ch15_adr1( ch15_adr1 ),
.ch15_am0( ch15_am0 ),
.ch15_am1( ch15_am1 ),
.pointer16( pointer16 ),
.pointer16_s( pointer16_s ),
.ch16_csr( ch16_csr ),
.ch16_txsz( ch16_txsz ),
.ch16_adr0( ch16_adr0 ),
.ch16_adr1( ch16_adr1 ),
.ch16_am0( ch16_am0 ),
.ch16_am1( ch16_am1 ),
.pointer17( pointer17 ),
.pointer17_s( pointer17_s ),
.ch17_csr( ch17_csr ),
.ch17_txsz( ch17_txsz ),
.ch17_adr0( ch17_adr0 ),
.ch17_adr1( ch17_adr1 ),
.ch17_am0( ch17_am0 ),
.ch17_am1( ch17_am1 ),
.pointer18( pointer18 ),
.pointer18_s( pointer18_s ),
.ch18_csr( ch18_csr ),
.ch18_txsz( ch18_txsz ),
.ch18_adr0( ch18_adr0 ),
.ch18_adr1( ch18_adr1 ),
.ch18_am0( ch18_am0 ),
.ch18_am1( ch18_am1 ),
.pointer19( pointer19 ),
.pointer19_s( pointer19_s ),
.ch19_csr( ch19_csr ),
.ch19_txsz( ch19_txsz ),
.ch19_adr0( ch19_adr0 ),
.ch19_adr1( ch19_adr1 ),
.ch19_am0( ch19_am0 ),
.ch19_am1( ch19_am1 ),
.pointer20( pointer20 ),
.pointer20_s( pointer20_s ),
.ch20_csr( ch20_csr ),
.ch20_txsz( ch20_txsz ),
.ch20_adr0( ch20_adr0 ),
.ch20_adr1( ch20_adr1 ),
.ch20_am0( ch20_am0 ),
.ch20_am1( ch20_am1 ),
.pointer21( pointer21 ),
.pointer21_s( pointer21_s ),
.ch21_csr( ch21_csr ),
.ch21_txsz( ch21_txsz ),
.ch21_adr0( ch21_adr0 ),
.ch21_adr1( ch21_adr1 ),
.ch21_am0( ch21_am0 ),
.ch21_am1( ch21_am1 ),
.pointer22( pointer22 ),
.pointer22_s( pointer22_s ),
.ch22_csr( ch22_csr ),
.ch22_txsz( ch22_txsz ),
.ch22_adr0( ch22_adr0 ),
.ch22_adr1( ch22_adr1 ),
.ch22_am0( ch22_am0 ),
.ch22_am1( ch22_am1 ),
.pointer23( pointer23 ),
.pointer23_s( pointer23_s ),
.ch23_csr( ch23_csr ),
.ch23_txsz( ch23_txsz ),
.ch23_adr0( ch23_adr0 ),
.ch23_adr1( ch23_adr1 ),
.ch23_am0( ch23_am0 ),
.ch23_am1( ch23_am1 ),
.pointer24( pointer24 ),
.pointer24_s( pointer24_s ),
.ch24_csr( ch24_csr ),
.ch24_txsz( ch24_txsz ),
.ch24_adr0( ch24_adr0 ),
.ch24_adr1( ch24_adr1 ),
.ch24_am0( ch24_am0 ),
.ch24_am1( ch24_am1 ),
.pointer25( pointer25 ),
.pointer25_s( pointer25_s ),
.ch25_csr( ch25_csr ),
.ch25_txsz( ch25_txsz ),
.ch25_adr0( ch25_adr0 ),
.ch25_adr1( ch25_adr1 ),
.ch25_am0( ch25_am0 ),
.ch25_am1( ch25_am1 ),
.pointer26( pointer26 ),
.pointer26_s( pointer26_s ),
.ch26_csr( ch26_csr ),
.ch26_txsz( ch26_txsz ),
.ch26_adr0( ch26_adr0 ),
.ch26_adr1( ch26_adr1 ),
.ch26_am0( ch26_am0 ),
.ch26_am1( ch26_am1 ),
.pointer27( pointer27 ),
.pointer27_s( pointer27_s ),
.ch27_csr( ch27_csr ),
.ch27_txsz( ch27_txsz ),
.ch27_adr0( ch27_adr0 ),
.ch27_adr1( ch27_adr1 ),
.ch27_am0( ch27_am0 ),
.ch27_am1( ch27_am1 ),
.pointer28( pointer28 ),
.pointer28_s( pointer28_s ),
.ch28_csr( ch28_csr ),
.ch28_txsz( ch28_txsz ),
.ch28_adr0( ch28_adr0 ),
.ch28_adr1( ch28_adr1 ),
.ch28_am0( ch28_am0 ),
.ch28_am1( ch28_am1 ),
.pointer29( pointer29 ),
.pointer29_s( pointer29_s ),
.ch29_csr( ch29_csr ),
.ch29_txsz( ch29_txsz ),
.ch29_adr0( ch29_adr0 ),
.ch29_adr1( ch29_adr1 ),
.ch29_am0( ch29_am0 ),
.ch29_am1( ch29_am1 ),
.pointer30( pointer30 ),
.pointer30_s( pointer30_s ),
.ch30_csr( ch30_csr ),
.ch30_txsz( ch30_txsz ),
.ch30_adr0( ch30_adr0 ),
.ch30_adr1( ch30_adr1 ),
.ch30_am0( ch30_am0 ),
.ch30_am1( ch30_am1 ),
.ch_sel( ch_sel ),
.ndnr( ndnr ),
.de_start( de_start ),
.ndr( ndr ),
.csr( csr ),
.pointer( pointer ),
.txsz( txsz ),
.adr0( adr0 ),
.adr1( adr1 ),
.am0( am0 ),
.am1( am1 ),
.pointer_s( pointer_s ),
.next_ch( next_ch ),
.de_ack( de_ack ),
.dma_busy( dma_busy )
);
// DMA Engine
wb_dma_de u2(
.clk( clk_i ),
.rst( ~rst_i ),
.mast0_go( mast0_go ),
.mast0_we( mast0_we ),
.mast0_adr( mast0_adr ),
.mast0_din( mast0_dout ),
.mast0_dout( mast0_din ),
.mast0_err( mast0_err ),
.mast0_drdy( mast0_drdy ),
.mast0_wait( mast0_wait ),
.mast1_go( mast1_go ),
.mast1_we( mast1_we ),
.mast1_adr( mast1_adr ),
.mast1_din( mast1_dout ),
.mast1_dout( mast1_din ),
.mast1_err( mast1_err ),
.mast1_drdy( mast1_drdy ),
.mast1_wait( mast1_wait ),
.de_start( de_start ),
.nd( ndr ),
.csr( csr ),
.pointer( pointer ),
.pointer_s( pointer_s ),
.txsz( txsz ),
.adr0( adr0 ),
.adr1( adr1 ),
.am0( am0 ),
.am1( am1 ),
.de_csr_we( de_csr_we ),
.de_txsz_we( de_txsz_we ),
.de_adr0_we( de_adr0_we ),
.de_adr1_we( de_adr1_we ),
.de_fetch_descr(de_fetch_descr ),
.ptr_set( ptr_set ),
.de_csr( de_csr ),
.de_txsz( de_txsz ),
.de_adr0( de_adr0 ),
.de_adr1( de_adr1 ),
.next_ch( next_ch ),
.de_ack( de_ack ),
.pause_req( pause_req ),
.paused( paused ),
.dma_abort( dma_abort ),
.dma_busy( dma_busy ),
.dma_err( dma_err ),
.dma_done( dma_done ),
.dma_done_all( dma_done_all )
);
// Wishbone Interface 0
wb_dma_wb_if #(rf_addr) u3(
.clk( clk_i ),
.rst( ~rst_i ),
.wbs_data_i( wb0s_data_i ),
.wbs_data_o( wb0s_data_o ),
.wb_addr_i( wb0_addr_i ),
.wb_sel_i( wb0_sel_i ),
.wb_we_i( wb0_we_i ),
.wb_cyc_i( wb0_cyc_i ),
.wb_stb_i( wb0_stb_i ),
.wb_ack_o( wb0_ack_o ),
.wb_err_o( wb0_err_o ),
.wb_rty_o( wb0_rty_o ),
.wbm_data_i( wb0m_data_i ),
.wbm_data_o( wb0m_data_o ),
.wb_addr_o( wb0_addr_o ),
.wb_sel_o( wb0_sel_o ),
.wb_we_o( wb0_we_o ),
.wb_cyc_o( wb0_cyc_o ),
.wb_stb_o( wb0_stb_o ),
.wb_ack_i( wb0_ack_i ),
.wb_err_i( wb0_err_i ),
.wb_rty_i( wb0_rty_i ),
.mast_go( mast0_go ),
.mast_we( mast0_we ),
.mast_adr( mast0_adr ),
.mast_din( mast0_din ),
.mast_dout( mast0_dout ),
.mast_err( mast0_err ),
.mast_drdy( mast0_drdy ),
.mast_wait( mast0_wait ),
.pt_sel_i( pt0_sel_i ),
.mast_pt_in( mast0_pt_in ),
.mast_pt_out( mast0_pt_out ),
.slv_adr( slv0_adr ),
.slv_din( slv0_din ),
.slv_dout( slv0_dout ),
.slv_re( slv0_re ),
.slv_we( slv0_we ),
.pt_sel_o( pt0_sel_o ),
.slv_pt_out( slv0_pt_out ),
.slv_pt_in( slv0_pt_in )
);
// Wishbone Interface 1
wb_dma_wb_if #(rf_addr) u4(
.clk( clk_i ),
.rst( ~rst_i ),
.wbs_data_i( wb1s_data_i ),
.wbs_data_o( wb1s_data_o ),
.wb_addr_i( wb1_addr_i ),
.wb_sel_i( wb1_sel_i ),
.wb_we_i( wb1_we_i ),
.wb_cyc_i( wb1_cyc_i ),
.wb_stb_i( wb1_stb_i ),
.wb_ack_o( wb1_ack_o ),
.wb_err_o( wb1_err_o ),
.wb_rty_o( wb1_rty_o ),
.wbm_data_i( wb1m_data_i ),
.wbm_data_o( wb1m_data_o ),
.wb_addr_o( wb1_addr_o ),
.wb_sel_o( wb1_sel_o ),
.wb_we_o( wb1_we_o ),
.wb_cyc_o( wb1_cyc_o ),
.wb_stb_o( wb1_stb_o ),
.wb_ack_i( wb1_ack_i ),
.wb_err_i( wb1_err_i ),
.wb_rty_i( wb1_rty_i ),
.mast_go( mast1_go ),
.mast_we( mast1_we ),
.mast_adr( mast1_adr ),
.mast_din( mast1_din ),
.mast_dout( mast1_dout ),
.mast_err( mast1_err ),
.mast_drdy( mast1_drdy ),
.mast_wait( mast1_wait ),
.pt_sel_i( pt1_sel_i ),
.mast_pt_in( mast1_pt_in ),
.mast_pt_out( mast1_pt_out ),
.slv_adr( slv1_adr ),
.slv_din( 32'h0 ), // Not Connected
.slv_dout( slv1_dout ), // Not Connected
.slv_re( slv1_re ), // Not Connected
.slv_we( slv1_we ), // Not Connected
.pt_sel_o( pt1_sel_o ),
.slv_pt_out( slv1_pt_out ),
.slv_pt_in( slv1_pt_in )
);
endmodule
Reference in New Issue Copy Permalink