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pluto_hdl_adi/library/axi_hdmi_tx/axi_hdmi_tx.v

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// ***************************************************************************
// ***************************************************************************
// Copyright 2014 - 2017 (c) Analog Devices, Inc. All rights reserved.
//
// In this HDL repository, there are many different and unique modules, consisting
// of various HDL (Verilog or VHDL) components. The individual modules are
// developed independently, and may be accompanied by separate and unique license
// terms.
//
// The user should read each of these license terms, and understand the
// freedoms and responsibilities that he or she has by using this source/core.
//
// This core 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.
//
// Redistribution and use of source or resulting binaries, with or without modification
// of this file, are permitted under one of the following two license terms:
//
// 1. The GNU General Public License version 2 as published by the
// Free Software Foundation, which can be found in the top level directory
// of this repository (LICENSE_GPL2), and also online at:
// <https://www.gnu.org/licenses/old-licenses/gpl-2.0.html>
//
// OR
//
// 2. An ADI specific BSD license, which can be found in the top level directory
// of this repository (LICENSE_ADIBSD), and also on-line at:
// https://github.com/analogdevicesinc/hdl/blob/master/LICENSE_ADIBSD
// This will allow to generate bit files and not release the source code,
// as long as it attaches to an ADI device.
//
// ***************************************************************************
// ***************************************************************************
`timescale 1ns/100ps
module axi_hdmi_tx #(
parameter ID = 0,
parameter CR_CB_N = 0,
parameter FPGA_TECHNOLOGY = 0,
parameter INTERFACE = "16_BIT",
parameter OUT_CLK_POLARITY = 0) (
// hdmi interface
input hdmi_clk,
output hdmi_out_clk,
// 16-bit interface
output hdmi_16_hsync,
output hdmi_16_vsync,
output hdmi_16_data_e,
output [15:0] hdmi_16_data,
output [15:0] hdmi_16_es_data,
// 24-bit interface
output hdmi_24_hsync,
output hdmi_24_vsync,
output hdmi_24_data_e,
output [23:0] hdmi_24_data,
// 36-bit interface
output hdmi_36_hsync,
output hdmi_36_vsync,
output hdmi_36_data_e,
output [35:0] hdmi_36_data,
// vdma interface
input vdma_clk,
input vdma_end_of_frame,
input vdma_valid,
input [63:0] vdma_data,
output vdma_ready,
// axi interface
input s_axi_aclk,
input s_axi_aresetn,
input s_axi_awvalid,
input [15:0] s_axi_awaddr,
input [ 2:0] s_axi_awprot,
output s_axi_awready,
input s_axi_wvalid,
input [31:0] s_axi_wdata,
input [ 3:0] s_axi_wstrb,
output s_axi_wready,
output s_axi_bvalid,
output [ 1:0] s_axi_bresp,
input s_axi_bready,
input s_axi_arvalid,
input [15:0] s_axi_araddr,
input [ 2:0] s_axi_arprot,
output s_axi_arready,
output s_axi_rvalid,
output [ 1:0] s_axi_rresp,
output [31:0] s_axi_rdata,
input s_axi_rready);
/* 0 = Launch on rising edge, 1 = Launch on falling edge */
localparam EMBEDDED_SYNC = (INTERFACE == "16_BIT_EMBEDDED_SYNC") ? 1 : 0;
localparam XILINX_7SERIES = 1;
localparam XILINX_ULTRASCALE = 2;
localparam ALTERA_5SERIES = 101;
// reset and clocks
wire up_rstn;
wire up_clk;
wire hdmi_rst;
wire vdma_rst;
// internal signals
wire up_wreq_s;
wire [13:0] up_waddr_s;
wire [31:0] up_wdata_s;
wire up_wack_s;
wire up_rreq_s;
wire [13:0] up_raddr_s;
wire [31:0] up_rdata_s;
wire up_rack_s;
wire hdmi_csc_bypass_s;
wire hdmi_ss_bypass_s;
wire [ 1:0] hdmi_srcsel_s;
wire [23:0] hdmi_const_rgb_s;
wire [15:0] hdmi_hl_active_s;
wire [15:0] hdmi_hl_width_s;
wire [15:0] hdmi_hs_width_s;
wire [15:0] hdmi_he_max_s;
wire [15:0] hdmi_he_min_s;
wire [15:0] hdmi_vf_active_s;
wire [15:0] hdmi_vf_width_s;
wire [15:0] hdmi_vs_width_s;
wire [15:0] hdmi_ve_max_s;
wire [15:0] hdmi_ve_min_s;
wire [23:0] hdmi_clip_max_s;
wire [23:0] hdmi_clip_min_s;
wire hdmi_fs_toggle_s;
wire [ 8:0] hdmi_raddr_g_s;
wire hdmi_tpm_oos_s;
wire hdmi_status_s;
wire vdma_wr_s;
wire [ 8:0] vdma_waddr_s;
wire [47:0] vdma_wdata_s;
wire vdma_fs_ret_toggle_s;
wire [ 8:0] vdma_fs_waddr_s;
wire vdma_ovf_s;
wire vdma_unf_s;
wire vdma_tpm_oos_s;
// signal name changes
assign up_rstn = s_axi_aresetn;
assign up_clk = s_axi_aclk;
// axi interface
up_axi i_up_axi (
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_axi_awvalid (s_axi_awvalid),
.up_axi_awaddr (s_axi_awaddr),
.up_axi_awready (s_axi_awready),
.up_axi_wvalid (s_axi_wvalid),
.up_axi_wdata (s_axi_wdata),
.up_axi_wstrb (s_axi_wstrb),
.up_axi_wready (s_axi_wready),
.up_axi_bvalid (s_axi_bvalid),
.up_axi_bresp (s_axi_bresp),
.up_axi_bready (s_axi_bready),
.up_axi_arvalid (s_axi_arvalid),
.up_axi_araddr (s_axi_araddr),
.up_axi_arready (s_axi_arready),
.up_axi_rvalid (s_axi_rvalid),
.up_axi_rresp (s_axi_rresp),
.up_axi_rdata (s_axi_rdata),
.up_axi_rready (s_axi_rready),
.up_wreq (up_wreq_s),
.up_waddr (up_waddr_s),
.up_wdata (up_wdata_s),
.up_wack (up_wack_s),
.up_rreq (up_rreq_s),
.up_raddr (up_raddr_s),
.up_rdata (up_rdata_s),
.up_rack (up_rack_s));
// processor interface
up_hdmi_tx i_up (
.hdmi_clk (hdmi_clk),
.hdmi_rst (hdmi_rst),
.hdmi_csc_bypass (hdmi_csc_bypass_s),
.hdmi_ss_bypass (hdmi_ss_bypass_s),
.hdmi_srcsel (hdmi_srcsel_s),
.hdmi_const_rgb (hdmi_const_rgb_s),
.hdmi_hl_active (hdmi_hl_active_s),
.hdmi_hl_width (hdmi_hl_width_s),
.hdmi_hs_width (hdmi_hs_width_s),
.hdmi_he_max (hdmi_he_max_s),
.hdmi_he_min (hdmi_he_min_s),
.hdmi_vf_active (hdmi_vf_active_s),
.hdmi_vf_width (hdmi_vf_width_s),
.hdmi_vs_width (hdmi_vs_width_s),
.hdmi_ve_max (hdmi_ve_max_s),
.hdmi_ve_min (hdmi_ve_min_s),
.hdmi_clip_max (hdmi_clip_max_s),
.hdmi_clip_min (hdmi_clip_min_s),
.hdmi_status (hdmi_status_s),
.hdmi_tpm_oos (hdmi_tpm_oos_s),
.hdmi_clk_ratio (32'd1),
.vdma_clk (vdma_clk),
.vdma_rst (vdma_rst),
.vdma_ovf (vdma_ovf_s),
.vdma_unf (vdma_unf_s),
.vdma_tpm_oos (vdma_tpm_oos_s),
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_wreq (up_wreq_s),
.up_waddr (up_waddr_s),
.up_wdata (up_wdata_s),
.up_wack (up_wack_s),
.up_rreq (up_rreq_s),
.up_raddr (up_raddr_s),
.up_rdata (up_rdata_s),
.up_rack (up_rack_s));
// vdma interface
axi_hdmi_tx_vdma i_vdma (
.hdmi_fs_toggle (hdmi_fs_toggle_s),
.hdmi_raddr_g (hdmi_raddr_g_s),
.vdma_clk (vdma_clk),
.vdma_rst (vdma_rst),
.vdma_valid (vdma_valid),
.vdma_data (vdma_data),
.vdma_ready (vdma_ready),
.vdma_end_of_frame (vdma_end_of_frame),
.vdma_wr (vdma_wr_s),
.vdma_waddr (vdma_waddr_s),
.vdma_wdata (vdma_wdata_s),
.vdma_fs_ret_toggle (vdma_fs_ret_toggle_s),
.vdma_fs_waddr (vdma_fs_waddr_s),
.vdma_tpm_oos (vdma_tpm_oos_s),
.vdma_ovf (vdma_ovf_s),
.vdma_unf (vdma_unf_s));
// hdmi interface
axi_hdmi_tx_core #(
.CR_CB_N(CR_CB_N),
.EMBEDDED_SYNC(EMBEDDED_SYNC))
i_tx_core (
.hdmi_clk (hdmi_clk),
.hdmi_rst (hdmi_rst),
.hdmi_16_hsync (hdmi_16_hsync),
.hdmi_16_vsync (hdmi_16_vsync),
.hdmi_16_data_e (hdmi_16_data_e),
.hdmi_16_data (hdmi_16_data),
.hdmi_16_es_data (hdmi_16_es_data),
.hdmi_24_hsync (hdmi_24_hsync),
.hdmi_24_vsync (hdmi_24_vsync),
.hdmi_24_data_e (hdmi_24_data_e),
.hdmi_24_data (hdmi_24_data),
.hdmi_36_hsync (hdmi_36_hsync),
.hdmi_36_vsync (hdmi_36_vsync),
.hdmi_36_data_e (hdmi_36_data_e),
.hdmi_36_data (hdmi_36_data),
.hdmi_fs_toggle (hdmi_fs_toggle_s),
.hdmi_raddr_g (hdmi_raddr_g_s),
.hdmi_tpm_oos (hdmi_tpm_oos_s),
.hdmi_status (hdmi_status_s),
.vdma_clk (vdma_clk),
.vdma_wr (vdma_wr_s),
.vdma_waddr (vdma_waddr_s),
.vdma_wdata (vdma_wdata_s),
.vdma_fs_ret_toggle (vdma_fs_ret_toggle_s),
.vdma_fs_waddr (vdma_fs_waddr_s),
.hdmi_csc_bypass (hdmi_csc_bypass_s),
.hdmi_ss_bypass (hdmi_ss_bypass_s),
.hdmi_srcsel (hdmi_srcsel_s),
.hdmi_const_rgb (hdmi_const_rgb_s),
.hdmi_hl_active (hdmi_hl_active_s),
.hdmi_hl_width (hdmi_hl_width_s),
.hdmi_hs_width (hdmi_hs_width_s),
.hdmi_he_max (hdmi_he_max_s),
.hdmi_he_min (hdmi_he_min_s),
.hdmi_vf_active (hdmi_vf_active_s),
.hdmi_vf_width (hdmi_vf_width_s),
.hdmi_vs_width (hdmi_vs_width_s),
.hdmi_ve_max (hdmi_ve_max_s),
.hdmi_ve_min (hdmi_ve_min_s),
.hdmi_clip_max (hdmi_clip_max_s),
.hdmi_clip_min (hdmi_clip_min_s));
// hdmi output clock
generate
if (FPGA_TECHNOLOGY == XILINX_ULTRASCALE) begin
ODDRE1 #(.SRVAL(1'b0)) i_clk_oddr (
.SR (1'b0),
.D1 (~OUT_CLK_POLARITY),
.D2 (OUT_CLK_POLARITY),
.C (hdmi_clk),
.Q (hdmi_out_clk));
end
if (FPGA_TECHNOLOGY == ALTERA_5SERIES) begin
altddio_out #(.WIDTH(1)) i_clk_oddr (
.aclr (1'b0),
.aset (1'b0),
.sclr (1'b0),
.sset (1'b0),
.oe (1'b1),
.outclocken (1'b1),
.datain_h (~OUT_CLK_POLARITY),
.datain_l (OUT_CLK_POLARITY),
.outclock (hdmi_clk),
.oe_out (),
.dataout (hdmi_out_clk));
end
if (FPGA_TECHNOLOGY == XILINX_7SERIES) begin
ODDR #(.INIT(1'b0)) i_clk_oddr (
.R (1'b0),
.S (1'b0),
.CE (1'b1),
.D1 (~OUT_CLK_POLARITY),
.D2 (OUT_CLK_POLARITY),
.C (hdmi_clk),
.Q (hdmi_out_clk));
end
endgenerate
endmodule
// ***************************************************************************
// ***************************************************************************
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