Files
reflectometer_fpga_project/rtl/controller/src/controller_wrapper_axil.sv
2026-07-20 17:28:48 +03:00

221 lines
8.0 KiB
Systemverilog

import dma_reg_pkg::*;
module controller_wrapper_axil #(
parameter int unsigned ADDR_W = 16,
parameter int unsigned DATA_W = 32,
parameter int unsigned USER_W = 1,
parameter int unsigned DAC_DATA_WIDTH = 12
)
(
input logic ctrl_clk,
input logic dac_clk_in,
input logic adc_clk_in,
input logic rst_n,
axi4l_if.slave s_axil,
// adc_clk_in domain
input logic finish,
output logic [31:0] adc_window_size,
// dac_clk_in domain outputs
output logic [31:0] dac_pulse_width,
output logic [31:0] dac_pulse_period,
output logic [DAC_DATA_WIDTH-1:0] dac_pulse_height,
output logic [15:0] dac_pulse_num,
// adc_clk_in domain outputs
output logic [31:0] adc_pulse_period,
output logic [15:0] adc_pulse_num,
// pulse outputs
output logic dac_start,
output logic adc_start,
output logic dac_rst,
output logic adc_rst,
// AXIS DMA
axis_if.slave s_axis_status_read,
axis_if.slave s_axis_status_write,
axis_if.master m_axis_desc_read,
axis_if.master m_axis_desc_write
);
logic start, rst_soft, send_desc_read, send_desc_write, take_status_read, take_status_write, cfg_bus_valid, busy;
logic [31:0] pulse_width, pulse_period, pulse_num, pulse_height_raw, pulse_period_ADC, window_size;
logic [7:0] error_code;
logic [31:0] desc_read_addr, desc_read_len, desc_read_config, status_read;
logic [31:0] desc_write_addr, desc_write_len_and_tag, status_write_len, status_write_config;
logic desc_read_dma_busy, desc_write_dma_busy, status_read_dma_busy, status_write_dma_busy;
logic desc_read_dma_hs, desc_write_dma_hs, status_read_dma_hs, status_write_dma_hs;
axi4l_reg_map_controller #(
.ADDR_W(ADDR_W),
.DATA_W(DATA_W),
.USER_W(USER_W)
) axi4l_reg_map_controller_inst (
.clk(ctrl_clk),
.rst_n(rst_n),
.s_axil(s_axil),
// CONTROLLER ADC/ DAC
.start_o(start),
.cfg_bus_valid_o(cfg_bus_valid),
.pulse_width_o(pulse_width),
.pulse_period_o(pulse_period),
.pulse_num_o(pulse_num),
.pulse_height_raw_o(pulse_height_raw),
.pulse_period_ADC_o(pulse_period_ADC),
.window_size_o(window_size),
.rst_soft_o(rst_soft),
.busy_i(busy),
.error_code_i(error_code),
// CONTROLLER DMA
.send_desc_read_o(send_desc_read),
.send_desc_write_o(send_desc_write),
.take_status_read_o(take_status_read),
.take_status_write_o(take_status_write),
.desc_read_addr_o(desc_read_addr),
.desc_read_len_o(desc_read_len),
.desc_read_config_o(desc_read_config),
.status_read_i(status_read),
.desc_write_addr_o(desc_write_addr),
.desc_write_len_and_tag_o(desc_write_len_and_tag),
.status_write_len_i(status_write_len),
.status_write_config_i(status_write_config),
.desc_read_dma_busy_i(desc_read_dma_busy),
.desc_write_dma_busy_i(desc_write_dma_busy),
.status_read_dma_busy_i(status_read_dma_busy),
.status_write_dma_busy_i(status_write_dma_busy),
.desc_read_dma_hs_i(desc_read_dma_hs),
.desc_write_dma_hs_i(desc_write_dma_hs),
.status_read_dma_hs_i(status_read_dma_hs),
.status_write_dma_hs_i(status_write_dma_hs)
);
// CONTROLLER DAC ADC
// -------------------------------------------------------------------------
// Field layout inside cfg_bus:
// [31:0] pulse_width
// [63:32] pulse_period
// [79:64] pulse_num
// [95:80] pulse_height_raw[15:0]
// [127:96] pulse_period_ADC
// [159:128] window_size
// -------------------------------------------------------------------------
(* MARK_DEBUG="true" *) logic [159:0] cfg_bus;
assign cfg_bus = {window_size, pulse_period_ADC, pulse_height_raw[15:0], pulse_num[15:0], pulse_period, pulse_width};
control #(
.DAC_DATA_WIDTH(DAC_DATA_WIDTH)
)
controller (
.ctrl_clk(ctrl_clk),
.dac_clk_in(dac_clk_in),
.adc_clk_in(adc_clk_in),
.rst_n(rst_n),
.rst_soft(rst_soft),
.finish(finish),
.cfg_bus_input(cfg_bus),
.cfg_bus_valid(cfg_bus_valid),
.start(start),
.busy(busy),
.dac_pulse_width(dac_pulse_width),
.dac_pulse_period(dac_pulse_period),
.dac_pulse_height(dac_pulse_height),
.dac_pulse_num(dac_pulse_num),
.adc_pulse_period(adc_pulse_period),
.adc_pulse_num(adc_pulse_num),
.adc_window_size(adc_window_size),
.dac_start(dac_start),
.adc_start(adc_start),
.dac_rst(dac_rst),
.adc_rst(adc_rst)
);
// CONTROLLER DMA
dma_read_desc_t desc_read_cmd, desc_read_cmd_out;
assign desc_read_cmd.addr = desc_read_addr;
assign desc_read_cmd.len = desc_read_len;
assign desc_read_cmd.tag = desc_read_config[TAG_WIDTH-1:0];
assign desc_read_cmd.id = desc_read_config[TAG_WIDTH +: AXIS_ID_WIDTH];
assign desc_read_cmd.dest = desc_read_config[TAG_WIDTH+AXIS_ID_WIDTH +: AXIS_DEST_WIDTH];
assign desc_read_cmd.user = desc_read_config[TAG_WIDTH+AXIS_ID_WIDTH+AXIS_DEST_WIDTH +: AXIS_USER_WIDTH];
dma_write_desc_t desc_write_cmd, desc_write_cmd_out;
assign desc_write_cmd.addr = desc_write_addr;
assign desc_write_cmd.len = desc_write_len_and_tag[LEN_WIDTH-1:0];
assign desc_write_cmd.tag = desc_write_len_and_tag[LEN_WIDTH +: TAG_WIDTH];
dma_read_status_t status_read_cmd, status_read_cmd_in;
assign status_read = { status_read_cmd.error, status_read_cmd.tag};
dma_write_status_t status_write_cmd, status_write_cmd_in;
assign status_write_len = status_write_cmd.len;
assign status_write_config = { status_write_cmd.error, status_write_cmd.user,
status_write_cmd.dest, status_write_cmd.id, status_write_cmd.tag};
dma_controller dma_controller_inst
(
.dma_clk(ctrl_clk),
.rst_n(rst_n),
.send_desc_read(send_desc_read),
.send_desc_write(send_desc_write),
.take_status_read(take_status_read),
.take_status_write(take_status_write),
.desc_read_cmd(desc_read_cmd),
.desc_write_cmd(desc_write_cmd),
.status_read_cmd(status_read_cmd),
.status_write_cmd(status_write_cmd),
.desc_read_cmd_out(desc_read_cmd_out),
.desc_write_cmd_out(desc_write_cmd_out),
.status_read_cmd_in(status_read_cmd_in),
.status_write_cmd_in(status_write_cmd_in),
.ready_desc_read(m_axis_desc_read.resp.ready),
.ready_desc_write(m_axis_desc_write.resp.ready),
.ready_status_read(s_axis_status_read.resp.ready),
.ready_status_write(s_axis_status_write.resp.ready),
.valid_desc_read(m_axis_desc_read.req.t.valid),
.valid_desc_write(m_axis_desc_write.req.t.valid),
.valid_status_read(s_axis_status_read.req.t.valid),
.valid_status_write(s_axis_status_write.req.t.valid),
.desc_read_dma_busy(desc_read_dma_busy),
.desc_write_dma_busy(desc_write_dma_busy),
.status_read_dma_busy(status_read_dma_busy),
.status_write_dma_busy(status_write_dma_busy),
.desc_read_dma_hs(desc_read_dma_hs),
.desc_write_dma_hs(desc_write_dma_hs),
.status_read_dma_hs(status_read_dma_hs),
.status_write_dma_hs(status_write_dma_hs)
);
axis_defaults_master defaults_rd (.axis(m_axis_desc_read));
axis_defaults_master defaults_wr (.axis(m_axis_desc_write));
assign m_axis_desc_read.req.t.data = desc_read_cmd_out;
assign m_axis_desc_write.req.t.data = desc_write_cmd_out;
assign status_read_cmd_in = s_axis_status_read.req.t.data;
assign status_write_cmd_in = s_axis_status_write.req.t.data;
endmodule