Entity: ip_64

Diagram

wire clk wire rst wire s_eth_hdr_valid wire [47:0] s_eth_dest_mac wire [47:0] s_eth_src_mac wire [15:0] s_eth_type wire [63:0] s_eth_payload_axis_tdata wire [7:0] s_eth_payload_axis_tkeep wire s_eth_payload_axis_tvalid wire s_eth_payload_axis_tlast wire s_eth_payload_axis_tuser wire m_eth_hdr_ready wire m_eth_payload_axis_tready wire arp_request_ready wire arp_response_valid wire arp_response_error wire [47:0] arp_response_mac wire s_ip_hdr_valid wire [5:0] s_ip_dscp wire [1:0] s_ip_ecn wire [15:0] s_ip_length wire [7:0] s_ip_ttl wire [7:0] s_ip_protocol wire [31:0] s_ip_source_ip wire [31:0] s_ip_dest_ip wire [63:0] s_ip_payload_axis_tdata wire [7:0] s_ip_payload_axis_tkeep wire s_ip_payload_axis_tvalid wire s_ip_payload_axis_tlast wire s_ip_payload_axis_tuser wire m_ip_hdr_ready wire m_ip_payload_axis_tready wire [47:0] local_mac wire [31:0] local_ip wire s_eth_hdr_ready wire s_eth_payload_axis_tready wire m_eth_hdr_valid wire [47:0] m_eth_dest_mac wire [47:0] m_eth_src_mac wire [15:0] m_eth_type wire [63:0] m_eth_payload_axis_tdata wire [7:0] m_eth_payload_axis_tkeep wire m_eth_payload_axis_tvalid wire m_eth_payload_axis_tlast wire m_eth_payload_axis_tuser wire arp_request_valid wire [31:0] arp_request_ip wire arp_response_ready wire s_ip_hdr_ready wire s_ip_payload_axis_tready wire m_ip_hdr_valid wire [47:0] m_ip_eth_dest_mac wire [47:0] m_ip_eth_src_mac wire [15:0] m_ip_eth_type wire [3:0] m_ip_version wire [3:0] m_ip_ihl wire [5:0] m_ip_dscp wire [1:0] m_ip_ecn wire [15:0] m_ip_length wire [15:0] m_ip_identification wire [2:0] m_ip_flags wire [12:0] m_ip_fragment_offset wire [7:0] m_ip_ttl wire [7:0] m_ip_protocol wire [15:0] m_ip_header_checksum wire [31:0] m_ip_source_ip wire [31:0] m_ip_dest_ip wire [63:0] m_ip_payload_axis_tdata wire [7:0] m_ip_payload_axis_tkeep wire m_ip_payload_axis_tvalid wire m_ip_payload_axis_tlast wire m_ip_payload_axis_tuser wire rx_busy wire tx_busy wire rx_error_header_early_termination wire rx_error_payload_early_termination wire rx_error_invalid_header wire rx_error_invalid_checksum wire tx_error_payload_early_termination wire tx_error_arp_failed

Description

Language: Verilog 2001

Ports

Port name Direction Type Description
clk input wire
rst input wire
s_eth_hdr_valid input wire * Ethernet frame input */
s_eth_hdr_ready output wire
s_eth_dest_mac input wire [47:0]
s_eth_src_mac input wire [47:0]
s_eth_type input wire [15:0]
s_eth_payload_axis_tdata input wire [63:0]
s_eth_payload_axis_tkeep input wire [7:0]
s_eth_payload_axis_tvalid input wire
s_eth_payload_axis_tready output wire
s_eth_payload_axis_tlast input wire
s_eth_payload_axis_tuser input wire
m_eth_hdr_valid output wire * Ethernet frame output */
m_eth_hdr_ready input wire
m_eth_dest_mac output wire [47:0]
m_eth_src_mac output wire [47:0]
m_eth_type output wire [15:0]
m_eth_payload_axis_tdata output wire [63:0]
m_eth_payload_axis_tkeep output wire [7:0]
m_eth_payload_axis_tvalid output wire
m_eth_payload_axis_tready input wire
m_eth_payload_axis_tlast output wire
m_eth_payload_axis_tuser output wire
arp_request_valid output wire * ARP requests */
arp_request_ready input wire
arp_request_ip output wire [31:0]
arp_response_valid input wire
arp_response_ready output wire
arp_response_error input wire
arp_response_mac input wire [47:0]
s_ip_hdr_valid input wire * IP input */
s_ip_hdr_ready output wire
s_ip_dscp input wire [5:0]
s_ip_ecn input wire [1:0]
s_ip_length input wire [15:0]
s_ip_ttl input wire [7:0]
s_ip_protocol input wire [7:0]
s_ip_source_ip input wire [31:0]
s_ip_dest_ip input wire [31:0]
s_ip_payload_axis_tdata input wire [63:0]
s_ip_payload_axis_tkeep input wire [7:0]
s_ip_payload_axis_tvalid input wire
s_ip_payload_axis_tready output wire
s_ip_payload_axis_tlast input wire
s_ip_payload_axis_tuser input wire
m_ip_hdr_valid output wire * IP output */
m_ip_hdr_ready input wire
m_ip_eth_dest_mac output wire [47:0]
m_ip_eth_src_mac output wire [47:0]
m_ip_eth_type output wire [15:0]
m_ip_version output wire [3:0]
m_ip_ihl output wire [3:0]
m_ip_dscp output wire [5:0]
m_ip_ecn output wire [1:0]
m_ip_length output wire [15:0]
m_ip_identification output wire [15:0]
m_ip_flags output wire [2:0]
m_ip_fragment_offset output wire [12:0]
m_ip_ttl output wire [7:0]
m_ip_protocol output wire [7:0]
m_ip_header_checksum output wire [15:0]
m_ip_source_ip output wire [31:0]
m_ip_dest_ip output wire [31:0]
m_ip_payload_axis_tdata output wire [63:0]
m_ip_payload_axis_tkeep output wire [7:0]
m_ip_payload_axis_tvalid output wire
m_ip_payload_axis_tready input wire
m_ip_payload_axis_tlast output wire
m_ip_payload_axis_tuser output wire
rx_busy output wire * Status */
tx_busy output wire
rx_error_header_early_termination output wire
rx_error_payload_early_termination output wire
rx_error_invalid_header output wire
rx_error_invalid_checksum output wire
tx_error_payload_early_termination output wire
tx_error_arp_failed output wire
local_mac input wire [47:0] * Configuration */
local_ip input wire [31:0]

Signals

Name Type Description
state_reg reg [1:0]
state_next reg [1:0]
outgoing_ip_hdr_valid_reg reg
outgoing_ip_hdr_valid_next reg
outgoing_ip_hdr_ready wire
outgoing_eth_dest_mac_reg reg [47:0]
outgoing_eth_dest_mac_next reg [47:0]
outgoing_ip_payload_axis_tready wire
s_ip_hdr_ready_reg reg
s_ip_hdr_ready_next reg
arp_request_valid_reg reg
arp_request_valid_next reg
arp_response_ready_reg reg
arp_response_ready_next reg
drop_packet_reg reg
drop_packet_next reg

Constants

Name Type Value Description
STATE_IDLE [1:0] 2'd0
STATE_ARP_QUERY [1:0] 2'd1
STATE_WAIT_PACKET [1:0] 2'd2

Processes

Type: always

Type: always

Instantiations

Description

  • IP frame processing
    */