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[/] [esoc/] [trunk/] [Sources/] [logixa/] [package_esoc_configuration.vhd] - Rev 55
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-------------------------------------------------------------------------------- -- Object : Package work.package_esoc_configuration -- Last modified : Thu Oct 10 12:38:17 2013. -------------------------------------------------------------------------------- library ieee, std; use ieee.std_logic_1164.all; use std.textio.all; use ieee.numeric_std.all; --------------------------------------------------------------------------------------------------------------- -- Package declaration: ESoC Configuration items --------------------------------------------------------------------------------------------------------------- package package_esoc_configuration is -- Manufacturer and device ID constant esoc_id: std_logic_vector(31 downto 0):= X"71022" & X"001"; -- Version information (version.release) constant esoc_version: integer := 1; constant esoc_release: integer := 0; -- Mode of operation type esoc_modes is (normal, simulation); constant esoc_mode: esoc_modes := simulation; -- Boot from ROM type esoc_brom_modes is (disabled, enabled); constant esoc_brom_mode: esoc_brom_modes := disabled; -- Port count configuration (maximum is 16) constant esoc_port_count: integer := 8; --------------------------------------------------------------------------------------------------------------- -- Package declaration: ESoC Address Mapping --------------------------------------------------------------------------------------------------------------- -- Address mapping constant esoc_base : integer := 0; -- Boundaries of eSoc memory constant esoc_size : integer := 65280; constant esoc_testbench_base : integer := 65280; -- Base address = 0xFF00 constant esoc_testbench_size : integer := 8; constant esoc_search_engine_base : integer := 34832; -- Base address = 0x8810 constant esoc_search_engine_size : integer := 8; constant esoc_bus_arbiter_base : integer := 34816; -- Base address = 0x8808 for ID 1 constant esoc_bus_arbiter_size : integer := 8; -- Base address = 0x8800 for ID 0 constant esoc_control_base : integer := 32768; -- Base address = 0x8000 constant esoc_control_size : integer := 8; constant esoc_port_mac_base : integer := 0; -- Base address = port_base + port_nr * port_base_offset constant esoc_port_mac_size : integer := 256; constant esoc_port_mal_base : integer := 384; constant esoc_port_mal_size : integer := 8; constant esoc_port_proc_base : integer := 400; constant esoc_port_proc_size : integer := 16; constant esoc_port_base_offset : integer := 2048; --------------------------------------------------------------------------------------------------------------- -- Package declaration: ESoC Design items --------------------------------------------------------------------------------------------------------------- -- Configuration of clock and clock enables constant clk_control_freq : integer := 50000000; constant clk_data_freq : integer := 125000000; constant clk_search_freq : integer := 100000000; constant clk_search_en_div_1s : integer := clk_search_freq/1; -- 1s enable --> 100MHz / 1Hz constant clk_search_en_div_1s_sim : integer := clk_search_freq/100000; -- 10us enable --> 100MHz / 100kHz -- Number of metastability flip flops constant esoc_meta_ffs : integer := 2; -- Ethernet Packet Known Values constant esoc_ethernet_uc_mc_bc : integer := 40; -- if bit 40 of the DA is 0 it is a uni cast else a multicast or even broadcast constant esoc_ethernet_vlan_type : std_logic_vector(15 downto 0) := X"8100"; constant esoc_ethernet_vlan_qos : std_logic_vector(11 downto 0) := X"000"; constant esoc_ethernet_ipv4_type : std_logic_vector(15 downto 0) := X"0800"; constant esoc_ethernet_ipv6_type : std_logic_vector(15 downto 0) := X"8808"; -- Entity ESoC Port Mal[Inbound] to ESoC Port Processor[Search] -- Record stored in Header Fifo format (start positions) constant esoc_inbound_header_dmac_hi : integer := 80; -- Position of destination MAC in header fifo entry, length is 48 bits constant esoc_inbound_header_dmac_lo : integer := 64; -- Position of destination and source MAC in header fifo entry, length is 48 bits constant esoc_inbound_header_smac_hi : integer := 48; -- Position of destination and source MAC in header fifo entry, length is 48 bits constant esoc_inbound_header_smac_lo : integer := 16; -- Position of source MAC in header fifo entry, length is 48 bits constant esoc_inbound_header_vlan : integer := 4; -- Position of vlan ID in header fifo entry, length is 12 bits constant esoc_inbound_header_unused3_flag : integer := 3; -- Position of ... flag in header fifo entry, length is 1 bit constant esoc_inbound_header_unused2_flag : integer := 2; -- Position of ... flag in header fifo entry, length is 1 bit constant esoc_inbound_header_unused1_flag : integer := 1; -- Position of ... flag in header fifo entry, length is 1 bit constant esoc_inbound_header_vlan_flag : integer := 0; -- Position of vlan tagged packet flag in header fifo entry, length is 1 bit -- Entity ESoC Port Mal[Inbound] to ESoC Port Processor[Inbound Control] -- Record stored in Info Fifo format (start positions) constant esoc_inbound_info_length : integer := 20; -- Position of packet length in info fifo entry constant esoc_inbound_info_length_size : integer := 12; -- Size of packet length in info fifo entry constant esoc_inbound_info_vlan_tci : integer := 4; -- Position of vlan tag in info fifo entry, length is 16 bits constant esoc_inbound_info_unused3_flag : integer := 3; -- Position of ... flag in info fifo entry, length is 1 bit constant esoc_inbound_info_unused2_flag : integer := 2; -- Position of ... flag in info fifo entry, length is 1 bit constant esoc_inbound_info_unused1_flag : integer := 1; -- Position of ... flag in info fifo entry, length is 1 bit constant esoc_inbound_info_vlan_flag : integer := 0; -- Position of vlan tagged packet flag in info fifo entry, length is 1 bit -- Entity ESoC Port Processor[Outbound Control] to ESoC Port Mal[Outbound] -- Record stored in Info Fifo format (start positions) constant esoc_outbound_info_length : integer := 4; -- Position of packet length in info fifo entry constant esoc_outbound_info_length_size : integer := 12; -- Size of packet length in info fifo entry constant esoc_outbound_info_unused3_flag : integer := 3; -- Position of ... flag in info fifo entry, length is 1 bit constant esoc_outbound_info_unused2_flag : integer := 2; -- Position of ... flag in info fifo entry, length is 1 bit constant esoc_outbound_info_vlan_flag : integer := 1; -- Position of vlan tagged packet flag in info fifo entry, length is 1 bit constant esoc_outbound_info_error_flag : integer := 0; -- Position of error flag in info fifo entry, length is 1 bit -- Entity ESoC Port Processor[Inbound Control] to ESoC Port Processor[Outbound Control] -- Record prepended for each packet transferred over data bus (start positions) constant esoc_dbus_packet_info_sport : integer := 32; -- Position of ESoC source port in prependeded packet info DWORD, length is 4 bits constant esoc_dbus_packet_info_length : integer := 20; -- Position of packet length in prependeded packet info DWORD constant esoc_dbus_packet_info_length_size : integer := 12; -- Size of packet length in prependeded packet info DWORD constant esoc_dbus_packet_info_vlan_tci : integer := 4; -- Position of vlan tag in prependeded packet info DWORD, length is 16 bits constant esoc_dbus_packet_info_unused3_flag : integer := 3; -- Position of ... flag in prependeded packet info DWORD, length is 1 bit constant esoc_dbus_packet_info_unused2_flag : integer := 2; -- Position of ... flag in prependeded packet info DWORD, length is 1 bit constant esoc_dbus_packet_info_unused1_flag : integer := 1; -- Position of ... flag in prependeded packet info DWORD, length is 1 bit constant esoc_dbus_packet_info_vlan_flag : integer := 0; -- Position of vlan tagged packet flag in prependeded packet info DWORD, length is 1 bit -- Entity ESoC Port Processor[Search] to ESoC Search Engine -- Record transferred over search bus (start positions) constant esoc_search_bus_sport : integer := 48; -- Position of ESoC source port, length is 16 bits constant esoc_search_bus_vlan : integer := 48; -- Position of VLAN ID in table entry, length is 12 bit constant esoc_search_bus_mac : integer := 0; -- Position of MAC address in table entry, length is 48 bit -- Entity ESoC Search Engine configuration constant esoc_search_engine_col_depth : integer := 7; -- Depth of collision buffer in number of entries, valid values 0 up to 7, results in a depth of 0 to 7 additional entries. constant esoc_search_engine_hash_delay : integer := 1; -- Hash delay is determined by XOR tree and RAM latency (=1 clock) -- Entity ESoC Search Engine -- Record in MAC/VLAN Learning table constant esoc_search_entry_valid : integer := 79; -- Position of entry valid flag in table entry, length is 1 bit constant esoc_search_entry_aging : integer := 78; -- Position of update flag for aging protocol in table entry, length is 1 bit constant esoc_search_entry_unused2 : integer := 77; -- constant esoc_search_entry_unused1 : integer := 76; -- constant esoc_search_entry_destination : integer := 60; -- Position of destination ports in table entry, length is 16 bit constant esoc_search_entry_vlan : integer := 48; -- Position of VLAN ID in table entry, length is 12 bit constant esoc_search_entry_mac : integer := 0; -- Position of MAC address in table entry, length is 48 bit end package_esoc_configuration; --------------------------------------------------------------------------------------------------------------- -- Package definitions --------------------------------------------------------------------------------------------------------------- package body package_esoc_configuration is end package_esoc_configuration;
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