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-------------------------------------------------------------------------------
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--
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-- Title : pcie_core64_m1
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-- Author : Dmitry Smekhov
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-- Company : Instrumental Systems
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-- E-mail : dsmv@insys.ru
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--
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-- Version : 1.0
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--
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-------------------------------------------------------------------------------
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--
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-- Description : Контроллер шины PCI Express
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--
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-------------------------------------------------------------------------------
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library ieee;
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use ieee.std_logic_1164.all;
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use work.core64_type_pkg.all;
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package pcie_core64_m1_pkg is
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--! контроллер PCI-Express
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component pcie_core64_m1 is
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generic (
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is_simulation : integer:=0 --! 0 - синтез, 1 - моделирование
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);
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port (
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---- PCI-Express ----
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txp : out std_logic_vector( 7 downto 0 );
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txn : out std_logic_vector( 7 downto 0 );
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rxp : in std_logic_vector( 7 downto 0 );
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rxn : in std_logic_vector( 7 downto 0 );
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mgt250 : in std_logic; -- тактовая частота 250 MHz от PCI_Express
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perst : in std_logic; -- 0 - сброс
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px : out std_logic_vector( 7 downto 0 ); --! контрольные точки
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pcie_lstatus : out std_logic_vector( 15 downto 0 ); -- регистр LSTATUS
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pcie_link_up : out std_logic; -- 0 - завершена инициализация PCI-Express
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---- Локальная шина ----
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clk_out : out std_logic; --! тактовая частота 250 MHz
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reset_out : out std_logic; --! 0 - сброс
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dcm_rstp : out std_logic; --! 1 - сброс DCM 266 МГц
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---- BAR0 - блоки управления ----
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bp_host_data : out std_logic_vector( 31 downto 0 ); --! шина данных - выход
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bp_data : in std_logic_vector( 31 downto 0 ); --! шина данных - вход
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bp_adr : out std_logic_vector( 19 downto 0 ); --! адрес регистра
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bp_we : out std_logic_vector( 3 downto 0 ); --! 1 - запись в регистры
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bp_rd : out std_logic_vector( 3 downto 0 ); --! 1 - чтение из регистров блока
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bp_sel : out std_logic_vector( 1 downto 0 ); --! номер блока для чтения
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bp_reg_we : out std_logic; --! 1 - запись в регистр по адресам 0x100000 - 0x1FFFFF
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bp_reg_rd : out std_logic; --! 1 - чтение из регистра по адресам 0x100000 - 0x1FFFFF
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bp_irq : in std_logic; --! 1 - запрос прерывания
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---- BAR1 ----
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aclk : in std_logic; --! тактовая частота локальной шины - 266 МГц
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aclk_lock : in std_logic; --! 1 - захват частоты
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pb_master : out type_pb_master; --! запрос
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pb_slave : in type_pb_slave --! ответ
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);
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end component;
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end package;
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library ieee;
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use ieee.std_logic_1164.all;
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use work.core64_type_pkg.all;
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use work.core64_rx_engine_pkg.all;
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use work.core64_tx_engine_pkg.all;
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use work.core64_reg_access_pkg.all;
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use work.core64_pb_disp_pkg.all;
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use work.block_pe_fifo_ext_pkg.all;
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use work.core64_interrupt_pkg.all;
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--! контроллер PCI-Express
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entity pcie_core64_m1 is
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generic (
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is_simulation : integer:=0 --! 0 - синтез, 1 - моделирование
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);
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port (
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---- PCI-Express ----
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txp : out std_logic_vector( 7 downto 0 );
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txn : out std_logic_vector( 7 downto 0 );
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rxp : in std_logic_vector( 7 downto 0 );
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rxn : in std_logic_vector( 7 downto 0 );
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mgt250 : in std_logic; -- тактовая частота 250 MHz от PCI_Express
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perst : in std_logic; -- 0 - сброс
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px : out std_logic_vector( 7 downto 0 ); --! контрольные точки
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pcie_lstatus : out std_logic_vector( 15 downto 0 ); -- регистр LSTATUS
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pcie_link_up : out std_logic; -- 0 - завершена инициализация PCI-Express
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---- Локальная шина ----
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clk_out : out std_logic; --! тактовая частота 250 MHz
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reset_out : out std_logic; --! 0 - сброс
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dcm_rstp : out std_logic; --! 1 - сброс DCM 266 МГц
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---- BAR0 - блоки управления ----
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bp_host_data : out std_logic_vector( 31 downto 0 ); --! шина данных - выход
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bp_data : in std_logic_vector( 31 downto 0 ); --! шина данных - вход
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bp_adr : out std_logic_vector( 19 downto 0 ); --! адрес регистра
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bp_we : out std_logic_vector( 3 downto 0 ); --! 1 - запись в регистры
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bp_rd : out std_logic_vector( 3 downto 0 ); --! 1 - чтение из регистров блока
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bp_sel : out std_logic_vector( 1 downto 0 ); --! номер блока для чтения
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bp_reg_we : out std_logic; --! 1 - запись в регистр по адресам 0x100000 - 0x1FFFFF
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bp_reg_rd : out std_logic; --! 1 - чтение из регистра по адресам 0x100000 - 0x1FFFFF
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bp_irq : in std_logic; --! 1 - запрос прерывания
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---- BAR1 ----
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aclk : in std_logic; --! тактовая частота локальной шины - 266 МГц
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aclk_lock : in std_logic; --! 1 - захват частоты
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pb_master : out type_pb_master; --! запрос
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pb_slave : in type_pb_slave --! ответ
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);
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end pcie_core64_m1;
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architecture pcie_core64_m1 of pcie_core64_m1 is
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component ctrl_pcie_x8
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port (
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pci_exp_rxn : in std_logic_vector((8 - 1) downto 0);
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pci_exp_rxp : in std_logic_vector((8 - 1) downto 0);
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pci_exp_txn : out std_logic_vector((8 - 1) downto 0);
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pci_exp_txp : out std_logic_vector((8 - 1) downto 0);
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sys_clk : in STD_LOGIC;
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sys_reset_n : in STD_LOGIC;
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refclkout : out std_logic;
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trn_clk : out STD_LOGIC;
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trn_reset_n : out STD_LOGIC;
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trn_lnk_up_n : out STD_LOGIC;
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trn_td : in STD_LOGIC_VECTOR((64 - 1) downto 0);
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trn_trem_n: in STD_LOGIC_VECTOR (7 downto 0);
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trn_tsof_n : in STD_LOGIC;
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trn_teof_n : in STD_LOGIC;
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trn_tsrc_dsc_n : in STD_LOGIC;
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trn_tsrc_rdy_n : in STD_LOGIC;
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trn_tdst_dsc_n : out STD_LOGIC;
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trn_tdst_rdy_n : out STD_LOGIC;
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trn_terrfwd_n : in STD_LOGIC ;
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trn_tbuf_av : out STD_LOGIC_VECTOR (( 4 -1 ) downto 0 );
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trn_rd : out STD_LOGIC_VECTOR((64 - 1) downto 0);
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trn_rrem_n: out STD_LOGIC_VECTOR (7 downto 0);
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trn_rsof_n : out STD_LOGIC;
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trn_reof_n : out STD_LOGIC;
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trn_rsrc_dsc_n : out STD_LOGIC;
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trn_rsrc_rdy_n : out STD_LOGIC;
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trn_rbar_hit_n : out STD_LOGIC_VECTOR ( 6 downto 0 );
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trn_rdst_rdy_n : in STD_LOGIC;
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trn_rerrfwd_n : out STD_LOGIC;
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trn_rnp_ok_n : in STD_LOGIC;
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trn_rfc_npd_av : out STD_LOGIC_VECTOR ( 11 downto 0 );
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trn_rfc_nph_av : out STD_LOGIC_VECTOR ( 7 downto 0 );
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trn_rfc_pd_av : out STD_LOGIC_VECTOR ( 11 downto 0 );
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trn_rfc_ph_av : out STD_LOGIC_VECTOR ( 7 downto 0 );
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trn_rcpl_streaming_n : in STD_LOGIC;
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cfg_do : out STD_LOGIC_VECTOR ( 31 downto 0 );
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cfg_rd_wr_done_n : out STD_LOGIC;
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cfg_di : in STD_LOGIC_VECTOR ( 31 downto 0 );
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cfg_byte_en_n : in STD_LOGIC_VECTOR ( 3 downto 0 );
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cfg_dwaddr : in STD_LOGIC_VECTOR ( 9 downto 0 );
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cfg_wr_en_n : in STD_LOGIC;
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cfg_rd_en_n : in STD_LOGIC;
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cfg_err_cor_n : in STD_LOGIC;
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cfg_err_cpl_abort_n : in STD_LOGIC;
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cfg_err_cpl_timeout_n : in STD_LOGIC;
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cfg_err_cpl_unexpect_n : in STD_LOGIC;
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cfg_err_ecrc_n : in STD_LOGIC;
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cfg_err_posted_n : in STD_LOGIC;
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cfg_err_tlp_cpl_header : in STD_LOGIC_VECTOR ( 47 downto 0 );
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cfg_err_ur_n : in STD_LOGIC;
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cfg_err_cpl_rdy_n : out STD_LOGIC;
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cfg_err_locked_n : in STD_LOGIC;
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cfg_interrupt_n : in STD_LOGIC;
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cfg_interrupt_rdy_n : out STD_LOGIC;
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cfg_pm_wake_n : in STD_LOGIC;
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cfg_pcie_link_state_n : out STD_LOGIC_VECTOR ( 2 downto 0 );
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cfg_to_turnoff_n : out STD_LOGIC;
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cfg_interrupt_assert_n : in STD_LOGIC;
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cfg_interrupt_di : in STD_LOGIC_VECTOR(7 downto 0);
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cfg_interrupt_do : out STD_LOGIC_VECTOR(7 downto 0);
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cfg_interrupt_mmenable : out STD_LOGIC_VECTOR(2 downto 0);
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cfg_interrupt_msienable: out STD_LOGIC;
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cfg_trn_pending_n : in STD_LOGIC;
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cfg_bus_number : out STD_LOGIC_VECTOR ( 7 downto 0 );
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cfg_device_number : out STD_LOGIC_VECTOR ( 4 downto 0 );
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cfg_function_number : out STD_LOGIC_VECTOR ( 2 downto 0 );
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cfg_status : out STD_LOGIC_VECTOR ( 15 downto 0 );
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cfg_command : out STD_LOGIC_VECTOR ( 15 downto 0 );
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cfg_dstatus : out STD_LOGIC_VECTOR ( 15 downto 0 );
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cfg_dcommand : out STD_LOGIC_VECTOR ( 15 downto 0 );
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cfg_lstatus : out STD_LOGIC_VECTOR ( 15 downto 0 );
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cfg_lcommand : out STD_LOGIC_VECTOR ( 15 downto 0 );
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cfg_dsn: in STD_LOGIC_VECTOR (63 downto 0 );
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fast_train_simulation_only : in STD_LOGIC
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);
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end component;
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--signal sys_clk_c : std_logic;
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--signal sys_reset_n_c : std_logic;
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signal trn_clk_c : std_logic;
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signal trn_reset_n_c : std_logic;
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signal trn_lnk_up_n_c : std_logic;
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signal cfg_trn_pending_n_c : std_logic;
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signal trn_tsof_n_c : std_logic;
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signal trn_teof_n_c : std_logic;
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signal trn_tsrc_rdy_n_c : std_logic;
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signal trn_tdst_rdy_n_c : std_logic;
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signal trn_tsrc_dsc_n_c : std_logic;
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signal trn_terrfwd_n_c : std_logic;
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signal trn_tdst_dsc_n_c : std_logic;
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signal trn_td_c : std_logic_vector((64 - 1) downto 0);
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signal trn_trem_n_c : std_logic_vector(7 downto 0);
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signal trn_tbuf_av_c : std_logic_vector(( 4 -1 ) downto 0);
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signal trn_rsof_n_c : std_logic;
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signal trn_reof_n_c : std_logic;
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signal trn_rsrc_rdy_n_c : std_logic;
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signal trn_rsrc_dsc_n_c : std_logic;
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signal trn_rdst_rdy_n_c : std_logic;
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signal trn_rerrfwd_n_c : std_logic;
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signal trn_rnp_ok_n_c : std_logic;
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signal trn_rd_c : std_logic_vector((64 - 1) downto 0);
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signal trn_rrem_n_c : std_logic_vector(7 downto 0);
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signal trn_rbar_hit_n_c : std_logic_vector(6 downto 0);
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signal trn_rfc_nph_av_c : std_logic_vector(7 downto 0);
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signal trn_rfc_npd_av_c : std_logic_vector(11 downto 0);
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signal trn_rfc_ph_av_c : std_logic_vector(7 downto 0);
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signal trn_rfc_pd_av_c : std_logic_vector(11 downto 0);
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signal trn_rcpl_streaming_n_c : std_logic;
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signal cfg_do_c : std_logic_vector(31 downto 0);
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signal cfg_di_c : std_logic_vector(31 downto 0);
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signal cfg_dwaddr_c : std_logic_vector(9 downto 0) ;
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signal cfg_byte_en_n_c : std_logic_vector(3 downto 0);
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signal cfg_err_tlp_cpl_header_c : std_logic_vector(47 downto 0);
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signal cfg_wr_en_n_c : std_logic;
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signal cfg_rd_en_n_c : std_logic;
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signal cfg_rd_wr_done_n_c : std_logic;
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signal cfg_err_cor_n_c : std_logic;
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signal cfg_err_ur_n_c : std_logic;
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signal cfg_err_ecrc_n_c : std_logic;
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signal cfg_err_cpl_timeout_n_c : std_logic;
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signal cfg_err_cpl_abort_n_c : std_logic;
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signal cfg_err_cpl_unexpect_n_c : std_logic;
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signal cfg_err_posted_n_c : std_logic;
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signal cfg_err_cpl_rdy_n_c : std_logic;
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signal cfg_interrupt_n_c : std_logic;
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signal cfg_interrupt_rdy_n_c : std_logic;
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|
293 |
|
|
signal cfg_interrupt_assert_n_c : std_logic;
|
294 |
|
|
signal cfg_interrupt_di_c : std_logic_vector(7 downto 0);
|
295 |
|
|
signal cfg_interrupt_do_c : std_logic_vector(7 downto 0);
|
296 |
|
|
signal cfg_interrupt_mmenable_c : std_logic_vector(2 downto 0);
|
297 |
|
|
signal cfg_interrupt_msienable_c: std_logic;
|
298 |
|
|
|
299 |
|
|
signal cfg_turnoff_ok_n_c : std_logic;
|
300 |
|
|
signal cfg_to_turnoff_n_c : std_logic;
|
301 |
|
|
signal cfg_pm_wake_n_c : std_logic;
|
302 |
|
|
signal cfg_pcie_link_state_n_c : std_logic_vector(2 downto 0);
|
303 |
|
|
signal cfg_bus_number_c : std_logic_vector(7 downto 0);
|
304 |
|
|
signal cfg_device_number_c : std_logic_vector(4 downto 0);
|
305 |
|
|
signal cfg_function_number_c : std_logic_vector(2 downto 0);
|
306 |
|
|
signal cfg_status_c : std_logic_vector(15 downto 0);
|
307 |
|
|
signal cfg_command_c : std_logic_vector(15 downto 0);
|
308 |
|
|
signal cfg_dstatus_c : std_logic_vector(15 downto 0);
|
309 |
|
|
signal cfg_dcommand_c : std_logic_vector(15 downto 0);
|
310 |
|
|
signal cfg_lstatus_c : std_logic_vector(15 downto 0);
|
311 |
|
|
signal cfg_lcommand_c : std_logic_vector(15 downto 0);
|
312 |
|
|
--signal unsigned_fast_simulation: unsigned(0 downto 0);
|
313 |
|
|
signal vector_fast_simulation: std_logic_vector(0 downto 0):=(0=>'1');
|
314 |
|
|
|
315 |
|
|
signal refclkout : std_logic;
|
316 |
|
|
|
317 |
|
|
|
318 |
|
|
signal clk : std_logic;
|
319 |
|
|
signal rstp : std_logic;
|
320 |
|
|
signal trn_rx : type_trn_rx; --! приём пакета
|
321 |
|
|
signal trn_rx_back : type_trn_rx_back; --! готовность к приёму пакета
|
322 |
|
|
|
323 |
|
|
signal reg_access : type_reg_access; --! запрос на доступ к регистрам
|
324 |
|
|
|
325 |
|
|
signal rx_tx_engine : type_rx_tx_engine; --! обмен RX->TX
|
326 |
|
|
signal tx_rx_engine : type_tx_rx_engine; --! обмен TX->RX
|
327 |
|
|
|
328 |
|
|
signal rx_ext_fifo : type_rx_ext_fifo; --! обмен RX->EXT_FIFO
|
329 |
|
|
signal tx_ext_fifo : type_tx_ext_fifo;
|
330 |
|
|
signal tx_ext_fifo_back : type_tx_ext_fifo_back;
|
331 |
|
|
signal reg_access_back : type_reg_access_back;
|
332 |
|
|
signal completer_id : std_logic_vector( 15 downto 0 );
|
333 |
|
|
|
334 |
|
|
signal trn_tx : type_trn_tx;
|
335 |
|
|
signal trn_tx_back : type_trn_tx_back;
|
336 |
|
|
|
337 |
|
|
signal reg_disp : type_reg_disp;
|
338 |
|
|
signal reg_disp_back : type_reg_disp_back;
|
339 |
|
|
|
340 |
|
|
signal reg_ext_fifo : type_reg_ext_fifo;
|
341 |
|
|
signal reg_ext_fifo_back : type_reg_ext_fifo_back;
|
342 |
|
|
|
343 |
|
|
signal ext_fifo_disp : type_ext_fifo_disp; --! запрос на доступ от узла EXT_FIFO
|
344 |
|
|
signal ext_fifo_disp_back : type_ext_fifo_disp_back; --! ответ на запрос
|
345 |
|
|
|
346 |
|
|
signal pb_rstp : std_logic;
|
347 |
|
|
|
348 |
|
|
signal irq : std_logic;
|
349 |
|
|
|
350 |
|
|
attribute buffer_type : string;
|
351 |
|
|
attribute clock_buffer : string;
|
352 |
|
|
--attribute clock_buffer of signal_name: signal is "{bufgdll|ibufg|bufgp|ibuf|none}";
|
353 |
|
|
attribute buffer_type of clk_out: signal is "none";
|
354 |
|
|
attribute buffer_type of clk: signal is "none";
|
355 |
|
|
|
356 |
|
|
attribute clock_buffer of clk_out : signal is "none";
|
357 |
|
|
attribute clock_buffer of clk : signal is "none";
|
358 |
|
|
|
359 |
|
|
begin
|
360 |
|
|
|
361 |
|
|
gen_sim: if( is_simulation/=0 ) generate
|
362 |
|
|
vector_fast_simulation <= (others=>'1');
|
363 |
|
|
end generate;
|
364 |
|
|
|
365 |
|
|
gen_syn: if( is_simulation=0 ) generate
|
366 |
|
|
vector_fast_simulation <= (others=>'0');
|
367 |
|
|
end generate;
|
368 |
|
|
|
369 |
|
|
|
370 |
|
|
clk_out <= clk;
|
371 |
|
|
reset_out <= not pb_rstp after 1 ns when rising_edge( clk );
|
372 |
|
|
|
373 |
|
|
ep : ctrl_pcie_x8 port map (
|
374 |
|
|
|
375 |
|
|
--
|
376 |
|
|
-- PCI Express Fabric Interface
|
377 |
|
|
--
|
378 |
|
|
|
379 |
|
|
pci_exp_txp => txp, -- O (7/3/0:0)
|
380 |
|
|
pci_exp_txn => txn, -- O (7/3/0:0)
|
381 |
|
|
pci_exp_rxp => rxp, -- O (7/3/0:0)
|
382 |
|
|
pci_exp_rxn => rxn, -- O (7/3/0:0)
|
383 |
|
|
|
384 |
|
|
|
385 |
|
|
--
|
386 |
|
|
-- System ( SYS ) Interface
|
387 |
|
|
--
|
388 |
|
|
sys_clk => mgt250, -- I
|
389 |
|
|
|
390 |
|
|
sys_reset_n => perst, -- I
|
391 |
|
|
|
392 |
|
|
refclkout => refclkout, -- O
|
393 |
|
|
|
394 |
|
|
--
|
395 |
|
|
-- Transaction ( TRN ) Interface
|
396 |
|
|
--
|
397 |
|
|
|
398 |
|
|
trn_clk => clk , -- O
|
399 |
|
|
trn_reset_n => trn_reset_n_c, -- O
|
400 |
|
|
trn_lnk_up_n => trn_lnk_up_n_c, -- O
|
401 |
|
|
|
402 |
|
|
-- Tx Local-Link
|
403 |
|
|
|
404 |
|
|
trn_td => trn_tx.trn_td, -- I (63/31:0)
|
405 |
|
|
trn_trem_n => trn_tx.trn_trem_n,
|
406 |
|
|
trn_tsof_n => trn_tx.trn_tsof_n, -- I
|
407 |
|
|
trn_teof_n => trn_tx.trn_teof_n, -- I
|
408 |
|
|
trn_tsrc_rdy_n => trn_tx.trn_tsrc_rdy_n, -- I
|
409 |
|
|
trn_tsrc_dsc_n => trn_tx.trn_tsrc_dsc_n, -- I
|
410 |
|
|
trn_terrfwd_n => trn_tx.trn_terrfwd_n, -- I
|
411 |
|
|
|
412 |
|
|
trn_tbuf_av => trn_tx_back.trn_tbuf_av( 3 downto 0 ), -- O (4/3:0)
|
413 |
|
|
trn_tdst_rdy_n => trn_tx_back.trn_tdst_rdy_n, -- O
|
414 |
|
|
trn_tdst_dsc_n => trn_tx_back.trn_tdst_dsc_n, -- O
|
415 |
|
|
|
416 |
|
|
-- Rx Local-Link
|
417 |
|
|
|
418 |
|
|
trn_rd => trn_rx.trn_rd, -- O (63/31:0)
|
419 |
|
|
trn_rrem_n => trn_rx.trn_rrem_n,
|
420 |
|
|
trn_rsof_n => trn_rx.trn_rsof_n, -- O
|
421 |
|
|
trn_reof_n => trn_rx.trn_reof_n, -- O
|
422 |
|
|
trn_rsrc_rdy_n => trn_rx.trn_rsrc_rdy_n, -- O
|
423 |
|
|
trn_rsrc_dsc_n => trn_rx.trn_rsrc_dsc_n, -- O
|
424 |
|
|
trn_rdst_rdy_n => trn_rx_back.trn_rdst_rdy_n, -- I
|
425 |
|
|
trn_rerrfwd_n => trn_rx.trn_rerrfwd_n, -- O
|
426 |
|
|
trn_rnp_ok_n => trn_rx_back.trn_rnp_ok_n, -- I
|
427 |
|
|
trn_rbar_hit_n => trn_rx.trn_rbar_hit_n, -- O (6:0)
|
428 |
|
|
trn_rfc_nph_av => trn_rx.trn_rfc_nph_av, -- O (11:0)
|
429 |
|
|
trn_rfc_npd_av => trn_rx.trn_rfc_npd_av, -- O (7:0)
|
430 |
|
|
trn_rfc_ph_av => trn_rx.trn_rfc_ph_av, -- O (11:0)
|
431 |
|
|
trn_rfc_pd_av => trn_rx.trn_rfc_pd_av, -- O (7:0)
|
432 |
|
|
trn_rcpl_streaming_n => trn_rx_back.trn_rcpl_streaming_n,
|
433 |
|
|
|
434 |
|
|
--
|
435 |
|
|
-- Host ( CFG ) Interface
|
436 |
|
|
--
|
437 |
|
|
|
438 |
|
|
cfg_do => cfg_do_c, -- O (31:0)
|
439 |
|
|
cfg_rd_wr_done_n => cfg_rd_wr_done_n_c, -- O
|
440 |
|
|
cfg_di => cfg_di_c, -- I (31:0)
|
441 |
|
|
cfg_byte_en_n => cfg_byte_en_n_c, -- I (3:0)
|
442 |
|
|
cfg_dwaddr => cfg_dwaddr_c, -- I (9:0)
|
443 |
|
|
cfg_wr_en_n => cfg_wr_en_n_c, -- I
|
444 |
|
|
cfg_rd_en_n => cfg_rd_en_n_c, -- I
|
445 |
|
|
cfg_err_cor_n => cfg_err_cor_n_c, -- I
|
446 |
|
|
cfg_err_ur_n => cfg_err_ur_n_c, -- I
|
447 |
|
|
cfg_err_ecrc_n => cfg_err_ecrc_n_c, -- I
|
448 |
|
|
cfg_err_cpl_timeout_n => cfg_err_cpl_timeout_n_c, -- I
|
449 |
|
|
cfg_err_cpl_abort_n => cfg_err_cpl_abort_n_c, -- I
|
450 |
|
|
cfg_err_cpl_unexpect_n => cfg_err_cpl_unexpect_n_c, -- I
|
451 |
|
|
cfg_err_posted_n => cfg_err_posted_n_c, -- I
|
452 |
|
|
cfg_err_cpl_rdy_n => cfg_err_cpl_rdy_n_c, -- O
|
453 |
|
|
cfg_err_locked_n => '1', -- I
|
454 |
|
|
cfg_err_tlp_cpl_header => cfg_err_tlp_cpl_header_c, -- I (47:0)
|
455 |
|
|
cfg_interrupt_n => cfg_interrupt_n_c, -- I
|
456 |
|
|
cfg_interrupt_rdy_n => cfg_interrupt_rdy_n_c, -- O
|
457 |
|
|
|
458 |
|
|
cfg_interrupt_assert_n => cfg_interrupt_assert_n_c, -- I
|
459 |
|
|
cfg_interrupt_di => cfg_interrupt_di_c, -- I [7:0]
|
460 |
|
|
cfg_interrupt_do => cfg_interrupt_do_c, -- O [7:0]
|
461 |
|
|
cfg_interrupt_mmenable => cfg_interrupt_mmenable_c, -- O [2:0]
|
462 |
|
|
cfg_interrupt_msienable=> cfg_interrupt_msienable_c, -- O
|
463 |
|
|
cfg_to_turnoff_n => cfg_to_turnoff_n_c, -- O
|
464 |
|
|
cfg_pm_wake_n => cfg_pm_wake_n_c, -- I
|
465 |
|
|
cfg_pcie_link_state_n => cfg_pcie_link_state_n_c, -- O (2:0)
|
466 |
|
|
cfg_trn_pending_n => cfg_trn_pending_n_c, -- I
|
467 |
|
|
cfg_bus_number => cfg_bus_number_c, -- O (7:0)
|
468 |
|
|
cfg_device_number => cfg_device_number_c, -- O (4:0)
|
469 |
|
|
cfg_function_number => cfg_function_number_c, -- O (2:0)
|
470 |
|
|
cfg_status => cfg_status_c, -- O (15:0)
|
471 |
|
|
cfg_command => cfg_command_c, -- O (15:0)
|
472 |
|
|
cfg_dstatus => cfg_dstatus_c, -- O (15:0)
|
473 |
|
|
cfg_dcommand => trn_tx_back.cfg_dcommand, -- O (15:0)
|
474 |
|
|
cfg_lstatus => cfg_lstatus_c, -- O (15:0)
|
475 |
|
|
cfg_lcommand => cfg_lcommand_c, -- O (15:0)
|
476 |
|
|
cfg_dsn => (others => '0'),
|
477 |
|
|
|
478 |
|
|
fast_train_simulation_only => vector_fast_simulation(0)
|
479 |
|
|
|
480 |
|
|
);
|
481 |
|
|
|
482 |
|
|
pcie_link_up <= trn_lnk_up_n_c;
|
483 |
|
|
pcie_lstatus <= cfg_lstatus_c;
|
484 |
|
|
|
485 |
|
|
rstp <= not trn_reset_n_c after 1 ns when rising_edge( clk );
|
486 |
|
|
dcm_rstp <= not trn_reset_n_c;
|
487 |
|
|
|
488 |
|
|
pb_rstp <= rstp or ( not aclk_lock ) after 1 ns when rising_edge( clk );
|
489 |
|
|
|
490 |
|
|
trn_rnp_ok_n_c <= '0';
|
491 |
|
|
trn_rcpl_streaming_n_c <= '1';
|
492 |
|
|
trn_terrfwd_n_c <= '1';
|
493 |
|
|
|
494 |
|
|
cfg_err_cor_n_c <= '1';
|
495 |
|
|
cfg_err_ur_n_c <= '1';
|
496 |
|
|
cfg_err_ecrc_n_c <= '1';
|
497 |
|
|
cfg_err_cpl_timeout_n_c <= '1';
|
498 |
|
|
cfg_err_cpl_abort_n_c <= '1';
|
499 |
|
|
cfg_err_cpl_unexpect_n_c <= '1';
|
500 |
|
|
cfg_err_posted_n_c <= '0';
|
501 |
|
|
|
502 |
|
|
cfg_interrupt_di_c <= X"00";
|
503 |
|
|
|
504 |
|
|
cfg_pm_wake_n_c <= '1';
|
505 |
|
|
cfg_trn_pending_n_c <= '1';
|
506 |
|
|
cfg_dwaddr_c <= (others => '0');
|
507 |
|
|
cfg_err_tlp_cpl_header_c <= (others => '0');
|
508 |
|
|
cfg_di_c <= (others => '0');
|
509 |
|
|
cfg_byte_en_n_c <= X"F"; -- 4-bit bus
|
510 |
|
|
cfg_wr_en_n_c <= '1';
|
511 |
|
|
cfg_rd_en_n_c <= '1';
|
512 |
|
|
-- cfg_completer_id_c <= (cfg_bus_number &
|
513 |
|
|
-- cfg_device_number &
|
514 |
|
|
-- cfg_function_number);
|
515 |
|
|
-- cfg_bus_mstr_enable_c <= cfg_command(2);
|
516 |
|
|
|
517 |
|
|
|
518 |
|
|
|
519 |
|
|
rx: core64_rx_engine
|
520 |
|
|
port map(
|
521 |
|
|
|
522 |
|
|
--- General ---
|
523 |
|
|
rstp => rstp, --! 1 - сброс
|
524 |
|
|
clk => clk, --! тактовая частота ядра - 250 MHz
|
525 |
|
|
|
526 |
|
|
trn_rx => trn_rx, --! приём пакета
|
527 |
|
|
trn_rx_back => trn_rx_back, --! готовность к приёму пакета
|
528 |
|
|
|
529 |
|
|
reg_access => reg_access, --! запрос на доступ к регистрам
|
530 |
|
|
|
531 |
|
|
rx_tx_engine => rx_tx_engine, --! обмен RX->TX
|
532 |
|
|
tx_rx_engine => tx_rx_engine, --! обмен TX->RX
|
533 |
|
|
|
534 |
|
|
rx_ext_fifo => rx_ext_fifo --! обмен RX->EXT_FIFO
|
535 |
|
|
|
536 |
|
|
|
537 |
|
|
|
538 |
|
|
);
|
539 |
|
|
|
540 |
|
|
|
541 |
|
|
tx: core64_tx_engine
|
542 |
|
|
port map(
|
543 |
|
|
|
544 |
|
|
--- General ---
|
545 |
|
|
rstp => rstp, --! 1 - сброс
|
546 |
|
|
clk => clk, --! тактовая частота ядра - 250 MHz
|
547 |
|
|
|
548 |
|
|
trn_tx => trn_tx, --! передача пакета
|
549 |
|
|
trn_tx_back => trn_tx_back, --! готовность к передаче пакета
|
550 |
|
|
|
551 |
|
|
completer_id => completer_id, --! идентификатор устройства
|
552 |
|
|
|
553 |
|
|
reg_access_back => reg_access_back, --! запрос на доступ к регистрам
|
554 |
|
|
|
555 |
|
|
rx_tx_engine => rx_tx_engine, --! обмен RX->TX
|
556 |
|
|
tx_rx_engine => tx_rx_engine, --! обмен TX->RX
|
557 |
|
|
|
558 |
|
|
tx_ext_fifo => tx_ext_fifo, --! обмен TX->EXT_FIFO
|
559 |
|
|
tx_ext_fifo_back=> tx_ext_fifo_back --! обмен TX->EXT_FIFO
|
560 |
|
|
|
561 |
|
|
);
|
562 |
|
|
|
563 |
|
|
completer_id <= (cfg_bus_number_c &
|
564 |
|
|
cfg_device_number_c &
|
565 |
|
|
cfg_function_number_c );
|
566 |
|
|
|
567 |
|
|
|
568 |
|
|
reg: core64_reg_access
|
569 |
|
|
port map(
|
570 |
|
|
--- General ---
|
571 |
|
|
rstp => rstp, --! 1 - сброс
|
572 |
|
|
clk => clk, --! тактовая частота ядра - 250 MHz
|
573 |
|
|
|
574 |
|
|
--- RX_ENGINE ----
|
575 |
|
|
reg_access => reg_access, --! запрос на доступ к регистрам
|
576 |
|
|
|
577 |
|
|
--- TX_ENGINE ----
|
578 |
|
|
reg_access_back => reg_access_back, --! ответ на запрос
|
579 |
|
|
|
580 |
|
|
---- PB_DISP ----
|
581 |
|
|
reg_disp => reg_disp, --! запрос на доступ к регистрам из BAR1
|
582 |
|
|
reg_disp_back => reg_disp_back, --! ответ на запрос
|
583 |
|
|
|
584 |
|
|
---- BLOCK EXT_FIFO ----
|
585 |
|
|
reg_ext_fifo => reg_ext_fifo, --! запрос на доступ к блокам управления EXT_FIFO
|
586 |
|
|
reg_ext_fifo_back => reg_ext_fifo_back, --! ответ на запрос
|
587 |
|
|
|
588 |
|
|
---- BAR0 - блоки управления ----
|
589 |
|
|
bp_host_data => bp_host_data, --! шина данных - выход
|
590 |
|
|
bp_data => bp_data, --! шина данных - вход
|
591 |
|
|
bp_adr => bp_adr, --! адрес регистра
|
592 |
|
|
bp_we => bp_we, --! 1 - запись в регистры
|
593 |
|
|
bp_rd => bp_rd, --! 1 - чтение из регистров блока
|
594 |
|
|
bp_sel => bp_sel, --! номер блока для чтения
|
595 |
|
|
bp_reg_we => bp_reg_we, --! 1 - запись в регистр по адресам 0x100000 - 0x1FFFFF
|
596 |
|
|
bp_reg_rd => bp_reg_rd, --! 1 - чтение из регистра по адресам 0x100000 - 0x1FFFFF
|
597 |
|
|
bp_irq => bp_irq --! 1 - запрос прерывания
|
598 |
|
|
);
|
599 |
|
|
|
600 |
|
|
|
601 |
|
|
disp: core64_pb_disp
|
602 |
|
|
port map(
|
603 |
|
|
--- General ---
|
604 |
|
|
rstp => pb_rstp, --! 1 - сброс
|
605 |
|
|
clk => clk, --! тактовая частота ядра - 250 MHz
|
606 |
|
|
|
607 |
|
|
---- PB_DISP ----
|
608 |
|
|
reg_disp => reg_disp, --! запрос на доступ к регистрам из BAR1
|
609 |
|
|
reg_disp_back => reg_disp_back, --! ответ на запрос
|
610 |
|
|
|
611 |
|
|
---- EXT_FIFO ----
|
612 |
|
|
ext_fifo_disp => ext_fifo_disp, --! запрос на доступ от узла EXT_FIFO
|
613 |
|
|
ext_fifo_disp_back => ext_fifo_disp_back, --! ответ на запрос
|
614 |
|
|
|
615 |
|
|
---- BAR1 ----
|
616 |
|
|
aclk => aclk, --! тактовая частота локальной шины - 266 МГц
|
617 |
|
|
pb_master => pb_master, --! запрос
|
618 |
|
|
pb_slave => pb_slave --! ответ
|
619 |
|
|
|
620 |
|
|
);
|
621 |
|
|
|
622 |
|
|
|
623 |
|
|
|
624 |
|
|
fifo: block_pe_fifo_ext
|
625 |
|
|
port map(
|
626 |
|
|
|
627 |
|
|
---- Global ----
|
628 |
|
|
rstp => pb_rstp,
|
629 |
|
|
clk => clk,
|
630 |
|
|
aclk => aclk,
|
631 |
|
|
|
632 |
|
|
---- TX_ENGINE ----
|
633 |
|
|
tx_ext_fifo => tx_ext_fifo,
|
634 |
|
|
tx_ext_fifo_back => tx_ext_fifo_back,
|
635 |
|
|
|
636 |
|
|
---- RX_ENGINE ----
|
637 |
|
|
rx_ext_fifo => rx_ext_fifo,
|
638 |
|
|
|
639 |
|
|
---- REG ----
|
640 |
|
|
reg_ext_fifo => reg_ext_fifo,
|
641 |
|
|
reg_ext_fifo_back => reg_ext_fifo_back,
|
642 |
|
|
|
643 |
|
|
---- DISP ----
|
644 |
|
|
ext_fifo_disp => ext_fifo_disp,
|
645 |
|
|
ext_fifo_disp_back => ext_fifo_disp_back,
|
646 |
|
|
|
647 |
|
|
irq => irq, -- 1 - запрос прерывания
|
648 |
|
|
|
649 |
|
|
test => px
|
650 |
|
|
);
|
651 |
|
|
|
652 |
|
|
|
653 |
|
|
|
654 |
|
|
|
655 |
|
|
int: core64_interrupt
|
656 |
|
|
port map(
|
657 |
|
|
|
658 |
|
|
rstp => pb_rstp, -- 1 - сброс
|
659 |
|
|
clk => clk, -- Тактовая частота ядра 250 МГц
|
660 |
|
|
|
661 |
|
|
irq => irq, -- 1 - запрос прерывания
|
662 |
|
|
|
663 |
|
|
cfg_command10 => cfg_command_c(10), -- 1 - прерывания запрещены
|
664 |
|
|
cfg_interrupt => cfg_interrupt_n_c, -- 0 - изменение состояния прерывания
|
665 |
|
|
cfg_interrupt_assert => cfg_interrupt_assert_n_c,-- 0 - формирование прерывания, 1 - сниятие прерывания
|
666 |
|
|
cfg_interrupt_rdy => cfg_interrupt_rdy_n_c -- 0 - подтверждение изменения прерывания
|
667 |
|
|
|
668 |
|
|
);
|
669 |
|
|
|
670 |
|
|
-- cfg_interrupt_n_c <= '1';
|
671 |
|
|
-- cfg_interrupt_assert_n_c <= '1';
|
672 |
|
|
|
673 |
|
|
end pcie_core64_m1;
|