_primary.vhd

开源软核处理器OpenRisc的SOPC设计

library verilog;
use verilog.vl_types.all;
entity or1200_dc_top is
    generic(
        dw              : integer := 32
    );
    port(
        clk             : in     vl_logic;
        rst             : in     vl_logic;
        dcsb_dat_o      : out    vl_logic_vector;
        dcsb_adr_o      : out    vl_logic_vector(31 downto 0);
        dcsb_cyc_o      : out    vl_logic;
        dcsb_stb_o      : out    vl_logic;
        dcsb_we_o       : out    vl_logic;
        dcsb_sel_o      : out    vl_logic_vector(3 downto 0);
        dcsb_cab_o      : out    vl_logic;
        dcsb_dat_i      : in     vl_logic_vector;
        dcsb_ack_i      : in     vl_logic;
        dcsb_err_i      : in     vl_logic;
        dc_en           : in     vl_logic;
        dcdmmu_adr_i    : in     vl_logic_vector(31 downto 0);
        dcdmmu_cycstb_i : in     vl_logic;
        dcdmmu_ci_i     : in     vl_logic;
        dcpu_we_i       : in     vl_logic;
        dcpu_sel_i      : in     vl_logic_vector(3 downto 0);
        dcpu_tag_i      : in     vl_logic_vector(3 downto 0);
        dcpu_dat_i      : in     vl_logic_vector;
        dcpu_dat_o      : out    vl_logic_vector;
        dcpu_ack_o      : out    vl_logic;
        dcpu_rty_o      : out    vl_logic;
        dcdmmu_err_o    : out    vl_logic;
        dcdmmu_tag_o    : out    vl_logic_vector(3 downto 0);
        spr_cs          : in     vl_logic;
        spr_write       : in     vl_logic;
        spr_dat_i       : in     vl_logic_vector(31 downto 0)
    );
end or1200_dc_top;