_primary.vhd

该源码为xilinx ise教程的附带光盘源码

library verilog;
use verilog.vl_types.all;
entity cache is
    port(
        clk             : in     vl_logic;
        paddr           : in     vl_logic_vector(7 downto 0);
        pdata           : inout  vl_logic_vector(15 downto 0);
        prw             : in     vl_logic;
        pstrb           : in     vl_logic;
        prdy            : out    vl_logic;
        saddr           : out    vl_logic_vector(7 downto 0);
        sdata           : inout  vl_logic_vector(15 downto 0);
        srw             : out    vl_logic;
        sstrb           : out    vl_logic;
        srdy            : in     vl_logic
    );
end cache;