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46 lines
1.1 KiB
VHDL
46 lines
1.1 KiB
VHDL
library IEEE;
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use IEEE.std_logic_1164.all;
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package vcomponents is
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-- Global JTAG signals. Xilinx implementation hooks that up to
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-- their internal JTAG tap, we just expose them for the testbench
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-- to use. These are used by our BSCANE2 block.
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--
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type glob_jtag_t is record
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reset : std_logic;
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tck : std_logic;
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tdo : std_logic;
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tdi : std_logic;
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tms : std_logic;
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sel : std_logic_vector(4 downto 1);
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capture : std_logic;
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shift : std_logic;
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update : std_logic;
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runtest : std_logic;
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end record glob_jtag_t;
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signal glob_jtag : glob_jtag_t;
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component BSCANE2 is
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generic(jtag_chain: integer);
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port(capture : out std_logic;
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drck : out std_logic;
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reset : out std_logic;
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runtest : out std_logic;
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sel : out std_logic;
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shift : out std_logic;
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tck : out std_logic;
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tdi : out std_logic;
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tms : out std_logic;
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update : out std_logic;
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tdo : in std_logic
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);
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end component BSCANE2;
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component BUFG is
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port(I : in std_logic;
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O : out std_logic
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);
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end component BUFG;
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end package vcomponents;
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