2 use IEEE.std_logic_1164.all;
3 use IEEE.numeric_std.all;
5 use work.common_pkg.all;
7 entity writeback_stage is
11 RESET_VALUE : std_logic;
13 LOGIC_ACT : std_logic;
22 result : in gp_register_t; --reg (alu result or jumpaddr)
23 result_addr : in gp_addr_t; --reg
24 address : in word_t; --ureg
25 ram_data : in word_t; --ureg
26 alu_jmp : in std_logic; --reg
27 br_pred : in std_logic; --reg
28 write_en : in std_logic; --reg (register file) bei jump 1 wenn addr in result
29 dmem_en : in std_logic; --ureg (jump addr in mem or in address)
30 dmem_write_en : in std_logic; --ureg
31 hword : in std_logic; --ureg
32 byte_s : in std_logic; --ureg
34 regfile_val : out gp_register_t;
35 reg_we : out std_logic;
36 reg_addr : out gp_addr_t;
37 jump_addr : out instruction_addr_t;
39 -- hallo stefan mir adden da jetzt mal schnell an uart port :D
40 bus_tx : out std_logic;
41 bus_rx : in std_logic;
42 -- instruction memory program port :D
43 new_im_data_out : out std_logic;
44 im_addr : out gp_register_t;
45 im_data : out gp_register_t;
47 sseg0 : out std_logic_vector(0 to 6);
48 sseg1 : out std_logic_vector(0 to 6);
49 sseg2 : out std_logic_vector(0 to 6);
50 sseg3 : out std_logic_vector(0 to 6);
52 int_req : out interrupt_t