1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
entity repro is
end;
library ieee;
use ieee.std_logic_1164.all;
architecture behav of repro is
-- AXI-Lite Interface signals
type t_axilite_write_address_channel is record
--DUT inputs
awaddr : std_logic_vector;
awvalid : std_logic;
awprot : std_logic_vector(2 downto 0); -- [0: '0' - unpriviliged access, '1' - priviliged access; 1: '0' - secure access, '1' - non-secure access, 2: '0' - Data access, '1' - Instruction accesss]
--DUT outputs
awready : std_logic;
end record;
type t_axilite_write_data_channel is record
--DUT inputs
wdata : std_logic_vector;
wstrb : std_logic_vector;
wvalid : std_logic;
--DUT outputs
wready : std_logic;
end record;
type t_axilite_write_response_channel is record
--DUT inputs
bready : std_logic;
--DUT outputs
bresp : std_logic_vector(1 downto 0);
bvalid : std_logic;
end record;
type t_axilite_read_address_channel is record
--DUT inputs
araddr : std_logic_vector;
arvalid : std_logic;
arprot : std_logic_vector(2 downto 0); -- [0: '0' - unpriviliged access, '1' - priviliged access; 1: '0' - secure access, '1' - non-secure access, 2: '0' - Data access, '1' - Instruction accesss]
--DUT outputs
arready : std_logic;
end record;
type t_axilite_read_data_channel is record
--DUT inputs
rready : std_logic;
--DUT outputs
rdata : std_logic_vector;
rresp : std_logic_vector(1 downto 0);
rvalid : std_logic;
end record;
type t_axilite_if is record
write_address_channel : t_axilite_write_address_channel;
write_data_channel : t_axilite_write_data_channel;
write_response_channel : t_axilite_write_response_channel;
read_address_channel : t_axilite_read_address_channel;
read_data_channel : t_axilite_read_data_channel;
end record;
subtype ST_AXILite_32 is t_axilite_if (
write_address_channel (
awaddr(31 downto 0) ),
write_data_channel (
wdata(31 downto 0),
wstrb(3 downto 0) ),
read_address_channel (
araddr(31 downto 0) ),
read_data_channel (
rdata(31 downto 0) )
);
signal s : st_axilite_32;
begin
s.write_address_channel.awaddr <= x"0000_1000", x"1000_ffff" after 2 ns;
end;
|
