Package: axi_stream_pkg
- File: axi_stream_pkg.vhd
Constants
| Name | Type | Value | Description |
|---|---|---|---|
| null_stall_config | stall_config_t | ( stall_probability => 0.0, min_stall_cycles => 0, max_stall_cycles => 0 ) |
|
| null_axi_stream_protocol_checker | axi_stream_protocol_checker_t | ( p_type => null_component, p_actor => null_actor, p_data_length => 0, p_id_length => 0, p_dest_length => 0, p_user_length => 0, p_logger => null_logger, p_max_waits => 0 ) |
|
| default_axi_stream_protocol_checker | axi_stream_protocol_checker_t | ( p_type => default_component, p_actor => null_actor, p_data_length => 0, p_id_length => 0, p_dest_length => 0, p_user_length => 0, p_logger => null_logger, p_max_waits => 0 ) |
The default protocol checker is used to specify that the checker configuration is defined by the parent component into which the checker is instantiated. |
| null_axi_stream_monitor | axi_stream_monitor_t | ( p_type => null_component, p_actor => null_actor, p_data_length => 0, p_id_length => 0, p_dest_length => 0, p_user_length => 0, p_logger => null_logger, p_protocol_checker => null_axi_stream_protocol_checker ) |
|
| default_axi_stream_monitor | axi_stream_monitor_t | ( p_type => default_component, p_actor => null_actor, p_data_length => 0, p_id_length => 0, p_dest_length => 0, p_user_length => 0, p_logger => null_logger, p_protocol_checker => null_axi_stream_protocol_checker ) |
The default monitor is used to specify that the monitor configuration is defined by the parent component into which the monitor is instantiated. |
| null_axi_stream_master | axi_stream_master_t | ( p_actor => null_actor, p_data_length => 0, p_id_length => 0, p_dest_length => 0, p_user_length => 0, p_stall_config => null_stall_config, p_logger => null_logger, p_monitor => null_axi_stream_monitor, p_protocol_checker => null_axi_stream_protocol_checker ) |
|
| null_axi_stream_slave | axi_stream_slave_t | ( p_actor => null_actor, p_data_length => 0, p_id_length => 0, p_dest_length => 0, p_user_length => 0, p_stall_config => null_stall_config, p_logger => null_logger, p_monitor => null_axi_stream_monitor, p_protocol_checker => null_axi_stream_protocol_checker ) |
|
| axi_stream_logger | logger_t | get_logger("vunit_lib:axi_stream_pkg") | |
| axi_stream_checker | checker_t | new_checker(axi_stream_logger) | |
| push_axi_stream_msg | msg_type_t | new_msg_type("push axi stream") | |
| pop_axi_stream_msg | msg_type_t | new_msg_type("pop axi stream") | |
| check_axi_stream_msg | msg_type_t | new_msg_type("check axi stream") | |
| axi_stream_transaction_msg | msg_type_t | new_msg_type("axi stream transaction") |
Types
| Name | Type | Description |
|---|---|---|
| stall_config_t | ||
| axi_stream_component_type_t | (null_component, default_component, custom_component) |
|
| axi_stream_protocol_checker_t | ||
| axi_stream_monitor_t | ||
| axi_stream_master_t | ||
| axi_stream_slave_t | ||
| axi_stream_transaction_t |
Functions
- push_axi_stream ( signal net : inout network_t;
axi_stream : axi_stream_master_t;
tdata : std_logic_vector;
tlast : std_logic := '1';
tkeep : std_logic_vector := "";
tstrb : std_logic_vector := "";
tid : std_logic_vector := "";
tdest : std_logic_vector := "";
tuser : std_logic_vector := "" ) return ()
- pop_axi_stream ( signal net : inout network_t;
axi_stream : axi_stream_slave_t;
variable tdata : out std_logic_vector;
variable tlast : out std_logic;
variable tkeep : out std_logic_vector;
variable tstrb : out std_logic_vector;
variable tid : out std_logic_vector;
variable tdest : out std_logic_vector;
variable tuser : out std_logic_vector ) return ()
Description
Blocking: pop a value from the axi stream
- pop_axi_stream ( signal net : inout network_t;
axi_stream : axi_stream_slave_t;
variable tdata : out std_logic_vector;
variable tlast : out std_logic ) return ()
- pop_axi_stream (signal net : inout network_t;
axi_stream : axi_stream_slave_t;
variable reference : inout axi_stream_reference_t) return ()
Description
Non-blocking: pop a value from the axi stream to be read in the future
- await_pop_axi_stream_reply ( signal net : inout network_t;
variable reference : inout axi_stream_reference_t;
variable tdata : out std_logic_vector;
variable tlast : out std_logic;
variable tkeep : out std_logic_vector;
variable tstrb : out std_logic_vector;
variable tid : out std_logic_vector;
variable tdest : out std_logic_vector;
variable tuser : out std_logic_vector ) return ()
Description
Blocking: Wait for reply to non-blocking pop
- await_pop_axi_stream_reply ( signal net : inout network_t;
variable reference : inout axi_stream_reference_t;
variable tdata : out std_logic_vector;
variable tlast : out std_logic ) return ()
- check_axi_stream ( signal net : inout network_t;
axi_stream : axi_stream_slave_t;
expected : std_logic_vector;
tlast : std_logic := '1';
tkeep : std_logic_vector := "";
tstrb : std_logic_vector := "";
tid : std_logic_vector := "";
tdest : std_logic_vector := "";
tuser : std_logic_vector := "";
msg : string := "";
blocking : boolean := true ) return ()
Description
Blocking: read axi stream and check result against expected value
- push_axi_stream_transaction (msg : msg_t;
axi_stream_transaction : axi_stream_transaction_t) return ()
- pop_axi_stream_transaction ( constant msg : in msg_t;
variable axi_stream_transaction : out axi_stream_transaction_t ) return ()
- handle_axi_stream_transaction ( variable msg_type : inout msg_type_t;
variable msg : inout msg_t;
variable axi_transaction : out axi_stream_transaction_t) return ()
- new_stall_config ( stall_probability : real range 0.0 to 1.0;
min_stall_cycles : natural;
max_stall_cycles : natural ) return stall_config_t