Package: gmii_bfm_pkg

File: gmii_bfm_pkg.vhd

Description

================================================================================================================================

Constants

Name	Type	Value	Description
C_SCOPE	string	"GMII BFM"
C_GMII_BFM_CONFIG_DEFAULT	t_gmii_bfm_config	( max_wait_cycles => 12, -- Standard minimum interpacket gap (Gigabith Ethernet) max_wait_cycles_severity => ERROR, clock_period => -1 ns, clock_period_margin => 0 ns, clock_margin_severity => TB_ERROR, setup_time => -1 ns, hold_time => -1 ns, bfm_sync => SYNC_ON_CLOCK_ONLY, match_strictness => MATCH_EXACT, id_for_bfm => ID_BFM )	Define the default value for the BFM config

Types

Name	Type	Description
t_gmii_tx_if		Interface record for BFM signals to DUT
t_gmii_rx_if		Interface record for BFM signals from DUT
t_gmii_bfm_config		Configuration record to be assigned in the test harness.

Functions

init_gmii_if_signals () return t_gmii_tx_if

Description

BFM procedures

This function returns a GMII interface with initialized signals.
All input signals are initialized to 0
All output signals are initialized to Z

init_gmii_if_signals () return t_gmii_rx_if

gmii_write ( constant data_array : in t_slv_array;
constant msg : in string := "";
signal gmii_tx_if : inout t_gmii_tx_if;
constant scope : in string := C_SCOPE;
constant msg_id_panel : in t_msg_id_panel := shared_msg_id_panel;
constant config : in t_gmii_bfm_config := C_GMII_BFM_CONFIG_DEFAULT ) return ()

Description

GMII Write

BFM -> DUT

gmii_read ( variable data_array : out t_slv_array;
variable data_len : out natural;
constant msg : in string := "";
signal gmii_rx_if : inout t_gmii_rx_if;
constant scope : in string := C_SCOPE;
constant msg_id_panel : in t_msg_id_panel := shared_msg_id_panel;
constant config : in t_gmii_bfm_config := C_GMII_BFM_CONFIG_DEFAULT;
constant ext_proc_call : in string := "" -- External proc_call. Overwrite if called from another BFM procedure ) return ()

Description

GMII Read

DUT -> BFM

gmii_expect ( constant data_exp : in t_slv_array;
constant msg : in string := "";
signal gmii_rx_if : inout t_gmii_rx_if;
constant alert_level : in t_alert_level := ERROR;
constant scope : in string := C_SCOPE;
constant msg_id_panel : in t_msg_id_panel := shared_msg_id_panel;
constant config : in t_gmii_bfm_config := C_GMII_BFM_CONFIG_DEFAULT ) return ()

Description

GMII Expect