Altera Mentor Verification IP Altera Edition AMBA AXI4-Stream - Manual (Page 129)

VHDL Slave BFM
create_slave_transaction()
Mentor Verification IP AE AMBA AXI4-Stream User Guide, V10.3 129
April 2014
create_slave_transaction()
This nonblocking procedure creates a slave transaction. All transaction fields default to legal
protocol values, unless previously assigned a value. This procedure creates and returns the
transaction_id argument.
Prototype procedure create_slave_transaction
(
transaction_id : out integer;
bfm_id : in integer;
signal tr_if : inout axi4stream_vhd_if_struct_t
);
Arguments transaction_id Transaction identifier. Refer to “ Overloaded Procedure
Common Arguments ” on page 87.
bfm_id BFM identifier. Refer to “ Overloaded Procedure Common
Arguments ” on page 87.
tr_if Transaction signal interface. Refer to “ Overloaded Procedure
Common Arguments ” on page 87.
Protocol
Transaction
Fields data Data array in bytes
byte_type Byte type array:
AXI4STREAM_DATA_BYTE; (default)
AXI4STREAM_NULL_BYTE;
AXI4STREAM_POS_BYTE;
AXI4STREAM_ILLEGAL_BYTE;
id Data stream identifier.
dest Destination routing information.
user_data User data array.
Operational
Transaction
Fields operation_
mode Operation mode:
AXI4STREAM_TRANSACTION_NON_BLOCKING;
AXI4STREAM_TRANSACTION_BLOCKING; (default)
valid_delay TVALID delay measured in ACLK cycles for this transaction
(default = 0).
ready_delay TREADY delay measured in ACLK cycles for this transaction
(default = 0).
transfer_done Transfer done flag array for this transaction
transaction_
done Transaction done flag for this transaction
Returns transaction_id Transaction identifier. Refer to “ Overloaded Procedure
Common Arguments ” on page 87.