Altera Avalon Verification IP Suite Bedienungsanleitung Seite 36

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Seitenansicht 35
Chapter 1: Avalon-MM Master BFM 1–13
Application Program Interface
May 2011 Altera Corporation Avalon Verification IP Suite User Guide
push_command()
set_clken()
set_command_address()
set_command_arbiterlock()
set_command_byte_enable()
Prototype:
void push_command()
.
Arguments: None.
Returns:
void
.
Description: Inserts the fully populated transaction descriptor onto the pending transaction
command queue.
Prototype:
void set_clken(bit state).
Arguments:
bit state
.
Returns:
void
.
Description: Sets the assertion and deassertion of the clock enable signal.
Prototype:
void set_command_address(bit[AV_ADDRESS_W-1:0]addr)
Arguments:
addr
.
Returns:
void
.
Description: Sets the transaction address in the command descriptor.
Prototype:
void set_command_arbiterlock (bit state).
Arguments:
bit state.
Returns:
void
.
Description: Controls the assertion or deassertion of the arbiterlock interface signal. The arbiterlock
control is on the transaction boundaries and is not used when the Avalon-MM Master
BFM is operating in burst mode.
Prototype:
void set_command_byte_enable(bit[AV_NUMSYMBOLS-1:0] byte_enable, int
index)
.
Arguments:
byte_enable
.
index
.
Returns:
void
.
Description: Sets the transaction byte enable field for the cycle of the burst command descriptor
indicated by index. This field applies to both read and write operations.
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