ADM-XRC SDK 2.8.1 User Guide (Linux)
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PLXSIM VHDL reference - plxsim_request_bus

Declaration

Synopsis

Description

Declaration
procedure plxsim_request_bus(
           request    : in    boolean;
    signal bus_in     : in    locbus_in_t;
    signal bus_out    : out   locbus_out_t);
Synopsis

Performs the local bus arbitration protocol, either requesting or relinquishing the bus.

Description

This procedure manipulates the bus_in and bus_out signals to perform the local bus arbitration protocol via HOLD and HOLDA, relinquishing or requesting the local bus according to the request parameter.

The request parameter should be:

Once the bus has been requested/relinquished, the procedure returns.

 


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