src/systemc/Tlm.py

# Copyright 2019 Google, Inc.
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# Authors: Gabe Black

from m5.params import Port, VectorPort

def TLM_TARGET_ROLE(width):
    return 'TLM TARGET %d' % width

def TLM_INITIATOR_ROLE(width):
    return 'TLM INITIATOR %d' % width

class TlmTargetSocket(Port):
    def __init__(self, width, desc):
        my_role = TLM_TARGET_ROLE(width)
        peer_role = TLM_INITIATOR_ROLE(width)
        Port.compat(my_role, peer_role)

        super(TlmTargetSocket, self).__init__(my_role, desc)

class VectorTlmTargetSocket(VectorPort):
    def __init__(self, width, desc):
        my_role = TLM_TARGET_ROLE(width)
        peer_role = TLM_INITIATOR_ROLE(width)
        Port.compat(my_role, peer_role)

        super(VectorTlmTargetSocket, self).__init__(my_role, desc)

class TlmInitiatorSocket(Port):
    def __init__(self, width, desc):
        my_role = TLM_INITIATOR_ROLE(width)
        peer_role = TLM_TARGET_ROLE(width)
        Port.compat(my_role, peer_role)

        super(TlmInitiatorSocket, self).__init__(my_role, desc, is_source=True)

class VectorTlmInitiatorSocket(VectorPort):
    def __init__(self, width, desc):
        my_role = TLM_INITIATOR_ROLE(width)
        peer_role = TLM_TARGET_ROLE(width)
        Port.compat(my_role, peer_role)

        super(VectorTlmInitiatorSocket, self).__init__(
                my_role, desc, is_source=True)