| # Copyright 2022 Google, Inc. | |
| # | |
| # Redistribution and use in source and binary forms, with or without | |
| # modification, are permitted provided that the following conditions are | |
| # met: redistributions of source code must retain the above copyright | |
| # notice, this list of conditions and the following disclaimer; | |
| # redistributions in binary form must reproduce the above copyright | |
| # notice, this list of conditions and the following disclaimer in the | |
| # documentation and/or other materials provided with the distribution; | |
| # neither the name of the copyright holders nor the names of its | |
| # contributors may be used to endorse or promote products derived from | |
| # this software without specific prior written permission. | |
| # | |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
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| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| from m5.params import Port, VectorPort | |
| RESET_REQUEST_ROLE = 'Reset Request' | |
| RESET_RESPONSE_ROLE = 'Reset Response' | |
| Port.compat(RESET_REQUEST_ROLE, RESET_RESPONSE_ROLE) | |
| # ResetRequestPort is an artifact request port for reset purpose. | |
| class ResetRequestPort(Port): | |
| def __init__(self, desc): | |
| super().__init__(RESET_REQUEST_ROLE, desc, is_source=True) | |
| # ResetResponsePort is an artifact response port for reset purpose. | |
| # The owner should perform whole reset when receiving a request. | |
| class ResetResponsePort(Port): | |
| def __init__(self, desc): | |
| super().__init__(RESET_RESPONSE_ROLE, desc) | |
| # VectorResetRequestPort presents a bank of artifact reset request | |
| # ports. | |
| class VectorResetRequestPort(VectorPort): | |
| def __init__(self, desc): | |
| super().__init__(RESET_REQUEST_ROLE, desc, is_source=True) |