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Add has_data and status parameters to set_completion, add set_completion_data

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This commit is contained in:
Alex Forencich 2018-09-28 16:36:46 -07:00
parent 16fdbba010
commit 2f279b55b3
1 changed files with 13 additions and 9 deletions
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22
tb/pcie.py
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@ -233,30 +233,34 @@ class TLP(object):
raise Exception("TLP validation failed, request crosses 4K boundary")
return True
def set_completion(self, tlp, completer_id):
def set_completion(self, tlp, completer_id, has_data=False, status=CPL_STATUS_SC):
"""Prepare completion for TLP"""
self.fmt, self.type = TLP_CPL
if has_data:
self.fmt, self.type = TLP_CPL_DATA
else:
self.fmt, self.type = TLP_CPL
self.requester_id = tlp.requester_id
self.completer_id = completer_id
self.status = CPL_STATUS_SC
self.status = status
self.attr = tlp.attr
self.tag = tlp.tag
self.tc = tlp.tc
def set_completion_data(self, tlp, completer_id):
"""Prepare completion with data for TLP"""
self.set_completion(tlp, completer_id, True)
def set_ur_completion(self, tlp, completer_id):
"""Prepare unsupported request (UR) completion for TLP"""
self.set_completion(tlp, completer_id)
self.status = CPL_STATUS_UR
self.set_completion(tlp, completer_id, False, CPL_STATUS_UR)
def set_crs_completion(self, tlp, completer_id):
"""Prepare configuration request retry status (CRS) completion for TLP"""
self.set_completion(tlp, completer_id)
self.status = CPL_STATUS_CRS
self.set_completion(tlp, completer_id, False, CPL_STATUS_CRS)
def set_ca_completion(self, tlp, completer_id):
"""Prepare completer abort (CA) completion for TLP"""
self.set_completion(tlp, completer_id)
self.status = CPL_STATUS_CA
self.set_completion(tlp, completer_id, False, CPL_STATUS_CA)
def set_be(self, addr, length):
"""Compute byte enables and DWORD length from byte address and length"""