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Merge pull request #326 from Deixx/with-traits

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Get all cache modes which traits include those provided as argument
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Katarzyna Łapińska 2020-02-07 13:53:45 +01:00 committed by GitHub
commit d568bec1e3
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1 changed files with 15 additions and 8 deletions
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23
test/functional/api/cas/cache_config.py
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@ -1,12 +1,13 @@
# #
# Copyright(c) 2019 Intel Corporation # Copyright(c) 2019-2020 Intel Corporation
# SPDX-License-Identifier: BSD-3-Clause-Clear # SPDX-License-Identifier: BSD-3-Clause-Clear
# #
from aenum import Enum, IntFlag from aenum import Enum, IntFlag
from test_utils.size import Size, Unit
from attotime import attotimedelta from attotime import attotimedelta
from test_utils.size import Size, Unit
class CacheLineSize(Enum): class CacheLineSize(Enum):
LINE_4KiB = Size(4, Unit.KibiByte) LINE_4KiB = Size(4, Unit.KibiByte)
@ -20,6 +21,12 @@ class CacheLineSize(Enum):
return int(self.value.get_value()) return int(self.value.get_value())
class CacheModeTrait(IntFlag):
InsertWrite = 1
InsertRead = 2
LazyFlush = 4
class CacheMode(Enum): class CacheMode(Enum):
WT = "Write-Through" WT = "Write-Through"
WB = "Write-Back" WB = "Write-Back"
@ -34,7 +41,7 @@ class CacheMode(Enum):
@staticmethod @staticmethod
def get_traits(cache_mode): def get_traits(cache_mode):
if cache_mode == CacheMode.PT: if cache_mode == CacheMode.PT:
return 0 return CacheModeTrait(0)
elif cache_mode == CacheMode.WT: elif cache_mode == CacheMode.WT:
return CacheModeTrait.InsertRead | CacheModeTrait.InsertWrite return CacheModeTrait.InsertRead | CacheModeTrait.InsertWrite
elif cache_mode == CacheMode.WB: elif cache_mode == CacheMode.WB:
@ -44,11 +51,11 @@ class CacheMode(Enum):
elif cache_mode == CacheMode.WA: elif cache_mode == CacheMode.WA:
return CacheModeTrait.InsertRead return CacheModeTrait.InsertRead
@staticmethod
class CacheModeTrait(IntFlag): def with_traits(flags: CacheModeTrait):
InsertWrite = 1 return [
InsertRead = 2 m for m in CacheMode if all(map(lambda t: t in CacheMode.get_traits(m), flags))
LazyFlush = 4 ]
class SeqCutOffPolicy(Enum): class SeqCutOffPolicy(Enum):