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proxyclient/trace: Allow to specify offset into RegMap

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Signed-off-by: Sven Peter <sven@svenpeter.dev>
This commit is contained in:
Sven Peter 2022-08-10 22:36:48 +02:00 committed by Hector Martin
parent 0f0ddf3397
commit f3d34a3765
1 changed files with 26 additions and 6 deletions
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32
proxyclient/m1n1/trace/__init__.py
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@ -125,16 +125,22 @@ class Tracer(Reloadable):
self.hv.add_tracer(zone, self.ident, mode, self.evt_rw if read else None,
self.evt_rw if write else None, **kwargs)
def trace_regmap(self, start, size, cls, mode=None, name=None, prefix=None):
def trace_regmap(self, start, size, cls, mode=None, name=None, prefix=None, regmap_offset=0):
if mode is None:
mode = self.DEFAULT_MODE
if name is None:
name = cls.__name__
regmap = cls(self._cache, start)
regmap.cached = cls(self._cache.cached, start)
regmap = self.regmaps.get(start - regmap_offset, None)
if regmap is None:
regmap = cls(self._cache, start - regmap_offset)
regmap.cached = cls(self._cache.cached, start - regmap_offset)
self.regmaps[start - regmap_offset] = regmap
else:
assert isinstance(regmap, cls)
setattr(self, name, regmap)
self.trace(start, size, mode=mode, regmap=regmap, prefix=prefix)
self.regmaps[start] = regmap
def start(self):
pass
@ -181,13 +187,27 @@ class ADTDevTracer(Tracer):
@classmethod
def _reloadcls(cls, force=False):
cls.REGMAPS = [i._reloadcls(force) if i else None for i in cls.REGMAPS]
regmaps = []
for i in cls.REGMAPS:
if i is None:
reloaded = None
elif isinstance(i, tuple):
reloaded = (i[0]._reloadcls(force), i[1])
else:
reloaded = i._reloadcls(force)
regmaps.append(reloaded)
cls.REGMAPS = regmaps
return super()._reloadcls(force)
def start(self):
for i in range(len(self.dev.reg)):
if i >= len(self.REGMAPS) or (regmap := self.REGMAPS[i]) is None:
continue
if isinstance(regmap, tuple):
regmap, regmap_offset = regmap
else:
regmap_offset = 0
prefix = name = None
if i < len(self.NAMES):
name = self.NAMES[i]
@ -195,7 +215,7 @@ class ADTDevTracer(Tracer):
prefix = self.PREFIXES[i]
start, size = self.dev.get_reg(i)
self.trace_regmap(start, size, regmap, name=name, prefix=prefix)
self.trace_regmap(start, size, regmap, name=name, prefix=prefix, regmap_offset=regmap_offset)
__all__.extend(k for k, v in globals().items()
if (callable(v) or isinstance(v, type)) and v.__module__.startswith(__name__))