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https://github.com/DarkFlippers/unleashed-firmware
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63 lines
1.7 KiB
Python
63 lines
1.7 KiB
Python
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# File: Task.py
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# Author: Carl Allendorph
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# Date: 05NOV2014
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#
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# Description:
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# This file contains the implementation of a class to use for
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# inspecting the state of a FreeRTOS Task in GDB
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#
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import gdb
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class TaskInspector:
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TCBType = gdb.lookup_type("TCB_t")
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def __init__(self, handle):
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self._tcb = None
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# print("Task: Pass Handle: %s" % str(handle))
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try:
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if handle.type == TaskInspector.TCBType:
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self._tcb = handle
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return
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else:
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print("Handle Type: %s" % str(handle.type))
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except AttributeError as aexc:
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print("Attribute Error: %s" % str(aexc))
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pass
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except Exception as exc:
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print("Error Initializing Task Inspector: %s" % str(exc))
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raise
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try:
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tcbPtr = gdb.Value(handle).cast(TaskInspector.TCBType.pointer())
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self._tcb = tcbPtr.dereference()
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return
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except Exception as exc:
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print("Failed to convert Handle Pointer: %s" % str(handle))
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self._tcb = handle
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def GetName(self):
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if self._tcb != None:
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return self._tcb["pcTaskName"].string()
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else:
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raise ValueError("Invalid TCB")
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def GetPriority(self):
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if self._tcb != None:
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return self._tcb["uxPriority"]
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else:
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raise ValueError("Invalid TCB")
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def GetStackMargin(self):
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if self._tcb != None:
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topStack = self._tcb["pxTopOfStack"]
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stackBase = self._tcb["pxStack"]
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highWater = topStack - stackBase
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return highWater
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else:
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raise ValueError("Invalid TCB")
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