flipperzero-firmware/debug/FreeRTOS/FreeRTOSgdb/Task.py

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2020-10-17 13:34:16 +00:00
# File: Task.py
# Author: Carl Allendorph
# Date: 05NOV2014
#
# Description:
# This file contains the implementation of a class to use for
# inspecting the state of a FreeRTOS Task in GDB
#
import gdb
class TaskInspector:
TCBType = gdb.lookup_type("TCB_t")
def __init__(self, handle):
self._tcb = None
# print("Task: Pass Handle: %s" % str(handle))
try:
if handle.type == TaskInspector.TCBType:
self._tcb = handle
return
else:
print("Handle Type: %s" % str(handle.type))
except AttributeError as aexc:
print("Attribute Error: %s" % str(aexc))
pass
except Exception as exc:
print("Error Initializing Task Inspector: %s" % str(exc))
raise
try:
tcbPtr = gdb.Value(handle).cast(TaskInspector.TCBType.pointer())
self._tcb = tcbPtr.dereference()
return
except Exception as exc:
print("Failed to convert Handle Pointer: %s" % str(handle))
self._tcb = handle
def GetName(self):
if self._tcb != None:
return self._tcb["pcTaskName"].string()
else:
raise ValueError("Invalid TCB")
def GetPriority(self):
if self._tcb != None:
return self._tcb["uxPriority"]
else:
raise ValueError("Invalid TCB")
def GetStackMargin(self):
if self._tcb != None:
topStack = self._tcb["pxTopOfStack"]
stackBase = self._tcb["pxStack"]
highWater = topStack - stackBase
return highWater
else:
raise ValueError("Invalid TCB")