mirror of
https://git.rtems.org/rtems-tools/
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139 lines
4.2 KiB
Python
139 lines
4.2 KiB
Python
#
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# RTEMS Pretty Printers
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# Copyright 2010 Chris Johns (chrisj@rtems.org)
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#
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# $Id$
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#
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import gdb
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import re
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import objects
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import threads
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import classic
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class rtems(gdb.Command):
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"""Prefix command for RTEMS."""
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def __init__(self):
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super(rtems, self).__init__('rtems',
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gdb.COMMAND_STATUS,
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gdb.COMPLETE_NONE,
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True)
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class rtems_object(gdb.Command):
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"""Object sub-command for RTEMS"""
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objects = {
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'classic/semaphores': lambda obj: classic.semaphore(obj),
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'classic/tasks': lambda obj: classic.task(obj),
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'classic/message_queues': lambda obj: classic.message_queue(obj),
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'classic/timers' : lambda obj: classic.timer(obj),
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'classic/partitions' : lambda obj: classic.partition(obj),
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'classic/regions' : lambda obj: classic.region(obj),
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'classic/barriers' : lambda obj: classic.barrier(obj)
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}
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def __init__(self):
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self.__doc__ = 'Display the RTEMS object given a numeric ID \
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(Or a reference to rtems_object).'
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super(rtems_object, self).__init__('rtems object',
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gdb.COMMAND_DATA,
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gdb.COMPLETE_SYMBOL)
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def invoke(self, arg, from_tty):
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for num in arg.split():
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try:
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val = gdb.parse_and_eval(num)
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num = int(val)
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except:
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print 'error: "%s" is not a number' % (num)
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return
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id = objects.ident(num)
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if not id.valid():
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print 'Invalid object id'
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return
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print 'API:%s Class:%s Node:%d Index:%d Id:%08X' % \
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(id.api(), id._class(), id.node(), id.index(), id.value())
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objectname = id.api() + '/' + id._class()
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obj = objects.information.object(id).dereference()
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if objectname in self.objects:
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object = self.objects[objectname](obj)
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object.show(from_tty)
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objects.information.invalidate()
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class rtems_index(gdb.Command):
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'''Print object by index'''
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api = 'classic'
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_class = ''
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def __init__(self,command):
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super(rtems_index, self).__init__( command,
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gdb.COMMAND_DATA,
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gdb.COMPLETE_NONE)
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def instance(self,obj):
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'''Returns a n instance of corresponding object, the child should extend this'''
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return obj
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def invoke(self, arg, from_tty):
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for val in arg.split():
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try:
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index = int(val)
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except ValueError:
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print "error: %s is not an index" % (val)
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return
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try:
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obj = objects.information.object_return( self.api,
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self._class,
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index ).dereference()
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except IndexError:
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print "error: index %s is invalid" % (index)
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return
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instance = self.instance(obj)
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instance.show(from_tty)
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objects.information.invalidate()
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class rtems_semaphore(rtems_index):
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'''semaphore subcommand'''
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_class = 'semaphores'
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def __init__(self):
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self.__doc__ = 'Display RTEMS semaphore(s) by index(es)'
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super(rtems_semaphore, self).__init__('rtems semaphore')
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def instance(self,obj):
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return classic.semaphore(obj)
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class rtems_task(rtems_index):
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'''tasks subcommand for rtems'''
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_class = 'tasks'
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def __init__(self):
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self.__doc__ = 'Display RTEMS task(s) by index(es)'
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super(rtems_task,self).__init__('rtems task')
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def instance(self,obj):
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return classic.task(obj)
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class rtems_message_queue(rtems_index):
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'''Message Queue subcommand'''
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_class = 'message_queues'
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def __init__(self):
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self.__doc__ = 'Display RTEMS message_queue(s) by index(es)'
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super(rtems_message_queue,self).__init__('rtems mqueue')
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def instance(self,obj):
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return classic.message_queue(obj)
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