def add_bpt_mem(self,
address,
memory_space=None,
on_read=True,
on_write=True,
on_modify=True):
"""
Set a new breakpoint, which will be hit when a memory location is accessed
:param address:
The address to set the breakpoint on
:param memory_space:
The name of the memory space that ``address`` is in.
If None, the current memory space of the core is used
:param on_read:
If True, the breakpoint will be triggered when the memory location
is read from.
:param on_write:
If True, the breakpoint will be triggered when the memory location
is written to.
:param on_modify:
If True, the breakpoint will be triggered when the memory location
is modified.
"""
space = self._get_address_space(memory_space)
cadi_address = CADI.CADIAddrComplete(
CADI.CADI_NO_OVERLAY, CADI.CADIAddr(space.memSpaceId, address))
trigger_type = 0
if on_read:
trigger_type |= CADI.CADI_BPT_TRIGGER_ON_READ
if on_write:
trigger_type |= CADI.CADI_BPT_TRIGGER_ON_WRITE
if on_modify:
trigger_type |= CADI.CADI_BPT_TRIGGER_ON_MODIFY
if trigger_type == 0:
raise ValueError(
"At least one of on_read, on_write and on_modify must be True")
request = CADI.CADIBptRequest(enabled_par=1,
type_par=CADI.CADI_BPT_MEMORY,
address_par=cadi_address,
triggerType_par=trigger_type)
bpt = Breakpoint(self, self.__cadi, request)
self.breakpoints[bpt.number] = bpt
return self.breakpoints[bpt.number]
def add_bpt_reg(self,
reg_name,
on_read=True,
on_write=True,
on_modify=True):
"""
Set a new breakpoint, which will be hit when a register is accessed
:param reg_name:
The name of the register to set the breakpoint on.
The name can be in one of the following formats:
* ``<group>.<register>``
* ``<group>.<register>.<field>``
* ``<register>``
* ``<register>.<field>``
The last two forms can only be used if the register name is unambiguous
:param on_read:
If True, the breakpoint will be triggered when the register is read from.
:param on_write:
If True, the breakpoint will be triggered when the register is written to.
:param on_modify:
If True, the breakpoint will be triggered when the register is modified.
"""
# No ARM models support register breakpoints (as of Apr 2013), so this is untested
register = self._get_register_by_name(reg_name)
trigger_type = 0
if on_read:
trigger_type |= CADI.CADI_BPT_TRIGGER_ON_READ
if on_write:
trigger_type |= CADI.CADI_BPT_TRIGGER_ON_WRITE
if on_modify:
trigger_type |= CADI.CADI_BPT_TRIGGER_ON_MODIFY
if trigger_type == 0:
raise ValueError(
"At least one of on_read, on_write and on_modify must be True")
request = CADI.CADIBptRequest(enabled_par=1,
type_par=CADI.CADI_BPT_REGISTER,
regNumber_par=register._info.regNumber,
triggerType_par=trigger_type)
bpt = Breakpoint(self, self.__cadi, request)
self.breakpoints[bpt.number] = bpt
return self.breakpoints[bpt.number]
def add_bpt_prog(self, address, memory_space=None):
"""
Set a new breakpoint, which will be hit when program execution reaches a memory address
:param address:
The address to set the breakpoint on
:param memory_space:
The name of the memory space that ``address`` is in.
If None, the current memory space of the core is used
"""
space = self._get_address_space(memory_space)
cadi_address = CADI.CADIAddrComplete(
CADI.CADI_NO_OVERLAY, CADI.CADIAddr(space.memSpaceId, address))
request = CADI.CADIBptRequest(enabled_par=1,
type_par=CADI.CADI_BPT_PROGRAM,
address_par=cadi_address)
bpt = Breakpoint(self, self.__cadi, request)
self.breakpoints[bpt.number] = bpt
return self.breakpoints[bpt.number]