def do_include_path(cls, args):
sdk = args.sdk or sdk_manager.get_current_sdk()
path = sdk_manager.path_for_sdk(sdk)
path = os.path.join(path, "pebble", args.platform, "include")
if not os.path.exists(path):
raise MissingSDK("No platform '{}' available for SDK {}".format(args.platform, sdk))
print(path)
def do_include_path(cls, args):
sdk = args.sdk or sdk_manager.get_current_sdk()
path = sdk_manager.path_for_sdk(sdk)
path = os.path.join(path, "pebble", args.platform, "include")
if not os.path.exists(path):
raise MissingSDK("No platform '{}' available for SDK {}".format(
args.platform, sdk))
print(path)
def __call__(self, args):
super(GdbCommand, self).__call__(args)
# We poke around in the ManagedEmulatorTransport, so it's important that we actually have one.
# Just asserting is okay because this should already be enforced by valid_connections.
assert isinstance(self.pebble.transport, ManagedEmulatorTransport)
platform = self.pebble.transport.platform
sdk_version = self.pebble.transport.version
gdb_port = self.pebble.transport.qemu_gdb_port
if gdb_port is None:
raise ToolError(
"The emulator does not have gdb support. Try killing and re-running it."
)
sdk_root = sdk_manager.path_for_sdk(sdk_version)
fw_elf = os.path.join(sdk_root, 'pebble', platform, 'qemu',
'{}_sdk_debug.elf'.format(platform))
if not os.path.exists(fw_elf):
raise ToolError(
"SDK {} does not support app debugging. You need at least SDK 3.10."
.format(sdk_version))
base_address = self._find_app_load_offset(fw_elf)
app_elf_path = os.path.join(os.getcwd(), 'build', platform,
'pebble-app.elf')
if not os.path.exists(app_elf_path):
raise ToolError(
"No app debugging information available. "
"You must be in a project directory and have built the app.")
offsets = self._find_real_app_section_offsets(base_address,
app_elf_path)
gdb_commands = [
"target remote :{}".format(gdb_port),
"set confirm off",
'add-symbol-file "{elf}" {text} -s .data {data} -s .bss {bss}'.
format(elf=app_elf_path, **offsets),
"set confirm on",
"break app_crashed", # app crashes (as of FW 3.10) go through this symbol for our convenience.
'echo \nPress ctrl-D or type \'quit\' to exit.\n',
'echo Try `pebble gdb --help` for a short cheat sheet.\n'
]
gdb_args = ['arm-none-eabi-gdb', fw_elf, '-q'
] + ['--ex={}'.format(x) for x in gdb_commands]
# Ignore SIGINT, or we'll die every time the user tries to pause execution.
signal.signal(signal.SIGINT, signal.SIG_IGN)
subprocess.call(gdb_args)
def __call__(self, args):
super(GdbCommand, self).__call__(args)
# We poke around in the ManagedEmulatorTransport, so it's important that we actually have one.
# Just asserting is okay because this should already be enforced by valid_connections.
assert isinstance(self.pebble.transport, ManagedEmulatorTransport)
add_tools_to_path()
platform = self.pebble.transport.platform
sdk_version = self.pebble.transport.version
gdb_port = self.pebble.transport.qemu_gdb_port
if gdb_port is None:
raise ToolError("The emulator does not have gdb support. Try killing and re-running it.")
sdk_root = sdk_manager.path_for_sdk(sdk_version)
self._fw_elf = os.path.join(sdk_root, 'pebble', platform, 'qemu', '{}_sdk_debug.elf'.format(platform))
if not os.path.exists(self._fw_elf):
raise ToolError("SDK {} does not support app debugging. You need at least SDK 3.10.".format(sdk_version))
app_elf_path = os.path.join(os.getcwd(), 'build', platform, 'pebble-app.elf')
if not os.path.exists(app_elf_path):
raise ToolError("No app debugging information available. "
"You must be in a project directory and have built the app.")
gdb_commands = [
"set charset US-ASCII", # Avoid a bug in the ancient version of libiconv apple ships.
"target remote :{}".format(gdb_port),
"set confirm off",
self._get_symbol_command(app_elf_path, 'app')
]
# Optionally add the worker symbols, if any exist.
worker_elf_path = os.path.join(os.getcwd(), 'build', platform, 'pebble-worker.elf')
if os.path.exists(worker_elf_path):
gdb_commands.append(self._get_symbol_command(worker_elf_path, 'worker'))
gdb_commands.extend([
"set confirm on",
"break app_crashed", # app crashes (as of FW 3.10) go through this symbol for our convenience.
'echo \nPress ctrl-D or type \'quit\' to exit.\n',
'echo Try `pebble gdb --help` for a short cheat sheet.\n',
])
gdb_args = ['arm-none-eabi-gdb', self._fw_elf, '-q'] + ['--ex={}'.format(x) for x in gdb_commands]
# Ignore SIGINT, or we'll die every time the user tries to pause execution.
signal.signal(signal.SIGINT, signal.SIG_IGN)
subprocess.call(gdb_args)
def __call__(self, args):
super(GdbCommand, self).__call__(args)
# We poke around in the ManagedEmulatorTransport, so it's important that we actually have one.
# Just asserting is okay because this should already be enforced by valid_connections.
assert isinstance(self.pebble.transport, ManagedEmulatorTransport)
platform = self.pebble.transport.platform
sdk_version = self.pebble.transport.version
gdb_port = self.pebble.transport.qemu_gdb_port
if gdb_port is None:
raise ToolError("The emulator does not have gdb support. Try killing and re-running it.")
sdk_root = sdk_manager.path_for_sdk(sdk_version)
fw_elf = os.path.join(sdk_root, 'pebble', platform, 'qemu', '{}_sdk_debug.elf'.format(platform))
if not os.path.exists(fw_elf):
raise ToolError("SDK {} does not support app debugging. You need at least SDK 3.10.".format(sdk_version))
base_address = self._find_app_load_offset(fw_elf)
app_elf_path = os.path.join(os.getcwd(), 'build', platform, 'pebble-app.elf')
if not os.path.exists(app_elf_path):
raise ToolError("No app debugging information available. "
"You must be in a project directory and have built the app.")
offsets = self._find_real_app_section_offsets(base_address, app_elf_path)
gdb_commands = [
"target remote :{}".format(gdb_port),
"set confirm off",
'add-symbol-file "{elf}" {text} -s .data {data} -s .bss {bss}'.format(elf=app_elf_path, **offsets),
"set confirm on",
"break app_crashed", # app crashes (as of FW 3.10) go through this symbol for our convenience.
'echo \nPress ctrl-D or type \'quit\' to exit.\n',
'echo Try `pebble gdb --help` for a short cheat sheet.\n'
]
gdb_args = ['arm-none-eabi-gdb', fw_elf, '-q'] + ['--ex={}'.format(x) for x in gdb_commands]
# Ignore SIGINT, or we'll die every time the user tries to pause execution.
signal.signal(signal.SIGINT, signal.SIG_IGN)
subprocess.call(gdb_args)
def __call__(self, args):
super(GdbCommand, self).__call__(args)
# We poke around in the ManagedEmulatorTransport, so it's important that we actually have one.
# Just asserting is okay because this should already be enforced by valid_connections.
assert isinstance(self.pebble.transport, ManagedEmulatorTransport)
self._ensure_correct_app()
add_tools_to_path()
platform = self.pebble.transport.platform
sdk_version = self.pebble.transport.version
gdb_port = self.pebble.transport.qemu_gdb_port
if gdb_port is None:
raise ToolError(
"The emulator does not have gdb support. Try killing and re-running it."
)
sdk_root = sdk_manager.path_for_sdk(sdk_version)
self._fw_elf = os.path.join(sdk_root, 'pebble', platform, 'qemu',
'{}_sdk_debug.elf'.format(platform))
if not os.path.exists(self._fw_elf):
raise ToolError(
"SDK {} does not support app debugging. You need at least SDK 3.10."
.format(sdk_version))
app_elf_path = os.path.join(os.getcwd(), 'build', platform,
'pebble-app.elf')
if not os.path.exists(app_elf_path):
raise ToolError(
"No app debugging information available. "
"You must be in a project directory and have built the app.")
if self.pebble.firmware_version.major >= 4:
# Type information for symbols is not currently written into the
# debugging symbols generated by fw_elf_obfuscate.py. We must
# explicitly tell GDB what type the symbols are so that their values
# can be read.
app_load_address = '*(void**)&g_app_load_address'
worker_load_address = '*(void**)&g_worker_load_address'
else:
# The version of fw_elf_obfuscate.py which generated the debugging
# symbol files for 3.x SDKs wrote out the symbol information for
# variables in a way that caused them to be unavailable to GDB.
# We have to use readelf to work around that and get the symbol
# addresses.
app_load_address = '(void*){:#x}'.format(
self._find_legacy_app_load_offset(self._fw_elf, 'app'))
worker_load_address = '(void*){:#x}'.format(
self._find_legacy_app_load_offset(self._fw_elf, 'worker'))
gdb_commands = [
"set charset US-ASCII", # Avoid a bug in the ancient version of libiconv apple ships.
"target remote :{}".format(gdb_port),
"set confirm off",
self._get_symbol_command(app_elf_path, app_load_address)
]
# Optionally add the worker symbols, if any exist.
worker_elf_path = os.path.join(os.getcwd(), 'build', platform,
'pebble-worker.elf')
if os.path.exists(worker_elf_path):
gdb_commands.append(
self._get_symbol_command(worker_elf_path, worker_load_address))
gdb_commands.extend([
"set confirm on",
"break app_crashed", # app crashes (as of FW 3.10) go through this symbol for our convenience.
'echo \nPress ctrl-D or type \'quit\' to exit.\n',
'echo Try `pebble gdb --help` for a short cheat sheet.\n',
])
gdb_args = ['arm-none-eabi-gdb', self._fw_elf, '-q'
] + ['--ex={}'.format(x) for x in gdb_commands]
# Ignore SIGINT, or we'll die every time the user tries to pause execution.
signal.signal(signal.SIGINT, signal.SIG_IGN)
subprocess.call(gdb_args)
def get_sdk_path(self):
path = sdk_manager.path_for_sdk(self.sdk) if self.sdk is not None else sdk_path()
logger.debug("SDK path: %s", path)
if not os.path.exists(os.path.join(path, "pebble", "waf")):
raise MissingSDK("SDK unavailable; can't run this command.")
return path
def __call__(self, args):
super(GdbCommand, self).__call__(args)
# We poke around in the ManagedEmulatorTransport, so it's important that we actually have one.
# Just asserting is okay because this should already be enforced by valid_connections.
assert isinstance(self.pebble.transport, ManagedEmulatorTransport)
self._ensure_correct_app()
add_tools_to_path()
platform = self.pebble.transport.platform
sdk_version = self.pebble.transport.version
gdb_port = self.pebble.transport.qemu_gdb_port
if gdb_port is None:
raise ToolError("The emulator does not have gdb support. Try killing and re-running it.")
sdk_root = sdk_manager.path_for_sdk(sdk_version)
self._fw_elf = os.path.join(sdk_root, 'pebble', platform, 'qemu', '{}_sdk_debug.elf'.format(platform))
if not os.path.exists(self._fw_elf):
raise ToolError("SDK {} does not support app debugging. You need at least SDK 3.10.".format(sdk_version))
app_elf_path = os.path.join(os.getcwd(), 'build', platform, 'pebble-app.elf')
if not os.path.exists(app_elf_path):
raise ToolError("No app debugging information available. "
"You must be in a project directory and have built the app.")
if self.pebble.firmware_version.major >= 4:
# Type information for symbols is not currently written into the
# debugging symbols generated by fw_elf_obfuscate.py. We must
# explicitly tell GDB what type the symbols are so that their values
# can be read.
app_load_address = '*(void**)&g_app_load_address'
worker_load_address = '*(void**)&g_worker_load_address'
else:
# The version of fw_elf_obfuscate.py which generated the debugging
# symbol files for 3.x SDKs wrote out the symbol information for
# variables in a way that caused them to be unavailable to GDB.
# We have to use readelf to work around that and get the symbol
# addresses.
app_load_address = '(void*){:#x}'.format(
self._find_legacy_app_load_offset(self._fw_elf, 'app'))
worker_load_address = '(void*){:#x}'.format(
self._find_legacy_app_load_offset(self._fw_elf, 'worker'))
gdb_commands = [
"set charset US-ASCII", # Avoid a bug in the ancient version of libiconv apple ships.
"target remote :{}".format(gdb_port),
"set confirm off",
self._get_symbol_command(app_elf_path, app_load_address)
]
# Optionally add the worker symbols, if any exist.
worker_elf_path = os.path.join(os.getcwd(), 'build', platform, 'pebble-worker.elf')
if os.path.exists(worker_elf_path):
gdb_commands.append(self._get_symbol_command(worker_elf_path,
worker_load_address))
gdb_commands.extend([
"set confirm on",
"break app_crashed", # app crashes (as of FW 3.10) go through this symbol for our convenience.
'echo \nPress ctrl-D or type \'quit\' to exit.\n',
'echo Try `pebble gdb --help` for a short cheat sheet.\n',
])
gdb_args = ['arm-none-eabi-gdb', self._fw_elf, '-q'] + ['--ex={}'.format(x) for x in gdb_commands]
# Ignore SIGINT, or we'll die every time the user tries to pause execution.
signal.signal(signal.SIGINT, signal.SIG_IGN)
subprocess.call(gdb_args)
def get_sdk_path(self):
path = sdk_manager.path_for_sdk(self.sdk) if self.sdk is not None else sdk_path()
logger.debug("SDK path: %s", path)
if not os.path.exists(os.path.join(path, 'pebble', 'waf')):
raise MissingSDK("SDK unavailable; can't run this command.")
return path
