def _run_gdb_for_bare_metal_arm(runner_args, test_args):
gdb = toolchain.get_tool(build_options.OPTIONS.target(), 'gdb')
bare_metal_loader_index = runner_args.index(
toolchain.get_nonsfi_loader())
# For Bare Metal ARM, we use qemu's remote debugging interface.
args = (runner_args[:bare_metal_loader_index] +
['-g', '4014'] +
runner_args[bare_metal_loader_index:] + test_args)
# Create a new session using setsid. See the comment in
# _run_gdb_for_nacl for detail.
qemu_arm_proc = subprocess.Popen(args, stderr=subprocess.STDOUT,
preexec_fn=os.setsid)
gdb_command = _get_gdb_command_to_inject_bare_metal_gdb_py(test_args[0])
args = ([gdb, '-ex', 'target remote :4014'] +
gdb_command +
gdb_util.get_args_for_stlport_pretty_printers() +
['-ex',
'echo \n*** Type \'continue\' or \'c\' to start debugging ***\n\n',
toolchain.get_nonsfi_loader()])
subprocess.call(args)
qemu_arm_proc.kill()
def _get_gdb_command_to_inject_bare_metal_gdb_py(main_binary):
return (
gdb_util.get_gdb_python_init_args() +
gdb_util.get_gdb_python_script_init_args(
'bare_metal_support_for_unittest',
nonsfi_loader=toolchain.get_nonsfi_loader(),
test_binary=main_binary,
library_path=build_common.get_load_library_path(),
runnable_ld_path=build_common.get_bionic_runnable_ld_so()))
def get_nacl_tools():
"""Returns a list of the NaCl tools that are needed to run unit tests."""
if build_options.OPTIONS.is_bare_metal_build():
return [toolchain.get_nonsfi_loader()]
bitsize = build_options.OPTIONS.get_target_bitsize()
arch = 'x86_%d' % bitsize
nacl_tools = [toolchain.get_nacl_tool('sel_ldr_%s' % arch),
toolchain.get_nacl_tool('irt_core_%s.nexe' % arch),
os.path.join(toolchain.get_nacl_toolchain_libs_path(bitsize),
'runnable-ld.so')]
return [os.path.relpath(nacl_tool, build_common.get_arc_root())
for nacl_tool in nacl_tools]
def _run_gdb_for_bare_metal(runner_args, test_args):
gdb = toolchain.get_tool(build_options.OPTIONS.target(), 'gdb')
bare_metal_loader_index = runner_args.index(
toolchain.get_nonsfi_loader())
gdb_command = _get_gdb_command_to_inject_bare_metal_gdb_py(test_args[0])
args = (runner_args[:bare_metal_loader_index] +
[gdb] +
gdb_command +
gdb_util.get_args_for_stlport_pretty_printers() +
['-ex',
'echo \n*** Type \'run\' or \'r\' to start debugging ***\n\n',
'--args'] +
runner_args[bare_metal_loader_index:] +
test_args)
subprocess.call(args)