3rd-party/linux-kernel-module-cheat
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gem5 baremetal cli!!!

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Fix https://github.com/cirosantilli/linux-kernel-module-cheat/issues/67
This commit is contained in:
Ciro Santilli 六四事件 法轮功
2020-04-02 02:00:01 +00:00
parent 637ef640bf
commit b7887ac06b
4 changed files with 49 additions and 34 deletions
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69
run
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@@ -471,6 +471,37 @@ Extra options to append at the end of the emulator command line.
raise_image_not_found()
else:
raise_image_not_found()
if self.env['baremetal'] is not None:
# Setup CLI arguments into a single raw binary file to be loaded into memory.
# The memory setup of that file is:
# argc
# argv[0] pointer
# argv[1] pointer
# ...
# argv[N] pointer
# argv[0][0] data
# argv[0][1] data
# ...
# argv[1][0] data
# argv[1][1] data
# ...
if self.env['cli_args'] is not None:
cli_args_split = shlex.split(self.env['cli_args'])
else:
cli_args_split = []
argc_addr = self.env['entry_address'] + self.env['baremetal_max_text_size'] + self.env['baremetal_memory_size']
argv_addr = argc_addr + self.env['int_size']
argv_data_addr = argv_addr + len(cli_args_split) * self.env['address_size']
argv_addr_data = []
argv_addr_cur = argv_data_addr
for arg in cli_args_split:
argv_addr_data.append(struct.pack('<{}'.format(self.python_struct_int_format(self.env['address_size'])), argv_addr_cur))
argv_addr_cur += len(arg) + 1
baremetal_cli_path = os.path.join(self.env['run_dir'], 'baremetal_cli.raw')
with open(baremetal_cli_path, 'wb') as f:
f.write(struct.pack('<{}'.format(self.python_struct_int_format(self.env['int_size'])), len(cli_args_split)))
f.write(b''.join(argv_addr_data))
f.write(b'\0'.join(arg.encode() for arg in cli_args_split) + b'\0')
if self.env['emulator'] == 'gem5':
if self.env['quiet']:
show_stdout = False
@@ -541,6 +572,11 @@ Extra options to append at the end of the emulator command line.
])
if self.env['disk_image'] is not None:
cmd.extend(['--disk-image', self.env['disk_image'], LF])
if not self.env['baremetal'] is None:
cmd.extend([
'--param', 'system.workload.extras = "{}"'.format(self.python_escape_double_quotes(baremetal_cli_path)), LF,
'--param', 'system.workload.extras_addrs = {}'.format(hex(argc_addr)), LF,
])
if self.env['arch'] == 'x86_64':
if self.env['kvm']:
cmd.extend(['--cpu-type', 'X86KvmCPU', LF])
@@ -563,6 +599,7 @@ Extra options to append at the end of the emulator command line.
'--command-line',
'earlyprintk=pl011,0x1c090000 lpj=19988480 rw loglevel=8 mem={} root=/dev/sda {}'.format(memory, kernel_cli), LF
])
cmd.extend(['--param', 'system.workload.panic_on_panic = True', LF])
dtb = None
if self.env['dtb'] is not None:
dtb = self.env['dtb']
@@ -579,8 +616,6 @@ Extra options to append at the end of the emulator command line.
)
if dtb is not None:
cmd.extend(['--dtb-filename', dtb, LF])
if self.env['baremetal'] is None:
cmd.extend(['--param', 'system.workload.panic_on_panic = True', LF])
else:
cmd.extend([
'--bare-metal', LF,
@@ -727,36 +762,6 @@ Extra options to append at the end of the emulator command line.
if self.env['dtb'] is not None:
cmd.extend(['-dtb', self.env['dtb'], LF])
if self.env['baremetal'] is not None:
# Setup CLI arguments into a single raw binary file to be loaded into memory.
# The memory setup of that file is:
# argc
# argv[0] pointer
# argv[1] pointer
# ...
# argv[N] pointer
# argv[0][0] data
# argv[0][1] data
# ...
# argv[1][0] data
# argv[1][1] data
# ...
if self.env['cli_args'] is not None:
cli_args_split = shlex.split(self.env['cli_args'])
else:
cli_args_split = []
argc_addr = self.env['entry_address'] + self.env['baremetal_max_text_size'] + self.env['baremetal_memory_size']
argv_addr = argc_addr + self.env['int_size']
argv_data_addr = argv_addr + len(cli_args_split) * self.env['address_size']
argv_addr_data = []
argv_addr_cur = argv_data_addr
for arg in cli_args_split:
argv_addr_data.append(struct.pack('<{}'.format(self.python_struct_int_format(self.env['address_size'])), argv_addr_cur))
argv_addr_cur += len(arg) + 1
baremetal_cli_path = os.path.join(self.env['run_dir'], 'baremetal_cli.raw')
with open(baremetal_cli_path, 'wb') as f:
f.write(struct.pack('<{}'.format(self.python_struct_int_format(self.env['int_size'])), len(cli_args_split)))
f.write(b''.join(argv_addr_data))
f.write(b'\0'.join(arg.encode() for arg in cli_args_split) + b'\0')
cmd.extend([
'-device', 'loader,addr={},file={},force-raw=on'.format(
hex(argc_addr),