3rd-party/linux-kernel-module-cheat
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build-linux and build-gem5 seem to work

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Ciro Santilli 六四事件 法轮功
2018-12-09 00:00:00 +00:00
parent 1768421dbd
commit 5e20ba833b
33 changed files with 702 additions and 707 deletions
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68
build-gem5
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@@ -16,49 +16,46 @@ class Main(common.BuildCliFunction):
nargs='*',
)
def build(self, **kwargs):
build_dir = self.get_build_dir(**kwargs)
binaries_dir = os.path.join(kwargs['gem5_system_dir'], 'binaries')
disks_dir = os.path.join(kwargs['gem5_system_dir'], 'disks')
def build(self):
build_dir = self.get_build_dir()
binaries_dir = os.path.join(self.env['gem5_system_dir'], 'binaries')
disks_dir = os.path.join(self.env['gem5_system_dir'], 'disks')
os.makedirs(binaries_dir, exist_ok=True)
os.makedirs(disks_dir, exist_ok=True)
if kwargs['gem5_source_dir'] is None:
if not os.path.exists(os.path.join(kwargs['gem5_source_dir'], '.git')):
if kwargs['gem5_source_dir'] == kwargs['gem5_default_src_dir']:
if self.env['gem5_source_dir'] is None:
if not os.path.exists(os.path.join(self.env['gem5_source_dir'], '.git')):
if self.env['gem5_source_dir'] == self.env['gem5_default_src_dir']:
raise Exception('gem5 submodule not checked out')
self.sh.run_cmd([
'git', LF,
'-C', kwargs['gem5_default_src_dir'], LF,
'-C', self.env['gem5_default_src_dir'], LF,
'worktree', 'add', LF,
'-b', os.path.join('wt', kwargs['gem5_build_id']), LF,
kwargs['gem5_source_dir'], LF,
'-b', os.path.join('wt', self.env['gem5_build_id']), LF,
self.env['gem5_source_dir'], LF,
])
if kwargs['verbose']:
if self.env['verbose']:
verbose = ['--verbose', LF]
else:
verbose = []
if kwargs['arch'] == 'x86_64':
if self.env['arch'] == 'x86_64':
dummy_img_path = os.path.join(disks_dir, 'linux-bigswap2.img')
with open(dummy_img_path, 'wb') as dummy_img_file:
zeroes = b'\x00' * (2 ** 16)
for i in range(2 ** 10):
dummy_img_file.write(zeroes)
self.sh.run_cmd(['mkswap', dummy_img_path])
self.sh.run_cmd(['mkswap', dummy_img_path, LF])
with open(os.path.join(binaries_dir, 'x86_64-vmlinux-2.6.22.9'), 'w'):
# This file must always be present, despite --kernel overriding that default and selecting the kernel.
# I'm not even joking. No one has ever built x86 gem5 without the magic dist dir present.
pass
elif kwargs['arch'] == 'arm' or kwargs['arch'] == 'aarch64':
gem5_system_src_dir = os.path.join(kwargs['gem5_source_dir'], 'system')
elif self.env['arch'] == 'arm' or self.env['arch'] == 'aarch64':
gem5_system_src_dir = os.path.join(self.env['gem5_source_dir'], 'system')
# dtb
dt_src_dir = os.path.join(gem5_system_src_dir, 'arm', 'dt')
dt_build_dir = os.path.join(kwargs['gem5_system_dir'], 'arm', 'dt')
self.sh.run_cmd([
'make', LF,
'-C', dt_src_dir, LF,
])
common.copy_dir_if_update_non_recursive(
dt_build_dir = os.path.join(self.env['gem5_system_dir'], 'arm', 'dt')
self.sh.run_cmd(['make', '-C', dt_src_dir, LF])
self.sh.copy_dir_if_update_non_recursive(
srcdir=dt_src_dir,
destdir=dt_build_dir,
filter_ext='.dtb',
@@ -78,38 +75,35 @@ class Main(common.BuildCliFunction):
# Bootloader 64.
bootloader64_dir = os.path.join(gem5_system_src_dir, 'arm', 'aarch64_bootloader')
# TODO cross_compile is ignored because the make does not use CC...
self.sh.run_cmd([
'make', LF,
'-C', bootloader64_dir, LF
])
self.sh.run_cmd(['make', '-C', bootloader64_dir, LF])
self.sh.cp(os.path.join(bootloader64_dir, 'boot_emm.arm64'), binaries_dir)
self.sh.run_cmd(
(
[
'scons', LF,
'-j', str(kwargs['nproc']), LF,
'-j', str(self.env['nproc']), LF,
'--gold-linker', LF,
'--ignore-style', LF,
kwargs['gem5_executable'], LF,
self.env['gem5_executable'], LF,
] +
verbose +
self.sh.add_newlines(kwargs['extra_scons_args'])
self.sh.add_newlines(self.env['extra_scons_args'])
),
cwd=kwargs['gem5_source_dir'],
extra_paths=[kwargs['ccache_dir']],
cwd=self.env['gem5_source_dir'],
extra_paths=[self.env['ccache_dir']],
)
term_src_dir = os.path.join(kwargs['gem5_source_dir'], 'util/term')
term_src_dir = os.path.join(self.env['gem5_source_dir'], 'util/term')
m5term_build = os.path.join(term_src_dir, 'm5term')
self.sh.run_cmd(['make', '-C', term_src_dir])
if os.path.exists(kwargs['gem5_m5term']):
self.sh.run_cmd(['make', '-C', term_src_dir, LF])
if os.path.exists(self.env['gem5_m5term']):
# Otherwise self.sh.cp would fail with "Text file busy" if you
# tried to rebuild while running m5term:
# https://stackoverflow.com/questions/16764946/what-generates-the-text-file-busy-message-in-unix/52427512#52427512
os.unlink(kwargs['gem5_m5term'])
self.sh.cp(m5term_build, kwargs['gem5_m5term'])
os.unlink(self.env['gem5_m5term'])
self.sh.cp(m5term_build, self.env['gem5_m5term'])
def get_build_dir(self, **kwargs):
return kwargs['gem5_build_dir']
def get_build_dir(self):
return self.env['gem5_build_dir']
if __name__ == '__main__':
Main().cli()