3rd-party/linux-kernel-module-cheat
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bring a minimal buildroot kernel modules example to life

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More importantly, to make modules_install on the Linux kernel build.
This commit is contained in:
Ciro Santilli 六四事件 法轮功
2018-11-04 21:21:06 +00:00
parent b12206e871
commit 72167f9f68
11 changed files with 221 additions and 44 deletions
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23
common.py
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@@ -243,6 +243,10 @@ inside baremetal/ and then try to use corresponding executable.
default=default_build_id,
help='Buildroot build ID. Allows you to keep multiple separate gem5 builds. Default: %(default)s'
)
parser.add_argument(
'--buildroot-linux', default=False, action='store_true',
help='Boot with the Buildroot Linux kernel instead of our custom built one. Mostly for sanity checks.'
)
parser.add_argument(
'--crosstool-ng-build-id', default=default_build_id,
help='Crosstool-NG build ID. Allows you to keep multiple separate crosstool-NG builds. Default: %(default)s'
@@ -749,6 +753,8 @@ def setup(parser):
this_module.buildroot_download_dir = os.path.join(this_module.buildroot_out_dir, 'download')
this_module.buildroot_config_file = os.path.join(this_module.buildroot_build_dir, '.config')
this_module.buildroot_build_build_dir = os.path.join(this_module.buildroot_build_dir, 'build')
this_module.buildroot_linux_build_dir = os.path.join(this_module.buildroot_build_build_dir, 'linux-custom')
this_module.buildroot_vmlinux = os.path.join(this_module.buildroot_linux_build_dir, "vmlinux")
this_module.qemu_build_dir = os.path.join(this_module.out_dir, 'qemu', args.qemu_build_id)
this_module.qemu_executable_basename = 'qemu-system-{}'.format(args.arch)
this_module.qemu_executable = os.path.join(this_module.qemu_build_dir, '{}-softmmu'.format(args.arch), this_module.qemu_executable_basename)
@@ -823,17 +829,24 @@ def setup(parser):
# Linux
this_module.linux_buildroot_build_dir = os.path.join(this_module.buildroot_build_build_dir, 'linux-custom')
this_module.linux_build_dir = os.path.join(this_module.out_dir, 'linux', args.linux_build_id, args.arch)
this_module.vmlinux = os.path.join(this_module.linux_build_dir, "vmlinux")
this_module.lkmc_vmlinux = os.path.join(this_module.linux_build_dir, "vmlinux")
if args.arch == 'arm':
this_module.linux_arch = 'arm'
this_module.linux_image = os.path.join('arch', this_module.linux_arch, 'boot', 'zImage')
this_module.linux_image_prefix = os.path.join('arch', this_module.linux_arch, 'boot', 'zImage')
elif args.arch == 'aarch64':
this_module.linux_arch = 'arm64'
this_module.linux_image = os.path.join('arch', this_module.linux_arch, 'boot', 'Image')
this_module.linux_image_prefix = os.path.join('arch', this_module.linux_arch, 'boot', 'Image')
elif args.arch == 'x86_64':
this_module.linux_arch = 'x86'
this_module.linux_image = os.path.join('arch', this_module.linux_arch, 'boot', 'bzImage')
this_module.linux_image = os.path.join(this_module.linux_build_dir, linux_image)
this_module.linux_image_prefix = os.path.join('arch', this_module.linux_arch, 'boot', 'bzImage')
this_module.lkmc_linux_image = os.path.join(this_module.linux_build_dir, this_module.linux_image_prefix)
this_module.buildroot_linux_image = os.path.join(this_module.buildroot_linux_build_dir, linux_image_prefix)
if args.buildroot_linux:
this_module.vmlinux = this_module.buildroot_vmlinux
this_module.linux_image = this_module.buildroot_linux_image
else:
this_module.vmlinux = this_module.lkmc_vmlinux
this_module.linux_image = this_module.lkmc_linux_image
# Kernel modules.
this_module.kernel_modules_build_base_dir = os.path.join(this_module.out_dir, 'kernel_modules')