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https://github.com/cirosantilli/linux-kernel-module-cheat.git
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CliFunction
This commit is contained in:
Ciro Santilli 六四事件 法轮功
148
build-baremetal
148
build-baremetal
@@ -1,73 +1,79 @@
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#!/usr/bin/env python3
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import os
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import common
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from shell_helpers import LF
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class BaremetalComponent(common.Component):
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def do_build(self, args):
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common.assert_crosstool_ng_supports_arch(args.arch)
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build_dir = self.get_build_dir(args)
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bootloader_obj = os.path.join(common.baremetal_build_lib_dir, 'bootloader{}'.format(common.obj_ext))
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class Main(common.BuildCliFunction):
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def __init__(self):
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super().__init__(
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description='''\
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Build the baremetal examples with crosstool-NG.
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''')
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def build(self):
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self.assert_crosstool_ng_supports_arch(self.env['arch'])
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build_dir = self.get_build_dir()
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bootloader_obj = os.path.join(self.env['baremetal_build_lib_dir'], 'bootloader{}'.format(self.env['obj_ext']))
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common_basename_noext = 'common'
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common_src = os.path.join(common.root_dir, common_basename_noext + common.c_ext)
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common_obj = os.path.join(common.baremetal_build_lib_dir, common_basename_noext + common.obj_ext)
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common_src = os.path.join(self.env['root_dir'], common_basename_noext + self.env['c_ext'])
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common_obj = os.path.join(self.env['baremetal_build_lib_dir'], common_basename_noext + self.env['obj_ext'])
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syscalls_basename_noext = 'syscalls'
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syscalls_src = os.path.join(common.baremetal_src_lib_dir, syscalls_basename_noext + common.c_ext)
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syscalls_obj = os.path.join(common.baremetal_build_lib_dir, syscalls_basename_noext + common.obj_ext)
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syscalls_src = os.path.join(self.env['baremetal_src_lib_dir'], syscalls_basename_noext + self.env['c_ext'])
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syscalls_obj = os.path.join(self.env['baremetal_build_lib_dir'], syscalls_basename_noext + self.env['obj_ext'])
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common_objs = [common_obj, syscalls_obj]
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cflags = [
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'-I', common.baremetal_src_lib_dir, common.Newline,
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'-I', common.root_dir, common.Newline,
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'-O0', common.Newline,
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'-ggdb3', common.Newline,
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'-mcpu={}'.format(common.mcpu), common.Newline,
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'-nostartfiles', common.Newline,
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'-I', self.env['baremetal_src_lib_dir'], LF,
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'-I', self.env['root_dir'], LF,
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'-O0', LF,
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'-ggdb3', LF,
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'-mcpu={}'.format(self.env['mcpu']), LF,
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'-nostartfiles', LF,
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]
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if args.prebuilt:
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if self.env['prebuilt']:
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gcc = 'arm-none-eabi-gcc'
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else:
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os.environ['PATH'] = common.crosstool_ng_bin_dir + os.environ['PATH']
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gcc = common.get_toolchain_tool('gcc', allowed_toolchains=['crosstool-ng'])
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if common.emulator == 'gem5':
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if common.machine == 'VExpress_GEM5_V1':
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os.environ['PATH'] = self.env['crosstool_ng_bin_dir'] + os.environ['PATH']
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gcc = self.get_toolchain_tool('gcc', allowed_toolchains=['crosstool-ng'])
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if self.env['emulator'] == 'gem5':
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if self.env['machine'] == 'VExpress_GEM5_V1':
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entry_address = 0x80000000
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uart_address = 0x1c090000
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elif common.machine == 'RealViewPBX':
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elif self.env['machine'] == 'RealViewPBX':
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entry_address = 0x10000
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uart_address = 0x10009000
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else:
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raise Exception('unknown machine: ' + common.machine)
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cflags.extend(['-D', 'GEM5'.format(uart_address), common.Newline])
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raise Exception('unknown machine: ' + self.env['machine'])
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cflags.extend(['-D', 'GEM5'.format(uart_address), LF])
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else:
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entry_address = 0x40000000
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uart_address = 0x09000000
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os.makedirs(build_dir, exist_ok=True)
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os.makedirs(common.baremetal_build_lib_dir, exist_ok=True)
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src = os.path.join(common.baremetal_src_lib_dir, '{}{}'.format(args.arch, common.asm_ext))
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if common.need_rebuild([src], bootloader_obj):
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common.run_cmd(
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[gcc, common.Newline] +
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os.makedirs(self.env['baremetal_build_lib_dir'], exist_ok=True)
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src = os.path.join(self.env['baremetal_src_lib_dir'], '{}{}'.format(self.env['arch'], self.env['asm_ext']))
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if self.need_rebuild([src], bootloader_obj):
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self.sh.run_cmd(
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[gcc, LF] +
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cflags +
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[
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'-c', common.Newline,
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'-o', bootloader_obj, common.Newline,
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src, common.Newline,
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'-c', LF,
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'-o', bootloader_obj, LF,
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src, LF,
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]
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)
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for src, obj in [
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(common_src, common_obj),
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(syscalls_src, syscalls_obj),
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]:
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if common.need_rebuild([src], obj):
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common.run_cmd(
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[gcc, common.Newline] +
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if self.need_rebuild([src], obj):
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self.sh.run_cmd(
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[gcc, LF] +
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cflags +
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[
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'-c', common.Newline,
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'-D', 'UART0_ADDR={:#x}'.format(uart_address), common.Newline,
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'-o', obj, common.Newline,
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src, common.Newline,
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'-c', LF,
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'-D', 'UART0_ADDR={:#x}'.format(uart_address), LF,
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'-o', obj, LF,
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src, LF,
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]
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)
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self._build_dir(
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@@ -86,8 +92,8 @@ class BaremetalComponent(common.Component):
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bootloader_obj=bootloader_obj,
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common_objs=common_objs,
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)
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arch_dir = os.path.join('arch', args.arch)
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if os.path.isdir(os.path.join(common.baremetal_src_dir, arch_dir)):
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arch_dir = os.path.join('arch', self.env['arch'])
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if os.path.isdir(os.path.join(self.env['baremetal_src_dir'], arch_dir)):
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self._build_dir(
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arch_dir,
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gcc=gcc,
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@@ -96,8 +102,8 @@ class BaremetalComponent(common.Component):
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bootloader_obj=bootloader_obj,
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common_objs=common_objs,
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)
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arch_dir = os.path.join('arch', args.arch, 'no_bootloader')
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if os.path.isdir(os.path.join(common.baremetal_src_dir, arch_dir)):
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arch_dir = os.path.join('arch', self.env['arch'], 'no_bootloader')
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if os.path.isdir(os.path.join(self.env['baremetal_src_dir'], arch_dir)):
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self._build_dir(
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arch_dir,
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gcc=gcc,
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@@ -108,18 +114,8 @@ class BaremetalComponent(common.Component):
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bootloader=False,
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)
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def get_argparse_args(self):
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return {
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'description': '''\
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Build the baremetal examples with crosstool-NG.
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'''
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}
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def get_build_dir(self, args):
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return common.baremetal_build_dir
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def get_default_args(self):
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return {'baremetal': 'all'}
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def get_build_dir(self):
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return self.env['baremetal_build_dir']
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def _build_dir(
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self,
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@@ -137,42 +133,42 @@ Build the baremetal examples with crosstool-NG.
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Place outputs on the same subpath or the output directory.
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"""
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in_dir = os.path.join(common.baremetal_src_dir, subpath)
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out_dir = os.path.join(common.baremetal_build_dir, subpath)
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in_dir = os.path.join(self.env['baremetal_src_dir'], subpath)
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out_dir = os.path.join(self.env['baremetal_build_dir'], subpath)
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os.makedirs(out_dir, exist_ok=True)
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common_objs = common_objs.copy()
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if bootloader:
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common_objs.append(bootloader_obj)
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for in_basename in os.listdir(in_dir):
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in_path = os.path.join(in_dir, in_basename)
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if os.path.isfile(in_path) and os.path.splitext(in_basename)[1] in (common.c_ext, common.asm_ext):
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if os.path.isfile(in_path) and os.path.splitext(in_basename)[1] in (self.env['c_ext'], self.env['asm_ext']):
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in_name = os.path.splitext(in_basename)[0]
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main_obj = os.path.join(common.baremetal_build_dir, subpath, '{}{}'.format(in_name, common.obj_ext))
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src = os.path.join(common.baremetal_src_dir, in_path)
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if common.need_rebuild([src], main_obj):
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common.run_cmd(
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[gcc, common.Newline] +
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main_obj = os.path.join(self.env['baremetal_build_dir'], subpath, '{}{}'.format(in_name, self.env['obj_ext']))
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src = os.path.join(self.env['baremetal_src_dir'], in_path)
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if self.need_rebuild([src], main_obj):
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self.sh.run_cmd(
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[gcc, LF] +
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cflags +
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[
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'-c', common.Newline,
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'-o', main_obj, common.Newline,
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src, common.Newline,
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'-c', LF,
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'-o', main_obj, LF,
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src, LF,
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]
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)
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objs = common_objs + [main_obj]
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out = os.path.join(common.baremetal_build_dir, subpath, in_name + common.baremetal_build_ext)
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link_script = os.path.join(common.baremetal_src_dir, 'link.ld')
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if common.need_rebuild(objs + [link_script], out):
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common.run_cmd(
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[gcc, common.Newline] +
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out = os.path.join(self.env['baremetal_build_dir'], subpath, in_name + self.env['baremetal_build_ext'])
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link_script = os.path.join(self.env['baremetal_src_dir'], 'link.ld')
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if self.need_rebuild(objs + [link_script], out):
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self.sh.run_cmd(
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[gcc, LF] +
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cflags +
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[
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'-Wl,--section-start=.text={:#x}'.format(entry_address), common.Newline,
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'-o', out, common.Newline,
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'-T', link_script, common.Newline,
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'-Wl,--section-start=.text={:#x}'.format(entry_address), LF,
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'-o', out, LF,
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'-T', link_script, LF,
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] +
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common.add_newlines(objs)
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self.sh.add_newlines(objs)
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)
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if __name__ == '__main__':
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BaremetalComponent().build()
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Main().cli()
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