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Configuration & build working

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This commit is contained in:
Bahadir Balban
2009-09-10 15:45:10 +03:00
parent 42bd01946f
commit f5b770dcad
2 changed files with 80 additions and 27 deletions
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43
SConstruct
View File

@@ -4,9 +4,44 @@
#
# Copyright © 2009 B Labs Ltd
#
import os
import configure
import os, shelve
from configure import configure_kernel
if 'configure' in COMMAND_LINE_TARGETS:
cml2_configure("configs/arm.cml")
env = Environment(CC = 'arm-none-eabi-gcc',
# We don't use -nostdinc because sometimes we need standard headers,
# such as stdarg.h e.g. for variable args, as in printk().
CCFLAGS = ['-g', '-mcpu=arm926ej-s', '-nostdlib', '-ffreestanding', \
'-std=gnu99', '-Wall', '-Werror'],
LINKFLAGS = ['-nostdlib', '-T' + "include/l4/arch/arm/linker.lds"],
ASFLAGS = ['-D__ASSEMBLY__'],
PROGSUFFIX = '.elf', # The suffix to use for final executable
ENV = {'PATH' : os.environ['PATH']}, # Inherit shell path
LIBS = 'gcc', # libgcc.a - This is required for division routines.
CPPPATH = "#include",
CPPFLAGS = '-include l4/config.h -include l4/macros.h -include l4/types.h -D__KERNEL__')
config_shelve = shelve.open("build/configdata/configuration")
configuration = config_shelve["cml2_config"]
cf = configuration
sources = \
Glob('src/api/*.[cS]') + \
Glob('src/generic/*.[cS]') + \
Glob('src/lib/*.[cS]') + \
Glob('src/arch/' + cf['ARCH'] + '/*.[cS]') + \
Glob('src/arch/' + cf['ARCH'] + '/' + cf['SUBARCH'] +'/*.[cS]') + \
Glob('src/glue/' + cf['ARCH'] + '/*.[cS]') + \
Glob('src/platform/' + cf['PLATFORM'] + '/*.[cS]')
for item in cf['DRIVER'] :
path = 'src/drivers/' + item
if not os.path.isdir(path):
feature , device = item.split ( '/' )
raise ValueError, 'Driver ' + device + ' for ' + feature + ' not available.'
sources += Glob(path + '/*.[cS]')
objects = env.Object(sources)
startAxf = env.Program('start.axf', objects)

64
configure.py
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@@ -1,21 +1,40 @@
#! /usr/bin/env python2.6
# -*- mode: python; coding: utf-8; -*-
import os
import os, sys, shelve, shutil
from os.path import join
PROJROOT = os.getcwd()
BUILDDIR = join(PROJROOT, "build")
TOOLSDIR = join(PROJROOT, "tools")
CML2TOOLSDIR = join(TOOLSDIR, "cml2-tools")
CML2RULES = join(BUILDDIR, "cml2_rules.out")
CML2RULES = join(BUILDDIR, "cml2_rules.out")
CML2_CONFIG_PROPERTIES = join(BUILDDIR, "cml2_config.out")
CML2_CONFIG_H = join(BUILDDIR, "cml2_config.h")
CONFIG_H = join(BUILDDIR, "l4/config.h")
CONFIG_DATA_DIR = join(BUILDDIR, "configdata")
CONFIG_DATA_FILENAME = "configuration"
CONFIG_DATA = join(CONFIG_DATA_DIR, CONFIG_DATA_FILENAME)
configuration = {}
def cml2_rest():
def save_configuration(configuration):
if not os.path.exists(CONFIG_DATA_DIR):
os.mkdir(CONFIG_DATA_DIR)
config_shelve = shelve.open(CONFIG_DATA)
config_shelve["cml2_config"] = configuration
config_shelve.close()
def cml2_process(cml2_conf_props):
config_items = {}
with file(cml2_conf_props) as config_file:
for line in config_file:
item = line.split('=')
if len(item) == 2:
config_items[item[0].strip()] = (item[1].strip() == 'y')
return config_items
def cml2_config_to_symbols():
config_h_path = BUILDDIR + '/l4/config.h'
config_data = cml2_process(CML2_CONFIG_PROPERTIES)
@@ -37,29 +56,28 @@ def cml2_rest():
except KeyError:
configuration[items[0]] = []
configuration[items[0]].append(path)
with open(config_h_path, "w+") as config_h:
config_h.write("#define __ARCH__ " + configuration['ARCH'])
config_h.write("#define __PLATFORM__" + configuration['PLATFORM'])
config_h.write("#define __SUBARCH__" + configuration['SUBARCH'])
print configuration
def cml2_process(cml2_conf_props):
config_items = {}
with file(cml2_conf_props) as config_file:
for line in config_file:
item = line.split('=')
if len(item) == 2:
config_items[item[0].strip()] = (item[1].strip() == 'y')
return config_items
with open(config_h_path, "a") as config_h:
config_h.write("#define __ARCH__ " + configuration['ARCH'] + '\n')
config_h.write("#define __PLATFORM__ " + configuration['PLATFORM'] + '\n')
config_h.write("#define __SUBARCH__ " + configuration['SUBARCH'] + '\n')
return configuration
def cml2_configure(cml2_config_file):
os.system(CML2TOOLSDIR + '/cmlcompile.py -o ' + CML2RULES + ' ' + cml2_config_file)
os.system(CML2TOOLSDIR + '/cmlconfigure.py -c -o ' + CML2_CONFIG_PROPERTIES + ' ' + CML2RULES)
os.system(TOOLSDIR + '/cml2header.py -o ' + CML2_CONFIG_H + ' -i ' + CML2_CONFIG_PROPERTIES)
if not os.path.exists("build/l4"):
os.mkdir("build/l4")
shutil.copy(CML2_CONFIG_H, CONFIG_H)
def main():
cml2_configure("configs/arm.cml")
cml2_rest()
def configure_kernel(cml_file):
if not os.path.exists(BUILDDIR):
os.mkdir(BUILDDIR)
cml2_configure(cml_file)
configuration = cml2_config_to_symbols()
save_configuration(configuration)
return configuration
if __name__ == "__main__":
main()
configure_kernel("configs/arm.cml")