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Kernel updates since December 2009

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This commit is contained in:
Bahadir Balban
2010-03-25 01:12:40 +02:00
parent 16818191b3
commit 74b5963fcb
487 changed files with 22477 additions and 3857 deletions
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93
SConstruct
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@@ -13,33 +13,100 @@ config = configuration_retrieve()
arch = config.arch
subarch = config.subarch
platform = config.platform
gcc_cpu_flag = config.gcc_cpu_flag
gcc_arch_flag = config.gcc_arch_flag
all_syms = config.all
builddir='build/codezero/'
env = Environment(CC = config.kernel_toolchain + 'gcc',
# Generate kernel linker script at runtime using template file.
def generate_kernel_linker_script(target, source, env):
linker_in = source[0]
linker_out = target[0]
cmd = config.toolchain + "cpp -D__CPP__ " + \
"-I%s -imacros l4/macros.h -imacros %s -imacros %s -C -P %s -o %s" % \
('include', 'l4/platform/'+ platform + '/offsets.h', \
'l4/glue/' + arch + '/memlayout.h', linker_in, linker_out)
os.system(cmd)
create_kernel_linker = Command(join(builddir, 'include/l4/arch/arm/linker.lds'), \
join(PROJROOT, 'include/l4/arch/arm/linker.lds.in'), \
generate_kernel_linker_script)
'''
# Generate linker file with physical addresses,
# to be used for debug purpose only
def generate_kernel_phys_linker_script(target, source, env):
phys_linker_in = source[0]
phys_linker_out = target[0]
cmd = config.toolchain + "cpp -D__CPP__ " + \
"-I%s -imacros l4/macros.h -imacros %s -imacros %s -C -P %s -o %s" % \
('include', 'l4/platform/'+ platform + '/offsets.h', \
'l4/glue/' + arch + '/memlayout.h', phys_linker_in, phys_linker_out)
print cmd
os.system(cmd)
create_kernel_phys_linker = Command(join(builddir, 'include/physlink.lds'), \
join(PROJROOT, 'include/physlink.lds.in'), \
generate_kernel_phys_linker_script)
'''
env = Environment(CC = config.toolchain + 'gcc',
AR = config.toolchain + 'ar',
RANLIB = config.toolchain + 'ranlib',
# 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', '-nostdlib', '-ffreestanding', '-std=gnu99', '-Wall', \
'-Werror', ('-mcpu=' + gcc_cpu_flag)],
LINKFLAGS = ['-nostdlib', '-T' + "include/l4/arch/arm/linker.lds"],
'-Werror', '-march=' + gcc_arch_flag],
LINKFLAGS = ['-nostdlib', '-T' + join(builddir, '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",
CPPPATH = ["#include"],
CPPFLAGS = '-include l4/config.h -include l4/macros.h -include l4/types.h -D__KERNEL__')
objects = []
objects += SConscript('src/drivers/SConscript', exports = {'symbols' : all_syms, 'env' : env})
objects += SConscript('src/generic/SConscript',exports = {'symbols' : all_syms, 'env' : env})
objects += SConscript('src/arch/' + arch + '/SConscript', exports = {'symbols' : all_syms, 'env' : env})
objects += SConscript('src/platform/' + platform + '/SConscript', exports = {'symbols' : all_syms, 'env' : env})
objects += SConscript('src/arch/' + arch + '/' + subarch + '/SConscript', exports = {'symbols' : all_syms, 'env' : env})
objects += SConscript('src/glue/' + arch + '/SConscript', exports = {'symbols' : all_syms, 'env' : env})
objects += SConscript('src/lib/SConscript', exports = {'symbols' : all_syms, 'env' : env})
objects += SConscript('src/api/SConscript', exports = {'symbols' : all_syms, 'env' : env})
objects += SConscript('src/generic/SConscript',
exports = {'symbols' : all_syms, 'env' : env},
duplicate=0, build_dir=builddir + 'generic')
objects += SConscript('src/glue/' + arch + '/SConscript',
exports = {'symbols' : all_syms, 'env' : env},
duplicate=0, build_dir=builddir + 'glue' + '/' + arch)
objects += SConscript('src/arch/' + arch + '/SConscript',
exports = {'symbols' : all_syms, 'env' : env},
duplicate=0, build_dir=builddir + 'arch/' + arch)
objects += SConscript('src/arch/' + arch + '/' + subarch + '/SConscript',
exports = {'symbols' : all_syms, 'env' : env},
duplicate=0, build_dir=builddir + 'arch/' + arch + '/' + subarch)
objects += SConscript('src/lib/SConscript',
exports = {'symbols' : all_syms, 'env' : env},
duplicate=0, build_dir=builddir + 'lib')
objects += SConscript('src/api/SConscript',
exports = {'symbols' : all_syms, 'env' : env},
duplicate=0, build_dir=builddir + 'api')
objects += SConscript('src/drivers/SConscript',
exports = {'symbols' : all_syms, 'env' : env, 'platform' : platform,'bdir' : 'driver/'},
duplicate=0, build_dir=builddir)
objects += SConscript('src/platform/' + platform + '/SConscript',
exports = {'symbols' : all_syms, 'env' : env,'platform' : platform}, duplicate=0,
build_dir=builddir + 'platform' + '/' +platform)
kernel_elf = env.Program(BUILDDIR + '/kernel.elf', objects)
#env_phys = env.Clone()
#env_phys.Replace(LINKFLAGS = ['-nostdlib', '-T' + join(builddir, 'include/physlink.lds')])
#env_phys.Program(BUILDDIR + '/kernel_phys.elf', objects)
Alias('kernel', kernel_elf)
Depends(kernel_elf, objects)
Depends(objects, create_kernel_linker)
#Depends(objects, create_kernel_phys_linker)
Depends(objects, 'include/l4/config.h')