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Backport ext4 support from master [DO NOT MERGE]

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ext4 support is needed by crespo.

Change-Id: I604cb9ada526ce8ba6b3648171ac1d614a5519a9
This commit is contained in:
Ying Wang
2010-08-23 11:34:40 -07:00
parent ad3cf5f868
commit 065521be4f
3 changed files with 83 additions and 23 deletions
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44
tools/releasetools/img_from_target_files
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@@ -23,6 +23,11 @@ Usage: img_from_target_files [flags] input_target_files output_image_zip
-b (--board_config) <file>
Deprecated.
-f (--fs_type) <value>
The file system type of the user image files to be created.
It can be ext fs variants, such as ext2, ext3, ext4, etc.
efault is yaffs.
"""
import sys
@@ -47,6 +52,9 @@ import common
OPTIONS = common.OPTIONS
class UserImageOptions(object): pass
USERIMAGE_OPTIONS = UserImageOptions()
USERIMAGE_OPTIONS.fs_type = None
def AddUserdata(output_zip):
"""Create an empty userdata image and store it in output_zip."""
@@ -61,9 +69,19 @@ def AddUserdata(output_zip):
os.mkdir(user_dir)
img = tempfile.NamedTemporaryFile()
p = common.Run(["mkyaffs2image", "-f", user_dir, img.name])
build_command = []
if USERIMAGE_OPTIONS.fs_type is not None and USERIMAGE_OPTIONS.fs_type.startswith("ext"):
build_command = ["mkuserimg.sh",
user_dir, img.name, USERIMAGE_OPTIONS.fs_type, "userdata"]
if "userdata.img" in OPTIONS.max_image_size:
build_command.append(str(OPTIONS.max_image_size["userdata.img"]))
else:
build_command = ["mkyaffs2image", "-f",
user_dir, img.name]
p = common.Run(build_command)
p.communicate()
assert p.returncode == 0, "mkyaffs2image of userdata.img image failed"
assert p.returncode == 0, "build userdata.img image failed"
common.CheckSize(img.name, "userdata.img")
output_zip.write(img.name, "userdata.img")
@@ -94,10 +112,20 @@ def AddSystem(output_zip):
if (e.errno == errno.EEXIST):
pass
p = common.Run(["mkyaffs2image", "-f",
os.path.join(OPTIONS.input_tmp, "system"), img.name])
build_command = []
if USERIMAGE_OPTIONS.fs_type is not None and USERIMAGE_OPTIONS.fs_type.startswith("ext"):
build_command = ["mkuserimg.sh",
os.path.join(OPTIONS.input_tmp, "system"), img.name,
USERIMAGE_OPTIONS.fs_type, "system"]
if "system.img" in OPTIONS.max_image_size:
build_command.append(str(OPTIONS.max_image_size["system.img"]))
else:
build_command = ["mkyaffs2image", "-f",
os.path.join(OPTIONS.input_tmp, "system"), img.name]
p = common.Run(build_command)
p.communicate()
assert p.returncode == 0, "mkyaffs2image of system.img image failed"
assert p.returncode == 0, "build system.img image failed"
img.seek(os.SEEK_SET, 0)
data = img.read()
@@ -118,13 +146,15 @@ def main(argv):
def option_handler(o, a):
if o in ("-b", "--board_config"):
pass # deprecated
elif o in ("-f", "--fs_type"):
USERIMAGE_OPTIONS.fs_type = a
else:
return False
return True
args = common.ParseOptions(argv, __doc__,
extra_opts="b:",
extra_long_opts=["board_config="],
extra_opts="b:f:",
extra_long_opts=["board_config=", "fs_type="],
extra_option_handler=option_handler)
if len(args) != 2: