| # SPDX-License-Identifier: GPL-2.0+ |
| # Copyright (c) 2016 Google, Inc |
| # Written by Simon Glass <sjg@chromium.org> |
| # |
| # To run a single test, change to this directory, and: |
| # |
| # python -m unittest func_test.TestFunctional.testHelp |
| |
| import collections |
| import gzip |
| import hashlib |
| from optparse import OptionParser |
| import os |
| import re |
| import shutil |
| import struct |
| import sys |
| import tempfile |
| import unittest |
| import unittest.mock |
| import urllib.error |
| |
| from binman import bintool |
| from binman import cbfs_util |
| from binman import cmdline |
| from binman import control |
| from binman import elf |
| from binman import elf_test |
| from binman import fip_util |
| from binman import fmap_util |
| from binman import state |
| from dtoc import fdt |
| from dtoc import fdt_util |
| from binman.etype import fdtmap |
| from binman.etype import image_header |
| from binman.image import Image |
| from u_boot_pylib import command |
| from u_boot_pylib import test_util |
| from u_boot_pylib import tools |
| from u_boot_pylib import tout |
| |
| # Contents of test files, corresponding to different entry types |
| U_BOOT_DATA = b'1234' |
| U_BOOT_IMG_DATA = b'img' |
| U_BOOT_SPL_DATA = b'56780123456789abcdefghijklm' |
| U_BOOT_TPL_DATA = b'tpl9876543210fedcbazywvuts' |
| U_BOOT_VPL_DATA = b'vpl76543210fedcbazywxyz_' |
| BLOB_DATA = b'89' |
| ME_DATA = b'0abcd' |
| VGA_DATA = b'vga' |
| EFI_CAPSULE_DATA = b'efi' |
| U_BOOT_DTB_DATA = b'udtb' |
| U_BOOT_SPL_DTB_DATA = b'spldtb' |
| U_BOOT_TPL_DTB_DATA = b'tpldtb' |
| U_BOOT_VPL_DTB_DATA = b'vpldtb' |
| X86_START16_DATA = b'start16' |
| X86_START16_SPL_DATA = b'start16spl' |
| X86_START16_TPL_DATA = b'start16tpl' |
| X86_RESET16_DATA = b'reset16' |
| X86_RESET16_SPL_DATA = b'reset16spl' |
| X86_RESET16_TPL_DATA = b'reset16tpl' |
| PPC_MPC85XX_BR_DATA = b'ppcmpc85xxbr' |
| U_BOOT_NODTB_DATA = b'nodtb with microcode pointer somewhere in here' |
| U_BOOT_SPL_NODTB_DATA = b'splnodtb with microcode pointer somewhere in here' |
| U_BOOT_TPL_NODTB_DATA = b'tplnodtb with microcode pointer somewhere in here' |
| U_BOOT_VPL_NODTB_DATA = b'vplnodtb' |
| U_BOOT_EXP_DATA = U_BOOT_NODTB_DATA + U_BOOT_DTB_DATA |
| U_BOOT_SPL_EXP_DATA = U_BOOT_SPL_NODTB_DATA + U_BOOT_SPL_DTB_DATA |
| U_BOOT_TPL_EXP_DATA = U_BOOT_TPL_NODTB_DATA + U_BOOT_TPL_DTB_DATA |
| FSP_DATA = b'fsp' |
| CMC_DATA = b'cmc' |
| VBT_DATA = b'vbt' |
| MRC_DATA = b'mrc' |
| TEXT_DATA = 'text' |
| TEXT_DATA2 = 'text2' |
| TEXT_DATA3 = 'text3' |
| CROS_EC_RW_DATA = b'ecrw' |
| GBB_DATA = b'gbbd' |
| BMPBLK_DATA = b'bmp' |
| VBLOCK_DATA = b'vblk' |
| FILES_DATA = (b"sorry I'm late\nOh, don't bother apologising, I'm " + |
| b"sorry you're alive\n") |
| COMPRESS_DATA = b'compress xxxxxxxxxxxxxxxxxxxxxx data' |
| COMPRESS_DATA_BIG = COMPRESS_DATA * 2 |
| REFCODE_DATA = b'refcode' |
| FSP_M_DATA = b'fsp_m' |
| FSP_S_DATA = b'fsp_s' |
| FSP_T_DATA = b'fsp_t' |
| ATF_BL31_DATA = b'bl31' |
| TEE_OS_DATA = b'this is some tee OS data' |
| ATF_BL2U_DATA = b'bl2u' |
| OPENSBI_DATA = b'opensbi' |
| SCP_DATA = b'scp' |
| ROCKCHIP_TPL_DATA = b'rockchip-tpl' |
| TEST_FDT1_DATA = b'fdt1' |
| TEST_FDT2_DATA = b'test-fdt2' |
| ENV_DATA = b'var1=1\nvar2="2"' |
| ENCRYPTED_IV_DATA = b'123456' |
| ENCRYPTED_KEY_DATA = b'abcde' |
| PRE_LOAD_MAGIC = b'UBSH' |
| PRE_LOAD_VERSION = 0x11223344.to_bytes(4, 'big') |
| PRE_LOAD_HDR_SIZE = 0x00001000.to_bytes(4, 'big') |
| TI_BOARD_CONFIG_DATA = b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00' |
| TI_UNSECURE_DATA = b'unsecuredata' |
| |
| # Subdirectory of the input dir to use to put test FDTs |
| TEST_FDT_SUBDIR = 'fdts' |
| |
| # The expected size for the device tree in some tests |
| EXTRACT_DTB_SIZE = 0x3c9 |
| |
| # Properties expected to be in the device tree when update_dtb is used |
| BASE_DTB_PROPS = ['offset', 'size', 'image-pos'] |
| |
| # Extra properties expected to be in the device tree when allow-repack is used |
| REPACK_DTB_PROPS = ['orig-offset', 'orig-size'] |
| |
| # Supported compression bintools |
| COMP_BINTOOLS = ['bzip2', 'gzip', 'lz4', 'lzma_alone', 'lzop', 'xz', 'zstd'] |
| |
| TEE_ADDR = 0x5678 |
| |
| # Firmware Management Protocol(FMP) GUID |
| FW_MGMT_GUID = 'edd5cb6d2de8444cbda17194199ad92a' |
| # Image GUID specified in the DTS |
| CAPSULE_IMAGE_GUID = '52cfd7092007104791d108469b7fe9c8' |
| |
| class TestFunctional(unittest.TestCase): |
| """Functional tests for binman |
| |
| Most of these use a sample .dts file to build an image and then check |
| that it looks correct. The sample files are in the test/ subdirectory |
| and are numbered. |
| |
| For each entry type a very small test file is created using fixed |
| string contents. This makes it easy to test that things look right, and |
| debug problems. |
| |
| In some cases a 'real' file must be used - these are also supplied in |
| the test/ diurectory. |
| """ |
| @classmethod |
| def setUpClass(cls): |
| global entry |
| from binman import entry |
| |
| # Handle the case where argv[0] is 'python' |
| cls._binman_dir = os.path.dirname(os.path.realpath(sys.argv[0])) |
| cls._binman_pathname = os.path.join(cls._binman_dir, 'binman') |
| |
| # Create a temporary directory for input files |
| cls._indir = tempfile.mkdtemp(prefix='binmant.') |
| |
| # Create some test files |
| TestFunctional._MakeInputFile('u-boot.bin', U_BOOT_DATA) |
| TestFunctional._MakeInputFile('u-boot.img', U_BOOT_IMG_DATA) |
| TestFunctional._MakeInputFile('spl/u-boot-spl.bin', U_BOOT_SPL_DATA) |
| TestFunctional._MakeInputFile('tpl/u-boot-tpl.bin', U_BOOT_TPL_DATA) |
| TestFunctional._MakeInputFile('vpl/u-boot-vpl.bin', U_BOOT_VPL_DATA) |
| TestFunctional._MakeInputFile('blobfile', BLOB_DATA) |
| TestFunctional._MakeInputFile('me.bin', ME_DATA) |
| TestFunctional._MakeInputFile('vga.bin', VGA_DATA) |
| cls._ResetDtbs() |
| |
| TestFunctional._MakeInputFile('u-boot-br.bin', PPC_MPC85XX_BR_DATA) |
| |
| TestFunctional._MakeInputFile('u-boot-x86-start16.bin', X86_START16_DATA) |
| TestFunctional._MakeInputFile('spl/u-boot-x86-start16-spl.bin', |
| X86_START16_SPL_DATA) |
| TestFunctional._MakeInputFile('tpl/u-boot-x86-start16-tpl.bin', |
| X86_START16_TPL_DATA) |
| |
| TestFunctional._MakeInputFile('u-boot-x86-reset16.bin', |
| X86_RESET16_DATA) |
| TestFunctional._MakeInputFile('spl/u-boot-x86-reset16-spl.bin', |
| X86_RESET16_SPL_DATA) |
| TestFunctional._MakeInputFile('tpl/u-boot-x86-reset16-tpl.bin', |
| X86_RESET16_TPL_DATA) |
| |
| TestFunctional._MakeInputFile('u-boot-nodtb.bin', U_BOOT_NODTB_DATA) |
| TestFunctional._MakeInputFile('spl/u-boot-spl-nodtb.bin', |
| U_BOOT_SPL_NODTB_DATA) |
| TestFunctional._MakeInputFile('tpl/u-boot-tpl-nodtb.bin', |
| U_BOOT_TPL_NODTB_DATA) |
| TestFunctional._MakeInputFile('vpl/u-boot-vpl-nodtb.bin', |
| U_BOOT_VPL_NODTB_DATA) |
| TestFunctional._MakeInputFile('fsp.bin', FSP_DATA) |
| TestFunctional._MakeInputFile('cmc.bin', CMC_DATA) |
| TestFunctional._MakeInputFile('vbt.bin', VBT_DATA) |
| TestFunctional._MakeInputFile('mrc.bin', MRC_DATA) |
| TestFunctional._MakeInputFile('ecrw.bin', CROS_EC_RW_DATA) |
| TestFunctional._MakeInputDir('devkeys') |
| TestFunctional._MakeInputFile('bmpblk.bin', BMPBLK_DATA) |
| TestFunctional._MakeInputFile('refcode.bin', REFCODE_DATA) |
| TestFunctional._MakeInputFile('fsp_m.bin', FSP_M_DATA) |
| TestFunctional._MakeInputFile('fsp_s.bin', FSP_S_DATA) |
| TestFunctional._MakeInputFile('fsp_t.bin', FSP_T_DATA) |
| |
| cls._elf_testdir = os.path.join(cls._indir, 'elftest') |
| elf_test.BuildElfTestFiles(cls._elf_testdir) |
| |
| # ELF file with a '_dt_ucode_base_size' symbol |
| TestFunctional._MakeInputFile('u-boot', |
| tools.read_file(cls.ElfTestFile('u_boot_ucode_ptr'))) |
| |
| # Intel flash descriptor file |
| cls._SetupDescriptor() |
| |
| shutil.copytree(cls.TestFile('files'), |
| os.path.join(cls._indir, 'files')) |
| |
| shutil.copytree(cls.TestFile('yaml'), |
| os.path.join(cls._indir, 'yaml')) |
| |
| TestFunctional._MakeInputFile('compress', COMPRESS_DATA) |
| TestFunctional._MakeInputFile('compress_big', COMPRESS_DATA_BIG) |
| TestFunctional._MakeInputFile('bl31.bin', ATF_BL31_DATA) |
| TestFunctional._MakeInputFile('tee-pager.bin', TEE_OS_DATA) |
| TestFunctional._MakeInputFile('bl2u.bin', ATF_BL2U_DATA) |
| TestFunctional._MakeInputFile('fw_dynamic.bin', OPENSBI_DATA) |
| TestFunctional._MakeInputFile('scp.bin', SCP_DATA) |
| TestFunctional._MakeInputFile('rockchip-tpl.bin', ROCKCHIP_TPL_DATA) |
| TestFunctional._MakeInputFile('ti_unsecure.bin', TI_UNSECURE_DATA) |
| TestFunctional._MakeInputFile('capsule_input.bin', EFI_CAPSULE_DATA) |
| |
| # Add a few .dtb files for testing |
| TestFunctional._MakeInputFile('%s/test-fdt1.dtb' % TEST_FDT_SUBDIR, |
| TEST_FDT1_DATA) |
| TestFunctional._MakeInputFile('%s/test-fdt2.dtb' % TEST_FDT_SUBDIR, |
| TEST_FDT2_DATA) |
| |
| TestFunctional._MakeInputFile('env.txt', ENV_DATA) |
| |
| # ELF file with two sections in different parts of memory, used for both |
| # ATF and OP_TEE |
| TestFunctional._MakeInputFile('bl31.elf', |
| tools.read_file(cls.ElfTestFile('elf_sections'))) |
| TestFunctional._MakeInputFile('tee.elf', |
| tools.read_file(cls.ElfTestFile('elf_sections'))) |
| |
| # Newer OP_TEE file in v1 binary format |
| cls.make_tee_bin('tee.bin') |
| |
| # test files for encrypted tests |
| TestFunctional._MakeInputFile('encrypted-file.iv', ENCRYPTED_IV_DATA) |
| TestFunctional._MakeInputFile('encrypted-file.key', ENCRYPTED_KEY_DATA) |
| |
| cls.comp_bintools = {} |
| for name in COMP_BINTOOLS: |
| cls.comp_bintools[name] = bintool.Bintool.create(name) |
| |
| @classmethod |
| def tearDownClass(cls): |
| """Remove the temporary input directory and its contents""" |
| if cls.preserve_indir: |
| print('Preserving input dir: %s' % cls._indir) |
| else: |
| if cls._indir: |
| shutil.rmtree(cls._indir) |
| cls._indir = None |
| |
| @classmethod |
| def setup_test_args(cls, preserve_indir=False, preserve_outdirs=False, |
| toolpath=None, verbosity=None): |
| """Accept arguments controlling test execution |
| |
| Args: |
| preserve_indir: Preserve the shared input directory used by all |
| tests in this class. |
| preserve_outdir: Preserve the output directories used by tests. Each |
| test has its own, so this is normally only useful when running a |
| single test. |
| toolpath: ist of paths to use for tools |
| """ |
| cls.preserve_indir = preserve_indir |
| cls.preserve_outdirs = preserve_outdirs |
| cls.toolpath = toolpath |
| cls.verbosity = verbosity |
| |
| def _CheckBintool(self, bintool): |
| if not bintool.is_present(): |
| self.skipTest('%s not available' % bintool.name) |
| |
| def _CheckLz4(self): |
| bintool = self.comp_bintools['lz4'] |
| self._CheckBintool(bintool) |
| |
| def _CleanupOutputDir(self): |
| """Remove the temporary output directory""" |
| if self.preserve_outdirs: |
| print('Preserving output dir: %s' % tools.outdir) |
| else: |
| tools._finalise_for_test() |
| |
| def setUp(self): |
| # Enable this to turn on debugging output |
| # tout.init(tout.DEBUG) |
| command.test_result = None |
| |
| def tearDown(self): |
| """Remove the temporary output directory""" |
| self._CleanupOutputDir() |
| |
| def _SetupImageInTmpdir(self): |
| """Set up the output image in a new temporary directory |
| |
| This is used when an image has been generated in the output directory, |
| but we want to run binman again. This will create a new output |
| directory and fail to delete the original one. |
| |
| This creates a new temporary directory, copies the image to it (with a |
| new name) and removes the old output directory. |
| |
| Returns: |
| Tuple: |
| Temporary directory to use |
| New image filename |
| """ |
| image_fname = tools.get_output_filename('image.bin') |
| tmpdir = tempfile.mkdtemp(prefix='binman.') |
| updated_fname = os.path.join(tmpdir, 'image-updated.bin') |
| tools.write_file(updated_fname, tools.read_file(image_fname)) |
| self._CleanupOutputDir() |
| return tmpdir, updated_fname |
| |
| @classmethod |
| def _ResetDtbs(cls): |
| TestFunctional._MakeInputFile('u-boot.dtb', U_BOOT_DTB_DATA) |
| TestFunctional._MakeInputFile('spl/u-boot-spl.dtb', U_BOOT_SPL_DTB_DATA) |
| TestFunctional._MakeInputFile('tpl/u-boot-tpl.dtb', U_BOOT_TPL_DTB_DATA) |
| TestFunctional._MakeInputFile('vpl/u-boot-vpl.dtb', U_BOOT_VPL_DTB_DATA) |
| |
| def _RunBinman(self, *args, **kwargs): |
| """Run binman using the command line |
| |
| Args: |
| Arguments to pass, as a list of strings |
| kwargs: Arguments to pass to Command.RunPipe() |
| """ |
| result = command.run_pipe([[self._binman_pathname] + list(args)], |
| capture=True, capture_stderr=True, raise_on_error=False) |
| if result.return_code and kwargs.get('raise_on_error', True): |
| raise Exception("Error running '%s': %s" % (' '.join(args), |
| result.stdout + result.stderr)) |
| return result |
| |
| def _DoBinman(self, *argv): |
| """Run binman using directly (in the same process) |
| |
| Args: |
| Arguments to pass, as a list of strings |
| Returns: |
| Return value (0 for success) |
| """ |
| argv = list(argv) |
| args = cmdline.ParseArgs(argv) |
| args.pager = 'binman-invalid-pager' |
| args.build_dir = self._indir |
| |
| # For testing, you can force an increase in verbosity here |
| # args.verbosity = tout.DEBUG |
| return control.Binman(args) |
| |
| def _DoTestFile(self, fname, debug=False, map=False, update_dtb=False, |
| entry_args=None, images=None, use_real_dtb=False, |
| use_expanded=False, verbosity=None, allow_missing=False, |
| allow_fake_blobs=False, extra_indirs=None, threads=None, |
| test_section_timeout=False, update_fdt_in_elf=None, |
| force_missing_bintools='', ignore_missing=False, output_dir=None): |
| """Run binman with a given test file |
| |
| Args: |
| fname: Device-tree source filename to use (e.g. 005_simple.dts) |
| debug: True to enable debugging output |
| map: True to output map files for the images |
| update_dtb: Update the offset and size of each entry in the device |
| tree before packing it into the image |
| entry_args: Dict of entry args to supply to binman |
| key: arg name |
| value: value of that arg |
| images: List of image names to build |
| use_real_dtb: True to use the test file as the contents of |
| the u-boot-dtb entry. Normally this is not needed and the |
| test contents (the U_BOOT_DTB_DATA string) can be used. |
| But in some test we need the real contents. |
| use_expanded: True to use expanded entries where available, e.g. |
| 'u-boot-expanded' instead of 'u-boot' |
| verbosity: Verbosity level to use (0-3, None=don't set it) |
| allow_missing: Set the '--allow-missing' flag so that missing |
| external binaries just produce a warning instead of an error |
| allow_fake_blobs: Set the '--fake-ext-blobs' flag |
| extra_indirs: Extra input directories to add using -I |
| threads: Number of threads to use (None for default, 0 for |
| single-threaded) |
| test_section_timeout: True to force the first time to timeout, as |
| used in testThreadTimeout() |
| update_fdt_in_elf: Value to pass with --update-fdt-in-elf=xxx |
| force_missing_tools (str): comma-separated list of bintools to |
| regard as missing |
| output_dir: Specific output directory to use for image using -O |
| |
| Returns: |
| int return code, 0 on success |
| """ |
| args = [] |
| if debug: |
| args.append('-D') |
| if verbosity is not None: |
| args.append('-v%d' % verbosity) |
| elif self.verbosity: |
| args.append('-v%d' % self.verbosity) |
| if self.toolpath: |
| for path in self.toolpath: |
| args += ['--toolpath', path] |
| if threads is not None: |
| args.append('-T%d' % threads) |
| if test_section_timeout: |
| args.append('--test-section-timeout') |
| args += ['build', '-p', '-I', self._indir, '-d', self.TestFile(fname)] |
| if map: |
| args.append('-m') |
| if update_dtb: |
| args.append('-u') |
| if not use_real_dtb: |
| args.append('--fake-dtb') |
| if not use_expanded: |
| args.append('--no-expanded') |
| if entry_args: |
| for arg, value in entry_args.items(): |
| args.append('-a%s=%s' % (arg, value)) |
| if allow_missing: |
| args.append('-M') |
| if ignore_missing: |
| args.append('-W') |
| if allow_fake_blobs: |
| args.append('--fake-ext-blobs') |
| if force_missing_bintools: |
| args += ['--force-missing-bintools', force_missing_bintools] |
| if update_fdt_in_elf: |
| args += ['--update-fdt-in-elf', update_fdt_in_elf] |
| if images: |
| for image in images: |
| args += ['-i', image] |
| if extra_indirs: |
| for indir in extra_indirs: |
| args += ['-I', indir] |
| if output_dir: |
| args += ['-O', output_dir] |
| return self._DoBinman(*args) |
| |
| def _SetupDtb(self, fname, outfile='u-boot.dtb'): |
| """Set up a new test device-tree file |
| |
| The given file is compiled and set up as the device tree to be used |
| for ths test. |
| |
| Args: |
| fname: Filename of .dts file to read |
| outfile: Output filename for compiled device-tree binary |
| |
| Returns: |
| Contents of device-tree binary |
| """ |
| tmpdir = tempfile.mkdtemp(prefix='binmant.') |
| dtb = fdt_util.EnsureCompiled(self.TestFile(fname), tmpdir) |
| with open(dtb, 'rb') as fd: |
| data = fd.read() |
| TestFunctional._MakeInputFile(outfile, data) |
| shutil.rmtree(tmpdir) |
| return data |
| |
| def _GetDtbContentsForSpls(self, dtb_data, name): |
| """Create a version of the main DTB for SPL / TPL / VPL |
| |
| For testing we don't actually have different versions of the DTB. With |
| U-Boot we normally run fdtgrep to remove unwanted nodes, but for tests |
| we don't normally have any unwanted nodes. |
| |
| We still want the DTBs for SPL and TPL to be different though, since |
| otherwise it is confusing to know which one we are looking at. So add |
| an 'spl' or 'tpl' property to the top-level node. |
| |
| Args: |
| dtb_data: dtb data to modify (this should be a value devicetree) |
| name: Name of a new property to add |
| |
| Returns: |
| New dtb data with the property added |
| """ |
| dtb = fdt.Fdt.FromData(dtb_data) |
| dtb.Scan() |
| dtb.GetNode('/binman').AddZeroProp(name) |
| dtb.Sync(auto_resize=True) |
| dtb.Pack() |
| return dtb.GetContents() |
| |
| def _DoReadFileDtb(self, fname, use_real_dtb=False, use_expanded=False, |
| map=False, update_dtb=False, entry_args=None, |
| reset_dtbs=True, extra_indirs=None, threads=None): |
| """Run binman and return the resulting image |
| |
| This runs binman with a given test file and then reads the resulting |
| output file. It is a shortcut function since most tests need to do |
| these steps. |
| |
| Raises an assertion failure if binman returns a non-zero exit code. |
| |
| Args: |
| fname: Device-tree source filename to use (e.g. 005_simple.dts) |
| use_real_dtb: True to use the test file as the contents of |
| the u-boot-dtb entry. Normally this is not needed and the |
| test contents (the U_BOOT_DTB_DATA string) can be used. |
| But in some test we need the real contents. |
| use_expanded: True to use expanded entries where available, e.g. |
| 'u-boot-expanded' instead of 'u-boot' |
| map: True to output map files for the images |
| update_dtb: Update the offset and size of each entry in the device |
| tree before packing it into the image |
| entry_args: Dict of entry args to supply to binman |
| key: arg name |
| value: value of that arg |
| reset_dtbs: With use_real_dtb the test dtb is overwritten by this |
| function. If reset_dtbs is True, then the original test dtb |
| is written back before this function finishes |
| extra_indirs: Extra input directories to add using -I |
| threads: Number of threads to use (None for default, 0 for |
| single-threaded) |
| |
| Returns: |
| Tuple: |
| Resulting image contents |
| Device tree contents |
| Map data showing contents of image (or None if none) |
| Output device tree binary filename ('u-boot.dtb' path) |
| """ |
| dtb_data = None |
| # Use the compiled test file as the u-boot-dtb input |
| if use_real_dtb: |
| dtb_data = self._SetupDtb(fname) |
| |
| # For testing purposes, make a copy of the DT for SPL and TPL. Add |
| # a node indicating which it is, so aid verification. |
| for name in ['spl', 'tpl', 'vpl']: |
| dtb_fname = '%s/u-boot-%s.dtb' % (name, name) |
| outfile = os.path.join(self._indir, dtb_fname) |
| TestFunctional._MakeInputFile(dtb_fname, |
| self._GetDtbContentsForSpls(dtb_data, name)) |
| |
| try: |
| retcode = self._DoTestFile(fname, map=map, update_dtb=update_dtb, |
| entry_args=entry_args, use_real_dtb=use_real_dtb, |
| use_expanded=use_expanded, extra_indirs=extra_indirs, |
| threads=threads) |
| self.assertEqual(0, retcode) |
| out_dtb_fname = tools.get_output_filename('u-boot.dtb.out') |
| |
| # Find the (only) image, read it and return its contents |
| image = control.images['image'] |
| image_fname = tools.get_output_filename('image.bin') |
| self.assertTrue(os.path.exists(image_fname)) |
| if map: |
| map_fname = tools.get_output_filename('image.map') |
| with open(map_fname) as fd: |
| map_data = fd.read() |
| else: |
| map_data = None |
| with open(image_fname, 'rb') as fd: |
| return fd.read(), dtb_data, map_data, out_dtb_fname |
| finally: |
| # Put the test file back |
| if reset_dtbs and use_real_dtb: |
| self._ResetDtbs() |
| |
| def _DoReadFileRealDtb(self, fname): |
| """Run binman with a real .dtb file and return the resulting data |
| |
| Args: |
| fname: DT source filename to use (e.g. 082_fdt_update_all.dts) |
| |
| Returns: |
| Resulting image contents |
| """ |
| return self._DoReadFileDtb(fname, use_real_dtb=True, update_dtb=True)[0] |
| |
| def _DoReadFile(self, fname, use_real_dtb=False): |
| """Helper function which discards the device-tree binary |
| |
| Args: |
| fname: Device-tree source filename to use (e.g. 005_simple.dts) |
| use_real_dtb: True to use the test file as the contents of |
| the u-boot-dtb entry. Normally this is not needed and the |
| test contents (the U_BOOT_DTB_DATA string) can be used. |
| But in some test we need the real contents. |
| |
| Returns: |
| Resulting image contents |
| """ |
| return self._DoReadFileDtb(fname, use_real_dtb)[0] |
| |
| @classmethod |
| def _MakeInputFile(cls, fname, contents): |
| """Create a new test input file, creating directories as needed |
| |
| Args: |
| fname: Filename to create |
| contents: File contents to write in to the file |
| Returns: |
| Full pathname of file created |
| """ |
| pathname = os.path.join(cls._indir, fname) |
| dirname = os.path.dirname(pathname) |
| if dirname and not os.path.exists(dirname): |
| os.makedirs(dirname) |
| with open(pathname, 'wb') as fd: |
| fd.write(contents) |
| return pathname |
| |
| @classmethod |
| def _MakeInputDir(cls, dirname): |
| """Create a new test input directory, creating directories as needed |
| |
| Args: |
| dirname: Directory name to create |
| |
| Returns: |
| Full pathname of directory created |
| """ |
| pathname = os.path.join(cls._indir, dirname) |
| if not os.path.exists(pathname): |
| os.makedirs(pathname) |
| return pathname |
| |
| @classmethod |
| def _SetupSplElf(cls, src_fname='bss_data'): |
| """Set up an ELF file with a '_dt_ucode_base_size' symbol |
| |
| Args: |
| Filename of ELF file to use as SPL |
| """ |
| TestFunctional._MakeInputFile('spl/u-boot-spl', |
| tools.read_file(cls.ElfTestFile(src_fname))) |
| |
| @classmethod |
| def _SetupTplElf(cls, src_fname='bss_data'): |
| """Set up an ELF file with a '_dt_ucode_base_size' symbol |
| |
| Args: |
| Filename of ELF file to use as TPL |
| """ |
| TestFunctional._MakeInputFile('tpl/u-boot-tpl', |
| tools.read_file(cls.ElfTestFile(src_fname))) |
| |
| @classmethod |
| def _SetupVplElf(cls, src_fname='bss_data'): |
| """Set up an ELF file with a '_dt_ucode_base_size' symbol |
| |
| Args: |
| Filename of ELF file to use as VPL |
| """ |
| TestFunctional._MakeInputFile('vpl/u-boot-vpl', |
| tools.read_file(cls.ElfTestFile(src_fname))) |
| |
| @classmethod |
| def _SetupPmuFwlElf(cls, src_fname='bss_data'): |
| """Set up an ELF file with a '_dt_ucode_base_size' symbol |
| |
| Args: |
| Filename of ELF file to use as VPL |
| """ |
| TestFunctional._MakeInputFile('pmu-firmware.elf', |
| tools.read_file(cls.ElfTestFile(src_fname))) |
| |
| @classmethod |
| def _SetupDescriptor(cls): |
| with open(cls.TestFile('descriptor.bin'), 'rb') as fd: |
| TestFunctional._MakeInputFile('descriptor.bin', fd.read()) |
| |
| @classmethod |
| def TestFile(cls, fname): |
| return os.path.join(cls._binman_dir, 'test', fname) |
| |
| @classmethod |
| def ElfTestFile(cls, fname): |
| return os.path.join(cls._elf_testdir, fname) |
| |
| @classmethod |
| def make_tee_bin(cls, fname, paged_sz=0, extra_data=b''): |
| init_sz, start_hi, start_lo, dummy = (len(U_BOOT_DATA), 0, TEE_ADDR, 0) |
| data = b'OPTE\x01xxx' + struct.pack('<5I', init_sz, start_hi, start_lo, |
| dummy, paged_sz) + U_BOOT_DATA |
| data += extra_data |
| TestFunctional._MakeInputFile(fname, data) |
| |
| def AssertInList(self, grep_list, target): |
| """Assert that at least one of a list of things is in a target |
| |
| Args: |
| grep_list: List of strings to check |
| target: Target string |
| """ |
| for grep in grep_list: |
| if grep in target: |
| return |
| self.fail("Error: '%s' not found in '%s'" % (grep_list, target)) |
| |
| def CheckNoGaps(self, entries): |
| """Check that all entries fit together without gaps |
| |
| Args: |
| entries: List of entries to check |
| """ |
| offset = 0 |
| for entry in entries.values(): |
| self.assertEqual(offset, entry.offset) |
| offset += entry.size |
| |
| def GetFdtLen(self, dtb): |
| """Get the totalsize field from a device-tree binary |
| |
| Args: |
| dtb: Device-tree binary contents |
| |
| Returns: |
| Total size of device-tree binary, from the header |
| """ |
| return struct.unpack('>L', dtb[4:8])[0] |
| |
| def _GetPropTree(self, dtb, prop_names, prefix='/binman/'): |
| def AddNode(node, path): |
| if node.name != '/': |
| path += '/' + node.name |
| for prop in node.props.values(): |
| if prop.name in prop_names: |
| prop_path = path + ':' + prop.name |
| tree[prop_path[len(prefix):]] = fdt_util.fdt32_to_cpu( |
| prop.value) |
| for subnode in node.subnodes: |
| AddNode(subnode, path) |
| |
| tree = {} |
| AddNode(dtb.GetRoot(), '') |
| return tree |
| |
| def _CheckSign(self, fit, key): |
| try: |
| tools.run('fit_check_sign', '-k', key, '-f', fit) |
| except: |
| self.fail('Expected signed FIT container') |
| return False |
| return True |
| |
| def testRun(self): |
| """Test a basic run with valid args""" |
| result = self._RunBinman('-h') |
| |
| def testFullHelp(self): |
| """Test that the full help is displayed with -H""" |
| result = self._RunBinman('-H') |
| help_file = os.path.join(self._binman_dir, 'README.rst') |
| # Remove possible extraneous strings |
| extra = '::::::::::::::\n' + help_file + '\n::::::::::::::\n' |
| gothelp = result.stdout.replace(extra, '') |
| self.assertEqual(len(gothelp), os.path.getsize(help_file)) |
| self.assertEqual(0, len(result.stderr)) |
| self.assertEqual(0, result.return_code) |
| |
| def testFullHelpInternal(self): |
| """Test that the full help is displayed with -H""" |
| try: |
| command.test_result = command.CommandResult() |
| result = self._DoBinman('-H') |
| help_file = os.path.join(self._binman_dir, 'README.rst') |
| finally: |
| command.test_result = None |
| |
| def testHelp(self): |
| """Test that the basic help is displayed with -h""" |
| result = self._RunBinman('-h') |
| self.assertTrue(len(result.stdout) > 200) |
| self.assertEqual(0, len(result.stderr)) |
| self.assertEqual(0, result.return_code) |
| |
| def testBoard(self): |
| """Test that we can run it with a specific board""" |
| self._SetupDtb('005_simple.dts', 'sandbox/u-boot.dtb') |
| TestFunctional._MakeInputFile('sandbox/u-boot.bin', U_BOOT_DATA) |
| result = self._DoBinman('build', '-n', '-b', 'sandbox') |
| self.assertEqual(0, result) |
| |
| def testNeedBoard(self): |
| """Test that we get an error when no board ius supplied""" |
| with self.assertRaises(ValueError) as e: |
| result = self._DoBinman('build') |
| self.assertIn("Must provide a board to process (use -b <board>)", |
| str(e.exception)) |
| |
| def testMissingDt(self): |
| """Test that an invalid device-tree file generates an error""" |
| with self.assertRaises(Exception) as e: |
| self._RunBinman('build', '-d', 'missing_file') |
| # We get one error from libfdt, and a different one from fdtget. |
| self.AssertInList(["Couldn't open blob from 'missing_file'", |
| 'No such file or directory'], str(e.exception)) |
| |
| def testBrokenDt(self): |
| """Test that an invalid device-tree source file generates an error |
| |
| Since this is a source file it should be compiled and the error |
| will come from the device-tree compiler (dtc). |
| """ |
| with self.assertRaises(Exception) as e: |
| self._RunBinman('build', '-d', self.TestFile('001_invalid.dts')) |
| self.assertIn("FATAL ERROR: Unable to parse input tree", |
| str(e.exception)) |
| |
| def testMissingNode(self): |
| """Test that a device tree without a 'binman' node generates an error""" |
| with self.assertRaises(Exception) as e: |
| self._DoBinman('build', '-d', self.TestFile('002_missing_node.dts')) |
| self.assertIn("does not have a 'binman' node", str(e.exception)) |
| |
| def testEmpty(self): |
| """Test that an empty binman node works OK (i.e. does nothing)""" |
| result = self._RunBinman('build', '-d', self.TestFile('003_empty.dts')) |
| self.assertEqual(0, len(result.stderr)) |
| self.assertEqual(0, result.return_code) |
| |
| def testInvalidEntry(self): |
| """Test that an invalid entry is flagged""" |
| with self.assertRaises(Exception) as e: |
| result = self._RunBinman('build', '-d', |
| self.TestFile('004_invalid_entry.dts')) |
| self.assertIn("Unknown entry type 'not-a-valid-type' in node " |
| "'/binman/not-a-valid-type'", str(e.exception)) |
| |
| def testSimple(self): |
| """Test a simple binman with a single file""" |
| data = self._DoReadFile('005_simple.dts') |
| self.assertEqual(U_BOOT_DATA, data) |
| |
| def testSimpleDebug(self): |
| """Test a simple binman run with debugging enabled""" |
| self._DoTestFile('005_simple.dts', debug=True) |
| |
| def testDual(self): |
| """Test that we can handle creating two images |
| |
| This also tests image padding. |
| """ |
| retcode = self._DoTestFile('006_dual_image.dts') |
| self.assertEqual(0, retcode) |
| |
| image = control.images['image1'] |
| self.assertEqual(len(U_BOOT_DATA), image.size) |
| fname = tools.get_output_filename('image1.bin') |
| self.assertTrue(os.path.exists(fname)) |
| with open(fname, 'rb') as fd: |
| data = fd.read() |
| self.assertEqual(U_BOOT_DATA, data) |
| |
| image = control.images['image2'] |
| self.assertEqual(3 + len(U_BOOT_DATA) + 5, image.size) |
| fname = tools.get_output_filename('image2.bin') |
| self.assertTrue(os.path.exists(fname)) |
| with open(fname, 'rb') as fd: |
| data = fd.read() |
| self.assertEqual(U_BOOT_DATA, data[3:7]) |
| self.assertEqual(tools.get_bytes(0, 3), data[:3]) |
| self.assertEqual(tools.get_bytes(0, 5), data[7:]) |
| |
| def testBadAlign(self): |
| """Test that an invalid alignment value is detected""" |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('007_bad_align.dts') |
| self.assertIn("Node '/binman/u-boot': Alignment 23 must be a power " |
| "of two", str(e.exception)) |
| |
| def testPackSimple(self): |
| """Test that packing works as expected""" |
| retcode = self._DoTestFile('008_pack.dts') |
| self.assertEqual(0, retcode) |
| self.assertIn('image', control.images) |
| image = control.images['image'] |
| entries = image.GetEntries() |
| self.assertEqual(5, len(entries)) |
| |
| # First u-boot |
| self.assertIn('u-boot', entries) |
| entry = entries['u-boot'] |
| self.assertEqual(0, entry.offset) |
| self.assertEqual(len(U_BOOT_DATA), entry.size) |
| |
| # Second u-boot, aligned to 16-byte boundary |
| self.assertIn('u-boot-align', entries) |
| entry = entries['u-boot-align'] |
| self.assertEqual(16, entry.offset) |
| self.assertEqual(len(U_BOOT_DATA), entry.size) |
| |
| # Third u-boot, size 23 bytes |
| self.assertIn('u-boot-size', entries) |
| entry = entries['u-boot-size'] |
| self.assertEqual(20, entry.offset) |
| self.assertEqual(len(U_BOOT_DATA), entry.contents_size) |
| self.assertEqual(23, entry.size) |
| |
| # Fourth u-boot, placed immediate after the above |
| self.assertIn('u-boot-next', entries) |
| entry = entries['u-boot-next'] |
| self.assertEqual(43, entry.offset) |
| self.assertEqual(len(U_BOOT_DATA), entry.size) |
| |
| # Fifth u-boot, placed at a fixed offset |
| self.assertIn('u-boot-fixed', entries) |
| entry = entries['u-boot-fixed'] |
| self.assertEqual(61, entry.offset) |
| self.assertEqual(len(U_BOOT_DATA), entry.size) |
| |
| self.assertEqual(65, image.size) |
| |
| def testPackExtra(self): |
| """Test that extra packing feature works as expected""" |
| data, _, _, out_dtb_fname = self._DoReadFileDtb('009_pack_extra.dts', |
| update_dtb=True) |
| |
| self.assertIn('image', control.images) |
| image = control.images['image'] |
| entries = image.GetEntries() |
| self.assertEqual(6, len(entries)) |
| |
| # First u-boot with padding before and after (included in minimum size) |
| self.assertIn('u-boot', entries) |
| entry = entries['u-boot'] |
| self.assertEqual(0, entry.offset) |
| self.assertEqual(3, entry.pad_before) |
| self.assertEqual(3 + 5 + len(U_BOOT_DATA), entry.size) |
| self.assertEqual(U_BOOT_DATA, entry.data) |
| self.assertEqual(tools.get_bytes(0, 3) + U_BOOT_DATA + |
| tools.get_bytes(0, 5), data[:entry.size]) |
| pos = entry.size |
| |
| # Second u-boot has an aligned size, but it has no effect |
| self.assertIn('u-boot-align-size-nop', entries) |
| entry = entries['u-boot-align-size-nop'] |
| self.assertEqual(pos, entry.offset) |
| self.assertEqual(len(U_BOOT_DATA), entry.size) |
| self.assertEqual(U_BOOT_DATA, entry.data) |
| self.assertEqual(U_BOOT_DATA, data[pos:pos + entry.size]) |
| pos += entry.size |
| |
| # Third u-boot has an aligned size too |
| self.assertIn('u-boot-align-size', entries) |
| entry = entries['u-boot-align-size'] |
| self.assertEqual(pos, entry.offset) |
| self.assertEqual(32, entry.size) |
| self.assertEqual(U_BOOT_DATA, entry.data) |
| self.assertEqual(U_BOOT_DATA + tools.get_bytes(0, 32 - len(U_BOOT_DATA)), |
| data[pos:pos + entry.size]) |
| pos += entry.size |
| |
| # Fourth u-boot has an aligned end |
| self.assertIn('u-boot-align-end', entries) |
| entry = entries['u-boot-align-end'] |
| self.assertEqual(48, entry.offset) |
| self.assertEqual(16, entry.size) |
| self.assertEqual(U_BOOT_DATA, entry.data[:len(U_BOOT_DATA)]) |
| self.assertEqual(U_BOOT_DATA + tools.get_bytes(0, 16 - len(U_BOOT_DATA)), |
| data[pos:pos + entry.size]) |
| pos += entry.size |
| |
| # Fifth u-boot immediately afterwards |
| self.assertIn('u-boot-align-both', entries) |
| entry = entries['u-boot-align-both'] |
| self.assertEqual(64, entry.offset) |
| self.assertEqual(64, entry.size) |
| self.assertEqual(U_BOOT_DATA, entry.data[:len(U_BOOT_DATA)]) |
| self.assertEqual(U_BOOT_DATA + tools.get_bytes(0, 64 - len(U_BOOT_DATA)), |
| data[pos:pos + entry.size]) |
| |
| # Sixth u-boot with both minimum size and aligned size |
| self.assertIn('u-boot-min-size', entries) |
| entry = entries['u-boot-min-size'] |
| self.assertEqual(128, entry.offset) |
| self.assertEqual(32, entry.size) |
| self.assertEqual(U_BOOT_DATA, entry.data[:len(U_BOOT_DATA)]) |
| self.assertEqual(U_BOOT_DATA + tools.get_bytes(0, 32 - len(U_BOOT_DATA)), |
| data[pos:pos + entry.size]) |
| |
| self.CheckNoGaps(entries) |
| self.assertEqual(160, image.size) |
| |
| dtb = fdt.Fdt(out_dtb_fname) |
| dtb.Scan() |
| props = self._GetPropTree(dtb, ['size', 'offset', 'image-pos']) |
| expected = { |
| 'image-pos': 0, |
| 'offset': 0, |
| 'size': 160, |
| |
| 'u-boot:image-pos': 0, |
| 'u-boot:offset': 0, |
| 'u-boot:size': 3 + 5 + len(U_BOOT_DATA), |
| |
| 'u-boot-align-size-nop:image-pos': 12, |
| 'u-boot-align-size-nop:offset': 12, |
| 'u-boot-align-size-nop:size': 4, |
| |
| 'u-boot-align-size:image-pos': 16, |
| 'u-boot-align-size:offset': 16, |
| 'u-boot-align-size:size': 32, |
| |
| 'u-boot-align-end:image-pos': 48, |
| 'u-boot-align-end:offset': 48, |
| 'u-boot-align-end:size': 16, |
| |
| 'u-boot-align-both:image-pos': 64, |
| 'u-boot-align-both:offset': 64, |
| 'u-boot-align-both:size': 64, |
| |
| 'u-boot-min-size:image-pos': 128, |
| 'u-boot-min-size:offset': 128, |
| 'u-boot-min-size:size': 32, |
| } |
| self.assertEqual(expected, props) |
| |
| def testPackAlignPowerOf2(self): |
| """Test that invalid entry alignment is detected""" |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('010_pack_align_power2.dts') |
| self.assertIn("Node '/binman/u-boot': Alignment 5 must be a power " |
| "of two", str(e.exception)) |
| |
| def testPackAlignSizePowerOf2(self): |
| """Test that invalid entry size alignment is detected""" |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('011_pack_align_size_power2.dts') |
| self.assertIn("Node '/binman/u-boot': Alignment size 55 must be a " |
| "power of two", str(e.exception)) |
| |
| def testPackInvalidAlign(self): |
| """Test detection of an offset that does not match its alignment""" |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('012_pack_inv_align.dts') |
| self.assertIn("Node '/binman/u-boot': Offset 0x5 (5) does not match " |
| "align 0x4 (4)", str(e.exception)) |
| |
| def testPackInvalidSizeAlign(self): |
| """Test that invalid entry size alignment is detected""" |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('013_pack_inv_size_align.dts') |
| self.assertIn("Node '/binman/u-boot': Size 0x5 (5) does not match " |
| "align-size 0x4 (4)", str(e.exception)) |
| |
| def testPackOverlap(self): |
| """Test that overlapping regions are detected""" |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('014_pack_overlap.dts') |
| self.assertIn("Node '/binman/u-boot-align': Offset 0x3 (3) overlaps " |
| "with previous entry '/binman/u-boot' ending at 0x4 (4)", |
| str(e.exception)) |
| |
| def testPackEntryOverflow(self): |
| """Test that entries that overflow their size are detected""" |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('015_pack_overflow.dts') |
| self.assertIn("Node '/binman/u-boot': Entry contents size is 0x4 (4) " |
| "but entry size is 0x3 (3)", str(e.exception)) |
| |
| def testPackImageOverflow(self): |
| """Test that entries which overflow the image size are detected""" |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('016_pack_image_overflow.dts') |
| self.assertIn("Section '/binman': contents size 0x4 (4) exceeds section " |
| "size 0x3 (3)", str(e.exception)) |
| |
| def testPackImageSize(self): |
| """Test that the image size can be set""" |
| retcode = self._DoTestFile('017_pack_image_size.dts') |
| self.assertEqual(0, retcode) |
| self.assertIn('image', control.images) |
| image = control.images['image'] |
| self.assertEqual(7, image.size) |
| |
| def testPackImageSizeAlign(self): |
| """Test that image size alignemnt works as expected""" |
| retcode = self._DoTestFile('018_pack_image_align.dts') |
| self.assertEqual(0, retcode) |
| self.assertIn('image', control.images) |
| image = control.images['image'] |
| self.assertEqual(16, image.size) |
| |
| def testPackInvalidImageAlign(self): |
| """Test that invalid image alignment is detected""" |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('019_pack_inv_image_align.dts') |
| self.assertIn("Section '/binman': Size 0x7 (7) does not match " |
| "align-size 0x8 (8)", str(e.exception)) |
| |
| def testPackAlignPowerOf2Inv(self): |
| """Test that invalid image alignment is detected""" |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('020_pack_inv_image_align_power2.dts') |
| self.assertIn("Image '/binman': Alignment size 131 must be a power of " |
| "two", str(e.exception)) |
| |
| def testImagePadByte(self): |
| """Test that the image pad byte can be specified""" |
| self._SetupSplElf() |
| data = self._DoReadFile('021_image_pad.dts') |
| self.assertEqual(U_BOOT_SPL_DATA + tools.get_bytes(0xff, 1) + |
| U_BOOT_DATA, data) |
| |
| def testImageName(self): |
| """Test that image files can be named""" |
| retcode = self._DoTestFile('022_image_name.dts') |
| self.assertEqual(0, retcode) |
| image = control.images['image1'] |
| fname = tools.get_output_filename('test-name') |
| self.assertTrue(os.path.exists(fname)) |
| |
| image = control.images['image2'] |
| fname = tools.get_output_filename('test-name.xx') |
| self.assertTrue(os.path.exists(fname)) |
| |
| def testBlobFilename(self): |
| """Test that generic blobs can be provided by filename""" |
| data = self._DoReadFile('023_blob.dts') |
| self.assertEqual(BLOB_DATA, data) |
| |
| def testPackSorted(self): |
| """Test that entries can be sorted""" |
| self._SetupSplElf() |
| data = self._DoReadFile('024_sorted.dts') |
| self.assertEqual(tools.get_bytes(0, 1) + U_BOOT_SPL_DATA + |
| tools.get_bytes(0, 2) + U_BOOT_DATA, data) |
| |
| def testPackZeroOffset(self): |
| """Test that an entry at offset 0 is not given a new offset""" |
| self._SetupSplElf() |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('025_pack_zero_size.dts') |
| self.assertIn("Node '/binman/u-boot-spl': Offset 0x0 (0) overlaps " |
| "with previous entry '/binman/u-boot' ending at 0x4 (4)", |
| str(e.exception)) |
| |
| def testPackUbootDtb(self): |
| """Test that a device tree can be added to U-Boot""" |
| data = self._DoReadFile('026_pack_u_boot_dtb.dts') |
| self.assertEqual(U_BOOT_NODTB_DATA + U_BOOT_DTB_DATA, data) |
| |
| def testPackX86RomNoSize(self): |
| """Test that the end-at-4gb property requires a size property""" |
| self._SetupSplElf() |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('027_pack_4gb_no_size.dts') |
| self.assertIn("Image '/binman': Section size must be provided when " |
| "using end-at-4gb", str(e.exception)) |
| |
| def test4gbAndSkipAtStartTogether(self): |
| """Test that the end-at-4gb and skip-at-size property can't be used |
| together""" |
| self._SetupSplElf() |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('098_4gb_and_skip_at_start_together.dts') |
| self.assertIn("Image '/binman': Provide either 'end-at-4gb' or " |
| "'skip-at-start'", str(e.exception)) |
| |
| def testPackX86RomOutside(self): |
| """Test that the end-at-4gb property checks for offset boundaries""" |
| self._SetupSplElf() |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('028_pack_4gb_outside.dts') |
| self.assertIn("Node '/binman/u-boot': Offset 0x0 (0) size 0x4 (4) " |
| "is outside the section '/binman' starting at " |
| '0xffffffe0 (4294967264) of size 0x20 (32)', |
| str(e.exception)) |
| |
| def testPackX86Rom(self): |
| """Test that a basic x86 ROM can be created""" |
| self._SetupSplElf() |
| data = self._DoReadFile('029_x86_rom.dts') |
| self.assertEqual(U_BOOT_DATA + tools.get_bytes(0, 3) + U_BOOT_SPL_DATA + |
| tools.get_bytes(0, 2), data) |
| |
| def testPackX86RomMeNoDesc(self): |
| """Test that an invalid Intel descriptor entry is detected""" |
| try: |
| TestFunctional._MakeInputFile('descriptor-empty.bin', b'') |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('163_x86_rom_me_empty.dts') |
| self.assertIn("Node '/binman/intel-descriptor': Cannot find Intel Flash Descriptor (FD) signature", |
| str(e.exception)) |
| finally: |
| self._SetupDescriptor() |
| |
| def testPackX86RomBadDesc(self): |
| """Test that the Intel requires a descriptor entry""" |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('030_x86_rom_me_no_desc.dts') |
| self.assertIn("Node '/binman/intel-me': No offset set with " |
| "offset-unset: should another entry provide this correct " |
| "offset?", str(e.exception)) |
| |
| def testPackX86RomMe(self): |
| """Test that an x86 ROM with an ME region can be created""" |
| data = self._DoReadFile('031_x86_rom_me.dts') |
| expected_desc = tools.read_file(self.TestFile('descriptor.bin')) |
| if data[:0x1000] != expected_desc: |
| self.fail('Expected descriptor binary at start of image') |
| self.assertEqual(ME_DATA, data[0x1000:0x1000 + len(ME_DATA)]) |
| |
| def testPackVga(self): |
| """Test that an image with a VGA binary can be created""" |
| data = self._DoReadFile('032_intel_vga.dts') |
| self.assertEqual(VGA_DATA, data[:len(VGA_DATA)]) |
| |
| def testPackStart16(self): |
| """Test that an image with an x86 start16 region can be created""" |
| data = self._DoReadFile('033_x86_start16.dts') |
| self.assertEqual(X86_START16_DATA, data[:len(X86_START16_DATA)]) |
| |
| def testPackPowerpcMpc85xxBootpgResetvec(self): |
| """Test that an image with powerpc-mpc85xx-bootpg-resetvec can be |
| created""" |
| data = self._DoReadFile('150_powerpc_mpc85xx_bootpg_resetvec.dts') |
| self.assertEqual(PPC_MPC85XX_BR_DATA, data[:len(PPC_MPC85XX_BR_DATA)]) |
| |
| def _RunMicrocodeTest(self, dts_fname, nodtb_data, ucode_second=False): |
| """Handle running a test for insertion of microcode |
| |
| Args: |
| dts_fname: Name of test .dts file |
| nodtb_data: Data that we expect in the first section |
| ucode_second: True if the microsecond entry is second instead of |
| third |
| |
| Returns: |
| Tuple: |
| Contents of first region (U-Boot or SPL) |
| Offset and size components of microcode pointer, as inserted |
| in the above (two 4-byte words) |
| """ |
| data = self._DoReadFile(dts_fname, True) |
| |
| # Now check the device tree has no microcode |
| if ucode_second: |
| ucode_content = data[len(nodtb_data):] |
| ucode_pos = len(nodtb_data) |
| dtb_with_ucode = ucode_content[16:] |
| fdt_len = self.GetFdtLen(dtb_with_ucode) |
| else: |
| dtb_with_ucode = data[len(nodtb_data):] |
| fdt_len = self.GetFdtLen(dtb_with_ucode) |
| ucode_content = dtb_with_ucode[fdt_len:] |
| ucode_pos = len(nodtb_data) + fdt_len |
| fname = tools.get_output_filename('test.dtb') |
| with open(fname, 'wb') as fd: |
| fd.write(dtb_with_ucode) |
| dtb = fdt.FdtScan(fname) |
| ucode = dtb.GetNode('/microcode') |
| self.assertTrue(ucode) |
| for node in ucode.subnodes: |
| self.assertFalse(node.props.get('data')) |
| |
| # Check that the microcode appears immediately after the Fdt |
| # This matches the concatenation of the data properties in |
| # the /microcode/update@xxx nodes in 34_x86_ucode.dts. |
| ucode_data = struct.pack('>4L', 0x12345678, 0x12345679, 0xabcd0000, |
| 0x78235609) |
| self.assertEqual(ucode_data, ucode_content[:len(ucode_data)]) |
| |
| # Check that the microcode pointer was inserted. It should match the |
| # expected offset and size |
| pos_and_size = struct.pack('<2L', 0xfffffe00 + ucode_pos, |
| len(ucode_data)) |
| u_boot = data[:len(nodtb_data)] |
| return u_boot, pos_and_size |
| |
| def testPackUbootMicrocode(self): |
| """Test that x86 microcode can be handled correctly |
| |
| We expect to see the following in the image, in order: |
| u-boot-nodtb.bin with a microcode pointer inserted at the correct |
| place |
| u-boot.dtb with the microcode removed |
| the microcode |
| """ |
| first, pos_and_size = self._RunMicrocodeTest('034_x86_ucode.dts', |
| U_BOOT_NODTB_DATA) |
| self.assertEqual(b'nodtb with microcode' + pos_and_size + |
| b' somewhere in here', first) |
| |
| def _RunPackUbootSingleMicrocode(self): |
| """Test that x86 microcode can be handled correctly |
| |
| We expect to see the following in the image, in order: |
| u-boot-nodtb.bin with a microcode pointer inserted at the correct |
| place |
| u-boot.dtb with the microcode |
| an empty microcode region |
| """ |
| # We need the libfdt library to run this test since only that allows |
| # finding the offset of a property. This is required by |
| # Entry_u_boot_dtb_with_ucode.ObtainContents(). |
| data = self._DoReadFile('035_x86_single_ucode.dts', True) |
| |
| second = data[len(U_BOOT_NODTB_DATA):] |
| |
| fdt_len = self.GetFdtLen(second) |
| third = second[fdt_len:] |
| second = second[:fdt_len] |
| |
| ucode_data = struct.pack('>2L', 0x12345678, 0x12345679) |
| self.assertIn(ucode_data, second) |
| ucode_pos = second.find(ucode_data) + len(U_BOOT_NODTB_DATA) |
| |
| # Check that the microcode pointer was inserted. It should match the |
| # expected offset and size |
| pos_and_size = struct.pack('<2L', 0xfffffe00 + ucode_pos, |
| len(ucode_data)) |
| first = data[:len(U_BOOT_NODTB_DATA)] |
| self.assertEqual(b'nodtb with microcode' + pos_and_size + |
| b' somewhere in here', first) |
| |
| def testPackUbootSingleMicrocode(self): |
| """Test that x86 microcode can be handled correctly with fdt_normal. |
| """ |
| self._RunPackUbootSingleMicrocode() |
| |
| def testUBootImg(self): |
| """Test that u-boot.img can be put in a file""" |
| data = self._DoReadFile('036_u_boot_img.dts') |
| self.assertEqual(U_BOOT_IMG_DATA, data) |
| |
| def testNoMicrocode(self): |
| """Test that a missing microcode region is detected""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('037_x86_no_ucode.dts', True) |
| self.assertIn("Node '/binman/u-boot-dtb-with-ucode': No /microcode " |
| "node found in ", str(e.exception)) |
| |
| def testMicrocodeWithoutNode(self): |
| """Test that a missing u-boot-dtb-with-ucode node is detected""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('038_x86_ucode_missing_node.dts', True) |
| self.assertIn("Node '/binman/u-boot-with-ucode-ptr': Cannot find " |
| "microcode region u-boot-dtb-with-ucode", str(e.exception)) |
| |
| def testMicrocodeWithoutNode2(self): |
| """Test that a missing u-boot-ucode node is detected""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('039_x86_ucode_missing_node2.dts', True) |
| self.assertIn("Node '/binman/u-boot-with-ucode-ptr': Cannot find " |
| "microcode region u-boot-ucode", str(e.exception)) |
| |
| def testMicrocodeWithoutPtrInElf(self): |
| """Test that a U-Boot binary without the microcode symbol is detected""" |
| # ELF file without a '_dt_ucode_base_size' symbol |
| try: |
| TestFunctional._MakeInputFile('u-boot', |
| tools.read_file(self.ElfTestFile('u_boot_no_ucode_ptr'))) |
| |
| with self.assertRaises(ValueError) as e: |
| self._RunPackUbootSingleMicrocode() |
| self.assertIn("Node '/binman/u-boot-with-ucode-ptr': Cannot locate " |
| "_dt_ucode_base_size symbol in u-boot", str(e.exception)) |
| |
| finally: |
| # Put the original file back |
| TestFunctional._MakeInputFile('u-boot', |
| tools.read_file(self.ElfTestFile('u_boot_ucode_ptr'))) |
| |
| def testMicrocodeNotInImage(self): |
| """Test that microcode must be placed within the image""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('040_x86_ucode_not_in_image.dts', True) |
| self.assertIn("Node '/binman/u-boot-with-ucode-ptr': Microcode " |
| "pointer _dt_ucode_base_size at fffffe14 is outside the " |
| "section ranging from 00000000 to 0000002e", str(e.exception)) |
| |
| def testWithoutMicrocode(self): |
| """Test that we can cope with an image without microcode (e.g. qemu)""" |
| TestFunctional._MakeInputFile('u-boot', |
| tools.read_file(self.ElfTestFile('u_boot_no_ucode_ptr'))) |
| data, dtb, _, _ = self._DoReadFileDtb('044_x86_optional_ucode.dts', True) |
| |
| # Now check the device tree has no microcode |
| self.assertEqual(U_BOOT_NODTB_DATA, data[:len(U_BOOT_NODTB_DATA)]) |
| second = data[len(U_BOOT_NODTB_DATA):] |
| |
| fdt_len = self.GetFdtLen(second) |
| self.assertEqual(dtb, second[:fdt_len]) |
| |
| used_len = len(U_BOOT_NODTB_DATA) + fdt_len |
| third = data[used_len:] |
| self.assertEqual(tools.get_bytes(0, 0x200 - used_len), third) |
| |
| def testUnknownPosSize(self): |
| """Test that microcode must be placed within the image""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('041_unknown_pos_size.dts', True) |
| self.assertIn("Section '/binman': Unable to set offset/size for unknown " |
| "entry 'invalid-entry'", str(e.exception)) |
| |
| def testPackFsp(self): |
| """Test that an image with a FSP binary can be created""" |
| data = self._DoReadFile('042_intel_fsp.dts') |
| self.assertEqual(FSP_DATA, data[:len(FSP_DATA)]) |
| |
| def testPackCmc(self): |
| """Test that an image with a CMC binary can be created""" |
| data = self._DoReadFile('043_intel_cmc.dts') |
| self.assertEqual(CMC_DATA, data[:len(CMC_DATA)]) |
| |
| def testPackVbt(self): |
| """Test that an image with a VBT binary can be created""" |
| data = self._DoReadFile('046_intel_vbt.dts') |
| self.assertEqual(VBT_DATA, data[:len(VBT_DATA)]) |
| |
| def testSplBssPad(self): |
| """Test that we can pad SPL's BSS with zeros""" |
| # ELF file with a '__bss_size' symbol |
| self._SetupSplElf() |
| data = self._DoReadFile('047_spl_bss_pad.dts') |
| self.assertEqual(U_BOOT_SPL_DATA + tools.get_bytes(0, 10) + U_BOOT_DATA, |
| data) |
| |
| def testSplBssPadMissing(self): |
| """Test that a missing symbol is detected""" |
| self._SetupSplElf('u_boot_ucode_ptr') |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('047_spl_bss_pad.dts') |
| self.assertIn('Expected __bss_size symbol in spl/u-boot-spl', |
| str(e.exception)) |
| |
| def testPackStart16Spl(self): |
| """Test that an image with an x86 start16 SPL region can be created""" |
| data = self._DoReadFile('048_x86_start16_spl.dts') |
| self.assertEqual(X86_START16_SPL_DATA, data[:len(X86_START16_SPL_DATA)]) |
| |
| def _PackUbootSplMicrocode(self, dts, ucode_second=False): |
| """Helper function for microcode tests |
| |
| We expect to see the following in the image, in order: |
| u-boot-spl-nodtb.bin with a microcode pointer inserted at the |
| correct place |
| u-boot.dtb with the microcode removed |
| the microcode |
| |
| Args: |
| dts: Device tree file to use for test |
| ucode_second: True if the microsecond entry is second instead of |
| third |
| """ |
| self._SetupSplElf('u_boot_ucode_ptr') |
| first, pos_and_size = self._RunMicrocodeTest(dts, U_BOOT_SPL_NODTB_DATA, |
| ucode_second=ucode_second) |
| self.assertEqual(b'splnodtb with microc' + pos_and_size + |
| b'ter somewhere in here', first) |
| |
| def testPackUbootSplMicrocode(self): |
| """Test that x86 microcode can be handled correctly in SPL""" |
| self._SetupSplElf() |
| self._PackUbootSplMicrocode('049_x86_ucode_spl.dts') |
| |
| def testPackUbootSplMicrocodeReorder(self): |
| """Test that order doesn't matter for microcode entries |
| |
| This is the same as testPackUbootSplMicrocode but when we process the |
| u-boot-ucode entry we have not yet seen the u-boot-dtb-with-ucode |
| entry, so we reply on binman to try later. |
| """ |
| self._PackUbootSplMicrocode('058_x86_ucode_spl_needs_retry.dts', |
| ucode_second=True) |
| |
| def testPackMrc(self): |
| """Test that an image with an MRC binary can be created""" |
| data = self._DoReadFile('050_intel_mrc.dts') |
| self.assertEqual(MRC_DATA, data[:len(MRC_DATA)]) |
| |
| def testSplDtb(self): |
| """Test that an image with spl/u-boot-spl.dtb can be created""" |
| self._SetupSplElf() |
| data = self._DoReadFile('051_u_boot_spl_dtb.dts') |
| self.assertEqual(U_BOOT_SPL_DTB_DATA, data[:len(U_BOOT_SPL_DTB_DATA)]) |
| |
| def testSplNoDtb(self): |
| """Test that an image with spl/u-boot-spl-nodtb.bin can be created""" |
| self._SetupSplElf() |
| data = self._DoReadFile('052_u_boot_spl_nodtb.dts') |
| self.assertEqual(U_BOOT_SPL_NODTB_DATA, data[:len(U_BOOT_SPL_NODTB_DATA)]) |
| |
| def checkSymbols(self, dts, base_data, u_boot_offset, entry_args=None, |
| use_expanded=False, no_write_symbols=False): |
| """Check the image contains the expected symbol values |
| |
| Args: |
| dts: Device tree file to use for test |
| base_data: Data before and after 'u-boot' section |
| u_boot_offset: Offset of 'u-boot' section in image |
| entry_args: Dict of entry args to supply to binman |
| key: arg name |
| value: value of that arg |
| use_expanded: True to use expanded entries where available, e.g. |
| 'u-boot-expanded' instead of 'u-boot' |
| """ |
| elf_fname = self.ElfTestFile('u_boot_binman_syms') |
| syms = elf.GetSymbols(elf_fname, ['binman', 'image']) |
| addr = elf.GetSymbolAddress(elf_fname, '__image_copy_start') |
| self.assertEqual(syms['_binman_sym_magic'].address, addr) |
| self.assertEqual(syms['_binman_u_boot_spl_any_prop_offset'].address, |
| addr + 4) |
| |
| self._SetupSplElf('u_boot_binman_syms') |
| data = self._DoReadFileDtb(dts, entry_args=entry_args, |
| use_expanded=use_expanded)[0] |
| # The image should contain the symbols from u_boot_binman_syms.c |
| # Note that image_pos is adjusted by the base address of the image, |
| # which is 0x10 in our test image |
| sym_values = struct.pack('<LLQLL', elf.BINMAN_SYM_MAGIC_VALUE, |
| 0x00, u_boot_offset + len(U_BOOT_DATA), |
| 0x10 + u_boot_offset, 0x04) |
| if no_write_symbols: |
| expected = (base_data + |
| tools.get_bytes(0xff, 0x38 - len(base_data)) + |
| U_BOOT_DATA + base_data) |
| else: |
| expected = (sym_values + base_data[24:] + |
| tools.get_bytes(0xff, 1) + U_BOOT_DATA + sym_values + |
| base_data[24:]) |
| self.assertEqual(expected, data) |
| |
| def testSymbols(self): |
| """Test binman can assign symbols embedded in U-Boot""" |
| self.checkSymbols('053_symbols.dts', U_BOOT_SPL_DATA, 0x1c) |
| |
| def testSymbolsNoDtb(self): |
| """Test binman can assign symbols embedded in U-Boot SPL""" |
| self.checkSymbols('196_symbols_nodtb.dts', |
| U_BOOT_SPL_NODTB_DATA + U_BOOT_SPL_DTB_DATA, |
| 0x38) |
| |
| def testPackUnitAddress(self): |
| """Test that we support multiple binaries with the same name""" |
| data = self._DoReadFile('054_unit_address.dts') |
| self.assertEqual(U_BOOT_DATA + U_BOOT_DATA, data) |
| |
| def testSections(self): |
| """Basic test of sections""" |
| data = self._DoReadFile('055_sections.dts') |
| expected = (U_BOOT_DATA + tools.get_bytes(ord('!'), 12) + |
| U_BOOT_DATA + tools.get_bytes(ord('a'), 12) + |
| U_BOOT_DATA + tools.get_bytes(ord('&'), 4)) |
| self.assertEqual(expected, data) |
| |
| def testMap(self): |
| """Tests outputting a map of the images""" |
| _, _, map_data, _ = self._DoReadFileDtb('055_sections.dts', map=True) |
| self.assertEqual('''ImagePos Offset Size Name |
| 00000000 00000000 00000028 image |
| 00000000 00000000 00000010 section@0 |
| 00000000 00000000 00000004 u-boot |
| 00000010 00000010 00000010 section@1 |
| 00000010 00000000 00000004 u-boot |
| 00000020 00000020 00000004 section@2 |
| 00000020 00000000 00000004 u-boot |
| ''', map_data) |
| |
| def testNamePrefix(self): |
| """Tests that name prefixes are used""" |
| _, _, map_data, _ = self._DoReadFileDtb('056_name_prefix.dts', map=True) |
| self.assertEqual('''ImagePos Offset Size Name |
| 00000000 00000000 00000028 image |
| 00000000 00000000 00000010 section@0 |
| 00000000 00000000 00000004 ro-u-boot |
| 00000010 00000010 00000010 section@1 |
| 00000010 00000000 00000004 rw-u-boot |
| ''', map_data) |
| |
| def testUnknownContents(self): |
| """Test that obtaining the contents works as expected""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('057_unknown_contents.dts', True) |
| self.assertIn("Image '/binman': Internal error: Could not complete " |
| "processing of contents: remaining [" |
| "<binman.etype._testing.Entry__testing ", str(e.exception)) |
| |
| def testBadChangeSize(self): |
| """Test that trying to change the size of an entry fails""" |
| try: |
| state.SetAllowEntryExpansion(False) |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('059_change_size.dts', True) |
| self.assertIn("Node '/binman/_testing': Cannot update entry size from 2 to 3", |
| str(e.exception)) |
| finally: |
| state.SetAllowEntryExpansion(True) |
| |
| def testUpdateFdt(self): |
| """Test that we can update the device tree with offset/size info""" |
| _, _, _, out_dtb_fname = self._DoReadFileDtb('060_fdt_update.dts', |
| update_dtb=True) |
| dtb = fdt.Fdt(out_dtb_fname) |
| dtb.Scan() |
| props = self._GetPropTree(dtb, BASE_DTB_PROPS + REPACK_DTB_PROPS) |
| self.assertEqual({ |
| 'image-pos': 0, |
| 'offset': 0, |
| '_testing:offset': 32, |
| '_testing:size': 2, |
| '_testing:image-pos': 32, |
| 'section@0/u-boot:offset': 0, |
| 'section@0/u-boot:size': len(U_BOOT_DATA), |
| 'section@0/u-boot:image-pos': 0, |
| 'section@0:offset': 0, |
| 'section@0:size': 16, |
| 'section@0:image-pos': 0, |
| |
| 'section@1/u-boot:offset': 0, |
| 'section@1/u-boot:size': len(U_BOOT_DATA), |
| 'section@1/u-boot:image-pos': 16, |
| 'section@1:offset': 16, |
| 'section@1:size': 16, |
| 'section@1:image-pos': 16, |
| 'size': 40 |
| }, props) |
| |
| def testUpdateFdtBad(self): |
| """Test that we detect when ProcessFdt never completes""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFileDtb('061_fdt_update_bad.dts', update_dtb=True) |
| self.assertIn('Could not complete processing of Fdt: remaining ' |
| '[<binman.etype._testing.Entry__testing', |
| str(e.exception)) |
| |
| def testEntryArgs(self): |
| """Test passing arguments to entries from the command line""" |
| entry_args = { |
| 'test-str-arg': 'test1', |
| 'test-int-arg': '456', |
| } |
| self._DoReadFileDtb('062_entry_args.dts', entry_args=entry_args) |
| self.assertIn('image', control.images) |
| entry = control.images['image'].GetEntries()['_testing'] |
| self.assertEqual('test0', entry.test_str_fdt) |
| self.assertEqual('test1', entry.test_str_arg) |
| self.assertEqual(123, entry.test_int_fdt) |
| self.assertEqual(456, entry.test_int_arg) |
| |
| def testEntryArgsMissing(self): |
| """Test missing arguments and properties""" |
| entry_args = { |
| 'test-int-arg': '456', |
| } |
| self._DoReadFileDtb('063_entry_args_missing.dts', entry_args=entry_args) |
| entry = control.images['image'].GetEntries()['_testing'] |
| self.assertEqual('test0', entry.test_str_fdt) |
| self.assertEqual(None, entry.test_str_arg) |
| self.assertEqual(None, entry.test_int_fdt) |
| self.assertEqual(456, entry.test_int_arg) |
| |
| def testEntryArgsRequired(self): |
| """Test missing arguments and properties""" |
| entry_args = { |
| 'test-int-arg': '456', |
| } |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFileDtb('064_entry_args_required.dts') |
| self.assertIn("Node '/binman/_testing': " |
| 'Missing required properties/entry args: test-str-arg, ' |
| 'test-int-fdt, test-int-arg', |
| str(e.exception)) |
| |
| def testEntryArgsInvalidFormat(self): |
| """Test that an invalid entry-argument format is detected""" |
| args = ['build', '-d', self.TestFile('064_entry_args_required.dts'), |
| '-ano-value'] |
| with self.assertRaises(ValueError) as e: |
| self._DoBinman(*args) |
| self.assertIn("Invalid entry arguemnt 'no-value'", str(e.exception)) |
| |
| def testEntryArgsInvalidInteger(self): |
| """Test that an invalid entry-argument integer is detected""" |
| entry_args = { |
| 'test-int-arg': 'abc', |
| } |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFileDtb('062_entry_args.dts', entry_args=entry_args) |
| self.assertIn("Node '/binman/_testing': Cannot convert entry arg " |
| "'test-int-arg' (value 'abc') to integer", |
| str(e.exception)) |
| |
| def testEntryArgsInvalidDatatype(self): |
| """Test that an invalid entry-argument datatype is detected |
| |
| This test could be written in entry_test.py except that it needs |
| access to control.entry_args, which seems more than that module should |
| be able to see. |
| """ |
| entry_args = { |
| 'test-bad-datatype-arg': '12', |
| } |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFileDtb('065_entry_args_unknown_datatype.dts', |
| entry_args=entry_args) |
| self.assertIn('GetArg() internal error: Unknown data type ', |
| str(e.exception)) |
| |
| def testText(self): |
| """Test for a text entry type""" |
| entry_args = { |
| 'test-id': TEXT_DATA, |
| 'test-id2': TEXT_DATA2, |
| 'test-id3': TEXT_DATA3, |
| } |
| data, _, _, _ = self._DoReadFileDtb('066_text.dts', |
| entry_args=entry_args) |
| expected = (tools.to_bytes(TEXT_DATA) + |
| tools.get_bytes(0, 8 - len(TEXT_DATA)) + |
| tools.to_bytes(TEXT_DATA2) + tools.to_bytes(TEXT_DATA3) + |
| b'some text' + b'more text') |
| self.assertEqual(expected, data) |
| |
| def testEntryDocs(self): |
| """Test for creation of entry documentation""" |
| with test_util.capture_sys_output() as (stdout, stderr): |
| control.WriteEntryDocs(control.GetEntryModules()) |
| self.assertTrue(len(stdout.getvalue()) > 0) |
| |
| def testEntryDocsMissing(self): |
| """Test handling of missing entry documentation""" |
| with self.assertRaises(ValueError) as e: |
| with test_util.capture_sys_output() as (stdout, stderr): |
| control.WriteEntryDocs(control.GetEntryModules(), 'u_boot') |
| self.assertIn('Documentation is missing for modules: u_boot', |
| str(e.exception)) |
| |
| def testFmap(self): |
| """Basic test of generation of a flashrom fmap""" |
| data = self._DoReadFile('067_fmap.dts') |
| fhdr, fentries = fmap_util.DecodeFmap(data[32:]) |
| expected = (U_BOOT_DATA + tools.get_bytes(ord('!'), 12) + |
| U_BOOT_DATA + tools.get_bytes(ord('a'), 12)) |
| self.assertEqual(expected, data[:32]) |
| self.assertEqual(b'__FMAP__', fhdr.signature) |
| self.assertEqual(1, fhdr.ver_major) |
| self.assertEqual(0, fhdr.ver_minor) |
| self.assertEqual(0, fhdr.base) |
| expect_size = fmap_util.FMAP_HEADER_LEN + fmap_util.FMAP_AREA_LEN * 5 |
| self.assertEqual(16 + 16 + expect_size, fhdr.image_size) |
| self.assertEqual(b'FMAP', fhdr.name) |
| self.assertEqual(5, fhdr.nareas) |
| fiter = iter(fentries) |
| |
| fentry = next(fiter) |
| self.assertEqual(b'SECTION0', fentry.name) |
| self.assertEqual(0, fentry.offset) |
| self.assertEqual(16, fentry.size) |
| self.assertEqual(fmap_util.FMAP_AREA_PRESERVE, fentry.flags) |
| |
| fentry = next(fiter) |
| self.assertEqual(b'RO_U_BOOT', fentry.name) |
| self.assertEqual(0, fentry.offset) |
| self.assertEqual(4, fentry.size) |
| self.assertEqual(0, fentry.flags) |
| |
| fentry = next(fiter) |
| self.assertEqual(b'SECTION1', fentry.name) |
| self.assertEqual(16, fentry.offset) |
| self.assertEqual(16, fentry.size) |
| self.assertEqual(0, fentry.flags) |
| |
| fentry = next(fiter) |
| self.assertEqual(b'RW_U_BOOT', fentry.name) |
| self.assertEqual(16, fentry.offset) |
| self.assertEqual(4, fentry.size) |
| self.assertEqual(0, fentry.flags) |
| |
| fentry = next(fiter) |
| self.assertEqual(b'FMAP', fentry.name) |
| self.assertEqual(32, fentry.offset) |
| self.assertEqual(expect_size, fentry.size) |
| self.assertEqual(0, fentry.flags) |
| |
| def testBlobNamedByArg(self): |
| """Test we can add a blob with the filename coming from an entry arg""" |
| entry_args = { |
| 'cros-ec-rw-path': 'ecrw.bin', |
| } |
| self._DoReadFileDtb('068_blob_named_by_arg.dts', entry_args=entry_args) |
| |
| def testFill(self): |
| """Test for an fill entry type""" |
| data = self._DoReadFile('069_fill.dts') |
| expected = tools.get_bytes(0xff, 8) + tools.get_bytes(0, 8) |
| self.assertEqual(expected, data) |
| |
| def testFillNoSize(self): |
| """Test for an fill entry type with no size""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('070_fill_no_size.dts') |
| self.assertIn("'fill' entry is missing properties: size", |
| str(e.exception)) |
| |
| def _HandleGbbCommand(self, pipe_list): |
| """Fake calls to the futility utility""" |
| if 'futility' in pipe_list[0][0]: |
| fname = pipe_list[0][-1] |
| # Append our GBB data to the file, which will happen every time the |
| # futility command is called. |
| with open(fname, 'ab') as fd: |
| fd.write(GBB_DATA) |
| return command.CommandResult() |
| |
| def testGbb(self): |
| """Test for the Chromium OS Google Binary Block""" |
| command.test_result = self._HandleGbbCommand |
| entry_args = { |
| 'keydir': 'devkeys', |
| 'bmpblk': 'bmpblk.bin', |
| } |
| data, _, _, _ = self._DoReadFileDtb('071_gbb.dts', entry_args=entry_args) |
| |
| # Since futility |
| expected = (GBB_DATA + GBB_DATA + tools.get_bytes(0, 8) + |
| tools.get_bytes(0, 0x2180 - 16)) |
| self.assertEqual(expected, data) |
| |
| def testGbbTooSmall(self): |
| """Test for the Chromium OS Google Binary Block being large enough""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFileDtb('072_gbb_too_small.dts') |
| self.assertIn("Node '/binman/gbb': GBB is too small", |
| str(e.exception)) |
| |
| def testGbbNoSize(self): |
| """Test for the Chromium OS Google Binary Block having a size""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFileDtb('073_gbb_no_size.dts') |
| self.assertIn("Node '/binman/gbb': GBB must have a fixed size", |
| str(e.exception)) |
| |
| def testGbbMissing(self): |
| """Test that binman still produces an image if futility is missing""" |
| entry_args = { |
| 'keydir': 'devkeys', |
| } |
| with test_util.capture_sys_output() as (_, stderr): |
| self._DoTestFile('071_gbb.dts', force_missing_bintools='futility', |
| entry_args=entry_args) |
| err = stderr.getvalue() |
| self.assertRegex(err, "Image 'image'.*missing bintools.*: futility") |
| |
| def _HandleVblockCommand(self, pipe_list): |
| """Fake calls to the futility utility |
| |
| The expected pipe is: |
| |
| [('futility', 'vbutil_firmware', '--vblock', |
| 'vblock.vblock', '--keyblock', 'devkeys/firmware.keyblock', |
| '--signprivate', 'devkeys/firmware_data_key.vbprivk', |
| '--version', '1', '--fv', 'input.vblock', '--kernelkey', |
| 'devkeys/kernel_subkey.vbpubk', '--flags', '1')] |
| |
| This writes to the output file (here, 'vblock.vblock'). If |
| self._hash_data is False, it writes VBLOCK_DATA, else it writes a hash |
| of the input data (here, 'input.vblock'). |
| """ |
| if 'futility' in pipe_list[0][0]: |
| fname = pipe_list[0][3] |
| with open(fname, 'wb') as fd: |
| if self._hash_data: |
| infile = pipe_list[0][11] |
| m = hashlib.sha256() |
| data = tools.read_file(infile) |
| m.update(data) |
| fd.write(m.digest()) |
| else: |
| fd.write(VBLOCK_DATA) |
| |
| return command.CommandResult() |
| |
| def testVblock(self): |
| """Test for the Chromium OS Verified Boot Block""" |
| self._hash_data = False |
| command.test_result = self._HandleVblockCommand |
| entry_args = { |
| 'keydir': 'devkeys', |
| } |
| data, _, _, _ = self._DoReadFileDtb('074_vblock.dts', |
| entry_args=entry_args) |
| expected = U_BOOT_DATA + VBLOCK_DATA + U_BOOT_DTB_DATA |
| self.assertEqual(expected, data) |
| |
| def testVblockNoContent(self): |
| """Test we detect a vblock which has no content to sign""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('075_vblock_no_content.dts') |
| self.assertIn("Node '/binman/vblock': Collection must have a 'content' " |
| 'property', str(e.exception)) |
| |
| def testVblockBadPhandle(self): |
| """Test that we detect a vblock with an invalid phandle in contents""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('076_vblock_bad_phandle.dts') |
| self.assertIn("Node '/binman/vblock': Cannot find node for phandle " |
| '1000', str(e.exception)) |
| |
| def testVblockBadEntry(self): |
| """Test that we detect an entry that points to a non-entry""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('077_vblock_bad_entry.dts') |
| self.assertIn("Node '/binman/vblock': Cannot find entry for node " |
| "'other'", str(e.exception)) |
| |
| def testVblockContent(self): |
| """Test that the vblock signs the right data""" |
| self._hash_data = True |
| command.test_result = self._HandleVblockCommand |
| entry_args = { |
| 'keydir': 'devkeys', |
| } |
| data = self._DoReadFileDtb( |
| '189_vblock_content.dts', use_real_dtb=True, update_dtb=True, |
| entry_args=entry_args)[0] |
| hashlen = 32 # SHA256 hash is 32 bytes |
| self.assertEqual(U_BOOT_DATA, data[:len(U_BOOT_DATA)]) |
| hashval = data[-hashlen:] |
| dtb = data[len(U_BOOT_DATA):-hashlen] |
| |
| expected_data = U_BOOT_DATA + dtb |
| |
| # The hashval should be a hash of the dtb |
| m = hashlib.sha256() |
| m.update(expected_data) |
| expected_hashval = m.digest() |
| self.assertEqual(expected_hashval, hashval) |
| |
| def testVblockMissing(self): |
| """Test that binman still produces an image if futility is missing""" |
| entry_args = { |
| 'keydir': 'devkeys', |
| } |
| with test_util.capture_sys_output() as (_, stderr): |
| self._DoTestFile('074_vblock.dts', |
| force_missing_bintools='futility', |
| entry_args=entry_args) |
| err = stderr.getvalue() |
| self.assertRegex(err, "Image 'image'.*missing bintools.*: futility") |
| |
| def testTpl(self): |
| """Test that an image with TPL and its device tree can be created""" |
| # ELF file with a '__bss_size' symbol |
| self._SetupTplElf() |
| data = self._DoReadFile('078_u_boot_tpl.dts') |
| self.assertEqual(U_BOOT_TPL_DATA + U_BOOT_TPL_DTB_DATA, data) |
| |
| def testUsesPos(self): |
| """Test that the 'pos' property cannot be used anymore""" |
| with self.assertRaises(ValueError) as e: |
| data = self._DoReadFile('079_uses_pos.dts') |
| self.assertIn("Node '/binman/u-boot': Please use 'offset' instead of " |
| "'pos'", str(e.exception)) |
| |
| def testFillZero(self): |
| """Test for an fill entry type with a size of 0""" |
| data = self._DoReadFile('080_fill_empty.dts') |
| self.assertEqual(tools.get_bytes(0, 16), data) |
| |
| def testTextMissing(self): |
| """Test for a text entry type where there is no text""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFileDtb('066_text.dts',) |
| self.assertIn("Node '/binman/text': No value provided for text label " |
| "'test-id'", str(e.exception)) |
| |
| def testPackStart16Tpl(self): |
| """Test that an image with an x86 start16 TPL region can be created""" |
| data = self._DoReadFile('081_x86_start16_tpl.dts') |
| self.assertEqual(X86_START16_TPL_DATA, data[:len(X86_START16_TPL_DATA)]) |
| |
| def testSelectImage(self): |
| """Test that we can select which images to build""" |
| expected = 'Skipping images: image1' |
| |
| # We should only get the expected message in verbose mode |
| for verbosity in (0, 2): |
| with test_util.capture_sys_output() as (stdout, stderr): |
| retcode = self._DoTestFile('006_dual_image.dts', |
| verbosity=verbosity, |
| images=['image2']) |
| self.assertEqual(0, retcode) |
| if verbosity: |
| self.assertIn(expected, stdout.getvalue()) |
| else: |
| self.assertNotIn(expected, stdout.getvalue()) |
| |
| self.assertFalse(os.path.exists(tools.get_output_filename('image1.bin'))) |
| self.assertTrue(os.path.exists(tools.get_output_filename('image2.bin'))) |
| self._CleanupOutputDir() |
| |
| def testUpdateFdtAll(self): |
| """Test that all device trees are updated with offset/size info""" |
| self._SetupSplElf() |
| self._SetupTplElf() |
| data = self._DoReadFileRealDtb('082_fdt_update_all.dts') |
| |
| base_expected = { |
| 'offset': 0, |
| 'image-pos': 0, |
| 'size': 2320, |
| 'section:offset': 0, |
| 'section:image-pos': 0, |
| 'section:size': 565, |
| 'section/u-boot-dtb:offset': 0, |
| 'section/u-boot-dtb:image-pos': 0, |
| 'section/u-boot-dtb:size': 565, |
| 'u-boot-spl-dtb:offset': 565, |
| 'u-boot-spl-dtb:image-pos': 565, |
| 'u-boot-spl-dtb:size': 585, |
| 'u-boot-tpl-dtb:offset': 1150, |
| 'u-boot-tpl-dtb:image-pos': 1150, |
| 'u-boot-tpl-dtb:size': 585, |
| 'u-boot-vpl-dtb:image-pos': 1735, |
| 'u-boot-vpl-dtb:offset': 1735, |
| 'u-boot-vpl-dtb:size': 585, |
| } |
| |
| # We expect three device-tree files in the output, one after the other. |
| # Read them in sequence. We look for an 'spl' property in the SPL tree, |
| # and 'tpl' in the TPL tree, to make sure they are distinct from the |
| # main U-Boot tree. All three should have the same postions and offset. |
| start = 0 |
| self.maxDiff = None |
| for item in ['', 'spl', 'tpl', 'vpl']: |
| dtb = fdt.Fdt.FromData(data[start:]) |
| dtb.Scan() |
| props = self._GetPropTree(dtb, BASE_DTB_PROPS + REPACK_DTB_PROPS + |
| ['spl', 'tpl', 'vpl']) |
| expected = dict(base_expected) |
| if item: |
| expected[item] = 0 |
| self.assertEqual(expected, props) |
| start += dtb._fdt_obj.totalsize() |
| |
| def testUpdateFdtOutput(self): |
| """Test that output DTB files are updated""" |
| try: |
| data, dtb_data, _, _ = self._DoReadFileDtb('082_fdt_update_all.dts', |
| use_real_dtb=True, update_dtb=True, reset_dtbs=False) |
| |
| # Unfortunately, compiling a source file always results in a file |
| # called source.dtb (see fdt_util.EnsureCompiled()). The test |
| # source file (e.g. test/075_fdt_update_all.dts) thus does not enter |
| # binman as a file called u-boot.dtb. To fix this, copy the file |
| # over to the expected place. |
| start = 0 |
| for fname in ['u-boot.dtb.out', 'spl/u-boot-spl.dtb.out', |
| 'tpl/u-boot-tpl.dtb.out', 'vpl/u-boot-vpl.dtb.out']: |
| dtb = fdt.Fdt.FromData(data[start:]) |
| size = dtb._fdt_obj.totalsize() |
| pathname = tools.get_output_filename(os.path.split(fname)[1]) |
| outdata = tools.read_file(pathname) |
| name = os.path.split(fname)[0] |
| |
| if name: |
| orig_indata = self._GetDtbContentsForSpls(dtb_data, name) |
| else: |
| orig_indata = dtb_data |
| self.assertNotEqual(outdata, orig_indata, |
| "Expected output file '%s' be updated" % pathname) |
| self.assertEqual(outdata, data[start:start + size], |
| "Expected output file '%s' to match output image" % |
| pathname) |
| start += size |
| finally: |
| self._ResetDtbs() |
| |
| def _decompress(self, data): |
| bintool = self.comp_bintools['lz4'] |
| return bintool.decompress(data) |
| |
| def testCompress(self): |
| """Test compression of blobs""" |
| self._CheckLz4() |
| data, _, _, out_dtb_fname = self._DoReadFileDtb('083_compress.dts', |
| use_real_dtb=True, update_dtb=True) |
| dtb = fdt.Fdt(out_dtb_fname) |
| dtb.Scan() |
| props = self._GetPropTree(dtb, ['size', 'uncomp-size']) |
| orig = self._decompress(data) |
| self.assertEquals(COMPRESS_DATA, orig) |
| |
| # Do a sanity check on various fields |
| image = control.images['image'] |
| entries = image.GetEntries() |
| self.assertEqual(1, len(entries)) |
| |
| entry = entries['blob'] |
| self.assertEqual(COMPRESS_DATA, entry.uncomp_data) |
| self.assertEqual(len(COMPRESS_DATA), entry.uncomp_size) |
| orig = self._decompress(entry.data) |
| self.assertEqual(orig, entry.uncomp_data) |
| |
| self.assertEqual(image.data, entry.data) |
| |
| expected = { |
| 'blob:uncomp-size': len(COMPRESS_DATA), |
| 'blob:size': len(data), |
| 'size': len(data), |
| } |
| self.assertEqual(expected, props) |
| |
| def testFiles(self): |
| """Test bringing in multiple files""" |
| data = self._DoReadFile('084_files.dts') |
| self.assertEqual(FILES_DATA, data) |
| |
| def testFilesCompress(self): |
| """Test bringing in multiple files and compressing them""" |
| self._CheckLz4() |
| data = self._DoReadFile('085_files_compress.dts') |
| |
| image = control.images['image'] |
| entries = image.GetEntries() |
| files = entries['files'] |
| entries = files._entries |
| |
| orig = b'' |
| for i in range(1, 3): |
| key = '%d.dat' % i |
| start = entries[key].image_pos |
| len = entries[key].size |
| chunk = data[start:start + len] |
| orig += self._decompress(chunk) |
| |
| self.assertEqual(FILES_DATA, orig) |
| |
| def testFilesMissing(self): |
| """Test missing files""" |
| with self.assertRaises(ValueError) as e: |
| data = self._DoReadFile('086_files_none.dts') |
| self.assertIn("Node '/binman/files': Pattern \'files/*.none\' matched " |
| 'no files', str(e.exception)) |
| |
| def testFilesNoPattern(self): |
| """Test missing files""" |
| with self.assertRaises(ValueError) as e: |
| data = self._DoReadFile('087_files_no_pattern.dts') |
| self.assertIn("Node '/binman/files': Missing 'pattern' property", |
| str(e.exception)) |
| |
| def testExtendSize(self): |
| """Test an extending entry""" |
| data, _, map_data, _ = self._DoReadFileDtb('088_extend_size.dts', |
| map=True) |
| expect = (tools.get_bytes(ord('a'), 8) + U_BOOT_DATA + |
| MRC_DATA + tools.get_bytes(ord('b'), 1) + U_BOOT_DATA + |
| tools.get_bytes(ord('c'), 8) + U_BOOT_DATA + |
| tools.get_bytes(ord('d'), 8)) |
| self.assertEqual(expect, data) |
| self.assertEqual('''ImagePos Offset Size Name |
| 00000000 00000000 00000028 image |
| 00000000 00000000 00000008 fill |
| 00000008 00000008 00000004 u-boot |
| 0000000c 0000000c 00000004 section |
| 0000000c 00000000 00000003 intel-mrc |
| 00000010 00000010 00000004 u-boot2 |
| 00000014 00000014 0000000c section2 |
| 00000014 00000000 00000008 fill |
| 0000001c 00000008 00000004 u-boot |
| 00000020 00000020 00000008 fill2 |
| ''', map_data) |
| |
| def testExtendSizeBad(self): |
| """Test an extending entry which fails to provide contents""" |
| with test_util.capture_sys_output() as (stdout, stderr): |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFileDtb('089_extend_size_bad.dts', map=True) |
| self.assertIn("Node '/binman/_testing': Cannot obtain contents when " |
| 'expanding entry', str(e.exception)) |
| |
| def testHash(self): |
| """Test hashing of the contents of an entry""" |
| _, _, _, out_dtb_fname = self._DoReadFileDtb('090_hash.dts', |
| use_real_dtb=True, update_dtb=True) |
| dtb = fdt.Fdt(out_dtb_fname) |
| dtb.Scan() |
| hash_node = dtb.GetNode('/binman/u-boot/hash').props['value'] |
| m = hashlib.sha256() |
| m.update(U_BOOT_DATA) |
| self.assertEqual(m.digest(), b''.join(hash_node.value)) |
| |
| def testHashNoAlgo(self): |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFileDtb('091_hash_no_algo.dts', update_dtb=True) |
| self.assertIn("Node \'/binman/u-boot\': Missing \'algo\' property for " |
| 'hash node', str(e.exception)) |
| |
| def testHashBadAlgo(self): |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFileDtb('092_hash_bad_algo.dts', update_dtb=True) |
| self.assertIn("Node '/binman/u-boot': Unknown hash algorithm 'invalid'", |
| str(e.exception)) |
| |
| def testHashSection(self): |
| """Test hashing of the contents of an entry""" |
| _, _, _, out_dtb_fname = self._DoReadFileDtb('099_hash_section.dts', |
| use_real_dtb=True, update_dtb=True) |
| dtb = fdt.Fdt(out_dtb_fname) |
| dtb.Scan() |
| hash_node = dtb.GetNode('/binman/section/hash').props['value'] |
| m = hashlib.sha256() |
| m.update(U_BOOT_DATA) |
| m.update(tools.get_bytes(ord('a'), 16)) |
| self.assertEqual(m.digest(), b''.join(hash_node.value)) |
| |
| def testPackUBootTplMicrocode(self): |
| """Test that x86 microcode can be handled correctly in TPL |
| |
| We expect to see the following in the image, in order: |
| u-boot-tpl-nodtb.bin with a microcode pointer inserted at the correct |
| place |
| u-boot-tpl.dtb with the microcode removed |
| the microcode |
| """ |
| self._SetupTplElf('u_boot_ucode_ptr') |
| first, pos_and_size = self._RunMicrocodeTest('093_x86_tpl_ucode.dts', |
| U_BOOT_TPL_NODTB_DATA) |
| self.assertEqual(b'tplnodtb with microc' + pos_and_size + |
| b'ter somewhere in here', first) |
| |
| def testFmapX86(self): |
| """Basic test of generation of a flashrom fmap""" |
| data = self._DoReadFile('094_fmap_x86.dts') |
| fhdr, fentries = fmap_util.DecodeFmap(data[32:]) |
| expected = U_BOOT_DATA + MRC_DATA + tools.get_bytes(ord('a'), 32 - 7) |
| self.assertEqual(expected, data[:32]) |
| fhdr, fentries = fmap_util.DecodeFmap(data[32:]) |
| |
| self.assertEqual(0x100, fhdr.image_size) |
| |
| self.assertEqual(0, fentries[0].offset) |
| self.assertEqual(4, fentries[0].size) |
| self.assertEqual(b'U_BOOT', fentries[0].name) |
| |
| self.assertEqual(4, fentries[1].offset) |
| self.assertEqual(3, fentries[1].size) |
| self.assertEqual(b'INTEL_MRC', fentries[1].name) |
| |
| self.assertEqual(32, fentries[2].offset) |
| self.assertEqual(fmap_util.FMAP_HEADER_LEN + |
| fmap_util.FMAP_AREA_LEN * 3, fentries[2].size) |
| self.assertEqual(b'FMAP', fentries[2].name) |
| |
| def testFmapX86Section(self): |
| """Basic test of generation of a flashrom fmap""" |
| data = self._DoReadFile('095_fmap_x86_section.dts') |
| expected = U_BOOT_DATA + MRC_DATA + tools.get_bytes(ord('b'), 32 - 7) |
| self.assertEqual(expected, data[:32]) |
| fhdr, fentries = fmap_util.DecodeFmap(data[36:]) |
| |
| self.assertEqual(0x180, fhdr.image_size) |
| expect_size = fmap_util.FMAP_HEADER_LEN + fmap_util.FMAP_AREA_LEN * 4 |
| fiter = iter(fentries) |
| |
| fentry = next(fiter) |
| self.assertEqual(b'U_BOOT', fentry.name) |
| self.assertEqual(0, fentry.offset) |
| self.assertEqual(4, fentry.size) |
| |
| fentry = next(fiter) |
| self.assertEqual(b'SECTION', fentry.name) |
| self.assertEqual(4, fentry.offset) |
| self.assertEqual(0x20 + expect_size, fentry.size) |
| |
| fentry = next(fiter) |
| self.assertEqual(b'INTEL_MRC', fentry.name) |
| self.assertEqual(4, fentry.offset) |
| self.assertEqual(3, fentry.size) |
| |
| fentry = next(fiter) |
| self.assertEqual(b'FMAP', fentry.name) |
| self.assertEqual(36, fentry.offset) |
| self.assertEqual(expect_size, fentry.size) |
| |
| def testElf(self): |
| """Basic test of ELF entries""" |
| self._SetupSplElf() |
| self._SetupTplElf() |
| with open(self.ElfTestFile('bss_data'), 'rb') as fd: |
| TestFunctional._MakeInputFile('-boot', fd.read()) |
| data = self._DoReadFile('096_elf.dts') |
| |
| def testElfStrip(self): |
| """Basic test of ELF entries""" |
| self._SetupSplElf() |
| with open(self.ElfTestFile('bss_data'), 'rb') as fd: |
| TestFunctional._MakeInputFile('-boot', fd.read()) |
| data = self._DoReadFile('097_elf_strip.dts') |
| |
| def testPackOverlapMap(self): |
| """Test that overlapping regions are detected""" |
| with test_util.capture_sys_output() as (stdout, stderr): |
| with self.assertRaises(ValueError) as e: |
| self._DoTestFile('014_pack_overlap.dts', map=True) |
| map_fname = tools.get_output_filename('image.map') |
| self.assertEqual("Wrote map file '%s' to show errors\n" % map_fname, |
| stdout.getvalue()) |
| |
| # We should not get an inmage, but there should be a map file |
| self.assertFalse(os.path.exists(tools.get_output_filename('image.bin'))) |
| self.assertTrue(os.path.exists(map_fname)) |
| map_data = tools.read_file(map_fname, binary=False) |
| self.assertEqual('''ImagePos Offset Size Name |
| <none> 00000000 00000008 image |
| <none> 00000000 00000004 u-boot |
| <none> 00000003 00000004 u-boot-align |
| ''', map_data) |
| |
| def testPackRefCode(self): |
| """Test that an image with an Intel Reference code binary works""" |
| data = self._DoReadFile('100_intel_refcode.dts') |
| self.assertEqual(REFCODE_DATA, data[:len(REFCODE_DATA)]) |
| |
| def testSectionOffset(self): |
| """Tests use of a section with an offset""" |
| data, _, map_data, _ = self._DoReadFileDtb('101_sections_offset.dts', |
| map=True) |
| self.assertEqual('''ImagePos Offset Size Name |
| 00000000 00000000 00000038 image |
| 00000004 00000004 00000010 section@0 |
| 00000004 00000000 00000004 u-boot |
| 00000018 00000018 00000010 section@1 |
| 00000018 00000000 00000004 u-boot |
| 0000002c 0000002c 00000004 section@2 |
| 0000002c 00000000 00000004 u-boot |
| ''', map_data) |
| self.assertEqual(data, |
| tools.get_bytes(0x26, 4) + U_BOOT_DATA + |
| tools.get_bytes(0x21, 12) + |
| tools.get_bytes(0x26, 4) + U_BOOT_DATA + |
| tools.get_bytes(0x61, 12) + |
| tools.get_bytes(0x26, 4) + U_BOOT_DATA + |
| tools.get_bytes(0x26, 8)) |
| |
| def testCbfsRaw(self): |
| """Test base handling of a Coreboot Filesystem (CBFS) |
| |
| The exact contents of the CBFS is verified by similar tests in |
| cbfs_util_test.py. The tests here merely check that the files added to |
| the CBFS can be found in the final image. |
| """ |
| data = self._DoReadFile('102_cbfs_raw.dts') |
| size = 0xb0 |
| |
| cbfs = cbfs_util.CbfsReader(data) |
| self.assertEqual(size, cbfs.rom_size) |
| |
| self.assertIn('u-boot-dtb', cbfs.files) |
| cfile = cbfs.files['u-boot-dtb'] |
| self.assertEqual(U_BOOT_DTB_DATA, cfile.data) |
| |
| def testCbfsArch(self): |
| """Test on non-x86 architecture""" |
| data = self._DoReadFile('103_cbfs_raw_ppc.dts') |
| size = 0x100 |
| |
| cbfs = cbfs_util.CbfsReader(data) |
| self.assertEqual(size, cbfs.rom_size) |
| |
| self.assertIn('u-boot-dtb', cbfs.files) |
| cfile = cbfs.files['u-boot-dtb'] |
| self.assertEqual(U_BOOT_DTB_DATA, cfile.data) |
| |
| def testCbfsStage(self): |
| """Tests handling of a Coreboot Filesystem (CBFS)""" |
| if not elf.ELF_TOOLS: |
| self.skipTest('Python elftools not available') |
| elf_fname = os.path.join(self._indir, 'cbfs-stage.elf') |
| elf.MakeElf(elf_fname, U_BOOT_DATA, U_BOOT_DTB_DATA) |
| size = 0xb0 |
| |
| data = self._DoReadFile('104_cbfs_stage.dts') |
| cbfs = cbfs_util.CbfsReader(data) |
| self.assertEqual(size, cbfs.rom_size) |
| |
| self.assertIn('u-boot', cbfs.files) |
| cfile = cbfs.files['u-boot'] |
| self.assertEqual(U_BOOT_DATA + U_BOOT_DTB_DATA, cfile.data) |
| |
| def testCbfsRawCompress(self): |
| """Test handling of compressing raw files""" |
| self._CheckLz4() |
| data = self._DoReadFile('105_cbfs_raw_compress.dts') |
| size = 0x140 |
| |
| cbfs = cbfs_util.CbfsReader(data) |
| self.assertIn('u-boot', cbfs.files) |
| cfile = cbfs.files['u-boot'] |
| self.assertEqual(COMPRESS_DATA, cfile.data) |
| |
| def testCbfsBadArch(self): |
| """Test handling of a bad architecture""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('106_cbfs_bad_arch.dts') |
| self.assertIn("Invalid architecture 'bad-arch'", str(e.exception)) |
| |
| def testCbfsNoSize(self): |
| """Test handling of a missing size property""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('107_cbfs_no_size.dts') |
| self.assertIn('entry must have a size property', str(e.exception)) |
| |
| def testCbfsNoContents(self): |
| """Test handling of a CBFS entry which does not provide contentsy""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('108_cbfs_no_contents.dts') |
| self.assertIn('Could not complete processing of contents', |
| str(e.exception)) |
| |
| def testCbfsBadCompress(self): |
| """Test handling of a bad architecture""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('109_cbfs_bad_compress.dts') |
| self.assertIn("Invalid compression in 'u-boot': 'invalid-algo'", |
| str(e.exception)) |
| |
| def testCbfsNamedEntries(self): |
| """Test handling of named entries""" |
| data = self._DoReadFile('110_cbfs_name.dts') |
| |
| cbfs = cbfs_util.CbfsReader(data) |
| self.assertIn('FRED', cbfs.files) |
| cfile1 = cbfs.files['FRED'] |
| self.assertEqual(U_BOOT_DATA, cfile1.data) |
| |
| self.assertIn('hello', cbfs.files) |
| cfile2 = cbfs.files['hello'] |
| self.assertEqual(U_BOOT_DTB_DATA, cfile2.data) |
| |
| def _SetupIfwi(self, fname): |
| """Set up to run an IFWI test |
| |
| Args: |
| fname: Filename of input file to provide (fitimage.bin or ifwi.bin) |
| """ |
| self._SetupSplElf() |
| self._SetupTplElf() |
| |
| # Intel Integrated Firmware Image (IFWI) file |
| with gzip.open(self.TestFile('%s.gz' % fname), 'rb') as fd: |
| data = fd.read() |
| TestFunctional._MakeInputFile(fname,data) |
| |
| def _CheckIfwi(self, data): |
| """Check that an image with an IFWI contains the correct output |
| |
| Args: |
| data: Conents of output file |
| """ |
| expected_desc = tools.read_file(self.TestFile('descriptor.bin')) |
| if data[:0x1000] != expected_desc: |
| self.fail('Expected descriptor binary at start of image') |
| |
| # We expect to find the TPL wil in subpart IBBP entry IBBL |
| image_fname = tools.get_output_filename('image.bin') |
| tpl_fname = tools.get_output_filename('tpl.out') |
| ifwitool = bintool.Bintool.create('ifwitool') |
| ifwitool.extract(image_fname, 'IBBP', 'IBBL', tpl_fname) |
| |
| tpl_data = tools.read_file(tpl_fname) |
| self.assertEqual(U_BOOT_TPL_DATA, tpl_data[:len(U_BOOT_TPL_DATA)]) |
| |
| def testPackX86RomIfwi(self): |
| """Test that an x86 ROM with Integrated Firmware Image can be created""" |
| self._SetupIfwi('fitimage.bin') |
| data = self._DoReadFile('111_x86_rom_ifwi.dts') |
| self._CheckIfwi(data) |
| |
| def testPackX86RomIfwiNoDesc(self): |
| """Test that an x86 ROM with IFWI can be created from an ifwi.bin file""" |
| self._SetupIfwi('ifwi.bin') |
| data = self._DoReadFile('112_x86_rom_ifwi_nodesc.dts') |
| self._CheckIfwi(data) |
| |
| def testPackX86RomIfwiNoData(self): |
| """Test that an x86 ROM with IFWI handles missing data""" |
| self._SetupIfwi('ifwi.bin') |
| with self.assertRaises(ValueError) as e: |
| data = self._DoReadFile('113_x86_rom_ifwi_nodata.dts') |
| self.assertIn('Could not complete processing of contents', |
| str(e.exception)) |
| |
| def testIfwiMissing(self): |
| """Test that binman still produces an image if ifwitool is missing""" |
| self._SetupIfwi('fitimage.bin') |
| with test_util.capture_sys_output() as (_, stderr): |
| self._DoTestFile('111_x86_rom_ifwi.dts', |
| force_missing_bintools='ifwitool') |
| err = stderr.getvalue() |
| self.assertRegex(err, |
| "Image 'image'.*missing bintools.*: ifwitool") |
| |
| def testCbfsOffset(self): |
| """Test a CBFS with files at particular offsets |
| |
| Like all CFBS tests, this is just checking the logic that calls |
| cbfs_util. See cbfs_util_test for fully tests (e.g. test_cbfs_offset()). |
| """ |
| data = self._DoReadFile('114_cbfs_offset.dts') |
| size = 0x200 |
| |
| cbfs = cbfs_util.CbfsReader(data) |
| self.assertEqual(size, cbfs.rom_size) |
| |
| self.assertIn('u-boot', cbfs.files) |
| cfile = cbfs.files['u-boot'] |
| self.assertEqual(U_BOOT_DATA, cfile.data) |
| self.assertEqual(0x40, cfile.cbfs_offset) |
| |
| self.assertIn('u-boot-dtb', cbfs.files) |
| cfile2 = cbfs.files['u-boot-dtb'] |
| self.assertEqual(U_BOOT_DTB_DATA, cfile2.data) |
| self.assertEqual(0x140, cfile2.cbfs_offset) |
| |
| def testFdtmap(self): |
| """Test an FDT map can be inserted in the image""" |
| data = self.data = self._DoReadFileRealDtb('115_fdtmap.dts') |
| fdtmap_data = data[len(U_BOOT_DATA):] |
| magic = fdtmap_data[:8] |
| self.assertEqual(b'_FDTMAP_', magic) |
| self.assertEqual(tools.get_bytes(0, 8), fdtmap_data[8:16]) |
| |
| fdt_data = fdtmap_data[16:] |
| dtb = fdt.Fdt.FromData(fdt_data) |
| dtb.Scan() |
| props = self._GetPropTree(dtb, BASE_DTB_PROPS, prefix='/') |
| self.assertEqual({ |
| 'image-pos': 0, |
| 'offset': 0, |
| 'u-boot:offset': 0, |
| 'u-boot:size': len(U_BOOT_DATA), |
| 'u-boot:image-pos': 0, |
| 'fdtmap:image-pos': 4, |
| 'fdtmap:offset': 4, |
| 'fdtmap:size': len(fdtmap_data), |
| 'size': len(data), |
| }, props) |
| |
| def testFdtmapNoMatch(self): |
| """Check handling of an FDT map when the section cannot be found""" |
| self.data = self._DoReadFileRealDtb('115_fdtmap.dts') |
| |
| # Mangle the section name, which should cause a mismatch between the |
| # correct FDT path and the one expected by the section |
| image = control.images['image'] |
| image._node.path += '-suffix' |
| entries = image.GetEntries() |
| fdtmap = entries['fdtmap'] |
| with self.assertRaises(ValueError) as e: |
| fdtmap._GetFdtmap() |
| self.assertIn("Cannot locate node for path '/binman-suffix'", |
| str(e.exception)) |
| |
| def testFdtmapHeader(self): |
| """Test an FDT map and image header can be inserted in the image""" |
| data = self.data = self._DoReadFileRealDtb('116_fdtmap_hdr.dts') |
| fdtmap_pos = len(U_BOOT_DATA) |
| fdtmap_data = data[fdtmap_pos:] |
| fdt_data = fdtmap_data[16:] |
| dtb = fdt.Fdt.FromData(fdt_data) |
| fdt_size = dtb.GetFdtObj().totalsize() |
| hdr_data = data[-8:] |
| self.assertEqual(b'BinM', hdr_data[:4]) |
| offset = struct.unpack('<I', hdr_data[4:])[0] & 0xffffffff |
| self.assertEqual(fdtmap_pos - 0x400, offset - (1 << 32)) |
| |
| def testFdtmapHeaderStart(self): |
| """Test an image header can be inserted at the image start""" |
| data = self.data = self._DoReadFileRealDtb('117_fdtmap_hdr_start.dts') |
| fdtmap_pos = 0x100 + len(U_BOOT_DATA) |
| hdr_data = data[:8] |
| self.assertEqual(b'BinM', hdr_data[:4]) |
| offset = struct.unpack('<I', hdr_data[4:])[0] |
| self.assertEqual(fdtmap_pos, offset) |
| |
| def testFdtmapHeaderPos(self): |
| """Test an image header can be inserted at a chosen position""" |
| data = self.data = self._DoReadFileRealDtb('118_fdtmap_hdr_pos.dts') |
| fdtmap_pos = 0x100 + len(U_BOOT_DATA) |
| hdr_data = data[0x80:0x88] |
| self.assertEqual(b'BinM', hdr_data[:4]) |
| offset = struct.unpack('<I', hdr_data[4:])[0] |
| self.assertEqual(fdtmap_pos, offset) |
| |
| def testHeaderMissingFdtmap(self): |
| """Test an image header requires an fdtmap""" |
| with self.assertRaises(ValueError) as e: |
| self.data = self._DoReadFileRealDtb('119_fdtmap_hdr_missing.dts') |
| self.assertIn("'image_header' section must have an 'fdtmap' sibling", |
| str(e.exception)) |
| |
| def testHeaderNoLocation(self): |
| """Test an image header with a no specified location is detected""" |
| with self.assertRaises(ValueError) as e: |
| self.data = self._DoReadFileRealDtb('120_hdr_no_location.dts') |
| self.assertIn("Invalid location 'None', expected 'start' or 'end'", |
| str(e.exception)) |
| |
| def testEntryExpand(self): |
| """Test extending an entry after it is packed""" |
| data = self._DoReadFile('121_entry_extend.dts') |
| self.assertEqual(b'aaa', data[:3]) |
| self.assertEqual(U_BOOT_DATA, data[3:3 + len(U_BOOT_DATA)]) |
| self.assertEqual(b'aaa', data[-3:]) |
| |
| def testEntryExtendBad(self): |
| """Test extending an entry after it is packed, twice""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('122_entry_extend_twice.dts') |
| self.assertIn("Image '/binman': Entries changed size after packing", |
| str(e.exception)) |
| |
| def testEntryExtendSection(self): |
| """Test extending an entry within a section after it is packed""" |
| data = self._DoReadFile('123_entry_extend_section.dts') |
| self.assertEqual(b'aaa', data[:3]) |
| self.assertEqual(U_BOOT_DATA, data[3:3 + len(U_BOOT_DATA)]) |
| self.assertEqual(b'aaa', data[-3:]) |
| |
| def testCompressDtb(self): |
| """Test that compress of device-tree files is supported""" |
| self._CheckLz4() |
| data = self.data = self._DoReadFileRealDtb('124_compress_dtb.dts') |
| self.assertEqual(U_BOOT_DATA, data[:len(U_BOOT_DATA)]) |
| comp_data = data[len(U_BOOT_DATA):] |
| orig = self._decompress(comp_data) |
| dtb = fdt.Fdt.FromData(orig) |
| dtb.Scan() |
| props = self._GetPropTree(dtb, ['size', 'uncomp-size']) |
| expected = { |
| 'u-boot:size': len(U_BOOT_DATA), |
| 'u-boot-dtb:uncomp-size': len(orig), |
| 'u-boot-dtb:size': len(comp_data), |
| 'size': len(data), |
| } |
| self.assertEqual(expected, props) |
| |
| def testCbfsUpdateFdt(self): |
| """Test that we can update the device tree with CBFS offset/size info""" |
| self._CheckLz4() |
| data, _, _, out_dtb_fname = self._DoReadFileDtb('125_cbfs_update.dts', |
| update_dtb=True) |
| dtb = fdt.Fdt(out_dtb_fname) |
| dtb.Scan() |
| props = self._GetPropTree(dtb, BASE_DTB_PROPS + ['uncomp-size']) |
| del props['cbfs/u-boot:size'] |
| self.assertEqual({ |
| 'offset': 0, |
| 'size': len(data), |
| 'image-pos': 0, |
| 'cbfs:offset': 0, |
| 'cbfs:size': len(data), |
| 'cbfs:image-pos': 0, |
| 'cbfs/u-boot:offset': 0x38, |
| 'cbfs/u-boot:uncomp-size': len(U_BOOT_DATA), |
| 'cbfs/u-boot:image-pos': 0x38, |
| 'cbfs/u-boot-dtb:offset': 0xb8, |
| 'cbfs/u-boot-dtb:size': len(U_BOOT_DATA), |
| 'cbfs/u-boot-dtb:image-pos': 0xb8, |
| }, props) |
| |
| def testCbfsBadType(self): |
| """Test an image header with a no specified location is detected""" |
| with self.assertRaises(ValueError) as e: |
| self._DoReadFile('126_cbfs_bad_type.dts') |
| self.assertIn("Unknown cbfs-type 'badtype'", str(e.exception)) |
| |
| def testList(self): |
| """Test listing the files in an image""" |
| self._CheckLz4() |
| data = self._DoReadFile('127_list.dts') |
| image = control.images['image'] |
| entries = image.BuildEntryList() |
| self.assertEqual(7, len(entries)) |
| |
| ent = entries[0] |
| self.assertEqual(0, ent.indent) |
| self.assertEqual('image', ent.name) |
| self.assertEqual('section', ent.etype) |
| self.assertEqual(len(data), ent.size) |
| self.assertEqual(0, ent.image_pos) |
| self.assertEqual(None, ent.uncomp_size) |
| self.assertEqual(0, ent.offset) |
| |
| ent = entries[1] |
| self.assertEqual(1, ent.indent) |
| self.assertEqual('u-boot', ent.name) |
| self.assertEqual('u-boot', ent.etype) |
| self.assertEqual(len(U_BOOT_DATA), ent.size) |
| self.assertEqual(0, ent.image_pos) |
| self.assertEqual(None, ent.uncomp_size) |
| self.assertEqual(0, ent.offset) |
| |
| ent = entries[2] |
| self.assertEqual(1, ent.indent) |
| self.assertEqual('section', ent.name) |
| self.assertEqual('section', ent.etype) |
| section_size = ent.size |
| self.assertEqual(0x100, ent.image_pos) |
| self.assertEqual(None, ent.uncomp_size) |
| self.assertEqual(0x100, ent.offset) |
| |
| ent = entries[3] |
| self.assertEqual(2, ent.indent) |
| self.assertEqual('cbfs', ent.name) |
| self.assertEqual('cbfs', ent.etype) |
| self.assertEqual(0x400, ent.size) |
| self.assertEqual(0x100, ent.image_pos) |
| self.assertEqual(None, ent.uncomp_size) |
| self.assertEqual(0, ent.offset) |
| |
| ent = entries[4] |
| self.assertEqual(3, ent.indent) |
| self.assertEqual('u-boot', ent.name) |
| self.assertEqual('u-boot', ent.etype) |
| self.assertEqual(len(U_BOOT_DATA), ent.size) |
| self.assertEqual(0x138, ent.image_pos) |
| self.assertEqual(None, ent.uncomp_size) |
| self.assertEqual(0x38, ent.offset) |
| |
| ent = entries[5] |
| self.assertEqual(3, ent.indent) |
| self.assertEqual('u-boot-dtb', ent.name) |
| self.assertEqual('text', ent.etype) |
| self.assertGreater(len(COMPRESS_DATA), ent.size) |
| self.assertEqual(0x178, ent.image_pos) |
| self.assertEqual(len(COMPRESS_DATA), ent.uncomp_size) |
| self.assertEqual(0x78, ent.offset) |
| |
| ent = entries[6] |
| self.assertEqual(2, ent.indent) |
| self.assertEqual('u-boot-dtb', ent.name) |
| self.assertEqual('u-boot-dtb', ent.etype) |
| self.assertEqual(0x500, ent.image_pos) |
| self.assertEqual(len(U_BOOT_DTB_DATA), ent.uncomp_size) |
| dtb_size = ent.size |
| # Compressing this data expands it since headers are added |
| self.assertGreater(dtb_size, len(U_BOOT_DTB_DATA)) |
| self.assertEqual(0x400, ent.offset) |
| |
| self.assertEqual(len(data), 0x100 + section_size) |
| self.assertEqual(section_size, 0x400 + dtb_size) |
| |
| def testFindFdtmap(self): |
| """Test locating an FDT map in an image""" |
| self._CheckLz4() |
| data = self.data = self._DoReadFileRealDtb('128_decode_image.dts') |
| image = control.images['image'] |
| entries = image.GetEntries() |
| entry = entries['fdtmap'] |
| self.assertEqual(entry.image_pos, fdtmap.LocateFdtmap(data)) |
| |
| def testFindFdtmapMissing(self): |
| """Test failing to locate an FDP map""" |
| data = self._DoReadFile('005_simple.dts') |
| self.assertEqual(None, fdtmap.LocateFdtmap(data)) |
| |
| def testFindImageHeader(self): |
| """Test locating a image header""" |
| self._CheckLz4() |
| data = self.data = self._DoReadFileRealDtb('128_decode_image.dts') |
| image = control.images['image'] |
| entries = image.GetEntries() |
| entry = entries['fdtmap'] |
| # The header should point to the FDT map |
| self.assertEqual(entry.image_pos, image_header.LocateHeaderOffset(data)) |
| |
| def testFindImageHeaderStart(self): |
| """Test locating a image header located at the start of an image""" |
| data = self.data = self._DoReadFileRealDtb('117_fdtmap_hdr_start.dts') |
| image = control.images['image'] |
| entries = image.GetEntries() |
| entry = entries['fdtmap'] |
| # The header should point to the FDT map |
| self.assertEqual(entry.image_pos, image_header.LocateHeaderOffset(data)) |
| |
| def testFindImageHeaderMissing(self): |
| """Test failing to locate an image header""" |
| data = self._DoReadFile('005_simple.dts') |
| self.assertEqual(None, image_header.LocateHeaderOffset(data)) |
| |
| def testReadImage(self): |
| """Test reading an image and accessing its FDT map""" |
| self._CheckLz4() |
| data = self.data = self._DoReadFileRealDtb('128_decode_image.dts') |
| image_fname = tools.get_output_filename('image.bin') |
| orig_image = control.images['image'] |
| image = Image.FromFile(image_fname) |
| self.assertEqual(orig_image.GetEntries().keys(), |
| image.GetEntries().keys()) |
| |
| orig_entry = orig_image.GetEntries()['fdtmap'] |
| |