mirror of
https://github.com/AsahiLinux/u-boot
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109 lines
3.8 KiB
Python
109 lines
3.8 KiB
Python
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# SPDX-License-Identifier: GPL-2.0
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# Copyright 2023 Google LLC
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# Written by Simon Glass <sjg@chromium.org>
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"""Test handling of unmigrated u-boot,dm- tags"""
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import os
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import pytest
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import u_boot_utils as util
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# This is needed for Azure, since the default '..' directory is not writeable
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TMPDIR1 = '/tmp/test_no_migrate'
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TMPDIR2 = '/tmp/test_no_migrate_spl'
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TMPDIR3 = '/tmp/test_migrate'
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def build_for_migrate(cons, replace_pair, board, tmpdir, disable_migrate=True):
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"""Build an updated U-Boot with a slightly modified device tree
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Args:
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cons (ConsoleBase): U-Boot console
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replace_pair (tuple):
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String to find
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String to replace it with
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board (str): Board to build
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tmpdir (str): Temporary directory to use
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disable_migrate (bool): True to disable CONFIG_OF_TAG_MIGRATE in build
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"""
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srcdir = cons.config.source_dir
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build_dir = cons.config.build_dir
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# Get the source for the existing dts
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dt_dir = os.path.join(build_dir, 'arch', 'sandbox', 'dts')
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orig_fname = os.path.join(dt_dir, 'sandbox.dtb')
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out_dts = os.path.join(dt_dir, 'sandbox_out.dts')
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util.run_and_log(cons, ['dtc', orig_fname, '-I', 'dtb', '-O', 'dts',
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'-o', out_dts])
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# Update it to use an old tag
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with open(out_dts) as inf:
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data = inf.read()
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data = data.replace(*replace_pair)
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dts_fname = os.path.join(dt_dir, 'sandbox_oldtag.dts')
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with open(dts_fname, 'w') as outf:
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print(data, file=outf)
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dtb_fname = os.path.join(dt_dir, 'sandbox_oldtag.dtb')
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util.run_and_log(cons, ['dtc', dts_fname, '-o', dtb_fname])
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migrate = ['-a', '~CONFIG_OF_TAG_MIGRATE'] if disable_migrate else []
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# Build sandbox with this new dtb, turning off OF_TAG_MIGRATE
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env = dict(os.environ)
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env['EXT_DTB'] = dtb_fname
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env['DEVICE_TREE'] = 'sandbox_new'
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env['NO_LTO'] = '1' # Speed up build
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out = util.run_and_log(
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cons, ['./tools/buildman/buildman', '-m', '--board', board,
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*migrate, '-w', '-o', tmpdir], ignore_errors=True, env=env)
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return out
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@pytest.mark.slow
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@pytest.mark.boardspec('sandbox')
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def test_of_no_migrate(u_boot_console):
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"""Test sandbox with old boot phase tags like u-boot,dm-pre-proper"""
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cons = u_boot_console
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build_for_migrate(cons, ['bootph-some-ram', 'u-boot,dm-pre-proper'],
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'sandbox', TMPDIR1)
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# It should fail to run, since the lcd device will not be bound before
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# relocation. so won't get its frame-buffer memory
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out = util.run_and_log(
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cons, [os.path.join(TMPDIR1, 'u-boot'), '-D', '-c', 'help'],
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ignore_errors=True)
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assert "Video device 'lcd' cannot allocate frame buffer memory" in out
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@pytest.mark.slow
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@pytest.mark.boardspec('sandbox_spl')
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@pytest.mark.boardspec('spl_of_platdata_inst')
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@pytest.mark.boardspec('!sandbox_tpl')
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def test_of_no_migrate_spl(u_boot_console):
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"""Test sandbox with old boot phase tags like u-boot,dm-spl"""
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cons = u_boot_console
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out = build_for_migrate(cons, ['bootph-pre-ram', 'u-boot,dm-spl'],
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'sandbox_spl', TMPDIR2)
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# It should fail to build, since the SPL DT will not include 'spl-test'
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# node, among others
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assert "undefined type ‘struct dtd_sandbox_spl_test’" in out
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@pytest.mark.slow
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@pytest.mark.boardspec('sandbox')
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def test_of_migrate(u_boot_console):
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"""Test sandbox shows a message when tags were migrated"""
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cons = u_boot_console
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build_for_migrate(cons, ['bootph-some-ram', 'u-boot,dm-pre-proper'],
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'sandbox', TMPDIR3, disable_migrate=False)
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# It should show a migration message
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out = util.run_and_log(
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cons, [os.path.join(TMPDIR3, 'u-boot'), '-D', '-c', 'help'],
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ignore_errors=True)
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assert "Warning: Device tree includes old 'u-boot,dm-' tags" in out
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