1. Run AVB 2.0 full verification chain, avb verify 2. Check if 'avb get_uuid' works, compare results with 'part list mmc 1' output 3. Test `avb read` commands, which reads N bytes from a partition identified by a name Signed-off-by: Igor Opaniuk <igor.opaniuk@linaro.org>lime2-spi
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# Copyright (c) 2018, Linaro Limited |
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# |
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# SPDX-License-Identifier: GPL-2.0+ |
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# |
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# Android Verified Boot 2.0 Test |
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""" |
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This tests Android Verified Boot 2.0 support in U-boot: |
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For additional details about how to build proper vbmeta partition |
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check doc/README.avb2 |
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For configuration verification: |
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- Corrupt boot partition and check for failure |
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- Corrupt vbmeta partition and check for failure |
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""" |
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import pytest |
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import u_boot_utils as util |
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# defauld mmc id |
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mmc_dev = 1 |
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temp_addr = 0x90000000 |
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temp_addr2 = 0x90002000 |
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def test_avb_verify(u_boot_console): |
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"""Run AVB 2.0 boot verification chain with avb subset of commands |
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""" |
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success_str = "Verification passed successfully" |
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response = u_boot_console.run_command('avb init %s' %str(mmc_dev)) |
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assert response == '' |
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response = u_boot_console.run_command('avb verify') |
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assert response.find(success_str) |
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def test_avb_mmc_uuid(u_boot_console): |
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"""Check if 'avb get_uuid' works, compare results with |
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'part list mmc 1' output |
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""" |
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response = u_boot_console.run_command('avb init %s' % str(mmc_dev)) |
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assert response == '' |
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response = u_boot_console.run_command('mmc rescan; mmc dev %s' % |
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str(mmc_dev)) |
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assert response.find('is current device') |
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part_lines = u_boot_console.run_command('mmc part').splitlines() |
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part_list = {} |
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cur_partname = "" |
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for line in part_lines: |
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if "\"" in line: |
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start_pt = line.find("\"") |
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end_pt = line.find("\"", start_pt + 1) |
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cur_partname = line[start_pt + 1: end_pt] |
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if "guid:" in line: |
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guid_to_check = line.split("guid:\t") |
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part_list[cur_partname] = guid_to_check[1] |
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# lets check all guids with avb get_guid |
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for part, guid in part_list.iteritems(): |
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avb_guid_resp = u_boot_console.run_command('avb get_uuid %s' % part) |
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assert guid == avb_guid_resp.split("UUID: ")[1] |
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def test_avb_read_rb(u_boot_console): |
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"""Test reading rollback indexes |
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""" |
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response = u_boot_console.run_command('avb init %s' % str(mmc_dev)) |
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assert response == '' |
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response = u_boot_console.run_command('avb read_rb 1') |
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def test_avb_is_unlocked(u_boot_console): |
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"""Test if device is in the unlocked state |
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""" |
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response = u_boot_console.run_command('avb init %s' % str(mmc_dev)) |
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assert response == '' |
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response = u_boot_console.run_command('avb is_unlocked') |
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def test_avb_mmc_read(u_boot_console): |
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"""Test mmc read operation |
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""" |
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response = u_boot_console.run_command('mmc rescan; mmc dev %s 0' % |
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str(mmc_dev)) |
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assert response.find('is current device') |
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response = u_boot_console.run_command('mmc read 0x%x 0x100 0x1' % temp_addr) |
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assert response.find('read: OK') |
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response = u_boot_console.run_command('avb init %s' % str(mmc_dev)) |
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assert response == '' |
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response = u_boot_console.run_command('avb read_part xloader 0 100 0x%x' % |
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temp_addr2) |
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assert response.find('Read 512 bytes') |
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# Now lets compare two buffers |
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response = u_boot_console.run_command('cmp 0x%x 0x%x 40' % |
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(temp_addr, temp_addr2)) |
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assert response.find('64 word') |
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