1 # Copyright (c) 2018, Linaro Limited
3 # SPDX-License-Identifier: GPL-2.0+
5 # Android Verified Boot 2.0 Test
8 This tests Android Verified Boot 2.0 support in U-boot:
10 For additional details about how to build proper vbmeta partition
13 For configuration verification:
14 - Corrupt boot partition and check for failure
15 - Corrupt vbmeta partition and check for failure
19 import u_boot_utils as util
23 temp_addr = 0x90000000
24 temp_addr2 = 0x90002000
26 @pytest.mark.buildconfigspec('cmd_avb', 'cmd_mmc')
27 def test_avb_verify(u_boot_console):
28 """Run AVB 2.0 boot verification chain with avb subset of commands
31 success_str = "Verification passed successfully"
33 response = u_boot_console.run_command('avb init %s' %str(mmc_dev))
35 response = u_boot_console.run_command('avb verify')
36 assert response.find(success_str)
39 @pytest.mark.buildconfigspec('cmd_avb', 'cmd_mmc')
40 def test_avb_mmc_uuid(u_boot_console):
41 """Check if 'avb get_uuid' works, compare results with
42 'part list mmc 1' output
45 response = u_boot_console.run_command('avb init %s' % str(mmc_dev))
48 response = u_boot_console.run_command('mmc rescan; mmc dev %s' %
50 assert response.find('is current device')
52 part_lines = u_boot_console.run_command('mmc part').splitlines()
56 for line in part_lines:
58 start_pt = line.find("\"")
59 end_pt = line.find("\"", start_pt + 1)
60 cur_partname = line[start_pt + 1: end_pt]
63 guid_to_check = line.split("guid:\t")
64 part_list[cur_partname] = guid_to_check[1]
66 # lets check all guids with avb get_guid
67 for part, guid in part_list.iteritems():
68 avb_guid_resp = u_boot_console.run_command('avb get_uuid %s' % part)
69 assert guid == avb_guid_resp.split("UUID: ")[1]
72 @pytest.mark.buildconfigspec('cmd_avb')
73 def test_avb_read_rb(u_boot_console):
74 """Test reading rollback indexes
77 response = u_boot_console.run_command('avb init %s' % str(mmc_dev))
80 response = u_boot_console.run_command('avb read_rb 1')
81 assert response == 'Rollback index: 0'
84 @pytest.mark.buildconfigspec('cmd_avb')
85 def test_avb_is_unlocked(u_boot_console):
86 """Test if device is in the unlocked state
89 response = u_boot_console.run_command('avb init %s' % str(mmc_dev))
92 response = u_boot_console.run_command('avb is_unlocked')
93 assert response == 'Unlocked = 1'
96 @pytest.mark.buildconfigspec('cmd_avb', 'cmd_mmc')
97 def test_avb_mmc_read(u_boot_console):
98 """Test mmc read operation
101 response = u_boot_console.run_command('mmc rescan; mmc dev %s 0' %
103 assert response.find('is current device')
105 response = u_boot_console.run_command('mmc read 0x%x 0x100 0x1' % temp_addr)
106 assert response.find('read: OK')
108 response = u_boot_console.run_command('avb init %s' % str(mmc_dev))
109 assert response == ''
111 response = u_boot_console.run_command('avb read_part xloader 0 100 0x%x' %
113 assert response.find('Read 512 bytes')
115 # Now lets compare two buffers
116 response = u_boot_console.run_command('cmp 0x%x 0x%x 40' %
117 (temp_addr, temp_addr2))
118 assert response.find('64 word')