1 What: /sys/bus/pci/devices/<BDF>/fus 1 What: /sys/bus/pci/devices/<BDF>/fused_part
2 Date: June 2022 2 Date: June 2022
3 KernelVersion: 5.19 3 KernelVersion: 5.19
4 Contact: mario.limonciello@amd.com 4 Contact: mario.limonciello@amd.com
5 Description: 5 Description:
6 The /sys/bus/pci/devices/<BDF> 6 The /sys/bus/pci/devices/<BDF>/fused_part file reports
7 whether the CPU or APU has bee 7 whether the CPU or APU has been fused to prevent tampering.
8 0: Not fused 8 0: Not fused
9 1: Fused 9 1: Fused
10 10
11 What: /sys/bus/pci/devices/<BDF>/deb 11 What: /sys/bus/pci/devices/<BDF>/debug_lock_on
12 Date: June 2022 12 Date: June 2022
13 KernelVersion: 5.19 13 KernelVersion: 5.19
14 Contact: mario.limonciello@amd.com 14 Contact: mario.limonciello@amd.com
15 Description: 15 Description:
16 The /sys/bus/pci/devices/<BDF> 16 The /sys/bus/pci/devices/<BDF>/debug_lock_on reports
17 whether the AMD CPU or APU has 17 whether the AMD CPU or APU has been unlocked for debugging.
18 Possible values: 18 Possible values:
19 0: Not locked 19 0: Not locked
20 1: Locked 20 1: Locked
21 21
22 What: /sys/bus/pci/devices/<BDF>/tsm 22 What: /sys/bus/pci/devices/<BDF>/tsme_status
23 Date: June 2022 23 Date: June 2022
24 KernelVersion: 5.19 24 KernelVersion: 5.19
25 Contact: mario.limonciello@amd.com 25 Contact: mario.limonciello@amd.com
26 Description: 26 Description:
27 The /sys/bus/pci/devices/<BDF> 27 The /sys/bus/pci/devices/<BDF>/tsme_status file reports
28 the status of transparent secu 28 the status of transparent secure memory encryption on AMD systems.
29 Possible values: 29 Possible values:
30 0: Not active 30 0: Not active
31 1: Active 31 1: Active
32 32
33 What: /sys/bus/pci/devices/<BDF>/ant 33 What: /sys/bus/pci/devices/<BDF>/anti_rollback_status
34 Date: June 2022 34 Date: June 2022
35 KernelVersion: 5.19 35 KernelVersion: 5.19
36 Contact: mario.limonciello@amd.com 36 Contact: mario.limonciello@amd.com
37 Description: 37 Description:
38 The /sys/bus/pci/devices/<BDF> 38 The /sys/bus/pci/devices/<BDF>/anti_rollback_status file reports
39 whether the PSP is enforcing r 39 whether the PSP is enforcing rollback protection.
40 Possible values: 40 Possible values:
41 0: Not enforcing 41 0: Not enforcing
42 1: Enforcing 42 1: Enforcing
43 43
44 What: /sys/bus/pci/devices/<BDF>/rpm 44 What: /sys/bus/pci/devices/<BDF>/rpmc_production_enabled
45 Date: June 2022 45 Date: June 2022
46 KernelVersion: 5.19 46 KernelVersion: 5.19
47 Contact: mario.limonciello@amd.com 47 Contact: mario.limonciello@amd.com
48 Description: 48 Description:
49 The /sys/bus/pci/devices/<BDF> 49 The /sys/bus/pci/devices/<BDF>/rpmc_production_enabled file reports
50 whether Replay Protected Monot 50 whether Replay Protected Monotonic Counter support has been enabled.
51 Possible values: 51 Possible values:
52 0: Not enabled 52 0: Not enabled
53 1: Enabled 53 1: Enabled
54 54
55 What: /sys/bus/pci/devices/<BDF>/rpm 55 What: /sys/bus/pci/devices/<BDF>/rpmc_spirom_available
56 Date: June 2022 56 Date: June 2022
57 KernelVersion: 5.19 57 KernelVersion: 5.19
58 Contact: mario.limonciello@amd.com 58 Contact: mario.limonciello@amd.com
59 Description: 59 Description:
60 The /sys/bus/pci/devices/<BDF> 60 The /sys/bus/pci/devices/<BDF>/rpmc_spirom_available file reports
61 whether an Replay Protected Mo 61 whether an Replay Protected Monotonic Counter supported SPI is installed
62 on the system. 62 on the system.
63 Possible values: 63 Possible values:
64 0: Not present 64 0: Not present
65 1: Present 65 1: Present
66 66
67 What: /sys/bus/pci/devices/<BDF>/hsp 67 What: /sys/bus/pci/devices/<BDF>/hsp_tpm_available
68 Date: June 2022 68 Date: June 2022
69 KernelVersion: 5.19 69 KernelVersion: 5.19
70 Contact: mario.limonciello@amd.com 70 Contact: mario.limonciello@amd.com
71 Description: 71 Description:
72 The /sys/bus/pci/devices/<BDF> 72 The /sys/bus/pci/devices/<BDF>/hsp_tpm_available file reports
73 whether the HSP TPM has been a 73 whether the HSP TPM has been activated.
74 Possible values: 74 Possible values:
75 0: Not activated or present 75 0: Not activated or present
76 1: Activated 76 1: Activated
77 77
78 What: /sys/bus/pci/devices/<BDF>/rom 78 What: /sys/bus/pci/devices/<BDF>/rom_armor_enforced
79 Date: June 2022 79 Date: June 2022
80 KernelVersion: 5.19 80 KernelVersion: 5.19
81 Contact: mario.limonciello@amd.com 81 Contact: mario.limonciello@amd.com
82 Description: 82 Description:
83 The /sys/bus/pci/devices/<BDF> 83 The /sys/bus/pci/devices/<BDF>/rom_armor_enforced file reports
84 whether RomArmor SPI protectio 84 whether RomArmor SPI protection is enforced.
85 Possible values: 85 Possible values:
86 0: Not enforced 86 0: Not enforced
87 1: Enforced 87 1: Enforced
88 <<
89 What: /sys/bus/pci/devices/<BDF>/boo <<
90 Date: June 2023 <<
91 KernelVersion: 6.4 <<
92 Contact: mario.limonciello@amd.com <<
93 Description: <<
94 The /sys/bus/pci/devices/<BDF> <<
95 file reports the firmware vers <<
96 bootloader. <<
97 <<
98 What: /sys/bus/pci/devices/<BDF>/tee <<
99 Date: June 2023 <<
100 KernelVersion: 6.4 <<
101 Contact: mario.limonciello@amd.com <<
102 Description: <<
103 The /sys/bus/pci/devices/<BDF> <<
104 file reports the firmware vers <<
105 Execution Environment (TEE). <<
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