xref: /linux/Documentation/ABI/testing/sysfs-driver-ccp (revision 78964fcac47fc1525ecb4c37cd5fbc873c28320b)
1What:		/sys/bus/pci/devices/<BDF>/fused_part
2Date:		June 2022
3KernelVersion:	5.19
4Contact:	mario.limonciello@amd.com
5Description:
6		The /sys/bus/pci/devices/<BDF>/fused_part file reports
7		whether the CPU or APU has been fused to prevent tampering.
8		0: Not fused
9		1: Fused
10
11What:		/sys/bus/pci/devices/<BDF>/debug_lock_on
12Date:		June 2022
13KernelVersion:	5.19
14Contact:	mario.limonciello@amd.com
15Description:
16		The /sys/bus/pci/devices/<BDF>/debug_lock_on reports
17		whether the AMD CPU or APU has been unlocked for debugging.
18		Possible values:
19		0: Not locked
20		1: Locked
21
22What:		/sys/bus/pci/devices/<BDF>/tsme_status
23Date:		June 2022
24KernelVersion:	5.19
25Contact:	mario.limonciello@amd.com
26Description:
27		The /sys/bus/pci/devices/<BDF>/tsme_status file reports
28		the status of transparent secure memory encryption on AMD systems.
29		Possible values:
30		0: Not active
31		1: Active
32
33What:		/sys/bus/pci/devices/<BDF>/anti_rollback_status
34Date:		June 2022
35KernelVersion:	5.19
36Contact:	mario.limonciello@amd.com
37Description:
38		The /sys/bus/pci/devices/<BDF>/anti_rollback_status file reports
39		whether the PSP is enforcing rollback protection.
40		Possible values:
41		0: Not enforcing
42		1: Enforcing
43
44What:		/sys/bus/pci/devices/<BDF>/rpmc_production_enabled
45Date:		June 2022
46KernelVersion:	5.19
47Contact:	mario.limonciello@amd.com
48Description:
49		The /sys/bus/pci/devices/<BDF>/rpmc_production_enabled file reports
50		whether Replay Protected Monotonic Counter support has been enabled.
51		Possible values:
52		0: Not enabled
53		1: Enabled
54
55What:		/sys/bus/pci/devices/<BDF>/rpmc_spirom_available
56Date:		June 2022
57KernelVersion:	5.19
58Contact:	mario.limonciello@amd.com
59Description:
60		The /sys/bus/pci/devices/<BDF>/rpmc_spirom_available file reports
61		whether an Replay Protected Monotonic Counter supported SPI is installed
62		on the system.
63		Possible values:
64		0: Not present
65		1: Present
66
67What:		/sys/bus/pci/devices/<BDF>/hsp_tpm_available
68Date:		June 2022
69KernelVersion:	5.19
70Contact:	mario.limonciello@amd.com
71Description:
72		The /sys/bus/pci/devices/<BDF>/hsp_tpm_available file reports
73		whether the HSP TPM has been activated.
74		Possible values:
75		0: Not activated or present
76		1: Activated
77
78What:		/sys/bus/pci/devices/<BDF>/rom_armor_enforced
79Date:		June 2022
80KernelVersion:	5.19
81Contact:	mario.limonciello@amd.com
82Description:
83		The /sys/bus/pci/devices/<BDF>/rom_armor_enforced file reports
84		whether RomArmor SPI protection is enforced.
85		Possible values:
86		0: Not enforced
87		1: Enforced
88
89What:		/sys/bus/pci/devices/<BDF>/bootloader_version
90Date:		June 2023
91KernelVersion:	6.4
92Contact:	mario.limonciello@amd.com
93Description:
94		The /sys/bus/pci/devices/<BDF>/bootloader_version
95		file reports the firmware version of the AMD AGESA
96		bootloader.
97
98What:		/sys/bus/pci/devices/<BDF>/tee_version
99Date:		June 2023
100KernelVersion:	6.4
101Contact:	mario.limonciello@amd.com
102Description:
103		The /sys/bus/pci/devices/<BDF>/tee_version
104		file reports the firmware version of the AMD Trusted
105		Execution Environment (TEE).
106