Documentation/ABI/testing/sysfs-driver-ccp

   1 What:           /sys/bus/pci/devices/<BDF>/fused_part
   2 Date:           June 2022
   3 KernelVersion:  5.19
   4 Contact:        mario.limonciello@amd.com
   5 Description:
   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
  11 What:           /sys/bus/pci/devices/<BDF>/debug_lock_on
  12 Date:           June 2022
  13 KernelVersion:  5.19
  14 Contact:        mario.limonciello@amd.com
  15 Description:
  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
  22 What:           /sys/bus/pci/devices/<BDF>/tsme_status
  23 Date:           June 2022
  24 KernelVersion:  5.19
  25 Contact:        mario.limonciello@amd.com
  26 Description:
  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
  33 What:           /sys/bus/pci/devices/<BDF>/anti_rollback_status
  34 Date:           June 2022
  35 KernelVersion:  5.19
  36 Contact:        mario.limonciello@amd.com
  37 Description:
  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
  44 What:           /sys/bus/pci/devices/<BDF>/rpmc_production_enabled
  45 Date:           June 2022
  46 KernelVersion:  5.19
  47 Contact:        mario.limonciello@amd.com
  48 Description:
  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
  55 What:           /sys/bus/pci/devices/<BDF>/rpmc_spirom_available
  56 Date:           June 2022
  57 KernelVersion:  5.19
  58 Contact:        mario.limonciello@amd.com
  59 Description:
  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
  67 What:           /sys/bus/pci/devices/<BDF>/hsp_tpm_available
  68 Date:           June 2022
  69 KernelVersion:  5.19
  70 Contact:        mario.limonciello@amd.com
  71 Description:
  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
  78 What:           /sys/bus/pci/devices/<BDF>/rom_armor_enforced
  79 Date:           June 2022
  80 KernelVersion:  5.19
  81 Contact:        mario.limonciello@amd.com
  82 Description:
  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
  89 What:           /sys/bus/pci/devices/<BDF>/bootloader_version
  90 Date:           June 2023
  91 KernelVersion:  6.4
  92 Contact:        mario.limonciello@amd.com
  93 Description:
  94                 The /sys/bus/pci/devices/<BDF>/bootloader_version
  95                 file reports the firmware version of the AMD AGESA
  96                 bootloader.
  97
  98 What:           /sys/bus/pci/devices/<BDF>/tee_version
  99 Date:           June 2023
 100 KernelVersion:  6.4
 101 Contact:        mario.limonciello@amd.com
 102 Description:
 103                 The /sys/bus/pci/devices/<BDF>/tee_version
 104                 file reports the firmware version of the AMD Trusted
 105                 Execution Environment (TEE).