| What: /sys/devices/virtual/ramoops/pstore/aes_key |
| Date: July 24, 2017 |
| KernelVersion: 4.4 |
| Contact: Patrick Tjin <pattjin@google.com> |
| Description: This file is used to communicate the AES key used to decrypt the |
| alternate buffer. |
| |
| What: /sys/devices/virtual/ramoops/pstore/aes_key_iv |
| Date: July 24, 2017 |
| KernelVersion: 4.4 |
| Contact: Patrick Tjin <pattjin@google.com> |
| Description: This file is used to communicate the AES IV used to decrypt the |
| alternate buffer. |
| |
| What: /sys/devices/virtual/ramoops/pstore/aes_key_tag |
| Date: July 24, 2017 |
| KernelVersion: 4.4 |
| Contact: Patrick Tjin <pattjin@google.com> |
| Description: This file is used to communicate the AES tag used to decrypt the |
| alternate buffer. |
| |
| What: /sys/devices/virtual/ramoops/pstore/use_alt |
| Date: July 24, 2017 |
| KernelVersion: 4.4 |
| Contact: Patrick Tjin <pattjin@google.com> |
| Description: Writing a 1 to this file will cause the ramoops to pivot to |
| using the alternate buffer. (This includes decryption, the |
| AES keys should have been given to the driver prior to writing |
| this node.) |
| |
| What: /sys/devices/virtual/ramoops/pstore/decrypt_state |
| Date: July 9, 2018 |
| KernelVersion: 4.4 |
| Contact: jonechou <jonechou@google.com> |
| Description: This file is used to query the decrypt state of console-ramoops-0 |
