| What: /sys/devices/soc/X.ufshc/erasesize |
| Date: April 2018 |
| contact: Jaegeuk Kim <jaegeuk@google.com> |
| Description: |
| This file shows the size of erase operation reported by UFS. |
| |
| What: /sys/devices/soc/X.ufshc/health |
| Date: September 2017 |
| contact: Jaegeuk Kim <jaegeuk@google.com> |
| Description: |
| This directory contains health information reported by UFS. |
| - length must be 25h |
| - type must be 09h |
| - eol represent |
| 00h: Not defined |
| 01h: Normal |
| 02h: Warning |
| 03h: Critical |
| - lifetimeA/B |
| 00h: Not defined |
| 01h: 0% ~ 10% device life time used |
| 02h: 10% ~ 20% device life time used |
| 03h: 20% ~ 30% device life time used |
| 04h: 30% ~ 40% device life time used |
| 05h: 40% ~ 50% device life time used |
| 06h: 50% ~ 60% device life time used |
| 07h: 60% ~ 70% device life time used |
| 08h: 70% ~ 80% device life time used |
| 09h: 80% ~ 90% device life time used |
| 0Ah: 90% ~ 100% device life time used |
| 0Bh: Exceeded its maximum estimated device life time |
| - erasecount |
| average erase count |
| - totalwrite |
| total host data writes in 100MB |