projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| cd9e9808 MB |
1 | # |
| 2 | # Open-Channel SSD NVM configuration | |
| 3 | # | |
| 4 | ||
| 5 | menuconfig NVM | |
| 6 | bool "Open-Channel SSD target support" | |
| 7 | depends on BLOCK | |
| 8 | help | |
| 9 | Say Y here to get to enable Open-channel SSDs. | |
| 10 | ||
| 11 | Open-Channel SSDs implement a set of extension to SSDs, that | |
| 12 | exposes direct access to the underlying non-volatile memory. | |
| 13 | ||
| 14 | If you say N, all options in this submenu will be skipped and disabled | |
| 15 | only do this if you know what you are doing. | |
| 16 | ||
| 17 | if NVM | |
| 18 | ||
| 19 | config NVM_DEBUG | |
| 20 | bool "Open-Channel SSD debugging support" | |
| 21 | ---help--- | |
| 22 | Exposes a debug management interface to create/remove targets at: | |
| 23 | ||
| 24 | /sys/module/lnvm/parameters/configure_debug | |
| 25 | ||
| 26 | It is required to create/remove targets without IOCTLs. | |
| 27 | ||
| 48add0f5 MB |
28 | config NVM_GENNVM |
| 29 | tristate "Generic NVM manager for Open-Channel SSDs" | |
| 30 | ---help--- | |
| 31 | NVM media manager for Open-Channel SSDs that offload management | |
| 32 | functionality to device, while keeping data placement and garbage | |
| 33 | collection decisions on the host. | |
| 34 | ||
| ae1519ec MB |
35 | config NVM_RRPC |
| 36 | tristate "Round-robin Hybrid Open-Channel SSD target" | |
| 37 | ---help--- | |
| 38 | Allows an open-channel SSD to be exposed as a block device to the | |
| 39 | host. The target is implemented using a linear mapping table and | |
| 40 | cost-based garbage collection. It is optimized for 4K IO sizes. | |
| 41 | ||
| cd9e9808 | 42 | endif # NVM |