1# 2# Open-Channel SSD NVM configuration 3# 4 5menuconfig NVM 6 bool "Open-Channel SSD target support" 7 depends on BLOCK && HAS_DMA 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 17if NVM 18 19config NVM_DEBUG 20 bool "Open-Channel SSD debugging support" 21 default n 22 ---help--- 23 Exposes a debug management interface to create/remove targets at: 24 25 /sys/module/lnvm/parameters/configure_debug 26 27 It is required to create/remove targets without IOCTLs. 28 29config NVM_GENNVM 30 tristate "General Non-Volatile Memory Manager for Open-Channel SSDs" 31 ---help--- 32 Non-volatile memory media manager for Open-Channel SSDs that implements 33 physical media metadata management and block provisioning API. 34 35 This is the standard media manager for using Open-Channel SSDs, and 36 required for targets to be instantiated. 37 38config NVM_RRPC 39 tristate "Round-robin Hybrid Open-Channel SSD target" 40 ---help--- 41 Allows an open-channel SSD to be exposed as a block device to the 42 host. The target is implemented using a linear mapping table and 43 cost-based garbage collection. It is optimized for 4K IO sizes. 44 45endif # NVM 46