1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0-only 2*4882a593Smuzhiyun 3*4882a593Smuzhiyunconfig NVME_TARGET 4*4882a593Smuzhiyun tristate "NVMe Target support" 5*4882a593Smuzhiyun depends on BLOCK 6*4882a593Smuzhiyun depends on CONFIGFS_FS 7*4882a593Smuzhiyun select BLK_DEV_INTEGRITY_T10 if BLK_DEV_INTEGRITY 8*4882a593Smuzhiyun select SGL_ALLOC 9*4882a593Smuzhiyun help 10*4882a593Smuzhiyun This enabled target side support for the NVMe protocol, that is 11*4882a593Smuzhiyun it allows the Linux kernel to implement NVMe subsystems and 12*4882a593Smuzhiyun controllers and export Linux block devices as NVMe namespaces. 13*4882a593Smuzhiyun You need to select at least one of the transports below to make this 14*4882a593Smuzhiyun functionality useful. 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun To configure the NVMe target you probably want to use the nvmetcli 17*4882a593Smuzhiyun tool from http://git.infradead.org/users/hch/nvmetcli.git. 18*4882a593Smuzhiyun 19*4882a593Smuzhiyunconfig NVME_TARGET_PASSTHRU 20*4882a593Smuzhiyun bool "NVMe Target Passthrough support" 21*4882a593Smuzhiyun depends on NVME_TARGET 22*4882a593Smuzhiyun depends on NVME_CORE=y || NVME_CORE=NVME_TARGET 23*4882a593Smuzhiyun help 24*4882a593Smuzhiyun This enables target side NVMe passthru controller support for the 25*4882a593Smuzhiyun NVMe Over Fabrics protocol. It allows for hosts to manage and 26*4882a593Smuzhiyun directly access an actual NVMe controller residing on the target 27*4882a593Smuzhiyun side, incuding executing Vendor Unique Commands. 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun If unsure, say N. 30*4882a593Smuzhiyun 31*4882a593Smuzhiyunconfig NVME_TARGET_LOOP 32*4882a593Smuzhiyun tristate "NVMe loopback device support" 33*4882a593Smuzhiyun depends on NVME_TARGET 34*4882a593Smuzhiyun select NVME_CORE 35*4882a593Smuzhiyun select NVME_FABRICS 36*4882a593Smuzhiyun select SG_POOL 37*4882a593Smuzhiyun help 38*4882a593Smuzhiyun This enables the NVMe loopback device support, which can be useful 39*4882a593Smuzhiyun to test NVMe host and target side features. 40*4882a593Smuzhiyun 41*4882a593Smuzhiyun If unsure, say N. 42*4882a593Smuzhiyun 43*4882a593Smuzhiyunconfig NVME_TARGET_RDMA 44*4882a593Smuzhiyun tristate "NVMe over Fabrics RDMA target support" 45*4882a593Smuzhiyun depends on INFINIBAND && INFINIBAND_ADDR_TRANS 46*4882a593Smuzhiyun depends on NVME_TARGET 47*4882a593Smuzhiyun select SGL_ALLOC 48*4882a593Smuzhiyun help 49*4882a593Smuzhiyun This enables the NVMe RDMA target support, which allows exporting NVMe 50*4882a593Smuzhiyun devices over RDMA. 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun If unsure, say N. 53*4882a593Smuzhiyun 54*4882a593Smuzhiyunconfig NVME_TARGET_FC 55*4882a593Smuzhiyun tristate "NVMe over Fabrics FC target driver" 56*4882a593Smuzhiyun depends on NVME_TARGET 57*4882a593Smuzhiyun depends on HAS_DMA 58*4882a593Smuzhiyun select SGL_ALLOC 59*4882a593Smuzhiyun help 60*4882a593Smuzhiyun This enables the NVMe FC target support, which allows exporting NVMe 61*4882a593Smuzhiyun devices over FC. 62*4882a593Smuzhiyun 63*4882a593Smuzhiyun If unsure, say N. 64*4882a593Smuzhiyun 65*4882a593Smuzhiyunconfig NVME_TARGET_FCLOOP 66*4882a593Smuzhiyun tristate "NVMe over Fabrics FC Transport Loopback Test driver" 67*4882a593Smuzhiyun depends on NVME_TARGET 68*4882a593Smuzhiyun select NVME_CORE 69*4882a593Smuzhiyun select NVME_FABRICS 70*4882a593Smuzhiyun select SG_POOL 71*4882a593Smuzhiyun depends on NVME_FC 72*4882a593Smuzhiyun depends on NVME_TARGET_FC 73*4882a593Smuzhiyun help 74*4882a593Smuzhiyun This enables the NVMe FC loopback test support, which can be useful 75*4882a593Smuzhiyun to test NVMe-FC transport interfaces. 76*4882a593Smuzhiyun 77*4882a593Smuzhiyun If unsure, say N. 78*4882a593Smuzhiyun 79*4882a593Smuzhiyunconfig NVME_TARGET_TCP 80*4882a593Smuzhiyun tristate "NVMe over Fabrics TCP target support" 81*4882a593Smuzhiyun depends on INET 82*4882a593Smuzhiyun depends on NVME_TARGET 83*4882a593Smuzhiyun help 84*4882a593Smuzhiyun This enables the NVMe TCP target support, which allows exporting NVMe 85*4882a593Smuzhiyun devices over TCP. 86*4882a593Smuzhiyun 87*4882a593Smuzhiyun If unsure, say N. 88