Sys/linux: Add rdma.txt

Initial description of the kernel's RDMA subsystem.
This patch covers most of the older write() interface as well as the
some ioctl functions.
Also disable rdma_cm's ib_qp_type flags as it conflicts with rdma's
definition, and rdma builds first.

Signed-off-by: Noa Osherovich <noaos@mellanox.com>

1 files changed, 98 insertions, 0 deletions

diff --git a/sys/linux/dev_infiniband_rdma_amd64.const b/sys/linux/dev_infiniband_rdma_amd64.const
new file mode 100644
index 000000000..3fb8d2174
--- /dev/null
+++ b/sys/linux/dev_infiniband_rdma_amd64.const
@@ -0,0 +1,98 @@
+# AUTOGENERATED FILE
+EX_CREATE_CQ_CMD = 2147483666
+EX_CREATE_QP_CMD = 2147483672
+IB_ACCESS_LOCAL_WRITE = 1
+IB_ACCESS_MW_BIND = 16
+IB_ACCESS_ON_DEMAND = 64
+IB_ACCESS_REMOTE_ATOMIC = 8
+IB_ACCESS_REMOTE_READ = 4
+IB_ACCESS_REMOTE_WRITE = 2
+IB_FLOW_ATTR_FLAGS_DONT_TRAP = 2
+IB_FLOW_SPEC_ACTION_COUNT = 4099
+IB_FLOW_SPEC_ACTION_DROP = 4097
+IB_FLOW_SPEC_ACTION_TAG = 4096
+IB_FLOW_SPEC_ESP = 52
+IB_FLOW_SPEC_ETH = 32
+IB_FLOW_SPEC_GRE = 81
+IB_FLOW_SPEC_IPV4 = 48
+IB_FLOW_SPEC_IPV6 = 49
+IB_FLOW_SPEC_MPLS = 96
+IB_FLOW_SPEC_VXLAN_TUNNEL = 80
+IB_IPV4_DONT_FRAG = 2
+IB_IPV4_MORE_FRAG = 4
+IB_MR_REREG_ACCESS = 4
+IB_MR_REREG_PD = 2
+IB_MR_REREG_SUPPORTED = 7
+IB_MR_REREG_TRANS = 1
+IB_QPT_GSI = 1
+IB_QPT_RAW_ETHERTYPE = 6
+IB_QPT_RAW_IPV6 = 5
+IB_QPT_RAW_PACKET = 8
+IB_QPT_RC = 2
+IB_QPT_SMI = 0
+IB_QPT_UC = 3
+IB_QPT_UD = 4
+IB_QPT_XRC_INI = 9
+IB_QPT_XRC_TGT = 10
+IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK = 2
+IB_QP_CREATE_CROSS_CHANNEL = 4
+IB_QP_CREATE_IPOIB_UD_LSO = 1
+IB_QP_CREATE_MANAGED_RECV = 16
+IB_QP_CREATE_MANAGED_SEND = 8
+IB_QP_CREATE_NETIF_QP = 32
+IB_QP_CREATE_SCATTER_FCS = 256
+IB_QP_CREATE_SIGNATURE_EN = 64
+IB_SEND_FENCE = 1
+IB_SEND_INLINE = 8
+IB_SEND_IP_CSUM = 16
+IB_SEND_SIGNALED = 2
+IB_SEND_SOLICITED = 4
+IB_SRQT_BASIC = 0
+IB_SRQT_TM = 2
+IB_SRQT_XRC = 1
+IB_USER_VERBS_CMD_CREATE_CQ = 18
+IB_USER_VERBS_CMD_CREATE_QP = 24
+IB_USER_VERBS_CMD_FLAGS_SHIFT = 24
+IB_USER_VERBS_CMD_FLAG_EXTENDED = 2147483648
+IB_USER_VERBS_CMD_THRESHOLD = 50
+IB_USER_VERBS_EX_CMD_CREATE_FLOW = 2147483698
+IB_USER_VERBS_EX_CMD_DESTROY_FLOW = 2147483699
+IB_USER_VERBS_EX_CMD_QUERY_DEVICE = 2147483649
+IB_UVERBS_CQ_FLAGS_IGNORE_OVERRUN = 2
+IB_UVERBS_CQ_FLAGS_TIMESTAMP_COMPLETION = 1
+IB_UVERBS_READ_COUNTERS_PREFER_CACHED = 1
+IB_WQT_RQ = 0
+IB_WQ_CUR_STATE = 2
+IB_WQ_FLAGS = 4
+IB_WQ_FLAGS_CVLAN_STRIPPING = 1
+IB_WQ_FLAGS_DELAY_DROP = 4
+IB_WQ_FLAGS_PCI_WRITE_END_PADDING = 8
+IB_WQ_FLAGS_SCATTER_FCS = 2
+IB_WQ_STATE = 1
+IB_ZERO_BASED = 32
+MLX5_CREATE_DCI = 22
+MLX5_CREATE_DCT = 8
+MLX5_IB_CQE_RES_FORMAT_CSUM = 2
+MLX5_IB_CQE_RES_FORMAT_HASH = 1
+MLX5_QP_FLAG_BFREG_INDEX = 8
+MLX5_QP_FLAG_SCATTER_CQE = 2
+MLX5_QP_FLAG_SIGNATURE = 1
+MLX5_QP_FLAG_TUNNEL_OFFLOADS = 4
+MLX5_SRQ_FLAG_SIGNATURE = 1
+O_CLOEXEC = 524288
+O_RDWR = 2
+RDMA_DRIVER_MLX5 = 1
+RDMA_VERBS_IOCTL = 3222805249
+UVERBS_ATTR_CREATE_COUNTERS_HANDLE = 0
+UVERBS_ATTR_DESTROY_COUNTERS_HANDLE = 0
+UVERBS_ATTR_F_MANDATORY = 1
+UVERBS_ATTR_READ_COUNTERS_BUFF = 1
+UVERBS_ATTR_READ_COUNTERS_FLAGS = 2
+UVERBS_ATTR_READ_COUNTERS_HANDLE = 0
+UVERBS_METHOD_COUNTERS_CREATE = 0
+UVERBS_METHOD_COUNTERS_DESTROY = 1
+UVERBS_METHOD_COUNTERS_READ = 2
+UVERBS_OBJECT_COUNTERS = 15
+__NR_close = 3
+__NR_ioctl = 16
+__NR_write = 1