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libhermit/usr/rdma-core/providers/nes/nes-abi.h
2017-10-06 15:13:04 +02:00

116 lines
3.1 KiB
C

/*
* Copyright (c) 2006 - 2010 Intel Corporation. All rights reserved.
* Copyright (c) 2006 Open Grid Computing, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* gpl-2.0.txt in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef nes_ABI_H
#define nes_ABI_H
#include <infiniband/kern-abi.h>
#define NES_ABI_USERSPACE_VER 2
#define NES_ABI_KERNEL_VER 2
struct nes_get_context {
struct ibv_get_context cmd;
__u32 reserved32;
__u8 userspace_ver;
__u8 reserved8[3];
};
struct nes_ualloc_ucontext_resp {
struct ibv_get_context_resp ibv_resp;
__u32 max_pds; /* maximum pds allowed for this user process */
__u32 max_qps; /* maximum qps allowed for this user process */
__u32 wq_size; /* defines the size of the WQs (sq+rq) allocated to the mmaped area */
__u8 virtwq;
__u8 kernel_ver;
__u8 reserved[2];
};
struct nes_ualloc_pd_resp {
struct ibv_alloc_pd_resp ibv_resp;
__u32 pd_id;
__u32 db_index;
};
struct nes_ucreate_cq {
struct ibv_create_cq ibv_cmd;
__u64 user_cq_buffer;
__u32 mcrqf;
__u8 reserved[4];
};
struct nes_ucreate_cq_resp {
struct ibv_create_cq_resp ibv_resp;
__u32 cq_id;
__u32 cq_size;
__u32 mmap_db_index;
__u32 reserved;
};
enum nes_umemreg_type {
NES_UMEMREG_TYPE_MEM = 0x0000,
NES_UMEMREG_TYPE_QP = 0x0001,
NES_UMEMREG_TYPE_CQ = 0x0002,
};
struct nes_ureg_mr {
struct ibv_reg_mr ibv_cmd;
__u32 reg_type; /* indicates if id is memory, QP or CQ */
__u32 reserved;
};
struct nes_ucreate_qp {
struct ibv_create_qp ibv_cmd;
__u64 user_sq_buffer;
__u64 user_qp_buffer;
};
struct nes_ucreate_qp_resp {
struct ibv_create_qp_resp ibv_resp;
__u32 qp_id;
__u32 actual_sq_size;
__u32 actual_rq_size;
__u32 mmap_sq_db_index;
__u32 mmap_rq_db_index;
__u32 nes_drv_opt;
};
struct nes_cqe {
__u32 header;
__u32 len;
__u32 wrid_hi_stag;
__u32 wrid_low_msn;
};
#endif /* nes_ABI_H */