Glenn Streiff | 3c2d774 | 2008-02-04 20:20:45 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2006 - 2008 NetEffect. All rights reserved. |
| 3 | * Copyright (c) 2005 Topspin Communications. All rights reserved. |
| 4 | * Copyright (c) 2005 Cisco Systems. All rights reserved. |
| 5 | * Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved. |
| 6 | * |
| 7 | * This software is available to you under a choice of one of two |
| 8 | * licenses. You may choose to be licensed under the terms of the GNU |
| 9 | * General Public License (GPL) Version 2, available from the file |
| 10 | * COPYING in the main directory of this source tree, or the |
| 11 | * OpenIB.org BSD license below: |
| 12 | * |
| 13 | * Redistribution and use in source and binary forms, with or |
| 14 | * without modification, are permitted provided that the following |
| 15 | * conditions are met: |
| 16 | * |
| 17 | * - Redistributions of source code must retain the above |
| 18 | * copyright notice, this list of conditions and the following |
| 19 | * disclaimer. |
| 20 | * |
| 21 | * - Redistributions in binary form must reproduce the above |
| 22 | * copyright notice, this list of conditions and the following |
| 23 | * disclaimer in the documentation and/or other materials |
| 24 | * provided with the distribution. |
| 25 | * |
| 26 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 27 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 28 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 29 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
| 30 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
| 31 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 32 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 33 | * SOFTWARE. |
| 34 | * |
| 35 | */ |
| 36 | |
| 37 | #ifndef NES_USER_H |
| 38 | #define NES_USER_H |
| 39 | |
| 40 | #include <linux/types.h> |
| 41 | |
| 42 | #define NES_ABI_USERSPACE_VER 1 |
| 43 | #define NES_ABI_KERNEL_VER 1 |
| 44 | |
| 45 | /* |
| 46 | * Make sure that all structs defined in this file remain laid out so |
| 47 | * that they pack the same way on 32-bit and 64-bit architectures (to |
| 48 | * avoid incompatibility between 32-bit userspace and 64-bit kernels). |
| 49 | * In particular do not use pointer types -- pass pointers in __u64 |
| 50 | * instead. |
| 51 | */ |
| 52 | |
| 53 | struct nes_alloc_ucontext_req { |
| 54 | __u32 reserved32; |
| 55 | __u8 userspace_ver; |
| 56 | __u8 reserved8[3]; |
| 57 | }; |
| 58 | |
| 59 | struct nes_alloc_ucontext_resp { |
| 60 | __u32 max_pds; /* maximum pds allowed for this user process */ |
| 61 | __u32 max_qps; /* maximum qps allowed for this user process */ |
| 62 | __u32 wq_size; /* size of the WQs (sq+rq) allocated to the mmaped area */ |
| 63 | __u8 virtwq; /* flag to indicate if virtual WQ are to be used or not */ |
| 64 | __u8 kernel_ver; |
| 65 | __u8 reserved[2]; |
| 66 | }; |
| 67 | |
| 68 | struct nes_alloc_pd_resp { |
| 69 | __u32 pd_id; |
| 70 | __u32 mmap_db_index; |
| 71 | }; |
| 72 | |
| 73 | struct nes_create_cq_req { |
| 74 | __u64 user_cq_buffer; |
| 75 | __u32 mcrqf; |
| 76 | __u8 reserved[4]; |
| 77 | }; |
| 78 | |
| 79 | struct nes_create_qp_req { |
| 80 | __u64 user_wqe_buffers; |
| 81 | }; |
| 82 | |
| 83 | enum iwnes_memreg_type { |
| 84 | IWNES_MEMREG_TYPE_MEM = 0x0000, |
| 85 | IWNES_MEMREG_TYPE_QP = 0x0001, |
| 86 | IWNES_MEMREG_TYPE_CQ = 0x0002, |
| 87 | IWNES_MEMREG_TYPE_MW = 0x0003, |
| 88 | IWNES_MEMREG_TYPE_FMR = 0x0004, |
| 89 | }; |
| 90 | |
| 91 | struct nes_mem_reg_req { |
| 92 | __u32 reg_type; /* indicates if id is memory, QP or CQ */ |
| 93 | __u32 reserved; |
| 94 | }; |
| 95 | |
| 96 | struct nes_create_cq_resp { |
| 97 | __u32 cq_id; |
| 98 | __u32 cq_size; |
| 99 | __u32 mmap_db_index; |
| 100 | __u32 reserved; |
| 101 | }; |
| 102 | |
| 103 | struct nes_create_qp_resp { |
| 104 | __u32 qp_id; |
| 105 | __u32 actual_sq_size; |
| 106 | __u32 actual_rq_size; |
| 107 | __u32 mmap_sq_db_index; |
| 108 | __u32 mmap_rq_db_index; |
| 109 | __u32 nes_drv_opt; |
| 110 | }; |
| 111 | |
| 112 | #endif /* NES_USER_H */ |