[ewg] [PATCH 5/5] libnes: userspace structures and defines

ggrundstrom at neteffect.com ggrundstrom at neteffect.com
Tue Aug 7 18:35:41 PDT 2007


Userspace library structures and defines.

Signed-off-by: Glenn Grundstrom <ggrundstrom at neteffect.com>
---
diff -Nurp NULL libnes/src/nes-abi.h
--- NULL	1969-12-31 18:00:00.000000000 -0600
+++ libnes/src/nes-abi.h	2007-08-06 20:09:08.000000000 -0500
@@ -0,0 +1,99 @@
+/*
+ * Copyright (c) 2006 - 2007 NetEffect, Inc. 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
+ * COPYING 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>
+
+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 */
+	__u32 reserved;
+};
+
+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;
+};
+
+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;
+};
+
+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 reserved;
+};
+
+struct nes_cqe {
+	__u32 header;
+	__u32 len;
+	__u32 wrid_hi_stag;
+	__u32 wrid_low_msn;
+};
+
+#endif			/* nes_ABI_H */



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