| /* | |
| * Copyright (c) 2015 Mellanox Technologies. 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 ISCSI_ISER_H | |
| #define ISCSI_ISER_H | |
| #define ISER_ZBVA_NOT_SUP 0x80 | |
| #define ISER_SEND_W_INV_NOT_SUP 0x40 | |
| #define ISERT_ZBVA_NOT_USED 0x80 | |
| #define ISERT_SEND_W_INV_NOT_USED 0x40 | |
| #define ISCSI_CTRL 0x10 | |
| #define ISER_HELLO 0x20 | |
| #define ISER_HELLORPLY 0x30 | |
| #define ISER_VER 0x10 | |
| #define ISER_WSV 0x08 | |
| #define ISER_RSV 0x04 | |
| /** | |
| * struct iser_cm_hdr - iSER CM header (from iSER Annex A12) | |
| * | |
| * @flags: flags support (zbva, send_w_inv) | |
| * @rsvd: reserved | |
| */ | |
| struct iser_cm_hdr { | |
| u8 flags; | |
| u8 rsvd[3]; | |
| } __packed; | |
| /** | |
| * struct iser_ctrl - iSER header of iSCSI control PDU | |
| * | |
| * @flags: opcode and read/write valid bits | |
| * @rsvd: reserved | |
| * @write_stag: write rkey | |
| * @write_va: write virtual address | |
| * @read_stag: read rkey | |
| * @read_va: read virtual address | |
| */ | |
| struct iser_ctrl { | |
| u8 flags; | |
| u8 rsvd[3]; | |
| __be32 write_stag; | |
| __be64 write_va; | |
| __be32 read_stag; | |
| __be64 read_va; | |
| } __packed; | |
| #endif /* ISCSI_ISER_H */ |