1 /* 2 * drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_format.h 3 * Copyright (c) 2017 Mellanox Technologies. All rights reserved. 4 * Copyright (c) 2017 Yotam Gigi <yotamg@mellanox.com> 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. Neither the names of the copyright holders nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * Alternatively, this software may be distributed under the terms of the 19 * GNU General Public License ("GPL") version 2 as published by the Free 20 * Software Foundation. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 26 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32 * POSSIBILITY OF SUCH DAMAGE. 33 */ 34 #ifndef _MLXFW_MFA2_FORMAT_H 35 #define _MLXFW_MFA2_FORMAT_H 36 37 #include "mlxfw_mfa2_file.h" 38 #include "mlxfw_mfa2_tlv.h" 39 40 enum mlxfw_mfa2_tlv_type { 41 MLXFW_MFA2_TLV_MULTI_PART = 0x01, 42 MLXFW_MFA2_TLV_PACKAGE_DESCRIPTOR = 0x02, 43 MLXFW_MFA2_TLV_COMPONENT_DESCRIPTOR = 0x04, 44 MLXFW_MFA2_TLV_COMPONENT_PTR = 0x22, 45 MLXFW_MFA2_TLV_PSID = 0x2A, 46 }; 47 48 enum mlxfw_mfa2_compression_type { 49 MLXFW_MFA2_COMPRESSION_TYPE_NONE, 50 MLXFW_MFA2_COMPRESSION_TYPE_XZ, 51 }; 52 53 struct mlxfw_mfa2_tlv_package_descriptor { 54 __be16 num_components; 55 __be16 num_devices; 56 __be32 cb_offset; 57 __be32 cb_archive_size; 58 __be32 cb_size_h; 59 __be32 cb_size_l; 60 u8 padding[3]; 61 u8 cv_compression; 62 __be32 user_data_offset; 63 } __packed; 64 65 MLXFW_MFA2_TLV(package_descriptor, struct mlxfw_mfa2_tlv_package_descriptor, 66 MLXFW_MFA2_TLV_PACKAGE_DESCRIPTOR); 67 68 struct mlxfw_mfa2_tlv_multi { 69 __be16 num_extensions; 70 __be16 total_len; 71 } __packed; 72 73 MLXFW_MFA2_TLV(multi, struct mlxfw_mfa2_tlv_multi, 74 MLXFW_MFA2_TLV_MULTI_PART); 75 76 struct mlxfw_mfa2_tlv_psid { 77 u8 psid[0]; 78 } __packed; 79 80 MLXFW_MFA2_TLV_VARSIZE(psid, struct mlxfw_mfa2_tlv_psid, 81 MLXFW_MFA2_TLV_PSID); 82 83 struct mlxfw_mfa2_tlv_component_ptr { 84 __be16 storage_id; 85 __be16 component_index; 86 __be32 storage_address; 87 } __packed; 88 89 MLXFW_MFA2_TLV(component_ptr, struct mlxfw_mfa2_tlv_component_ptr, 90 MLXFW_MFA2_TLV_COMPONENT_PTR); 91 92 struct mlxfw_mfa2_tlv_component_descriptor { 93 __be16 pldm_classification; 94 __be16 identifier; 95 __be32 cb_offset_h; 96 __be32 cb_offset_l; 97 __be32 size; 98 } __packed; 99 100 MLXFW_MFA2_TLV(component_descriptor, struct mlxfw_mfa2_tlv_component_descriptor, 101 MLXFW_MFA2_TLV_COMPONENT_DESCRIPTOR); 102 103 #endif 104