1/* 2 * QLogic iSCSI Offload Driver 3 * Copyright (c) 2016 Cavium Inc. 4 * 5 * This software is available under the terms of the GNU General Public License 6 * (GPL) Version 2, available from the file COPYING in the main directory of 7 * this source tree. 8 */ 9 10#ifndef NVM_ISCSI_CFG_H 11#define NVM_ISCSI_CFG_H 12 13#define NUM_OF_ISCSI_TARGET_PER_PF 4 /* Defined as per the 14 * ISCSI IBFT constraint 15 */ 16#define NUM_OF_ISCSI_PF_SUPPORTED 4 /* One PF per Port - 17 * assuming 4 port card 18 */ 19 20#define NVM_ISCSI_CFG_DHCP_NAME_MAX_LEN 256 21 22union nvm_iscsi_dhcp_vendor_id { 23 u32 value[NVM_ISCSI_CFG_DHCP_NAME_MAX_LEN / 4]; 24 u8 byte[NVM_ISCSI_CFG_DHCP_NAME_MAX_LEN]; 25}; 26 27#define NVM_ISCSI_IPV4_ADDR_BYTE_LEN 4 28union nvm_iscsi_ipv4_addr { 29 u32 addr; 30 u8 byte[NVM_ISCSI_IPV4_ADDR_BYTE_LEN]; 31}; 32 33#define NVM_ISCSI_IPV6_ADDR_BYTE_LEN 16 34union nvm_iscsi_ipv6_addr { 35 u32 addr[4]; 36 u8 byte[NVM_ISCSI_IPV6_ADDR_BYTE_LEN]; 37}; 38 39struct nvm_iscsi_initiator_ipv4 { 40 union nvm_iscsi_ipv4_addr addr; /* 0x0 */ 41 union nvm_iscsi_ipv4_addr subnet_mask; /* 0x4 */ 42 union nvm_iscsi_ipv4_addr gateway; /* 0x8 */ 43 union nvm_iscsi_ipv4_addr primary_dns; /* 0xC */ 44 union nvm_iscsi_ipv4_addr secondary_dns; /* 0x10 */ 45 union nvm_iscsi_ipv4_addr dhcp_addr; /* 0x14 */ 46 47 union nvm_iscsi_ipv4_addr isns_server; /* 0x18 */ 48 union nvm_iscsi_ipv4_addr slp_server; /* 0x1C */ 49 union nvm_iscsi_ipv4_addr primay_radius_server; /* 0x20 */ 50 union nvm_iscsi_ipv4_addr secondary_radius_server; /* 0x24 */ 51 52 union nvm_iscsi_ipv4_addr rsvd[4]; /* 0x28 */ 53}; 54 55struct nvm_iscsi_initiator_ipv6 { 56 union nvm_iscsi_ipv6_addr addr; /* 0x0 */ 57 union nvm_iscsi_ipv6_addr subnet_mask; /* 0x10 */ 58 union nvm_iscsi_ipv6_addr gateway; /* 0x20 */ 59 union nvm_iscsi_ipv6_addr primary_dns; /* 0x30 */ 60 union nvm_iscsi_ipv6_addr secondary_dns; /* 0x40 */ 61 union nvm_iscsi_ipv6_addr dhcp_addr; /* 0x50 */ 62 63 union nvm_iscsi_ipv6_addr isns_server; /* 0x60 */ 64 union nvm_iscsi_ipv6_addr slp_server; /* 0x70 */ 65 union nvm_iscsi_ipv6_addr primay_radius_server; /* 0x80 */ 66 union nvm_iscsi_ipv6_addr secondary_radius_server; /* 0x90 */ 67 68 union nvm_iscsi_ipv6_addr rsvd[3]; /* 0xA0 */ 69 70 u32 config; /* 0xD0 */ 71#define NVM_ISCSI_CFG_INITIATOR_IPV6_SUBNET_MASK_PREFIX_MASK 0x000000FF 72#define NVM_ISCSI_CFG_INITIATOR_IPV6_SUBNET_MASK_PREFIX_OFFSET 0 73 74 u32 rsvd_1[3]; 75}; 76 77#define NVM_ISCSI_CFG_ISCSI_NAME_MAX_LEN 256 78union nvm_iscsi_name { 79 u32 value[NVM_ISCSI_CFG_ISCSI_NAME_MAX_LEN / 4]; 80 u8 byte[NVM_ISCSI_CFG_ISCSI_NAME_MAX_LEN]; 81}; 82 83#define NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN 256 84union nvm_iscsi_chap_name { 85 u32 value[NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN / 4]; 86 u8 byte[NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN]; 87}; 88 89#define NVM_ISCSI_CFG_CHAP_PWD_MAX_LEN 16 /* md5 need per RFC1996 90 * is 16 octets 91 */ 92union nvm_iscsi_chap_password { 93 u32 value[NVM_ISCSI_CFG_CHAP_PWD_MAX_LEN / 4]; 94 u8 byte[NVM_ISCSI_CFG_CHAP_PWD_MAX_LEN]; 95}; 96 97union nvm_iscsi_lun { 98 u8 byte[8]; 99 u32 value[2]; 100}; 101 102struct nvm_iscsi_generic { 103 u32 ctrl_flags; /* 0x0 */ 104#define NVM_ISCSI_CFG_GEN_CHAP_ENABLED BIT(0) 105#define NVM_ISCSI_CFG_GEN_DHCP_TCPIP_CONFIG_ENABLED BIT(1) 106#define NVM_ISCSI_CFG_GEN_DHCP_ISCSI_CONFIG_ENABLED BIT(2) 107#define NVM_ISCSI_CFG_GEN_IPV6_ENABLED BIT(3) 108#define NVM_ISCSI_CFG_GEN_IPV4_FALLBACK_ENABLED BIT(4) 109#define NVM_ISCSI_CFG_GEN_ISNS_WORLD_LOGIN BIT(5) 110#define NVM_ISCSI_CFG_GEN_ISNS_SELECTIVE_LOGIN BIT(6) 111#define NVM_ISCSI_CFG_GEN_ADDR_REDIRECT_ENABLED BIT(7) 112#define NVM_ISCSI_CFG_GEN_CHAP_MUTUAL_ENABLED BIT(8) 113 114 u32 timeout; /* 0x4 */ 115#define NVM_ISCSI_CFG_GEN_DHCP_REQUEST_TIMEOUT_MASK 0x0000FFFF 116#define NVM_ISCSI_CFG_GEN_DHCP_REQUEST_TIMEOUT_OFFSET 0 117#define NVM_ISCSI_CFG_GEN_PORT_LOGIN_TIMEOUT_MASK 0xFFFF0000 118#define NVM_ISCSI_CFG_GEN_PORT_LOGIN_TIMEOUT_OFFSET 16 119 120 union nvm_iscsi_dhcp_vendor_id dhcp_vendor_id; /* 0x8 */ 121 u32 rsvd[62]; /* 0x108 */ 122}; 123 124struct nvm_iscsi_initiator { 125 struct nvm_iscsi_initiator_ipv4 ipv4; /* 0x0 */ 126 struct nvm_iscsi_initiator_ipv6 ipv6; /* 0x38 */ 127 128 union nvm_iscsi_name initiator_name; /* 0x118 */ 129 union nvm_iscsi_chap_name chap_name; /* 0x218 */ 130 union nvm_iscsi_chap_password chap_password; /* 0x318 */ 131 132 u32 generic_cont0; /* 0x398 */ 133#define NVM_ISCSI_CFG_INITIATOR_VLAN_MASK 0x0000FFFF 134#define NVM_ISCSI_CFG_INITIATOR_VLAN_OFFSET 0 135#define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_MASK 0x00030000 136#define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_OFFSET 16 137#define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_4 1 138#define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_6 2 139#define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_4_AND_6 3 140 141 u32 ctrl_flags; 142#define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_PRIORITY_V6 BIT(0) 143#define NVM_ISCSI_CFG_INITIATOR_VLAN_ENABLED BIT(1) 144 145 u32 rsvd[116]; /* 0x32C */ 146}; 147 148struct nvm_iscsi_target { 149 u32 ctrl_flags; /* 0x0 */ 150#define NVM_ISCSI_CFG_TARGET_ENABLED BIT(0) 151#define NVM_ISCSI_CFG_BOOT_TIME_LOGIN_STATUS BIT(1) 152 153 u32 generic_cont0; /* 0x4 */ 154#define NVM_ISCSI_CFG_TARGET_TCP_PORT_MASK 0x0000FFFF 155#define NVM_ISCSI_CFG_TARGET_TCP_PORT_OFFSET 0 156 157 u32 ip_ver; 158#define NVM_ISCSI_CFG_IPv4 4 159#define NVM_ISCSI_CFG_IPv6 6 160 161 u32 rsvd_1[7]; /* 0x24 */ 162 union nvm_iscsi_ipv4_addr ipv4_addr; /* 0x28 */ 163 union nvm_iscsi_ipv6_addr ipv6_addr; /* 0x2C */ 164 union nvm_iscsi_lun lun; /* 0x3C */ 165 166 union nvm_iscsi_name target_name; /* 0x44 */ 167 union nvm_iscsi_chap_name chap_name; /* 0x144 */ 168 union nvm_iscsi_chap_password chap_password; /* 0x244 */ 169 170 u32 rsvd_2[107]; /* 0x2C4 */ 171}; 172 173struct nvm_iscsi_block { 174 u32 id; /* 0x0 */ 175#define NVM_ISCSI_CFG_BLK_MAPPED_PF_ID_MASK 0x0000000F 176#define NVM_ISCSI_CFG_BLK_MAPPED_PF_ID_OFFSET 0 177#define NVM_ISCSI_CFG_BLK_CTRL_FLAG_MASK 0x00000FF0 178#define NVM_ISCSI_CFG_BLK_CTRL_FLAG_OFFSET 4 179#define NVM_ISCSI_CFG_BLK_CTRL_FLAG_IS_NOT_EMPTY BIT(0) 180#define NVM_ISCSI_CFG_BLK_CTRL_FLAG_PF_MAPPED BIT(1) 181 182 u32 rsvd_1[5]; /* 0x4 */ 183 184 struct nvm_iscsi_generic generic; /* 0x18 */ 185 struct nvm_iscsi_initiator initiator; /* 0x218 */ 186 struct nvm_iscsi_target target[NUM_OF_ISCSI_TARGET_PER_PF]; 187 /* 0x718 */ 188 189 u32 rsvd_2[58]; /* 0x1718 */ 190 /* total size - 0x1800 - 6K block */ 191}; 192 193struct nvm_iscsi_cfg { 194 u32 id; /* 0x0 */ 195#define NVM_ISCSI_CFG_BLK_VERSION_MINOR_MASK 0x000000FF 196#define NVM_ISCSI_CFG_BLK_VERSION_MAJOR_MASK 0x0000FF00 197#define NVM_ISCSI_CFG_BLK_SIGNATURE_MASK 0xFFFF0000 198#define NVM_ISCSI_CFG_BLK_SIGNATURE 0x49430000 /* IC - Iscsi 199 * Config 200 */ 201 202#define NVM_ISCSI_CFG_BLK_VERSION_MAJOR 0 203#define NVM_ISCSI_CFG_BLK_VERSION_MINOR 10 204#define NVM_ISCSI_CFG_BLK_VERSION ((NVM_ISCSI_CFG_BLK_VERSION_MAJOR << 8) | \ 205 NVM_ISCSI_CFG_BLK_VERSION_MINOR) 206 207 struct nvm_iscsi_block block[NUM_OF_ISCSI_PF_SUPPORTED]; /* 0x4 */ 208}; 209 210#endif 211