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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * QLogic iSCSI Offload Driver4 * Copyright (c) 2016 Cavium Inc.5 */6 7#ifndef NVM_ISCSI_CFG_H8#define NVM_ISCSI_CFG_H9 10#define NUM_OF_ISCSI_TARGET_PER_PF 4 /* Defined as per the11 * ISCSI IBFT constraint12 */13#define NUM_OF_ISCSI_PF_SUPPORTED 4 /* One PF per Port -14 * assuming 4 port card15 */16 17#define NVM_ISCSI_CFG_DHCP_NAME_MAX_LEN 25618 19union nvm_iscsi_dhcp_vendor_id {20 u32 value[NVM_ISCSI_CFG_DHCP_NAME_MAX_LEN / 4];21 u8 byte[NVM_ISCSI_CFG_DHCP_NAME_MAX_LEN];22};23 24#define NVM_ISCSI_IPV4_ADDR_BYTE_LEN 425union nvm_iscsi_ipv4_addr {26 u32 addr;27 u8 byte[NVM_ISCSI_IPV4_ADDR_BYTE_LEN];28};29 30#define NVM_ISCSI_IPV6_ADDR_BYTE_LEN 1631union nvm_iscsi_ipv6_addr {32 u32 addr[4];33 u8 byte[NVM_ISCSI_IPV6_ADDR_BYTE_LEN];34};35 36struct nvm_iscsi_initiator_ipv4 {37 union nvm_iscsi_ipv4_addr addr; /* 0x0 */38 union nvm_iscsi_ipv4_addr subnet_mask; /* 0x4 */39 union nvm_iscsi_ipv4_addr gateway; /* 0x8 */40 union nvm_iscsi_ipv4_addr primary_dns; /* 0xC */41 union nvm_iscsi_ipv4_addr secondary_dns; /* 0x10 */42 union nvm_iscsi_ipv4_addr dhcp_addr; /* 0x14 */43 44 union nvm_iscsi_ipv4_addr isns_server; /* 0x18 */45 union nvm_iscsi_ipv4_addr slp_server; /* 0x1C */46 union nvm_iscsi_ipv4_addr primay_radius_server; /* 0x20 */47 union nvm_iscsi_ipv4_addr secondary_radius_server; /* 0x24 */48 49 union nvm_iscsi_ipv4_addr rsvd[4]; /* 0x28 */50};51 52struct nvm_iscsi_initiator_ipv6 {53 union nvm_iscsi_ipv6_addr addr; /* 0x0 */54 union nvm_iscsi_ipv6_addr subnet_mask; /* 0x10 */55 union nvm_iscsi_ipv6_addr gateway; /* 0x20 */56 union nvm_iscsi_ipv6_addr primary_dns; /* 0x30 */57 union nvm_iscsi_ipv6_addr secondary_dns; /* 0x40 */58 union nvm_iscsi_ipv6_addr dhcp_addr; /* 0x50 */59 60 union nvm_iscsi_ipv6_addr isns_server; /* 0x60 */61 union nvm_iscsi_ipv6_addr slp_server; /* 0x70 */62 union nvm_iscsi_ipv6_addr primay_radius_server; /* 0x80 */63 union nvm_iscsi_ipv6_addr secondary_radius_server; /* 0x90 */64 65 union nvm_iscsi_ipv6_addr rsvd[3]; /* 0xA0 */66 67 u32 config; /* 0xD0 */68#define NVM_ISCSI_CFG_INITIATOR_IPV6_SUBNET_MASK_PREFIX_MASK 0x000000FF69#define NVM_ISCSI_CFG_INITIATOR_IPV6_SUBNET_MASK_PREFIX_OFFSET 070 71 u32 rsvd_1[3];72};73 74#define NVM_ISCSI_CFG_ISCSI_NAME_MAX_LEN 25675union nvm_iscsi_name {76 u32 value[NVM_ISCSI_CFG_ISCSI_NAME_MAX_LEN / 4];77 u8 byte[NVM_ISCSI_CFG_ISCSI_NAME_MAX_LEN];78};79 80#define NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN 25681union nvm_iscsi_chap_name {82 u32 value[NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN / 4];83 u8 byte[NVM_ISCSI_CFG_CHAP_NAME_MAX_LEN];84};85 86#define NVM_ISCSI_CFG_CHAP_PWD_MAX_LEN 16 /* md5 need per RFC199687 * is 16 octets88 */89union nvm_iscsi_chap_password {90 u32 value[NVM_ISCSI_CFG_CHAP_PWD_MAX_LEN / 4];91 u8 byte[NVM_ISCSI_CFG_CHAP_PWD_MAX_LEN];92};93 94union nvm_iscsi_lun {95 u8 byte[8];96 u32 value[2];97};98 99struct nvm_iscsi_generic {100 u32 ctrl_flags; /* 0x0 */101#define NVM_ISCSI_CFG_GEN_CHAP_ENABLED BIT(0)102#define NVM_ISCSI_CFG_GEN_DHCP_TCPIP_CONFIG_ENABLED BIT(1)103#define NVM_ISCSI_CFG_GEN_DHCP_ISCSI_CONFIG_ENABLED BIT(2)104#define NVM_ISCSI_CFG_GEN_IPV6_ENABLED BIT(3)105#define NVM_ISCSI_CFG_GEN_IPV4_FALLBACK_ENABLED BIT(4)106#define NVM_ISCSI_CFG_GEN_ISNS_WORLD_LOGIN BIT(5)107#define NVM_ISCSI_CFG_GEN_ISNS_SELECTIVE_LOGIN BIT(6)108#define NVM_ISCSI_CFG_GEN_ADDR_REDIRECT_ENABLED BIT(7)109#define NVM_ISCSI_CFG_GEN_CHAP_MUTUAL_ENABLED BIT(8)110 111 u32 timeout; /* 0x4 */112#define NVM_ISCSI_CFG_GEN_DHCP_REQUEST_TIMEOUT_MASK 0x0000FFFF113#define NVM_ISCSI_CFG_GEN_DHCP_REQUEST_TIMEOUT_OFFSET 0114#define NVM_ISCSI_CFG_GEN_PORT_LOGIN_TIMEOUT_MASK 0xFFFF0000115#define NVM_ISCSI_CFG_GEN_PORT_LOGIN_TIMEOUT_OFFSET 16116 117 union nvm_iscsi_dhcp_vendor_id dhcp_vendor_id; /* 0x8 */118 u32 rsvd[62]; /* 0x108 */119};120 121struct nvm_iscsi_initiator {122 struct nvm_iscsi_initiator_ipv4 ipv4; /* 0x0 */123 struct nvm_iscsi_initiator_ipv6 ipv6; /* 0x38 */124 125 union nvm_iscsi_name initiator_name; /* 0x118 */126 union nvm_iscsi_chap_name chap_name; /* 0x218 */127 union nvm_iscsi_chap_password chap_password; /* 0x318 */128 129 u32 generic_cont0; /* 0x398 */130#define NVM_ISCSI_CFG_INITIATOR_VLAN_MASK 0x0000FFFF131#define NVM_ISCSI_CFG_INITIATOR_VLAN_OFFSET 0132#define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_MASK 0x00030000133#define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_OFFSET 16134#define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_4 1135#define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_6 2136#define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_4_AND_6 3137 138 u32 ctrl_flags;139#define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_PRIORITY_V6 BIT(0)140#define NVM_ISCSI_CFG_INITIATOR_VLAN_ENABLED BIT(1)141 142 u32 rsvd[116]; /* 0x32C */143};144 145struct nvm_iscsi_target {146 u32 ctrl_flags; /* 0x0 */147#define NVM_ISCSI_CFG_TARGET_ENABLED BIT(0)148#define NVM_ISCSI_CFG_BOOT_TIME_LOGIN_STATUS BIT(1)149 150 u32 generic_cont0; /* 0x4 */151#define NVM_ISCSI_CFG_TARGET_TCP_PORT_MASK 0x0000FFFF152#define NVM_ISCSI_CFG_TARGET_TCP_PORT_OFFSET 0153 154 u32 ip_ver;155#define NVM_ISCSI_CFG_IPv4 4156#define NVM_ISCSI_CFG_IPv6 6157 158 u32 rsvd_1[7]; /* 0x24 */159 union nvm_iscsi_ipv4_addr ipv4_addr; /* 0x28 */160 union nvm_iscsi_ipv6_addr ipv6_addr; /* 0x2C */161 union nvm_iscsi_lun lun; /* 0x3C */162 163 union nvm_iscsi_name target_name; /* 0x44 */164 union nvm_iscsi_chap_name chap_name; /* 0x144 */165 union nvm_iscsi_chap_password chap_password; /* 0x244 */166 167 u32 rsvd_2[107]; /* 0x2C4 */168};169 170struct nvm_iscsi_block {171 u32 id; /* 0x0 */172#define NVM_ISCSI_CFG_BLK_MAPPED_PF_ID_MASK 0x0000000F173#define NVM_ISCSI_CFG_BLK_MAPPED_PF_ID_OFFSET 0174#define NVM_ISCSI_CFG_BLK_CTRL_FLAG_MASK 0x00000FF0175#define NVM_ISCSI_CFG_BLK_CTRL_FLAG_OFFSET 4176#define NVM_ISCSI_CFG_BLK_CTRL_FLAG_IS_NOT_EMPTY BIT(0)177#define NVM_ISCSI_CFG_BLK_CTRL_FLAG_PF_MAPPED BIT(1)178 179 u32 rsvd_1[5]; /* 0x4 */180 181 struct nvm_iscsi_generic generic; /* 0x18 */182 struct nvm_iscsi_initiator initiator; /* 0x218 */183 struct nvm_iscsi_target target[NUM_OF_ISCSI_TARGET_PER_PF];184 /* 0x718 */185 186 u32 rsvd_2[58]; /* 0x1718 */187 /* total size - 0x1800 - 6K block */188};189 190struct nvm_iscsi_cfg {191 u32 id; /* 0x0 */192#define NVM_ISCSI_CFG_BLK_VERSION_MINOR_MASK 0x000000FF193#define NVM_ISCSI_CFG_BLK_VERSION_MAJOR_MASK 0x0000FF00194#define NVM_ISCSI_CFG_BLK_SIGNATURE_MASK 0xFFFF0000195#define NVM_ISCSI_CFG_BLK_SIGNATURE 0x49430000 /* IC - Iscsi196 * Config197 */198 199#define NVM_ISCSI_CFG_BLK_VERSION_MAJOR 0200#define NVM_ISCSI_CFG_BLK_VERSION_MINOR 10201#define NVM_ISCSI_CFG_BLK_VERSION ((NVM_ISCSI_CFG_BLK_VERSION_MAJOR << 8) | \202 NVM_ISCSI_CFG_BLK_VERSION_MINOR)203 204 struct nvm_iscsi_block block[NUM_OF_ISCSI_PF_SUPPORTED]; /* 0x4 */205};206 207#endif208