drivers/scsi/qedi/qedi_nvm_iscsi_cfg.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * QLogic iSCSI Offload Driver
   4  * Copyright (c) 2016 Cavium Inc.
   5  */
   6
   7 #ifndef NVM_ISCSI_CFG_H
   8 #define NVM_ISCSI_CFG_H
   9
  10 #define NUM_OF_ISCSI_TARGET_PER_PF    4   /* Defined as per the
  11                                            * ISCSI IBFT constraint
  12                                            */
  13 #define NUM_OF_ISCSI_PF_SUPPORTED     4   /* One PF per Port -
  14                                            * assuming 4 port card
  15                                            */
  16
  17 #define NVM_ISCSI_CFG_DHCP_NAME_MAX_LEN  256
  18
  19 union 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 4
  25 union 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 16
  31 union nvm_iscsi_ipv6_addr {
  32         u32 addr[4];
  33         u8  byte[NVM_ISCSI_IPV6_ADDR_BYTE_LEN];
  34 };
  35
  36 struct 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
  52 struct 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      0x000000FF
  69 #define NVM_ISCSI_CFG_INITIATOR_IPV6_SUBNET_MASK_PREFIX_OFFSET    0
  70
  71         u32   rsvd_1[3];
  72 };
  73
  74 #define NVM_ISCSI_CFG_ISCSI_NAME_MAX_LEN  256
  75 union 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  256
  81 union 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 RFC1996
  87                                             * is 16 octets
  88                                             */
  89 union 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
  94 union nvm_iscsi_lun {
  95         u8  byte[8];
  96         u32 value[2];
  97 };
  98
  99 struct 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       0x0000FFFF
 113 #define NVM_ISCSI_CFG_GEN_DHCP_REQUEST_TIMEOUT_OFFSET     0
 114 #define NVM_ISCSI_CFG_GEN_PORT_LOGIN_TIMEOUT_MASK         0xFFFF0000
 115 #define NVM_ISCSI_CFG_GEN_PORT_LOGIN_TIMEOUT_OFFSET       16
 116
 117         union nvm_iscsi_dhcp_vendor_id  dhcp_vendor_id;         /* 0x8  */
 118         u32 rsvd[62];                                           /* 0x108 */
 119 };
 120
 121 struct 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               0x0000FFFF
 131 #define NVM_ISCSI_CFG_INITIATOR_VLAN_OFFSET             0
 132 #define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_MASK         0x00030000
 133 #define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_OFFSET       16
 134 #define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_4            1
 135 #define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_6            2
 136 #define NVM_ISCSI_CFG_INITIATOR_IP_VERSION_4_AND_6      3
 137
 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
 145 struct 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      0x0000FFFF
 152 #define NVM_ISCSI_CFG_TARGET_TCP_PORT_OFFSET    0
 153
 154         u32 ip_ver;
 155 #define NVM_ISCSI_CFG_IPv4       4
 156 #define NVM_ISCSI_CFG_IPv6       6
 157
 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
 170 struct nvm_iscsi_block {
 171         u32 id;                                                 /* 0x0 */
 172 #define NVM_ISCSI_CFG_BLK_MAPPED_PF_ID_MASK         0x0000000F
 173 #define NVM_ISCSI_CFG_BLK_MAPPED_PF_ID_OFFSET       0
 174 #define NVM_ISCSI_CFG_BLK_CTRL_FLAG_MASK            0x00000FF0
 175 #define NVM_ISCSI_CFG_BLK_CTRL_FLAG_OFFSET          4
 176 #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
 190 struct nvm_iscsi_cfg {
 191         u32 id;                                                 /* 0x0 */
 192 #define NVM_ISCSI_CFG_BLK_VERSION_MINOR_MASK     0x000000FF
 193 #define NVM_ISCSI_CFG_BLK_VERSION_MAJOR_MASK     0x0000FF00
 194 #define NVM_ISCSI_CFG_BLK_SIGNATURE_MASK         0xFFFF0000
 195 #define NVM_ISCSI_CFG_BLK_SIGNATURE              0x49430000 /* IC - Iscsi
 196                                                              * Config
 197                                                              */
 198
 199 #define NVM_ISCSI_CFG_BLK_VERSION_MAJOR          0
 200 #define NVM_ISCSI_CFG_BLK_VERSION_MINOR          10
 201 #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 #endif