drivers/scsi/be2iscsi/be_mgmt.h

   1 /**
   2  * Copyright (C) 2005 - 2009 ServerEngines
   3  * All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License version 2
   7  * as published by the Free Software Foundation.  The full GNU General
   8  * Public License is included in this distribution in the file called COPYING.
   9  *
  10  * Written by: Jayamohan Kallickal (jayamohank@serverengines.com)
  11  *
  12  * Contact Information:
  13  * linux-drivers@serverengines.com
  14  *
  15  * ServerEngines
  16  * 209 N. Fair Oaks Ave
  17  * Sunnyvale, CA 94085
  18  *
  19  */
  20
  21 #ifndef _BEISCSI_MGMT_
  22 #define _BEISCSI_MGMT_
  23
  24 #include <linux/types.h>
  25 #include <linux/list.h>
  26 #include "be_iscsi.h"
  27 #include "be_main.h"
  28
  29 /**
  30  * Pseudo amap definition in which each bit of the actual structure is defined
  31  * as a byte: used to calculate offset/shift/mask of each field
  32  */
  33 struct amap_mcc_sge {
  34         u8 pa_lo[32];           /* dword 0 */
  35         u8 pa_hi[32];           /* dword 1 */
  36         u8 length[32];          /* DWORD 2 */
  37 } __packed;
  38
  39 /**
  40  * Pseudo amap definition in which each bit of the actual structure is defined
  41  * as a byte: used to calculate offset/shift/mask of each field
  42  */
  43 struct amap_mcc_wrb_payload {
  44         union {
  45                 struct amap_mcc_sge sgl[19];
  46                 u8 embedded[59 * 32];   /* DWORDS 57 to 115 */
  47         } u;
  48 } __packed;
  49
  50 /**
  51  * Pseudo amap definition in which each bit of the actual structure is defined
  52  * as a byte: used to calculate offset/shift/mask of each field
  53  */
  54 struct amap_mcc_wrb {
  55         u8 embedded;            /* DWORD 0 */
  56         u8 rsvd0[2];            /* DWORD 0 */
  57         u8 sge_count[5];        /* DWORD 0 */
  58         u8 rsvd1[16];           /* DWORD 0 */
  59         u8 special[8];          /* DWORD 0 */
  60         u8 payload_length[32];
  61         u8 tag[64];             /* DWORD 2 */
  62         u8 rsvd2[32];           /* DWORD 4 */
  63         struct amap_mcc_wrb_payload payload;
  64 };
  65
  66 struct mcc_sge {
  67         u32 pa_lo;              /* dword 0 */
  68         u32 pa_hi;              /* dword 1 */
  69         u32 length;             /* DWORD 2 */
  70 } __packed;
  71
  72 struct mcc_wrb_payload {
  73         union {
  74                 struct mcc_sge sgl[19];
  75                 u32 embedded[59];       /* DWORDS 57 to 115 */
  76         } u;
  77 } __packed;
  78
  79 #define MCC_WRB_EMBEDDED_MASK                0x00000001
  80
  81 struct mcc_wrb {
  82         u32 dw[0];              /* DWORD 0 */
  83         u32 payload_length;
  84         u32 tag[2];             /* DWORD 2 */
  85         u32 rsvd2[1];           /* DWORD 4 */
  86         struct mcc_wrb_payload payload;
  87 };
  88
  89 unsigned char mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute);
  90 int mgmt_open_connection(struct beiscsi_hba *phba, struct sockaddr *dst_addr,
  91                          struct beiscsi_endpoint *beiscsi_ep);
  92
  93 unsigned char mgmt_upload_connection(struct beiscsi_hba *phba,
  94                                      unsigned short cid,
  95                                      unsigned int upload_flag);
  96 unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba,
  97                                    unsigned int icd, unsigned int cid);
  98
  99 struct iscsi_invalidate_connection_params_in {
 100         struct be_cmd_req_hdr hdr;
 101         unsigned int session_handle;
 102         unsigned short cid;
 103         unsigned short unused;
 104         unsigned short cleanup_type;
 105         unsigned short save_cfg;
 106 } __packed;
 107
 108 struct iscsi_invalidate_connection_params_out {
 109         unsigned int session_handle;
 110         unsigned short cid;
 111         unsigned short unused;
 112 } __packed;
 113
 114 union iscsi_invalidate_connection_params {
 115         struct iscsi_invalidate_connection_params_in request;
 116         struct iscsi_invalidate_connection_params_out response;
 117 } __packed;
 118
 119 struct invalidate_command_table {
 120         unsigned short icd;
 121         unsigned short cid;
 122 } __packed;
 123
 124 struct invalidate_commands_params_in {
 125         struct be_cmd_req_hdr hdr;
 126         unsigned int ref_handle;
 127         unsigned int icd_count;
 128         struct invalidate_command_table table[128];
 129         unsigned short cleanup_type;
 130         unsigned short unused;
 131 } __packed;
 132
 133 struct invalidate_commands_params_out {
 134         unsigned int ref_handle;
 135         unsigned int icd_count;
 136         unsigned int icd_status[128];
 137 } __packed;
 138
 139 union invalidate_commands_params {
 140         struct invalidate_commands_params_in request;
 141         struct invalidate_commands_params_out response;
 142 } __packed;
 143
 144 struct mgmt_hba_attributes {
 145         u8 flashrom_version_string[32];
 146         u8 manufacturer_name[32];
 147         u32 supported_modes;
 148         u8 seeprom_version_lo;
 149         u8 seeprom_version_hi;
 150         u8 rsvd0[2];
 151         u32 fw_cmd_data_struct_version;
 152         u32 ep_fw_data_struct_version;
 153         u32 future_reserved[12];
 154         u32 default_extended_timeout;
 155         u8 controller_model_number[32];
 156         u8 controller_description[64];
 157         u8 controller_serial_number[32];
 158         u8 ip_version_string[32];
 159         u8 firmware_version_string[32];
 160         u8 bios_version_string[32];
 161         u8 redboot_version_string[32];
 162         u8 driver_version_string[32];
 163         u8 fw_on_flash_version_string[32];
 164         u32 functionalities_supported;
 165         u16 max_cdblength;
 166         u8 asic_revision;
 167         u8 generational_guid[16];
 168         u8 hba_port_count;
 169         u16 default_link_down_timeout;
 170         u8 iscsi_ver_min_max;
 171         u8 multifunction_device;
 172         u8 cache_valid;
 173         u8 hba_status;
 174         u8 max_domains_supported;
 175         u8 phy_port;
 176         u32 firmware_post_status;
 177         u32 hba_mtu[8];
 178         u32 future_u32[4];
 179 } __packed;
 180
 181 struct mgmt_controller_attributes {
 182         struct mgmt_hba_attributes hba_attribs;
 183         u16 pci_vendor_id;
 184         u16 pci_device_id;
 185         u16 pci_sub_vendor_id;
 186         u16 pci_sub_system_id;
 187         u8 pci_bus_number;
 188         u8 pci_device_number;
 189         u8 pci_function_number;
 190         u8 interface_type;
 191         u64 unique_identifier;
 192         u8 netfilters;
 193         u8 rsvd0[3];
 194         u8 future_u32[4];
 195 } __packed;
 196
 197 struct be_mgmt_controller_attributes {
 198         struct be_cmd_req_hdr hdr;
 199         struct mgmt_controller_attributes params;
 200 } __packed;
 201
 202 struct be_mgmt_controller_attributes_resp {
 203         struct be_cmd_resp_hdr hdr;
 204         struct mgmt_controller_attributes params;
 205 } __packed;
 206
 207 /* configuration management */
 208
 209 #define GET_MGMT_CONTROLLER_WS(phba)    (phba->pmgmt_ws)
 210
 211 /* MGMT CMD flags */
 212
 213 #define MGMT_CMDH_FREE                (1<<0)
 214
 215 /*  --- MGMT_ERROR_CODES --- */
 216 /*  Error Codes returned in the status field of the CMD response header */
 217 #define MGMT_STATUS_SUCCESS 0   /* The CMD completed without errors */
 218 #define MGMT_STATUS_FAILED 1    /* Error status in the Status field of */
 219                                 /* the CMD_RESPONSE_HEADER  */
 220
 221 #define ISCSI_GET_PDU_TEMPLATE_ADDRESS(pc, pa) {\
 222     pa->lo = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
 223                                         bus_address.u.a32.address_lo;  \
 224     pa->hi = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
 225                                         bus_address.u.a32.address_hi;  \
 226 }
 227
 228 struct beiscsi_endpoint {
 229         struct beiscsi_hba *phba;
 230         struct beiscsi_sess *sess;
 231         struct beiscsi_conn *conn;
 232         unsigned short ip_type;
 233         char dst6_addr[ISCSI_ADDRESS_BUF_LEN];
 234         unsigned long dst_addr;
 235         unsigned short ep_cid;
 236         unsigned int fw_handle;
 237         u16 dst_tcpport;
 238         u16 cid_vld;
 239 };
 240
 241 unsigned char mgmt_get_fw_config(struct be_ctrl_info *ctrl,
 242                                  struct beiscsi_hba *phba);
 243
 244 unsigned char mgmt_invalidate_connection(struct beiscsi_hba *phba,
 245                                          struct beiscsi_endpoint *beiscsi_ep,
 246                                          unsigned short cid,
 247                                          unsigned short issue_reset,
 248                                          unsigned short savecfg_flag);
 249 #endif