1 /****************************************************************************** 2 * 3 * This file is provided under a dual BSD/GPLv2 license. When using or 4 * redistributing this file, you may do so under either license. 5 * 6 * GPL LICENSE SUMMARY 7 * 8 * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. 9 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 10 * Copyright(c) 2016 Intel Deutschland GmbH 11 * 12 * This program is free software; you can redistribute it and/or modify 13 * it under the terms of version 2 of the GNU General Public License as 14 * published by the Free Software Foundation. 15 * 16 * This program is distributed in the hope that it will be useful, but 17 * WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 19 * General Public License for more details. 20 * 21 * You should have received a copy of the GNU General Public License 22 * along with this program; if not, write to the Free Software 23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, 24 * USA 25 * 26 * The full GNU General Public License is included in this distribution 27 * in the file called COPYING. 28 * 29 * Contact Information: 30 * Intel Linux Wireless <linuxwifi@intel.com> 31 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 32 * 33 * BSD LICENSE 34 * 35 * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. 36 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 37 * Copyright(c) 2016 Intel Deutschland GmbH 38 * All rights reserved. 39 * 40 * Redistribution and use in source and binary forms, with or without 41 * modification, are permitted provided that the following conditions 42 * are met: 43 * 44 * * Redistributions of source code must retain the above copyright 45 * notice, this list of conditions and the following disclaimer. 46 * * Redistributions in binary form must reproduce the above copyright 47 * notice, this list of conditions and the following disclaimer in 48 * the documentation and/or other materials provided with the 49 * distribution. 50 * * Neither the name Intel Corporation nor the names of its 51 * contributors may be used to endorse or promote products derived 52 * from this software without specific prior written permission. 53 * 54 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 55 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 56 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 57 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 58 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 59 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 60 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 61 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 62 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 63 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 64 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 65 *****************************************************************************/ 66 67 #ifndef __iwl_fw_img_h__ 68 #define __iwl_fw_img_h__ 69 #include <linux/types.h> 70 71 #include "file.h" 72 #include "error-dump.h" 73 74 /** 75 * enum iwl_ucode_type 76 * 77 * The type of ucode. 78 * 79 * @IWL_UCODE_REGULAR: Normal runtime ucode 80 * @IWL_UCODE_INIT: Initial ucode 81 * @IWL_UCODE_WOWLAN: Wake on Wireless enabled ucode 82 * @IWL_UCODE_REGULAR_USNIFFER: Normal runtime ucode when using usniffer image 83 */ 84 enum iwl_ucode_type { 85 IWL_UCODE_REGULAR, 86 IWL_UCODE_INIT, 87 IWL_UCODE_WOWLAN, 88 IWL_UCODE_REGULAR_USNIFFER, 89 IWL_UCODE_TYPE_MAX, 90 }; 91 92 /* 93 * enumeration of ucode section. 94 * This enumeration is used directly for older firmware (before 16.0). 95 * For new firmware, there can be up to 4 sections (see below) but the 96 * first one packaged into the firmware file is the DATA section and 97 * some debugging code accesses that. 98 */ 99 enum iwl_ucode_sec { 100 IWL_UCODE_SECTION_DATA, 101 IWL_UCODE_SECTION_INST, 102 }; 103 104 struct iwl_ucode_capabilities { 105 u32 max_probe_length; 106 u32 n_scan_channels; 107 u32 standard_phy_calibration_size; 108 u32 flags; 109 unsigned long _api[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_API)]; 110 unsigned long _capa[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_CAPA)]; 111 }; 112 113 static inline bool 114 fw_has_api(const struct iwl_ucode_capabilities *capabilities, 115 iwl_ucode_tlv_api_t api) 116 { 117 return test_bit((__force long)api, capabilities->_api); 118 } 119 120 static inline bool 121 fw_has_capa(const struct iwl_ucode_capabilities *capabilities, 122 iwl_ucode_tlv_capa_t capa) 123 { 124 return test_bit((__force long)capa, capabilities->_capa); 125 } 126 127 /* one for each uCode image (inst/data, init/runtime/wowlan) */ 128 struct fw_desc { 129 const void *data; /* vmalloc'ed data */ 130 u32 len; /* size in bytes */ 131 u32 offset; /* offset in the device */ 132 }; 133 134 struct fw_img { 135 struct fw_desc *sec; 136 int num_sec; 137 bool is_dual_cpus; 138 u32 paging_mem_size; 139 }; 140 141 /* 142 * Block paging calculations 143 */ 144 #define PAGE_2_EXP_SIZE 12 /* 4K == 2^12 */ 145 #define FW_PAGING_SIZE BIT(PAGE_2_EXP_SIZE) /* page size is 4KB */ 146 #define PAGE_PER_GROUP_2_EXP_SIZE 3 147 /* 8 pages per group */ 148 #define NUM_OF_PAGE_PER_GROUP BIT(PAGE_PER_GROUP_2_EXP_SIZE) 149 /* don't change, support only 32KB size */ 150 #define PAGING_BLOCK_SIZE (NUM_OF_PAGE_PER_GROUP * FW_PAGING_SIZE) 151 /* 32K == 2^15 */ 152 #define BLOCK_2_EXP_SIZE (PAGE_2_EXP_SIZE + PAGE_PER_GROUP_2_EXP_SIZE) 153 154 /* 155 * Image paging calculations 156 */ 157 #define BLOCK_PER_IMAGE_2_EXP_SIZE 5 158 /* 2^5 == 32 blocks per image */ 159 #define NUM_OF_BLOCK_PER_IMAGE BIT(BLOCK_PER_IMAGE_2_EXP_SIZE) 160 /* maximum image size 1024KB */ 161 #define MAX_PAGING_IMAGE_SIZE (NUM_OF_BLOCK_PER_IMAGE * PAGING_BLOCK_SIZE) 162 163 /* Virtual address signature */ 164 #define PAGING_ADDR_SIG 0xAA000000 165 166 #define PAGING_CMD_IS_SECURED BIT(9) 167 #define PAGING_CMD_IS_ENABLED BIT(8) 168 #define PAGING_CMD_NUM_OF_PAGES_IN_LAST_GRP_POS 0 169 #define PAGING_TLV_SECURE_MASK 1 170 171 /** 172 * struct iwl_fw_paging 173 * @fw_paging_phys: page phy pointer 174 * @fw_paging_block: pointer to the allocated block 175 * @fw_paging_size: page size 176 */ 177 struct iwl_fw_paging { 178 dma_addr_t fw_paging_phys; 179 struct page *fw_paging_block; 180 u32 fw_paging_size; 181 }; 182 183 /** 184 * struct iwl_fw_cscheme_list - a cipher scheme list 185 * @size: a number of entries 186 * @cs: cipher scheme entries 187 */ 188 struct iwl_fw_cscheme_list { 189 u8 size; 190 struct iwl_fw_cipher_scheme cs[]; 191 } __packed; 192 193 /** 194 * struct iwl_gscan_capabilities - gscan capabilities supported by FW 195 * @max_scan_cache_size: total space allocated for scan results (in bytes). 196 * @max_scan_buckets: maximum number of channel buckets. 197 * @max_ap_cache_per_scan: maximum number of APs that can be stored per scan. 198 * @max_rssi_sample_size: number of RSSI samples used for averaging RSSI. 199 * @max_scan_reporting_threshold: max possible report threshold. in percentage. 200 * @max_hotlist_aps: maximum number of entries for hotlist APs. 201 * @max_significant_change_aps: maximum number of entries for significant 202 * change APs. 203 * @max_bssid_history_entries: number of BSSID/RSSI entries that the device can 204 * hold. 205 * @max_hotlist_ssids: maximum number of entries for hotlist SSIDs. 206 * @max_number_epno_networks: max number of epno entries. 207 * @max_number_epno_networks_by_ssid: max number of epno entries if ssid is 208 * specified. 209 * @max_number_of_white_listed_ssid: max number of white listed SSIDs. 210 * @max_number_of_black_listed_ssid: max number of black listed SSIDs. 211 */ 212 struct iwl_gscan_capabilities { 213 u32 max_scan_cache_size; 214 u32 max_scan_buckets; 215 u32 max_ap_cache_per_scan; 216 u32 max_rssi_sample_size; 217 u32 max_scan_reporting_threshold; 218 u32 max_hotlist_aps; 219 u32 max_significant_change_aps; 220 u32 max_bssid_history_entries; 221 u32 max_hotlist_ssids; 222 u32 max_number_epno_networks; 223 u32 max_number_epno_networks_by_ssid; 224 u32 max_number_of_white_listed_ssid; 225 u32 max_number_of_black_listed_ssid; 226 }; 227 228 /** 229 * enum iwl_fw_type - iwlwifi firmware type 230 * @IWL_FW_DVM: DVM firmware 231 * @IWL_FW_MVM: MVM firmware 232 */ 233 enum iwl_fw_type { 234 IWL_FW_DVM, 235 IWL_FW_MVM, 236 }; 237 238 /** 239 * struct iwl_fw - variables associated with the firmware 240 * 241 * @ucode_ver: ucode version from the ucode file 242 * @fw_version: firmware version string 243 * @img: ucode image like ucode_rt, ucode_init, ucode_wowlan. 244 * @ucode_capa: capabilities parsed from the ucode file. 245 * @enhance_sensitivity_table: device can do enhanced sensitivity. 246 * @init_evtlog_ptr: event log offset for init ucode. 247 * @init_evtlog_size: event log size for init ucode. 248 * @init_errlog_ptr: error log offfset for init ucode. 249 * @inst_evtlog_ptr: event log offset for runtime ucode. 250 * @inst_evtlog_size: event log size for runtime ucode. 251 * @inst_errlog_ptr: error log offfset for runtime ucode. 252 * @type: firmware type (&enum iwl_fw_type) 253 * @cipher_scheme: optional external cipher scheme. 254 * @human_readable: human readable version 255 * we get the ALIVE from the uCode 256 * @dbg_dest_tlv: points to the destination TLV for debug 257 * @dbg_conf_tlv: array of pointers to configuration TLVs for debug 258 * @dbg_conf_tlv_len: lengths of the @dbg_conf_tlv entries 259 * @dbg_trigger_tlv: array of pointers to triggers TLVs 260 * @dbg_trigger_tlv_len: lengths of the @dbg_trigger_tlv entries 261 * @dbg_dest_reg_num: num of reg_ops in %dbg_dest_tlv 262 */ 263 struct iwl_fw { 264 u32 ucode_ver; 265 266 char fw_version[ETHTOOL_FWVERS_LEN]; 267 268 /* ucode images */ 269 struct fw_img img[IWL_UCODE_TYPE_MAX]; 270 271 struct iwl_ucode_capabilities ucode_capa; 272 bool enhance_sensitivity_table; 273 274 u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr; 275 u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr; 276 277 struct iwl_tlv_calib_ctrl default_calib[IWL_UCODE_TYPE_MAX]; 278 u32 phy_config; 279 u8 valid_tx_ant; 280 u8 valid_rx_ant; 281 282 enum iwl_fw_type type; 283 284 struct iwl_fw_cipher_scheme cs[IWL_UCODE_MAX_CS]; 285 u8 human_readable[FW_VER_HUMAN_READABLE_SZ]; 286 287 struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv; 288 struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX]; 289 size_t dbg_conf_tlv_len[FW_DBG_CONF_MAX]; 290 struct iwl_fw_dbg_trigger_tlv *dbg_trigger_tlv[FW_DBG_TRIGGER_MAX]; 291 struct iwl_fw_dbg_mem_seg_tlv *dbg_mem_tlv; 292 size_t n_dbg_mem_tlv; 293 size_t dbg_trigger_tlv_len[FW_DBG_TRIGGER_MAX]; 294 u8 dbg_dest_reg_num; 295 struct iwl_gscan_capabilities gscan_capa; 296 }; 297 298 static inline const char *get_fw_dbg_mode_string(int mode) 299 { 300 switch (mode) { 301 case SMEM_MODE: 302 return "SMEM"; 303 case EXTERNAL_MODE: 304 return "EXTERNAL_DRAM"; 305 case MARBH_MODE: 306 return "MARBH"; 307 case MIPI_MODE: 308 return "MIPI"; 309 default: 310 return "UNKNOWN"; 311 } 312 } 313 314 static inline bool 315 iwl_fw_dbg_conf_usniffer(const struct iwl_fw *fw, u8 id) 316 { 317 const struct iwl_fw_dbg_conf_tlv *conf_tlv = fw->dbg_conf_tlv[id]; 318 319 if (!conf_tlv) 320 return false; 321 322 return conf_tlv->usniffer; 323 } 324 325 static inline const struct fw_img * 326 iwl_get_ucode_image(const struct iwl_fw *fw, enum iwl_ucode_type ucode_type) 327 { 328 if (ucode_type >= IWL_UCODE_TYPE_MAX) 329 return NULL; 330 331 return &fw->img[ucode_type]; 332 } 333 334 #endif /* __iwl_fw_img_h__ */ 335