1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2005-2014, 2018-2021 Intel Corporation 4 * Copyright (C) 2013-2015 Intel Mobile Communications GmbH 5 * Copyright (C) 2016 Intel Deutschland GmbH 6 */ 7 #ifndef __iwl_fw_img_h__ 8 #define __iwl_fw_img_h__ 9 #include <linux/types.h> 10 11 #include "api/dbg-tlv.h" 12 13 #include "file.h" 14 #include "error-dump.h" 15 16 /** 17 * enum iwl_ucode_type 18 * 19 * The type of ucode. 20 * 21 * @IWL_UCODE_REGULAR: Normal runtime ucode 22 * @IWL_UCODE_INIT: Initial ucode 23 * @IWL_UCODE_WOWLAN: Wake on Wireless enabled ucode 24 * @IWL_UCODE_REGULAR_USNIFFER: Normal runtime ucode when using usniffer image 25 */ 26 enum iwl_ucode_type { 27 IWL_UCODE_REGULAR, 28 IWL_UCODE_INIT, 29 IWL_UCODE_WOWLAN, 30 IWL_UCODE_REGULAR_USNIFFER, 31 IWL_UCODE_TYPE_MAX, 32 }; 33 34 /* 35 * enumeration of ucode section. 36 * This enumeration is used directly for older firmware (before 16.0). 37 * For new firmware, there can be up to 4 sections (see below) but the 38 * first one packaged into the firmware file is the DATA section and 39 * some debugging code accesses that. 40 */ 41 enum iwl_ucode_sec { 42 IWL_UCODE_SECTION_DATA, 43 IWL_UCODE_SECTION_INST, 44 }; 45 46 struct iwl_ucode_capabilities { 47 u32 max_probe_length; 48 u32 n_scan_channels; 49 u32 standard_phy_calibration_size; 50 u32 flags; 51 u32 error_log_addr; 52 u32 error_log_size; 53 u32 num_stations; 54 unsigned long _api[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_API)]; 55 unsigned long _capa[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_CAPA)]; 56 57 const struct iwl_fw_cmd_version *cmd_versions; 58 u32 n_cmd_versions; 59 }; 60 61 static inline bool 62 fw_has_api(const struct iwl_ucode_capabilities *capabilities, 63 iwl_ucode_tlv_api_t api) 64 { 65 return test_bit((__force long)api, capabilities->_api); 66 } 67 68 static inline bool 69 fw_has_capa(const struct iwl_ucode_capabilities *capabilities, 70 iwl_ucode_tlv_capa_t capa) 71 { 72 return test_bit((__force long)capa, capabilities->_capa); 73 } 74 75 /* one for each uCode image (inst/data, init/runtime/wowlan) */ 76 struct fw_desc { 77 const void *data; /* vmalloc'ed data */ 78 u32 len; /* size in bytes */ 79 u32 offset; /* offset in the device */ 80 }; 81 82 struct fw_img { 83 struct fw_desc *sec; 84 int num_sec; 85 bool is_dual_cpus; 86 u32 paging_mem_size; 87 }; 88 89 /* 90 * Block paging calculations 91 */ 92 #define PAGE_2_EXP_SIZE 12 /* 4K == 2^12 */ 93 #define FW_PAGING_SIZE BIT(PAGE_2_EXP_SIZE) /* page size is 4KB */ 94 #define PAGE_PER_GROUP_2_EXP_SIZE 3 95 /* 8 pages per group */ 96 #define NUM_OF_PAGE_PER_GROUP BIT(PAGE_PER_GROUP_2_EXP_SIZE) 97 /* don't change, support only 32KB size */ 98 #define PAGING_BLOCK_SIZE (NUM_OF_PAGE_PER_GROUP * FW_PAGING_SIZE) 99 /* 32K == 2^15 */ 100 #define BLOCK_2_EXP_SIZE (PAGE_2_EXP_SIZE + PAGE_PER_GROUP_2_EXP_SIZE) 101 102 /* 103 * Image paging calculations 104 */ 105 #define BLOCK_PER_IMAGE_2_EXP_SIZE 5 106 /* 2^5 == 32 blocks per image */ 107 #define NUM_OF_BLOCK_PER_IMAGE BIT(BLOCK_PER_IMAGE_2_EXP_SIZE) 108 /* maximum image size 1024KB */ 109 #define MAX_PAGING_IMAGE_SIZE (NUM_OF_BLOCK_PER_IMAGE * PAGING_BLOCK_SIZE) 110 111 /* Virtual address signature */ 112 #define PAGING_ADDR_SIG 0xAA000000 113 114 #define PAGING_CMD_IS_SECURED BIT(9) 115 #define PAGING_CMD_IS_ENABLED BIT(8) 116 #define PAGING_CMD_NUM_OF_PAGES_IN_LAST_GRP_POS 0 117 #define PAGING_TLV_SECURE_MASK 1 118 119 /* FW MSB Mask for regions/cache_control */ 120 #define FW_ADDR_CACHE_CONTROL 0xC0000000UL 121 122 /** 123 * struct iwl_fw_paging 124 * @fw_paging_phys: page phy pointer 125 * @fw_paging_block: pointer to the allocated block 126 * @fw_paging_size: page size 127 */ 128 struct iwl_fw_paging { 129 dma_addr_t fw_paging_phys; 130 struct page *fw_paging_block; 131 u32 fw_paging_size; 132 }; 133 134 /** 135 * struct iwl_fw_cscheme_list - a cipher scheme list 136 * @size: a number of entries 137 * @cs: cipher scheme entries 138 */ 139 struct iwl_fw_cscheme_list { 140 u8 size; 141 struct iwl_fw_cipher_scheme cs[]; 142 } __packed; 143 144 /** 145 * enum iwl_fw_type - iwlwifi firmware type 146 * @IWL_FW_DVM: DVM firmware 147 * @IWL_FW_MVM: MVM firmware 148 */ 149 enum iwl_fw_type { 150 IWL_FW_DVM, 151 IWL_FW_MVM, 152 }; 153 154 /** 155 * struct iwl_fw_dbg - debug data 156 * 157 * @dest_tlv: points to debug destination TLV (typically SRAM or DRAM) 158 * @n_dest_reg: num of reg_ops in dest_tlv 159 * @conf_tlv: array of pointers to configuration HCMDs 160 * @trigger_tlv: array of pointers to triggers TLVs 161 * @trigger_tlv_len: lengths of the @dbg_trigger_tlv entries 162 * @mem_tlv: Runtime addresses to dump 163 * @n_mem_tlv: number of runtime addresses 164 * @dump_mask: bitmask of dump regions 165 */ 166 struct iwl_fw_dbg { 167 struct iwl_fw_dbg_dest_tlv_v1 *dest_tlv; 168 u8 n_dest_reg; 169 struct iwl_fw_dbg_conf_tlv *conf_tlv[FW_DBG_CONF_MAX]; 170 struct iwl_fw_dbg_trigger_tlv *trigger_tlv[FW_DBG_TRIGGER_MAX]; 171 size_t trigger_tlv_len[FW_DBG_TRIGGER_MAX]; 172 struct iwl_fw_dbg_mem_seg_tlv *mem_tlv; 173 size_t n_mem_tlv; 174 u32 dump_mask; 175 }; 176 177 /** 178 * struct iwl_fw - variables associated with the firmware 179 * 180 * @ucode_ver: ucode version from the ucode file 181 * @fw_version: firmware version string 182 * @img: ucode image like ucode_rt, ucode_init, ucode_wowlan. 183 * @iml_len: length of the image loader image 184 * @iml: image loader fw image 185 * @ucode_capa: capabilities parsed from the ucode file. 186 * @enhance_sensitivity_table: device can do enhanced sensitivity. 187 * @init_evtlog_ptr: event log offset for init ucode. 188 * @init_evtlog_size: event log size for init ucode. 189 * @init_errlog_ptr: error log offfset for init ucode. 190 * @inst_evtlog_ptr: event log offset for runtime ucode. 191 * @inst_evtlog_size: event log size for runtime ucode. 192 * @inst_errlog_ptr: error log offfset for runtime ucode. 193 * @type: firmware type (&enum iwl_fw_type) 194 * @cipher_scheme: optional external cipher scheme. 195 * @human_readable: human readable version 196 * we get the ALIVE from the uCode 197 */ 198 struct iwl_fw { 199 u32 ucode_ver; 200 201 char fw_version[64]; 202 203 /* ucode images */ 204 struct fw_img img[IWL_UCODE_TYPE_MAX]; 205 size_t iml_len; 206 u8 *iml; 207 208 struct iwl_ucode_capabilities ucode_capa; 209 bool enhance_sensitivity_table; 210 211 u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr; 212 u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr; 213 214 struct iwl_tlv_calib_ctrl default_calib[IWL_UCODE_TYPE_MAX]; 215 u32 phy_config; 216 u8 valid_tx_ant; 217 u8 valid_rx_ant; 218 219 enum iwl_fw_type type; 220 221 struct iwl_fw_cipher_scheme cs[IWL_UCODE_MAX_CS]; 222 u8 human_readable[FW_VER_HUMAN_READABLE_SZ]; 223 224 struct iwl_fw_dbg dbg; 225 226 u8 *phy_integration_ver; 227 u32 phy_integration_ver_len; 228 }; 229 230 static inline const char *get_fw_dbg_mode_string(int mode) 231 { 232 switch (mode) { 233 case SMEM_MODE: 234 return "SMEM"; 235 case EXTERNAL_MODE: 236 return "EXTERNAL_DRAM"; 237 case MARBH_MODE: 238 return "MARBH"; 239 case MIPI_MODE: 240 return "MIPI"; 241 default: 242 return "UNKNOWN"; 243 } 244 } 245 246 static inline bool 247 iwl_fw_dbg_conf_usniffer(const struct iwl_fw *fw, u8 id) 248 { 249 const struct iwl_fw_dbg_conf_tlv *conf_tlv = fw->dbg.conf_tlv[id]; 250 251 if (!conf_tlv) 252 return false; 253 254 return conf_tlv->usniffer; 255 } 256 257 static inline const struct fw_img * 258 iwl_get_ucode_image(const struct iwl_fw *fw, enum iwl_ucode_type ucode_type) 259 { 260 if (ucode_type >= IWL_UCODE_TYPE_MAX) 261 return NULL; 262 263 return &fw->img[ucode_type]; 264 } 265 266 u8 iwl_fw_lookup_cmd_ver(const struct iwl_fw *fw, u8 grp, u8 cmd, u8 def); 267 268 u8 iwl_fw_lookup_notif_ver(const struct iwl_fw *fw, u8 grp, u8 cmd, u8 def); 269 const char *iwl_fw_lookup_assert_desc(u32 num); 270 #endif /* __iwl_fw_img_h__ */ 271