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
fw_has_api(const struct iwl_ucode_capabilities * capabilities,iwl_ucode_tlv_api_t api)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
fw_has_capa(const struct iwl_ucode_capabilities * capabilities,iwl_ucode_tlv_capa_t capa)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 * @fw_offs: offset in the device
128 */
129 struct iwl_fw_paging {
130 dma_addr_t fw_paging_phys;
131 struct page *fw_paging_block;
132 u32 fw_paging_size;
133 u32 fw_offs;
134 };
135
136 /**
137 * enum iwl_fw_type - iwlwifi firmware type
138 * @IWL_FW_DVM: DVM firmware
139 * @IWL_FW_MVM: MVM firmware
140 */
141 enum iwl_fw_type {
142 IWL_FW_DVM,
143 IWL_FW_MVM,
144 };
145
146 /**
147 * struct iwl_fw_dbg - debug data
148 *
149 * @dest_tlv: points to debug destination TLV (typically SRAM or DRAM)
150 * @n_dest_reg: num of reg_ops in dest_tlv
151 * @conf_tlv: array of pointers to configuration HCMDs
152 * @trigger_tlv: array of pointers to triggers TLVs
153 * @trigger_tlv_len: lengths of the @dbg_trigger_tlv entries
154 * @mem_tlv: Runtime addresses to dump
155 * @n_mem_tlv: number of runtime addresses
156 * @dump_mask: bitmask of dump regions
157 */
158 struct iwl_fw_dbg {
159 struct iwl_fw_dbg_dest_tlv_v1 *dest_tlv;
160 u8 n_dest_reg;
161 struct iwl_fw_dbg_conf_tlv *conf_tlv[FW_DBG_CONF_MAX];
162 struct iwl_fw_dbg_trigger_tlv *trigger_tlv[FW_DBG_TRIGGER_MAX];
163 size_t trigger_tlv_len[FW_DBG_TRIGGER_MAX];
164 struct iwl_fw_dbg_mem_seg_tlv *mem_tlv;
165 size_t n_mem_tlv;
166 u32 dump_mask;
167 };
168
169 struct iwl_dump_exclude {
170 u32 addr, size;
171 };
172
173 /**
174 * struct iwl_fw - variables associated with the firmware
175 *
176 * @ucode_ver: ucode version from the ucode file
177 * @fw_version: firmware version string
178 * @img: ucode image like ucode_rt, ucode_init, ucode_wowlan.
179 * @iml_len: length of the image loader image
180 * @iml: image loader fw image
181 * @ucode_capa: capabilities parsed from the ucode file.
182 * @enhance_sensitivity_table: device can do enhanced sensitivity.
183 * @init_evtlog_ptr: event log offset for init ucode.
184 * @init_evtlog_size: event log size for init ucode.
185 * @init_errlog_ptr: error log offfset for init ucode.
186 * @inst_evtlog_ptr: event log offset for runtime ucode.
187 * @inst_evtlog_size: event log size for runtime ucode.
188 * @inst_errlog_ptr: error log offfset for runtime ucode.
189 * @type: firmware type (&enum iwl_fw_type)
190 * @human_readable: human readable version
191 * we get the ALIVE from the uCode
192 * @phy_integration_ver: PHY integration version string
193 * @phy_integration_ver_len: length of @phy_integration_ver
194 * @dump_excl: image dump exclusion areas for RT image
195 * @dump_excl_wowlan: image dump exclusion areas for WoWLAN image
196 */
197 struct iwl_fw {
198 u32 ucode_ver;
199
200 char fw_version[64];
201
202 /* ucode images */
203 struct fw_img img[IWL_UCODE_TYPE_MAX];
204 size_t iml_len;
205 u8 *iml;
206
207 struct iwl_ucode_capabilities ucode_capa;
208 bool enhance_sensitivity_table;
209
210 u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr;
211 u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr;
212
213 struct iwl_tlv_calib_ctrl default_calib[IWL_UCODE_TYPE_MAX];
214 u32 phy_config;
215 u8 valid_tx_ant;
216 u8 valid_rx_ant;
217
218 enum iwl_fw_type type;
219
220 u8 human_readable[FW_VER_HUMAN_READABLE_SZ];
221
222 struct iwl_fw_dbg dbg;
223
224 u8 *phy_integration_ver;
225 u32 phy_integration_ver_len;
226
227 struct iwl_dump_exclude dump_excl[2], dump_excl_wowlan[2];
228 };
229
get_fw_dbg_mode_string(int mode)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
iwl_fw_dbg_conf_usniffer(const struct iwl_fw * fw,u8 id)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 *
iwl_get_ucode_image(const struct iwl_fw * fw,enum iwl_ucode_type ucode_type)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, u32 cmd_id, 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
271 #define FW_SYSASSERT_CPU_MASK 0xf0000000
272 #define FW_SYSASSERT_PNVM_MISSING 0x0010070d
273
274 #endif /* __iwl_fw_img_h__ */
275