xref: /linux/drivers/net/wireless/intel/iwlwifi/fw/img.h (revision 91a4855d6c03e770e42f17c798a36a3c46e63de2)
1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2 /*
3  * Copyright (C) 2005-2014, 2018-2024 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 #include "api/nvm-reg.h"
13 
14 #include "file.h"
15 #include "error-dump.h"
16 
17 /**
18  * enum iwl_ucode_type - type of ucode
19  *
20  * @IWL_UCODE_REGULAR: Normal runtime ucode
21  * @IWL_UCODE_INIT: Initial ucode
22  * @IWL_UCODE_WOWLAN: Wake on Wireless enabled ucode
23  * @IWL_UCODE_REGULAR_USNIFFER: Normal runtime ucode when using usniffer image
24  * @IWL_UCODE_TYPE_MAX: (internal value)
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 	u32 num_links;
55 	u32 num_beacons;
56 	DECLARE_BITMAP(_api, NUM_IWL_UCODE_TLV_API);
57 	DECLARE_BITMAP(_capa, NUM_IWL_UCODE_TLV_CAPA);
58 
59 	const struct iwl_fw_cmd_version *cmd_versions;
60 	u32 n_cmd_versions;
61 
62 	const struct iwl_fw_cmd_bios_table *cmd_bios_tables;
63 	u32 n_cmd_bios_tables;
64 };
65 
66 static inline bool
67 fw_has_api(const struct iwl_ucode_capabilities *capabilities,
68 	   iwl_ucode_tlv_api_t api)
69 {
70 	return test_bit((__force long)api, capabilities->_api);
71 }
72 
73 static inline bool
74 fw_has_capa(const struct iwl_ucode_capabilities *capabilities,
75 	    iwl_ucode_tlv_capa_t capa)
76 {
77 	return test_bit((__force long)capa, capabilities->_capa);
78 }
79 
80 /* one for each uCode image (inst/data, init/runtime/wowlan) */
81 struct fw_desc {
82 	const void *data;	/* vmalloc'ed data */
83 	u32 len;		/* size in bytes */
84 	u32 offset;		/* offset in the device */
85 };
86 
87 struct fw_img {
88 	struct fw_desc *sec;
89 	int num_sec;
90 	bool is_dual_cpus;
91 	u32 paging_mem_size;
92 };
93 
94 /*
95  * Block paging calculations
96  */
97 #define PAGE_2_EXP_SIZE 12 /* 4K == 2^12 */
98 #define FW_PAGING_SIZE BIT(PAGE_2_EXP_SIZE) /* page size is 4KB */
99 #define PAGE_PER_GROUP_2_EXP_SIZE 3
100 /* 8 pages per group */
101 #define NUM_OF_PAGE_PER_GROUP BIT(PAGE_PER_GROUP_2_EXP_SIZE)
102 /* don't change, support only 32KB size */
103 #define PAGING_BLOCK_SIZE (NUM_OF_PAGE_PER_GROUP * FW_PAGING_SIZE)
104 /* 32K == 2^15 */
105 #define BLOCK_2_EXP_SIZE (PAGE_2_EXP_SIZE + PAGE_PER_GROUP_2_EXP_SIZE)
106 
107 /*
108  * Image paging calculations
109  */
110 #define BLOCK_PER_IMAGE_2_EXP_SIZE 5
111 /* 2^5 == 32 blocks per image */
112 #define NUM_OF_BLOCK_PER_IMAGE BIT(BLOCK_PER_IMAGE_2_EXP_SIZE)
113 /* maximum image size 1024KB */
114 #define MAX_PAGING_IMAGE_SIZE (NUM_OF_BLOCK_PER_IMAGE * PAGING_BLOCK_SIZE)
115 
116 /* Virtual address signature */
117 #define PAGING_ADDR_SIG 0xAA000000
118 
119 #define PAGING_CMD_IS_SECURED BIT(9)
120 #define PAGING_CMD_IS_ENABLED BIT(8)
121 #define PAGING_CMD_NUM_OF_PAGES_IN_LAST_GRP_POS	0
122 #define PAGING_TLV_SECURE_MASK 1
123 
124 /* FW MSB Mask for regions/cache_control */
125 #define FW_ADDR_CACHE_CONTROL 0xC0000000UL
126 
127 /**
128  * struct iwl_fw_paging - FW paging descriptor
129  * @fw_paging_phys: page phy pointer
130  * @fw_paging_block: pointer to the allocated block
131  * @fw_paging_size: page size
132  * @fw_offs: offset in the device
133  */
134 struct iwl_fw_paging {
135 	dma_addr_t fw_paging_phys;
136 	struct page *fw_paging_block;
137 	u32 fw_paging_size;
138 	u32 fw_offs;
139 };
140 
141 /**
142  * enum iwl_fw_type - iwlwifi firmware type
143  * @IWL_FW_DVM: DVM firmware
144  * @IWL_FW_MVM: MVM firmware
145  */
146 enum iwl_fw_type {
147 	IWL_FW_DVM,
148 	IWL_FW_MVM,
149 };
150 
151 /**
152  * struct iwl_fw_dbg - debug data
153  *
154  * @dest_tlv: points to debug destination TLV (typically SRAM or DRAM)
155  * @n_dest_reg: num of reg_ops in dest_tlv
156  * @conf_tlv: array of pointers to configuration HCMDs
157  * @trigger_tlv: array of pointers to triggers TLVs
158  * @trigger_tlv_len: lengths of the @dbg_trigger_tlv entries
159  * @mem_tlv: Runtime addresses to dump
160  * @n_mem_tlv: number of runtime addresses
161  * @dump_mask: bitmask of dump regions
162 */
163 struct iwl_fw_dbg {
164 	struct iwl_fw_dbg_dest_tlv_v1 *dest_tlv;
165 	u8 n_dest_reg;
166 	struct iwl_fw_dbg_conf_tlv *conf_tlv[FW_DBG_CONF_MAX];
167 	struct iwl_fw_dbg_trigger_tlv *trigger_tlv[FW_DBG_TRIGGER_MAX];
168 	size_t trigger_tlv_len[FW_DBG_TRIGGER_MAX];
169 	struct iwl_fw_dbg_mem_seg_tlv *mem_tlv;
170 	size_t n_mem_tlv;
171 	u32 dump_mask;
172 };
173 
174 struct iwl_dump_exclude {
175 	u32 addr, size;
176 };
177 
178 /**
179  * struct iwl_fw - variables associated with the firmware
180  *
181  * @ucode_ver: ucode version from the ucode file
182  * @fw_version: firmware version string
183  * @img: ucode image like ucode_rt, ucode_init, ucode_wowlan.
184  * @iml_len: length of the image loader image
185  * @iml: image loader fw image
186  * @ucode_capa: capabilities parsed from the ucode file.
187  * @enhance_sensitivity_table: device can do enhanced sensitivity.
188  * @init_evtlog_ptr: event log offset for init ucode.
189  * @init_evtlog_size: event log size for init ucode.
190  * @init_errlog_ptr: error log offset for init ucode.
191  * @inst_evtlog_ptr: event log offset for runtime ucode.
192  * @inst_evtlog_size: event log size for runtime ucode.
193  * @inst_errlog_ptr: error log offset for runtime ucode.
194  * @type: firmware type (&enum iwl_fw_type)
195  * @human_readable: human readable version
196  *	we get the ALIVE from the uCode
197  * @phy_integration_ver: PHY integration version string
198  * @phy_integration_ver_len: length of @phy_integration_ver
199  * @dump_excl: image dump exclusion areas for RT image
200  * @dump_excl_wowlan: image dump exclusion areas for WoWLAN image
201  * @pnvm_data: PNVM data embedded in the .ucode file, if any
202  * @pnvm_size: size of the embedded PNVM data
203  * @dbg: debug data, see &struct iwl_fw_dbg
204  * @default_calib: default calibration data
205  * @phy_config: PHY configuration flags
206  * @valid_rx_ant: valid RX antenna bitmap
207  * @valid_tx_ant: valid TX antenna bitmap
208  */
209 struct iwl_fw {
210 	u32 ucode_ver;
211 
212 	char fw_version[128];
213 
214 	/* ucode images */
215 	struct fw_img img[IWL_UCODE_TYPE_MAX];
216 	size_t iml_len;
217 	u8 *iml;
218 
219 	struct iwl_ucode_capabilities ucode_capa;
220 	bool enhance_sensitivity_table;
221 
222 	u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr;
223 	u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr;
224 
225 	struct iwl_tlv_calib_ctrl default_calib[IWL_UCODE_TYPE_MAX];
226 	u32 phy_config;
227 	u8 valid_tx_ant;
228 	u8 valid_rx_ant;
229 
230 	enum iwl_fw_type type;
231 
232 	u8 human_readable[FW_VER_HUMAN_READABLE_SZ];
233 
234 	struct iwl_fw_dbg dbg;
235 
236 	u8 *phy_integration_ver;
237 	u32 phy_integration_ver_len;
238 
239 	struct iwl_dump_exclude dump_excl[2], dump_excl_wowlan[2];
240 
241 	const void *pnvm_data;
242 	u32 pnvm_size;
243 };
244 
245 static inline const char *get_fw_dbg_mode_string(int mode)
246 {
247 	switch (mode) {
248 	case SMEM_MODE:
249 		return "SMEM";
250 	case EXTERNAL_MODE:
251 		return "EXTERNAL_DRAM";
252 	case MARBH_MODE:
253 		return "MARBH";
254 	case MIPI_MODE:
255 		return "MIPI";
256 	default:
257 		return "UNKNOWN";
258 	}
259 }
260 
261 static inline bool
262 iwl_fw_dbg_conf_usniffer(const struct iwl_fw *fw, u8 id)
263 {
264 	const struct iwl_fw_dbg_conf_tlv *conf_tlv = fw->dbg.conf_tlv[id];
265 
266 	if (!conf_tlv)
267 		return false;
268 
269 	return conf_tlv->usniffer;
270 }
271 
272 static inline const struct fw_img *
273 iwl_get_ucode_image(const struct iwl_fw *fw, enum iwl_ucode_type ucode_type)
274 {
275 	if (ucode_type >= IWL_UCODE_TYPE_MAX)
276 		return NULL;
277 
278 	return &fw->img[ucode_type];
279 }
280 
281 u8 iwl_fw_lookup_cmd_bios_supported_revision(const struct iwl_fw *fw,
282 					     enum bios_source table_source,
283 					     u32 cmd_id, u8 def);
284 
285 u8 iwl_fw_lookup_cmd_ver(const struct iwl_fw *fw, u32 cmd_id, u8 def);
286 
287 u8 iwl_fw_lookup_notif_ver(const struct iwl_fw *fw, u8 grp, u8 cmd, u8 def);
288 const char *iwl_fw_lookup_assert_desc(u32 num);
289 
290 #define FW_SYSASSERT_CPU_MASK		0xf0000000
291 #define FW_SYSASSERT_PNVM_MISSING	0x0010070d
292 
293 #endif  /* __iwl_fw_img_h__ */
294