summaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/intel/iwlwifi/fw/img.h
blob: 993bda17fa309f0858023cdd4d4d5aac4b78de49 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/*
 * Copyright (C) 2005-2014, 2018-2021 Intel Corporation
 * Copyright (C) 2013-2015 Intel Mobile Communications GmbH
 * Copyright (C) 2016 Intel Deutschland GmbH
 */
#ifndef __iwl_fw_img_h__
#define __iwl_fw_img_h__
#include <linux/types.h>

#include "api/dbg-tlv.h"

#include "file.h"
#include "error-dump.h"

/**
 * enum iwl_ucode_type
 *
 * The type of ucode.
 *
 * @IWL_UCODE_REGULAR: Normal runtime ucode
 * @IWL_UCODE_INIT: Initial ucode
 * @IWL_UCODE_WOWLAN: Wake on Wireless enabled ucode
 * @IWL_UCODE_REGULAR_USNIFFER: Normal runtime ucode when using usniffer image
 */
enum iwl_ucode_type {
	IWL_UCODE_REGULAR,
	IWL_UCODE_INIT,
	IWL_UCODE_WOWLAN,
	IWL_UCODE_REGULAR_USNIFFER,
	IWL_UCODE_TYPE_MAX,
};

/*
 * enumeration of ucode section.
 * This enumeration is used directly for older firmware (before 16.0).
 * For new firmware, there can be up to 4 sections (see below) but the
 * first one packaged into the firmware file is the DATA section and
 * some debugging code accesses that.
 */
enum iwl_ucode_sec {
	IWL_UCODE_SECTION_DATA,
	IWL_UCODE_SECTION_INST,
};

struct iwl_ucode_capabilities {
	u32 max_probe_length;
	u32 n_scan_channels;
	u32 standard_phy_calibration_size;
	u32 flags;
	u32 error_log_addr;
	u32 error_log_size;
	u32 num_stations;
	unsigned long _api[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_API)];
	unsigned long _capa[BITS_TO_LONGS(NUM_IWL_UCODE_TLV_CAPA)];

	const struct iwl_fw_cmd_version *cmd_versions;
	u32 n_cmd_versions;
};

static inline bool
fw_has_api(const struct iwl_ucode_capabilities *capabilities,
	   iwl_ucode_tlv_api_t api)
{
	return test_bit((__force long)api, capabilities->_api);
}

static inline bool
fw_has_capa(const struct iwl_ucode_capabilities *capabilities,
	    iwl_ucode_tlv_capa_t capa)
{
	return test_bit((__force long)capa, capabilities->_capa);
}

/* one for each uCode image (inst/data, init/runtime/wowlan) */
struct fw_desc {
	const void *data;	/* vmalloc'ed data */
	u32 len;		/* size in bytes */
	u32 offset;		/* offset in the device */
};

struct fw_img {
	struct fw_desc *sec;
	int num_sec;
	bool is_dual_cpus;
	u32 paging_mem_size;
};

/*
 * Block paging calculations
 */
#define PAGE_2_EXP_SIZE 12 /* 4K == 2^12 */
#define FW_PAGING_SIZE BIT(PAGE_2_EXP_SIZE) /* page size is 4KB */
#define PAGE_PER_GROUP_2_EXP_SIZE 3
/* 8 pages per group */
#define NUM_OF_PAGE_PER_GROUP BIT(PAGE_PER_GROUP_2_EXP_SIZE)
/* don't change, support only 32KB size */
#define PAGING_BLOCK_SIZE (NUM_OF_PAGE_PER_GROUP * FW_PAGING_SIZE)
/* 32K == 2^15 */
#define BLOCK_2_EXP_SIZE (PAGE_2_EXP_SIZE + PAGE_PER_GROUP_2_EXP_SIZE)

/*
 * Image paging calculations
 */
#define BLOCK_PER_IMAGE_2_EXP_SIZE 5
/* 2^5 == 32 blocks per image */
#define NUM_OF_BLOCK_PER_IMAGE BIT(BLOCK_PER_IMAGE_2_EXP_SIZE)
/* maximum image size 1024KB */
#define MAX_PAGING_IMAGE_SIZE (NUM_OF_BLOCK_PER_IMAGE * PAGING_BLOCK_SIZE)

/* Virtual address signature */
#define PAGING_ADDR_SIG 0xAA000000

#define PAGING_CMD_IS_SECURED BIT(9)
#define PAGING_CMD_IS_ENABLED BIT(8)
#define PAGING_CMD_NUM_OF_PAGES_IN_LAST_GRP_POS	0
#define PAGING_TLV_SECURE_MASK 1

/* FW MSB Mask for regions/cache_control */
#define FW_ADDR_CACHE_CONTROL 0xC0000000UL

/**
 * struct iwl_fw_paging
 * @fw_paging_phys: page phy pointer
 * @fw_paging_block: pointer to the allocated block
 * @fw_paging_size: page size
 * @fw_offs: offset in the device
 */
struct iwl_fw_paging {
	dma_addr_t fw_paging_phys;
	struct page *fw_paging_block;
	u32 fw_paging_size;
	u32 fw_offs;
};

/**
 * struct iwl_fw_cscheme_list - a cipher scheme list
 * @size: a number of entries
 * @cs: cipher scheme entries
 */
struct iwl_fw_cscheme_list {
	u8 size;
	struct iwl_fw_cipher_scheme cs[];
} __packed;

/**
 * enum iwl_fw_type - iwlwifi firmware type
 * @IWL_FW_DVM: DVM firmware
 * @IWL_FW_MVM: MVM firmware
 */
enum iwl_fw_type {
	IWL_FW_DVM,
	IWL_FW_MVM,
};

/**
 * struct iwl_fw_dbg - debug data
 *
 * @dest_tlv: points to debug destination TLV (typically SRAM or DRAM)
 * @n_dest_reg: num of reg_ops in dest_tlv
 * @conf_tlv: array of pointers to configuration HCMDs
 * @trigger_tlv: array of pointers to triggers TLVs
 * @trigger_tlv_len: lengths of the @dbg_trigger_tlv entries
 * @mem_tlv: Runtime addresses to dump
 * @n_mem_tlv: number of runtime addresses
 * @dump_mask: bitmask of dump regions
*/
struct iwl_fw_dbg {
	struct iwl_fw_dbg_dest_tlv_v1 *dest_tlv;
	u8 n_dest_reg;
	struct iwl_fw_dbg_conf_tlv *conf_tlv[FW_DBG_CONF_MAX];
	struct iwl_fw_dbg_trigger_tlv *trigger_tlv[FW_DBG_TRIGGER_MAX];
	size_t trigger_tlv_len[FW_DBG_TRIGGER_MAX];
	struct iwl_fw_dbg_mem_seg_tlv *mem_tlv;
	size_t n_mem_tlv;
	u32 dump_mask;
};

struct iwl_dump_exclude {
	u32 addr, size;
};

/**
 * struct iwl_fw - variables associated with the firmware
 *
 * @ucode_ver: ucode version from the ucode file
 * @fw_version: firmware version string
 * @img: ucode image like ucode_rt, ucode_init, ucode_wowlan.
 * @iml_len: length of the image loader image
 * @iml: image loader fw image
 * @ucode_capa: capabilities parsed from the ucode file.
 * @enhance_sensitivity_table: device can do enhanced sensitivity.
 * @init_evtlog_ptr: event log offset for init ucode.
 * @init_evtlog_size: event log size for init ucode.
 * @init_errlog_ptr: error log offfset for init ucode.
 * @inst_evtlog_ptr: event log offset for runtime ucode.
 * @inst_evtlog_size: event log size for runtime ucode.
 * @inst_errlog_ptr: error log offfset for runtime ucode.
 * @type: firmware type (&enum iwl_fw_type)
 * @cipher_scheme: optional external cipher scheme.
 * @human_readable: human readable version
 *	we get the ALIVE from the uCode
 * @phy_integration_ver: PHY integration version string
 * @phy_integration_ver_len: length of @phy_integration_ver
 * @dump_excl: image dump exclusion areas for RT image
 * @dump_excl_wowlan: image dump exclusion areas for WoWLAN image
 */
struct iwl_fw {
	u32 ucode_ver;

	char fw_version[64];

	/* ucode images */
	struct fw_img img[IWL_UCODE_TYPE_MAX];
	size_t iml_len;
	u8 *iml;

	struct iwl_ucode_capabilities ucode_capa;
	bool enhance_sensitivity_table;

	u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr;
	u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr;

	struct iwl_tlv_calib_ctrl default_calib[IWL_UCODE_TYPE_MAX];
	u32 phy_config;
	u8 valid_tx_ant;
	u8 valid_rx_ant;

	enum iwl_fw_type type;

	struct iwl_fw_cipher_scheme cs[IWL_UCODE_MAX_CS];
	u8 human_readable[FW_VER_HUMAN_READABLE_SZ];

	struct iwl_fw_dbg dbg;

	u8 *phy_integration_ver;
	u32 phy_integration_ver_len;

	struct iwl_dump_exclude dump_excl[2], dump_excl_wowlan[2];
};

static inline const char *get_fw_dbg_mode_string(int mode)
{
	switch (mode) {
	case SMEM_MODE:
		return "SMEM";
	case EXTERNAL_MODE:
		return "EXTERNAL_DRAM";
	case MARBH_MODE:
		return "MARBH";
	case MIPI_MODE:
		return "MIPI";
	default:
		return "UNKNOWN";
	}
}

static inline bool
iwl_fw_dbg_conf_usniffer(const struct iwl_fw *fw, u8 id)
{
	const struct iwl_fw_dbg_conf_tlv *conf_tlv = fw->dbg.conf_tlv[id];

	if (!conf_tlv)
		return false;

	return conf_tlv->usniffer;
}

static inline const struct fw_img *
iwl_get_ucode_image(const struct iwl_fw *fw, enum iwl_ucode_type ucode_type)
{
	if (ucode_type >= IWL_UCODE_TYPE_MAX)
		return NULL;

	return &fw->img[ucode_type];
}

u8 iwl_fw_lookup_cmd_ver(const struct iwl_fw *fw, u8 grp, u8 cmd, u8 def);

u8 iwl_fw_lookup_notif_ver(const struct iwl_fw *fw, u8 grp, u8 cmd, u8 def);
const char *iwl_fw_lookup_assert_desc(u32 num);
#endif  /* __iwl_fw_img_h__ */