cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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debug.h (11898B)


      1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
      2/*
      3 * Copyright (C) 2005-2014, 2018-2022 Intel Corporation
      4 * Copyright (C) 2013-2015 Intel Mobile Communications GmbH
      5 * Copyright (C) 2016-2017 Intel Deutschland GmbH
      6 */
      7#ifndef __iwl_fw_api_debug_h__
      8#define __iwl_fw_api_debug_h__
      9
     10/**
     11 * enum iwl_debug_cmds - debug commands
     12 */
     13enum iwl_debug_cmds {
     14	/**
     15	 * @LMAC_RD_WR:
     16	 * LMAC memory read/write, using &struct iwl_dbg_mem_access_cmd and
     17	 * &struct iwl_dbg_mem_access_rsp
     18	 */
     19	LMAC_RD_WR = 0x0,
     20	/**
     21	 * @UMAC_RD_WR:
     22	 * UMAC memory read/write, using &struct iwl_dbg_mem_access_cmd and
     23	 * &struct iwl_dbg_mem_access_rsp
     24	 */
     25	UMAC_RD_WR = 0x1,
     26	/**
     27	 * @HOST_EVENT_CFG:
     28	 * updates the enabled event severities
     29	 * &struct iwl_dbg_host_event_cfg_cmd
     30	 */
     31	HOST_EVENT_CFG = 0x3,
     32	/**
     33	 * @DBGC_SUSPEND_RESUME:
     34	 * DBGC suspend/resume commad. Uses a single dword as data:
     35	 * 0 - resume DBGC recording
     36	 * 1 - suspend DBGC recording
     37	 */
     38	DBGC_SUSPEND_RESUME = 0x7,
     39	/**
     40	 * @BUFFER_ALLOCATION:
     41	 * passes DRAM buffers to a DBGC
     42	 * &struct iwl_buf_alloc_cmd
     43	 */
     44	BUFFER_ALLOCATION = 0x8,
     45	/**
     46	 * @FW_DUMP_COMPLETE_CMD:
     47	 * sends command to fw once dump collection completed
     48	 * &struct iwl_dbg_dump_complete_cmd
     49	 */
     50	FW_DUMP_COMPLETE_CMD = 0xB,
     51	/**
     52	 * @MFU_ASSERT_DUMP_NTF:
     53	 * &struct iwl_mfu_assert_dump_notif
     54	 */
     55	MFU_ASSERT_DUMP_NTF = 0xFE,
     56};
     57
     58/* Error response/notification */
     59enum {
     60	FW_ERR_UNKNOWN_CMD = 0x0,
     61	FW_ERR_INVALID_CMD_PARAM = 0x1,
     62	FW_ERR_SERVICE = 0x2,
     63	FW_ERR_ARC_MEMORY = 0x3,
     64	FW_ERR_ARC_CODE = 0x4,
     65	FW_ERR_WATCH_DOG = 0x5,
     66	FW_ERR_WEP_GRP_KEY_INDX = 0x10,
     67	FW_ERR_WEP_KEY_SIZE = 0x11,
     68	FW_ERR_OBSOLETE_FUNC = 0x12,
     69	FW_ERR_UNEXPECTED = 0xFE,
     70	FW_ERR_FATAL = 0xFF
     71};
     72
     73/** enum iwl_dbg_suspend_resume_cmds - dbgc suspend resume operations
     74 * dbgc suspend resume command operations
     75 * @DBGC_RESUME_CMD: resume dbgc recording
     76 * @DBGC_SUSPEND_CMD: stop dbgc recording
     77 */
     78enum iwl_dbg_suspend_resume_cmds {
     79	DBGC_RESUME_CMD,
     80	DBGC_SUSPEND_CMD,
     81};
     82
     83/**
     84 * struct iwl_error_resp - FW error indication
     85 * ( REPLY_ERROR = 0x2 )
     86 * @error_type: one of FW_ERR_*
     87 * @cmd_id: the command ID for which the error occurred
     88 * @reserved1: reserved
     89 * @bad_cmd_seq_num: sequence number of the erroneous command
     90 * @error_service: which service created the error, applicable only if
     91 *     error_type = 2, otherwise 0
     92 * @timestamp: TSF in usecs.
     93 */
     94struct iwl_error_resp {
     95	__le32 error_type;
     96	u8 cmd_id;
     97	u8 reserved1;
     98	__le16 bad_cmd_seq_num;
     99	__le32 error_service;
    100	__le64 timestamp;
    101} __packed;
    102
    103#define TX_FIFO_MAX_NUM_9000		8
    104#define TX_FIFO_MAX_NUM			15
    105#define RX_FIFO_MAX_NUM			2
    106#define TX_FIFO_INTERNAL_MAX_NUM	6
    107
    108/**
    109 * struct iwl_shared_mem_cfg_v2 - Shared memory configuration information
    110 *
    111 * @shared_mem_addr: shared memory addr (pre 8000 HW set to 0x0 as MARBH is not
    112 *	accessible)
    113 * @shared_mem_size: shared memory size
    114 * @sample_buff_addr: internal sample (mon/adc) buff addr (pre 8000 HW set to
    115 *	0x0 as accessible only via DBGM RDAT)
    116 * @sample_buff_size: internal sample buff size
    117 * @txfifo_addr: start addr of TXF0 (excluding the context table 0.5KB), (pre
    118 *	8000 HW set to 0x0 as not accessible)
    119 * @txfifo_size: size of TXF0 ... TXF7
    120 * @rxfifo_size: RXF1, RXF2 sizes. If there is no RXF2, it'll have a value of 0
    121 * @page_buff_addr: used by UMAC and performance debug (page miss analysis),
    122 *	when paging is not supported this should be 0
    123 * @page_buff_size: size of %page_buff_addr
    124 * @rxfifo_addr: Start address of rxFifo
    125 * @internal_txfifo_addr: start address of internalFifo
    126 * @internal_txfifo_size: internal fifos' size
    127 *
    128 * NOTE: on firmware that don't have IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG
    129 *	 set, the last 3 members don't exist.
    130 */
    131struct iwl_shared_mem_cfg_v2 {
    132	__le32 shared_mem_addr;
    133	__le32 shared_mem_size;
    134	__le32 sample_buff_addr;
    135	__le32 sample_buff_size;
    136	__le32 txfifo_addr;
    137	__le32 txfifo_size[TX_FIFO_MAX_NUM_9000];
    138	__le32 rxfifo_size[RX_FIFO_MAX_NUM];
    139	__le32 page_buff_addr;
    140	__le32 page_buff_size;
    141	__le32 rxfifo_addr;
    142	__le32 internal_txfifo_addr;
    143	__le32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM];
    144} __packed; /* SHARED_MEM_ALLOC_API_S_VER_2 */
    145
    146/**
    147 * struct iwl_shared_mem_lmac_cfg - LMAC shared memory configuration
    148 *
    149 * @txfifo_addr: start addr of TXF0 (excluding the context table 0.5KB)
    150 * @txfifo_size: size of TX FIFOs
    151 * @rxfifo1_addr: RXF1 addr
    152 * @rxfifo1_size: RXF1 size
    153 */
    154struct iwl_shared_mem_lmac_cfg {
    155	__le32 txfifo_addr;
    156	__le32 txfifo_size[TX_FIFO_MAX_NUM];
    157	__le32 rxfifo1_addr;
    158	__le32 rxfifo1_size;
    159
    160} __packed; /* SHARED_MEM_ALLOC_LMAC_API_S_VER_1 */
    161
    162/**
    163 * struct iwl_shared_mem_cfg - Shared memory configuration information
    164 *
    165 * @shared_mem_addr: shared memory address
    166 * @shared_mem_size: shared memory size
    167 * @sample_buff_addr: internal sample (mon/adc) buff addr
    168 * @sample_buff_size: internal sample buff size
    169 * @rxfifo2_addr: start addr of RXF2
    170 * @rxfifo2_size: size of RXF2
    171 * @page_buff_addr: used by UMAC and performance debug (page miss analysis),
    172 *	when paging is not supported this should be 0
    173 * @page_buff_size: size of %page_buff_addr
    174 * @lmac_num: number of LMACs (1 or 2)
    175 * @lmac_smem: per - LMAC smem data
    176 * @rxfifo2_control_addr: start addr of RXF2C
    177 * @rxfifo2_control_size: size of RXF2C
    178 */
    179struct iwl_shared_mem_cfg {
    180	__le32 shared_mem_addr;
    181	__le32 shared_mem_size;
    182	__le32 sample_buff_addr;
    183	__le32 sample_buff_size;
    184	__le32 rxfifo2_addr;
    185	__le32 rxfifo2_size;
    186	__le32 page_buff_addr;
    187	__le32 page_buff_size;
    188	__le32 lmac_num;
    189	struct iwl_shared_mem_lmac_cfg lmac_smem[3];
    190	__le32 rxfifo2_control_addr;
    191	__le32 rxfifo2_control_size;
    192} __packed; /* SHARED_MEM_ALLOC_API_S_VER_4 */
    193
    194/**
    195 * struct iwl_mfuart_load_notif_v1 - mfuart image version & status
    196 * ( MFUART_LOAD_NOTIFICATION = 0xb1 )
    197 * @installed_ver: installed image version
    198 * @external_ver: external image version
    199 * @status: MFUART loading status
    200 * @duration: MFUART loading time
    201*/
    202struct iwl_mfuart_load_notif_v1 {
    203	__le32 installed_ver;
    204	__le32 external_ver;
    205	__le32 status;
    206	__le32 duration;
    207} __packed; /* MFU_LOADER_NTFY_API_S_VER_1 */
    208
    209/**
    210 * struct iwl_mfuart_load_notif - mfuart image version & status
    211 * ( MFUART_LOAD_NOTIFICATION = 0xb1 )
    212 * @installed_ver: installed image version
    213 * @external_ver: external image version
    214 * @status: MFUART loading status
    215 * @duration: MFUART loading time
    216 * @image_size: MFUART image size in bytes
    217*/
    218struct iwl_mfuart_load_notif {
    219	__le32 installed_ver;
    220	__le32 external_ver;
    221	__le32 status;
    222	__le32 duration;
    223	/* image size valid only in v2 of the command */
    224	__le32 image_size;
    225} __packed; /* MFU_LOADER_NTFY_API_S_VER_2 */
    226
    227/**
    228 * struct iwl_mfu_assert_dump_notif - mfuart dump logs
    229 * ( MFU_ASSERT_DUMP_NTF = 0xfe )
    230 * @assert_id: mfuart assert id that cause the notif
    231 * @curr_reset_num: number of asserts since uptime
    232 * @index_num: current chunk id
    233 * @parts_num: total number of chunks
    234 * @data_size: number of data bytes sent
    235 * @data: data buffer
    236 */
    237struct iwl_mfu_assert_dump_notif {
    238	__le32   assert_id;
    239	__le32   curr_reset_num;
    240	__le16   index_num;
    241	__le16   parts_num;
    242	__le32   data_size;
    243	__le32   data[];
    244} __packed; /* MFU_DUMP_ASSERT_API_S_VER_1 */
    245
    246/**
    247 * enum iwl_mvm_marker_id - marker ids
    248 *
    249 * The ids for different type of markers to insert into the usniffer logs
    250 *
    251 * @MARKER_ID_TX_FRAME_LATENCY: TX latency marker
    252 * @MARKER_ID_SYNC_CLOCK: sync FW time and systime
    253 */
    254enum iwl_mvm_marker_id {
    255	MARKER_ID_TX_FRAME_LATENCY = 1,
    256	MARKER_ID_SYNC_CLOCK = 2,
    257}; /* MARKER_ID_API_E_VER_2 */
    258
    259/**
    260 * struct iwl_mvm_marker - mark info into the usniffer logs
    261 *
    262 * (MARKER_CMD = 0xcb)
    263 *
    264 * Mark the UTC time stamp into the usniffer logs together with additional
    265 * metadata, so the usniffer output can be parsed.
    266 * In the command response the ucode will return the GP2 time.
    267 *
    268 * @dw_len: The amount of dwords following this byte including this byte.
    269 * @marker_id: A unique marker id (iwl_mvm_marker_id).
    270 * @reserved: reserved.
    271 * @timestamp: in milliseconds since 1970-01-01 00:00:00 UTC
    272 * @metadata: additional meta data that will be written to the unsiffer log
    273 */
    274struct iwl_mvm_marker {
    275	u8 dw_len;
    276	u8 marker_id;
    277	__le16 reserved;
    278	__le64 timestamp;
    279	__le32 metadata[];
    280} __packed; /* MARKER_API_S_VER_1 */
    281
    282/**
    283 * struct iwl_mvm_marker_rsp - Response to marker cmd
    284 *
    285 * @gp2: The gp2 clock value in the FW
    286 */
    287struct iwl_mvm_marker_rsp {
    288	__le32 gp2;
    289} __packed;
    290
    291/* Operation types for the debug mem access */
    292enum {
    293	DEBUG_MEM_OP_READ = 0,
    294	DEBUG_MEM_OP_WRITE = 1,
    295	DEBUG_MEM_OP_WRITE_BYTES = 2,
    296};
    297
    298#define DEBUG_MEM_MAX_SIZE_DWORDS 32
    299
    300/**
    301 * struct iwl_dbg_mem_access_cmd - Request the device to read/write memory
    302 * @op: DEBUG_MEM_OP_*
    303 * @addr: address to read/write from/to
    304 * @len: in dwords, to read/write
    305 * @data: for write opeations, contains the source buffer
    306 */
    307struct iwl_dbg_mem_access_cmd {
    308	__le32 op;
    309	__le32 addr;
    310	__le32 len;
    311	__le32 data[];
    312} __packed; /* DEBUG_(U|L)MAC_RD_WR_CMD_API_S_VER_1 */
    313
    314/* Status responses for the debug mem access */
    315enum {
    316	DEBUG_MEM_STATUS_SUCCESS = 0x0,
    317	DEBUG_MEM_STATUS_FAILED = 0x1,
    318	DEBUG_MEM_STATUS_LOCKED = 0x2,
    319	DEBUG_MEM_STATUS_HIDDEN = 0x3,
    320	DEBUG_MEM_STATUS_LENGTH = 0x4,
    321};
    322
    323/**
    324 * struct iwl_dbg_mem_access_rsp - Response to debug mem commands
    325 * @status: DEBUG_MEM_STATUS_*
    326 * @len: read dwords (0 for write operations)
    327 * @data: contains the read DWs
    328 */
    329struct iwl_dbg_mem_access_rsp {
    330	__le32 status;
    331	__le32 len;
    332	__le32 data[];
    333} __packed; /* DEBUG_(U|L)MAC_RD_WR_RSP_API_S_VER_1 */
    334
    335/**
    336 * struct iwl_dbg_suspend_resume_cmd - dbgc suspend resume command
    337 * @operation: suspend or resume operation, uses
    338 *	&enum iwl_dbg_suspend_resume_cmds
    339 */
    340struct iwl_dbg_suspend_resume_cmd {
    341	__le32 operation;
    342} __packed;
    343
    344#define BUF_ALLOC_MAX_NUM_FRAGS 16
    345
    346/**
    347 * struct iwl_buf_alloc_frag - a DBGC fragment
    348 * @addr: base address of the fragment
    349 * @size: size of the fragment
    350 */
    351struct iwl_buf_alloc_frag {
    352	__le64 addr;
    353	__le32 size;
    354} __packed; /* FRAGMENT_STRUCTURE_API_S_VER_1 */
    355
    356/**
    357 * struct iwl_buf_alloc_cmd - buffer allocation command
    358 * @alloc_id: &enum iwl_fw_ini_allocation_id
    359 * @buf_location: &enum iwl_fw_ini_buffer_location
    360 * @num_frags: number of fragments
    361 * @frags: fragments array
    362 */
    363struct iwl_buf_alloc_cmd {
    364	__le32 alloc_id;
    365	__le32 buf_location;
    366	__le32 num_frags;
    367	struct iwl_buf_alloc_frag frags[BUF_ALLOC_MAX_NUM_FRAGS];
    368} __packed; /* BUFFER_ALLOCATION_CMD_API_S_VER_2 */
    369
    370#define DRAM_INFO_FIRST_MAGIC_WORD 0x76543210
    371#define DRAM_INFO_SECOND_MAGIC_WORD 0x89ABCDEF
    372
    373/**
    374 * struct iwL_dram_info - DRAM fragments allocation struct
    375 *
    376 * Driver will fill in the first 1K(+) of the pointed DRAM fragment
    377 *
    378 * @first_word: magic word value
    379 * @second_word: magic word value
    380 * @framfrags: DRAM fragmentaion detail
    381*/
    382struct iwl_dram_info {
    383	__le32 first_word;
    384	__le32 second_word;
    385	struct iwl_buf_alloc_cmd dram_frags[IWL_FW_INI_ALLOCATION_NUM - 1];
    386} __packed; /* INIT_DRAM_FRAGS_ALLOCATIONS_S_VER_1 */
    387
    388/**
    389 * struct iwl_dbgc1_info - DBGC1 address and size
    390 *
    391 * Driver will fill the dbcg1 address and size at address based on config TLV.
    392 *
    393 * @first_word: all 0 set as identifier
    394 * @dbgc1_add_lsb: LSB bits of DBGC1 physical address
    395 * @dbgc1_add_msb: MSB bits of DBGC1 physical address
    396 * @dbgc1_size: DBGC1 size
    397*/
    398struct iwl_dbgc1_info {
    399	__le32 first_word;
    400	__le32 dbgc1_add_lsb;
    401	__le32 dbgc1_add_msb;
    402	__le32 dbgc1_size;
    403} __packed; /* INIT_DRAM_FRAGS_ALLOCATIONS_S_VER_1 */
    404
    405/**
    406 * struct iwl_dbg_host_event_cfg_cmd
    407 * @enabled_severities: enabled severities
    408 */
    409struct iwl_dbg_host_event_cfg_cmd {
    410	__le32 enabled_severities;
    411} __packed; /* DEBUG_HOST_EVENT_CFG_CMD_API_S_VER_1 */
    412
    413/**
    414 * struct iwl_dbg_dump_complete_cmd - dump complete cmd
    415 *
    416 * @tp: timepoint whose dump has completed
    417 * @tp_data: timepoint data
    418 */
    419struct iwl_dbg_dump_complete_cmd {
    420	__le32 tp;
    421	__le32 tp_data;
    422} __packed; /* FW_DUMP_COMPLETE_CMD_API_S_VER_1 */
    423
    424#endif /* __iwl_fw_api_debug_h__ */