1 /*! 2 * \file opencsd/ocsd_if_types.h 3 * \brief OpenCSD : Standard Types used in the library interfaces. 4 * 5 * \copyright Copyright (c) 2015, ARM Limited. All Rights Reserved. 6 */ 7 8 /* 9 * Redistribution and use in source and binary forms, with or without modification, 10 * are permitted provided that the following conditions are met: 11 * 12 * 1. Redistributions of source code must retain the above copyright notice, 13 * this list of conditions and the following disclaimer. 14 * 15 * 2. Redistributions in binary form must reproduce the above copyright notice, 16 * this list of conditions and the following disclaimer in the documentation 17 * and/or other materials provided with the distribution. 18 * 19 * 3. Neither the name of the copyright holder nor the names of its contributors 20 * may be used to endorse or promote products derived from this software without 21 * specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 25 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 29 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 30 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 32 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 #ifndef ARM_OCSD_IF_TYPES_H_INCLUDED 36 #define ARM_OCSD_IF_TYPES_H_INCLUDED 37 38 #include <stdint.h> 39 #include <stddef.h> 40 #if defined(_MSC_VER) && (_MSC_VER < 1900) 41 /** VS2010 does not support inttypes - remove when VS2010 support is dropped */ 42 #define __PRI64_PREFIX "ll" 43 #define PRIX64 __PRI64_PREFIX "X" 44 #define PRIu64 __PRI64_PREFIX "u" 45 #define PRIu32 "u" 46 #else 47 #include <inttypes.h> 48 #endif 49 50 51 /** @defgroup ocsd_interfaces OpenCSD Library : Interfaces 52 @brief Set of types, structures and virtual interface classes making up the primary API 53 54 Set of component interfaces that connect various source reader and decode components into a 55 decode tree to allow trace decode for the trace data being output by the source reader. 56 57 @{*/ 58 59 60 61 /** @name Trace Indexing and Channel IDs 62 @{*/ 63 #ifdef ENABLE_LARGE_TRACE_SOURCES 64 typedef uint64_t ocsd_trc_index_t; /**< Trace source index type - 64 bit size */ 65 #define OCSD_TRC_IDX_STR PRIu64 66 #else 67 typedef uint32_t ocsd_trc_index_t; /**< Trace source index type - 32 bit size */ 68 #define OCSD_TRC_IDX_STR PRIu32 69 #endif 70 71 /** Invalid trace index value */ 72 #define OCSD_BAD_TRC_INDEX ((ocsd_trc_index_t)-1) 73 /** Invalid trace source ID value */ 74 #define OCSD_BAD_CS_SRC_ID ((uint8_t)-1) 75 /** macro returing true if trace source ID is in valid range (0x0 < ID < 0x70) */ 76 #define OCSD_IS_VALID_CS_SRC_ID(id) ((id > 0) && (id < 0x70)) 77 /** macro returing true if trace source ID is in reserved range (ID == 0x0 || 0x70 <= ID <= 0x7F) */ 78 #define OCSD_IS_RESERVED_CS_SRC_ID(id) ((id == 0) || ((id >= 0x70) && (id <= 0x7F)) 79 /** @}*/ 80 81 /** @name General Library Return and Error Codes 82 @{*/ 83 84 /** Library Error return type */ 85 typedef enum _ocsd_err_t { 86 87 /* general return errors */ 88 OCSD_OK = 0, /**< No Error. */ 89 OCSD_ERR_FAIL, /**< General systemic failure. */ 90 OCSD_ERR_MEM, /**< Internal memory allocation error. */ 91 OCSD_ERR_NOT_INIT, /**< Component not initialised or initialisation failure. */ 92 OCSD_ERR_INVALID_ID, /**< Invalid CoreSight Trace Source ID. */ 93 OCSD_ERR_BAD_HANDLE, /**< Invalid handle passed to component. */ 94 OCSD_ERR_INVALID_PARAM_VAL, /**< Invalid value parameter passed to component. */ 95 OCSD_ERR_INVALID_PARAM_TYPE, /**< Type mismatch on abstract interface */ 96 OCSD_ERR_FILE_ERROR, /**< File access error */ 97 OCSD_ERR_NO_PROTOCOL, /**< Trace protocol unsupported */ 98 /* attachment point errors */ 99 OCSD_ERR_ATTACH_TOO_MANY, /**< Cannot attach - attach device limit reached. */ 100 OCSD_ERR_ATTACH_INVALID_PARAM, /**< Cannot attach - invalid parameter. */ 101 OCSD_ERR_ATTACH_COMP_NOT_FOUND,/**< Cannot detach - component not found. */ 102 /* source reader errors */ 103 OCSD_ERR_RDR_FILE_NOT_FOUND, /**< source reader - file not found. */ 104 OCSD_ERR_RDR_INVALID_INIT, /**< source reader - invalid initialisation parameter. */ 105 OCSD_ERR_RDR_NO_DECODER, /**< source reader - not trace decoder set. */ 106 /* data path errors */ 107 OCSD_ERR_DATA_DECODE_FATAL, /**< A decoder in the data path has returned a fatal error. */ 108 /* frame deformatter errors */ 109 OCSD_ERR_DFMTR_NOTCONTTRACE, /**< Trace input to deformatter none-continuous */ 110 OCSD_ERR_DFMTR_BAD_FHSYNC, /**< Bad frame or half frame sync in trace deformatter */ 111 /* packet processor errors - protocol issues etc */ 112 OCSD_ERR_BAD_PACKET_SEQ, /**< Bad packet sequence */ 113 OCSD_ERR_INVALID_PCKT_HDR, /**< Invalid packet header */ 114 OCSD_ERR_PKT_INTERP_FAIL, /**< Interpreter failed - cannot recover - bad data or sequence */ 115 /* packet decoder errors */ 116 OCSD_ERR_UNSUPPORTED_ISA, /**< ISA not supported in decoder. */ 117 OCSD_ERR_HW_CFG_UNSUPP, /**< Programmed trace configuration not supported by decoder.*/ 118 OCSD_ERR_UNSUPP_DECODE_PKT, /**< Packet not supported in decoder */ 119 OCSD_ERR_BAD_DECODE_PKT, /**< reserved or unknown packet in decoder. */ 120 OCSD_ERR_COMMIT_PKT_OVERRUN, /**< overrun in commit packet stack - tried to commit more than available */ 121 OCSD_ERR_MEM_NACC, /**< unable to access required memory address */ 122 OCSD_ERR_RET_STACK_OVERFLOW, /**< internal return stack overflow checks failed - popped more than we pushed. */ 123 /* decode tree errors */ 124 OCSD_ERR_DCDT_NO_FORMATTER, /**< No formatter in use - operation not valid. */ 125 /* target memory access errors */ 126 OCSD_ERR_MEM_ACC_OVERLAP, /**< Attempted to set an overlapping range in memory access map */ 127 OCSD_ERR_MEM_ACC_FILE_NOT_FOUND, /**< Memory access file could not be opened */ 128 OCSD_ERR_MEM_ACC_FILE_DIFF_RANGE, /**< Attempt to re-use the same memory access file for a different address range */ 129 OCSD_ERR_MEM_ACC_RANGE_INVALID, /**< Address range in accessor set to invalid values */ 130 OCSD_ERR_MEM_ACC_BAD_LEN, /**< Memory accessor returned a bad read length value (larger than requested */ 131 /* test errors - errors generated only by the test code, not the library */ 132 OCSD_ERR_TEST_SNAPSHOT_PARSE, /**< test snapshot file parse error */ 133 OCSD_ERR_TEST_SNAPSHOT_PARSE_INFO, /**< test snapshot file parse information */ 134 OCSD_ERR_TEST_SNAPSHOT_READ, /**< test snapshot reader error */ 135 OCSD_ERR_TEST_SS_TO_DECODER, /**< test snapshot to decode tree conversion error */ 136 /* decoder registration */ 137 OCSD_ERR_DCDREG_NAME_REPEAT, /**< attempted to register a decoder with the same name as another one */ 138 OCSD_ERR_DCDREG_NAME_UNKNOWN, /**< attempted to find a decoder with a name that is not known in the library */ 139 OCSD_ERR_DCDREG_TYPE_UNKNOWN, /**< attempted to find a decoder with a type that is not known in the library */ 140 OCSD_ERR_DCDREG_TOOMANY, /**< attempted to register too many custom decoders */ 141 /* decoder config */ 142 OCSD_ERR_DCD_INTERFACE_UNUSED, /**< Attempt to connect or use and interface not supported by this decoder. */ 143 /* end marker*/ 144 OCSD_ERR_LAST 145 } ocsd_err_t; 146 147 /* component handle types */ 148 typedef unsigned int ocsd_hndl_rdr_t; /**< reader control handle */ 149 typedef unsigned int ocsd_hndl_err_log_t; /**< error logger connection handle */ 150 151 /* common invalid handle type */ 152 #define OCSD_INVALID_HANDLE (unsigned int)-1 /**< Global invalid handle value */ 153 154 /*! Error Severity Type 155 * 156 * Used to indicate the severity of an error, and also as the 157 * error log verbosity level in the error logger. 158 * 159 * The logger will ignore errors with a severity value higher than the 160 * current verbosity level. 161 * 162 * The value OCSD_ERR_SEV_NONE can only be used as a verbosity level to switch off logging, 163 * not as a severity value on an error. The other values can be used as both error severity and 164 * logger verbosity values. 165 */ 166 typedef enum _ocsd_err_severity_t { 167 OCSD_ERR_SEV_NONE, /**< No error logging. */ 168 OCSD_ERR_SEV_ERROR, /**< Most severe error - perhaps fatal. */ 169 OCSD_ERR_SEV_WARN, /**< Warning level. Inconsistent or incorrect data seen but can carry on decode processing */ 170 OCSD_ERR_SEV_INFO, /**< Information only message. Use for debugging code or suspect input data. */ 171 } ocsd_err_severity_t; 172 173 /** @}*/ 174 175 /** @name Trace Datapath 176 @{*/ 177 178 /** Trace Datapath operations. 179 */ 180 typedef enum _ocsd_datapath_op_t { 181 OCSD_OP_DATA = 0, /**< Standard index + data packet */ 182 OCSD_OP_EOT, /**< End of available trace data. No data packet. */ 183 OCSD_OP_FLUSH, /**< Flush existing data where possible, retain decode state. No data packet. */ 184 OCSD_OP_RESET, /**< Reset decode state - drop any existing partial data. No data packet. */ 185 } ocsd_datapath_op_t; 186 187 /** 188 * Trace Datapath responses 189 */ 190 typedef enum _ocsd_datapath_resp_t { 191 OCSD_RESP_CONT, /**< Continue processing */ 192 OCSD_RESP_WARN_CONT, /**< Continue processing : a component logged a warning. */ 193 OCSD_RESP_ERR_CONT, /**< Continue processing : a component logged an error.*/ 194 OCSD_RESP_WAIT, /**< Pause processing */ 195 OCSD_RESP_WARN_WAIT, /**< Pause processing : a component logged a warning. */ 196 OCSD_RESP_ERR_WAIT, /**< Pause processing : a component logged an error. */ 197 OCSD_RESP_FATAL_NOT_INIT, /**< Processing Fatal Error : component unintialised. */ 198 OCSD_RESP_FATAL_INVALID_OP, /**< Processing Fatal Error : invalid data path operation. */ 199 OCSD_RESP_FATAL_INVALID_PARAM, /**< Processing Fatal Error : invalid parameter in datapath call. */ 200 OCSD_RESP_FATAL_INVALID_DATA, /**< Processing Fatal Error : invalid trace data */ 201 OCSD_RESP_FATAL_SYS_ERR, /**< Processing Fatal Error : internal system error. */ 202 } ocsd_datapath_resp_t; 203 204 /*! Macro returning true if datapath response value is FATAL. */ 205 #define OCSD_DATA_RESP_IS_FATAL(x) (x >= OCSD_RESP_FATAL_NOT_INIT) 206 /*! Macro returning true if datapath response value indicates WARNING logged. */ 207 #define OCSD_DATA_RESP_IS_WARN(x) ((x == OCSD_RESP_WARN_CONT) || (x == OCSD_RESP_WARN_WAIT)) 208 /*! Macro returning true if datapath response value indicates ERROR logged. */ 209 #define OCSD_DATA_RESP_IS_ERR(x) ((x == OCSD_RESP_ERR_CONT) || (x == OCSD_RESP_ERR_WAIT)) 210 /*! Macro returning true if datapath response value indicates WARNING or ERROR logged. */ 211 #define OCSD_DATA_RESP_IS_WARN_OR_ERR(x) (OCSD_DATA_RESP_IS_ERR(x) || OCSD_DATA_RESP_IS_WARN(x)) 212 /*! Macro returning true if datapath response value is CONT. */ 213 #define OCSD_DATA_RESP_IS_CONT(x) (x < OCSD_RESP_WAIT) 214 /*! Macro returning true if datapath response value is WAIT. */ 215 #define OCSD_DATA_RESP_IS_WAIT(x) ((x >= OCSD_RESP_WAIT) && (x < OCSD_RESP_FATAL_NOT_INIT)) 216 217 /** @}*/ 218 219 /** @name Trace Decode component types 220 @{*/ 221 222 223 /** Raw frame element data types 224 Data blocks types output from ITrcRawFrameIn. 225 */ 226 typedef enum _rcdtl_rawframe_elem_t { 227 OCSD_FRM_NONE, /**< None data operation on data path. (EOT etc.) */ 228 OCSD_FRM_PACKED, /**< Raw packed frame data */ 229 OCSD_FRM_HSYNC, /**< HSYNC data */ 230 OCSD_FRM_FSYNC, /**< Frame Sync Data */ 231 OCSD_FRM_ID_DATA, /**< unpacked data for ID */ 232 } ocsd_rawframe_elem_t; 233 234 235 /** Indicates if the trace source will be frame formatted or a single protocol source. 236 Used in decode tree creation and configuration code. 237 */ 238 typedef enum _ocsd_dcd_tree_src_t { 239 OCSD_TRC_SRC_FRAME_FORMATTED, /**< input source is frame formatted. */ 240 OCSD_TRC_SRC_SINGLE, /**< input source is from a single protocol generator. */ 241 } ocsd_dcd_tree_src_t; 242 243 #define OCSD_DFRMTR_HAS_FSYNCS 0x01 /**< Deformatter Config : formatted data has fsyncs - input data 4 byte aligned */ 244 #define OCSD_DFRMTR_HAS_HSYNCS 0x02 /**< Deformatter Config : formatted data has hsyncs - input data 2 byte aligned */ 245 #define OCSD_DFRMTR_FRAME_MEM_ALIGN 0x04 /**< Deformatter Config : formatted frames are memory aligned, no syncs. Input data 16 byte frame aligned. */ 246 #define OCSD_DFRMTR_PACKED_RAW_OUT 0x08 /**< Deformatter Config : output raw packed frame data if raw monitor attached. */ 247 #define OCSD_DFRMTR_UNPACKED_RAW_OUT 0x10 /**< Deformatter Config : output raw unpacked frame data if raw monitor attached. */ 248 #define OCSD_DFRMTR_RESET_ON_4X_FSYNC 0x20 /**< Deformatter Config : reset downstream decoders if frame aligned 4x consecutive fsyncs spotted. (perf workaround) */ 249 #define OCSD_DFRMTR_VALID_MASK 0x3F /**< Deformatter Config : valid mask for deformatter configuration */ 250 251 #define OCSD_DFRMTR_FRAME_SIZE 0x10 /**< CoreSight frame formatter frame size constant in bytes. */ 252 253 /** @}*/ 254 255 /** @name Trace Decode Component Name Prefixes 256 * 257 * Set of standard prefixes to be used for component names 258 @{*/ 259 260 /** Component name prefix for trace source reader components */ 261 #define OCSD_CMPNAME_PREFIX_SOURCE_READER "SRDR" 262 /** Component name prefix for trace frame deformatter component */ 263 #define OCSD_CMPNAME_PREFIX_FRAMEDEFORMATTER "DFMT" 264 /** Component name prefix for trace packet processor. */ 265 #define OCSD_CMPNAME_PREFIX_PKTPROC "PKTP" 266 /** Component name prefix for trace packet decoder. */ 267 #define OCSD_CMPNAME_PREFIX_PKTDEC "PDEC" 268 269 /** @}*/ 270 271 /** @name Trace Decode Arch and Profile 272 @{*/ 273 274 /** Core Architecture Version */ 275 typedef enum _ocsd_arch_version { 276 ARCH_UNKNOWN, /**< unknown architecture */ 277 ARCH_CUSTOM, /**< None ARM, custom architecture */ 278 ARCH_V7, /**< V7 architecture */ 279 ARCH_V8, /**< V8 architecture */ 280 ARCH_V8r3, /**< V8.3 architecture */ 281 } ocsd_arch_version_t; 282 283 // macros for arch version comparisons. 284 #define OCSD_IS_V8_ARCH(arch) ((arch >= ARCH_V8) && (arch <= ARCH_V8r3)) 285 #define OCSD_MIN_V8_ARCH(arch) (arch >= ARCH_V8) 286 287 /** Core Profile */ 288 typedef enum _ocsd_core_profile { 289 profile_Unknown, /**< Unknown profile */ 290 profile_CortexM, /**< Cortex-M profile */ 291 profile_CortexR, /**< Cortex-R profile */ 292 profile_CortexA, /**< Cortex-A profile */ 293 profile_Custom, /**< None ARM, custom arch profile */ 294 } ocsd_core_profile_t; 295 296 /** Combined architecture and profile descriptor for a core */ 297 typedef struct _ocsd_arch_profile_t { 298 ocsd_arch_version_t arch; /**< core architecture */ 299 ocsd_core_profile_t profile; /**< core profile */ 300 } ocsd_arch_profile_t; 301 302 /* may want to use a 32 bit v-addr when running on 32 bit only ARM platforms. */ 303 #ifdef USE_32BIT_V_ADDR 304 typedef uint32_t ocsd_vaddr_t; /**< 32 bit virtual addressing in library - use if compiling on 32 bit platforms */ 305 #define OCSD_MAX_VA_BITSIZE 32 /**< 32 bit Virtual address bitsize macro */ 306 #define OCSD_VA_MASK ~0UL /**< 32 bit Virtual address bitsize mask */ 307 #else 308 typedef uint64_t ocsd_vaddr_t; /**< 64 bit virtual addressing in library */ 309 #define OCSD_MAX_VA_BITSIZE 64 /**< 64 bit Virtual address bitsize macro */ 310 #define OCSD_VA_MASK ~0ULL /**< 64 bit Virtual address bitsize mask */ 311 #endif 312 313 /** A bit mask for the first 'bits' consecutive bits of an address */ 314 #define OCSD_BIT_MASK(bits) (bits == OCSD_MAX_VA_BITSIZE) ? OCSD_VA_MASK : ((ocsd_vaddr_t)1 << bits) - 1 315 316 /** @}*/ 317 318 /** @name Instruction Decode Information 319 @{*/ 320 321 /** Instruction Set Architecture type 322 * 323 */ 324 typedef enum _ocsd_isa 325 { 326 ocsd_isa_arm, /**< V7 ARM 32, V8 AArch32 */ 327 ocsd_isa_thumb2, /**< Thumb2 -> 16/32 bit instructions */ 328 ocsd_isa_aarch64, /**< V8 AArch64 */ 329 ocsd_isa_tee, /**< Thumb EE - unsupported */ 330 ocsd_isa_jazelle, /**< Jazelle - unsupported in trace */ 331 ocsd_isa_custom, /**< Instruction set - custom arch decoder */ 332 ocsd_isa_unknown /**< ISA not yet known */ 333 } ocsd_isa; 334 335 /** Security level type 336 */ 337 typedef enum _ocsd_sec_level 338 { 339 ocsd_sec_secure, /**< Core is in secure state */ 340 ocsd_sec_nonsecure /**< Core is in non-secure state */ 341 } ocsd_sec_level ; 342 343 /** Exception level type 344 */ 345 typedef enum _ocsd_ex_level 346 { 347 ocsd_EL_unknown = -1, /**< EL unknown / unsupported in trace */ 348 ocsd_EL0 = 0, /**< EL0 */ 349 ocsd_EL1, /**< EL1 */ 350 ocsd_EL2, /**< EL2 */ 351 ocsd_EL3, /**< EL3 */ 352 } ocsd_ex_level; 353 354 355 /** instruction types - significant for waypoint calculaitons */ 356 typedef enum _ocsd_instr_type { 357 OCSD_INSTR_OTHER, /**< Other instruction - not significant for waypoints. */ 358 OCSD_INSTR_BR, /**< Immediate Branch instruction */ 359 OCSD_INSTR_BR_INDIRECT, /**< Indirect Branch instruction */ 360 OCSD_INSTR_ISB, /**< Barrier : ISB instruction */ 361 OCSD_INSTR_DSB_DMB, /**< Barrier : DSB or DMB instruction */ 362 OCSD_INSTR_WFI_WFE, /**< WFI or WFE traced as direct branch */ 363 } ocsd_instr_type; 364 365 /** instruction sub types - addiitonal information passed to the output packets 366 for trace analysis tools. 367 */ 368 typedef enum _ocsd_instr_subtype { 369 OCSD_S_INSTR_NONE, /**< no subtype set */ 370 OCSD_S_INSTR_BR_LINK, /**< branch with link */ 371 OCSD_S_INSTR_V8_RET, /**< v8 ret instruction - subtype of BR_INDIRECT */ 372 OCSD_S_INSTR_V8_ERET, /**< v8 eret instruction - subtype of BR_INDIRECT */ 373 OCSD_S_INSTR_V7_IMPLIED_RET, /**< v7 instruction which could imply return e.g. MOV PC, LR; POP { ,pc} */ 374 } ocsd_instr_subtype; 375 376 /** Instruction decode request structure. 377 * 378 * Used in IInstrDecode interface. 379 * 380 * Caller fills in the input: information, callee then fills in the decoder: information. 381 */ 382 typedef struct _ocsd_instr_info { 383 /* input information */ 384 ocsd_arch_profile_t pe_type; /**< input: Core Arch and profile */ 385 ocsd_isa isa; /**< Input: Current ISA. */ 386 ocsd_vaddr_t instr_addr; /**< Input: Instruction address. */ 387 uint32_t opcode; /**< Input: Opcode at address. 16 bit opcodes will use MS 16bits of parameter. */ 388 uint8_t dsb_dmb_waypoints; /**< Input: DMB and DSB are waypoints */ 389 uint8_t wfi_wfe_branch; /**< Input: WFI, WFE classed as direct branches */ 390 391 /* instruction decode info */ 392 ocsd_instr_type type; /**< Decoder: Current instruction type. */ 393 ocsd_vaddr_t branch_addr; /**< Decoder: Calculated address of branch instrcution (direct branches only) */ 394 ocsd_isa next_isa; /**< Decoder: ISA for next intruction. */ 395 uint8_t instr_size; /**< Decoder : size of the decoded instruction */ 396 uint8_t is_conditional; /**< Decoder : set to 1 if this instruction is conditional */ 397 uint8_t is_link; /**< Decoder : is a branch with link instruction */ 398 uint8_t thumb_it_conditions; /**< Decoder : return number of following instructions set with conditions by this Thumb IT instruction */ 399 ocsd_instr_subtype sub_type; /**< Decoder : current instruction sub-type if known */ 400 } ocsd_instr_info; 401 402 403 /** Core(PE) context structure 404 records current security state, exception level, VMID and ContextID for core. 405 */ 406 typedef struct _ocsd_pe_context { 407 ocsd_sec_level security_level; /**< security state */ 408 ocsd_ex_level exception_level; /**< exception level */ 409 uint32_t context_id; /**< context ID */ 410 uint32_t vmid; /**< VMID */ 411 struct { 412 uint32_t bits64:1; /**< 1 if 64 bit operation */ 413 uint32_t ctxt_id_valid:1; /**< 1 if context ID value valid */ 414 uint32_t vmid_valid:1; /**< 1 if VMID value is valid */ 415 uint32_t el_valid:1; /**< 1 if EL value is valid (ETMv4 traces EL, other protocols do not) */ 416 }; 417 } ocsd_pe_context; 418 419 420 /** @}*/ 421 422 /** @name Opcode Memory Access 423 Types used when accessing memory storage for traced opcodes.. 424 @{*/ 425 426 /** memory space bitfield enum for available security states and exception levels used 427 when accessing memory. */ 428 typedef enum _ocsd_mem_space_acc_t { 429 OCSD_MEM_SPACE_EL1S = 0x1, /**< S EL1/0 */ 430 OCSD_MEM_SPACE_EL1N = 0x2, /**< NS EL1/0 */ 431 OCSD_MEM_SPACE_EL2 = 0x4, /**< NS EL2 */ 432 OCSD_MEM_SPACE_EL3 = 0x8, /**< S EL3 */ 433 OCSD_MEM_SPACE_EL2S = 0x10, /**< S EL2 */ 434 OCSD_MEM_SPACE_S = 0x19, /**< Any S */ 435 OCSD_MEM_SPACE_N = 0x6, /**< Any NS */ 436 OCSD_MEM_SPACE_ANY = 0x1F, /**< Any sec level / EL - live system use current EL + sec state */ 437 } ocsd_mem_space_acc_t; 438 439 /** 440 * Callback function definition for callback function memory accessor type. 441 * 442 * When using callback memory accessor, the decoder will call this function to obtain the 443 * memory at the address for the current opcodes. The memory space will represent the current 444 * exception level and security context of the traced code. 445 * 446 * Return the number of bytes read, which can be less than the amount requested if this would take the 447 * access address outside the range of addresses defined when this callback was registered with the decoder. 448 * 449 * Return 0 bytes if start address out of covered range, or memory space is not one of those defined as supported 450 * when the callback was registered. 451 * 452 * @param p_context : opaque context pointer set by callback client. 453 * @param address : start address of memory to be accessed 454 * @param mem_space : memory space of accessed memory (current EL & security state) 455 * @param reqBytes : number of bytes required 456 * @param *byteBuffer : buffer for data. 457 * 458 * @return uint32_t : Number of bytes actually read, or 0 for access error. 459 */ 460 typedef uint32_t (* Fn_MemAcc_CB)(const void *p_context, const ocsd_vaddr_t address, const ocsd_mem_space_acc_t mem_space, const uint32_t reqBytes, uint8_t *byteBuffer); 461 462 /** 463 * Callback function definition for callback function memory accessor type. 464 * 465 * When using callback memory accessor, the decoder will call this function to obtain the 466 * memory at the address for the current opcodes. The memory space will represent the current 467 * exception level and security context of the traced code. 468 * 469 * Return the number of bytes read, which can be less than the amount requested if this would take the 470 * access address outside the range of addresses defined when this callback was registered with the decoder. 471 * 472 * Return 0 bytes if start address out of covered range, or memory space is not one of those defined as supported 473 * when the callback was registered. 474 * 475 * @param p_context : opaque context pointer set by callback client. 476 * @param address : start address of memory to be accessed 477 * @param mem_space : memory space of accessed memory (current EL & security state) 478 * @param trcID : Trace ID for source of trace - allow CB to client to associate mem req with source cpu. 479 * @param reqBytes : number of bytes required 480 * @param *byteBuffer : buffer for data. 481 * 482 * @return uint32_t : Number of bytes actually read, or 0 for access error. 483 */ 484 typedef uint32_t (* Fn_MemAccID_CB)(const void *p_context, const ocsd_vaddr_t address, const ocsd_mem_space_acc_t mem_space, const uint8_t trcID, const uint32_t reqBytes, uint8_t *byteBuffer); 485 486 487 /** memory region type for adding multi-region binary files to memory access interface */ 488 typedef struct _ocsd_file_mem_region { 489 size_t file_offset; /**< Offset from start of file for memory region */ 490 ocsd_vaddr_t start_address; /**< Start address of memory region */ 491 size_t region_size; /**< size in bytes of memory region */ 492 } ocsd_file_mem_region_t; 493 494 /** @}*/ 495 496 /** @name Packet Processor Operation Control Flags 497 common operational flags - bottom 16 bits, 498 protocol component specific - top 16 bits. 499 (common flags share bitfield with pkt decoder common flags and create flags) 500 @{*/ 501 502 #define OCSD_OPFLG_PKTPROC_NOFWD_BAD_PKTS 0x00000010 /**< don't forward bad packets up data path */ 503 #define OCSD_OPFLG_PKTPROC_NOMON_BAD_PKTS 0x00000020 /**< don't forward bad packets to monitor interface */ 504 #define OCSD_OPFLG_PKTPROC_ERR_BAD_PKTS 0x00000040 /**< throw error for bad packets - halt decoding. */ 505 #define OCSD_OPFLG_PKTPROC_UNSYNC_ON_BAD_PKTS 0x00000080 /**< switch to unsynced state on bad packets - wait for next sync point */ 506 507 /** mask to combine all common packet processor operational control flags */ 508 #define OCSD_OPFLG_PKTPROC_COMMON (OCSD_OPFLG_PKTPROC_NOFWD_BAD_PKTS | \ 509 OCSD_OPFLG_PKTPROC_NOMON_BAD_PKTS | \ 510 OCSD_OPFLG_PKTPROC_ERR_BAD_PKTS | \ 511 OCSD_OPFLG_PKTPROC_UNSYNC_ON_BAD_PKTS ) 512 513 /** mask for the component spcific flags */ 514 #define OCSD_OPFLG_COMP_MODE_MASK 0xFFFF0000 515 516 /** @}*/ 517 518 /** @name Packet Decoder Operation Control Flags 519 common operational flags - bottom 16 bits, 520 protcol component specific - top 16 bits. 521 (common flags share bitfield with pkt processor common flags and create flags) 522 @{*/ 523 524 #define OCSD_OPFLG_PKTDEC_ERROR_BAD_PKTS 0x00000100 /**< throw error on bad packets input (default is to unsync and wait) */ 525 526 /** mask to combine all common packet processor operational control flags */ 527 #define OCSD_OPFLG_PKTDEC_COMMON (OCSD_OPFLG_PKTDEC_ERROR_BAD_PKTS) 528 529 /** @}*/ 530 531 /** @name Decoder creation information 532 533 Flags to use when creating decoders by name. 534 - share bitfield with pkt processor flags and packet decoder common flags. 535 536 Builtin decoder names. 537 538 Protocol type enum. 539 @{*/ 540 541 #define OCSD_CREATE_FLG_PACKET_PROC 0x01 /**< Create packet processor only. */ 542 #define OCSD_CREATE_FLG_FULL_DECODER 0x02 /**< Create packet processor + decoder pair */ 543 #define OCSD_CREATE_FLG_INST_ID 0x04 /**< Use instance ID in decoder instance name */ 544 545 #define OCSD_BUILTIN_DCD_STM "STM" /**< STM decoder */ 546 #define OCSD_BUILTIN_DCD_ETMV3 "ETMV3" /**< ETMv3 decoder */ 547 #define OCSD_BUILTIN_DCD_ETMV4I "ETMV4I" /**< ETMv4 instruction decoder */ 548 #define OCSD_BUILTIN_DCD_ETMV4D "ETMV4D" /**< ETMv4 data decoder */ 549 #define OCSD_BUILTIN_DCD_PTM "PTM" /**< PTM decoder */ 550 551 /*! Trace Protocol Builtin Types + extern 552 */ 553 typedef enum _ocsd_trace_protocol_t { 554 OCSD_PROTOCOL_UNKNOWN = 0, /**< Protocol unknown */ 555 556 /* Built in library decoders */ 557 OCSD_PROTOCOL_ETMV3, /**< ETMV3 instruction and data trace protocol decoder. */ 558 OCSD_PROTOCOL_ETMV4I, /**< ETMV4 instruction trace protocol decoder. */ 559 OCSD_PROTOCOL_ETMV4D, /**< ETMV4 data trace protocol decoder. */ 560 OCSD_PROTOCOL_PTM, /**< PTM program flow instruction trace protocol decoder. */ 561 OCSD_PROTOCOL_STM, /**< STM system trace protocol decoder. */ 562 563 /* others to be added here */ 564 OCSD_PROTOCOL_BUILTIN_END, /**< Invalid protocol - built-in protocol types end marker */ 565 566 /* Custom / external decoders */ 567 OCSD_PROTOCOL_CUSTOM_0 = 100, /**< Values from this onwards are assigned to external registered decoders */ 568 OCSD_PROTOCOL_CUSTOM_1, 569 OCSD_PROTOCOL_CUSTOM_2, 570 OCSD_PROTOCOL_CUSTOM_3, 571 OCSD_PROTOCOL_CUSTOM_4, 572 OCSD_PROTOCOL_CUSTOM_5, 573 OCSD_PROTOCOL_CUSTOM_6, 574 OCSD_PROTOCOL_CUSTOM_7, 575 OCSD_PROTOCOL_CUSTOM_8, 576 OCSD_PROTOCOL_CUSTOM_9, 577 578 OCSD_PROTOCOL_END /**< Invalid protocol - protocol types end marker */ 579 } ocsd_trace_protocol_t; 580 581 /** Test if protocol type is a library built-in decoder */ 582 #define OCSD_PROTOCOL_IS_BUILTIN(P) ((P > OCSD_PROTOCOL_UNKNOWN) && (P < OCSD_PROTOCOL_BUILTIN_END)) 583 584 /** Test if protocol type is a custom external registered decoder */ 585 #define OCSD_PROTOCOL_IS_CUSTOM(P) ((P >= OCSD_PROTOCOL_CUSTOM_0) && (P < OCSD_PROTOCOL_END )) 586 587 /** @}*/ 588 589 590 /** @name Software Trace Packets Info 591 592 Contains the information for the generic software trace output packet. 593 594 Software trace packet master and channel data. 595 Payload info: 596 size - packet payload size in bits; 597 marker - if this packet has a marker/flag 598 timestamp - if this packet has a timestamp associated 599 number of packets - packet processor can optionally correlate identically 600 sized packets on the same master / channel to be output as a single generic packet 601 602 Payload output as separate LE buffer, of sufficient bytes to hold all the packets. 603 @{*/ 604 605 typedef struct _ocsd_swt_info { 606 uint16_t swt_master_id; 607 uint16_t swt_channel_id; 608 union { 609 struct { 610 uint32_t swt_payload_pkt_bitsize:8; /**< [bits 0:7 ] Packet size in bits of the payload packets */ 611 uint32_t swt_payload_num_packets:8; /**< [bits 8:15 ] number of consecutive packets of this type in the payload data */ 612 uint32_t swt_marker_packet:1; /**< [bit 16 ] packet is marker / flag packet */ 613 uint32_t swt_has_timestamp:1; /**< [bit 17 ] packet has timestamp. */ 614 uint32_t swt_marker_first:1; /**< [bit 18 ] for multiple packet payloads, this indicates if any marker is on first or last packet */ 615 uint32_t swt_master_err:1; /**< [bit 19 ] current master has error - payload is error code */ 616 uint32_t swt_global_err:1; /**< [bit 20 ] global error - payload is error code - master and channel ID not valid */ 617 uint32_t swt_trigger_event:1; /**< [bit 21 ] trigger event packet - payload is event number */ 618 uint32_t swt_frequency:1; /**< [bit 22 ] frequency packet - payload is frequency */ 619 uint32_t swt_id_valid:1; /**< [bit 23 ] master & channel ID has been set by input stream */ 620 }; 621 uint32_t swt_flag_bits; 622 }; 623 } ocsd_swt_info_t; 624 625 /** mask for the swt_id_valid flag - need to retain between packets */ 626 #define SWT_ID_VALID_MASK (0x1 << 23) 627 628 /** @}*/ 629 630 /** @}*/ 631 #endif // ARM_OCSD_IF_TYPES_H_INCLUDED 632 633 /* End of File opencsd/ocsd_if_types.h */ 634