1 // SPDX-License-Identifier: BSD-3-Clause 2 /* 3 * Texas Instruments System Control Interface (TISCI) Protocol 4 * 5 * Communication protocol with TI SCI hardware 6 * The system works in a message response protocol 7 * See: http://processors.wiki.ti.com/index.php/TISCI for details 8 * 9 * Copyright (C) 2015-2016 Texas Instruments Incorporated - http://www.ti.com/ 10 */ 11 12 #ifndef __TI_SCI_H 13 #define __TI_SCI_H 14 15 /* Generic Messages */ 16 #define TI_SCI_MSG_ENABLE_WDT 0x0000 17 #define TI_SCI_MSG_WAKE_RESET 0x0001 18 #define TI_SCI_MSG_VERSION 0x0002 19 #define TI_SCI_MSG_WAKE_REASON 0x0003 20 #define TI_SCI_MSG_GOODBYE 0x0004 21 #define TI_SCI_MSG_SYS_RESET 0x0005 22 23 /* Device requests */ 24 #define TI_SCI_MSG_SET_DEVICE_STATE 0x0200 25 #define TI_SCI_MSG_GET_DEVICE_STATE 0x0201 26 #define TI_SCI_MSG_SET_DEVICE_RESETS 0x0202 27 28 /* Clock requests */ 29 #define TI_SCI_MSG_SET_CLOCK_STATE 0x0100 30 #define TI_SCI_MSG_GET_CLOCK_STATE 0x0101 31 #define TI_SCI_MSG_SET_CLOCK_PARENT 0x0102 32 #define TI_SCI_MSG_GET_CLOCK_PARENT 0x0103 33 #define TI_SCI_MSG_GET_NUM_CLOCK_PARENTS 0x0104 34 #define TI_SCI_MSG_SET_CLOCK_FREQ 0x010c 35 #define TI_SCI_MSG_QUERY_CLOCK_FREQ 0x010d 36 #define TI_SCI_MSG_GET_CLOCK_FREQ 0x010e 37 38 /* Resource Management Requests */ 39 #define TI_SCI_MSG_GET_RESOURCE_RANGE 0x1500 40 41 /* IRQ requests */ 42 #define TI_SCI_MSG_SET_IRQ 0x1000 43 #define TI_SCI_MSG_FREE_IRQ 0x1001 44 45 /** 46 * struct ti_sci_msg_hdr - Generic Message Header for All messages and responses 47 * @type: Type of messages: One of TI_SCI_MSG* values 48 * @host: Host of the message 49 * @seq: Message identifier indicating a transfer sequence 50 * @flags: Flag for the message 51 */ 52 struct ti_sci_msg_hdr { 53 u16 type; 54 u8 host; 55 u8 seq; 56 #define TI_SCI_MSG_FLAG(val) (1 << (val)) 57 #define TI_SCI_FLAG_REQ_GENERIC_NORESPONSE 0x0 58 #define TI_SCI_FLAG_REQ_ACK_ON_RECEIVED TI_SCI_MSG_FLAG(0) 59 #define TI_SCI_FLAG_REQ_ACK_ON_PROCESSED TI_SCI_MSG_FLAG(1) 60 #define TI_SCI_FLAG_RESP_GENERIC_NACK 0x0 61 #define TI_SCI_FLAG_RESP_GENERIC_ACK TI_SCI_MSG_FLAG(1) 62 /* Additional Flags */ 63 u32 flags; 64 } __packed; 65 66 /** 67 * struct ti_sci_msg_resp_version - Response for a message 68 * @hdr: Generic header 69 * @firmware_description: String describing the firmware 70 * @firmware_revision: Firmware revision 71 * @abi_major: Major version of the ABI that firmware supports 72 * @abi_minor: Minor version of the ABI that firmware supports 73 * 74 * In general, ABI version changes follow the rule that minor version increments 75 * are backward compatible. Major revision changes in ABI may not be 76 * backward compatible. 77 * 78 * Response to a generic message with message type TI_SCI_MSG_VERSION 79 */ 80 struct ti_sci_msg_resp_version { 81 struct ti_sci_msg_hdr hdr; 82 char firmware_description[32]; 83 u16 firmware_revision; 84 u8 abi_major; 85 u8 abi_minor; 86 } __packed; 87 88 /** 89 * struct ti_sci_msg_req_reboot - Reboot the SoC 90 * @hdr: Generic Header 91 * 92 * Request type is TI_SCI_MSG_SYS_RESET, responded with a generic 93 * ACK/NACK message. 94 */ 95 struct ti_sci_msg_req_reboot { 96 struct ti_sci_msg_hdr hdr; 97 } __packed; 98 99 /** 100 * struct ti_sci_msg_req_set_device_state - Set the desired state of the device 101 * @hdr: Generic header 102 * @id: Indicates which device to modify 103 * @reserved: Reserved space in message, must be 0 for backward compatibility 104 * @state: The desired state of the device. 105 * 106 * Certain flags can also be set to alter the device state: 107 * + MSG_FLAG_DEVICE_WAKE_ENABLED - Configure the device to be a wake source. 108 * The meaning of this flag will vary slightly from device to device and from 109 * SoC to SoC but it generally allows the device to wake the SoC out of deep 110 * suspend states. 111 * + MSG_FLAG_DEVICE_RESET_ISO - Enable reset isolation for this device. 112 * + MSG_FLAG_DEVICE_EXCLUSIVE - Claim this device exclusively. When passed 113 * with STATE_RETENTION or STATE_ON, it will claim the device exclusively. 114 * If another host already has this device set to STATE_RETENTION or STATE_ON, 115 * the message will fail. Once successful, other hosts attempting to set 116 * STATE_RETENTION or STATE_ON will fail. 117 * 118 * Request type is TI_SCI_MSG_SET_DEVICE_STATE, responded with a generic 119 * ACK/NACK message. 120 */ 121 struct ti_sci_msg_req_set_device_state { 122 /* Additional hdr->flags options */ 123 #define MSG_FLAG_DEVICE_WAKE_ENABLED TI_SCI_MSG_FLAG(8) 124 #define MSG_FLAG_DEVICE_RESET_ISO TI_SCI_MSG_FLAG(9) 125 #define MSG_FLAG_DEVICE_EXCLUSIVE TI_SCI_MSG_FLAG(10) 126 struct ti_sci_msg_hdr hdr; 127 u32 id; 128 u32 reserved; 129 130 #define MSG_DEVICE_SW_STATE_AUTO_OFF 0 131 #define MSG_DEVICE_SW_STATE_RETENTION 1 132 #define MSG_DEVICE_SW_STATE_ON 2 133 u8 state; 134 } __packed; 135 136 /** 137 * struct ti_sci_msg_req_get_device_state - Request to get device. 138 * @hdr: Generic header 139 * @id: Device Identifier 140 * 141 * Request type is TI_SCI_MSG_GET_DEVICE_STATE, responded device state 142 * information 143 */ 144 struct ti_sci_msg_req_get_device_state { 145 struct ti_sci_msg_hdr hdr; 146 u32 id; 147 } __packed; 148 149 /** 150 * struct ti_sci_msg_resp_get_device_state - Response to get device request. 151 * @hdr: Generic header 152 * @context_loss_count: Indicates how many times the device has lost context. A 153 * driver can use this monotonic counter to determine if the device has 154 * lost context since the last time this message was exchanged. 155 * @resets: Programmed state of the reset lines. 156 * @programmed_state: The state as programmed by set_device. 157 * - Uses the MSG_DEVICE_SW_* macros 158 * @current_state: The actual state of the hardware. 159 * 160 * Response to request TI_SCI_MSG_GET_DEVICE_STATE. 161 */ 162 struct ti_sci_msg_resp_get_device_state { 163 struct ti_sci_msg_hdr hdr; 164 u32 context_loss_count; 165 u32 resets; 166 u8 programmed_state; 167 #define MSG_DEVICE_HW_STATE_OFF 0 168 #define MSG_DEVICE_HW_STATE_ON 1 169 #define MSG_DEVICE_HW_STATE_TRANS 2 170 u8 current_state; 171 } __packed; 172 173 /** 174 * struct ti_sci_msg_req_set_device_resets - Set the desired resets 175 * configuration of the device 176 * @hdr: Generic header 177 * @id: Indicates which device to modify 178 * @resets: A bit field of resets for the device. The meaning, behavior, 179 * and usage of the reset flags are device specific. 0 for a bit 180 * indicates releasing the reset represented by that bit while 1 181 * indicates keeping it held. 182 * 183 * Request type is TI_SCI_MSG_SET_DEVICE_RESETS, responded with a generic 184 * ACK/NACK message. 185 */ 186 struct ti_sci_msg_req_set_device_resets { 187 struct ti_sci_msg_hdr hdr; 188 u32 id; 189 u32 resets; 190 } __packed; 191 192 /** 193 * struct ti_sci_msg_req_set_clock_state - Request to setup a Clock state 194 * @hdr: Generic Header, Certain flags can be set specific to the clocks: 195 * MSG_FLAG_CLOCK_ALLOW_SSC: Allow this clock to be modified 196 * via spread spectrum clocking. 197 * MSG_FLAG_CLOCK_ALLOW_FREQ_CHANGE: Allow this clock's 198 * frequency to be changed while it is running so long as it 199 * is within the min/max limits. 200 * MSG_FLAG_CLOCK_INPUT_TERM: Enable input termination, this 201 * is only applicable to clock inputs on the SoC pseudo-device. 202 * @dev_id: Device identifier this request is for 203 * @clk_id: Clock identifier for the device for this request. 204 * Each device has it's own set of clock inputs. This indexes 205 * which clock input to modify. 206 * @request_state: Request the state for the clock to be set to. 207 * MSG_CLOCK_SW_STATE_UNREQ: The IP does not require this clock, 208 * it can be disabled, regardless of the state of the device 209 * MSG_CLOCK_SW_STATE_AUTO: Allow the System Controller to 210 * automatically manage the state of this clock. If the device 211 * is enabled, then the clock is enabled. If the device is set 212 * to off or retention, then the clock is internally set as not 213 * being required by the device.(default) 214 * MSG_CLOCK_SW_STATE_REQ: Configure the clock to be enabled, 215 * regardless of the state of the device. 216 * 217 * Normally, all required clocks are managed by TISCI entity, this is used 218 * only for specific control *IF* required. Auto managed state is 219 * MSG_CLOCK_SW_STATE_AUTO, in other states, TISCI entity assume remote 220 * will explicitly control. 221 * 222 * Request type is TI_SCI_MSG_SET_CLOCK_STATE, response is a generic 223 * ACK or NACK message. 224 */ 225 struct ti_sci_msg_req_set_clock_state { 226 /* Additional hdr->flags options */ 227 #define MSG_FLAG_CLOCK_ALLOW_SSC TI_SCI_MSG_FLAG(8) 228 #define MSG_FLAG_CLOCK_ALLOW_FREQ_CHANGE TI_SCI_MSG_FLAG(9) 229 #define MSG_FLAG_CLOCK_INPUT_TERM TI_SCI_MSG_FLAG(10) 230 struct ti_sci_msg_hdr hdr; 231 u32 dev_id; 232 u8 clk_id; 233 #define MSG_CLOCK_SW_STATE_UNREQ 0 234 #define MSG_CLOCK_SW_STATE_AUTO 1 235 #define MSG_CLOCK_SW_STATE_REQ 2 236 u8 request_state; 237 } __packed; 238 239 /** 240 * struct ti_sci_msg_req_get_clock_state - Request for clock state 241 * @hdr: Generic Header 242 * @dev_id: Device identifier this request is for 243 * @clk_id: Clock identifier for the device for this request. 244 * Each device has it's own set of clock inputs. This indexes 245 * which clock input to get state of. 246 * 247 * Request type is TI_SCI_MSG_GET_CLOCK_STATE, response is state 248 * of the clock 249 */ 250 struct ti_sci_msg_req_get_clock_state { 251 struct ti_sci_msg_hdr hdr; 252 u32 dev_id; 253 u8 clk_id; 254 } __packed; 255 256 /** 257 * struct ti_sci_msg_resp_get_clock_state - Response to get clock state 258 * @hdr: Generic Header 259 * @programmed_state: Any programmed state of the clock. This is one of 260 * MSG_CLOCK_SW_STATE* values. 261 * @current_state: Current state of the clock. This is one of: 262 * MSG_CLOCK_HW_STATE_NOT_READY: Clock is not ready 263 * MSG_CLOCK_HW_STATE_READY: Clock is ready 264 * 265 * Response to TI_SCI_MSG_GET_CLOCK_STATE. 266 */ 267 struct ti_sci_msg_resp_get_clock_state { 268 struct ti_sci_msg_hdr hdr; 269 u8 programmed_state; 270 #define MSG_CLOCK_HW_STATE_NOT_READY 0 271 #define MSG_CLOCK_HW_STATE_READY 1 272 u8 current_state; 273 } __packed; 274 275 /** 276 * struct ti_sci_msg_req_set_clock_parent - Set the clock parent 277 * @hdr: Generic Header 278 * @dev_id: Device identifier this request is for 279 * @clk_id: Clock identifier for the device for this request. 280 * Each device has it's own set of clock inputs. This indexes 281 * which clock input to modify. 282 * @parent_id: The new clock parent is selectable by an index via this 283 * parameter. 284 * 285 * Request type is TI_SCI_MSG_SET_CLOCK_PARENT, response is generic 286 * ACK / NACK message. 287 */ 288 struct ti_sci_msg_req_set_clock_parent { 289 struct ti_sci_msg_hdr hdr; 290 u32 dev_id; 291 u8 clk_id; 292 u8 parent_id; 293 } __packed; 294 295 /** 296 * struct ti_sci_msg_req_get_clock_parent - Get the clock parent 297 * @hdr: Generic Header 298 * @dev_id: Device identifier this request is for 299 * @clk_id: Clock identifier for the device for this request. 300 * Each device has it's own set of clock inputs. This indexes 301 * which clock input to get the parent for. 302 * 303 * Request type is TI_SCI_MSG_GET_CLOCK_PARENT, response is parent information 304 */ 305 struct ti_sci_msg_req_get_clock_parent { 306 struct ti_sci_msg_hdr hdr; 307 u32 dev_id; 308 u8 clk_id; 309 } __packed; 310 311 /** 312 * struct ti_sci_msg_resp_get_clock_parent - Response with clock parent 313 * @hdr: Generic Header 314 * @parent_id: The current clock parent 315 * 316 * Response to TI_SCI_MSG_GET_CLOCK_PARENT. 317 */ 318 struct ti_sci_msg_resp_get_clock_parent { 319 struct ti_sci_msg_hdr hdr; 320 u8 parent_id; 321 } __packed; 322 323 /** 324 * struct ti_sci_msg_req_get_clock_num_parents - Request to get clock parents 325 * @hdr: Generic header 326 * @dev_id: Device identifier this request is for 327 * @clk_id: Clock identifier for the device for this request. 328 * 329 * This request provides information about how many clock parent options 330 * are available for a given clock to a device. This is typically used 331 * for input clocks. 332 * 333 * Request type is TI_SCI_MSG_GET_NUM_CLOCK_PARENTS, response is appropriate 334 * message, or NACK in case of inability to satisfy request. 335 */ 336 struct ti_sci_msg_req_get_clock_num_parents { 337 struct ti_sci_msg_hdr hdr; 338 u32 dev_id; 339 u8 clk_id; 340 } __packed; 341 342 /** 343 * struct ti_sci_msg_resp_get_clock_num_parents - Response for get clk parents 344 * @hdr: Generic header 345 * @num_parents: Number of clock parents 346 * 347 * Response to TI_SCI_MSG_GET_NUM_CLOCK_PARENTS 348 */ 349 struct ti_sci_msg_resp_get_clock_num_parents { 350 struct ti_sci_msg_hdr hdr; 351 u8 num_parents; 352 } __packed; 353 354 /** 355 * struct ti_sci_msg_req_query_clock_freq - Request to query a frequency 356 * @hdr: Generic Header 357 * @dev_id: Device identifier this request is for 358 * @min_freq_hz: The minimum allowable frequency in Hz. This is the minimum 359 * allowable programmed frequency and does not account for clock 360 * tolerances and jitter. 361 * @target_freq_hz: The target clock frequency. A frequency will be found 362 * as close to this target frequency as possible. 363 * @max_freq_hz: The maximum allowable frequency in Hz. This is the maximum 364 * allowable programmed frequency and does not account for clock 365 * tolerances and jitter. 366 * @clk_id: Clock identifier for the device for this request. 367 * 368 * NOTE: Normally clock frequency management is automatically done by TISCI 369 * entity. In case of specific requests, TISCI evaluates capability to achieve 370 * requested frequency within provided range and responds with 371 * result message. 372 * 373 * Request type is TI_SCI_MSG_QUERY_CLOCK_FREQ, response is appropriate message, 374 * or NACK in case of inability to satisfy request. 375 */ 376 struct ti_sci_msg_req_query_clock_freq { 377 struct ti_sci_msg_hdr hdr; 378 u32 dev_id; 379 u64 min_freq_hz; 380 u64 target_freq_hz; 381 u64 max_freq_hz; 382 u8 clk_id; 383 } __packed; 384 385 /** 386 * struct ti_sci_msg_resp_query_clock_freq - Response to a clock frequency query 387 * @hdr: Generic Header 388 * @freq_hz: Frequency that is the best match in Hz. 389 * 390 * Response to request type TI_SCI_MSG_QUERY_CLOCK_FREQ. NOTE: if the request 391 * cannot be satisfied, the message will be of type NACK. 392 */ 393 struct ti_sci_msg_resp_query_clock_freq { 394 struct ti_sci_msg_hdr hdr; 395 u64 freq_hz; 396 } __packed; 397 398 /** 399 * struct ti_sci_msg_req_set_clock_freq - Request to setup a clock frequency 400 * @hdr: Generic Header 401 * @dev_id: Device identifier this request is for 402 * @min_freq_hz: The minimum allowable frequency in Hz. This is the minimum 403 * allowable programmed frequency and does not account for clock 404 * tolerances and jitter. 405 * @target_freq_hz: The target clock frequency. The clock will be programmed 406 * at a rate as close to this target frequency as possible. 407 * @max_freq_hz: The maximum allowable frequency in Hz. This is the maximum 408 * allowable programmed frequency and does not account for clock 409 * tolerances and jitter. 410 * @clk_id: Clock identifier for the device for this request. 411 * 412 * NOTE: Normally clock frequency management is automatically done by TISCI 413 * entity. In case of specific requests, TISCI evaluates capability to achieve 414 * requested range and responds with success/failure message. 415 * 416 * This sets the desired frequency for a clock within an allowable 417 * range. This message will fail on an enabled clock unless 418 * MSG_FLAG_CLOCK_ALLOW_FREQ_CHANGE is set for the clock. Additionally, 419 * if other clocks have their frequency modified due to this message, 420 * they also must have the MSG_FLAG_CLOCK_ALLOW_FREQ_CHANGE or be disabled. 421 * 422 * Calling set frequency on a clock input to the SoC pseudo-device will 423 * inform the PMMC of that clock's frequency. Setting a frequency of 424 * zero will indicate the clock is disabled. 425 * 426 * Calling set frequency on clock outputs from the SoC pseudo-device will 427 * function similarly to setting the clock frequency on a device. 428 * 429 * Request type is TI_SCI_MSG_SET_CLOCK_FREQ, response is a generic ACK/NACK 430 * message. 431 */ 432 struct ti_sci_msg_req_set_clock_freq { 433 struct ti_sci_msg_hdr hdr; 434 u32 dev_id; 435 u64 min_freq_hz; 436 u64 target_freq_hz; 437 u64 max_freq_hz; 438 u8 clk_id; 439 } __packed; 440 441 /** 442 * struct ti_sci_msg_req_get_clock_freq - Request to get the clock frequency 443 * @hdr: Generic Header 444 * @dev_id: Device identifier this request is for 445 * @clk_id: Clock identifier for the device for this request. 446 * 447 * NOTE: Normally clock frequency management is automatically done by TISCI 448 * entity. In some cases, clock frequencies are configured by host. 449 * 450 * Request type is TI_SCI_MSG_GET_CLOCK_FREQ, responded with clock frequency 451 * that the clock is currently at. 452 */ 453 struct ti_sci_msg_req_get_clock_freq { 454 struct ti_sci_msg_hdr hdr; 455 u32 dev_id; 456 u8 clk_id; 457 } __packed; 458 459 /** 460 * struct ti_sci_msg_resp_get_clock_freq - Response of clock frequency request 461 * @hdr: Generic Header 462 * @freq_hz: Frequency that the clock is currently on, in Hz. 463 * 464 * Response to request type TI_SCI_MSG_GET_CLOCK_FREQ. 465 */ 466 struct ti_sci_msg_resp_get_clock_freq { 467 struct ti_sci_msg_hdr hdr; 468 u64 freq_hz; 469 } __packed; 470 471 #define TI_SCI_IRQ_SECONDARY_HOST_INVALID 0xff 472 473 /** 474 * struct ti_sci_msg_req_get_resource_range - Request to get a host's assigned 475 * range of resources. 476 * @hdr: Generic Header 477 * @type: Unique resource assignment type 478 * @subtype: Resource assignment subtype within the resource type. 479 * @secondary_host: Host processing entity to which the resources are 480 * allocated. This is required only when the destination 481 * host id id different from ti sci interface host id, 482 * else TI_SCI_IRQ_SECONDARY_HOST_INVALID can be passed. 483 * 484 * Request type is TI_SCI_MSG_GET_RESOURCE_RANGE. Responded with requested 485 * resource range which is of type TI_SCI_MSG_GET_RESOURCE_RANGE. 486 */ 487 struct ti_sci_msg_req_get_resource_range { 488 struct ti_sci_msg_hdr hdr; 489 #define MSG_RM_RESOURCE_TYPE_MASK GENMASK(9, 0) 490 #define MSG_RM_RESOURCE_SUBTYPE_MASK GENMASK(5, 0) 491 u16 type; 492 u8 subtype; 493 u8 secondary_host; 494 } __packed; 495 496 /** 497 * struct ti_sci_msg_resp_get_resource_range - Response to resource get range. 498 * @hdr: Generic Header 499 * @range_start: Start index of the resource range. 500 * @range_num: Number of resources in the range. 501 * 502 * Response to request TI_SCI_MSG_GET_RESOURCE_RANGE. 503 */ 504 struct ti_sci_msg_resp_get_resource_range { 505 struct ti_sci_msg_hdr hdr; 506 u16 range_start; 507 u16 range_num; 508 } __packed; 509 510 /** 511 * struct ti_sci_msg_req_manage_irq - Request to configure/release the route 512 * between the dev and the host. 513 * @hdr: Generic Header 514 * @valid_params: Bit fields defining the validity of interrupt source 515 * parameters. If a bit is not set, then corresponding 516 * field is not valid and will not be used for route set. 517 * Bit field definitions: 518 * 0 - Valid bit for @dst_id 519 * 1 - Valid bit for @dst_host_irq 520 * 2 - Valid bit for @ia_id 521 * 3 - Valid bit for @vint 522 * 4 - Valid bit for @global_event 523 * 5 - Valid bit for @vint_status_bit_index 524 * 31 - Valid bit for @secondary_host 525 * @src_id: IRQ source peripheral ID. 526 * @src_index: IRQ source index within the peripheral 527 * @dst_id: IRQ Destination ID. Based on the architecture it can be 528 * IRQ controller or host processor ID. 529 * @dst_host_irq: IRQ number of the destination host IRQ controller 530 * @ia_id: Device ID of the interrupt aggregator in which the 531 * vint resides. 532 * @vint: Virtual interrupt number if the interrupt route 533 * is through an interrupt aggregator. 534 * @global_event: Global event that is to be mapped to interrupt 535 * aggregator virtual interrupt status bit. 536 * @vint_status_bit: Virtual interrupt status bit if the interrupt route 537 * utilizes an interrupt aggregator status bit. 538 * @secondary_host: Host ID of the IRQ destination computing entity. This is 539 * required only when destination host id is different 540 * from ti sci interface host id. 541 * 542 * Request type is TI_SCI_MSG_SET/RELEASE_IRQ. 543 * Response is generic ACK / NACK message. 544 */ 545 struct ti_sci_msg_req_manage_irq { 546 struct ti_sci_msg_hdr hdr; 547 #define MSG_FLAG_DST_ID_VALID TI_SCI_MSG_FLAG(0) 548 #define MSG_FLAG_DST_HOST_IRQ_VALID TI_SCI_MSG_FLAG(1) 549 #define MSG_FLAG_IA_ID_VALID TI_SCI_MSG_FLAG(2) 550 #define MSG_FLAG_VINT_VALID TI_SCI_MSG_FLAG(3) 551 #define MSG_FLAG_GLB_EVNT_VALID TI_SCI_MSG_FLAG(4) 552 #define MSG_FLAG_VINT_STS_BIT_VALID TI_SCI_MSG_FLAG(5) 553 #define MSG_FLAG_SHOST_VALID TI_SCI_MSG_FLAG(31) 554 u32 valid_params; 555 u16 src_id; 556 u16 src_index; 557 u16 dst_id; 558 u16 dst_host_irq; 559 u16 ia_id; 560 u16 vint; 561 u16 global_event; 562 u8 vint_status_bit; 563 u8 secondary_host; 564 } __packed; 565 566 #endif /* __TI_SCI_H */ 567