Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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sys/dev/sfxge/common/efx_mcdi.h
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1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2009-2016 Solarflare Communications Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright notice, 11 * this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright notice, 13 * this list of conditions and the following disclaimer in the documentation 14 * and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 18 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 20 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 21 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 22 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 23 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 25 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 26 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * The views and conclusions contained in the software and documentation are 29 * those of the authors and should not be interpreted as representing official 30 * policies, either expressed or implied, of the FreeBSD Project. 31 * 32 * $FreeBSD$ 33 */ 34 35 #ifndef _SYS_EFX_MCDI_H 36 #define _SYS_EFX_MCDI_H 37 38 #include "efx.h" 39 #include "efx_regs_mcdi.h" 40 41 #if EFSYS_OPT_NAMES 42 #include "efx_regs_mcdi_strs.h" 43 #endif /* EFSYS_OPT_NAMES */ 44 45 #ifdef __cplusplus 46 extern "C" { 47 #endif 48 49 /* 50 * A reboot/assertion causes the MCDI status word to be set after the 51 * command word is set or a REBOOT event is sent. If we notice a reboot 52 * via these mechanisms then wait 10ms for the status word to be set. 53 */ 54 #define EFX_MCDI_STATUS_SLEEP_US 10000 55 56 struct efx_mcdi_req_s { 57 boolean_t emr_quiet; 58 /* Inputs: Command #, input buffer and length */ 59 unsigned int emr_cmd; 60 uint8_t *emr_in_buf; 61 size_t emr_in_length; 62 /* Outputs: retcode, buffer, length, and length used */ 63 efx_rc_t emr_rc; 64 uint8_t *emr_out_buf; 65 size_t emr_out_length; 66 size_t emr_out_length_used; 67 /* Internals: low level transport details */ 68 unsigned int emr_err_code; 69 unsigned int emr_err_arg; 70 #if EFSYS_OPT_MCDI_PROXY_AUTH 71 uint32_t emr_proxy_handle; 72 #endif 73 }; 74 75 typedef struct efx_mcdi_iface_s { 76 unsigned int emi_port; 77 unsigned int emi_max_version; 78 unsigned int emi_seq; 79 efx_mcdi_req_t *emi_pending_req; 80 boolean_t emi_ev_cpl; 81 boolean_t emi_new_epoch; 82 int emi_aborted; 83 uint32_t emi_poll_cnt; 84 uint32_t emi_mc_reboot_status; 85 } efx_mcdi_iface_t; 86 87 extern void 88 efx_mcdi_execute( 89 __in efx_nic_t *enp, 90 __inout efx_mcdi_req_t *emrp); 91 92 extern void 93 efx_mcdi_execute_quiet( 94 __in efx_nic_t *enp, 95 __inout efx_mcdi_req_t *emrp); 96 97 extern void 98 efx_mcdi_ev_cpl( 99 __in efx_nic_t *enp, 100 __in unsigned int seq, 101 __in unsigned int outlen, 102 __in int errcode); 103 104 #if EFSYS_OPT_MCDI_PROXY_AUTH 105 extern __checkReturn efx_rc_t 106 efx_mcdi_get_proxy_handle( 107 __in efx_nic_t *enp, 108 __in efx_mcdi_req_t *emrp, 109 __out uint32_t *handlep); 110 111 extern void 112 efx_mcdi_ev_proxy_response( 113 __in efx_nic_t *enp, 114 __in unsigned int handle, 115 __in unsigned int status); 116 #endif 117 118 extern void 119 efx_mcdi_ev_death( 120 __in efx_nic_t *enp, 121 __in int rc); 122 123 extern __checkReturn efx_rc_t 124 efx_mcdi_request_errcode( 125 __in unsigned int err); 126 127 extern void 128 efx_mcdi_raise_exception( 129 __in efx_nic_t *enp, 130 __in_opt efx_mcdi_req_t *emrp, 131 __in int rc); 132 133 typedef enum efx_mcdi_boot_e { 134 EFX_MCDI_BOOT_PRIMARY, 135 EFX_MCDI_BOOT_SECONDARY, 136 EFX_MCDI_BOOT_ROM, 137 } efx_mcdi_boot_t; 138 139 extern __checkReturn efx_rc_t 140 efx_mcdi_version( 141 __in efx_nic_t *enp, 142 __out_ecount_opt(4) uint16_t versionp[4], 143 __out_opt uint32_t *buildp, 144 __out_opt efx_mcdi_boot_t *statusp); 145 146 extern __checkReturn efx_rc_t 147 efx_mcdi_get_capabilities( 148 __in efx_nic_t *enp, 149 __out_opt uint32_t *flagsp, 150 __out_opt uint16_t *rx_dpcpu_fw_idp, 151 __out_opt uint16_t *tx_dpcpu_fw_idp, 152 __out_opt uint32_t *flags2p, 153 __out_opt uint32_t *tso2ncp); 154 155 extern __checkReturn efx_rc_t 156 efx_mcdi_read_assertion( 157 __in efx_nic_t *enp); 158 159 extern __checkReturn efx_rc_t 160 efx_mcdi_exit_assertion_handler( 161 __in efx_nic_t *enp); 162 163 extern __checkReturn efx_rc_t 164 efx_mcdi_drv_attach( 165 __in efx_nic_t *enp, 166 __in boolean_t attach); 167 168 extern __checkReturn efx_rc_t 169 efx_mcdi_get_board_cfg( 170 __in efx_nic_t *enp, 171 __out_opt uint32_t *board_typep, 172 __out_opt efx_dword_t *capabilitiesp, 173 __out_ecount_opt(6) uint8_t mac_addrp[6]); 174 175 extern __checkReturn efx_rc_t 176 efx_mcdi_get_phy_cfg( 177 __in efx_nic_t *enp); 178 179 extern __checkReturn efx_rc_t 180 efx_mcdi_firmware_update_supported( 181 __in efx_nic_t *enp, 182 __out boolean_t *supportedp); 183 184 extern __checkReturn efx_rc_t 185 efx_mcdi_macaddr_change_supported( 186 __in efx_nic_t *enp, 187 __out boolean_t *supportedp); 188 189 extern __checkReturn efx_rc_t 190 efx_mcdi_link_control_supported( 191 __in efx_nic_t *enp, 192 __out boolean_t *supportedp); 193 194 extern __checkReturn efx_rc_t 195 efx_mcdi_mac_spoofing_supported( 196 __in efx_nic_t *enp, 197 __out boolean_t *supportedp); 198 199 #if EFSYS_OPT_BIST 200 #if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 201 extern __checkReturn efx_rc_t 202 efx_mcdi_bist_enable_offline( 203 __in efx_nic_t *enp); 204 #endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 */ 205 extern __checkReturn efx_rc_t 206 efx_mcdi_bist_start( 207 __in efx_nic_t *enp, 208 __in efx_bist_type_t type); 209 #endif /* EFSYS_OPT_BIST */ 210 211 extern __checkReturn efx_rc_t 212 efx_mcdi_get_resource_limits( 213 __in efx_nic_t *enp, 214 __out_opt uint32_t *nevqp, 215 __out_opt uint32_t *nrxqp, 216 __out_opt uint32_t *ntxqp); 217 218 extern __checkReturn efx_rc_t 219 efx_mcdi_log_ctrl( 220 __in efx_nic_t *enp); 221 222 extern __checkReturn efx_rc_t 223 efx_mcdi_mac_stats_clear( 224 __in efx_nic_t *enp); 225 226 extern __checkReturn efx_rc_t 227 efx_mcdi_mac_stats_upload( 228 __in efx_nic_t *enp, 229 __in efsys_mem_t *esmp); 230 231 extern __checkReturn efx_rc_t 232 efx_mcdi_mac_stats_periodic( 233 __in efx_nic_t *enp, 234 __in efsys_mem_t *esmp, 235 __in uint16_t period_ms, 236 __in boolean_t events); 237 238 #if EFSYS_OPT_LOOPBACK 239 extern __checkReturn efx_rc_t 240 efx_mcdi_get_loopback_modes( 241 __in efx_nic_t *enp); 242 #endif /* EFSYS_OPT_LOOPBACK */ 243 244 extern __checkReturn efx_rc_t 245 efx_mcdi_phy_module_get_info( 246 __in efx_nic_t *enp, 247 __in uint8_t dev_addr, 248 __in size_t offset, 249 __in size_t len, 250 __out_bcount(len) uint8_t *data); 251 252 #define MCDI_IN(_emr, _type, _ofst) \ 253 ((_type *)((_emr).emr_in_buf + (_ofst))) 254 255 #define MCDI_IN2(_emr, _type, _ofst) \ 256 MCDI_IN(_emr, _type, MC_CMD_ ## _ofst ## _OFST) 257 258 #define MCDI_IN_SET_BYTE(_emr, _ofst, _value) \ 259 EFX_POPULATE_BYTE_1(*MCDI_IN2(_emr, efx_byte_t, _ofst), \ 260 EFX_BYTE_0, _value) 261 262 #define MCDI_IN_SET_WORD(_emr, _ofst, _value) \ 263 EFX_POPULATE_WORD_1(*MCDI_IN2(_emr, efx_word_t, _ofst), \ 264 EFX_WORD_0, _value) 265 266 #define MCDI_IN_SET_DWORD(_emr, _ofst, _value) \ 267 EFX_POPULATE_DWORD_1(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 268 EFX_DWORD_0, _value) 269 270 #define MCDI_IN_SET_DWORD_FIELD(_emr, _ofst, _field, _value) \ 271 EFX_SET_DWORD_FIELD(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 272 MC_CMD_ ## _field, _value) 273 274 #define MCDI_IN_POPULATE_DWORD_1(_emr, _ofst, _field1, _value1) \ 275 EFX_POPULATE_DWORD_1(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 276 MC_CMD_ ## _field1, _value1) 277 278 #define MCDI_IN_POPULATE_DWORD_2(_emr, _ofst, _field1, _value1, \ 279 _field2, _value2) \ 280 EFX_POPULATE_DWORD_2(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 281 MC_CMD_ ## _field1, _value1, \ 282 MC_CMD_ ## _field2, _value2) 283 284 #define MCDI_IN_POPULATE_DWORD_3(_emr, _ofst, _field1, _value1, \ 285 _field2, _value2, _field3, _value3) \ 286 EFX_POPULATE_DWORD_3(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 287 MC_CMD_ ## _field1, _value1, \ 288 MC_CMD_ ## _field2, _value2, \ 289 MC_CMD_ ## _field3, _value3) 290 291 #define MCDI_IN_POPULATE_DWORD_4(_emr, _ofst, _field1, _value1, \ 292 _field2, _value2, _field3, _value3, _field4, _value4) \ 293 EFX_POPULATE_DWORD_4(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 294 MC_CMD_ ## _field1, _value1, \ 295 MC_CMD_ ## _field2, _value2, \ 296 MC_CMD_ ## _field3, _value3, \ 297 MC_CMD_ ## _field4, _value4) 298 299 #define MCDI_IN_POPULATE_DWORD_5(_emr, _ofst, _field1, _value1, \ 300 _field2, _value2, _field3, _value3, _field4, _value4, \ 301 _field5, _value5) \ 302 EFX_POPULATE_DWORD_5(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 303 MC_CMD_ ## _field1, _value1, \ 304 MC_CMD_ ## _field2, _value2, \ 305 MC_CMD_ ## _field3, _value3, \ 306 MC_CMD_ ## _field4, _value4, \ 307 MC_CMD_ ## _field5, _value5) 308 309 #define MCDI_IN_POPULATE_DWORD_6(_emr, _ofst, _field1, _value1, \ 310 _field2, _value2, _field3, _value3, _field4, _value4, \ 311 _field5, _value5, _field6, _value6) \ 312 EFX_POPULATE_DWORD_6(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 313 MC_CMD_ ## _field1, _value1, \ 314 MC_CMD_ ## _field2, _value2, \ 315 MC_CMD_ ## _field3, _value3, \ 316 MC_CMD_ ## _field4, _value4, \ 317 MC_CMD_ ## _field5, _value5, \ 318 MC_CMD_ ## _field6, _value6) 319 320 #define MCDI_IN_POPULATE_DWORD_7(_emr, _ofst, _field1, _value1, \ 321 _field2, _value2, _field3, _value3, _field4, _value4, \ 322 _field5, _value5, _field6, _value6, _field7, _value7) \ 323 EFX_POPULATE_DWORD_7(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 324 MC_CMD_ ## _field1, _value1, \ 325 MC_CMD_ ## _field2, _value2, \ 326 MC_CMD_ ## _field3, _value3, \ 327 MC_CMD_ ## _field4, _value4, \ 328 MC_CMD_ ## _field5, _value5, \ 329 MC_CMD_ ## _field6, _value6, \ 330 MC_CMD_ ## _field7, _value7) 331 332 #define MCDI_IN_POPULATE_DWORD_8(_emr, _ofst, _field1, _value1, \ 333 _field2, _value2, _field3, _value3, _field4, _value4, \ 334 _field5, _value5, _field6, _value6, _field7, _value7, \ 335 _field8, _value8) \ 336 EFX_POPULATE_DWORD_8(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 337 MC_CMD_ ## _field1, _value1, \ 338 MC_CMD_ ## _field2, _value2, \ 339 MC_CMD_ ## _field3, _value3, \ 340 MC_CMD_ ## _field4, _value4, \ 341 MC_CMD_ ## _field5, _value5, \ 342 MC_CMD_ ## _field6, _value6, \ 343 MC_CMD_ ## _field7, _value7, \ 344 MC_CMD_ ## _field8, _value8) 345 346 #define MCDI_IN_POPULATE_DWORD_9(_emr, _ofst, _field1, _value1, \ 347 _field2, _value2, _field3, _value3, _field4, _value4, \ 348 _field5, _value5, _field6, _value6, _field7, _value7, \ 349 _field8, _value8, _field9, _value9) \ 350 EFX_POPULATE_DWORD_9(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 351 MC_CMD_ ## _field1, _value1, \ 352 MC_CMD_ ## _field2, _value2, \ 353 MC_CMD_ ## _field3, _value3, \ 354 MC_CMD_ ## _field4, _value4, \ 355 MC_CMD_ ## _field5, _value5, \ 356 MC_CMD_ ## _field6, _value6, \ 357 MC_CMD_ ## _field7, _value7, \ 358 MC_CMD_ ## _field8, _value8, \ 359 MC_CMD_ ## _field9, _value9) 360 361 #define MCDI_IN_POPULATE_DWORD_10(_emr, _ofst, _field1, _value1, \ 362 _field2, _value2, _field3, _value3, _field4, _value4, \ 363 _field5, _value5, _field6, _value6, _field7, _value7, \ 364 _field8, _value8, _field9, _value9, _field10, _value10) \ 365 EFX_POPULATE_DWORD_10(*MCDI_IN2(_emr, efx_dword_t, _ofst), \ 366 MC_CMD_ ## _field1, _value1, \ 367 MC_CMD_ ## _field2, _value2, \ 368 MC_CMD_ ## _field3, _value3, \ 369 MC_CMD_ ## _field4, _value4, \ 370 MC_CMD_ ## _field5, _value5, \ 371 MC_CMD_ ## _field6, _value6, \ 372 MC_CMD_ ## _field7, _value7, \ 373 MC_CMD_ ## _field8, _value8, \ 374 MC_CMD_ ## _field9, _value9, \ 375 MC_CMD_ ## _field10, _value10) 376 377 #define MCDI_OUT(_emr, _type, _ofst) \ 378 ((_type *)((_emr).emr_out_buf + (_ofst))) 379 380 #define MCDI_OUT2(_emr, _type, _ofst) \ 381 MCDI_OUT(_emr, _type, MC_CMD_ ## _ofst ## _OFST) 382 383 #define MCDI_OUT_BYTE(_emr, _ofst) \ 384 EFX_BYTE_FIELD(*MCDI_OUT2(_emr, efx_byte_t, _ofst), \ 385 EFX_BYTE_0) 386 387 #define MCDI_OUT_WORD(_emr, _ofst) \ 388 EFX_WORD_FIELD(*MCDI_OUT2(_emr, efx_word_t, _ofst), \ 389 EFX_WORD_0) 390 391 #define MCDI_OUT_WORD_FIELD(_emr, _ofst, _field) \ 392 EFX_WORD_FIELD(*MCDI_OUT2(_emr, efx_word_t, _ofst), \ 393 MC_CMD_ ## _field) 394 395 #define MCDI_OUT_DWORD(_emr, _ofst) \ 396 EFX_DWORD_FIELD(*MCDI_OUT2(_emr, efx_dword_t, _ofst), \ 397 EFX_DWORD_0) 398 399 #define MCDI_OUT_DWORD_FIELD(_emr, _ofst, _field) \ 400 EFX_DWORD_FIELD(*MCDI_OUT2(_emr, efx_dword_t, _ofst), \ 401 MC_CMD_ ## _field) 402 403 #define MCDI_EV_FIELD(_eqp, _field) \ 404 EFX_QWORD_FIELD(*_eqp, MCDI_EVENT_ ## _field) 405 406 #define MCDI_CMD_DWORD_FIELD(_edp, _field) \ 407 EFX_DWORD_FIELD(*_edp, MC_CMD_ ## _field) 408 409 #define EFX_MCDI_HAVE_PRIVILEGE(mask, priv) \ 410 (((mask) & (MC_CMD_PRIVILEGE_MASK_IN_GRP_ ## priv)) == \ 411 (MC_CMD_PRIVILEGE_MASK_IN_GRP_ ## priv)) 412 413 #define EFX_MCDI_BUF_SIZE(_in_len, _out_len) \ 414 EFX_P2ROUNDUP(size_t, \ 415 MAX(MAX(_in_len, _out_len), (2 * sizeof (efx_dword_t))),\ 416 sizeof (efx_dword_t)) 417 418 /* 419 * The buffer size must be a multiple of dword to ensure that MCDI works 420 * properly with Siena based boards (which use on-chip buffer). Also, it 421 * should be at minimum the size of two dwords to allow space for extended 422 * error responses if the request/response buffer sizes are smaller. 423 */ 424 #define EFX_MCDI_DECLARE_BUF(_name, _in_len, _out_len) \ 425 uint8_t _name[EFX_MCDI_BUF_SIZE(_in_len, _out_len)] = {0} 426 427 typedef enum efx_mcdi_feature_id_e { 428 EFX_MCDI_FEATURE_FW_UPDATE = 0, 429 EFX_MCDI_FEATURE_LINK_CONTROL, 430 EFX_MCDI_FEATURE_MACADDR_CHANGE, 431 EFX_MCDI_FEATURE_MAC_SPOOFING, 432 EFX_MCDI_FEATURE_NIDS 433 } efx_mcdi_feature_id_t; 434 435 #ifdef __cplusplus 436 } 437 #endif 438 439 #endif /* _SYS_EFX_MCDI_H */
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