1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * Copyright 2014 Freescale Semiconductor, Inc. 4 * Copyright 2017 NXP 5 * Copyright 2017-2018 NXP 6 */ 7 #include <common.h> 8 #include <errno.h> 9 #include <linux/bug.h> 10 #include <asm/io.h> 11 #include <linux/libfdt.h> 12 #include <net.h> 13 #include <fdt_support.h> 14 #include <fsl-mc/fsl_mc.h> 15 #include <fsl-mc/fsl_mc_sys.h> 16 #include <fsl-mc/fsl_mc_private.h> 17 #include <fsl-mc/fsl_dpmng.h> 18 #include <fsl-mc/fsl_dprc.h> 19 #include <fsl-mc/fsl_dpio.h> 20 #include <fsl-mc/fsl_dpni.h> 21 #include <fsl-mc/fsl_qbman_portal.h> 22 #include <fsl-mc/ldpaa_wriop.h> 23 24 #define MC_RAM_BASE_ADDR_ALIGNMENT (512UL * 1024 * 1024) 25 #define MC_RAM_BASE_ADDR_ALIGNMENT_MASK (~(MC_RAM_BASE_ADDR_ALIGNMENT - 1)) 26 #define MC_RAM_SIZE_ALIGNMENT (256UL * 1024 * 1024) 27 28 #define MC_MEM_SIZE_ENV_VAR "mcmemsize" 29 #define MC_BOOT_TIMEOUT_ENV_VAR "mcboottimeout" 30 #define MC_BOOT_ENV_VAR "mcinitcmd" 31 32 DECLARE_GLOBAL_DATA_PTR; 33 static int mc_memset_resv_ram; 34 static int mc_boot_status = -1; 35 static int mc_dpl_applied = -1; 36 #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET 37 static int mc_aiop_applied = -1; 38 #endif 39 struct fsl_mc_io *root_mc_io = NULL; 40 struct fsl_mc_io *dflt_mc_io = NULL; /* child container */ 41 uint16_t root_dprc_handle = 0; 42 uint16_t dflt_dprc_handle = 0; 43 int child_dprc_id; 44 struct fsl_dpbp_obj *dflt_dpbp = NULL; 45 struct fsl_dpio_obj *dflt_dpio = NULL; 46 struct fsl_dpni_obj *dflt_dpni = NULL; 47 static u64 mc_lazy_dpl_addr; 48 49 #ifdef DEBUG 50 void dump_ram_words(const char *title, void *addr) 51 { 52 int i; 53 uint32_t *words = addr; 54 55 printf("Dumping beginning of %s (%p):\n", title, addr); 56 for (i = 0; i < 16; i++) 57 printf("%#x ", words[i]); 58 59 printf("\n"); 60 } 61 62 void dump_mc_ccsr_regs(struct mc_ccsr_registers __iomem *mc_ccsr_regs) 63 { 64 printf("MC CCSR registers:\n" 65 "reg_gcr1 %#x\n" 66 "reg_gsr %#x\n" 67 "reg_sicbalr %#x\n" 68 "reg_sicbahr %#x\n" 69 "reg_sicapr %#x\n" 70 "reg_mcfbalr %#x\n" 71 "reg_mcfbahr %#x\n" 72 "reg_mcfapr %#x\n" 73 "reg_psr %#x\n", 74 mc_ccsr_regs->reg_gcr1, 75 mc_ccsr_regs->reg_gsr, 76 mc_ccsr_regs->reg_sicbalr, 77 mc_ccsr_regs->reg_sicbahr, 78 mc_ccsr_regs->reg_sicapr, 79 mc_ccsr_regs->reg_mcfbalr, 80 mc_ccsr_regs->reg_mcfbahr, 81 mc_ccsr_regs->reg_mcfapr, 82 mc_ccsr_regs->reg_psr); 83 } 84 #else 85 86 #define dump_ram_words(title, addr) 87 #define dump_mc_ccsr_regs(mc_ccsr_regs) 88 89 #endif /* DEBUG */ 90 91 #ifndef CONFIG_SYS_LS_MC_FW_IN_DDR 92 /** 93 * Copying MC firmware or DPL image to DDR 94 */ 95 static int mc_copy_image(const char *title, 96 u64 image_addr, u32 image_size, u64 mc_ram_addr) 97 { 98 debug("%s copied to address %p\n", title, (void *)mc_ram_addr); 99 memcpy((void *)mc_ram_addr, (void *)image_addr, image_size); 100 flush_dcache_range(mc_ram_addr, mc_ram_addr + image_size); 101 return 0; 102 } 103 104 /** 105 * MC firmware FIT image parser checks if the image is in FIT 106 * format, verifies integrity of the image and calculates 107 * raw image address and size values. 108 * Returns 0 on success and a negative errno on error. 109 * task fail. 110 **/ 111 int parse_mc_firmware_fit_image(u64 mc_fw_addr, 112 const void **raw_image_addr, 113 size_t *raw_image_size) 114 { 115 int format; 116 void *fit_hdr; 117 int node_offset; 118 const void *data; 119 size_t size; 120 const char *uname = "firmware"; 121 122 fit_hdr = (void *)mc_fw_addr; 123 124 /* Check if Image is in FIT format */ 125 format = genimg_get_format(fit_hdr); 126 127 if (format != IMAGE_FORMAT_FIT) { 128 printf("fsl-mc: ERR: Bad firmware image (not a FIT image)\n"); 129 return -EINVAL; 130 } 131 132 if (!fit_check_format(fit_hdr)) { 133 printf("fsl-mc: ERR: Bad firmware image (bad FIT header)\n"); 134 return -EINVAL; 135 } 136 137 node_offset = fit_image_get_node(fit_hdr, uname); 138 139 if (node_offset < 0) { 140 printf("fsl-mc: ERR: Bad firmware image (missing subimage)\n"); 141 return -ENOENT; 142 } 143 144 /* Verify MC firmware image */ 145 if (!(fit_image_verify(fit_hdr, node_offset))) { 146 printf("fsl-mc: ERR: Bad firmware image (bad CRC)\n"); 147 return -EINVAL; 148 } 149 150 /* Get address and size of raw image */ 151 fit_image_get_data(fit_hdr, node_offset, &data, &size); 152 153 *raw_image_addr = data; 154 *raw_image_size = size; 155 156 return 0; 157 } 158 #endif 159 160 #define MC_DT_INCREASE_SIZE 64 161 162 enum mc_fixup_type { 163 MC_FIXUP_DPL, 164 MC_FIXUP_DPC 165 }; 166 167 static int mc_fixup_mac_addr(void *blob, int nodeoffset, 168 const char *propname, struct eth_device *eth_dev, 169 enum mc_fixup_type type) 170 { 171 int err = 0, len = 0, size, i; 172 unsigned char env_enetaddr[ARP_HLEN]; 173 unsigned int enetaddr_32[ARP_HLEN]; 174 void *val = NULL; 175 176 switch (type) { 177 case MC_FIXUP_DPL: 178 /* DPL likes its addresses on 32 * ARP_HLEN bits */ 179 for (i = 0; i < ARP_HLEN; i++) 180 enetaddr_32[i] = cpu_to_fdt32(eth_dev->enetaddr[i]); 181 val = enetaddr_32; 182 len = sizeof(enetaddr_32); 183 break; 184 185 case MC_FIXUP_DPC: 186 val = eth_dev->enetaddr; 187 len = ARP_HLEN; 188 break; 189 } 190 191 /* MAC address property present */ 192 if (fdt_get_property(blob, nodeoffset, propname, NULL)) { 193 /* u-boot MAC addr randomly assigned - leave the present one */ 194 if (!eth_env_get_enetaddr_by_index("eth", eth_dev->index, 195 env_enetaddr)) 196 return err; 197 } else { 198 size = MC_DT_INCREASE_SIZE + strlen(propname) + len; 199 /* make room for mac address property */ 200 err = fdt_increase_size(blob, size); 201 if (err) { 202 printf("fdt_increase_size: err=%s\n", 203 fdt_strerror(err)); 204 return err; 205 } 206 } 207 208 err = fdt_setprop(blob, nodeoffset, propname, val, len); 209 if (err) { 210 printf("fdt_setprop: err=%s\n", fdt_strerror(err)); 211 return err; 212 } 213 214 return err; 215 } 216 217 #define is_dpni(s) (s != NULL ? !strncmp(s, "dpni@", 5) : 0) 218 219 const char *dpl_get_connection_endpoint(void *blob, char *endpoint) 220 { 221 int connoffset = fdt_path_offset(blob, "/connections"), off; 222 const char *s1, *s2; 223 224 for (off = fdt_first_subnode(blob, connoffset); 225 off >= 0; 226 off = fdt_next_subnode(blob, off)) { 227 s1 = fdt_stringlist_get(blob, off, "endpoint1", 0, NULL); 228 s2 = fdt_stringlist_get(blob, off, "endpoint2", 0, NULL); 229 230 if (!s1 || !s2) 231 continue; 232 233 if (strcmp(endpoint, s1) == 0) 234 return s2; 235 236 if (strcmp(endpoint, s2) == 0) 237 return s1; 238 } 239 240 return NULL; 241 } 242 243 static int mc_fixup_dpl_mac_addr(void *blob, int dpmac_id, 244 struct eth_device *eth_dev) 245 { 246 int objoff = fdt_path_offset(blob, "/objects"); 247 int dpmacoff = -1, dpnioff = -1; 248 const char *endpoint; 249 char mac_name[10]; 250 int err; 251 252 sprintf(mac_name, "dpmac@%d", dpmac_id); 253 dpmacoff = fdt_subnode_offset(blob, objoff, mac_name); 254 if (dpmacoff < 0) 255 /* dpmac not defined in DPL, so skip it. */ 256 return 0; 257 258 err = mc_fixup_mac_addr(blob, dpmacoff, "mac_addr", eth_dev, 259 MC_FIXUP_DPL); 260 if (err) { 261 printf("Error fixing up dpmac mac_addr in DPL\n"); 262 return err; 263 } 264 265 /* now we need to figure out if there is any 266 * DPNI connected to this MAC, so we walk the 267 * connection list 268 */ 269 endpoint = dpl_get_connection_endpoint(blob, mac_name); 270 if (!is_dpni(endpoint)) 271 return 0; 272 273 /* let's see if we can fixup the DPNI as well */ 274 dpnioff = fdt_subnode_offset(blob, objoff, endpoint); 275 if (dpnioff < 0) 276 /* DPNI not defined in DPL in the objects area */ 277 return 0; 278 279 return mc_fixup_mac_addr(blob, dpnioff, "mac_addr", eth_dev, 280 MC_FIXUP_DPL); 281 } 282 283 void fdt_fsl_mc_fixup_iommu_map_entry(void *blob) 284 { 285 u32 *prop; 286 u32 iommu_map[4]; 287 int offset; 288 int lenp; 289 290 /* find fsl-mc node */ 291 offset = fdt_path_offset(blob, "/soc/fsl-mc"); 292 if (offset < 0) 293 offset = fdt_path_offset(blob, "/fsl-mc"); 294 if (offset < 0) { 295 printf("%s: fsl-mc: ERR: fsl-mc node not found in DT, err %d\n", 296 __func__, offset); 297 return; 298 } 299 300 prop = fdt_getprop_w(blob, offset, "iommu-map", &lenp); 301 if (!prop) { 302 debug("%s: fsl-mc: ERR: missing iommu-map in fsl-mc bus node\n", 303 __func__); 304 return; 305 } 306 307 iommu_map[0] = cpu_to_fdt32(FSL_DPAA2_STREAM_ID_START); 308 iommu_map[1] = *++prop; 309 iommu_map[2] = cpu_to_fdt32(FSL_DPAA2_STREAM_ID_START); 310 iommu_map[3] = cpu_to_fdt32(FSL_DPAA2_STREAM_ID_END - 311 FSL_DPAA2_STREAM_ID_START + 1); 312 313 fdt_setprop_inplace(blob, offset, "iommu-map", 314 iommu_map, sizeof(iommu_map)); 315 } 316 317 static int mc_fixup_dpc_mac_addr(void *blob, int dpmac_id, 318 struct eth_device *eth_dev) 319 { 320 int nodeoffset = fdt_path_offset(blob, "/board_info/ports"), noff; 321 int err = 0; 322 char mac_name[10]; 323 const char link_type_mode[] = "MAC_LINK_TYPE_FIXED"; 324 325 sprintf(mac_name, "mac@%d", dpmac_id); 326 327 /* node not found - create it */ 328 noff = fdt_subnode_offset(blob, nodeoffset, (const char *)mac_name); 329 if (noff < 0) { 330 err = fdt_increase_size(blob, 200); 331 if (err) { 332 printf("fdt_increase_size: err=%s\n", 333 fdt_strerror(err)); 334 return err; 335 } 336 337 noff = fdt_add_subnode(blob, nodeoffset, mac_name); 338 if (noff < 0) { 339 printf("fdt_add_subnode: err=%s\n", 340 fdt_strerror(err)); 341 return err; 342 } 343 344 /* add default property of fixed link */ 345 err = fdt_appendprop_string(blob, noff, 346 "link_type", link_type_mode); 347 if (err) { 348 printf("fdt_appendprop_string: err=%s\n", 349 fdt_strerror(err)); 350 return err; 351 } 352 } 353 354 return mc_fixup_mac_addr(blob, noff, "port_mac_address", eth_dev, 355 MC_FIXUP_DPC); 356 } 357 358 static int mc_fixup_mac_addrs(void *blob, enum mc_fixup_type type) 359 { 360 int i, err = 0, ret = 0; 361 char ethname[ETH_NAME_LEN]; 362 struct eth_device *eth_dev; 363 364 for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++) { 365 /* port not enabled */ 366 if ((wriop_is_enabled_dpmac(i) != 1) || 367 (wriop_get_phy_address(i) == -1)) 368 continue; 369 370 snprintf(ethname, ETH_NAME_LEN, "DPMAC%d@%s", i, 371 phy_interface_strings[wriop_get_enet_if(i)]); 372 373 eth_dev = eth_get_dev_by_name(ethname); 374 if (eth_dev == NULL) 375 continue; 376 377 switch (type) { 378 case MC_FIXUP_DPL: 379 err = mc_fixup_dpl_mac_addr(blob, i, eth_dev); 380 break; 381 case MC_FIXUP_DPC: 382 err = mc_fixup_dpc_mac_addr(blob, i, eth_dev); 383 break; 384 default: 385 break; 386 } 387 388 if (err) 389 printf("fsl-mc: ERROR fixing mac address for %s\n", 390 ethname); 391 ret |= err; 392 } 393 394 return ret; 395 } 396 397 static int mc_fixup_dpc(u64 dpc_addr) 398 { 399 void *blob = (void *)dpc_addr; 400 int nodeoffset, err = 0; 401 402 /* delete any existing ICID pools */ 403 nodeoffset = fdt_path_offset(blob, "/resources/icid_pools"); 404 if (fdt_del_node(blob, nodeoffset) < 0) 405 printf("\nfsl-mc: WARNING: could not delete ICID pool\n"); 406 407 /* add a new pool */ 408 nodeoffset = fdt_path_offset(blob, "/resources"); 409 if (nodeoffset < 0) { 410 printf("\nfsl-mc: ERROR: DPC is missing /resources\n"); 411 return -EINVAL; 412 } 413 nodeoffset = fdt_add_subnode(blob, nodeoffset, "icid_pools"); 414 nodeoffset = fdt_add_subnode(blob, nodeoffset, "icid_pool@0"); 415 do_fixup_by_path_u32(blob, "/resources/icid_pools/icid_pool@0", 416 "base_icid", FSL_DPAA2_STREAM_ID_START, 1); 417 do_fixup_by_path_u32(blob, "/resources/icid_pools/icid_pool@0", 418 "num", 419 FSL_DPAA2_STREAM_ID_END - 420 FSL_DPAA2_STREAM_ID_START + 1, 1); 421 422 /* fixup MAC addresses for dpmac ports */ 423 nodeoffset = fdt_path_offset(blob, "/board_info/ports"); 424 if (nodeoffset < 0) 425 return 0; 426 427 err = mc_fixup_mac_addrs(blob, MC_FIXUP_DPC); 428 flush_dcache_range(dpc_addr, dpc_addr + fdt_totalsize(blob)); 429 430 return err; 431 } 432 433 static int load_mc_dpc(u64 mc_ram_addr, size_t mc_ram_size, u64 mc_dpc_addr) 434 { 435 u64 mc_dpc_offset; 436 #ifndef CONFIG_SYS_LS_MC_DPC_IN_DDR 437 int error; 438 void *dpc_fdt_hdr; 439 int dpc_size; 440 #endif 441 442 #ifdef CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET 443 BUILD_BUG_ON((CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET & 0x3) != 0 || 444 CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET > 0xffffffff); 445 446 mc_dpc_offset = CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET; 447 #else 448 #error "CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET not defined" 449 #endif 450 451 /* 452 * Load the MC DPC blob in the MC private DRAM block: 453 */ 454 #ifdef CONFIG_SYS_LS_MC_DPC_IN_DDR 455 printf("MC DPC is preloaded to %#llx\n", mc_ram_addr + mc_dpc_offset); 456 #else 457 /* 458 * Get address and size of the DPC blob stored in flash: 459 */ 460 dpc_fdt_hdr = (void *)mc_dpc_addr; 461 462 error = fdt_check_header(dpc_fdt_hdr); 463 if (error != 0) { 464 /* 465 * Don't return with error here, since the MC firmware can 466 * still boot without a DPC 467 */ 468 printf("\nfsl-mc: WARNING: No DPC image found"); 469 return 0; 470 } 471 472 dpc_size = fdt_totalsize(dpc_fdt_hdr); 473 if (dpc_size > CONFIG_SYS_LS_MC_DPC_MAX_LENGTH) { 474 printf("\nfsl-mc: ERROR: Bad DPC image (too large: %d)\n", 475 dpc_size); 476 return -EINVAL; 477 } 478 479 mc_copy_image("MC DPC blob", 480 (u64)dpc_fdt_hdr, dpc_size, mc_ram_addr + mc_dpc_offset); 481 #endif /* not defined CONFIG_SYS_LS_MC_DPC_IN_DDR */ 482 483 if (mc_fixup_dpc(mc_ram_addr + mc_dpc_offset)) 484 return -EINVAL; 485 486 dump_ram_words("DPC", (void *)(mc_ram_addr + mc_dpc_offset)); 487 return 0; 488 } 489 490 491 static int mc_fixup_dpl(u64 dpl_addr) 492 { 493 void *blob = (void *)dpl_addr; 494 u32 ver = fdt_getprop_u32_default(blob, "/", "dpl-version", 0); 495 int err = 0; 496 497 /* The DPL fixup for mac addresses is only relevant 498 * for old-style DPLs 499 */ 500 if (ver >= 10) 501 return 0; 502 503 err = mc_fixup_mac_addrs(blob, MC_FIXUP_DPL); 504 flush_dcache_range(dpl_addr, dpl_addr + fdt_totalsize(blob)); 505 506 return err; 507 } 508 509 static int load_mc_dpl(u64 mc_ram_addr, size_t mc_ram_size, u64 mc_dpl_addr) 510 { 511 u64 mc_dpl_offset; 512 #ifndef CONFIG_SYS_LS_MC_DPL_IN_DDR 513 int error; 514 void *dpl_fdt_hdr; 515 int dpl_size; 516 #endif 517 518 #ifdef CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET 519 BUILD_BUG_ON((CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET & 0x3) != 0 || 520 CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET > 0xffffffff); 521 522 mc_dpl_offset = CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET; 523 #else 524 #error "CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET not defined" 525 #endif 526 527 /* 528 * Load the MC DPL blob in the MC private DRAM block: 529 */ 530 #ifdef CONFIG_SYS_LS_MC_DPL_IN_DDR 531 printf("MC DPL is preloaded to %#llx\n", mc_ram_addr + mc_dpl_offset); 532 #else 533 /* 534 * Get address and size of the DPL blob stored in flash: 535 */ 536 dpl_fdt_hdr = (void *)mc_dpl_addr; 537 538 error = fdt_check_header(dpl_fdt_hdr); 539 if (error != 0) { 540 printf("\nfsl-mc: ERROR: Bad DPL image (bad header)\n"); 541 return error; 542 } 543 544 dpl_size = fdt_totalsize(dpl_fdt_hdr); 545 if (dpl_size > CONFIG_SYS_LS_MC_DPL_MAX_LENGTH) { 546 printf("\nfsl-mc: ERROR: Bad DPL image (too large: %d)\n", 547 dpl_size); 548 return -EINVAL; 549 } 550 551 mc_copy_image("MC DPL blob", 552 (u64)dpl_fdt_hdr, dpl_size, mc_ram_addr + mc_dpl_offset); 553 #endif /* not defined CONFIG_SYS_LS_MC_DPL_IN_DDR */ 554 555 if (mc_fixup_dpl(mc_ram_addr + mc_dpl_offset)) 556 return -EINVAL; 557 dump_ram_words("DPL", (void *)(mc_ram_addr + mc_dpl_offset)); 558 return 0; 559 } 560 561 /** 562 * Return the MC boot timeout value in milliseconds 563 */ 564 static unsigned long get_mc_boot_timeout_ms(void) 565 { 566 unsigned long timeout_ms = CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS; 567 568 char *timeout_ms_env_var = env_get(MC_BOOT_TIMEOUT_ENV_VAR); 569 570 if (timeout_ms_env_var) { 571 timeout_ms = simple_strtoul(timeout_ms_env_var, NULL, 10); 572 if (timeout_ms == 0) { 573 printf("fsl-mc: WARNING: Invalid value for \'" 574 MC_BOOT_TIMEOUT_ENV_VAR 575 "\' environment variable: %lu\n", 576 timeout_ms); 577 578 timeout_ms = CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS; 579 } 580 } 581 582 return timeout_ms; 583 } 584 585 #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET 586 587 __weak bool soc_has_aiop(void) 588 { 589 return false; 590 } 591 592 static int load_mc_aiop_img(u64 aiop_fw_addr) 593 { 594 u64 mc_ram_addr = mc_get_dram_addr(); 595 #ifndef CONFIG_SYS_LS_MC_DPC_IN_DDR 596 void *aiop_img; 597 #endif 598 599 /* Check if AIOP is available */ 600 if (!soc_has_aiop()) 601 return -ENODEV; 602 /* 603 * Load the MC AIOP image in the MC private DRAM block: 604 */ 605 606 #ifdef CONFIG_SYS_LS_MC_DPC_IN_DDR 607 printf("MC AIOP is preloaded to %#llx\n", mc_ram_addr + 608 CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET); 609 #else 610 aiop_img = (void *)aiop_fw_addr; 611 mc_copy_image("MC AIOP image", 612 (u64)aiop_img, CONFIG_SYS_LS_MC_AIOP_IMG_MAX_LENGTH, 613 mc_ram_addr + CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET); 614 #endif 615 mc_aiop_applied = 0; 616 617 return 0; 618 } 619 #endif 620 621 static int wait_for_mc(bool booting_mc, u32 *final_reg_gsr) 622 { 623 u32 reg_gsr; 624 u32 mc_fw_boot_status; 625 unsigned long timeout_ms = get_mc_boot_timeout_ms(); 626 struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR; 627 628 dmb(); 629 assert(timeout_ms > 0); 630 for (;;) { 631 udelay(1000); /* throttle polling */ 632 reg_gsr = in_le32(&mc_ccsr_regs->reg_gsr); 633 mc_fw_boot_status = (reg_gsr & GSR_FS_MASK); 634 if (mc_fw_boot_status & 0x1) 635 break; 636 637 timeout_ms--; 638 if (timeout_ms == 0) 639 break; 640 } 641 642 if (timeout_ms == 0) { 643 printf("ERROR: timeout\n"); 644 645 /* TODO: Get an error status from an MC CCSR register */ 646 return -ETIMEDOUT; 647 } 648 649 if (mc_fw_boot_status != 0x1) { 650 /* 651 * TODO: Identify critical errors from the GSR register's FS 652 * field and for those errors, set error to -ENODEV or other 653 * appropriate errno, so that the status property is set to 654 * failure in the fsl,dprc device tree node. 655 */ 656 printf("WARNING: Firmware returned an error (GSR: %#x)\n", 657 reg_gsr); 658 } else { 659 printf("SUCCESS\n"); 660 } 661 662 663 *final_reg_gsr = reg_gsr; 664 return 0; 665 } 666 667 int mc_init(u64 mc_fw_addr, u64 mc_dpc_addr) 668 { 669 int error = 0; 670 int portal_id = 0; 671 struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR; 672 u64 mc_ram_addr = mc_get_dram_addr(); 673 u32 reg_gsr; 674 u32 reg_mcfbalr; 675 #ifndef CONFIG_SYS_LS_MC_FW_IN_DDR 676 const void *raw_image_addr; 677 size_t raw_image_size = 0; 678 #endif 679 struct mc_version mc_ver_info; 680 u8 mc_ram_num_256mb_blocks; 681 size_t mc_ram_size = mc_get_dram_block_size(); 682 683 mc_ram_num_256mb_blocks = mc_ram_size / MC_RAM_SIZE_ALIGNMENT; 684 if (mc_ram_num_256mb_blocks < 1 || mc_ram_num_256mb_blocks > 0xff) { 685 error = -EINVAL; 686 printf("fsl-mc: ERROR: invalid MC private RAM size (%lu)\n", 687 mc_ram_size); 688 goto out; 689 } 690 691 /* 692 * Management Complex cores should be held at reset out of POR. 693 * U-Boot should be the first software to touch MC. To be safe, 694 * we reset all cores again by setting GCR1 to 0. It doesn't do 695 * anything if they are held at reset. After we setup the firmware 696 * we kick off MC by deasserting the reset bit for core 0, and 697 * deasserting the reset bits for Command Portal Managers. 698 * The stop bits are not touched here. They are used to stop the 699 * cores when they are active. Setting stop bits doesn't stop the 700 * cores from fetching instructions when they are released from 701 * reset. 702 */ 703 out_le32(&mc_ccsr_regs->reg_gcr1, 0); 704 dmb(); 705 706 #ifdef CONFIG_SYS_LS_MC_FW_IN_DDR 707 printf("MC firmware is preloaded to %#llx\n", mc_ram_addr); 708 #else 709 error = parse_mc_firmware_fit_image(mc_fw_addr, &raw_image_addr, 710 &raw_image_size); 711 if (error != 0) 712 goto out; 713 /* 714 * Load the MC FW at the beginning of the MC private DRAM block: 715 */ 716 mc_copy_image("MC Firmware", 717 (u64)raw_image_addr, raw_image_size, mc_ram_addr); 718 #endif 719 dump_ram_words("firmware", (void *)mc_ram_addr); 720 721 error = load_mc_dpc(mc_ram_addr, mc_ram_size, mc_dpc_addr); 722 if (error != 0) 723 goto out; 724 725 debug("mc_ccsr_regs %p\n", mc_ccsr_regs); 726 dump_mc_ccsr_regs(mc_ccsr_regs); 727 728 /* 729 * Tell MC what is the address range of the DRAM block assigned to it: 730 */ 731 reg_mcfbalr = (u32)mc_ram_addr | 732 (mc_ram_num_256mb_blocks - 1); 733 out_le32(&mc_ccsr_regs->reg_mcfbalr, reg_mcfbalr); 734 out_le32(&mc_ccsr_regs->reg_mcfbahr, 735 (u32)(mc_ram_addr >> 32)); 736 out_le32(&mc_ccsr_regs->reg_mcfapr, FSL_BYPASS_AMQ); 737 738 /* 739 * Tell the MC that we want delayed DPL deployment. 740 */ 741 out_le32(&mc_ccsr_regs->reg_gsr, 0xDD00); 742 743 printf("\nfsl-mc: Booting Management Complex ... "); 744 745 /* 746 * Deassert reset and release MC core 0 to run 747 */ 748 out_le32(&mc_ccsr_regs->reg_gcr1, GCR1_P1_DE_RST | GCR1_M_ALL_DE_RST); 749 error = wait_for_mc(true, ®_gsr); 750 if (error != 0) 751 goto out; 752 753 /* 754 * TODO: need to obtain the portal_id for the root container from the 755 * DPL 756 */ 757 portal_id = 0; 758 759 /* 760 * Initialize the global default MC portal 761 * And check that the MC firmware is responding portal commands: 762 */ 763 root_mc_io = (struct fsl_mc_io *)calloc(sizeof(struct fsl_mc_io), 1); 764 if (!root_mc_io) { 765 printf(" No memory: calloc() failed\n"); 766 return -ENOMEM; 767 } 768 769 root_mc_io->mmio_regs = SOC_MC_PORTAL_ADDR(portal_id); 770 debug("Checking access to MC portal of root DPRC container (portal_id %d, portal physical addr %p)\n", 771 portal_id, root_mc_io->mmio_regs); 772 773 error = mc_get_version(root_mc_io, MC_CMD_NO_FLAGS, &mc_ver_info); 774 if (error != 0) { 775 printf("fsl-mc: ERROR: Firmware version check failed (error: %d)\n", 776 error); 777 goto out; 778 } 779 780 printf("fsl-mc: Management Complex booted (version: %d.%d.%d, boot status: %#x)\n", 781 mc_ver_info.major, mc_ver_info.minor, mc_ver_info.revision, 782 reg_gsr & GSR_FS_MASK); 783 784 out: 785 if (error != 0) 786 mc_boot_status = error; 787 else 788 mc_boot_status = 0; 789 790 return error; 791 } 792 793 int mc_apply_dpl(u64 mc_dpl_addr) 794 { 795 struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR; 796 int error = 0; 797 u32 reg_gsr; 798 u64 mc_ram_addr = mc_get_dram_addr(); 799 size_t mc_ram_size = mc_get_dram_block_size(); 800 801 if (!mc_dpl_addr) 802 return -1; 803 804 error = load_mc_dpl(mc_ram_addr, mc_ram_size, mc_dpl_addr); 805 if (error != 0) 806 return error; 807 808 /* 809 * Tell the MC to deploy the DPL: 810 */ 811 out_le32(&mc_ccsr_regs->reg_gsr, 0x0); 812 printf("fsl-mc: Deploying data path layout ... "); 813 error = wait_for_mc(false, ®_gsr); 814 815 if (!error) 816 mc_dpl_applied = 0; 817 818 return error; 819 } 820 821 int get_mc_boot_status(void) 822 { 823 return mc_boot_status; 824 } 825 826 #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET 827 int get_aiop_apply_status(void) 828 { 829 return mc_aiop_applied; 830 } 831 #endif 832 833 int get_dpl_apply_status(void) 834 { 835 return mc_dpl_applied; 836 } 837 838 /* 839 * Return the MC address of private DRAM block. 840 * As per MC design document, MC initial base address 841 * should be least significant 512MB address of MC private 842 * memory, i.e. address should point to end address masked 843 * with 512MB offset in private DRAM block. 844 */ 845 u64 mc_get_dram_addr(void) 846 { 847 size_t mc_ram_size = mc_get_dram_block_size(); 848 849 if (!mc_memset_resv_ram || (get_mc_boot_status() < 0)) { 850 mc_memset_resv_ram = 1; 851 memset((void *)gd->arch.resv_ram, 0, mc_ram_size); 852 } 853 854 return (gd->arch.resv_ram + mc_ram_size - 1) & 855 MC_RAM_BASE_ADDR_ALIGNMENT_MASK; 856 } 857 858 /** 859 * Return the actual size of the MC private DRAM block. 860 */ 861 unsigned long mc_get_dram_block_size(void) 862 { 863 unsigned long dram_block_size = CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE; 864 865 char *dram_block_size_env_var = env_get(MC_MEM_SIZE_ENV_VAR); 866 867 if (dram_block_size_env_var) { 868 dram_block_size = simple_strtoul(dram_block_size_env_var, NULL, 869 16); 870 871 if (dram_block_size < CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE) { 872 printf("fsl-mc: WARNING: Invalid value for \'" 873 MC_MEM_SIZE_ENV_VAR 874 "\' environment variable: %lu\n", 875 dram_block_size); 876 877 dram_block_size = CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE; 878 } 879 } 880 881 return dram_block_size; 882 } 883 884 int fsl_mc_ldpaa_init(bd_t *bis) 885 { 886 int i; 887 888 for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++) 889 if ((wriop_is_enabled_dpmac(i) == 1) && 890 (wriop_get_phy_address(i) != -1)) 891 ldpaa_eth_init(i, wriop_get_enet_if(i)); 892 return 0; 893 } 894 895 static int dprc_version_check(struct fsl_mc_io *mc_io, uint16_t handle) 896 { 897 int error; 898 uint16_t major_ver, minor_ver; 899 900 error = dprc_get_api_version(mc_io, 0, 901 &major_ver, 902 &minor_ver); 903 if (error < 0) { 904 printf("dprc_get_api_version() failed: %d\n", error); 905 return error; 906 } 907 908 if (major_ver < DPRC_VER_MAJOR || (major_ver == DPRC_VER_MAJOR && 909 minor_ver < DPRC_VER_MINOR)) { 910 printf("DPRC version mismatch found %u.%u,", 911 major_ver, minor_ver); 912 printf("supported version is %u.%u\n", 913 DPRC_VER_MAJOR, DPRC_VER_MINOR); 914 } 915 916 return error; 917 } 918 919 static int dpio_init(void) 920 { 921 struct qbman_swp_desc p_des; 922 struct dpio_attr attr; 923 struct dpio_cfg dpio_cfg; 924 int err = 0; 925 uint16_t major_ver, minor_ver; 926 927 dflt_dpio = (struct fsl_dpio_obj *)calloc( 928 sizeof(struct fsl_dpio_obj), 1); 929 if (!dflt_dpio) { 930 printf("No memory: calloc() failed\n"); 931 err = -ENOMEM; 932 goto err_calloc; 933 } 934 dpio_cfg.channel_mode = DPIO_LOCAL_CHANNEL; 935 dpio_cfg.num_priorities = 8; 936 937 err = dpio_create(dflt_mc_io, 938 dflt_dprc_handle, 939 MC_CMD_NO_FLAGS, 940 &dpio_cfg, 941 &dflt_dpio->dpio_id); 942 if (err < 0) { 943 printf("dpio_create() failed: %d\n", err); 944 err = -ENODEV; 945 goto err_create; 946 } 947 948 err = dpio_get_api_version(dflt_mc_io, 0, 949 &major_ver, 950 &minor_ver); 951 if (err < 0) { 952 printf("dpio_get_api_version() failed: %d\n", err); 953 goto err_get_api_ver; 954 } 955 956 if (major_ver < DPIO_VER_MAJOR || (major_ver == DPIO_VER_MAJOR && 957 minor_ver < DPIO_VER_MINOR)) { 958 printf("DPRC version mismatch found %u.%u,", 959 major_ver, 960 minor_ver); 961 } 962 963 err = dpio_open(dflt_mc_io, 964 MC_CMD_NO_FLAGS, 965 dflt_dpio->dpio_id, 966 &dflt_dpio->dpio_handle); 967 if (err) { 968 printf("dpio_open() failed\n"); 969 goto err_open; 970 } 971 972 memset(&attr, 0, sizeof(struct dpio_attr)); 973 err = dpio_get_attributes(dflt_mc_io, MC_CMD_NO_FLAGS, 974 dflt_dpio->dpio_handle, &attr); 975 if (err < 0) { 976 printf("dpio_get_attributes() failed: %d\n", err); 977 goto err_get_attr; 978 } 979 980 if (dflt_dpio->dpio_id != attr.id) { 981 printf("dnpi object id and attribute id are not same\n"); 982 goto err_attr_not_same; 983 } 984 985 #ifdef DEBUG 986 printf("Init: DPIO id=0x%d\n", dflt_dpio->dpio_id); 987 #endif 988 err = dpio_enable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle); 989 if (err < 0) { 990 printf("dpio_enable() failed %d\n", err); 991 goto err_get_enable; 992 } 993 debug("ce_offset=0x%llx, ci_offset=0x%llx, portalid=%d, prios=%d\n", 994 attr.qbman_portal_ce_offset, 995 attr.qbman_portal_ci_offset, 996 attr.qbman_portal_id, 997 attr.num_priorities); 998 999 p_des.cena_bar = (void *)(SOC_QBMAN_PORTALS_BASE_ADDR 1000 + attr.qbman_portal_ce_offset); 1001 p_des.cinh_bar = (void *)(SOC_QBMAN_PORTALS_BASE_ADDR 1002 + attr.qbman_portal_ci_offset); 1003 1004 dflt_dpio->sw_portal = qbman_swp_init(&p_des); 1005 if (dflt_dpio->sw_portal == NULL) { 1006 printf("qbman_swp_init() failed\n"); 1007 goto err_get_swp_init; 1008 } 1009 return 0; 1010 1011 err_get_swp_init: 1012 dpio_disable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle); 1013 err_get_enable: 1014 err_get_attr: 1015 err_attr_not_same: 1016 dpio_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle); 1017 err_open: 1018 err_get_api_ver: 1019 dpio_destroy(dflt_mc_io, 1020 dflt_dprc_handle, 1021 MC_CMD_NO_FLAGS, 1022 dflt_dpio->dpio_id); 1023 err_create: 1024 free(dflt_dpio); 1025 err_calloc: 1026 return err; 1027 } 1028 1029 static int dpio_exit(void) 1030 { 1031 int err; 1032 1033 err = dpio_disable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle); 1034 if (err < 0) { 1035 printf("dpio_disable() failed: %d\n", err); 1036 goto err; 1037 } 1038 1039 dpio_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle); 1040 if (err < 0) { 1041 printf("dpio_close() failed: %d\n", err); 1042 goto err; 1043 } 1044 1045 err = dpio_destroy(dflt_mc_io, 1046 dflt_dprc_handle, 1047 MC_CMD_NO_FLAGS, 1048 dflt_dpio->dpio_id); 1049 if (err < 0) { 1050 printf("dpio_destroy() failed: %d\n", err); 1051 goto err; 1052 } 1053 1054 #ifdef DEBUG 1055 printf("Exit: DPIO id=0x%d\n", dflt_dpio->dpio_id); 1056 #endif 1057 1058 if (dflt_dpio) 1059 free(dflt_dpio); 1060 1061 return 0; 1062 err: 1063 return err; 1064 } 1065 1066 static int dprc_init(void) 1067 { 1068 int err, child_portal_id, container_id; 1069 struct dprc_cfg cfg; 1070 uint64_t mc_portal_offset; 1071 1072 /* Open root container */ 1073 err = dprc_get_container_id(root_mc_io, MC_CMD_NO_FLAGS, &container_id); 1074 if (err < 0) { 1075 printf("dprc_get_container_id(): Root failed: %d\n", err); 1076 goto err_root_container_id; 1077 } 1078 1079 #ifdef DEBUG 1080 printf("Root container id = %d\n", container_id); 1081 #endif 1082 err = dprc_open(root_mc_io, MC_CMD_NO_FLAGS, container_id, 1083 &root_dprc_handle); 1084 if (err < 0) { 1085 printf("dprc_open(): Root Container failed: %d\n", err); 1086 goto err_root_open; 1087 } 1088 1089 if (!root_dprc_handle) { 1090 printf("dprc_open(): Root Container Handle is not valid\n"); 1091 goto err_root_open; 1092 } 1093 1094 err = dprc_version_check(root_mc_io, root_dprc_handle); 1095 if (err < 0) { 1096 printf("dprc_version_check() failed: %d\n", err); 1097 goto err_root_open; 1098 } 1099 1100 memset(&cfg, 0, sizeof(struct dprc_cfg)); 1101 cfg.options = DPRC_CFG_OPT_TOPOLOGY_CHANGES_ALLOWED | 1102 DPRC_CFG_OPT_OBJ_CREATE_ALLOWED | 1103 DPRC_CFG_OPT_ALLOC_ALLOWED; 1104 cfg.icid = DPRC_GET_ICID_FROM_POOL; 1105 cfg.portal_id = DPRC_GET_PORTAL_ID_FROM_POOL; 1106 err = dprc_create_container(root_mc_io, MC_CMD_NO_FLAGS, 1107 root_dprc_handle, 1108 &cfg, 1109 &child_dprc_id, 1110 &mc_portal_offset); 1111 if (err < 0) { 1112 printf("dprc_create_container() failed: %d\n", err); 1113 goto err_create; 1114 } 1115 1116 dflt_mc_io = (struct fsl_mc_io *)calloc(sizeof(struct fsl_mc_io), 1); 1117 if (!dflt_mc_io) { 1118 err = -ENOMEM; 1119 printf(" No memory: calloc() failed\n"); 1120 goto err_calloc; 1121 } 1122 1123 child_portal_id = MC_PORTAL_OFFSET_TO_PORTAL_ID(mc_portal_offset); 1124 dflt_mc_io->mmio_regs = SOC_MC_PORTAL_ADDR(child_portal_id); 1125 1126 #ifdef DEBUG 1127 printf("MC portal of child DPRC container: %d, physical addr %p)\n", 1128 child_dprc_id, dflt_mc_io->mmio_regs); 1129 #endif 1130 1131 err = dprc_open(dflt_mc_io, MC_CMD_NO_FLAGS, child_dprc_id, 1132 &dflt_dprc_handle); 1133 if (err < 0) { 1134 printf("dprc_open(): Child container failed: %d\n", err); 1135 goto err_child_open; 1136 } 1137 1138 if (!dflt_dprc_handle) { 1139 printf("dprc_open(): Child container Handle is not valid\n"); 1140 goto err_child_open; 1141 } 1142 1143 return 0; 1144 err_child_open: 1145 free(dflt_mc_io); 1146 err_calloc: 1147 dprc_destroy_container(root_mc_io, MC_CMD_NO_FLAGS, 1148 root_dprc_handle, child_dprc_id); 1149 err_create: 1150 dprc_close(root_mc_io, MC_CMD_NO_FLAGS, root_dprc_handle); 1151 err_root_open: 1152 err_root_container_id: 1153 return err; 1154 } 1155 1156 static int dprc_exit(void) 1157 { 1158 int err; 1159 1160 err = dprc_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dprc_handle); 1161 if (err < 0) { 1162 printf("dprc_close(): Child failed: %d\n", err); 1163 goto err; 1164 } 1165 1166 err = dprc_destroy_container(root_mc_io, MC_CMD_NO_FLAGS, 1167 root_dprc_handle, child_dprc_id); 1168 if (err < 0) { 1169 printf("dprc_destroy_container() failed: %d\n", err); 1170 goto err; 1171 } 1172 1173 err = dprc_close(root_mc_io, MC_CMD_NO_FLAGS, root_dprc_handle); 1174 if (err < 0) { 1175 printf("dprc_close(): Root failed: %d\n", err); 1176 goto err; 1177 } 1178 1179 if (dflt_mc_io) 1180 free(dflt_mc_io); 1181 1182 if (root_mc_io) 1183 free(root_mc_io); 1184 1185 return 0; 1186 1187 err: 1188 return err; 1189 } 1190 1191 static int dpbp_init(void) 1192 { 1193 int err; 1194 struct dpbp_attr dpbp_attr; 1195 struct dpbp_cfg dpbp_cfg; 1196 uint16_t major_ver, minor_ver; 1197 1198 dflt_dpbp = (struct fsl_dpbp_obj *)calloc( 1199 sizeof(struct fsl_dpbp_obj), 1); 1200 if (!dflt_dpbp) { 1201 printf("No memory: calloc() failed\n"); 1202 err = -ENOMEM; 1203 goto err_calloc; 1204 } 1205 1206 dpbp_cfg.options = 512; 1207 1208 err = dpbp_create(dflt_mc_io, 1209 dflt_dprc_handle, 1210 MC_CMD_NO_FLAGS, 1211 &dpbp_cfg, 1212 &dflt_dpbp->dpbp_id); 1213 1214 if (err < 0) { 1215 err = -ENODEV; 1216 printf("dpbp_create() failed: %d\n", err); 1217 goto err_create; 1218 } 1219 1220 err = dpbp_get_api_version(dflt_mc_io, 0, 1221 &major_ver, 1222 &minor_ver); 1223 if (err < 0) { 1224 printf("dpbp_get_api_version() failed: %d\n", err); 1225 goto err_get_api_ver; 1226 } 1227 1228 if (major_ver < DPBP_VER_MAJOR || (major_ver == DPBP_VER_MAJOR && 1229 minor_ver < DPBP_VER_MINOR)) { 1230 printf("DPBP version mismatch found %u.%u,", 1231 major_ver, minor_ver); 1232 printf("supported version is %u.%u\n", 1233 DPBP_VER_MAJOR, DPBP_VER_MINOR); 1234 } 1235 1236 err = dpbp_open(dflt_mc_io, 1237 MC_CMD_NO_FLAGS, 1238 dflt_dpbp->dpbp_id, 1239 &dflt_dpbp->dpbp_handle); 1240 if (err) { 1241 printf("dpbp_open() failed\n"); 1242 goto err_open; 1243 } 1244 1245 memset(&dpbp_attr, 0, sizeof(struct dpbp_attr)); 1246 err = dpbp_get_attributes(dflt_mc_io, MC_CMD_NO_FLAGS, 1247 dflt_dpbp->dpbp_handle, 1248 &dpbp_attr); 1249 if (err < 0) { 1250 printf("dpbp_get_attributes() failed: %d\n", err); 1251 goto err_get_attr; 1252 } 1253 1254 if (dflt_dpbp->dpbp_id != dpbp_attr.id) { 1255 printf("dpbp object id and attribute id are not same\n"); 1256 goto err_attr_not_same; 1257 } 1258 1259 #ifdef DEBUG 1260 printf("Init: DPBP id=0x%x\n", dflt_dpbp->dpbp_attr.id); 1261 #endif 1262 1263 err = dpbp_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle); 1264 if (err < 0) { 1265 printf("dpbp_close() failed: %d\n", err); 1266 goto err_close; 1267 } 1268 1269 return 0; 1270 1271 err_get_attr: 1272 err_attr_not_same: 1273 dpbp_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle); 1274 dpbp_destroy(dflt_mc_io, 1275 dflt_dprc_handle, 1276 MC_CMD_NO_FLAGS, 1277 dflt_dpbp->dpbp_id); 1278 err_get_api_ver: 1279 err_close: 1280 err_open: 1281 err_create: 1282 free(dflt_dpbp); 1283 err_calloc: 1284 return err; 1285 } 1286 1287 static int dpbp_exit(void) 1288 { 1289 int err; 1290 1291 err = dpbp_destroy(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS, 1292 dflt_dpbp->dpbp_id); 1293 if (err < 0) { 1294 printf("dpbp_destroy() failed: %d\n", err); 1295 goto err; 1296 } 1297 1298 #ifdef DEBUG 1299 printf("Exit: DPBP id=0x%d\n", dflt_dpbp->dpbp_attr.id); 1300 #endif 1301 1302 if (dflt_dpbp) 1303 free(dflt_dpbp); 1304 return 0; 1305 1306 err: 1307 return err; 1308 } 1309 1310 static int dpni_init(void) 1311 { 1312 int err; 1313 uint8_t cfg_buf[256] = {0}; 1314 struct dpni_cfg dpni_cfg; 1315 uint16_t major_ver, minor_ver; 1316 1317 dflt_dpni = (struct fsl_dpni_obj *)calloc( 1318 sizeof(struct fsl_dpni_obj), 1); 1319 if (!dflt_dpni) { 1320 printf("No memory: calloc() failed\n"); 1321 err = -ENOMEM; 1322 goto err_calloc; 1323 } 1324 1325 memset(&dpni_cfg, 0, sizeof(dpni_cfg)); 1326 err = dpni_prepare_cfg(&dpni_cfg, &cfg_buf[0]); 1327 if (err < 0) { 1328 err = -ENODEV; 1329 printf("dpni_prepare_cfg() failed: %d\n", err); 1330 goto err_prepare_cfg; 1331 } 1332 1333 err = dpni_create(dflt_mc_io, 1334 dflt_dprc_handle, 1335 MC_CMD_NO_FLAGS, 1336 &dpni_cfg, 1337 &dflt_dpni->dpni_id); 1338 if (err < 0) { 1339 err = -ENODEV; 1340 printf("dpni create() failed: %d\n", err); 1341 goto err_create; 1342 } 1343 1344 err = dpni_get_api_version(dflt_mc_io, 0, 1345 &major_ver, 1346 &minor_ver); 1347 if (err < 0) { 1348 printf("dpni_get_api_version() failed: %d\n", err); 1349 goto err_get_version; 1350 } 1351 1352 if (major_ver < DPNI_VER_MAJOR || (major_ver == DPNI_VER_MAJOR && 1353 minor_ver < DPNI_VER_MINOR)) { 1354 printf("DPNI version mismatch found %u.%u,", 1355 major_ver, minor_ver); 1356 printf("supported version is %u.%u\n", 1357 DPNI_VER_MAJOR, DPNI_VER_MINOR); 1358 } 1359 1360 err = dpni_open(dflt_mc_io, 1361 MC_CMD_NO_FLAGS, 1362 dflt_dpni->dpni_id, 1363 &dflt_dpni->dpni_handle); 1364 if (err) { 1365 printf("dpni_open() failed\n"); 1366 goto err_open; 1367 } 1368 1369 #ifdef DEBUG 1370 printf("Init: DPNI id=0x%d\n", dflt_dpni->dpni_id); 1371 #endif 1372 err = dpni_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle); 1373 if (err < 0) { 1374 printf("dpni_close() failed: %d\n", err); 1375 goto err_close; 1376 } 1377 1378 return 0; 1379 1380 err_close: 1381 dpni_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle); 1382 err_open: 1383 err_get_version: 1384 dpni_destroy(dflt_mc_io, 1385 dflt_dprc_handle, 1386 MC_CMD_NO_FLAGS, 1387 dflt_dpni->dpni_id); 1388 err_create: 1389 err_prepare_cfg: 1390 free(dflt_dpni); 1391 err_calloc: 1392 return err; 1393 } 1394 1395 static int dpni_exit(void) 1396 { 1397 int err; 1398 1399 err = dpni_destroy(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS, 1400 dflt_dpni->dpni_id); 1401 if (err < 0) { 1402 printf("dpni_destroy() failed: %d\n", err); 1403 goto err; 1404 } 1405 1406 #ifdef DEBUG 1407 printf("Exit: DPNI id=0x%d\n", dflt_dpni->dpni_id); 1408 #endif 1409 1410 if (dflt_dpni) 1411 free(dflt_dpni); 1412 return 0; 1413 1414 err: 1415 return err; 1416 } 1417 1418 static int mc_init_object(void) 1419 { 1420 int err = 0; 1421 1422 err = dprc_init(); 1423 if (err < 0) { 1424 printf("dprc_init() failed: %d\n", err); 1425 goto err; 1426 } 1427 1428 err = dpbp_init(); 1429 if (err < 0) { 1430 printf("dpbp_init() failed: %d\n", err); 1431 goto err; 1432 } 1433 1434 err = dpio_init(); 1435 if (err < 0) { 1436 printf("dpio_init() failed: %d\n", err); 1437 goto err; 1438 } 1439 1440 err = dpni_init(); 1441 if (err < 0) { 1442 printf("dpni_init() failed: %d\n", err); 1443 goto err; 1444 } 1445 1446 return 0; 1447 err: 1448 return err; 1449 } 1450 1451 int fsl_mc_ldpaa_exit(bd_t *bd) 1452 { 1453 int err = 0; 1454 bool is_dpl_apply_status = false; 1455 bool mc_boot_status = false; 1456 1457 if (bd && mc_lazy_dpl_addr && !fsl_mc_ldpaa_exit(NULL)) { 1458 err = mc_apply_dpl(mc_lazy_dpl_addr); 1459 if (!err) 1460 fdt_fixup_board_enet(working_fdt); 1461 mc_lazy_dpl_addr = 0; 1462 } 1463 1464 if (!get_mc_boot_status()) 1465 mc_boot_status = true; 1466 1467 /* MC is not loaded intentionally, So return success. */ 1468 if (bd && !mc_boot_status) 1469 return 0; 1470 1471 /* If DPL is deployed, set is_dpl_apply_status as TRUE. */ 1472 if (!get_dpl_apply_status()) 1473 is_dpl_apply_status = true; 1474 1475 /* 1476 * For case MC is loaded but DPL is not deployed, return success and 1477 * print message on console. Else FDT fix-up code execution hanged. 1478 */ 1479 if (bd && mc_boot_status && !is_dpl_apply_status) { 1480 printf("fsl-mc: DPL not deployed, DPAA2 ethernet not work\n"); 1481 goto mc_obj_cleanup; 1482 } 1483 1484 if (bd && mc_boot_status && is_dpl_apply_status) 1485 return 0; 1486 1487 mc_obj_cleanup: 1488 err = dpbp_exit(); 1489 if (err < 0) { 1490 printf("dpbp_exit() failed: %d\n", err); 1491 goto err; 1492 } 1493 1494 err = dpio_exit(); 1495 if (err < 0) { 1496 printf("dpio_exit() failed: %d\n", err); 1497 goto err; 1498 } 1499 1500 err = dpni_exit(); 1501 if (err < 0) { 1502 printf("dpni_exit() failed: %d\n", err); 1503 goto err; 1504 } 1505 1506 err = dprc_exit(); 1507 if (err < 0) { 1508 printf("dprc_exit() failed: %d\n", err); 1509 goto err; 1510 } 1511 1512 return 0; 1513 err: 1514 return err; 1515 } 1516 1517 static int do_fsl_mc(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) 1518 { 1519 int err = 0; 1520 if (argc < 3) 1521 goto usage; 1522 1523 switch (argv[1][0]) { 1524 case 's': { 1525 char sub_cmd; 1526 u64 mc_fw_addr, mc_dpc_addr; 1527 #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET 1528 u64 aiop_fw_addr; 1529 #endif 1530 1531 sub_cmd = argv[2][0]; 1532 1533 switch (sub_cmd) { 1534 case 'm': 1535 if (argc < 5) 1536 goto usage; 1537 1538 if (get_mc_boot_status() == 0) { 1539 printf("fsl-mc: MC is already booted"); 1540 printf("\n"); 1541 return err; 1542 } 1543 mc_fw_addr = simple_strtoull(argv[3], NULL, 16); 1544 mc_dpc_addr = simple_strtoull(argv[4], NULL, 1545 16); 1546 1547 if (!mc_init(mc_fw_addr, mc_dpc_addr)) 1548 err = mc_init_object(); 1549 break; 1550 1551 #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET 1552 case 'a': 1553 if (argc < 4) 1554 goto usage; 1555 if (get_aiop_apply_status() == 0) { 1556 printf("fsl-mc: AIOP FW is already"); 1557 printf(" applied\n"); 1558 return err; 1559 } 1560 1561 aiop_fw_addr = simple_strtoull(argv[3], NULL, 1562 16); 1563 1564 /* if SoC doesn't have AIOP, err = -ENODEV */ 1565 err = load_mc_aiop_img(aiop_fw_addr); 1566 if (!err) 1567 printf("fsl-mc: AIOP FW applied\n"); 1568 break; 1569 #endif 1570 default: 1571 printf("Invalid option: %s\n", argv[2]); 1572 goto usage; 1573 1574 break; 1575 } 1576 } 1577 break; 1578 1579 case 'l': 1580 case 'a': { 1581 u64 mc_dpl_addr; 1582 1583 if (argc < 4) 1584 goto usage; 1585 1586 if (get_dpl_apply_status() == 0) { 1587 printf("fsl-mc: DPL already applied\n"); 1588 return err; 1589 } 1590 1591 mc_dpl_addr = simple_strtoull(argv[3], NULL, 1592 16); 1593 1594 if (get_mc_boot_status() != 0) { 1595 printf("fsl-mc: Deploying data path layout .."); 1596 printf("ERROR (MC is not booted)\n"); 1597 return -ENODEV; 1598 } 1599 1600 if (argv[1][0] == 'l') { 1601 /* 1602 * We will do the actual dpaa exit and dpl apply 1603 * later from announce_and_cleanup(). 1604 */ 1605 mc_lazy_dpl_addr = mc_dpl_addr; 1606 } else { 1607 /* The user wants it applied now */ 1608 if (!fsl_mc_ldpaa_exit(NULL)) 1609 err = mc_apply_dpl(mc_dpl_addr); 1610 } 1611 break; 1612 } 1613 default: 1614 printf("Invalid option: %s\n", argv[1]); 1615 goto usage; 1616 break; 1617 } 1618 return err; 1619 usage: 1620 return CMD_RET_USAGE; 1621 } 1622 1623 U_BOOT_CMD( 1624 fsl_mc, CONFIG_SYS_MAXARGS, 1, do_fsl_mc, 1625 "DPAA2 command to manage Management Complex (MC)", 1626 "start mc [FW_addr] [DPC_addr] - Start Management Complex\n" 1627 "fsl_mc apply DPL [DPL_addr] - Apply DPL file\n" 1628 "fsl_mc lazyapply DPL [DPL_addr] - Apply DPL file on exit\n" 1629 "fsl_mc start aiop [FW_addr] - Start AIOP\n" 1630 ); 1631 1632 void mc_env_boot(void) 1633 { 1634 #if defined(CONFIG_FSL_MC_ENET) 1635 char *mc_boot_env_var; 1636 /* The MC may only be initialized in the reset PHY function 1637 * because otherwise U-Boot has not yet set up all the MAC 1638 * address info properly. Without MAC addresses, the MC code 1639 * can not properly initialize the DPC. 1640 */ 1641 mc_boot_env_var = env_get(MC_BOOT_ENV_VAR); 1642 if (mc_boot_env_var) 1643 run_command_list(mc_boot_env_var, -1, 0); 1644 #endif /* CONFIG_FSL_MC_ENET */ 1645 } 1646