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