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b940ca64 GR |
1 | /* |
2 | * Copyright (C) 2014 Freescale Semiconductor | |
3 | * | |
4 | * SPDX-License-Identifier: GPL-2.0+ | |
5 | */ | |
6 | #include <errno.h> | |
7 | #include <asm/io.h> | |
7b3bd9a7 GR |
8 | #include <fsl-mc/fsl_mc.h> |
9 | #include <fsl-mc/fsl_mc_sys.h> | |
a2a55e51 | 10 | #include <fsl-mc/fsl_mc_private.h> |
7b3bd9a7 | 11 | #include <fsl-mc/fsl_dpmng.h> |
a2a55e51 PK |
12 | #include <fsl-mc/fsl_dprc.h> |
13 | #include <fsl-mc/fsl_dpio.h> | |
14 | #include <fsl-mc/fsl_qbman_portal.h> | |
b940ca64 | 15 | |
125e2bc1 GR |
16 | #define MC_RAM_BASE_ADDR_ALIGNMENT (512UL * 1024 * 1024) |
17 | #define MC_RAM_BASE_ADDR_ALIGNMENT_MASK (~(MC_RAM_BASE_ADDR_ALIGNMENT - 1)) | |
18 | #define MC_RAM_SIZE_ALIGNMENT (256UL * 1024 * 1024) | |
19 | ||
20 | #define MC_MEM_SIZE_ENV_VAR "mcmemsize" | |
21 | #define MC_BOOT_TIMEOUT_ENV_VAR "mcboottimeout" | |
22 | ||
b940ca64 GR |
23 | DECLARE_GLOBAL_DATA_PTR; |
24 | static int mc_boot_status; | |
a2a55e51 PK |
25 | struct fsl_mc_io *dflt_mc_io = NULL; |
26 | uint16_t dflt_dprc_handle = 0; | |
27 | struct fsl_dpbp_obj *dflt_dpbp = NULL; | |
28 | struct fsl_dpio_obj *dflt_dpio = NULL; | |
125e2bc1 GR |
29 | uint16_t dflt_dpio_handle = 0; |
30 | ||
31 | #ifdef DEBUG | |
32 | void dump_ram_words(const char *title, void *addr) | |
33 | { | |
34 | int i; | |
35 | uint32_t *words = addr; | |
36 | ||
37 | printf("Dumping beginning of %s (%p):\n", title, addr); | |
38 | for (i = 0; i < 16; i++) | |
39 | printf("%#x ", words[i]); | |
40 | ||
41 | printf("\n"); | |
42 | } | |
b940ca64 | 43 | |
125e2bc1 GR |
44 | void dump_mc_ccsr_regs(struct mc_ccsr_registers __iomem *mc_ccsr_regs) |
45 | { | |
46 | printf("MC CCSR registers:\n" | |
47 | "reg_gcr1 %#x\n" | |
48 | "reg_gsr %#x\n" | |
49 | "reg_sicbalr %#x\n" | |
50 | "reg_sicbahr %#x\n" | |
51 | "reg_sicapr %#x\n" | |
52 | "reg_mcfbalr %#x\n" | |
53 | "reg_mcfbahr %#x\n" | |
54 | "reg_mcfapr %#x\n" | |
55 | "reg_psr %#x\n", | |
56 | mc_ccsr_regs->reg_gcr1, | |
57 | mc_ccsr_regs->reg_gsr, | |
58 | mc_ccsr_regs->reg_sicbalr, | |
59 | mc_ccsr_regs->reg_sicbahr, | |
60 | mc_ccsr_regs->reg_sicapr, | |
61 | mc_ccsr_regs->reg_mcfbalr, | |
62 | mc_ccsr_regs->reg_mcfbahr, | |
63 | mc_ccsr_regs->reg_mcfapr, | |
64 | mc_ccsr_regs->reg_psr); | |
65 | } | |
66 | #else | |
67 | ||
68 | #define dump_ram_words(title, addr) | |
69 | #define dump_mc_ccsr_regs(mc_ccsr_regs) | |
70 | ||
71 | #endif /* DEBUG */ | |
72 | ||
73 | #ifndef CONFIG_SYS_LS_MC_FW_IN_DDR | |
b940ca64 GR |
74 | /** |
75 | * Copying MC firmware or DPL image to DDR | |
76 | */ | |
77 | static int mc_copy_image(const char *title, | |
7b3bd9a7 | 78 | u64 image_addr, u32 image_size, u64 mc_ram_addr) |
b940ca64 GR |
79 | { |
80 | debug("%s copied to address %p\n", title, (void *)mc_ram_addr); | |
81 | memcpy((void *)mc_ram_addr, (void *)image_addr, image_size); | |
125e2bc1 | 82 | flush_dcache_range(mc_ram_addr, mc_ram_addr + image_size); |
b940ca64 GR |
83 | return 0; |
84 | } | |
85 | ||
86 | /** | |
87 | * MC firmware FIT image parser checks if the image is in FIT | |
88 | * format, verifies integrity of the image and calculates | |
89 | * raw image address and size values. | |
7b3bd9a7 | 90 | * Returns 0 on success and a negative errno on error. |
b940ca64 GR |
91 | * task fail. |
92 | **/ | |
b940ca64 GR |
93 | int parse_mc_firmware_fit_image(const void **raw_image_addr, |
94 | size_t *raw_image_size) | |
95 | { | |
96 | int format; | |
97 | void *fit_hdr; | |
98 | int node_offset; | |
99 | const void *data; | |
100 | size_t size; | |
101 | const char *uname = "firmware"; | |
102 | ||
7b3bd9a7 | 103 | /* Check if the image is in NOR flash */ |
b940ca64 GR |
104 | #ifdef CONFIG_SYS_LS_MC_FW_IN_NOR |
105 | fit_hdr = (void *)CONFIG_SYS_LS_MC_FW_ADDR; | |
106 | #else | |
107 | #error "No CONFIG_SYS_LS_MC_FW_IN_xxx defined" | |
108 | #endif | |
109 | ||
110 | /* Check if Image is in FIT format */ | |
111 | format = genimg_get_format(fit_hdr); | |
112 | ||
113 | if (format != IMAGE_FORMAT_FIT) { | |
7b3bd9a7 GR |
114 | printf("fsl-mc: ERROR: Bad firmware image (not a FIT image)\n"); |
115 | return -EINVAL; | |
b940ca64 GR |
116 | } |
117 | ||
118 | if (!fit_check_format(fit_hdr)) { | |
7b3bd9a7 GR |
119 | printf("fsl-mc: ERROR: Bad firmware image (bad FIT header)\n"); |
120 | return -EINVAL; | |
b940ca64 GR |
121 | } |
122 | ||
123 | node_offset = fit_image_get_node(fit_hdr, uname); | |
124 | ||
125 | if (node_offset < 0) { | |
7b3bd9a7 GR |
126 | printf("fsl-mc: ERROR: Bad firmware image (missing subimage)\n"); |
127 | return -ENOENT; | |
b940ca64 GR |
128 | } |
129 | ||
130 | /* Verify MC firmware image */ | |
131 | if (!(fit_image_verify(fit_hdr, node_offset))) { | |
7b3bd9a7 GR |
132 | printf("fsl-mc: ERROR: Bad firmware image (bad CRC)\n"); |
133 | return -EINVAL; | |
b940ca64 GR |
134 | } |
135 | ||
136 | /* Get address and size of raw image */ | |
137 | fit_image_get_data(fit_hdr, node_offset, &data, &size); | |
138 | ||
139 | *raw_image_addr = data; | |
140 | *raw_image_size = size; | |
141 | ||
142 | return 0; | |
143 | } | |
125e2bc1 GR |
144 | #endif |
145 | ||
146 | /* | |
147 | * Calculates the values to be used to specify the address range | |
148 | * for the MC private DRAM block, in the MCFBALR/MCFBAHR registers. | |
149 | * It returns the highest 512MB-aligned address within the given | |
150 | * address range, in '*aligned_base_addr', and the number of 256 MiB | |
151 | * blocks in it, in 'num_256mb_blocks'. | |
152 | */ | |
153 | static int calculate_mc_private_ram_params(u64 mc_private_ram_start_addr, | |
154 | size_t mc_ram_size, | |
155 | u64 *aligned_base_addr, | |
156 | u8 *num_256mb_blocks) | |
157 | { | |
158 | u64 addr; | |
159 | u16 num_blocks; | |
160 | ||
161 | if (mc_ram_size % MC_RAM_SIZE_ALIGNMENT != 0) { | |
162 | printf("fsl-mc: ERROR: invalid MC private RAM size (%lu)\n", | |
163 | mc_ram_size); | |
164 | return -EINVAL; | |
165 | } | |
166 | ||
167 | num_blocks = mc_ram_size / MC_RAM_SIZE_ALIGNMENT; | |
168 | if (num_blocks < 1 || num_blocks > 0xff) { | |
169 | printf("fsl-mc: ERROR: invalid MC private RAM size (%lu)\n", | |
170 | mc_ram_size); | |
171 | return -EINVAL; | |
172 | } | |
173 | ||
174 | addr = (mc_private_ram_start_addr + mc_ram_size - 1) & | |
175 | MC_RAM_BASE_ADDR_ALIGNMENT_MASK; | |
176 | ||
177 | if (addr < mc_private_ram_start_addr) { | |
178 | printf("fsl-mc: ERROR: bad start address %#llx\n", | |
179 | mc_private_ram_start_addr); | |
180 | return -EFAULT; | |
181 | } | |
182 | ||
183 | *aligned_base_addr = addr; | |
184 | *num_256mb_blocks = num_blocks; | |
185 | return 0; | |
186 | } | |
187 | ||
188 | static int load_mc_dpc(u64 mc_ram_addr, size_t mc_ram_size) | |
189 | { | |
190 | u64 mc_dpc_offset; | |
191 | #ifndef CONFIG_SYS_LS_MC_DPC_IN_DDR | |
192 | int error; | |
193 | void *dpc_fdt_hdr; | |
194 | int dpc_size; | |
195 | #endif | |
196 | ||
197 | #ifdef CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET | |
198 | BUILD_BUG_ON((CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET & 0x3) != 0 || | |
199 | CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET > 0xffffffff); | |
200 | ||
201 | mc_dpc_offset = CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET; | |
202 | #else | |
203 | #error "CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET not defined" | |
204 | #endif | |
205 | ||
206 | /* | |
207 | * Load the MC DPC blob in the MC private DRAM block: | |
208 | */ | |
209 | #ifdef CONFIG_SYS_LS_MC_DPC_IN_DDR | |
210 | printf("MC DPC is preloaded to %#llx\n", mc_ram_addr + mc_dpc_offset); | |
211 | #else | |
212 | /* | |
213 | * Get address and size of the DPC blob stored in flash: | |
214 | */ | |
215 | #ifdef CONFIG_SYS_LS_MC_DPC_IN_NOR | |
216 | dpc_fdt_hdr = (void *)CONFIG_SYS_LS_MC_DPC_ADDR; | |
217 | #else | |
218 | #error "No CONFIG_SYS_LS_MC_DPC_IN_xxx defined" | |
219 | #endif | |
220 | ||
221 | error = fdt_check_header(dpc_fdt_hdr); | |
222 | if (error != 0) { | |
223 | /* | |
224 | * Don't return with error here, since the MC firmware can | |
225 | * still boot without a DPC | |
226 | */ | |
cc088c3a | 227 | printf("\nfsl-mc: WARNING: No DPC image found"); |
125e2bc1 GR |
228 | return 0; |
229 | } | |
230 | ||
231 | dpc_size = fdt_totalsize(dpc_fdt_hdr); | |
232 | if (dpc_size > CONFIG_SYS_LS_MC_DPC_MAX_LENGTH) { | |
cc088c3a | 233 | printf("\nfsl-mc: ERROR: Bad DPC image (too large: %d)\n", |
125e2bc1 GR |
234 | dpc_size); |
235 | return -EINVAL; | |
236 | } | |
237 | ||
238 | mc_copy_image("MC DPC blob", | |
239 | (u64)dpc_fdt_hdr, dpc_size, mc_ram_addr + mc_dpc_offset); | |
240 | #endif /* not defined CONFIG_SYS_LS_MC_DPC_IN_DDR */ | |
241 | ||
242 | dump_ram_words("DPC", (void *)(mc_ram_addr + mc_dpc_offset)); | |
243 | return 0; | |
244 | } | |
245 | ||
246 | static int load_mc_dpl(u64 mc_ram_addr, size_t mc_ram_size) | |
247 | { | |
248 | u64 mc_dpl_offset; | |
249 | #ifndef CONFIG_SYS_LS_MC_DPL_IN_DDR | |
250 | int error; | |
251 | void *dpl_fdt_hdr; | |
252 | int dpl_size; | |
253 | #endif | |
254 | ||
255 | #ifdef CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET | |
256 | BUILD_BUG_ON((CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET & 0x3) != 0 || | |
257 | CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET > 0xffffffff); | |
258 | ||
259 | mc_dpl_offset = CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET; | |
260 | #else | |
261 | #error "CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET not defined" | |
262 | #endif | |
263 | ||
264 | /* | |
265 | * Load the MC DPL blob in the MC private DRAM block: | |
266 | */ | |
267 | #ifdef CONFIG_SYS_LS_MC_DPL_IN_DDR | |
268 | printf("MC DPL is preloaded to %#llx\n", mc_ram_addr + mc_dpl_offset); | |
269 | #else | |
270 | /* | |
271 | * Get address and size of the DPL blob stored in flash: | |
272 | */ | |
273 | #ifdef CONFIG_SYS_LS_MC_DPL_IN_NOR | |
274 | dpl_fdt_hdr = (void *)CONFIG_SYS_LS_MC_DPL_ADDR; | |
275 | #else | |
276 | #error "No CONFIG_SYS_LS_MC_DPL_IN_xxx defined" | |
277 | #endif | |
278 | ||
279 | error = fdt_check_header(dpl_fdt_hdr); | |
280 | if (error != 0) { | |
cc088c3a | 281 | printf("\nfsl-mc: ERROR: Bad DPL image (bad header)\n"); |
125e2bc1 GR |
282 | return error; |
283 | } | |
284 | ||
285 | dpl_size = fdt_totalsize(dpl_fdt_hdr); | |
286 | if (dpl_size > CONFIG_SYS_LS_MC_DPL_MAX_LENGTH) { | |
cc088c3a | 287 | printf("\nfsl-mc: ERROR: Bad DPL image (too large: %d)\n", |
125e2bc1 GR |
288 | dpl_size); |
289 | return -EINVAL; | |
290 | } | |
291 | ||
292 | mc_copy_image("MC DPL blob", | |
293 | (u64)dpl_fdt_hdr, dpl_size, mc_ram_addr + mc_dpl_offset); | |
294 | #endif /* not defined CONFIG_SYS_LS_MC_DPL_IN_DDR */ | |
295 | ||
296 | dump_ram_words("DPL", (void *)(mc_ram_addr + mc_dpl_offset)); | |
297 | return 0; | |
298 | } | |
299 | ||
300 | /** | |
301 | * Return the MC boot timeout value in milliseconds | |
302 | */ | |
303 | static unsigned long get_mc_boot_timeout_ms(void) | |
304 | { | |
305 | unsigned long timeout_ms = CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS; | |
306 | ||
307 | char *timeout_ms_env_var = getenv(MC_BOOT_TIMEOUT_ENV_VAR); | |
308 | ||
309 | if (timeout_ms_env_var) { | |
310 | timeout_ms = simple_strtoul(timeout_ms_env_var, NULL, 10); | |
311 | if (timeout_ms == 0) { | |
312 | printf("fsl-mc: WARNING: Invalid value for \'" | |
313 | MC_BOOT_TIMEOUT_ENV_VAR | |
314 | "\' environment variable: %lu\n", | |
315 | timeout_ms); | |
316 | ||
317 | timeout_ms = CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS; | |
318 | } | |
319 | } | |
320 | ||
321 | return timeout_ms; | |
322 | } | |
323 | ||
324 | static int wait_for_mc(bool booting_mc, u32 *final_reg_gsr) | |
325 | { | |
326 | u32 reg_gsr; | |
327 | u32 mc_fw_boot_status; | |
328 | unsigned long timeout_ms = get_mc_boot_timeout_ms(); | |
329 | struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR; | |
330 | ||
331 | dmb(); | |
125e2bc1 GR |
332 | assert(timeout_ms > 0); |
333 | for (;;) { | |
334 | udelay(1000); /* throttle polling */ | |
335 | reg_gsr = in_le32(&mc_ccsr_regs->reg_gsr); | |
336 | mc_fw_boot_status = (reg_gsr & GSR_FS_MASK); | |
337 | if (mc_fw_boot_status & 0x1) | |
338 | break; | |
339 | ||
340 | timeout_ms--; | |
341 | if (timeout_ms == 0) | |
342 | break; | |
343 | } | |
344 | ||
345 | if (timeout_ms == 0) { | |
cc088c3a | 346 | printf("ERROR: timeout\n"); |
125e2bc1 GR |
347 | |
348 | /* TODO: Get an error status from an MC CCSR register */ | |
349 | return -ETIMEDOUT; | |
350 | } | |
351 | ||
352 | if (mc_fw_boot_status != 0x1) { | |
353 | /* | |
354 | * TODO: Identify critical errors from the GSR register's FS | |
355 | * field and for those errors, set error to -ENODEV or other | |
356 | * appropriate errno, so that the status property is set to | |
357 | * failure in the fsl,dprc device tree node. | |
358 | */ | |
cc088c3a GR |
359 | printf("WARNING: Firmware returned an error (GSR: %#x)\n", |
360 | reg_gsr); | |
361 | } else { | |
362 | printf("SUCCESS\n"); | |
125e2bc1 GR |
363 | } |
364 | ||
cc088c3a | 365 | |
125e2bc1 GR |
366 | *final_reg_gsr = reg_gsr; |
367 | return 0; | |
368 | } | |
b940ca64 | 369 | |
a2a55e51 | 370 | int mc_init(void) |
b940ca64 GR |
371 | { |
372 | int error = 0; | |
a2a55e51 | 373 | int portal_id = 0; |
b940ca64 GR |
374 | struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR; |
375 | u64 mc_ram_addr; | |
b940ca64 | 376 | u32 reg_gsr; |
125e2bc1 GR |
377 | u32 reg_mcfbalr; |
378 | #ifndef CONFIG_SYS_LS_MC_FW_IN_DDR | |
b940ca64 GR |
379 | const void *raw_image_addr; |
380 | size_t raw_image_size = 0; | |
125e2bc1 | 381 | #endif |
7b3bd9a7 | 382 | struct mc_version mc_ver_info; |
125e2bc1 GR |
383 | u64 mc_ram_aligned_base_addr; |
384 | u8 mc_ram_num_256mb_blocks; | |
385 | size_t mc_ram_size = mc_get_dram_block_size(); | |
b940ca64 GR |
386 | |
387 | /* | |
388 | * The MC private DRAM block was already carved at the end of DRAM | |
389 | * by board_init_f() using CONFIG_SYS_MEM_TOP_HIDE: | |
390 | */ | |
391 | if (gd->bd->bi_dram[1].start) { | |
392 | mc_ram_addr = | |
393 | gd->bd->bi_dram[1].start + gd->bd->bi_dram[1].size; | |
394 | } else { | |
395 | mc_ram_addr = | |
396 | gd->bd->bi_dram[0].start + gd->bd->bi_dram[0].size; | |
397 | } | |
398 | ||
125e2bc1 GR |
399 | error = calculate_mc_private_ram_params(mc_ram_addr, |
400 | mc_ram_size, | |
401 | &mc_ram_aligned_base_addr, | |
402 | &mc_ram_num_256mb_blocks); | |
403 | if (error != 0) | |
404 | goto out; | |
405 | ||
b940ca64 GR |
406 | /* |
407 | * Management Complex cores should be held at reset out of POR. | |
408 | * U-boot should be the first software to touch MC. To be safe, | |
409 | * we reset all cores again by setting GCR1 to 0. It doesn't do | |
410 | * anything if they are held at reset. After we setup the firmware | |
411 | * we kick off MC by deasserting the reset bit for core 0, and | |
412 | * deasserting the reset bits for Command Portal Managers. | |
413 | * The stop bits are not touched here. They are used to stop the | |
414 | * cores when they are active. Setting stop bits doesn't stop the | |
415 | * cores from fetching instructions when they are released from | |
416 | * reset. | |
417 | */ | |
418 | out_le32(&mc_ccsr_regs->reg_gcr1, 0); | |
419 | dmb(); | |
420 | ||
125e2bc1 GR |
421 | #ifdef CONFIG_SYS_LS_MC_FW_IN_DDR |
422 | printf("MC firmware is preloaded to %#llx\n", mc_ram_addr); | |
423 | #else | |
b940ca64 GR |
424 | error = parse_mc_firmware_fit_image(&raw_image_addr, &raw_image_size); |
425 | if (error != 0) | |
426 | goto out; | |
427 | /* | |
428 | * Load the MC FW at the beginning of the MC private DRAM block: | |
429 | */ | |
7b3bd9a7 GR |
430 | mc_copy_image("MC Firmware", |
431 | (u64)raw_image_addr, raw_image_size, mc_ram_addr); | |
7b3bd9a7 | 432 | #endif |
125e2bc1 | 433 | dump_ram_words("firmware", (void *)mc_ram_addr); |
7b3bd9a7 | 434 | |
125e2bc1 GR |
435 | error = load_mc_dpc(mc_ram_addr, mc_ram_size); |
436 | if (error != 0) | |
7b3bd9a7 | 437 | goto out; |
b940ca64 | 438 | |
125e2bc1 GR |
439 | error = load_mc_dpl(mc_ram_addr, mc_ram_size); |
440 | if (error != 0) | |
b940ca64 | 441 | goto out; |
b940ca64 GR |
442 | |
443 | debug("mc_ccsr_regs %p\n", mc_ccsr_regs); | |
125e2bc1 | 444 | dump_mc_ccsr_regs(mc_ccsr_regs); |
b940ca64 GR |
445 | |
446 | /* | |
125e2bc1 | 447 | * Tell MC what is the address range of the DRAM block assigned to it: |
b940ca64 | 448 | */ |
125e2bc1 GR |
449 | reg_mcfbalr = (u32)mc_ram_aligned_base_addr | |
450 | (mc_ram_num_256mb_blocks - 1); | |
451 | out_le32(&mc_ccsr_regs->reg_mcfbalr, reg_mcfbalr); | |
452 | out_le32(&mc_ccsr_regs->reg_mcfbahr, | |
453 | (u32)(mc_ram_aligned_base_addr >> 32)); | |
b940ca64 GR |
454 | out_le32(&mc_ccsr_regs->reg_mcfapr, MCFAPR_BYPASS_ICID_MASK); |
455 | ||
456 | /* | |
125e2bc1 | 457 | * Tell the MC that we want delayed DPL deployment. |
b940ca64 | 458 | */ |
125e2bc1 | 459 | out_le32(&mc_ccsr_regs->reg_gsr, 0xDD00); |
b940ca64 | 460 | |
cc088c3a | 461 | printf("\nfsl-mc: Booting Management Complex ... "); |
7b3bd9a7 | 462 | |
b940ca64 GR |
463 | /* |
464 | * Deassert reset and release MC core 0 to run | |
465 | */ | |
466 | out_le32(&mc_ccsr_regs->reg_gcr1, GCR1_P1_DE_RST | GCR1_M_ALL_DE_RST); | |
125e2bc1 GR |
467 | error = wait_for_mc(true, ®_gsr); |
468 | if (error != 0) | |
b940ca64 | 469 | goto out; |
b940ca64 | 470 | |
7b3bd9a7 GR |
471 | /* |
472 | * TODO: need to obtain the portal_id for the root container from the | |
473 | * DPL | |
474 | */ | |
475 | portal_id = 0; | |
476 | ||
477 | /* | |
a2a55e51 PK |
478 | * Initialize the global default MC portal |
479 | * And check that the MC firmware is responding portal commands: | |
7b3bd9a7 | 480 | */ |
a2a55e51 PK |
481 | dflt_mc_io = (struct fsl_mc_io *)malloc(sizeof(struct fsl_mc_io)); |
482 | if (!dflt_mc_io) { | |
483 | printf(" No memory: malloc() failed\n"); | |
484 | return -ENOMEM; | |
485 | } | |
486 | ||
487 | dflt_mc_io->mmio_regs = SOC_MC_PORTAL_ADDR(portal_id); | |
7b3bd9a7 | 488 | debug("Checking access to MC portal of root DPRC container (portal_id %d, portal physical addr %p)\n", |
a2a55e51 | 489 | portal_id, dflt_mc_io->mmio_regs); |
7b3bd9a7 | 490 | |
a2a55e51 | 491 | error = mc_get_version(dflt_mc_io, &mc_ver_info); |
7b3bd9a7 GR |
492 | if (error != 0) { |
493 | printf("fsl-mc: ERROR: Firmware version check failed (error: %d)\n", | |
494 | error); | |
495 | goto out; | |
496 | } | |
497 | ||
498 | if (MC_VER_MAJOR != mc_ver_info.major) | |
499 | printf("fsl-mc: ERROR: Firmware major version mismatch (found: %d, expected: %d)\n", | |
500 | mc_ver_info.major, MC_VER_MAJOR); | |
501 | ||
502 | if (MC_VER_MINOR != mc_ver_info.minor) | |
503 | printf("fsl-mc: WARNING: Firmware minor version mismatch (found: %d, expected: %d)\n", | |
504 | mc_ver_info.minor, MC_VER_MINOR); | |
505 | ||
506 | printf("fsl-mc: Management Complex booted (version: %d.%d.%d, boot status: %#x)\n", | |
507 | mc_ver_info.major, mc_ver_info.minor, mc_ver_info.revision, | |
125e2bc1 GR |
508 | reg_gsr & GSR_FS_MASK); |
509 | ||
510 | /* | |
511 | * Tell the MC to deploy the DPL: | |
512 | */ | |
513 | out_le32(&mc_ccsr_regs->reg_gsr, 0x0); | |
cc088c3a | 514 | printf("fsl-mc: Deploying data path layout ... "); |
125e2bc1 GR |
515 | error = wait_for_mc(false, ®_gsr); |
516 | if (error != 0) | |
517 | goto out; | |
cc088c3a | 518 | |
b940ca64 GR |
519 | out: |
520 | if (error != 0) | |
521 | mc_boot_status = -error; | |
522 | else | |
523 | mc_boot_status = 0; | |
524 | ||
525 | return error; | |
526 | } | |
527 | ||
528 | int get_mc_boot_status(void) | |
529 | { | |
530 | return mc_boot_status; | |
531 | } | |
532 | ||
533 | /** | |
534 | * Return the actual size of the MC private DRAM block. | |
b940ca64 GR |
535 | */ |
536 | unsigned long mc_get_dram_block_size(void) | |
537 | { | |
125e2bc1 GR |
538 | unsigned long dram_block_size = CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE; |
539 | ||
540 | char *dram_block_size_env_var = getenv(MC_MEM_SIZE_ENV_VAR); | |
541 | ||
542 | if (dram_block_size_env_var) { | |
543 | dram_block_size = simple_strtoul(dram_block_size_env_var, NULL, | |
544 | 10); | |
545 | ||
546 | if (dram_block_size < CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE) { | |
547 | printf("fsl-mc: WARNING: Invalid value for \'" | |
548 | MC_MEM_SIZE_ENV_VAR | |
549 | "\' environment variable: %lu\n", | |
550 | dram_block_size); | |
551 | ||
552 | dram_block_size = CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE; | |
553 | } | |
554 | } | |
555 | ||
556 | return dram_block_size; | |
b940ca64 | 557 | } |
a2a55e51 PK |
558 | |
559 | int dpio_init(struct dprc_obj_desc obj_desc) | |
560 | { | |
561 | struct qbman_swp_desc p_des; | |
562 | struct dpio_attr attr; | |
563 | int err = 0; | |
564 | ||
565 | dflt_dpio = (struct fsl_dpio_obj *)malloc(sizeof(struct fsl_dpio_obj)); | |
566 | if (!dflt_dpio) { | |
567 | printf(" No memory: malloc() failed\n"); | |
568 | return -ENOMEM; | |
569 | } | |
570 | ||
571 | dflt_dpio->dpio_id = obj_desc.id; | |
572 | ||
573 | err = dpio_open(dflt_mc_io, obj_desc.id, &dflt_dpio_handle); | |
574 | if (err) { | |
575 | printf("dpio_open() failed\n"); | |
576 | goto err_open; | |
577 | } | |
578 | ||
579 | err = dpio_get_attributes(dflt_mc_io, dflt_dpio_handle, &attr); | |
580 | if (err) { | |
581 | printf("dpio_get_attributes() failed %d\n", err); | |
582 | goto err_get_attr; | |
583 | } | |
584 | ||
585 | err = dpio_enable(dflt_mc_io, dflt_dpio_handle); | |
586 | if (err) { | |
587 | printf("dpio_enable() failed %d\n", err); | |
588 | goto err_get_enable; | |
589 | } | |
590 | debug("ce_paddr=0x%llx, ci_paddr=0x%llx, portalid=%d, prios=%d\n", | |
591 | attr.qbman_portal_ce_paddr, | |
592 | attr.qbman_portal_ci_paddr, | |
593 | attr.qbman_portal_id, | |
594 | attr.num_priorities); | |
595 | ||
596 | p_des.cena_bar = (void *)attr.qbman_portal_ce_paddr; | |
597 | p_des.cinh_bar = (void *)attr.qbman_portal_ci_paddr; | |
598 | ||
599 | dflt_dpio->sw_portal = qbman_swp_init(&p_des); | |
600 | if (dflt_dpio->sw_portal == NULL) { | |
601 | printf("qbman_swp_init() failed\n"); | |
602 | goto err_get_swp_init; | |
603 | } | |
604 | return 0; | |
605 | ||
606 | err_get_swp_init: | |
607 | err_get_enable: | |
608 | dpio_disable(dflt_mc_io, dflt_dpio_handle); | |
609 | err_get_attr: | |
610 | dpio_close(dflt_mc_io, dflt_dpio_handle); | |
611 | err_open: | |
612 | free(dflt_dpio); | |
613 | return err; | |
614 | } | |
615 | ||
616 | int dpbp_init(struct dprc_obj_desc obj_desc) | |
617 | { | |
618 | dflt_dpbp = (struct fsl_dpbp_obj *)malloc(sizeof(struct fsl_dpbp_obj)); | |
619 | if (!dflt_dpbp) { | |
620 | printf(" No memory: malloc() failed\n"); | |
621 | return -ENOMEM; | |
622 | } | |
623 | dflt_dpbp->dpbp_attr.id = obj_desc.id; | |
624 | ||
625 | return 0; | |
626 | } | |
627 | ||
c517771a | 628 | int dprc_init_container_obj(struct dprc_obj_desc obj_desc, uint16_t dprc_handle) |
a2a55e51 | 629 | { |
c517771a PK |
630 | int error = 0, state = 0; |
631 | struct dprc_endpoint dpni_endpoint, dpmac_endpoint; | |
a2a55e51 PK |
632 | if (!strcmp(obj_desc.type, "dpbp")) { |
633 | if (!dflt_dpbp) { | |
634 | error = dpbp_init(obj_desc); | |
635 | if (error < 0) | |
636 | printf("dpbp_init failed\n"); | |
637 | } | |
638 | } else if (!strcmp(obj_desc.type, "dpio")) { | |
639 | if (!dflt_dpio) { | |
640 | error = dpio_init(obj_desc); | |
641 | if (error < 0) | |
642 | printf("dpio_init failed\n"); | |
643 | } | |
c517771a PK |
644 | } else if (!strcmp(obj_desc.type, "dpni")) { |
645 | strcpy(dpni_endpoint.type, obj_desc.type); | |
646 | dpni_endpoint.id = obj_desc.id; | |
647 | error = dprc_get_connection(dflt_mc_io, dprc_handle, | |
648 | &dpni_endpoint, &dpmac_endpoint, &state); | |
649 | if (!strcmp(dpmac_endpoint.type, "dpmac")) | |
650 | error = ldpaa_eth_init(obj_desc); | |
651 | if (error < 0) | |
652 | printf("ldpaa_eth_init failed\n"); | |
a2a55e51 PK |
653 | } |
654 | ||
655 | return error; | |
656 | } | |
657 | ||
658 | int dprc_scan_container_obj(uint16_t dprc_handle, char *obj_type, int i) | |
659 | { | |
660 | int error = 0; | |
661 | struct dprc_obj_desc obj_desc; | |
662 | ||
663 | memset((void *)&obj_desc, 0x00, sizeof(struct dprc_obj_desc)); | |
664 | ||
665 | error = dprc_get_obj(dflt_mc_io, dprc_handle, | |
666 | i, &obj_desc); | |
667 | if (error < 0) { | |
668 | printf("dprc_get_obj(i=%d) failed: %d\n", | |
669 | i, error); | |
670 | return error; | |
671 | } | |
672 | ||
673 | if (!strcmp(obj_desc.type, obj_type)) { | |
674 | debug("Discovered object: type %s, id %d, req %s\n", | |
675 | obj_desc.type, obj_desc.id, obj_type); | |
676 | ||
c517771a | 677 | error = dprc_init_container_obj(obj_desc, dprc_handle); |
a2a55e51 PK |
678 | if (error < 0) { |
679 | printf("dprc_init_container_obj(i=%d) failed: %d\n", | |
680 | i, error); | |
681 | return error; | |
682 | } | |
683 | } | |
684 | ||
685 | return error; | |
686 | } | |
687 | ||
688 | int fsl_mc_ldpaa_init(bd_t *bis) | |
689 | { | |
690 | int i, error = 0; | |
691 | int dprc_opened = 0, container_id; | |
692 | int num_child_objects = 0; | |
693 | ||
694 | error = mc_init(); | |
125e2bc1 GR |
695 | if (error < 0) |
696 | goto error; | |
a2a55e51 PK |
697 | |
698 | error = dprc_get_container_id(dflt_mc_io, &container_id); | |
699 | if (error < 0) { | |
700 | printf("dprc_get_container_id() failed: %d\n", error); | |
701 | goto error; | |
702 | } | |
703 | ||
704 | debug("fsl-mc: Container id=0x%x\n", container_id); | |
705 | ||
706 | error = dprc_open(dflt_mc_io, container_id, &dflt_dprc_handle); | |
707 | if (error < 0) { | |
708 | printf("dprc_open() failed: %d\n", error); | |
709 | goto error; | |
710 | } | |
711 | dprc_opened = true; | |
712 | ||
713 | error = dprc_get_obj_count(dflt_mc_io, | |
714 | dflt_dprc_handle, | |
715 | &num_child_objects); | |
716 | if (error < 0) { | |
717 | printf("dprc_get_obj_count() failed: %d\n", error); | |
718 | goto error; | |
719 | } | |
720 | debug("Total child in container %d = %d\n", container_id, | |
721 | num_child_objects); | |
722 | ||
723 | if (num_child_objects != 0) { | |
724 | /* | |
725 | * Discover objects currently in the DPRC container in the MC: | |
726 | */ | |
727 | for (i = 0; i < num_child_objects; i++) | |
728 | error = dprc_scan_container_obj(dflt_dprc_handle, | |
729 | "dpbp", i); | |
730 | ||
731 | for (i = 0; i < num_child_objects; i++) | |
732 | error = dprc_scan_container_obj(dflt_dprc_handle, | |
733 | "dpio", i); | |
734 | ||
735 | for (i = 0; i < num_child_objects; i++) | |
736 | error = dprc_scan_container_obj(dflt_dprc_handle, | |
737 | "dpni", i); | |
738 | } | |
739 | error: | |
740 | if (dprc_opened) | |
741 | dprc_close(dflt_mc_io, dflt_dprc_handle); | |
742 | ||
743 | return error; | |
744 | } | |
745 | ||
746 | void fsl_mc_ldpaa_exit(bd_t *bis) | |
747 | { | |
748 | int err; | |
749 | ||
125e2bc1 GR |
750 | if (get_mc_boot_status() == 0) { |
751 | err = dpio_disable(dflt_mc_io, dflt_dpio_handle); | |
752 | if (err < 0) { | |
753 | printf("dpio_disable() failed: %d\n", err); | |
754 | return; | |
755 | } | |
756 | err = dpio_reset(dflt_mc_io, dflt_dpio_handle); | |
757 | if (err < 0) { | |
758 | printf("dpio_reset() failed: %d\n", err); | |
759 | return; | |
760 | } | |
761 | err = dpio_close(dflt_mc_io, dflt_dpio_handle); | |
762 | if (err < 0) { | |
763 | printf("dpio_close() failed: %d\n", err); | |
764 | return; | |
765 | } | |
a2a55e51 | 766 | |
125e2bc1 GR |
767 | free(dflt_dpio); |
768 | free(dflt_dpbp); | |
a2a55e51 PK |
769 | } |
770 | ||
125e2bc1 GR |
771 | if (dflt_mc_io) |
772 | free(dflt_mc_io); | |
a2a55e51 | 773 | } |