cmd/x86/cbsysinfo.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright 2021 Google LLC
   4  * Written by Simon Glass <sjg@chromium.org>
   5  */
   6
   7 #include <common.h>
   8 #include <asm/cb_sysinfo.h>
   9 #include <command.h>
  10 #include <console.h>
  11 #include <asm/global_data.h>
  12
  13 DECLARE_GLOBAL_DATA_PTR;
  14
  15 static void cbprompt(const char *name)
  16 {
  17         for (; *name == '>'; name++)
  18                 puts("   ");
  19         printf("%-12s: ", name);
  20 }
  21
  22 static void print_dec(const char *name, int value)
  23 {
  24         cbprompt(name);
  25         printf(value > 9 ? "0d%d\n" : "%d\n", value);
  26 }
  27
  28 static void print_hex(const char *name, int value)
  29 {
  30         cbprompt(name);
  31         printf("%x\n", value);
  32 }
  33
  34 static void print_addr(const char *name, ulong value)
  35 {
  36         cbprompt(name);
  37         printf("%08lx\n", value);
  38 }
  39
  40 static void print_addr64(const char *name, u64 value)
  41 {
  42         cbprompt(name);
  43         printf("%16llx\n", value);
  44 }
  45
  46 static void print_ptr(const char *name, const void *value)
  47 {
  48         cbprompt(name);
  49         printf("%p\n", value);
  50 }
  51
  52 static void print_str(const char *name, const char *value)
  53 {
  54         if (value) {
  55                 cbprompt(name);
  56                 printf("%s\n", value);
  57         }
  58 }
  59
  60 static void print_idx(const char *name, uint idx, const u8 *strings)
  61 {
  62         const char *ptr;
  63
  64         cbprompt(name);
  65         ptr = (char *)strings + idx;
  66         printf("%d: %s\n", idx, ptr ? ptr : "(unknown)");
  67 }
  68
  69 static const char *const cb_mem_name[] = {
  70         NULL,
  71         "ram",
  72         "reserved",
  73         "acpi",
  74         "nvs",
  75         "unusable",
  76         "vendor",
  77 };
  78
  79 static const char *get_mem_name(int tag)
  80 {
  81         if (tag >= CB_MEM_RAM && tag <= CB_MEM_VENDOR_RSVD)
  82                 return cb_mem_name[tag];
  83
  84         if (tag == CB_MEM_TABLE)
  85                 return "table";
  86
  87         return "(unknown)";
  88 }
  89
  90 static const struct timestamp_id_to_name {
  91         uint id;
  92         const char *name;
  93 } timestamp_ids[] = {
  94         /* Marker to report base_time */
  95         { 0,                    "1st timestamp" },
  96         { TS_START_ROMSTAGE,    "start of romstage" },
  97         { TS_BEFORE_INITRAM,    "before ram initialization" },
  98         { TS_AFTER_INITRAM,     "after ram initialization" },
  99         { TS_END_ROMSTAGE,      "end of romstage" },
 100         { TS_START_VBOOT,       "start of verified boot" },
 101         { TS_END_VBOOT,         "end of verified boot" },
 102         { TS_START_COPYRAM,     "starting to load ramstage" },
 103         { TS_END_COPYRAM,       "finished loading ramstage" },
 104         { TS_START_RAMSTAGE,    "start of ramstage" },
 105         { TS_START_BOOTBLOCK,   "start of bootblock" },
 106         { TS_END_BOOTBLOCK,     "end of bootblock" },
 107         { TS_START_COPYROM,     "starting to load romstage" },
 108         { TS_END_COPYROM,       "finished loading romstage" },
 109         { TS_START_ULZMA,       "starting LZMA decompress (ignore for x86)" },
 110         { TS_END_ULZMA,         "finished LZMA decompress (ignore for x86)" },
 111         { TS_START_ULZ4F,       "starting LZ4 decompress (ignore for x86)" },
 112         { TS_END_ULZ4F,         "finished LZ4 decompress (ignore for x86)" },
 113         { TS_DEVICE_ENUMERATE,  "device enumeration" },
 114         { TS_DEVICE_CONFIGURE,  "device configuration" },
 115         { TS_DEVICE_ENABLE,     "device enable" },
 116         { TS_DEVICE_INITIALIZE, "device initialization" },
 117         { TS_DEVICE_DONE,       "device setup done" },
 118         { TS_CBMEM_POST,        "cbmem post" },
 119         { TS_WRITE_TABLES,      "write tables" },
 120         { TS_FINALIZE_CHIPS,    "finalize chips" },
 121         { TS_LOAD_PAYLOAD,      "load payload" },
 122         { TS_ACPI_WAKE_JUMP,    "ACPI wake jump" },
 123         { TS_SELFBOOT_JUMP,     "selfboot jump" },
 124
 125         { TS_START_COPYVER,     "starting to load verstage" },
 126         { TS_END_COPYVER,       "finished loading verstage" },
 127         { TS_START_TPMINIT,     "starting to initialize TPM" },
 128         { TS_END_TPMINIT,       "finished TPM initialization" },
 129         { TS_START_VERIFY_SLOT, "starting to verify keyblock/preamble (RSA)" },
 130         { TS_END_VERIFY_SLOT,   "finished verifying keyblock/preamble (RSA)" },
 131         { TS_START_HASH_BODY,   "starting to verify body (load+SHA2+RSA) " },
 132         { TS_DONE_LOADING,      "finished loading body (ignore for x86)" },
 133         { TS_DONE_HASHING,      "finished calculating body hash (SHA2)" },
 134         { TS_END_HASH_BODY,     "finished verifying body signature (RSA)" },
 135
 136         { TS_START_COPYVPD,     "starting to load Chrome OS VPD" },
 137         { TS_END_COPYVPD_RO,    "finished loading Chrome OS VPD (RO)" },
 138         { TS_END_COPYVPD_RW,    "finished loading Chrome OS VPD (RW)" },
 139
 140         { TS_U_BOOT_INITTED,    "U-Boot start" },
 141         { TS_RO_PARAMS_INIT,    "RO parameter init" },
 142         { TS_RO_VB_INIT,        "RO vboot init" },
 143         { TS_RO_VB_SELECT_FIRMWARE,             "RO vboot select firmware" },
 144         { TS_RO_VB_SELECT_AND_LOAD_KERNEL,      "RO vboot select&load kernel" },
 145         { TS_RW_VB_SELECT_AND_LOAD_KERNEL,      "RW vboot select&load kernel" },
 146         { TS_VB_SELECT_AND_LOAD_KERNEL,         "vboot select&load kernel" },
 147         { TS_VB_EC_VBOOT_DONE,  "finished EC verification" },
 148         { TS_VB_STORAGE_INIT_DONE, "finished storage device initialization" },
 149         { TS_VB_READ_KERNEL_DONE, "finished reading kernel from disk" },
 150         { TS_VB_VBOOT_DONE,     "finished vboot kernel verification" },
 151         { TS_KERNEL_DECOMPRESSION, "starting kernel decompression/relocation" },
 152         { TS_START_KERNEL,      "jumping to kernel" },
 153         { TS_U_BOOT_START_KERNEL,       "just before jump to kernel" },
 154
 155         /* Intel ME-related timestamps */
 156         { TS_ME_INFORM_DRAM_WAIT, "waiting for ME acknowledgment of raminit"},
 157         { TS_ME_INFORM_DRAM_DONE, "finished waiting for ME response"},
 158
 159         /* FSP-related timestamps */
 160         { TS_FSP_MEMORY_INIT_START, "calling FspMemoryInit" },
 161         { TS_FSP_MEMORY_INIT_END, "returning from FspMemoryInit" },
 162         { TS_FSP_TEMP_RAM_EXIT_START, "calling FspTempRamExit" },
 163         { TS_FSP_TEMP_RAM_EXIT_END, "returning from FspTempRamExit" },
 164         { TS_FSP_SILICON_INIT_START, "calling FspSiliconInit" },
 165         { TS_FSP_SILICON_INIT_END, "returning from FspSiliconInit" },
 166         { TS_FSP_BEFORE_ENUMERATE, "calling FspNotify(AfterPciEnumeration)" },
 167         { TS_FSP_AFTER_ENUMERATE,
 168                  "returning from FspNotify(AfterPciEnumeration)" },
 169         { TS_FSP_BEFORE_FINALIZE, "calling FspNotify(ReadyToBoot)" },
 170         { TS_FSP_AFTER_FINALIZE, "returning from FspNotify(ReadyToBoot)" },
 171         { TS_FSP_BEFORE_END_OF_FIRMWARE, "calling FspNotify(EndOfFirmware)" },
 172         { TS_FSP_AFTER_END_OF_FIRMWARE,
 173                 "returning from FspNotify(EndOfFirmware)" },
 174 };
 175
 176 static const char *timestamp_name(uint32_t id)
 177 {
 178         int i;
 179
 180         for (i = 0; i < ARRAY_SIZE(timestamp_ids); i++) {
 181                 if (timestamp_ids[i].id == id)
 182                         return timestamp_ids[i].name;
 183         }
 184
 185         return "<unknown>";
 186 }
 187
 188 static void show_table(struct sysinfo_t *info, bool verbose)
 189 {
 190         struct cb_serial *ser = info->serial;
 191         int i;
 192
 193         printf("Coreboot table at %lx, decoded to %p",
 194                gd->arch.coreboot_table, info);
 195         if (info->header)
 196                 printf(", forwarded to %p\n", info->header);
 197         printf("\n");
 198
 199         print_dec("CPU KHz", info->cpu_khz);
 200
 201         print_addr("Serial I/O port", info->ser_ioport);
 202         print_addr(">base", info->ser_base);
 203         print_ptr(">pointer", ser);
 204         if (ser) {
 205                 print_hex(">type", ser->type);
 206                 print_addr(">base", ser->baseaddr);
 207                 print_dec(">baud", ser->baud);
 208                 print_hex(">baud", ser->regwidth);
 209                 print_dec(">input_hz", ser->input_hertz);
 210                 print_addr(">PCI addr", ser->uart_pci_addr);
 211         }
 212
 213         print_dec("Mem ranges", info->n_memranges);
 214         printf("%12s: %-11s        ||   base        ||   size\n", "id", "type");
 215         for (i = 0; i < info->n_memranges; i++) {
 216                 const struct memrange *mr = &info->memrange[i];
 217
 218                 printf("%12d: %02x:%-8s %016llx %016llx\n", i, mr->type,
 219                        get_mem_name(mr->type), mr->base, mr->size);
 220         }
 221         print_ptr("option_table", info->option_table);
 222
 223         print_hex("CMOS start", info->cmos_range_start);
 224         if (info->cmos_range_start) {
 225                 print_hex(">CMOS end", info->cmos_range_end);
 226                 print_hex(">CMOS csum loc", info->cmos_checksum_location);
 227         }
 228
 229         print_hex("VBNV start", info->vbnv_start);
 230         print_hex("VBNV size", info->vbnv_size);
 231
 232         print_str("CB version", info->cb_version);
 233         print_str(">Extra", info->extra_version);
 234         print_str(">Build", info->build);
 235         print_str(">Time", info->compile_time);
 236         print_str(">By", info->compile_by);
 237         print_str(">Host", info->compile_host);
 238         print_str(">Domain", info->compile_domain);
 239         print_str(">Compiler", info->compiler);
 240         print_str(">Linker", info->linker);
 241         print_str(">Assembler", info->assembler);
 242
 243         print_ptr("Framebuffer", info->framebuffer);
 244         if (info->framebuffer) {
 245                 struct cb_framebuffer *fb = info->framebuffer;
 246
 247                 print_addr64(">Phys addr", fb->physical_address);
 248                 print_dec(">X res", fb->x_resolution);
 249                 print_dec(">X res", fb->y_resolution);
 250                 print_hex(">Bytes / line", fb->bytes_per_line);
 251                 print_dec(">Bpp", fb->bits_per_pixel);
 252                 printf("   %-12s  red %d/%d, green %d/%d, blue %d/%d, reserved %d/%d\n",
 253                        "pos/size", fb->red_mask_pos, fb->red_mask_size,
 254                        fb->green_mask_pos, fb->green_mask_size,
 255                        fb->blue_mask_pos, fb->blue_mask_size,
 256                        fb->reserved_mask_pos, fb->reserved_mask_size);
 257         }
 258
 259         print_dec("GPIOs", info->num_gpios);
 260         printf("%12s: %4s %12s %3s %s\n", "id", "port", "polarity", "val",
 261                "name");
 262         for (i = 0; i < info->num_gpios; i++) {
 263                 const struct cb_gpio *gpio = &info->gpios[i];
 264                 char portstr[4];
 265
 266                 if (gpio->port == 0xffffffff)
 267                         strcpy(portstr, "-");
 268                 else
 269                         sprintf(portstr, "%x", gpio->port);
 270                 printf("%12d: %4s %12s %3d %s\n", i, portstr,
 271                        gpio->polarity == CB_GPIO_ACTIVE_LOW ? "active-low" :
 272                        "active-high", gpio->value, gpio->name);
 273         }
 274         print_dec("MACs", info->num_macs);
 275         for (i = 0; i < info->num_macs; i++) {
 276                 const struct mac_address *mac = &info->macs[i];
 277                 int j;
 278
 279                 printf("%12d: ", i);
 280                 for (j = 0; j < sizeof(mac->mac_addr); j++)
 281                         printf("%s%02x", j ? ":" : "", mac->mac_addr[j]);
 282                 printf("\n");
 283         }
 284         print_str(">Serial #", info->serialno);
 285         print_ptr("Multiboot tab", info->mbtable);
 286         print_ptr("CB header", info->header);
 287         print_ptr("CB mainboard", info->mainboard);
 288         if (info->mainboard) {
 289                 struct cb_mainboard *mb = info->mainboard;
 290
 291                 print_idx(">vendor", mb->vendor_idx, mb->strings);
 292                 print_idx(">part_number", mb->part_number_idx, mb->strings);
 293         }
 294         print_ptr("vboot handoff", info->vboot_handoff);
 295         print_hex(">size", info->vboot_handoff_size);
 296         print_ptr(">vdat addr", info->vdat_addr);
 297         print_hex(">size", info->vdat_size);
 298
 299         print_addr64("SMBIOS", info->smbios_start);
 300         print_hex(">size", info->smbios_size);
 301         print_hex("ROM MTRR", info->x86_rom_var_mtrr_index);
 302
 303         print_ptr("Tstamp table", info->tstamp_table);
 304         if (verbose && info->tstamp_table) {
 305                 struct timestamp_table *ts = info->tstamp_table;
 306
 307                 printf("%-12s", "Base_time");
 308                 print_grouped_ull(ts->base_time, 12);
 309                 printf("\n");
 310                 print_dec("Tick MHz", ts->tick_freq_mhz);
 311                 for (i = 0; i < ts->num_entries; i++) {
 312                         const struct timestamp_entry *tse;
 313
 314                         tse = &ts->entries[i];
 315                         printf("   ");
 316                         print_grouped_ull(tse->entry_stamp, 12);
 317                         printf("  %s\n", timestamp_name(tse->entry_id));
 318                 }
 319         }
 320
 321         print_ptr("CBmem cons", info->cbmem_cons);
 322         if (info->cbmem_cons) {
 323                 struct cbmem_console *cons = info->cbmem_cons;
 324                 int i;
 325
 326                 print_hex("Size", cons->size);
 327                 print_hex("Cursor", cons->cursor);
 328                 if (verbose) {
 329                         for (i = 0; i < cons->cursor; i++) {
 330                                 int ch = cons->body[i];
 331
 332                                 putc(ch);
 333
 334                                 if (ch == '\n') {
 335                                         /* check for ctrl-c to abort... */
 336                                         if (ctrlc()) {
 337                                                 puts("Abort\n");
 338                                                 return;
 339                                         }
 340                                         printf("   ");
 341                                 }
 342                         }
 343                         printf("\n");
 344                 }
 345         }
 346
 347         print_ptr("MRC cache", info->mrc_cache);
 348         print_ptr("ACPI GNVS", info->acpi_gnvs);
 349         print_hex("Board ID", info->board_id);
 350         print_hex("RAM code", info->ram_code);
 351         print_ptr("WiFi calib", info->wifi_calibration);
 352         print_addr64("Ramoops buff", info->ramoops_buffer);
 353         print_hex(">size", info->ramoops_buffer_size);
 354         print_hex("SF size", info->spi_flash.size);
 355         print_hex("SF sector", info->spi_flash.sector_size);
 356         print_hex("SF erase cmd", info->spi_flash.erase_cmd);
 357
 358         print_addr64("FMAP offset", info->fmap_offset);
 359         print_addr64("CBFS offset", info->cbfs_offset);
 360         print_addr64("CBFS size", info->cbfs_size);
 361         print_addr64("Boot media size", info->boot_media_size);
 362         print_addr64("MTC start", info->mtc_start);
 363         print_hex("MTC size", info->mtc_size);
 364
 365         print_ptr("Chrome OS VPD", info->chromeos_vpd);
 366 }
 367
 368 static int do_cbsysinfo(struct cmd_tbl *cmdtp, int flag, int argc,
 369                         char *const argv[])
 370 {
 371         bool verbose = false;
 372
 373         if (argc > 1) {
 374                 if (!strcmp("-v", argv[1]))
 375                         verbose = true;
 376                 else
 377                         return CMD_RET_USAGE;
 378         }
 379
 380         if (!gd->arch.coreboot_table) {
 381                 printf("No coreboot sysinfo table found\n");
 382                 return CMD_RET_FAILURE;
 383         }
 384         show_table(&lib_sysinfo, verbose);
 385
 386         return 0;
 387 }
 388
 389 U_BOOT_CMD(
 390         cbsysinfo,      2,      1,      do_cbsysinfo,
 391         "Show coreboot sysinfo table",
 392         "[-v]         Dumps out the contents of the sysinfo table. This only\n"
 393         "works if U-Boot is booted from coreboot"
 394 );