3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
13 #include <ubifs_uboot.h>
18 #define PRINTF(fmt,args...) printf (fmt ,##args)
20 #define PRINTF(fmt,args...)
25 block_dev_desc_t* (*get_dev)(int dev);
26 int (*select_hwpart)(int dev_num, int hwpart);
29 static const struct block_drvr block_drvr[] = {
30 #if defined(CONFIG_CMD_IDE)
31 { .name = "ide", .get_dev = ide_get_dev, },
33 #if defined(CONFIG_CMD_SATA)
34 {.name = "sata", .get_dev = sata_get_dev, },
36 #if defined(CONFIG_CMD_SCSI)
37 { .name = "scsi", .get_dev = scsi_get_dev, },
39 #if defined(CONFIG_CMD_USB) && defined(CONFIG_USB_STORAGE)
40 { .name = "usb", .get_dev = usb_stor_get_dev, },
42 #if defined(CONFIG_MMC)
45 .get_dev = mmc_get_dev,
46 .select_hwpart = mmc_select_hwpart,
49 #if defined(CONFIG_SYSTEMACE)
50 { .name = "ace", .get_dev = systemace_get_dev, },
52 #if defined(CONFIG_SANDBOX)
53 { .name = "host", .get_dev = host_get_dev, },
58 DECLARE_GLOBAL_DATA_PTR;
60 #ifdef HAVE_BLOCK_DEVICE
61 static block_dev_desc_t *get_dev_hwpart(const char *ifname, int dev, int hwpart)
63 const struct block_drvr *drvr = block_drvr;
64 block_dev_desc_t* (*reloc_get_dev)(int dev);
65 int (*select_hwpart)(int dev_num, int hwpart);
73 #ifdef CONFIG_NEEDS_MANUAL_RELOC
74 name += gd->reloc_off;
78 reloc_get_dev = drvr->get_dev;
79 select_hwpart = drvr->select_hwpart;
80 #ifdef CONFIG_NEEDS_MANUAL_RELOC
81 name += gd->reloc_off;
82 reloc_get_dev += gd->reloc_off;
84 select_hwpart += gd->reloc_off;
86 if (strncmp(ifname, name, strlen(name)) == 0) {
87 block_dev_desc_t *dev_desc = reloc_get_dev(dev);
90 if (hwpart == 0 && !select_hwpart)
94 ret = select_hwpart(dev_desc->dev, hwpart);
104 block_dev_desc_t *get_dev(const char *ifname, int dev)
106 return get_dev_hwpart(ifname, dev, 0);
109 block_dev_desc_t *get_dev_hwpart(const char *ifname, int dev, int hwpart)
114 block_dev_desc_t *get_dev(const char *ifname, int dev)
120 #ifdef HAVE_BLOCK_DEVICE
122 /* ------------------------------------------------------------------------- */
124 * reports device info to the user
128 typedef uint64_t lba512_t;
130 typedef lbaint_t lba512_t;
134 * Overflowless variant of (block_count * mul_by / div_by)
135 * when div_by > mul_by
137 static lba512_t lba512_muldiv(lba512_t block_count, lba512_t mul_by, lba512_t div_by)
139 lba512_t bc_quot, bc_rem;
141 /* x * m / d == x / d * m + (x % d) * m / d */
142 bc_quot = block_count / div_by;
143 bc_rem = block_count - div_by * bc_quot;
144 return bc_quot * mul_by + (bc_rem * mul_by) / div_by;
147 void dev_print (block_dev_desc_t *dev_desc)
149 lba512_t lba512; /* number of blocks if 512bytes block size */
151 if (dev_desc->type == DEV_TYPE_UNKNOWN) {
152 puts ("not available\n");
156 switch (dev_desc->if_type) {
158 printf ("(%d:%d) Vendor: %s Prod.: %s Rev: %s\n",
159 dev_desc->target,dev_desc->lun,
167 printf ("Model: %s Firm: %s Ser#: %s\n",
175 printf ("Vendor: %s Rev: %s Prod: %s\n",
181 puts("device type DOC\n");
183 case IF_TYPE_UNKNOWN:
184 puts("device type unknown\n");
187 printf("Unhandled device type: %i\n", dev_desc->if_type);
191 if (dev_desc->removable)
193 switch (dev_desc->type & 0x1F) {
194 case DEV_TYPE_HARDDISK:
200 case DEV_TYPE_OPDISK:
201 puts ("Optical Device");
207 printf ("# %02X #", dev_desc->type & 0x1F);
211 if (dev_desc->lba > 0L && dev_desc->blksz > 0L) {
212 ulong mb, mb_quot, mb_rem, gb, gb_quot, gb_rem;
217 lba512 = (lba * (dev_desc->blksz/512));
218 /* round to 1 digit */
219 /* 2048 = (1024 * 1024) / 512 MB */
220 mb = lba512_muldiv(lba512, 10, 2048);
223 mb_rem = mb - (10 * mb_quot);
227 gb_rem = gb - (10 * gb_quot);
230 printf (" Supports 48-bit addressing\n");
232 #if defined(CONFIG_SYS_64BIT_LBA)
233 printf (" Capacity: %ld.%ld MB = %ld.%ld GB (%Ld x %ld)\n",
239 printf (" Capacity: %ld.%ld MB = %ld.%ld GB (%ld x %ld)\n",
246 puts (" Capacity: not available\n");
251 #ifdef HAVE_BLOCK_DEVICE
253 void init_part(block_dev_desc_t *dev_desc)
255 #ifdef CONFIG_ISO_PARTITION
256 if (test_part_iso(dev_desc) == 0) {
257 dev_desc->part_type = PART_TYPE_ISO;
262 #ifdef CONFIG_MAC_PARTITION
263 if (test_part_mac(dev_desc) == 0) {
264 dev_desc->part_type = PART_TYPE_MAC;
269 /* must be placed before DOS partition detection */
270 #ifdef CONFIG_EFI_PARTITION
271 if (test_part_efi(dev_desc) == 0) {
272 dev_desc->part_type = PART_TYPE_EFI;
277 #ifdef CONFIG_DOS_PARTITION
278 if (test_part_dos(dev_desc) == 0) {
279 dev_desc->part_type = PART_TYPE_DOS;
284 #ifdef CONFIG_AMIGA_PARTITION
285 if (test_part_amiga(dev_desc) == 0) {
286 dev_desc->part_type = PART_TYPE_AMIGA;
290 dev_desc->part_type = PART_TYPE_UNKNOWN;
294 #if defined(CONFIG_MAC_PARTITION) || \
295 defined(CONFIG_DOS_PARTITION) || \
296 defined(CONFIG_ISO_PARTITION) || \
297 defined(CONFIG_AMIGA_PARTITION) || \
298 defined(CONFIG_EFI_PARTITION)
300 static void print_part_header(const char *type, block_dev_desc_t *dev_desc)
302 puts ("\nPartition Map for ");
303 switch (dev_desc->if_type) {
332 printf (" device %d -- Partition Type: %s\n\n",
333 dev_desc->dev, type);
336 #endif /* any CONFIG_..._PARTITION */
338 void print_part(block_dev_desc_t * dev_desc)
341 switch (dev_desc->part_type) {
342 #ifdef CONFIG_MAC_PARTITION
344 PRINTF ("## Testing for valid MAC partition ##\n");
345 print_part_header ("MAC", dev_desc);
346 print_part_mac (dev_desc);
349 #ifdef CONFIG_DOS_PARTITION
351 PRINTF ("## Testing for valid DOS partition ##\n");
352 print_part_header ("DOS", dev_desc);
353 print_part_dos (dev_desc);
357 #ifdef CONFIG_ISO_PARTITION
359 PRINTF ("## Testing for valid ISO Boot partition ##\n");
360 print_part_header ("ISO", dev_desc);
361 print_part_iso (dev_desc);
365 #ifdef CONFIG_AMIGA_PARTITION
366 case PART_TYPE_AMIGA:
367 PRINTF ("## Testing for a valid Amiga partition ##\n");
368 print_part_header ("AMIGA", dev_desc);
369 print_part_amiga (dev_desc);
373 #ifdef CONFIG_EFI_PARTITION
375 PRINTF ("## Testing for valid EFI partition ##\n");
376 print_part_header ("EFI", dev_desc);
377 print_part_efi (dev_desc);
381 puts ("## Unknown partition table\n");
384 #endif /* HAVE_BLOCK_DEVICE */
386 int get_partition_info(block_dev_desc_t *dev_desc, int part,
387 disk_partition_t *info)
389 #ifdef HAVE_BLOCK_DEVICE
391 #ifdef CONFIG_PARTITION_UUIDS
392 /* The common case is no UUID support */
396 switch (dev_desc->part_type) {
397 #ifdef CONFIG_MAC_PARTITION
399 if (get_partition_info_mac(dev_desc, part, info) == 0) {
400 PRINTF("## Valid MAC partition found ##\n");
406 #ifdef CONFIG_DOS_PARTITION
408 if (get_partition_info_dos(dev_desc, part, info) == 0) {
409 PRINTF("## Valid DOS partition found ##\n");
415 #ifdef CONFIG_ISO_PARTITION
417 if (get_partition_info_iso(dev_desc, part, info) == 0) {
418 PRINTF("## Valid ISO boot partition found ##\n");
424 #ifdef CONFIG_AMIGA_PARTITION
425 case PART_TYPE_AMIGA:
426 if (get_partition_info_amiga(dev_desc, part, info) == 0) {
427 PRINTF("## Valid Amiga partition found ##\n");
433 #ifdef CONFIG_EFI_PARTITION
435 if (get_partition_info_efi(dev_desc, part, info) == 0) {
436 PRINTF("## Valid EFI partition found ##\n");
444 #endif /* HAVE_BLOCK_DEVICE */
449 int get_device(const char *ifname, const char *dev_hwpart_str,
450 block_dev_desc_t **dev_desc)
453 char *dup_str = NULL;
454 const char *dev_str, *hwpart_str;
457 hwpart_str = strchr(dev_hwpart_str, '.');
459 dup_str = strdup(dev_hwpart_str);
460 dup_str[hwpart_str - dev_hwpart_str] = 0;
464 dev_str = dev_hwpart_str;
468 dev = simple_strtoul(dev_str, &ep, 16);
470 printf("** Bad device specification %s %s **\n",
477 hwpart = simple_strtoul(hwpart_str, &ep, 16);
479 printf("** Bad HW partition specification %s %s **\n",
486 *dev_desc = get_dev_hwpart(ifname, dev, hwpart);
487 if (!(*dev_desc) || ((*dev_desc)->type == DEV_TYPE_UNKNOWN)) {
488 printf("** Bad device %s %s **\n", ifname, dev_hwpart_str);
498 #define PART_UNSPECIFIED -2
500 #define MAX_SEARCH_PARTITIONS 16
501 int get_device_and_partition(const char *ifname, const char *dev_part_str,
502 block_dev_desc_t **dev_desc,
503 disk_partition_t *info, int allow_whole_dev)
506 const char *part_str;
507 char *dup_str = NULL;
513 disk_partition_t tmpinfo;
515 #if defined CONFIG_SANDBOX && defined CONFIG_CMD_UBIFS
516 #error Only one of CONFIG_SANDBOX and CONFIG_CMD_UBIFS may be selected
519 #ifdef CONFIG_SANDBOX
521 * Special-case a pseudo block device "hostfs", to allow access to the
522 * host's own filesystem.
524 if (0 == strcmp(ifname, "hostfs")) {
530 strcpy((char *)info->type, BOOT_PART_TYPE);
531 strcpy((char *)info->name, "Sandbox host");
532 #ifdef CONFIG_PARTITION_UUIDS
540 #ifdef CONFIG_CMD_UBIFS
542 * Special-case ubi, ubi goes through a mtd, rathen then through
543 * a regular block device.
545 if (0 == strcmp(ifname, "ubi")) {
546 if (!ubifs_is_mounted()) {
547 printf("UBIFS not mounted, use ubifsmount to mount volume first!\n");
552 memset(info, 0, sizeof(*info));
553 strcpy((char *)info->type, BOOT_PART_TYPE);
554 strcpy((char *)info->name, "UBI");
555 #ifdef CONFIG_PARTITION_UUIDS
562 /* If no dev_part_str, use bootdevice environment variable */
563 if (!dev_part_str || !strlen(dev_part_str) ||
564 !strcmp(dev_part_str, "-"))
565 dev_part_str = getenv("bootdevice");
567 /* If still no dev_part_str, it's an error */
569 printf("** No device specified **\n");
573 /* Separate device and partition ID specification */
574 part_str = strchr(dev_part_str, ':');
576 dup_str = strdup(dev_part_str);
577 dup_str[part_str - dev_part_str] = 0;
581 dev_str = dev_part_str;
584 /* Look up the device */
585 dev = get_device(ifname, dev_str, dev_desc);
589 /* Convert partition ID string to number */
590 if (!part_str || !*part_str) {
591 part = PART_UNSPECIFIED;
592 } else if (!strcmp(part_str, "auto")) {
595 /* Something specified -> use exactly that */
596 part = (int)simple_strtoul(part_str, &ep, 16);
598 * Less than whole string converted,
599 * or request for whole device, but caller requires partition.
601 if (*ep || (part == 0 && !allow_whole_dev)) {
602 printf("** Bad partition specification %s %s **\n",
603 ifname, dev_part_str);
609 * No partition table on device,
610 * or user requested partition 0 (entire device).
612 if (((*dev_desc)->part_type == PART_TYPE_UNKNOWN) ||
614 if (!(*dev_desc)->lba) {
615 printf("** Bad device size - %s %s **\n", ifname,
621 * If user specified a partition ID other than 0,
622 * or the calling command only accepts partitions,
625 if ((part > 0) || (!allow_whole_dev)) {
626 printf("** No partition table - %s %s **\n", ifname,
631 (*dev_desc)->log2blksz = LOG2((*dev_desc)->blksz);
634 info->size = (*dev_desc)->lba;
635 info->blksz = (*dev_desc)->blksz;
637 strcpy((char *)info->type, BOOT_PART_TYPE);
638 strcpy((char *)info->name, "Whole Disk");
639 #ifdef CONFIG_PARTITION_UUIDS
648 * Now there's known to be a partition table,
649 * not specifying a partition means to pick partition 1.
651 if (part == PART_UNSPECIFIED)
655 * If user didn't specify a partition number, or did specify something
656 * other than "auto", use that partition number directly.
658 if (part != PART_AUTO) {
659 ret = get_partition_info(*dev_desc, part, info);
661 printf("** Invalid partition %d **\n", part);
666 * Find the first bootable partition.
667 * If none are bootable, fall back to the first valid partition.
670 for (p = 1; p <= MAX_SEARCH_PARTITIONS; p++) {
671 ret = get_partition_info(*dev_desc, p, info);
676 * First valid partition, or new better partition?
677 * If so, save partition ID.
679 if (!part || info->bootable)
682 /* Best possible partition? Stop searching. */
687 * We now need to search further for best possible.
688 * If we what we just queried was the best so far,
689 * save the info since we over-write it next loop.
694 /* If we found any acceptable partition */
697 * If we searched all possible partition IDs,
698 * return the first valid partition we found.
700 if (p == MAX_SEARCH_PARTITIONS + 1)
703 printf("** No valid partitions found **\n");
708 if (strncmp((char *)info->type, BOOT_PART_TYPE, sizeof(info->type)) != 0) {
709 printf("** Invalid partition type \"%.32s\""
710 " (expect \"" BOOT_PART_TYPE "\")\n",
716 (*dev_desc)->log2blksz = LOG2((*dev_desc)->blksz);