upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
617 lines
14 KiB
617 lines
14 KiB
/*
|
|
* (C) Copyright 2001
|
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <command.h>
|
|
#include <errno.h>
|
|
#include <ide.h>
|
|
#include <malloc.h>
|
|
#include <part.h>
|
|
#include <ubifs_uboot.h>
|
|
|
|
#undef PART_DEBUG
|
|
|
|
#ifdef PART_DEBUG
|
|
#define PRINTF(fmt,args...) printf (fmt ,##args)
|
|
#else
|
|
#define PRINTF(fmt,args...)
|
|
#endif
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
#ifdef HAVE_BLOCK_DEVICE
|
|
static struct part_driver *part_driver_lookup_type(int part_type)
|
|
{
|
|
struct part_driver *drv =
|
|
ll_entry_start(struct part_driver, part_driver);
|
|
const int n_ents = ll_entry_count(struct part_driver, part_driver);
|
|
struct part_driver *entry;
|
|
|
|
for (entry = drv; entry != drv + n_ents; entry++) {
|
|
if (part_type == entry->part_type)
|
|
return entry;
|
|
}
|
|
|
|
/* Not found */
|
|
return NULL;
|
|
}
|
|
|
|
static struct blk_desc *get_dev_hwpart(const char *ifname, int dev, int hwpart)
|
|
{
|
|
struct blk_desc *dev_desc;
|
|
int ret;
|
|
|
|
dev_desc = blk_get_devnum_by_typename(ifname, dev);
|
|
if (!dev_desc) {
|
|
debug("%s: No device for iface '%s', dev %d\n", __func__,
|
|
ifname, dev);
|
|
return NULL;
|
|
}
|
|
ret = blk_dselect_hwpart(dev_desc, hwpart);
|
|
if (ret) {
|
|
debug("%s: Failed to select h/w partition: err-%d\n", __func__,
|
|
ret);
|
|
return NULL;
|
|
}
|
|
|
|
return dev_desc;
|
|
}
|
|
|
|
struct blk_desc *blk_get_dev(const char *ifname, int dev)
|
|
{
|
|
return get_dev_hwpart(ifname, dev, 0);
|
|
}
|
|
#else
|
|
struct blk_desc *get_dev_hwpart(const char *ifname, int dev, int hwpart)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
struct blk_desc *blk_get_dev(const char *ifname, int dev)
|
|
{
|
|
return NULL;
|
|
}
|
|
#endif
|
|
|
|
#ifdef HAVE_BLOCK_DEVICE
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
/*
|
|
* reports device info to the user
|
|
*/
|
|
|
|
#ifdef CONFIG_LBA48
|
|
typedef uint64_t lba512_t;
|
|
#else
|
|
typedef lbaint_t lba512_t;
|
|
#endif
|
|
|
|
/*
|
|
* Overflowless variant of (block_count * mul_by / div_by)
|
|
* when div_by > mul_by
|
|
*/
|
|
static lba512_t lba512_muldiv(lba512_t block_count, lba512_t mul_by, lba512_t div_by)
|
|
{
|
|
lba512_t bc_quot, bc_rem;
|
|
|
|
/* x * m / d == x / d * m + (x % d) * m / d */
|
|
bc_quot = block_count / div_by;
|
|
bc_rem = block_count - div_by * bc_quot;
|
|
return bc_quot * mul_by + (bc_rem * mul_by) / div_by;
|
|
}
|
|
|
|
void dev_print (struct blk_desc *dev_desc)
|
|
{
|
|
lba512_t lba512; /* number of blocks if 512bytes block size */
|
|
|
|
if (dev_desc->type == DEV_TYPE_UNKNOWN) {
|
|
puts ("not available\n");
|
|
return;
|
|
}
|
|
|
|
switch (dev_desc->if_type) {
|
|
case IF_TYPE_SCSI:
|
|
printf ("(%d:%d) Vendor: %s Prod.: %s Rev: %s\n",
|
|
dev_desc->target,dev_desc->lun,
|
|
dev_desc->vendor,
|
|
dev_desc->product,
|
|
dev_desc->revision);
|
|
break;
|
|
case IF_TYPE_ATAPI:
|
|
case IF_TYPE_IDE:
|
|
case IF_TYPE_SATA:
|
|
printf ("Model: %s Firm: %s Ser#: %s\n",
|
|
dev_desc->vendor,
|
|
dev_desc->revision,
|
|
dev_desc->product);
|
|
break;
|
|
case IF_TYPE_SD:
|
|
case IF_TYPE_MMC:
|
|
case IF_TYPE_USB:
|
|
printf ("Vendor: %s Rev: %s Prod: %s\n",
|
|
dev_desc->vendor,
|
|
dev_desc->revision,
|
|
dev_desc->product);
|
|
break;
|
|
case IF_TYPE_DOC:
|
|
puts("device type DOC\n");
|
|
return;
|
|
case IF_TYPE_UNKNOWN:
|
|
puts("device type unknown\n");
|
|
return;
|
|
default:
|
|
printf("Unhandled device type: %i\n", dev_desc->if_type);
|
|
return;
|
|
}
|
|
puts (" Type: ");
|
|
if (dev_desc->removable)
|
|
puts ("Removable ");
|
|
switch (dev_desc->type & 0x1F) {
|
|
case DEV_TYPE_HARDDISK:
|
|
puts ("Hard Disk");
|
|
break;
|
|
case DEV_TYPE_CDROM:
|
|
puts ("CD ROM");
|
|
break;
|
|
case DEV_TYPE_OPDISK:
|
|
puts ("Optical Device");
|
|
break;
|
|
case DEV_TYPE_TAPE:
|
|
puts ("Tape");
|
|
break;
|
|
default:
|
|
printf ("# %02X #", dev_desc->type & 0x1F);
|
|
break;
|
|
}
|
|
puts ("\n");
|
|
if (dev_desc->lba > 0L && dev_desc->blksz > 0L) {
|
|
ulong mb, mb_quot, mb_rem, gb, gb_quot, gb_rem;
|
|
lbaint_t lba;
|
|
|
|
lba = dev_desc->lba;
|
|
|
|
lba512 = (lba * (dev_desc->blksz/512));
|
|
/* round to 1 digit */
|
|
/* 2048 = (1024 * 1024) / 512 MB */
|
|
mb = lba512_muldiv(lba512, 10, 2048);
|
|
|
|
mb_quot = mb / 10;
|
|
mb_rem = mb - (10 * mb_quot);
|
|
|
|
gb = mb / 1024;
|
|
gb_quot = gb / 10;
|
|
gb_rem = gb - (10 * gb_quot);
|
|
#ifdef CONFIG_LBA48
|
|
if (dev_desc->lba48)
|
|
printf (" Supports 48-bit addressing\n");
|
|
#endif
|
|
#if defined(CONFIG_SYS_64BIT_LBA)
|
|
printf (" Capacity: %ld.%ld MB = %ld.%ld GB (%Ld x %ld)\n",
|
|
mb_quot, mb_rem,
|
|
gb_quot, gb_rem,
|
|
lba,
|
|
dev_desc->blksz);
|
|
#else
|
|
printf (" Capacity: %ld.%ld MB = %ld.%ld GB (%ld x %ld)\n",
|
|
mb_quot, mb_rem,
|
|
gb_quot, gb_rem,
|
|
(ulong)lba,
|
|
dev_desc->blksz);
|
|
#endif
|
|
} else {
|
|
puts (" Capacity: not available\n");
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#ifdef HAVE_BLOCK_DEVICE
|
|
|
|
void part_init(struct blk_desc *dev_desc)
|
|
{
|
|
struct part_driver *drv =
|
|
ll_entry_start(struct part_driver, part_driver);
|
|
const int n_ents = ll_entry_count(struct part_driver, part_driver);
|
|
struct part_driver *entry;
|
|
|
|
blkcache_invalidate(dev_desc->if_type, dev_desc->devnum);
|
|
|
|
dev_desc->part_type = PART_TYPE_UNKNOWN;
|
|
for (entry = drv; entry != drv + n_ents; entry++) {
|
|
int ret;
|
|
|
|
ret = entry->test(dev_desc);
|
|
debug("%s: try '%s': ret=%d\n", __func__, entry->name, ret);
|
|
if (!ret) {
|
|
dev_desc->part_type = entry->part_type;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void print_part_header(const char *type, struct blk_desc *dev_desc)
|
|
{
|
|
#if defined(CONFIG_MAC_PARTITION) || \
|
|
defined(CONFIG_DOS_PARTITION) || \
|
|
defined(CONFIG_ISO_PARTITION) || \
|
|
defined(CONFIG_AMIGA_PARTITION) || \
|
|
defined(CONFIG_EFI_PARTITION)
|
|
puts ("\nPartition Map for ");
|
|
switch (dev_desc->if_type) {
|
|
case IF_TYPE_IDE:
|
|
puts ("IDE");
|
|
break;
|
|
case IF_TYPE_SATA:
|
|
puts ("SATA");
|
|
break;
|
|
case IF_TYPE_SCSI:
|
|
puts ("SCSI");
|
|
break;
|
|
case IF_TYPE_ATAPI:
|
|
puts ("ATAPI");
|
|
break;
|
|
case IF_TYPE_USB:
|
|
puts ("USB");
|
|
break;
|
|
case IF_TYPE_DOC:
|
|
puts ("DOC");
|
|
break;
|
|
case IF_TYPE_MMC:
|
|
puts ("MMC");
|
|
break;
|
|
case IF_TYPE_HOST:
|
|
puts("HOST");
|
|
break;
|
|
default:
|
|
puts ("UNKNOWN");
|
|
break;
|
|
}
|
|
printf (" device %d -- Partition Type: %s\n\n",
|
|
dev_desc->devnum, type);
|
|
#endif /* any CONFIG_..._PARTITION */
|
|
}
|
|
|
|
void part_print(struct blk_desc *dev_desc)
|
|
{
|
|
struct part_driver *drv;
|
|
|
|
drv = part_driver_lookup_type(dev_desc->part_type);
|
|
if (!drv) {
|
|
printf("## Unknown partition table type %x\n",
|
|
dev_desc->part_type);
|
|
return;
|
|
}
|
|
|
|
PRINTF("## Testing for valid %s partition ##\n", drv->name);
|
|
print_part_header(drv->name, dev_desc);
|
|
if (drv->print)
|
|
drv->print(dev_desc);
|
|
}
|
|
|
|
#endif /* HAVE_BLOCK_DEVICE */
|
|
|
|
int part_get_info(struct blk_desc *dev_desc, int part,
|
|
disk_partition_t *info)
|
|
{
|
|
#ifdef HAVE_BLOCK_DEVICE
|
|
struct part_driver *drv;
|
|
|
|
#ifdef CONFIG_PARTITION_UUIDS
|
|
/* The common case is no UUID support */
|
|
info->uuid[0] = 0;
|
|
#endif
|
|
#ifdef CONFIG_PARTITION_TYPE_GUID
|
|
info->type_guid[0] = 0;
|
|
#endif
|
|
|
|
drv = part_driver_lookup_type(dev_desc->part_type);
|
|
if (!drv) {
|
|
debug("## Unknown partition table type %x\n",
|
|
dev_desc->part_type);
|
|
return -EPROTONOSUPPORT;
|
|
}
|
|
if (!drv->get_info) {
|
|
PRINTF("## Driver %s does not have the get_info() method\n",
|
|
drv->name);
|
|
return -ENOSYS;
|
|
}
|
|
if (drv->get_info(dev_desc, part, info) == 0) {
|
|
PRINTF("## Valid %s partition found ##\n", drv->name);
|
|
return 0;
|
|
}
|
|
#endif /* HAVE_BLOCK_DEVICE */
|
|
|
|
return -1;
|
|
}
|
|
|
|
int blk_get_device_by_str(const char *ifname, const char *dev_hwpart_str,
|
|
struct blk_desc **dev_desc)
|
|
{
|
|
char *ep;
|
|
char *dup_str = NULL;
|
|
const char *dev_str, *hwpart_str;
|
|
int dev, hwpart;
|
|
|
|
hwpart_str = strchr(dev_hwpart_str, '.');
|
|
if (hwpart_str) {
|
|
dup_str = strdup(dev_hwpart_str);
|
|
dup_str[hwpart_str - dev_hwpart_str] = 0;
|
|
dev_str = dup_str;
|
|
hwpart_str++;
|
|
} else {
|
|
dev_str = dev_hwpart_str;
|
|
hwpart = 0;
|
|
}
|
|
|
|
dev = simple_strtoul(dev_str, &ep, 16);
|
|
if (*ep) {
|
|
printf("** Bad device specification %s %s **\n",
|
|
ifname, dev_str);
|
|
dev = -EINVAL;
|
|
goto cleanup;
|
|
}
|
|
|
|
if (hwpart_str) {
|
|
hwpart = simple_strtoul(hwpart_str, &ep, 16);
|
|
if (*ep) {
|
|
printf("** Bad HW partition specification %s %s **\n",
|
|
ifname, hwpart_str);
|
|
dev = -EINVAL;
|
|
goto cleanup;
|
|
}
|
|
}
|
|
|
|
*dev_desc = get_dev_hwpart(ifname, dev, hwpart);
|
|
if (!(*dev_desc) || ((*dev_desc)->type == DEV_TYPE_UNKNOWN)) {
|
|
printf("** Bad device %s %s **\n", ifname, dev_hwpart_str);
|
|
dev = -ENOENT;
|
|
goto cleanup;
|
|
}
|
|
|
|
#ifdef HAVE_BLOCK_DEVICE
|
|
/*
|
|
* Updates the partition table for the specified hw partition.
|
|
* Does not need to be done for hwpart 0 since it is default and
|
|
* already loaded.
|
|
*/
|
|
if(hwpart != 0)
|
|
part_init(*dev_desc);
|
|
#endif
|
|
|
|
cleanup:
|
|
free(dup_str);
|
|
return dev;
|
|
}
|
|
|
|
#define PART_UNSPECIFIED -2
|
|
#define PART_AUTO -1
|
|
#define MAX_SEARCH_PARTITIONS 16
|
|
int blk_get_device_part_str(const char *ifname, const char *dev_part_str,
|
|
struct blk_desc **dev_desc,
|
|
disk_partition_t *info, int allow_whole_dev)
|
|
{
|
|
int ret = -1;
|
|
const char *part_str;
|
|
char *dup_str = NULL;
|
|
const char *dev_str;
|
|
int dev;
|
|
char *ep;
|
|
int p;
|
|
int part;
|
|
disk_partition_t tmpinfo;
|
|
|
|
#ifdef CONFIG_SANDBOX
|
|
/*
|
|
* Special-case a pseudo block device "hostfs", to allow access to the
|
|
* host's own filesystem.
|
|
*/
|
|
if (0 == strcmp(ifname, "hostfs")) {
|
|
*dev_desc = NULL;
|
|
info->start = 0;
|
|
info->size = 0;
|
|
info->blksz = 0;
|
|
info->bootable = 0;
|
|
strcpy((char *)info->type, BOOT_PART_TYPE);
|
|
strcpy((char *)info->name, "Sandbox host");
|
|
#ifdef CONFIG_PARTITION_UUIDS
|
|
info->uuid[0] = 0;
|
|
#endif
|
|
#ifdef CONFIG_PARTITION_TYPE_GUID
|
|
info->type_guid[0] = 0;
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_CMD_UBIFS
|
|
/*
|
|
* Special-case ubi, ubi goes through a mtd, rathen then through
|
|
* a regular block device.
|
|
*/
|
|
if (0 == strcmp(ifname, "ubi")) {
|
|
if (!ubifs_is_mounted()) {
|
|
printf("UBIFS not mounted, use ubifsmount to mount volume first!\n");
|
|
return -1;
|
|
}
|
|
|
|
*dev_desc = NULL;
|
|
memset(info, 0, sizeof(*info));
|
|
strcpy((char *)info->type, BOOT_PART_TYPE);
|
|
strcpy((char *)info->name, "UBI");
|
|
#ifdef CONFIG_PARTITION_UUIDS
|
|
info->uuid[0] = 0;
|
|
#endif
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/* If no dev_part_str, use bootdevice environment variable */
|
|
if (!dev_part_str || !strlen(dev_part_str) ||
|
|
!strcmp(dev_part_str, "-"))
|
|
dev_part_str = getenv("bootdevice");
|
|
|
|
/* If still no dev_part_str, it's an error */
|
|
if (!dev_part_str) {
|
|
printf("** No device specified **\n");
|
|
goto cleanup;
|
|
}
|
|
|
|
/* Separate device and partition ID specification */
|
|
part_str = strchr(dev_part_str, ':');
|
|
if (part_str) {
|
|
dup_str = strdup(dev_part_str);
|
|
dup_str[part_str - dev_part_str] = 0;
|
|
dev_str = dup_str;
|
|
part_str++;
|
|
} else {
|
|
dev_str = dev_part_str;
|
|
}
|
|
|
|
/* Look up the device */
|
|
dev = blk_get_device_by_str(ifname, dev_str, dev_desc);
|
|
if (dev < 0)
|
|
goto cleanup;
|
|
|
|
/* Convert partition ID string to number */
|
|
if (!part_str || !*part_str) {
|
|
part = PART_UNSPECIFIED;
|
|
} else if (!strcmp(part_str, "auto")) {
|
|
part = PART_AUTO;
|
|
} else {
|
|
/* Something specified -> use exactly that */
|
|
part = (int)simple_strtoul(part_str, &ep, 16);
|
|
/*
|
|
* Less than whole string converted,
|
|
* or request for whole device, but caller requires partition.
|
|
*/
|
|
if (*ep || (part == 0 && !allow_whole_dev)) {
|
|
printf("** Bad partition specification %s %s **\n",
|
|
ifname, dev_part_str);
|
|
goto cleanup;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* No partition table on device,
|
|
* or user requested partition 0 (entire device).
|
|
*/
|
|
if (((*dev_desc)->part_type == PART_TYPE_UNKNOWN) ||
|
|
(part == 0)) {
|
|
if (!(*dev_desc)->lba) {
|
|
printf("** Bad device size - %s %s **\n", ifname,
|
|
dev_str);
|
|
goto cleanup;
|
|
}
|
|
|
|
/*
|
|
* If user specified a partition ID other than 0,
|
|
* or the calling command only accepts partitions,
|
|
* it's an error.
|
|
*/
|
|
if ((part > 0) || (!allow_whole_dev)) {
|
|
printf("** No partition table - %s %s **\n", ifname,
|
|
dev_str);
|
|
goto cleanup;
|
|
}
|
|
|
|
(*dev_desc)->log2blksz = LOG2((*dev_desc)->blksz);
|
|
|
|
info->start = 0;
|
|
info->size = (*dev_desc)->lba;
|
|
info->blksz = (*dev_desc)->blksz;
|
|
info->bootable = 0;
|
|
strcpy((char *)info->type, BOOT_PART_TYPE);
|
|
strcpy((char *)info->name, "Whole Disk");
|
|
#ifdef CONFIG_PARTITION_UUIDS
|
|
info->uuid[0] = 0;
|
|
#endif
|
|
#ifdef CONFIG_PARTITION_TYPE_GUID
|
|
info->type_guid[0] = 0;
|
|
#endif
|
|
|
|
ret = 0;
|
|
goto cleanup;
|
|
}
|
|
|
|
/*
|
|
* Now there's known to be a partition table,
|
|
* not specifying a partition means to pick partition 1.
|
|
*/
|
|
if (part == PART_UNSPECIFIED)
|
|
part = 1;
|
|
|
|
/*
|
|
* If user didn't specify a partition number, or did specify something
|
|
* other than "auto", use that partition number directly.
|
|
*/
|
|
if (part != PART_AUTO) {
|
|
ret = part_get_info(*dev_desc, part, info);
|
|
if (ret) {
|
|
printf("** Invalid partition %d **\n", part);
|
|
goto cleanup;
|
|
}
|
|
} else {
|
|
/*
|
|
* Find the first bootable partition.
|
|
* If none are bootable, fall back to the first valid partition.
|
|
*/
|
|
part = 0;
|
|
for (p = 1; p <= MAX_SEARCH_PARTITIONS; p++) {
|
|
ret = part_get_info(*dev_desc, p, info);
|
|
if (ret)
|
|
continue;
|
|
|
|
/*
|
|
* First valid partition, or new better partition?
|
|
* If so, save partition ID.
|
|
*/
|
|
if (!part || info->bootable)
|
|
part = p;
|
|
|
|
/* Best possible partition? Stop searching. */
|
|
if (info->bootable)
|
|
break;
|
|
|
|
/*
|
|
* We now need to search further for best possible.
|
|
* If we what we just queried was the best so far,
|
|
* save the info since we over-write it next loop.
|
|
*/
|
|
if (part == p)
|
|
tmpinfo = *info;
|
|
}
|
|
/* If we found any acceptable partition */
|
|
if (part) {
|
|
/*
|
|
* If we searched all possible partition IDs,
|
|
* return the first valid partition we found.
|
|
*/
|
|
if (p == MAX_SEARCH_PARTITIONS + 1)
|
|
*info = tmpinfo;
|
|
} else {
|
|
printf("** No valid partitions found **\n");
|
|
ret = -1;
|
|
goto cleanup;
|
|
}
|
|
}
|
|
if (strncmp((char *)info->type, BOOT_PART_TYPE, sizeof(info->type)) != 0) {
|
|
printf("** Invalid partition type \"%.32s\""
|
|
" (expect \"" BOOT_PART_TYPE "\")\n",
|
|
info->type);
|
|
ret = -1;
|
|
goto cleanup;
|
|
}
|
|
|
|
(*dev_desc)->log2blksz = LOG2((*dev_desc)->blksz);
|
|
|
|
ret = part;
|
|
goto cleanup;
|
|
|
|
cleanup:
|
|
free(dup_str);
|
|
return ret;
|
|
}
|
|
|