static int env_sata_save(void)
{
ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, 1);
struct blk_desc *sata = NULL;
int env_sata, ret;
if (sata_initialize())
return 1;
env_sata = sata_get_env_dev();
sata = sata_get_dev(env_sata);
if (sata == NULL) {
printf("Unknown SATA(%d) device for environment!\n",
env_sata);
return 1;
}
ret = env_export(env_new);
if (ret)
return 1;
printf("Writing to SATA(%d)...", env_sata);
if (write_env(sata, CONFIG_ENV_SIZE, CONFIG_ENV_OFFSET, &env_new)) {
puts("failed\n");
return 1;
}
puts("done\n");
return 0;
}
/*
* (c) Copyright 2012 by National Instruments,
* Joe Hershberger <*****@*****.**>
*/
#include <common.h>
#include <command.h>
#include <environment.h>
#include <errno.h>
#include <malloc.h>
#include <memalign.h>
#include <search.h>
#include <ubi_uboot.h>
#undef crc32
DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_CMD_SAVEENV
#ifdef CONFIG_SYS_REDUNDAND_ENVIRONMENT
static int env_ubi_save(void)
{
ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, 1);
int ret;
ret = env_export(env_new);
if (ret)
return ret;
if (ubi_part(CONFIG_ENV_UBI_PART, NULL)) {
printf("\n** Cannot find mtd partition \"%s\"\n",
CONFIG_ENV_UBI_PART);
return 1;
}
if (gd->env_valid == ENV_VALID) {
puts("Writing to redundant UBI... ");
if (ubi_volume_write(CONFIG_ENV_UBI_VOLUME_REDUND,
(void *)env_new, CONFIG_ENV_SIZE)) {
printf("\n** Unable to write env to %s:%s **\n",
CONFIG_ENV_UBI_PART,
CONFIG_ENV_UBI_VOLUME_REDUND);
return 1;
}
} else {
puts("Writing to UBI... ");
if (ubi_volume_write(CONFIG_ENV_UBI_VOLUME,
(void *)env_new, CONFIG_ENV_SIZE)) {
printf("\n** Unable to write env to %s:%s **\n",
CONFIG_ENV_UBI_PART,
CONFIG_ENV_UBI_VOLUME);
return 1;
}
}
puts("done\n");
gd->env_valid = gd->env_valid == ENV_REDUND ? ENV_VALID : ENV_REDUND;
return 0;
}
#else /* ! CONFIG_SYS_REDUNDAND_ENVIRONMENT */
static int env_ubi_save(void)
{
ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, 1);
int ret;
ret = env_export(env_new);
if (ret)
return ret;
if (ubi_part(CONFIG_ENV_UBI_PART, NULL)) {
printf("\n** Cannot find mtd partition \"%s\"\n",
CONFIG_ENV_UBI_PART);
return 1;
}
if (ubi_volume_write(CONFIG_ENV_UBI_VOLUME, (void *)env_new,
CONFIG_ENV_SIZE)) {
printf("\n** Unable to write env to %s:%s **\n",
CONFIG_ENV_UBI_PART, CONFIG_ENV_UBI_VOLUME);
return 1;
}
puts("done\n");
return 0;
}
int saveenv(void)
{
env_t env_new;
block_dev_desc_t *dev_desc = NULL;
disk_partition_t info;
int dev, part;
int err;
err = env_export(&env_new);
if (err)
return err;
part = get_device_and_partition(FAT_ENV_INTERFACE,
FAT_ENV_DEVICE_AND_PART,
&dev_desc, &info, 1);
if (part < 0)
return 1;
dev = dev_desc->dev;
if (fat_set_blk_dev(dev_desc, &info) != 0) {
printf("\n** Unable to use %s %d:%d for saveenv **\n",
FAT_ENV_INTERFACE, dev, part);
return 1;
}
err = file_fat_write(FAT_ENV_FILE, (void *)&env_new, sizeof(env_t));
if (err == -1) {
printf("\n** Unable to write \"%s\" from %s%d:%d **\n",
FAT_ENV_FILE, FAT_ENV_INTERFACE, dev, part);
return 1;
}
puts("done\n");
return 0;
}
static int env_sf_save(void)
{
u32 saved_size, saved_offset, sector;
char *saved_buffer = NULL;
int ret = 1;
env_t env_new;
ret = setup_flash_device();
if (ret)
return ret;
/* Is the sector larger than the env (i.e. embedded) */
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
saved_size = CONFIG_ENV_SECT_SIZE - CONFIG_ENV_SIZE;
saved_offset = CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE;
saved_buffer = malloc(saved_size);
if (!saved_buffer)
goto done;
ret = spi_flash_read(env_flash, saved_offset,
saved_size, saved_buffer);
if (ret)
goto done;
}
ret = env_export(&env_new);
if (ret)
goto done;
sector = DIV_ROUND_UP(CONFIG_ENV_SIZE, CONFIG_ENV_SECT_SIZE);
puts("Erasing SPI flash...");
ret = spi_flash_erase(env_flash, CONFIG_ENV_OFFSET,
sector * CONFIG_ENV_SECT_SIZE);
if (ret)
goto done;
puts("Writing to SPI flash...");
ret = spi_flash_write(env_flash, CONFIG_ENV_OFFSET,
CONFIG_ENV_SIZE, &env_new);
if (ret)
goto done;
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
ret = spi_flash_write(env_flash, saved_offset,
saved_size, saved_buffer);
if (ret)
goto done;
}
ret = 0;
puts("done\n");
done:
if (saved_buffer)
free(saved_buffer);
return ret;
}
void real_main (int argc, char *const argv[]) {
int i;
/* TODO: handle -i */
env_import ();
for (i = 1; i < argc && is_assignment (argv[i]); ++i)
env_parse_assignment (argv[i]);
if (i == argc)
env_print ();
else {
env_export ();
must_execvp (argv + i);
}
}
int saveenv(void)
#endif
{
int ret = 0;
ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, 1);
ret = env_export(env_new);
if (ret)
return ret;
ret = amlnf_env_save((u_char *)env_new, CONFIG_ENV_SIZE);
return ret;
}
int saveenv(void)
{
ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, 1);
int dev = mmc_get_env_dev();
struct mmc *mmc = find_mmc_device(dev);
u32 offset;
int ret, copy = 0;
const char *errmsg;
errmsg = init_mmc_for_env(mmc);
if (errmsg) {
printf("%s\n", errmsg);
return 1;
}
ret = env_export(env_new);
if (ret)
goto fini;
#ifdef CONFIG_ENV_OFFSET_REDUND
env_new->flags = ++env_flags; /* increase the serial */
if (gd->env_valid == 1)
copy = 1;
#endif
if (mmc_get_env_addr(mmc, copy, &offset)) {
ret = 1;
goto fini;
}
printf("Writing to %sMMC(%d)... ", copy ? "redundant " : "", dev);
if (write_env(mmc, CONFIG_ENV_SIZE, offset, (u_char *)env_new)) {
puts("failed\n");
ret = 1;
goto fini;
}
puts("done\n");
ret = 0;
#ifdef CONFIG_ENV_OFFSET_REDUND
gd->env_valid = gd->env_valid == 2 ? 1 : 2;
#endif
fini:
fini_mmc_for_env(mmc);
return ret;
}
int saveenv(void)
{
env_t env_new;
int rcode = 0;
rcode = env_export(&env_new);
if (rcode)
return rcode;
#ifdef CONFIG_SYS_NVRAM_ACCESS_ROUTINE
nvram_write(CONFIG_ENV_ADDR, &env_new, CONFIG_ENV_SIZE);
#else
if (memcpy((char *)CONFIG_ENV_ADDR, &env_new, CONFIG_ENV_SIZE) == NULL)
rcode = 1;
#endif
return rcode;
}
static int env_fat_save(void)
{
env_t __aligned(ARCH_DMA_MINALIGN) env_new;
struct blk_desc *dev_desc = NULL;
disk_partition_t info;
int dev, part;
int err;
loff_t size;
err = env_export(&env_new);
if (err)
return err;
part = blk_get_device_part_str(CONFIG_ENV_FAT_INTERFACE,
CONFIG_ENV_FAT_DEVICE_AND_PART,
&dev_desc, &info, 1);
if (part < 0)
return 1;
dev = dev_desc->devnum;
if (fat_set_blk_dev(dev_desc, &info) != 0) {
/*
* This printf is embedded in the messages from env_save that
* will calling it. The missing \n is intentional.
*/
printf("Unable to use %s %d:%d... ",
CONFIG_ENV_FAT_INTERFACE, dev, part);
return 1;
}
err = file_fat_write(CONFIG_ENV_FAT_FILE, (void *)&env_new, 0, sizeof(env_t),
&size);
if (err == -1) {
/*
* This printf is embedded in the messages from env_save that
* will calling it. The missing \n is intentional.
*/
printf("Unable to write \"%s\" from %s%d:%d... ",
CONFIG_ENV_FAT_FILE, CONFIG_ENV_FAT_INTERFACE, dev, part);
return 1;
}
return 0;
}
int saveenv(void)
{
ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, 1);
int ret;
ret = env_export(env_new);
if (ret)
return ret;
if (ubi_part(CONFIG_ENV_UBI_PART, NULL)) {
printf("\n** Cannot find mtd partition \"%s\"\n",
CONFIG_ENV_UBI_PART);
return 1;
}
env_new->flags = ++env_flags; /* increase the serial */
if (gd->env_valid == 1) {
puts("Writing to redundant UBI... ");
if (ubi_volume_write(CONFIG_ENV_UBI_VOLUME_REDUND,
(void *)env_new, CONFIG_ENV_SIZE)) {
printf("\n** Unable to write env to %s:%s **\n",
CONFIG_ENV_UBI_PART,
CONFIG_ENV_UBI_VOLUME_REDUND);
return 1;
}
} else {
puts("Writing to UBI... ");
if (ubi_volume_write(CONFIG_ENV_UBI_VOLUME,
(void *)env_new, CONFIG_ENV_SIZE)) {
printf("\n** Unable to write env to %s:%s **\n",
CONFIG_ENV_UBI_PART,
CONFIG_ENV_UBI_VOLUME);
return 1;
}
}
puts("done\n");
gd->env_valid = gd->env_valid == 2 ? 1 : 2;
return 0;
}
static int env_ext4_save(void)
{
env_t env_new;
struct blk_desc *dev_desc = NULL;
disk_partition_t info;
int dev, part;
int err;
err = env_export(&env_new);
if (err)
return err;
part = blk_get_device_part_str(CONFIG_ENV_EXT4_INTERFACE,
CONFIG_ENV_EXT4_DEVICE_AND_PART,
&dev_desc, &info, 1);
if (part < 0)
return 1;
dev = dev_desc->devnum;
ext4fs_set_blk_dev(dev_desc, &info);
if (!ext4fs_mount(info.size)) {
printf("\n** Unable to use %s %s for saveenv **\n",
CONFIG_ENV_EXT4_INTERFACE,
CONFIG_ENV_EXT4_DEVICE_AND_PART);
return 1;
}
err = ext4fs_write(CONFIG_ENV_EXT4_FILE, (void *)&env_new,
sizeof(env_t));
ext4fs_close();
if (err == -1) {
printf("\n** Unable to write \"%s\" from %s%d:%d **\n",
CONFIG_ENV_EXT4_FILE, CONFIG_ENV_EXT4_INTERFACE, dev,
part);
return 1;
}
puts("done\n");
return 0;
}
static int env_onenand_save(void)
{
env_t env_new;
int ret;
struct mtd_info *mtd = &onenand_mtd;
#ifdef CONFIG_ENV_ADDR_FLEX
struct onenand_chip *this = &onenand_chip;
#endif
loff_t env_addr = CONFIG_ENV_ADDR;
size_t retlen;
struct erase_info instr = {
.callback = NULL,
};
ret = env_export(&env_new);
if (ret)
return ret;
instr.len = CONFIG_ENV_SIZE;
#ifdef CONFIG_ENV_ADDR_FLEX
if (FLEXONENAND(this)) {
env_addr = CONFIG_ENV_ADDR_FLEX;
instr.len = CONFIG_ENV_SIZE_FLEX;
instr.len <<= onenand_mtd.eraseregions[0].numblocks == 1 ?
1 : 0;
}
#endif
instr.addr = env_addr;
instr.mtd = mtd;
if (mtd_erase(mtd, &instr)) {
printf("OneNAND: erase failed at 0x%08llx\n", env_addr);
return 1;
}
if (mtd_write(mtd, env_addr, ONENAND_MAX_ENV_SIZE, &retlen,
(u_char *)&env_new)) {
printf("OneNAND: write failed at 0x%llx\n", instr.addr);
return 2;
}
return 0;
}
int saveenv(void)
{
env_t env_new;
int rc;
unsigned int off = CONFIG_ENV_OFFSET;
#ifdef CONFIG_ENV_OFFSET_REDUND
unsigned int off_red = CONFIG_ENV_OFFSET_REDUND;
char flag_obsolete = OBSOLETE_FLAG;
#endif
BUG_ON(env_ptr != NULL);
rc = env_export(&env_new);
if (rc)
return rc;
#ifdef CONFIG_ENV_OFFSET_REDUND
if (gd->env_valid == 1) {
off = CONFIG_ENV_OFFSET_REDUND;
off_red = CONFIG_ENV_OFFSET;
}
env_new.flags = ACTIVE_FLAG;
#endif
rc = eeprom_bus_write(CONFIG_SYS_DEF_EEPROM_ADDR,
off, (uchar *)&env_new, CONFIG_ENV_SIZE);
#ifdef CONFIG_ENV_OFFSET_REDUND
if (rc == 0) {
eeprom_bus_write(CONFIG_SYS_DEF_EEPROM_ADDR,
off_red + offsetof(env_t, flags),
(uchar *)&flag_obsolete, 1);
if (gd->env_valid == 1)
gd->env_valid = 2;
else
gd->env_valid = 1;
}
#endif
return rc;
}
static int env_ubi_save(void)
{
ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, 1);
int ret;
ret = env_export(env_new);
if (ret)
return ret;
if (ubi_part(CONFIG_ENV_UBI_PART, NULL)) {
printf("\n** Cannot find mtd partition \"%s\"\n",
CONFIG_ENV_UBI_PART);
return 1;
}
if (gd->env_valid == ENV_VALID) {
puts("Writing to redundant UBI... ");
if (ubi_volume_write(CONFIG_ENV_UBI_VOLUME_REDUND,
(void *)env_new, CONFIG_ENV_SIZE)) {
printf("\n** Unable to write env to %s:%s **\n",
CONFIG_ENV_UBI_PART,
CONFIG_ENV_UBI_VOLUME_REDUND);
return 1;
}
} else {
puts("Writing to UBI... ");
if (ubi_volume_write(CONFIG_ENV_UBI_VOLUME,
(void *)env_new, CONFIG_ENV_SIZE)) {
printf("\n** Unable to write env to %s:%s **\n",
CONFIG_ENV_UBI_PART,
CONFIG_ENV_UBI_VOLUME);
return 1;
}
}
puts("done\n");
gd->env_valid = gd->env_valid == ENV_REDUND ? ENV_VALID : ENV_REDUND;
return 0;
}
int saveenv(void)
{
env_t env_new;
int rc = 1;
char *saved_data = NULL;
#if CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE
ulong up_data = 0;
up_data = end_addr + 1 - ((long)flash_addr + CONFIG_ENV_SIZE);
debug("Data to save 0x%lx\n", up_data);
if (up_data) {
saved_data = malloc(up_data);
if (saved_data == NULL) {
printf("Unable to save the rest of sector (%ld)\n",
up_data);
goto done;
}
memcpy(saved_data,
(void *)((long)flash_addr + CONFIG_ENV_SIZE), up_data);
debug("Data (start 0x%lx, len 0x%lx) saved at 0x%lx\n",
(ulong)flash_addr + CONFIG_ENV_SIZE,
up_data,
(ulong)saved_data);
}
#endif /* CONFIG_ENV_SECT_SIZE */
debug("Protect off %08lX ... %08lX\n", (ulong)flash_addr, end_addr);
if (flash_sect_protect(0, (long)flash_addr, end_addr))
goto done;
rc = env_export(&env_new);
if (rc)
goto done;
puts("Erasing Flash...");
if (flash_sect_erase((long)flash_addr, end_addr))
goto done;
puts("Writing to Flash... ");
rc = flash_write((char *)&env_new, (long)flash_addr, CONFIG_ENV_SIZE);
if (rc != 0)
goto perror;
#if CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE
if (up_data) { /* restore the rest of sector */
debug("Restoring the rest of data to 0x%lx len 0x%lx\n",
(ulong)flash_addr + CONFIG_ENV_SIZE, up_data);
if (flash_write(saved_data,
(long)flash_addr + CONFIG_ENV_SIZE,
up_data))
goto perror;
}
#endif
puts("done\n");
rc = 0;
goto done;
perror:
flash_perror(rc);
done:
if (saved_data)
free(saved_data);
/* try to re-protect */
flash_sect_protect(1, (long)flash_addr, end_addr);
return rc;
}
int saveenv(void)
{
env_t env_new;
char *saved_data = NULL;
char flag = OBSOLETE_FLAG, new_flag = ACTIVE_FLAG;
int rc = 1;
#if CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE
ulong up_data = 0;
#endif
debug("Protect off %08lX ... %08lX\n", (ulong)flash_addr, end_addr);
if (flash_sect_protect(0, (ulong)flash_addr, end_addr))
goto done;
debug("Protect off %08lX ... %08lX\n",
(ulong)flash_addr_new, end_addr_new);
if (flash_sect_protect(0, (ulong)flash_addr_new, end_addr_new))
goto done;
rc = env_export(&env_new);
if (rc)
return rc;
env_new.flags = new_flag;
#if CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE
up_data = end_addr_new + 1 - ((long)flash_addr_new + CONFIG_ENV_SIZE);
debug("Data to save 0x%lX\n", up_data);
if (up_data) {
saved_data = malloc(up_data);
if (saved_data == NULL) {
printf("Unable to save the rest of sector (%ld)\n",
up_data);
goto done;
}
memcpy(saved_data,
(void *)((long)flash_addr_new + CONFIG_ENV_SIZE),
up_data);
debug("Data (start 0x%lX, len 0x%lX) saved at 0x%p\n",
(long)flash_addr_new + CONFIG_ENV_SIZE,
up_data, saved_data);
}
#endif
puts("Erasing Flash...");
debug(" %08lX ... %08lX ...", (ulong)flash_addr_new, end_addr_new);
if (flash_sect_erase((ulong)flash_addr_new, end_addr_new))
goto done;
puts("Writing to Flash... ");
debug(" %08lX ... %08lX ...",
(ulong)&(flash_addr_new->data),
sizeof(env_ptr->data) + (ulong)&(flash_addr_new->data));
rc = flash_write((char *)&env_new, (ulong)flash_addr_new,
sizeof(env_new));
if (rc)
goto perror;
rc = flash_write(&flag, (ulong)&(flash_addr->flags),
sizeof(flash_addr->flags));
if (rc)
goto perror;
#if CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE
if (up_data) { /* restore the rest of sector */
debug("Restoring the rest of data to 0x%lX len 0x%lX\n",
(long)flash_addr_new + CONFIG_ENV_SIZE, up_data);
if (flash_write(saved_data,
(long)flash_addr_new + CONFIG_ENV_SIZE,
up_data))
goto perror;
}
#endif
puts("done\n");
{
env_t *etmp = flash_addr;
ulong ltmp = end_addr;
flash_addr = flash_addr_new;
flash_addr_new = etmp;
end_addr = end_addr_new;
end_addr_new = ltmp;
}
rc = 0;
goto done;
perror:
flash_perror(rc);
done:
if (saved_data)
free(saved_data);
/* try to re-protect */
flash_sect_protect(1, (ulong)flash_addr, end_addr);
flash_sect_protect(1, (ulong)flash_addr_new, end_addr_new);
return rc;
}
int saveenv(void)
{
u32 saved_size, saved_offset, sector = 1;
char *saved_buffer = NULL;
int ret = 1;
env_t env_new;
if (!env_flash) {
env_flash = spi_flash_probe(CONFIG_ENV_SPI_BUS,
CONFIG_ENV_SPI_CS,
CONFIG_ENV_SPI_MAX_HZ, CONFIG_ENV_SPI_MODE);
if (!env_flash) {
set_default_env("!spi_flash_probe() failed");
return 1;
}
}
/* Is the sector larger than the env (i.e. embedded) */
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
saved_size = CONFIG_ENV_SECT_SIZE - CONFIG_ENV_SIZE;
saved_offset = CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE;
saved_buffer = malloc(saved_size);
if (!saved_buffer)
goto done;
ret = spi_flash_read(env_flash, saved_offset,
saved_size, saved_buffer);
if (ret)
goto done;
}
if (CONFIG_ENV_SIZE > CONFIG_ENV_SECT_SIZE) {
sector = CONFIG_ENV_SIZE / CONFIG_ENV_SECT_SIZE;
if (CONFIG_ENV_SIZE % CONFIG_ENV_SECT_SIZE)
sector++;
}
ret = env_export(&env_new);
if (ret)
goto done;
printf("Erasing %d bytes on SPI flash at %08x\n", sector * CONFIG_ENV_SECT_SIZE, CONFIG_ENV_OFFSET);
ret = spi_flash_erase(env_flash, CONFIG_ENV_OFFSET,
sector * CONFIG_ENV_SECT_SIZE);
if (ret)
goto done;
puts("Writing to SPI flash...");
ret = spi_flash_write(env_flash, CONFIG_ENV_OFFSET,
CONFIG_ENV_SIZE, &env_new);
if (ret)
goto done;
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
ret = spi_flash_write(env_flash, saved_offset,
saved_size, saved_buffer);
if (ret)
goto done;
}
ret = 0;
puts("done\n");
done:
if (saved_buffer)
free(saved_buffer);
return ret;
}
int saveenv(void)
{
env_t env_new;
char *saved_buffer = NULL, flag = OBSOLETE_FLAG;
u32 saved_size, saved_offset, sector = 1;
int ret;
#ifdef CONFIG_DM_SPI_FLASH
struct udevice *new;
/* speed and mode will be read from DT */
ret = spi_flash_probe_bus_cs(CONFIG_ENV_SPI_BUS, CONFIG_ENV_SPI_CS,
0, 0, &new);
if (ret) {
set_default_env("!spi_flash_probe_bus_cs() failed");
return 1;
}
env_flash = dev_get_uclass_priv(new);
#else
if (!env_flash) {
env_flash = spi_flash_probe(CONFIG_ENV_SPI_BUS,
CONFIG_ENV_SPI_CS,
CONFIG_ENV_SPI_MAX_HZ, CONFIG_ENV_SPI_MODE);
if (!env_flash) {
set_default_env("!spi_flash_probe() failed");
return 1;
}
}
#endif
ret = env_export(&env_new);
if (ret)
return ret;
env_new.flags = ACTIVE_FLAG;
if (gd->env_valid == 1) {
env_new_offset = CONFIG_ENV_OFFSET_REDUND;
env_offset = CONFIG_ENV_OFFSET;
} else {
env_new_offset = CONFIG_ENV_OFFSET;
env_offset = CONFIG_ENV_OFFSET_REDUND;
}
/* Is the sector larger than the env (i.e. embedded) */
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
saved_size = CONFIG_ENV_SECT_SIZE - CONFIG_ENV_SIZE;
saved_offset = env_new_offset + CONFIG_ENV_SIZE;
saved_buffer = memalign(ARCH_DMA_MINALIGN, saved_size);
if (!saved_buffer) {
ret = 1;
goto done;
}
ret = spi_flash_read(env_flash, saved_offset,
saved_size, saved_buffer);
if (ret)
goto done;
}
if (CONFIG_ENV_SIZE > CONFIG_ENV_SECT_SIZE) {
sector = CONFIG_ENV_SIZE / CONFIG_ENV_SECT_SIZE;
if (CONFIG_ENV_SIZE % CONFIG_ENV_SECT_SIZE)
sector++;
}
puts("Erasing SPI flash...");
ret = spi_flash_erase(env_flash, env_new_offset,
sector * CONFIG_ENV_SECT_SIZE);
if (ret)
goto done;
puts("Writing to SPI flash...");
ret = spi_flash_write(env_flash, env_new_offset,
CONFIG_ENV_SIZE, &env_new);
if (ret)
goto done;
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
ret = spi_flash_write(env_flash, saved_offset,
saved_size, saved_buffer);
if (ret)
goto done;
}
ret = spi_flash_write(env_flash, env_offset + offsetof(env_t, flags),
sizeof(env_new.flags), &flag);
if (ret)
goto done;
puts("done\n");
gd->env_valid = gd->env_valid == 2 ? 1 : 2;
printf("Valid environment: %d\n", (int)gd->env_valid);
done:
if (saved_buffer)
free(saved_buffer);
return ret;
}
int saveenv(void)
{
u32 saved_size, saved_offset, sector = 1;
char *saved_buffer = NULL;
int ret = 1;
env_t env_new;
#ifdef CONFIG_DM_SPI_FLASH
struct udevice *new;
/* speed and mode will be read from DT */
ret = spi_flash_probe_bus_cs(CONFIG_ENV_SPI_BUS, CONFIG_ENV_SPI_CS,
0, 0, &new);
if (ret) {
set_default_env("!spi_flash_probe_bus_cs() failed");
return 1;
}
env_flash = dev_get_uclass_priv(new);
#else
if (!env_flash) {
env_flash = spi_flash_probe(CONFIG_ENV_SPI_BUS,
CONFIG_ENV_SPI_CS,
CONFIG_ENV_SPI_MAX_HZ, CONFIG_ENV_SPI_MODE);
if (!env_flash) {
set_default_env("!spi_flash_probe() failed");
return 1;
}
}
#endif
/* Is the sector larger than the env (i.e. embedded) */
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
saved_size = CONFIG_ENV_SECT_SIZE - CONFIG_ENV_SIZE;
saved_offset = CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE;
saved_buffer = malloc(saved_size);
if (!saved_buffer)
goto done;
ret = spi_flash_read(env_flash, saved_offset,
saved_size, saved_buffer);
if (ret)
goto done;
}
if (CONFIG_ENV_SIZE > CONFIG_ENV_SECT_SIZE) {
sector = CONFIG_ENV_SIZE / CONFIG_ENV_SECT_SIZE;
if (CONFIG_ENV_SIZE % CONFIG_ENV_SECT_SIZE)
sector++;
}
ret = env_export(&env_new);
if (ret)
goto done;
puts("Erasing SPI flash...");
ret = spi_flash_erase(env_flash, CONFIG_ENV_OFFSET,
sector * CONFIG_ENV_SECT_SIZE);
if (ret)
goto done;
puts("Writing to SPI flash...");
ret = spi_flash_write(env_flash, CONFIG_ENV_OFFSET,
CONFIG_ENV_SIZE, &env_new);
if (ret)
goto done;
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
ret = spi_flash_write(env_flash, saved_offset,
saved_size, saved_buffer);
if (ret)
goto done;
}
ret = 0;
puts("done\n");
done:
if (saved_buffer)
free(saved_buffer);
return ret;
}
int saveenv(void)
{
env_t env_new;
char *saved_buffer = NULL, flag = OBSOLETE_FLAG;
u32 saved_size, saved_offset, sector = 1;
int ret;
if (!env_flash) {
env_flash = spi_flash_probe(CONFIG_ENV_SPI_BUS,
CONFIG_ENV_SPI_CS,
CONFIG_ENV_SPI_MAX_HZ, CONFIG_ENV_SPI_MODE);
if (!env_flash) {
set_default_env("!spi_flash_probe() failed");
return 1;
}
}
ret = env_export(&env_new);
if (ret)
return ret;
env_new.flags = ACTIVE_FLAG;
if (gd->env_valid == 1) {
env_new_offset = CONFIG_ENV_OFFSET_REDUND;
env_offset = CONFIG_ENV_OFFSET;
} else {
env_new_offset = CONFIG_ENV_OFFSET;
env_offset = CONFIG_ENV_OFFSET_REDUND;
}
/* Is the sector larger than the env (i.e. embedded) */
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
saved_size = CONFIG_ENV_SECT_SIZE - CONFIG_ENV_SIZE;
saved_offset = env_new_offset + CONFIG_ENV_SIZE;
saved_buffer = malloc(saved_size);
if (!saved_buffer) {
ret = 1;
goto done;
}
ret = spi_flash_read(env_flash, saved_offset,
saved_size, saved_buffer);
if (ret)
goto done;
}
if (CONFIG_ENV_SIZE > CONFIG_ENV_SECT_SIZE) {
sector = CONFIG_ENV_SIZE / CONFIG_ENV_SECT_SIZE;
if (CONFIG_ENV_SIZE % CONFIG_ENV_SECT_SIZE)
sector++;
}
printf("Erasing %d bytes on SPI flash at %08x\n", sector * CONFIG_ENV_SECT_SIZE, env_new_offset);
ret = spi_flash_erase(env_flash, env_new_offset,
sector * CONFIG_ENV_SECT_SIZE);
if (ret)
goto done;
puts("Writing to SPI flash...");
ret = spi_flash_write(env_flash, env_new_offset,
CONFIG_ENV_SIZE, &env_new);
if (ret)
goto done;
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
ret = spi_flash_write(env_flash, saved_offset,
saved_size, saved_buffer);
if (ret)
goto done;
}
ret = spi_flash_write(env_flash, env_offset + offsetof(env_t, flags),
sizeof(env_new.flags), &flag);
if (ret)
goto done;
puts("done\n");
gd->env_valid = gd->env_valid == 2 ? 1 : 2;
printf("Valid environment: %d\n", (int)gd->env_valid);
done:
if (saved_buffer)
free(saved_buffer);
return ret;
}
static int env_sf_save(void)
{
env_t env_new;
char *saved_buffer = NULL, flag = OBSOLETE_FLAG;
u32 saved_size, saved_offset, sector;
int ret;
ret = setup_flash_device();
if (ret)
return ret;
ret = env_export(&env_new);
if (ret)
return -EIO;
env_new.flags = ACTIVE_FLAG;
if (gd->env_valid == ENV_VALID) {
env_new_offset = CONFIG_ENV_OFFSET_REDUND;
env_offset = CONFIG_ENV_OFFSET;
} else {
env_new_offset = CONFIG_ENV_OFFSET;
env_offset = CONFIG_ENV_OFFSET_REDUND;
}
/* Is the sector larger than the env (i.e. embedded) */
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
saved_size = CONFIG_ENV_SECT_SIZE - CONFIG_ENV_SIZE;
saved_offset = env_new_offset + CONFIG_ENV_SIZE;
saved_buffer = memalign(ARCH_DMA_MINALIGN, saved_size);
if (!saved_buffer) {
ret = -ENOMEM;
goto done;
}
ret = spi_flash_read(env_flash, saved_offset,
saved_size, saved_buffer);
if (ret)
goto done;
}
sector = DIV_ROUND_UP(CONFIG_ENV_SIZE, CONFIG_ENV_SECT_SIZE);
puts("Erasing SPI flash...");
ret = spi_flash_erase(env_flash, env_new_offset,
sector * CONFIG_ENV_SECT_SIZE);
if (ret)
goto done;
puts("Writing to SPI flash...");
ret = spi_flash_write(env_flash, env_new_offset,
CONFIG_ENV_SIZE, &env_new);
if (ret)
goto done;
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
ret = spi_flash_write(env_flash, saved_offset,
saved_size, saved_buffer);
if (ret)
goto done;
}
ret = spi_flash_write(env_flash, env_offset + offsetof(env_t, flags),
sizeof(env_new.flags), &flag);
if (ret)
goto done;
puts("done\n");
gd->env_valid = gd->env_valid == ENV_REDUND ? ENV_VALID : ENV_REDUND;
printf("Valid environment: %d\n", (int)gd->env_valid);
done:
if (saved_buffer)
free(saved_buffer);
return ret;
}
