extern uchar default_environment[];
char * env_name_spec = "SPI Flash";
-env_t *env_ptr;
static struct spi_flash *env_flash;
char *saved_buffer = NULL;
u32 sector = 1;
int ret;
- char flag = OBSOLETE_FLAG, new_flag = ACTIVE_FLAG;
+ char flag = OBSOLETE_FLAG;
if (!env_flash) {
env_flash = spi_flash_probe(CONFIG_ENV_SPI_BUS,
}
res = (char *)&env_new.data;
- len = hexport('\0', &res, ENV_SIZE);
+ len = hexport_r(&env_htab, '\0', &res, ENV_SIZE);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
gd->env_valid = (gd->env_valid == 2 ? 1 : 2);
- printf("Valid environment: %d\n", gd->env_valid);
+ printf("Valid environment: %d\n", (int)gd->env_valid);
done:
if (saved_buffer)
env_t *tmp_env1 = NULL;
env_t *tmp_env2 = NULL;
env_t *ep = NULL;
- uchar flag1, flag2;
- /* current_env is set only in case both areas are valid! */
- int current_env = 0;
tmp_env1 = (env_t *)malloc(CONFIG_ENV_SIZE);
tmp_env2 = (env_t *)malloc(CONFIG_ENV_SIZE);
if (!tmp_env1 || !tmp_env2) {
- free(tmp_env1);
- free(tmp_env2);
set_default_env("!malloc() failed");
- return;
+ goto out;
}
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;
+ goto out;
}
ret = spi_flash_read(env_flash, CONFIG_ENV_OFFSET,
if (crc32(0, tmp_env1->data, ENV_SIZE) == tmp_env1->crc)
crc1_ok = 1;
- flag1 = tmp_env1->flags;
ret = spi_flash_read(env_flash, CONFIG_ENV_OFFSET_REDUND,
CONFIG_ENV_SIZE, tmp_env2);
if (!ret) {
if (crc32(0, tmp_env2->data, ENV_SIZE) == tmp_env2->crc)
crc2_ok = 1;
- flag2 = tmp_env2->flags;
}
if (!crc1_ok && !crc2_ok) {
- free(tmp_env1);
- free(tmp_env2);
set_default_env("!bad CRC");
- return;
+ goto err_read;
} else if (crc1_ok && !crc2_ok) {
gd->env_valid = 1;
- ep = tmp_env1;
} else if (!crc1_ok && crc2_ok) {
+ gd->env_valid = 2;
+ } else if (tmp_env1->flags == ACTIVE_FLAG &&
+ tmp_env2->flags == OBSOLETE_FLAG) {
gd->env_valid = 1;
- } else if (flag1 == ACTIVE_FLAG && flag2 == OBSOLETE_FLAG) {
- gd->env_valid = 1;
- } else if (flag1 == OBSOLETE_FLAG && flag2 == ACTIVE_FLAG) {
+ } else if (tmp_env1->flags == OBSOLETE_FLAG &&
+ tmp_env2->flags == ACTIVE_FLAG) {
gd->env_valid = 2;
- } else if (flag1 == flag2) {
+ } else if (tmp_env1->flags == tmp_env2->flags) {
gd->env_valid = 2;
- } else if (flag1 == 0xFF) {
+ } else if (tmp_env1->flags == 0xFF) {
gd->env_valid = 2;
} else {
/*
gd->env_valid = 2;
}
- free(env_ptr);
-
if (gd->env_valid == 1)
ep = tmp_env1;
else
spi_flash_free(env_flash);
env_flash = NULL;
out:
- if (tmp_env1)
- free(tmp_env1);
- if (tmp_env2)
- free(tmp_env2);
free(tmp_env1);
free(tmp_env2);
u32 saved_size, saved_offset;
char *saved_buffer = NULL;
u32 sector = 1;
- int ret;
+ int ret = 1;
env_t env_new;
char *res;
ssize_t len;
saved_offset = CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE;
saved_buffer = malloc(saved_size);
if (!saved_buffer) {
- ret = 1;
goto done;
}
ret = spi_flash_read(env_flash, saved_offset,
}
res = (char *)&env_new.data;
- len = hexport('\0', &res, ENV_SIZE);
+ len = hexport_r(&env_htab, '\0', &res, ENV_SIZE);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
goto done;