+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2000-2010
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Andreas Heppel <aheppel@sysgo.de>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
puts(s);
}
} else {
- puts("Using default environment\n\n");
+ debug("Using default environment\n");
}
if (himport_r(&env_htab, (char *)default_environment,
if (crc32(0, ep->data, ENV_SIZE) != crc) {
set_default_env("!bad CRC");
- return 0;
+ return -EIO;
}
}
if (himport_r(&env_htab, (char *)ep->data, ENV_SIZE, '\0', 0, 0,
0, NULL)) {
gd->flags |= GD_FLG_ENV_READY;
- return 1;
+ return 0;
}
pr_err("Cannot import environment: errno = %d\n", errno);
set_default_env("!import failed");
- return 0;
+ return -EIO;
}
#ifdef CONFIG_SYS_REDUNDAND_ENVIRONMENT
static unsigned char env_flags;
-int env_import_redund(const char *buf1, const char *buf2)
+int env_import_redund(const char *buf1, int buf1_read_fail,
+ const char *buf2, int buf2_read_fail)
{
int crc1_ok, crc2_ok;
env_t *ep, *tmp_env1, *tmp_env2;
tmp_env1 = (env_t *)buf1;
tmp_env2 = (env_t *)buf2;
+ if (buf1_read_fail && buf2_read_fail) {
+ puts("*** Error - No Valid Environment Area found\n");
+ } else if (buf1_read_fail || buf2_read_fail) {
+ puts("*** Warning - some problems detected ");
+ puts("reading environment; recovered successfully\n");
+ }
+
+ if (buf1_read_fail && buf2_read_fail) {
+ set_default_env("!bad env area");
+ return -EIO;
+ } else if (!buf1_read_fail && buf2_read_fail) {
+ gd->env_valid = ENV_VALID;
+ return env_import((char *)tmp_env1, 1);
+ } else if (buf1_read_fail && !buf2_read_fail) {
+ gd->env_valid = ENV_REDUND;
+ return env_import((char *)tmp_env2, 1);
+ }
+
crc1_ok = crc32(0, tmp_env1->data, ENV_SIZE) ==
tmp_env1->crc;
crc2_ok = crc32(0, tmp_env2->data, ENV_SIZE) ==
if (!crc1_ok && !crc2_ok) {
set_default_env("!bad CRC");
- return 0;
+ return -EIO;
} else if (crc1_ok && !crc2_ok) {
gd->env_valid = ENV_VALID;
} else if (!crc1_ok && crc2_ok) {
{
#if defined(CONFIG_NEEDS_MANUAL_RELOC)
env_reloc();
+ env_fix_drivers();
env_htab.change_ok += gd->reloc_off;
#endif
if (gd->env_valid == ENV_INVALID) {