env: Relocate env drivers if manual reloc is required
Relocate env drivers if manual relocation is enabled. This
patch fixes the issue of u-boot hang incase if env is
present in any of the flash devices.
Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/env/common.c b/env/common.c
index f21ff70..8f602de 100644
--- a/env/common.c
+++ b/env/common.c
@@ -227,6 +227,7 @@
{
#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) {
diff --git a/env/env.c b/env/env.c
index 3795dbc..90d6597 100644
--- a/env/env.c
+++ b/env/env.c
@@ -10,6 +10,27 @@
DECLARE_GLOBAL_DATA_PTR;
+#if defined(CONFIG_NEEDS_MANUAL_RELOC)
+void env_fix_drivers(void)
+{
+ struct env_driver *drv;
+ const int n_ents = ll_entry_count(struct env_driver, env_driver);
+ struct env_driver *entry;
+
+ drv = ll_entry_start(struct env_driver, env_driver);
+ for (entry = drv; entry != drv + n_ents; entry++) {
+ if (entry->name)
+ entry->name += gd->reloc_off;
+ if (entry->load)
+ entry->load += gd->reloc_off;
+ if (entry->save)
+ entry->save += gd->reloc_off;
+ if (entry->init)
+ entry->init += gd->reloc_off;
+ }
+}
+#endif
+
static struct env_driver *_env_driver_lookup(enum env_location loc)
{
struct env_driver *drv;
diff --git a/include/environment.h b/include/environment.h
index 1b52353..2bd0ad1 100644
--- a/include/environment.h
+++ b/include/environment.h
@@ -314,6 +314,11 @@
*/
int env_save(void);
+/**
+ * env_fix_drivers() - Updates envdriver as per relocation
+ */
+void env_fix_drivers(void);
+
void eth_parse_enetaddr(const char *addr, uint8_t *enetaddr);
int eth_env_get_enetaddr(const char *name, uint8_t *enetaddr);
int eth_env_set_enetaddr(const char *name, const uint8_t *enetaddr);