env: Setup GD_FLG_ENV_DEFAULT flag when default environment are used

Setup flag when default environment are used to be able to
rewrite default distro boot variables based on SoC boot mode.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Alexander Graf <agraf@suse.de>

diff --git a/common/env_common.c b/common/env_common.c
index af59c72..13db7dc 100644 (file)
--- a/common/env_common.c
+++ b/common/env_common.c
@@ -123,6 +123,7 @@ void set_default_env(const char *s)
                error("Environment import failed: errno = %d\n", errno);
 
        gd->flags |= GD_FLG_ENV_READY;
+       gd->flags |= GD_FLG_ENV_DEFAULT;
 }
 
 

diff --git a/include/asm-generic/global_data.h b/include/asm-generic/global_data.h
index f2810a1..0abcbe4 100644 (file)
--- a/include/asm-generic/global_data.h
+++ b/include/asm-generic/global_data.h
@@ -141,5 +141,6 @@ typedef struct global_data {
 #define GD_FLG_SPL_INIT                0x00400 /* spl_init() has been called      */
 #define GD_FLG_SKIP_RELOC      0x00800 /* Don't relocate */
 #define GD_FLG_RECORD          0x01000 /* Record console */
+#define GD_FLG_ENV_DEFAULT     0x02000 /* Default variable flag */
 
 #endif /* __ASM_GENERIC_GBL_DATA_H */