summaryrefslogtreecommitdiff
path: root/common/spl/spl_fat.c
diff options
context:
space:
mode:
Diffstat (limited to 'common/spl/spl_fat.c')
-rw-r--r--common/spl/spl_fat.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/common/spl/spl_fat.c b/common/spl/spl_fat.c
index 1e532d5..56be943 100644
--- a/common/spl/spl_fat.c
+++ b/common/spl/spl_fat.c
@@ -74,11 +74,38 @@ end:
int spl_load_image_fat_os(block_dev_desc_t *block_dev, int partition)
{
int err;
+ __maybe_unused char *file;
err = spl_register_fat_device(block_dev, partition);
if (err)
return err;
+#if defined(CONFIG_SPL_ENV_SUPPORT) && defined(CONFIG_SPL_OS_BOOT)
+ file = getenv("falcon_args_file");
+ if (file) {
+ err = file_fat_read(file, (void *)CONFIG_SYS_SPL_ARGS_ADDR, 0);
+ if (err <= 0) {
+ printf("spl: error reading image %s, err - %d, falling back to default\n",
+ file, err);
+ goto defaults;
+ }
+ file = getenv("falcon_image_file");
+ if (file) {
+ err = spl_load_image_fat(block_dev, partition, file);
+ if (err != 0) {
+ puts("spl: falling back to default\n");
+ goto defaults;
+ }
+
+ return 0;
+ } else
+ puts("spl: falcon_image_file not set in environment, falling back to default\n");
+ } else
+ puts("spl: falcon_args_file not set in environment, falling back to default\n");
+
+defaults:
+#endif
+
err = file_fat_read(CONFIG_SPL_FAT_LOAD_ARGS_NAME,
(void *)CONFIG_SYS_SPL_ARGS_ADDR, 0);
if (err <= 0) {