X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=common%2Fspl%2Fspl_fat.c;h=350f7d9fd684f610c223f1dc8a58658b43b7f7eb;hb=ecdc3df611385625dc3902b3de118dfcbfd8fb0c;hp=1e532d5963e0e0ef84bbf3a90809c9b0aafc982d;hpb=c0cae2e24552d57f3e2f841ec235453413cd7389;p=oweals%2Fu-boot.git

diff --git a/common/spl/spl_fat.c b/common/spl/spl_fat.c
index 1e532d5963..350f7d9fd6 100644
--- a/common/spl/spl_fat.c
+++ b/common/spl/spl_fat.c
@@ -30,7 +30,7 @@ static int spl_register_fat_device(block_dev_desc_t *block_dev, int partition)
 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
 		printf("%s: fat register err - %d\n", __func__, err);
 #endif
-		hang();
+		return err;
 	}
 
 	fat_registered = 1;
@@ -74,23 +74,50 @@ 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;
 
-	err = file_fat_read(CONFIG_SPL_FAT_LOAD_ARGS_NAME,
+#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_FS_LOAD_ARGS_NAME,
 			    (void *)CONFIG_SYS_SPL_ARGS_ADDR, 0);
 	if (err <= 0) {
 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
 		printf("%s: error reading image %s, err - %d\n",
-		       __func__, CONFIG_SPL_FAT_LOAD_ARGS_NAME, err);
+		       __func__, CONFIG_SPL_FS_LOAD_ARGS_NAME, err);
 #endif
 		return -1;
 	}
 
 	return spl_load_image_fat(block_dev, partition,
-			CONFIG_SPL_FAT_LOAD_KERNEL_NAME);
+			CONFIG_SPL_FS_LOAD_KERNEL_NAME);
 }
 #endif
 #endif