PD#113598: storage: clear storage compatible for ENV

clear storage compatible for ENV
uboot will be start without storage limited.

Change-Id: I6a50d97e1c439b470decd1187c1ef91e9dc314b0
Signed-off-by: Nan Li <nan.li@amlogic.com>

1 files changed, 94 insertions, 0 deletions

diff --git a/common/env_storage.c b/common/env_storage.c
new file mode 100644
index 0000000000..a6f5af875f
--- /dev/null
+++ b/common/env_storage.c
@@ -0,0 +1,94 @@
+/*
+ * (C) Copyright 2000-2010
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2008
+ * Stuart Wood, Lab X Technologies <stuart.wood@labxtechnologies.com>
+ *
+ * (C) Copyright 2004
+ * Jian Zhang, Texas Instruments, jzhang@ti.com.
+ *
+ * (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>
+#include <command.h>
+#include <environment.h>
+#include <linux/stddef.h>
+#include <malloc.h>
+#include <search.h>
+#include <errno.h>
+
+
+#ifdef CONFIG_STORE_COMPATIBLE
+#include <emmc_partitions.h>
+#include <partition_table.h>
+
+#ifdef ENV_IS_EMBEDDED
+env_t *env_ptr = &environment;
+#else /* ! ENV_IS_EMBEDDED */
+env_t *env_ptr;
+#endif /* ENV_IS_EMBEDDED */
+DECLARE_GLOBAL_DATA_PTR;
+
+char *env_name_spec = "aml-storage";
+
+/* env_init */
+extern int amlnand_env_int(void);
+extern int mmc_env_init(void);
+int env_init(void)
+{
+	/* use default */
+	gd->env_addr	= (ulong)&default_environment[0];
+	gd->env_valid	= 1;
+
+	return 0;
+}
+
+/* saveenv */
+#ifdef CONFIG_CMD_SAVEENV
+extern int amlnand_saveenv(void);
+extern int mmc_saveenv(void);
+int saveenv(void)
+{
+	int ret;
+
+	if (EMMC_BOOT_FLAG == device_boot_flag) {
+		ret = mmc_saveenv();
+#ifdef CONFIG_AML_NAND
+	} else if (NAND_BOOT_FLAG == device_boot_flag) {
+		ret = amlnand_saveenv();
+#endif
+	} else {
+		printf("%s() %d: device_boot_flag %d not exsit!\n",
+			__func__, __LINE__, device_boot_flag);
+		ret = -1;
+	}
+	return ret;
+}
+#endif /* CONFIG_CMD_SAVEENV */
+
+
+/* env_relocate_spec */
+extern void amlnand_env_relocate_spec(void);
+extern void mmc_env_relocate_spec(void);
+void env_relocate_spec(void)
+{
+	if (EMMC_BOOT_FLAG == device_boot_flag) {
+		mmc_env_relocate_spec();
+#ifdef CONFIG_AML_NAND
+	} else if (NAND_BOOT_FLAG == device_boot_flag) {
+		amlnand_env_relocate_spec();
+#endif
+	} else {
+		printf("%s() %d: device_boot_flag %d not exsit!\n",
+			__func__, __LINE__, device_boot_flag);
+	}
+	return;
+}
+
+
+#endif /* CONFIG_STORE_COMPATIBLE */
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