GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

2026-09-06 03:52:57 +08:00
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+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2000-2010
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Andreas Heppel <aheppel@sysgo.de>
+ */
+
+#include <common.h>
+#include <command.h>
+#include <env.h>
+#include <env_internal.h>
+#include <linux/stddef.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/*
+ * Because we only ever have the default environment available we must mark
+ * it as invalid.
+ */
+static int env_nowhere_init(void)
+{
+	gd->env_addr	= (ulong)&default_environment[0];
+	gd->env_valid	= ENV_INVALID;
+
+	return 0;
+}
+
+U_BOOT_ENV_LOCATION(nowhere) = {
+	.location	= ENVL_NOWHERE,
+	.init		= env_nowhere_init,
+	ENV_NAME("nowhere")
+};