From 9d80b49a671c9922931adcd823aab0ed319a42d1 Mon Sep 17 00:00:00 2001
From: Stefano Babic <sbabic@denx.de>
Date: Wed, 5 Apr 2017 18:08:01 +0200
Subject: [PATCH] env: split fw_env.h in public and private parts

Move U-Boot private data into a separate file. This
lets export fw_env.h to be used by external programs
that want to change the environment using the library
built in tools/env.

Signed-off-by: Stefano Babic <sbabic@denx.de>
---
 common/env_flags.c         |  1 +
 tools/env/fw_env.c         |  1 +
 tools/env/fw_env.h         | 51 +----------------------------------
 tools/env/fw_env_main.c    |  1 +
 tools/env/fw_env_private.h | 55 ++++++++++++++++++++++++++++++++++++++
 5 files changed, 59 insertions(+), 50 deletions(-)
 create mode 100644 tools/env/fw_env_private.h

diff --git a/common/env_flags.c b/common/env_flags.c
index 921d3770ea..3c50620cb3 100644
--- a/common/env_flags.c
+++ b/common/env_flags.c
@@ -11,6 +11,7 @@
 #ifdef USE_HOSTCC /* Eliminate "ANSI does not permit..." warnings */
 #include <stdint.h>
 #include <stdio.h>
+#include "fw_env_private.h"
 #include "fw_env.h"
 #include <env_attr.h>
 #include <env_flags.h>
diff --git a/tools/env/fw_env.c b/tools/env/fw_env.c
index 862a0b1a02..fc3f4ce47f 100644
--- a/tools/env/fw_env.c
+++ b/tools/env/fw_env.c
@@ -34,6 +34,7 @@
 # include <mtd/mtd-user.h>
 #endif
 
+#include "fw_env_private.h"
 #include "fw_env.h"
 
 struct env_opts default_opts = {
diff --git a/tools/env/fw_env.h b/tools/env/fw_env.h
index 0d7130a381..3e5539d7f3 100644
--- a/tools/env/fw_env.h
+++ b/tools/env/fw_env.h
@@ -5,57 +5,8 @@
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
-#include <uboot_aes.h>
 #include <stdint.h>
-
-/* Pull in the current config to define the default environment */
-#include <linux/kconfig.h>
-
-#ifndef __ASSEMBLY__
-#define __ASSEMBLY__ /* get only #defines from config.h */
-#include <config.h>
-#undef	__ASSEMBLY__
-#else
-#include <config.h>
-#endif
-
-/*
- * To build the utility with the static configuration
- * comment out the next line.
- * See included "fw_env.config" sample file
- * for notes on configuration.
- */
-#define CONFIG_FILE     "/etc/fw_env.config"
-
-#ifndef CONFIG_FILE
-#define HAVE_REDUND /* For systems with 2 env sectors */
-#define DEVICE1_NAME      "/dev/mtd1"
-#define DEVICE2_NAME      "/dev/mtd2"
-#define DEVICE1_OFFSET    0x0000
-#define ENV1_SIZE         0x4000
-#define DEVICE1_ESIZE     0x4000
-#define DEVICE1_ENVSECTORS     2
-#define DEVICE2_OFFSET    0x0000
-#define ENV2_SIZE         0x4000
-#define DEVICE2_ESIZE     0x4000
-#define DEVICE2_ENVSECTORS     2
-#endif
-
-#ifndef CONFIG_BAUDRATE
-#define CONFIG_BAUDRATE		115200
-#endif
-
-#ifndef CONFIG_BOOTDELAY
-#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/
-#endif
-
-#ifndef CONFIG_BOOTCOMMAND
-#define CONFIG_BOOTCOMMAND							\
-	"bootp; "								\
-	"setenv bootargs root=/dev/nfs nfsroot=${serverip}:${rootpath} "	\
-	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; "	\
-	"bootm"
-#endif
+#include <uboot_aes.h>
 
 struct env_opts {
 #ifdef CONFIG_FILE
diff --git a/tools/env/fw_env_main.c b/tools/env/fw_env_main.c
index 443de36e43..b8bff264eb 100644
--- a/tools/env/fw_env_main.c
+++ b/tools/env/fw_env_main.c
@@ -34,6 +34,7 @@
 #include <stdlib.h>
 #include <sys/file.h>
 #include <unistd.h>
+#include "fw_env_private.h"
 #include "fw_env.h"
 
 #define CMD_PRINTENV	"fw_printenv"
diff --git a/tools/env/fw_env_private.h b/tools/env/fw_env_private.h
new file mode 100644
index 0000000000..0c27da0b86
--- /dev/null
+++ b/tools/env/fw_env_private.h
@@ -0,0 +1,55 @@
+/*
+ * (C) Copyright 2002-2008
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/* Pull in the current config to define the default environment */
+#include <linux/kconfig.h>
+
+#ifndef __ASSEMBLY__
+#define __ASSEMBLY__ /* get only #defines from config.h */
+#include <config.h>
+#undef	__ASSEMBLY__
+#else
+#include <config.h>
+#endif
+
+/*
+ * To build the utility with the static configuration
+ * comment out the next line.
+ * See included "fw_env.config" sample file
+ * for notes on configuration.
+ */
+#define CONFIG_FILE     "/etc/fw_env.config"
+
+#ifndef CONFIG_FILE
+#define HAVE_REDUND /* For systems with 2 env sectors */
+#define DEVICE1_NAME      "/dev/mtd1"
+#define DEVICE2_NAME      "/dev/mtd2"
+#define DEVICE1_OFFSET    0x0000
+#define ENV1_SIZE         0x4000
+#define DEVICE1_ESIZE     0x4000
+#define DEVICE1_ENVSECTORS     2
+#define DEVICE2_OFFSET    0x0000
+#define ENV2_SIZE         0x4000
+#define DEVICE2_ESIZE     0x4000
+#define DEVICE2_ENVSECTORS     2
+#endif
+
+#ifndef CONFIG_BAUDRATE
+#define CONFIG_BAUDRATE		115200
+#endif
+
+#ifndef CONFIG_BOOTDELAY
+#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/
+#endif
+
+#ifndef CONFIG_BOOTCOMMAND
+#define CONFIG_BOOTCOMMAND						\
+	"bootp; "							\
+	"setenv bootargs root=/dev/nfs nfsroot=${serverip}:${rootpath} "\
+	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; "\
+	"bootm"
+#endif
-- 
2.30.2