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-rw-r--r--tools/env/fw_env.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/env/fw_env.h b/tools/env/fw_env.h
index ad3244664..a1a680744 100644
--- a/tools/env/fw_env.h
+++ b/tools/env/fw_env.h
@@ -21,6 +21,15 @@
* MA 02111-1307 USA
*/
+/* Pull in the current config to define the default environment */
+#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.
@@ -29,6 +38,7 @@
*/
#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"
@@ -40,14 +50,23 @@
#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
extern int fw_printenv(int argc, char *argv[]);
extern char *fw_getenv (char *name);