From 9b840cda9a511794b8f40f988d5b3dc48bb48f5f Mon Sep 17 00:00:00 2001
From: Xiangfu Liu <xiangfu@sharism.cc>
Date: Mon, 7 Mar 2011 10:47:08 +0800
Subject: [PATCH] add reset help

---
 usbboot/src/cmd.c          | 5 +++++
 usbboot/src/command_line.c | 1 +
 2 files changed, 6 insertions(+)

diff --git a/usbboot/src/cmd.c b/usbboot/src/cmd.c
index 8e85289..daf17a9 100644
--- a/usbboot/src/cmd.c
+++ b/usbboot/src/cmd.c
@@ -964,6 +964,11 @@ out:
 
 int device_reset(int ops)
 {
+	if (usb_get_ingenic_cpu(&ingenic_dev) < 3) {
+		printf(" Device unboot! Boot it first!\n");
+		return -1;
+	}
+
 	if (usb_ingenic_reset(&ingenic_dev, ops) < 1)
 		return -1;
 
diff --git a/usbboot/src/command_line.c b/usbboot/src/command_line.c
index a9f9fae..cfc5a53 100644
--- a/usbboot/src/command_line.c
+++ b/usbboot/src/command_line.c
@@ -37,6 +37,7 @@ static int handle_help(void)
 {
 	printf(
 	" boot       boot device and make it in stage2\n"
+	" reset      reset device\n"
 	" nprog      program NAND flash\n"
 	" nquery     query NAND flash info\n"
 	" nerase     erase NAND flash\n"