diff --git a/flash-tool/cmd.c b/flash-tool/cmd.c
index 63e1fba..54a84cf 100644
--- a/flash-tool/cmd.c
+++ b/flash-tool/cmd.c
@@ -32,11 +32,17 @@
 #include <sys/stat.h>
 #include <confuse.h>
 #include <ctype.h>
+#include "cmd.h"
+
+extern int com_argc;
+extern char com_argv[MAX_ARGC][MAX_COMMAND_LENGTH];
 
 static struct nand_in_t nand_in;
 static struct nand_out_t nand_out;
 static struct fw_args_t fw_args;
 unsigned int total_size;
+unsigned char code_buf[4 * 512 * 1024];
+unsigned char cs[16];
 
 static int parse_configure(char * file_path)
 {
@@ -284,24 +290,26 @@ out:
 	usb_ingenic_cleanup(&ingenic_dev);
 	return res;
 }
-int nprog(int com_argc, char **com_argv)
+int nprog(void)
 {
-#if 0
 	unsigned int i;
-	int index;
-	int c;
 	char *image_file;
-	char *help = "\n Usage: nprog [options] ..."
-		"\n -s\tstart page number"
-		"\n -i\timage file name"
-		"\n -d\tdevice index number"
-		"\n -f\tflash index number"
-		"\n image type:"
+	char *help = "\n Usage: nprog (1) (2) (3) (4) (5)"
+		"\n (1)\tstart page number"
+		"\n (2)\timage file name"
+		"\n (3)\tdevice index number"
+		"\n (4)\tflash index number"
+		"\n (5) image type must be:"
 		"\n \t-n:\tno oob"
 		"\n \t-o:\twith oob no ecc"
 		"\n \t-e:\twith oob and ecc";
-	opterr = 0;
-	if (com_argc != 10) {
+	nand_in.buf = code_buf;
+	nand_in.check = NULL;
+	nand_in.dev = 0;
+	nand_in.cs_map = cs;
+	nand_in.max_chip =16;
+
+	if (com_argc != 6) {
 		printf("\n not enough argument.");
 		printf("%s", help);
 		return 0;
@@ -309,52 +317,19 @@ int nprog(int com_argc, char **com_argv)
 	for (i = 0; i < MAX_DEV_NUM; i++)
 		(nand_in.cs_map)[i] = 0;
 
-	while ((c = getopt (com_argc, com_argv, "s:i:d:f:noe")) != -1)
-		switch (c)
-		{
-
-		case 's':
-			nand_in.start = atoi(optarg);
-			break;
-		case 'i':
-			image_file = optarg;
-			break;
-		case 'd':
-			nand_in.dev = atoi(optarg);
-			break;
-		case 'f':
-			(nand_in.cs_map)[atoi(optarg)] = 1;
-			if (atoi(optarg) >= MAX_DEV_NUM) {
-				printf("\n Flash index number overflow!");
-				return -1;
-			}
-			break;
-		case 'n':
-			nand_in.option = NO_OOB;
-			break;
-		case 'o':
-			nand_in.option = OOB_NO_ECC;
-			break;
-		case 'e':
-			nand_in.option = OOB_ECC;
-			break;
-		case '?':
-			if (optopt == 's' ||
-			    optopt == 'i' ||
-			    optopt == 'd' ||
-			    optopt == 'f')
-				printf ("Option -%c requires an argument.\n", optopt);
-			else if (isprint (optopt))
-				printf ("Unknown option `-%c'.\n", optopt);
-			else
-				printf ("Unknown option character `\\x%x'.\n", optopt);
-			printf("%s", help);
-			return -1;
-		default:
-			printf("%s", help);
-			return -1;
-		}
-     
+	nand_in.start = atoi(com_argv[1]);
+	image_file = com_argv[2];
+	nand_in.dev = atoi(com_argv[3]);
+	(nand_in.cs_map)[atoi(com_argv[4])] = 1;
+	if (!strcmp(com_argv[5],"-e")) 
+		nand_in.option = OOB_ECC;
+	else if (!strcmp(com_argv[5],"-o")) 
+		nand_in.option = OOB_NO_ECC;
+	else if (!strcmp(com_argv[5],"-n")) 
+		nand_in.option = NO_OOB;
+	else
+		printf("%s", help);
+#if 0
 	if (Hand.nand_plane > 1)
 		/* API_Nand_Program_File_Planes(&nand_in,&nand_out,com_argv[2]); */
 	else
@@ -363,12 +338,12 @@ int nprog(int com_argc, char **com_argv)
 		printf("\n Flash check result:");
 	for (i = 0; i < 16; i++)
 		printf(" %d", (nand_out.status)[i]);
-	printf("nprog %d %s %d %d %d", nand_in.start,
+#endif
+	printf("\n nprog %d %s %d %d %d", nand_in.start,
 	       image_file,
 	       nand_in.dev,
-	       (nand_in.cs_map)[atoi(optarg)],
+	       (nand_in.cs_map)[atoi(com_argv[4])],
 	       nand_in.option);
-#endif
 	printf("\n not implement yet!! ");
 
 	return 1;
diff --git a/flash-tool/cmd.h b/flash-tool/cmd.h
index 0588e33..5c1b11b 100644
--- a/flash-tool/cmd.h
+++ b/flash-tool/cmd.h
@@ -22,7 +22,11 @@
 #ifndef __CMD_H__
 #define __CMD_H__
 
+#define COMMAND_NUM 31
+#define MAX_ARGC	10
+#define MAX_COMMAND_LENGTH	100
+
 int boot(char *stage1_path, char *stage2_path, char *config_path);
-int nprog(int com_argc, char **com_argv);
+int nprog(void);
 
 #endif  /* __CMD_H__ */
diff --git a/flash-tool/command_line.c b/flash-tool/command_line.c
index 044ff9b..ce53788 100644
--- a/flash-tool/command_line.c
+++ b/flash-tool/command_line.c
@@ -27,11 +27,8 @@
 #include "cmd.h"
 #include "config.h"
  
-#define COMMAND_NUM 31
-#define MAX_ARGC	10
-#define MAX_COMMAND_LENGTH	100
-static int com_argc;
-static char com_argv[MAX_ARGC][MAX_COMMAND_LENGTH];
+int com_argc;
+char com_argv[MAX_ARGC][MAX_COMMAND_LENGTH];
 
 static const char COMMAND[][30]=
 {
@@ -167,7 +164,7 @@ int command_handle(char *buf)
 	if (!cmd) return -1;
 	switch (cmd) {
 	case 11:
-		return nprog(com_argc, com_argv);
+		return nprog();
 	case 12:
 		handle_help();
 		break;