Standardize command usage messages with cmd_usage()

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>

47 files changed, 134 insertions, 129 deletions

diff --git a/common/cmd_bedbug.c b/common/cmd_bedbug.c
index e6277c9..1dda193 100644
--- a/common/cmd_bedbug.c
+++ b/common/cmd_bedbug.c
@@ -85,7 +85,7 @@ int do_bedbug_dis (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	len = dis_last_len;
 
 	if (argc < 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -126,7 +126,7 @@ int do_bedbug_asm (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	int rcode = 0;
 
 	if (argc < 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/cmd_bmp.c b/common/cmd_bmp.c
index bc08b26..e60f18b 100644
--- a/common/cmd_bmp.c
+++ b/common/cmd_bmp.c
@@ -120,7 +120,7 @@ int do_bmp(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	        y = simple_strtoul(argv[4], NULL, 10);
 	        break;
 	default:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -132,7 +132,7 @@ int do_bmp(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	} else if (strncmp(argv[1],"display",1) == 0) {
 	    return (bmp_display(addr, x, y));
 	} else {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 }
diff --git a/common/cmd_boot.c b/common/cmd_boot.c
index 6024ffe..36106c7 100644
--- a/common/cmd_boot.c
+++ b/common/cmd_boot.c
@@ -41,7 +41,7 @@ int do_go (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	int     rcode = 0;
 
 	if (argc < 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
index 9055672..68f1675 100644
--- a/common/cmd_bootm.c
+++ b/common/cmd_bootm.c
@@ -454,13 +454,13 @@ int do_bootm_subcommand (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	}
 	/* Unrecognized command */
 	else {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
 	if (images.state >= state) {
 		printf ("Trying to execute a command out of order\n");
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/cmd_cache.c b/common/cmd_cache.c
index 675d43f..caa56da 100644
--- a/common/cmd_cache.c
+++ b/common/cmd_cache.c
@@ -37,7 +37,7 @@ int do_icache ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	case 2:			/* on / off	*/
 		switch (on_off(argv[1])) {
 #if 0	/* prevented by varargs handling; FALLTROUGH is harmless, too */
-		default: printf ("Usage:\n%s\n", cmdtp->usage);
+		default: cmd_usage(cmdtp);
 			return;
 #endif
 		case 0:	icache_disable();
@@ -51,7 +51,7 @@ int do_icache ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 			icache_status() ? "ON" : "OFF");
 		return 0;
 	default:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 	return 0;
@@ -63,7 +63,7 @@ int do_dcache ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	case 2:			/* on / off	*/
 		switch (on_off(argv[1])) {
 #if 0	/* prevented by varargs handling; FALLTROUGH is harmless, too */
-		default: printf ("Usage:\n%s\n", cmdtp->usage);
+		default: cmd_usage(cmdtp);
 			return;
 #endif
 		case 0:	dcache_disable();
@@ -77,7 +77,7 @@ int do_dcache ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 			dcache_status() ? "ON" : "OFF");
 		return 0;
 	default:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 	return 0;
diff --git a/common/cmd_date.c b/common/cmd_date.c
index b4d9649..d6bd931 100644
--- a/common/cmd_date.c
+++ b/common/cmd_date.c
@@ -89,7 +89,7 @@ int do_date (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 		break;
 	default:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		rcode = 1;
 	}
 
diff --git a/common/cmd_dcr.c b/common/cmd_dcr.c
index 439d07a..7d382bb 100644
--- a/common/cmd_dcr.c
+++ b/common/cmd_dcr.c
@@ -45,7 +45,7 @@ int do_getdcr ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] )
 
 	/* Validate arguments */
 	if (argc < 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -74,7 +74,7 @@ int do_setdcr (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 
 	/* Validate arguments */
 	if (argc < 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -121,7 +121,7 @@ int do_getidcr (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 	/* Validate arguments */
 	if (argc < 3) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -177,7 +177,7 @@ int do_setidcr (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 
 	/* Validate arguments */
 	if (argc < 4) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/cmd_df.c b/common/cmd_df.c
index 5f65044..c85b7a6 100644
--- a/common/cmd_df.c
+++ b/common/cmd_df.c
@@ -27,7 +27,7 @@ static int do_df(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	}
 
 usage:
-	printf("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	return 1;
 }
 
diff --git a/common/cmd_doc.c b/common/cmd_doc.c
index 02502cc..f139d42 100644
--- a/common/cmd_doc.c
+++ b/common/cmd_doc.c
@@ -96,7 +96,7 @@ int do_doc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
     switch (argc) {
     case 0:
     case 1:
-	printf ("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	return 1;
     case 2:
 	if (strcmp(argv[1],"info") == 0) {
@@ -121,7 +121,7 @@ int do_doc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		doc_print(&doc_dev_desc[curr_device]);
 		return 0;
 	}
-	printf ("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	return 1;
     case 3:
 	if (strcmp(argv[1],"device") == 0) {
@@ -146,7 +146,7 @@ int do_doc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		return 0;
 	}
 
-	printf ("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	return 1;
     default:
 	/* at least 4 args */
@@ -182,7 +182,7 @@ int do_doc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 		return ret;
 	} else {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		rcode = 1;
 	}
 
@@ -235,7 +235,7 @@ int do_docboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		offset = simple_strtoul(argv[3], NULL, 16);
 		break;
 	default:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		show_boot_progress (-35);
 		return 1;
 	}
diff --git a/common/cmd_eeprom.c b/common/cmd_eeprom.c
index 2451bef..c59227d 100644
--- a/common/cmd_eeprom.c
+++ b/common/cmd_eeprom.c
@@ -104,7 +104,7 @@ int do_eeprom ( cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 		}
 	}
 
-	printf ("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	return 1;
 }
 #endif
diff --git a/common/cmd_ext2.c b/common/cmd_ext2.c
index 9c43792..05a053b 100644
--- a/common/cmd_ext2.c
+++ b/common/cmd_ext2.c
@@ -66,7 +66,7 @@ int do_ext2ls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	int part_length;
 
 	if (argc < 3) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return(1);
 	}
 	dev = (int)simple_strtoul (argv[2], &ep, 16);
@@ -164,7 +164,7 @@ int do_ext2load (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		break;
 
 	default:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return(1);
 	}
 
diff --git a/common/cmd_fdc.c b/common/cmd_fdc.c
index d995ff2..c6265c3 100644
--- a/common/cmd_fdc.c
+++ b/common/cmd_fdc.c
@@ -801,7 +801,7 @@ int do_fdcboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		boot_drive=simple_strtoul(argv[2], NULL, 10);
 		break;
 	default:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 	/* setup FDC and scan for drives  */
diff --git a/common/cmd_fdos.c b/common/cmd_fdos.c
index aa13b52..514c049 100644
--- a/common/cmd_fdos.c
+++ b/common/cmd_fdos.c
@@ -73,7 +73,7 @@ int do_fdosboot(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	name = argv [2];
 	break;
     default:
-	printf ("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	break;
     }
 
diff --git a/common/cmd_fdt.c b/common/cmd_fdt.c
index 4274a77..a36ca20 100644
--- a/common/cmd_fdt.c
+++ b/common/cmd_fdt.c
@@ -66,7 +66,7 @@ void set_working_fdt_addr(void *addr)
 int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 {
 	if (argc < 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -125,7 +125,7 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 		int  err;
 
 		if (argc < 4) {
-			printf ("Usage:\n%s\n", cmdtp->usage);
+			cmd_usage(cmdtp);
 			return 1;
 		}
 
@@ -179,7 +179,7 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 		 * Parameters: Node path, new node to be appended to the path.
 		 */
 		if (argc < 4) {
-			printf ("Usage:\n%s\n", cmdtp->usage);
+			cmd_usage(cmdtp);
 			return 1;
 		}
 
@@ -217,7 +217,7 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 		 * Parameters: Node path, property, optional value.
 		 */
 		if (argc < 4) {
-			printf ("Usage:\n%s\n", cmdtp->usage);
+			cmd_usage(cmdtp);
 			return 1;
 		}
 
@@ -427,7 +427,7 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 			}
 		} else {
 			/* Unrecognized command */
-			printf ("Usage:\n%s\n", cmdtp->usage);
+			cmd_usage(cmdtp);
 			return 1;
 		}
 	}
@@ -441,7 +441,7 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 		unsigned long initrd_start = 0, initrd_end = 0;
 
 		if ((argc != 2) && (argc != 4)) {
-			printf ("Usage:\n%s\n", cmdtp->usage);
+			cmd_usage(cmdtp);
 			return 1;
 		}
 
@@ -459,7 +459,7 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	}
 	else {
 		/* Unrecognized command */
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/cmd_flash.c b/common/cmd_flash.c
index 93eefa9..2df40f0 100644
--- a/common/cmd_flash.c
+++ b/common/cmd_flash.c
@@ -333,7 +333,7 @@ int do_flerase (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	int rcode = 0;
 
 	if (argc < 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -384,7 +384,7 @@ int do_flerase (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 #endif
 
 	if (argc != 3) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -407,7 +407,7 @@ int do_flerase (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	}
 
 	if (addr_first >= addr_last) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -481,7 +481,7 @@ int do_protect (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 #endif
 
 	if (argc < 3) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -490,7 +490,7 @@ int do_protect (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	} else if (strcmp(argv[1], "on") == 0) {
 		p = 1;
 	} else {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -591,7 +591,7 @@ int do_protect (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 #endif
 
 	if (argc != 4) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -633,7 +633,7 @@ int do_protect (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	}
 
 	if (addr_first >= addr_last) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 	rcode = flash_sect_protect (p, addr_first, addr_last);
diff --git a/common/cmd_fpga.c b/common/cmd_fpga.c
index dcbbc99..4abb86e 100644
--- a/common/cmd_fpga.c
+++ b/common/cmd_fpga.c
@@ -320,7 +320,7 @@ int do_fpga (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 
 static void fpga_usage (cmd_tbl_t * cmdtp)
 {
-	printf ("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 }
 
 /*
diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c
index 448f2fe..170ebc7 100644
--- a/common/cmd_i2c.c
+++ b/common/cmd_i2c.c
@@ -159,7 +159,7 @@ int do_i2c_md ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	length = i2c_dp_last_length;
 
 	if (argc < 3) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -184,7 +184,7 @@ int do_i2c_md ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 			if (argv[2][j] == '.') {
 				alen = argv[2][j+1] - '0';
 				if (alen > 4) {
-					printf ("Usage:\n%s\n", cmdtp->usage);
+					cmd_usage(cmdtp);
 					return 1;
 				}
 				break;
@@ -269,7 +269,7 @@ int do_i2c_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	int	j;
 
 	if ((argc < 4) || (argc > 5)) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -287,7 +287,7 @@ int do_i2c_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		if (argv[2][j] == '.') {
 			alen = argv[2][j+1] - '0';
 			if (alen > 4) {
-				printf ("Usage:\n%s\n", cmdtp->usage);
+				cmd_usage(cmdtp);
 				return 1;
 			}
 			break;
@@ -355,7 +355,7 @@ int do_i2c_crc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	int	j;
 
 	if (argc < 4) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -373,7 +373,7 @@ int do_i2c_crc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		if (argv[2][j] == '.') {
 			alen = argv[2][j+1] - '0';
 			if (alen > 4) {
-				printf ("Usage:\n%s\n", cmdtp->usage);
+				cmd_usage(cmdtp);
 				return 1;
 			}
 			break;
@@ -427,7 +427,7 @@ mod_i2c_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char *argv[])
 	extern char console_buffer[];
 
 	if (argc != 3) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -463,7 +463,7 @@ mod_i2c_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char *argv[])
 			if (argv[2][j] == '.') {
 				alen = argv[2][j+1] - '0';
 				if (alen > 4) {
-					printf ("Usage:\n%s\n", cmdtp->usage);
+					cmd_usage(cmdtp);
 					return 1;
 				}
 				break;
@@ -601,7 +601,7 @@ int do_i2c_loop(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	int	j;
 
 	if (argc < 3) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -619,7 +619,7 @@ int do_i2c_loop(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		if (argv[2][j] == '.') {
 			alen = argv[2][j+1] - '0';
 			if (alen > 4) {
-				printf ("Usage:\n%s\n", cmdtp->usage);
+				cmd_usage(cmdtp);
 				return 1;
 			}
 			break;
@@ -764,7 +764,7 @@ int do_sdram (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	};
 
 	if (argc < 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 	/*
@@ -1293,7 +1293,7 @@ int do_i2c(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 		return do_sdram(cmdtp, flag, --argc, ++argv);
 #endif
 	else
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 	return 0;
 }
 #endif  /* CONFIG_I2C_CMD_TREE */
diff --git a/common/cmd_ide.c b/common/cmd_ide.c
index db05f76..3afa38d 100644
--- a/common/cmd_ide.c
+++ b/common/cmd_ide.c
@@ -188,7 +188,7 @@ int do_ide (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
     switch (argc) {
     case 0:
     case 1:
-	printf ("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	return 1;
     case 2:
 	if (strncmp(argv[1],"res",3) == 0) {
@@ -238,7 +238,7 @@ int do_ide (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		}
 		return rcode;
 	}
-	printf ("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	return 1;
     case 3:
 	if (strncmp(argv[1],"dev",3) == 0) {
@@ -287,7 +287,7 @@ int do_ide (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 #endif
 	}
 
-	printf ("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	return 1;
     default:
 	/* at least 4 args */
@@ -347,7 +347,7 @@ int do_ide (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 			return 1;
 		}
 	} else {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		rcode = 1;
 	}
 
@@ -383,7 +383,7 @@ int do_diskboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		boot_device = argv[2];
 		break;
 	default:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		show_boot_progress (-42);
 		return 1;
 	}
diff --git a/common/cmd_irq.c b/common/cmd_irq.c
index 04914c6..a47cde4 100644
--- a/common/cmd_irq.c
+++ b/common/cmd_irq.c
@@ -28,7 +28,7 @@ int do_interrupts(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 {
 
 	if (argc != 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/cmd_itest.c b/common/cmd_itest.c
index 9e77fa9..b3025e3 100644
--- a/common/cmd_itest.c
+++ b/common/cmd_itest.c
@@ -161,7 +161,7 @@ int do_itest ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] )
 
 	/* Validate arguments */
 	if ((argc != 4)){
-		printf("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/cmd_jffs2.c b/common/cmd_jffs2.c
index 0818ea8..4c63f51 100644
--- a/common/cmd_jffs2.c
+++ b/common/cmd_jffs2.c
@@ -2289,7 +2289,7 @@ int do_jffs2_mtdparts(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		return delete_partition(argv[2]);
 	}
 
-	printf ("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	return 1;
 }
 #endif /* #ifdef CONFIG_JFFS2_CMDLINE */
diff --git a/common/cmd_load.c b/common/cmd_load.c
index 65a4d69..350d7a3 100644
--- a/common/cmd_load.c
+++ b/common/cmd_load.c
@@ -1119,7 +1119,7 @@ int do_hwflow (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 			if (strcmp(argv[1], "on") == 0)
 				hwflow_onoff(1);
 			else
-				printf("Usage: %s\n", cmdtp->usage);
+				cmd_usage(cmdtp);
 	}
 	printf("RTS/CTS hardware flow control: %s\n", hwflow_onoff(0) ? "on" : "off");
 	return 0;
diff --git a/common/cmd_log.c b/common/cmd_log.c
index febdb90..6f8a27f 100644
--- a/common/cmd_log.c
+++ b/common/cmd_log.c
@@ -241,11 +241,11 @@ int do_log (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 			}
 			return 0;
 		}
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 
 	default:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 }
diff --git a/common/cmd_mem.c b/common/cmd_mem.c
index c209d62..e2af030 100644
--- a/common/cmd_mem.c
+++ b/common/cmd_mem.c
@@ -77,7 +77,7 @@ int do_mem_md ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	length = dp_last_length;
 
 	if (argc < 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -173,7 +173,7 @@ int do_mem_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	int	size;
 
 	if ((argc < 3) || (argc > 4)) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -217,7 +217,7 @@ int do_mem_mdc ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	ulong count;
 
 	if (argc < 4) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -246,7 +246,7 @@ int do_mem_mwc ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	ulong count;
 
 	if (argc < 4) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -277,7 +277,7 @@ int do_mem_cmp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	int     rcode = 0;
 
 	if (argc != 4) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -361,7 +361,7 @@ int do_mem_cp ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	int	size;
 
 	if (argc != 4) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -525,7 +525,7 @@ int do_mem_loop (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	volatile u_char	*cp;
 
 	if (argc < 3) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -596,7 +596,7 @@ int do_mem_loopw (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	volatile u_char	*cp;
 
 	if (argc < 4) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -1001,7 +1001,7 @@ mod_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char *argv[])
 	extern char console_buffer[];
 
 	if (argc != 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -1106,7 +1106,7 @@ int do_mem_crc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	ulong *ptr;
 
 	if (argc < 3) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -1142,7 +1142,7 @@ int do_mem_crc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 	if (argc < 3) {
   usage:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -1202,7 +1202,7 @@ int do_unzip ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 			dst = simple_strtoul(argv[2], NULL, 16);
 			break;
 		default:
-			printf ("Usage:\n%s\n", cmdtp->usage);
+			cmd_usage(cmdtp);
 			return 1;
 	}
 
diff --git a/common/cmd_mfsl.c b/common/cmd_mfsl.c
index c2442ee..db2a994 100644
--- a/common/cmd_mfsl.c
+++ b/common/cmd_mfsl.c
@@ -38,7 +38,7 @@ int do_frd (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	unsigned int blocking;
 
 	if (argc < 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -46,7 +46,7 @@ int do_frd (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	blocking = (unsigned int)simple_strtoul (argv[2], NULL, 16);
 	if (fslnum < 0 || fslnum >= XILINX_FSL_NUMBER) {
 		puts ("Bad number of FSL\n");
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -196,7 +196,7 @@ int do_fwr (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	unsigned int blocking;
 
 	if (argc < 3) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -204,7 +204,7 @@ int do_fwr (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	num = (unsigned int)simple_strtoul (argv[2], NULL, 16);
 	blocking = (unsigned int)simple_strtoul (argv[3], NULL, 16);
 	if (fslnum < 0 || fslnum >= XILINX_FSL_NUMBER) {
-		printf ("Bad number of FSL\nUsage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -354,7 +354,7 @@ int do_rspr (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	unsigned int val = 0;
 
 	if (argc < 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 	reg = (unsigned int)simple_strtoul (argv[1], NULL, 16);
diff --git a/common/cmd_mii.c b/common/cmd_mii.c
index bcbd7aa..19a7fbd 100644
--- a/common/cmd_mii.c
+++ b/common/cmd_mii.c
@@ -302,7 +302,7 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	char		*devname;
 
 	if (argc < 2) {
-		printf("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -431,7 +431,7 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 		else
 			miiphy_set_current_dev (argv[2]);
 	} else {
-		printf("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/cmd_misc.c b/common/cmd_misc.c
index 3ea8ee0..c29f52b 100644
--- a/common/cmd_misc.c
+++ b/common/cmd_misc.c
@@ -33,7 +33,7 @@ int do_sleep (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	ulong delay;
 
 	if (argc != 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/cmd_mp.c b/common/cmd_mp.c
index f3a7f49..d8e3ab2 100644
--- a/common/cmd_mp.c
+++ b/common/cmd_mp.c
@@ -29,7 +29,7 @@ cpu_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	unsigned long cpuid;
 
 	if (argc < 3) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -47,7 +47,7 @@ cpu_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		} else if (strncmp(argv[2], "status", 6) == 0) {
 			cpu_status(cpuid);
 		} else {
-			printf ("Usage:\n%s\n", cmdtp->usage);
+			cmd_usage(cmdtp);
 			return 1;
 		}
 		return 0;
@@ -55,12 +55,12 @@ cpu_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 	/* 4 or greater, make sure its release */
 	if (strncmp(argv[2], "release", 7) != 0) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
 	if (cpu_release(cpuid, argc - 3, argv + 3)) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/cmd_nand.c b/common/cmd_nand.c
index aedf8a6..55d5466 100644
--- a/common/cmd_nand.c
+++ b/common/cmd_nand.c
@@ -463,7 +463,7 @@ int do_nand(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 #endif
 
 usage:
-	printf("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	return 1;
 }
 
@@ -638,7 +638,7 @@ int do_nandboot(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 #if defined(CONFIG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE)
 usage:
 #endif
-		printf("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		show_boot_progress(-53);
 		return 1;
 	}
@@ -751,7 +751,7 @@ int do_nand (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	switch (argc) {
 	case 0:
 	case 1:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	case 2:
 		if (strcmp (argv[1], "info") == 0) {
@@ -789,7 +789,7 @@ int do_nand (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 			return 0;
 
 		}
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	case 3:
 		if (strcmp (argv[1], "device") == 0) {
@@ -828,7 +828,7 @@ int do_nand (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 			return ret;
 		}
 
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	default:
 		/* at least 4 args */
@@ -877,7 +877,7 @@ int do_nand (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 			}
 #endif /* CONFIG_SYS_NAND_SKIP_BAD_DOT_I */
 			else if (cmdtail) {
-				printf ("Usage:\n%s\n", cmdtp->usage);
+				cmd_usage(cmdtp);
 				return 1;
 			}
 
@@ -913,7 +913,7 @@ int do_nand (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 
 			return ret;
 		} else {
-			printf ("Usage:\n%s\n", cmdtp->usage);
+			cmd_usage(cmdtp);
 			rcode = 1;
 		}
 
@@ -970,7 +970,7 @@ int do_nandboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		offset = simple_strtoul(argv[3], NULL, 16);
 		break;
 	default:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		show_boot_progress (-53);
 		return 1;
 	}
diff --git a/common/cmd_net.c b/common/cmd_net.c
index c053d7b..b627c38 100644
--- a/common/cmd_net.c
+++ b/common/cmd_net.c
@@ -186,7 +186,7 @@ netboot_common (proto_t proto, cmd_tbl_t *cmdtp, int argc, char *argv[])
 
 		break;
 
-	default: printf ("Usage:\n%s\n", cmdtp->usage);
+	default: cmd_usage(cmdtp);
 		show_boot_progress (-80);
 		return 1;
 	}
@@ -251,7 +251,7 @@ int do_ping (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 	NetPingIP = string_to_ip(argv[1]);
 	if (NetPingIP == 0) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return -1;
 	}
 
diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c
index b93de13..af40417 100644
--- a/common/cmd_nvedit.c
+++ b/common/cmd_nvedit.c
@@ -408,7 +408,7 @@ void forceenv (char *varname, char *varvalue)
 int do_setenv (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 {
 	if (argc < 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -434,13 +434,13 @@ int do_askenv ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	local_args[3] = NULL;
 
 	if (argc < 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 	/* Check the syntax */
 	switch (argc) {
 	case 1:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 
 	case 2:		/* askenv envname */
diff --git a/common/cmd_onenand.c b/common/cmd_onenand.c
index 6a2c924..6d43a77 100644
--- a/common/cmd_onenand.c
+++ b/common/cmd_onenand.c
@@ -465,7 +465,7 @@ int do_onenand(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	return 0;
 
 usage:
-	printf("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	return 1;
 }
 
diff --git a/common/cmd_otp.c b/common/cmd_otp.c
index 825fa34..bdf2e6a 100644
--- a/common/cmd_otp.c
+++ b/common/cmd_otp.c
@@ -57,7 +57,7 @@ int do_otp(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		otp_func = otp_write;
 	else {
  usage:
-		printf("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/cmd_pci.c b/common/cmd_pci.c
index 67ff2fb..110415e 100644
--- a/common/cmd_pci.c
+++ b/common/cmd_pci.c
@@ -534,7 +534,7 @@ int do_pci (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 	return 1;
  usage:
-	printf ("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	return 1;
 }
 
diff --git a/common/cmd_portio.c b/common/cmd_portio.c
index c88fcd5..b318ff0 100644
--- a/common/cmd_portio.c
+++ b/common/cmd_portio.c
@@ -44,7 +44,7 @@ int do_portio_out (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	uint value = out_last_value;
 
 	if (argc != 3) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -103,7 +103,7 @@ int do_portio_in (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	uint size = in_last_size;
 
 	if (argc != 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/cmd_reiser.c b/common/cmd_reiser.c
index 4f4117e..a2f2286 100644
--- a/common/cmd_reiser.c
+++ b/common/cmd_reiser.c
@@ -57,7 +57,7 @@ int do_reiserls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	int part_length;
 
 	if (argc < 3) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 	dev = (int)simple_strtoul (argv[2], &ep, 16);
@@ -150,7 +150,7 @@ int do_reiserload (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		break;
 
 	default:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/cmd_sata.c b/common/cmd_sata.c
index c6e0d37..3380768 100644
--- a/common/cmd_sata.c
+++ b/common/cmd_sata.c
@@ -77,7 +77,7 @@ int do_sata(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	switch (argc) {
 	case 0:
 	case 1:
-		printf("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	case 2:
 		if (strncmp(argv[1],"inf", 3) == 0) {
@@ -115,7 +115,7 @@ int do_sata(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 			}
 			return rc;
 		}
-		printf("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	case 3:
 		if (strncmp(argv[1], "dev", 3) == 0) {
@@ -147,7 +147,7 @@ int do_sata(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 			}
 			return rc;
 		}
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 
 	default: /* at least 4 args */
@@ -184,7 +184,7 @@ int do_sata(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 				n, (n == cnt) ? "OK" : "ERROR");
 			return (n == cnt) ? 0 : 1;
 		} else {
-			printf("Usage:\n%s\n", cmdtp->usage);
+			cmd_usage(cmdtp);
 			rc = 1;
 		}
 
diff --git a/common/cmd_scsi.c b/common/cmd_scsi.c
index 066fd80..8aae9fc 100644
--- a/common/cmd_scsi.c
+++ b/common/cmd_scsi.c
@@ -229,7 +229,7 @@ int do_scsiboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		boot_device = argv[2];
 		break;
 	default:
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -346,7 +346,7 @@ int do_scsi (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 {
 	switch (argc) {
     case 0:
-    case 1:	printf ("Usage:\n%s\n", cmdtp->usage);	return 1;
+    case 1:	cmd_usage(cmdtp);	return 1;
     case 2:
 			if (strncmp(argv[1],"res",3) == 0) {
 				printf("\nReset SCSI\n");
@@ -392,7 +392,7 @@ int do_scsi (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 					printf("\nno SCSI devices available\n");
 				return 1;
 			}
-			printf ("Usage:\n%s\n", cmdtp->usage);
+			cmd_usage(cmdtp);
 			return 1;
 	case 3:
 			if (strncmp(argv[1],"dev",3) == 0) {
@@ -421,7 +421,7 @@ int do_scsi (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 				}
 				return 1;
 			}
-			printf ("Usage:\n%s\n", cmdtp->usage);
+			cmd_usage(cmdtp);
 			return 1;
     default:
 			/* at least 4 args */
@@ -437,7 +437,7 @@ int do_scsi (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 				return 0;
 			}
 	} /* switch */
-	printf ("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	return 1;
 }
 
diff --git a/common/cmd_setexpr.c b/common/cmd_setexpr.c
index 2e49b6d..4125b18 100644
--- a/common/cmd_setexpr.c
+++ b/common/cmd_setexpr.c
@@ -35,7 +35,7 @@ int do_setexpr(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 	/* Validate arguments */
 	if ((argc != 5) || (strlen(argv[3]) != 1)) {
-		printf("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/cmd_sf.c b/common/cmd_sf.c
index 8c0a751..6dc522d 100644
--- a/common/cmd_sf.c
+++ b/common/cmd_sf.c
@@ -175,7 +175,7 @@ static int do_spi_flash(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		return do_spi_flash_erase(argc - 1, argv + 1);
 
 usage:
-	printf("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	return 1;
 }
 
diff --git a/common/cmd_strings.c b/common/cmd_strings.c
index 7d05cf8..6f0cbca 100644
--- a/common/cmd_strings.c
+++ b/common/cmd_strings.c
@@ -15,7 +15,7 @@ static char *start_addr, *last_addr;
 int do_strings(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 {
 	if (argc == 1) {
-		printf("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/cmd_ubi.c b/common/cmd_ubi.c
index 5c31f7b..305e2e1 100644
--- a/common/cmd_ubi.c
+++ b/common/cmd_ubi.c
@@ -441,7 +441,7 @@ static int do_ubi(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	int err = 0;
 
 	if (argc < 2) {
-		printf("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -459,7 +459,7 @@ static int do_ubi(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 		}
 
 		if (argc < 4) {
-			printf("Usage:\n%s\n", cmdtp->usage);
+			cmd_usage(cmdtp);
 			return 1;
 		}
 
diff --git a/common/cmd_usb.c b/common/cmd_usb.c
index 8b19240..46d6eea 100644
--- a/common/cmd_usb.c
+++ b/common/cmd_usb.c
@@ -366,7 +366,7 @@ int do_usbboot(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		boot_device = argv[2];
 		break;
 	default:
-		printf("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
@@ -659,7 +659,7 @@ int do_usb(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		return 0;
 	}
 #endif /* CONFIG_USB_STORAGE */
-	printf("Usage:\n%s\n", cmdtp->usage);
+	cmd_usage(cmdtp);
 	return 1;
 }
 
diff --git a/common/cmd_vfd.c b/common/cmd_vfd.c
index 45f4271..ef4dd83 100644
--- a/common/cmd_vfd.c
+++ b/common/cmd_vfd.c
@@ -50,7 +50,7 @@ int do_vfd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	ulong bitmap;
 
 	if (argc != 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}
 
diff --git a/common/command.c b/common/command.c
index a4a978c..c396648 100644
--- a/common/command.c
+++ b/common/command.c
@@ -379,6 +379,11 @@ cmd_tbl_t *find_cmd (const char *cmd)
 	return find_cmd_tbl(cmd, &__u_boot_cmd_start, len);
 }
 
+void cmd_usage(cmd_tbl_t *cmdtp)
+{
+	printf("Usage:\n%s\n", cmdtp->usage);
+}
+
 #ifdef CONFIG_AUTO_COMPLETE
 
 int var_complete(int argc, char *argv[], char last_char, int maxv, char *cmdv[])
diff --git a/common/hush.c b/common/hush.c
index 9aef6e4..dbb4035 100644
--- a/common/hush.c
+++ b/common/hush.c
@@ -1696,7 +1696,7 @@ static int run_pipe_real(struct pipe *pi)
 #endif
 				/* found - check max args */
 				if ((child->argc - i) > cmdtp->maxargs) {
-					printf ("Usage:\n%s\n", cmdtp->usage);
+					cmd_usage(cmdtp);
 					return -1;
 				}
 #endif
diff --git a/common/main.c b/common/main.c
index 4c4f780..905d40f 100644
--- a/common/main.c
+++ b/common/main.c
@@ -1371,7 +1371,7 @@ int run_command (const char *cmd, int flag)
 
 		/* found - check max args */
 		if (argc > cmdtp->maxargs) {
-			printf ("Usage:\n%s\n", cmdtp->usage);
+			cmd_usage(cmdtp);
 			rc = -1;
 			continue;
 		}
@@ -1415,7 +1415,7 @@ int do_run (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 	int i;
 
 	if (argc < 2) {
-		printf ("Usage:\n%s\n", cmdtp->usage);
+		cmd_usage(cmdtp);
 		return 1;
 	}