1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright 2006 Freescale Semiconductor
4  * York Sun (yorksun@freescale.com)
5  */
6 
7 #include <common.h>
8 #include <command.h>
9 
10 extern int do_mac(struct cmd_tbl *cmdtp, int flag, int argc,
11 		  char *const argv[]);
12 
13 U_BOOT_CMD(
14 	mac, 3, 1,  do_mac,
15 	"display and program the system ID and MAC addresses in EEPROM",
16 	"[read|save|id|num|errata|date|ports|port_number]\n"
17 	"mac read\n"
18 	"    - read EEPROM content into memory data structure\n"
19 	"mac save\n"
20 	"    - save memory data structure to the EEPROM\n"
21 	"mac id\n"
22 	"    - program system id per hard coded value\n"
23 	"mac num string\n"
24 	"    - program system serial number to value string\n"
25 	"mac errata string\n"
26 	"    - program errata data to value string\n"
27 	"mac date YYMMDDhhmmss\n"
28 	"    - program date to string value YYMMDDhhmmss\n"
29 	"mac ports N\n"
30 	"    - program the number of network ports to integer N\n"
31 	"mac X string\n"
32 	"    - program MAC addr for port X [X=0,1..] to colon separated string"
33 );
34