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-rw-r--r--cmd/mac.c33
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diff --git a/cmd/mac.c b/cmd/mac.c
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+/*
+ * Copyright 2006 Freescale Semiconductor
+ * York Sun (yorksun@freescale.com)
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <command.h>
+
+extern int do_mac(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
+
+U_BOOT_CMD(
+ mac, 3, 1, do_mac,
+ "display and program the system ID and MAC addresses in EEPROM",
+ "[read|save|id|num|errata|date|ports|0|1|2|3|4|5|6|7]\n"
+ "mac read\n"
+ " - read EEPROM content into memory\n"
+ "mac save\n"
+ " - save to the EEPROM\n"
+ "mac id\n"
+ " - program system id\n"
+ "mac num\n"
+ " - program system serial number\n"
+ "mac errata\n"
+ " - program errata data\n"
+ "mac date\n"
+ " - program date\n"
+ "mac ports\n"
+ " - program the number of ports\n"
+ "mac X\n"
+ " - program the MAC address for port X [X=0...7]"
+);