/* * Copyright (C) 2008-2011 Freescale Semiconductor, Inc. * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #include <linux/types.h> #include <asm/io.h> #include <command.h> #include <common.h> #include <asm/imx_iim.h> int do_iimops(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { int bank = 0, row = 0, val = 0; if (argc < 3 || argc > 5) goto err_rtn; if (strcmp(argv[1], "read") == 0) { if (strcmp(argv[2], "fecmac") == 0) { if (3 == argc) iim_blow_func(argv[2], NULL); else goto err_rtn; } else { if (4 == argc) { bank = simple_strtoul(argv[2], NULL, 16); row = simple_strtoul(argv[3], NULL, 16); iim_read(bank, row); } else goto err_rtn; } } else if (strcmp(argv[1], "blow") == 0) { if (strcmp(argv[2], "fecmac") == 0) { if (4 == argc) iim_blow_func(argv[2], argv[3]); else goto err_rtn; } else { if (5 == argc) { bank = simple_strtoul(argv[2], NULL, 16); row = simple_strtoul(argv[3], NULL, 16); val = simple_strtoul(argv[4], NULL, 16); iim_blow(bank, row, val); } else goto err_rtn; } } else goto err_rtn; return 0; err_rtn: printf("Invalid parameters!\n"); printf("It is too dangeous for you to use iim command.\n"); return 1; } U_BOOT_CMD( iim, 5, 1, do_iimops, "IIM sub system", "Warning: all numbers in parameter are in hex format!\n" "iim read <bank> <row> - Read some fuses\n" "iim read fecmac - Read FEC Mac address\n" "iim blow <bank> <row> <value> - Blow some fuses\n" "iim blow fecmac <0x##:0x##:0x##:0x##:0x##:0x##>" "- Blow FEC Mac address");