1 /* 2 * Copyright 2015 Freescale Semiconductor, Inc. 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #include <common.h> 8 #include <command.h> 9 #include <fsl_validate.h> 10 11 static int do_esbc_halt(cmd_tbl_t *cmdtp, int flag, int argc, 12 char * const argv[]) 13 { 14 printf("Core is entering spin loop.\n"); 15 loop: 16 goto loop; 17 18 return 0; 19 } 20 21 static int do_esbc_validate(cmd_tbl_t *cmdtp, int flag, int argc, 22 char * const argv[]) 23 { 24 char *hash_str = NULL; 25 ulong haddr; 26 int ret; 27 28 if (argc < 2) 29 return cmd_usage(cmdtp); 30 else if (argc > 2) 31 /* Second arg - Optional - Hash Str*/ 32 hash_str = argv[2]; 33 34 /* First argument - header address -32/64bit */ 35 haddr = simple_strtoul(argv[1], NULL, 16); 36 37 ret = fsl_secboot_validate(haddr, hash_str); 38 if (ret) 39 return 1; 40 41 printf("esbc_validate command successful\n"); 42 return 0; 43 } 44 45 /***************************************************/ 46 static char esbc_validate_help_text[] = 47 "esbc_validate hdr_addr <hash_val> - Validates signature using\n" 48 " RSA verification\n" 49 " $hdr_addr Address of header of the image\n" 50 " to be validated.\n" 51 " $hash_val -Optional\n" 52 " It provides Hash of public/srk key to be\n" 53 " used to verify signature.\n"; 54 55 U_BOOT_CMD( 56 esbc_validate, 3, 0, do_esbc_validate, 57 "Validates signature on a given image using RSA verification", 58 esbc_validate_help_text 59 ); 60 61 U_BOOT_CMD( 62 esbc_halt, 1, 0, do_esbc_halt, 63 "Put the core in spin loop ", 64 "" 65 ); 66