| Pankaj Gupta | b53c2c5 | 2020-12-09 14:02:40 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018-2020 NXP | ||||
| 3 | * | ||||
| 4 | * SPDX-License-Identifier: BSD-3-Clause | ||||
| 5 | * | ||||
| 6 | */ | ||||
| 7 | |||||
| 8 | #include <stdint.h> | ||||
| 9 | |||||
| 10 | #include <arch_helpers.h> | ||||
| 11 | |||||
| 12 | #include <plat/common/platform.h> | ||||
| 13 | |||||
| 14 | #define RANDOM_CANARY_VALUE ((u_register_t) 3288484550995823360ULL) | ||||
| 15 | |||||
| 16 | u_register_t plat_get_stack_protector_canary(void) | ||||
| 17 | { | ||||
| 18 | /* | ||||
| 19 | * TBD: Generate Random Number from NXP CAAM Block. | ||||
| 20 | */ | ||||
| 21 | return RANDOM_CANARY_VALUE ^ read_cntpct_el0(); | ||||
| 22 | } | ||||