| Manish V Badarkhe | f356f7e | 2021-06-29 11:44:20 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2021, Arm Limited. All rights reserved. |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #include <stdbool.h> |
| 8 | |
| 9 | #include <arch.h> |
| 10 | #include <arch_helpers.h> |
| 11 | #include <lib/extensions/sys_reg_trace.h> |
| 12 | |
| Manish V Badarkhe | f356f7e | 2021-06-29 11:44:20 +0100 | [diff] [blame] | 13 | void sys_reg_trace_enable(void) |
| 14 | { |
| 15 | uint32_t val; |
| 16 | |
| Andre Przywara | 44e33e0 | 2022-11-17 16:42:09 +0000 | [diff] [blame^] | 17 | /* |
| 18 | * NSACR.NSTRCDIS = b0 |
| 19 | * enable NS system register access to implemented trace |
| 20 | * registers. |
| 21 | */ |
| 22 | val = read_nsacr(); |
| 23 | val &= ~NSTRCDIS_BIT; |
| 24 | write_nsacr(val); |
| Manish V Badarkhe | f356f7e | 2021-06-29 11:44:20 +0100 | [diff] [blame] | 25 | } |