| Manish V Badarkhe | 8fcd3d9 | 2021-07-08 09:33:18 +0100 | [diff] [blame] | 1 | /* |
| Boyan Karatotev | 60d330d | 2023-02-16 15:12:45 +0000 | [diff] [blame] | 2 | * Copyright (c) 2021-2023, Arm Limited. All rights reserved. |
| Manish V Badarkhe | 8fcd3d9 | 2021-07-08 09:33:18 +0100 | [diff] [blame] | 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/trf.h> |
| 12 | |
| Boyan Karatotev | 60d330d | 2023-02-16 15:12:45 +0000 | [diff] [blame] | 13 | void trf_init_el3(void) |
| Manish V Badarkhe | 8fcd3d9 | 2021-07-08 09:33:18 +0100 | [diff] [blame] | 14 | { |
| 15 | uint32_t val; |
| 16 | |
| Andre Przywara | fc8d2d3 | 2022-11-17 17:30:43 +0000 | [diff] [blame] | 17 | /* |
| 18 | * Allow access of trace filter control registers from |
| 19 | * non-monitor mode |
| 20 | */ |
| 21 | val = read_sdcr(); |
| 22 | val &= ~SDCR_TTRF_BIT; |
| 23 | write_sdcr(val); |
| Manish V Badarkhe | 8fcd3d9 | 2021-07-08 09:33:18 +0100 | [diff] [blame] | 24 | } |