| /* SPDX-License-Identifier: BSD-2-Clause */ |
| /* |
| * Copyright (C) 2017, Fuzhou Rockchip Electronics Co., Ltd. |
| * Copyright (C) 2018, Linaro Limited |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include <asm.S> |
| #include <arm.h> |
| #include <arm32_macros.S> |
| #include <kernel/unwind.h> |
| |
| FUNC plat_cpu_reset_early , : |
| UNWIND( .fnstart) |
| |
| /* NSACR configuration */ |
| read_nsacr r0 |
| orr r0, r0, #NSACR_CP10 |
| orr r0, r0, #NSACR_CP11 |
| orr r0, r0, #NSACR_NS_SMP |
| write_nsacr r0 |
| |
| /* Enable SMP bit */ |
| read_actlr r0 |
| orr r0, r0, #ACTLR_SMP |
| write_actlr r0 |
| |
| bx lr |
| |
| UNWIND( .fnend) |
| END_FUNC plat_cpu_reset_early |