| // SPDX-License-Identifier: BSD-2-Clause |
| /* |
| * Copyright (c) 2017, Texas Instruments |
| * 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 <arm32.h> |
| #include <io.h> |
| #include <kernel/generic_boot.h> |
| #include <kernel/tz_ssvce_def.h> |
| #include <kernel/tz_ssvce_pl310.h> |
| #include <mm/core_memprot.h> |
| #include <platform_config.h> |
| |
| register_phys_mem_pgdir(MEM_AREA_IO_SEC, PL310_BASE, PL310_SIZE); |
| |
| vaddr_t pl310_base(void) |
| { |
| static void *va; |
| |
| if (cpu_mmu_enabled()) { |
| if (!va) |
| va = phys_to_virt(PL310_BASE, MEM_AREA_IO_SEC); |
| return (vaddr_t)va; |
| } |
| |
| return PL310_BASE; |
| } |
| |
| /* ROM handles initial setup for us */ |
| void arm_cl2_config(vaddr_t pl310_base) |
| { |
| (void)pl310_base; |
| } |
| |
| /* We provide platform services that expect the cache to be disabled on boot */ |
| void arm_cl2_enable(vaddr_t pl310_base) |
| { |
| (void)pl310_base; |
| } |