mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-12-27 15:11:16 +00:00
57 lines
No EOL
2 KiB
C++
57 lines
No EOL
2 KiB
C++
/*
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* Copyright (c) 2018-2020 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <vapours.hpp>
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namespace ams::hw::arch::arm64 {
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#if defined(ATMOSPHERE_CPU_ARM_CORTEX_A57) || defined(ATMOSPHERE_CPU_ARM_CORTEX_A53)
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constexpr inline size_t InstructionCacheLineSize = 0x40;
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constexpr inline size_t DataCacheLineSize = 0x40;
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constexpr inline size_t NumPerformanceCounters = 6;
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#else
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#error "Unknown CPU for cache line sizes"
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#endif
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ALWAYS_INLINE void InvalidateEntireTlb() {
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__asm__ __volatile__("tlbi alle3is" ::: "memory");
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}
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ALWAYS_INLINE void InvalidateDataCacheLine(void *ptr) {
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__asm __volatile__("dc ivac, %[ptr]" :: [ptr]"r"(ptr) : "memory");
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}
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ALWAYS_INLINE void FlushDataCacheLine(void *ptr) {
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__asm __volatile__("dc civac, %[ptr]" :: [ptr]"r"(ptr) : "memory");
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}
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ALWAYS_INLINE void InvalidateEntireInstructionCache() {
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__asm__ __volatile__("ic iallu" ::: "memory");
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}
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ALWAYS_INLINE void InvalidateTlb(uintptr_t address) {
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const uintptr_t page_index = address / 4_KB;
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__asm__ __volatile__("tlbi vae3is, %[page_index]" :: [page_index]"r"(page_index) : "memory");
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}
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ALWAYS_INLINE void InvalidateTlbLastLevel(uintptr_t address) {
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const uintptr_t page_index = address / 4_KB;
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__asm__ __volatile__("tlbi vale3is, %[page_index]" :: [page_index]"r"(page_index) : "memory");
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}
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void FlushDataCache(const void *ptr, size_t size);
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} |