diff options
Diffstat (limited to 'src/core/memory.h')
| -rw-r--r-- | src/core/memory.h | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/src/core/memory.h b/src/core/memory.h index f22c0a2d8..a11ff8766 100644 --- a/src/core/memory.h +++ b/src/core/memory.h @@ -1,6 +1,5 @@ -// Copyright 2014 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. +// SPDX-FileCopyrightText: 2014 Citra Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later #pragma once @@ -28,9 +27,9 @@ namespace Core::Memory { * Page size used by the ARM architecture. This is the smallest granularity with which memory can * be mapped. */ -constexpr std::size_t PAGE_BITS = 12; -constexpr u64 PAGE_SIZE = 1ULL << PAGE_BITS; -constexpr u64 PAGE_MASK = PAGE_SIZE - 1; +constexpr std::size_t YUZU_PAGEBITS = 12; +constexpr u64 YUZU_PAGESIZE = 1ULL << YUZU_PAGEBITS; +constexpr u64 YUZU_PAGEMASK = YUZU_PAGESIZE - 1; /// Virtual user-space memory regions enum : VAddr { @@ -437,6 +436,19 @@ public: std::size_t size); /** + * Zeros a range of bytes within the current process' address space at the specified + * virtual address. + * + * @param process The process that will have data zeroed within its address space. + * @param dest_addr The destination virtual address to zero the data from. + * @param size The size of the range to zero out, in bytes. + * + * @post The range [dest_addr, size) within the process' address space contains the + * value 0. + */ + void ZeroBlock(const Kernel::KProcess& process, VAddr dest_addr, std::size_t size); + + /** * Marks each page within the specified address range as cached or uncached. * * @param vaddr The virtual address indicating the start of the address range. |