citra-nightly/src/core/memory_setup.h
Subv 6d2734a074 Kernel/Memory: Give each Process its own page table.
The loader is in charge of setting the newly created process's page table as the main one during the loading process.
2017-09-10 15:13:41 -05:00

33 lines
1.2 KiB
C++

// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
#include "core/mmio.h"
namespace Memory {
/**
* Maps an allocated buffer onto a region of the emulated process address space.
*
* @param page_table The page table of the emulated process.
* @param base The address to start mapping at. Must be page-aligned.
* @param size The amount of bytes to map. Must be page-aligned.
* @param target Buffer with the memory backing the mapping. Must be of length at least `size`.
*/
void MapMemoryRegion(PageTable& page_table, VAddr base, u32 size, u8* target);
/**
* Maps a region of the emulated process address space as a IO region.
* @param page_table The page table of the emulated process.
* @param base The address to start mapping at. Must be page-aligned.
* @param size The amount of bytes to map. Must be page-aligned.
* @param mmio_handler The handler that backs the mapping.
*/
void MapIoRegion(PageTable& page_table, VAddr base, u32 size, MMIORegionPointer mmio_handler);
void UnmapRegion(PageTable& page_table, VAddr base, u32 size);
}