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Kernel/Memory: Give each Process its own page table.

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The loader is in charge of setting the newly created process's page table as the main one during the loading process.
This commit is contained in:
Subv 2017-07-21 21:17:57 -05:00
parent 5d0a1e7efd
commit 6d2734a074
9 changed files with 93 additions and 87 deletions
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10
src/core/memory_setup.h
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@ -9,24 +9,24 @@
namespace Memory {
void InitMemoryMap();
/**
* 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(VAddr base, u32 size, u8* target);
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(VAddr base, u32 size, MMIORegionPointer mmio_handler);
void MapIoRegion(PageTable& page_table, VAddr base, u32 size, MMIORegionPointer mmio_handler);
void UnmapRegion(VAddr base, u32 size);
void UnmapRegion(PageTable& page_table, VAddr base, u32 size);
}