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core: Various changes to support 64-bit addressing.

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This commit is contained in:
bunnei
2017-09-01 23:10:03 -04:00
parent 3411883fe3
commit f01472a5ff
5 changed files with 54 additions and 54 deletions
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20
src/core/hle/kernel/vm_manager.h
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@ -63,7 +63,7 @@ struct VirtualMemoryArea {
/// Virtual base address of the region.
VAddr base = 0;
/// Size of the region.
u32 size = 0;
u64 size = 0;
VMAType type = VMAType::Free;
VMAPermission permissions = VMAPermission::None;
@ -109,7 +109,7 @@ public:
* used.
* @note This is the limit used by the New 3DS kernel. Old 3DS used 0x20000000.
*/
static const u32 MAX_ADDRESS = 0x40000000;
static const VAddr MAX_ADDRESS = 0x8000000000;
/**
* A map covering the entirety of the managed address space, keyed by the `base` field of each
@ -142,7 +142,7 @@ public:
* @param state MemoryState tag to attach to the VMA.
*/
ResultVal<VMAHandle> MapMemoryBlock(VAddr target, std::shared_ptr<std::vector<u8>> block,
size_t offset, u32 size, MemoryState state);
size_t offset, u64 size, MemoryState state);
/**
* Maps an unmanaged host memory pointer at a given address.
@ -152,7 +152,7 @@ public:
* @param size Size of the mapping.
* @param state MemoryState tag to attach to the VMA.
*/
ResultVal<VMAHandle> MapBackingMemory(VAddr target, u8* memory, u32 size, MemoryState state);
ResultVal<VMAHandle> MapBackingMemory(VAddr target, u8* memory, u64 size, MemoryState state);
/**
* Maps a memory-mapped IO region at a given address.
@ -163,17 +163,17 @@ public:
* @param state MemoryState tag to attach to the VMA.
* @param mmio_handler The handler that will implement read and write for this MMIO region.
*/
ResultVal<VMAHandle> MapMMIO(VAddr target, PAddr paddr, u32 size, MemoryState state,
ResultVal<VMAHandle> MapMMIO(VAddr target, PAddr paddr, u64 size, MemoryState state,
Memory::MMIORegionPointer mmio_handler);
/// Unmaps a range of addresses, splitting VMAs as necessary.
ResultCode UnmapRange(VAddr target, u32 size);
ResultCode UnmapRange(VAddr target, u64 size);
/// Changes the permissions of the given VMA.
VMAHandle Reprotect(VMAHandle vma, VMAPermission new_perms);
/// Changes the permissions of a range of addresses, splitting VMAs as necessary.
ResultCode ReprotectRange(VAddr target, u32 size, VMAPermission new_perms);
ResultCode ReprotectRange(VAddr target, u64 size, VMAPermission new_perms);
/**
* Scans all VMAs and updates the page table range of any that use the given vector as backing
@ -197,19 +197,19 @@ private:
* Carves a VMA of a specific size at the specified address by splitting Free VMAs while doing
* the appropriate error checking.
*/
ResultVal<VMAIter> CarveVMA(VAddr base, u32 size);
ResultVal<VMAIter> CarveVMA(VAddr base, u64 size);
/**
* Splits the edges of the given range of non-Free VMAs so that there is a VMA split at each
* end of the range.
*/
ResultVal<VMAIter> CarveVMARange(VAddr base, u32 size);
ResultVal<VMAIter> CarveVMARange(VAddr base, u64 size);
/**
* Splits a VMA in two, at the specified offset.
* @returns the right side of the split, with the original iterator becoming the left side.
*/
VMAIter SplitVMA(VMAIter vma, u32 offset_in_vma);
VMAIter SplitVMA(VMAIter vma, u64 offset_in_vma);
/**
* Checks for and merges the specified VMA with adjacent ones if possible.