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Memory: Implement MMIO

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This commit is contained in:
MerryMage
2016-01-30 18:41:04 +00:00
parent 2c663fbc3e
commit 2b93313348
6 changed files with 127 additions and 13 deletions
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5
src/core/hle/kernel/vm_manager.h
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@ -11,6 +11,7 @@
#include "common/common_types.h"
#include "core/hle/result.h"
#include "core/mmio.h"
namespace Kernel {
@ -92,6 +93,7 @@ struct VirtualMemoryArea {
// Settings for type = MMIO
/// Physical address of the register area this VMA maps to.
PAddr paddr = 0;
Memory::MMIORegionPointer mmio_handler = nullptr;
/// Tests if this area can be merged to the right with `next`.
bool CanBeMergedWith(const VirtualMemoryArea& next) const;
@ -168,8 +170,9 @@ public:
* @param paddr The physical address where the registers are present.
* @param size Size of the mapping.
* @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, u32 size, MemoryState state, Memory::MMIORegionPointer mmio_handler);
/// Unmaps a range of addresses, splitting VMAs as necessary.
ResultCode UnmapRange(VAddr target, u32 size);