diff options
Diffstat (limited to 'src/core/hle/kernel')
-rw-r--r-- | src/core/hle/kernel/vm_manager.cpp | 7 | ||||
-rw-r--r-- | src/core/hle/kernel/vm_manager.h | 5 |
2 files changed, 8 insertions, 4 deletions
diff --git a/src/core/hle/kernel/vm_manager.cpp b/src/core/hle/kernel/vm_manager.cpp index 2610acf76..1e289f38a 100644 --- a/src/core/hle/kernel/vm_manager.cpp +++ b/src/core/hle/kernel/vm_manager.cpp @@ -8,6 +8,7 @@ #include "core/hle/kernel/vm_manager.h" #include "core/memory_setup.h" +#include "core/mmio.h" namespace Kernel { @@ -104,7 +105,7 @@ ResultVal<VMManager::VMAHandle> VMManager::MapBackingMemory(VAddr target, u8 * m return MakeResult<VMAHandle>(MergeAdjacent(vma_handle)); } -ResultVal<VMManager::VMAHandle> VMManager::MapMMIO(VAddr target, PAddr paddr, u32 size, MemoryState state) { +ResultVal<VMManager::VMAHandle> VMManager::MapMMIO(VAddr target, PAddr paddr, u32 size, MemoryState state, Memory::MMIORegionPointer mmio_handler) { // This is the appropriately sized VMA that will turn into our allocation. CASCADE_RESULT(VMAIter vma_handle, CarveVMA(target, size)); VirtualMemoryArea& final_vma = vma_handle->second; @@ -114,6 +115,7 @@ ResultVal<VMManager::VMAHandle> VMManager::MapMMIO(VAddr target, PAddr paddr, u3 final_vma.permissions = VMAPermission::ReadWrite; final_vma.meminfo_state = state; final_vma.paddr = paddr; + final_vma.mmio_handler = mmio_handler; UpdatePageTableForVMA(final_vma); return MakeResult<VMAHandle>(MergeAdjacent(vma_handle)); @@ -330,8 +332,7 @@ void VMManager::UpdatePageTableForVMA(const VirtualMemoryArea& vma) { Memory::MapMemoryRegion(vma.base, vma.size, vma.backing_memory); break; case VMAType::MMIO: - // TODO(yuriks): Add support for MMIO handlers. - Memory::MapIoRegion(vma.base, vma.size); + Memory::MapIoRegion(vma.base, vma.size, vma.mmio_handler); break; } } diff --git a/src/core/hle/kernel/vm_manager.h b/src/core/hle/kernel/vm_manager.h index 4e95f1f0c..91d40655b 100644 --- a/src/core/hle/kernel/vm_manager.h +++ b/src/core/hle/kernel/vm_manager.h @@ -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); |