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Memory: remove unused VirtualToPhysical

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This commit is contained in:
Weiyi Wang 2018-11-13 00:19:16 -05:00
parent 1388a44c41
commit 9e8d149ca7
2 changed files with 0 additions and 45 deletions
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30
src/core/memory.cpp
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@ -795,36 +795,6 @@ void WriteMMIO<u64>(MMIORegionPointer mmio_handler, VAddr addr, const u64 data)
mmio_handler->Write64(addr, data);
}
std::optional<PAddr> TryVirtualToPhysicalAddress(const VAddr addr) {
if (addr == 0) {
return 0;
} else if (addr >= VRAM_VADDR && addr < VRAM_VADDR_END) {
return addr - VRAM_VADDR + VRAM_PADDR;
} else if (addr >= LINEAR_HEAP_VADDR && addr < LINEAR_HEAP_VADDR_END) {
return addr - LINEAR_HEAP_VADDR + FCRAM_PADDR;
} else if (addr >= NEW_LINEAR_HEAP_VADDR && addr < NEW_LINEAR_HEAP_VADDR_END) {
return addr - NEW_LINEAR_HEAP_VADDR + FCRAM_PADDR;
} else if (addr >= DSP_RAM_VADDR && addr < DSP_RAM_VADDR_END) {
return addr - DSP_RAM_VADDR + DSP_RAM_PADDR;
} else if (addr >= IO_AREA_VADDR && addr < IO_AREA_VADDR_END) {
return addr - IO_AREA_VADDR + IO_AREA_PADDR;
} else if (addr >= N3DS_EXTRA_RAM_VADDR && addr < N3DS_EXTRA_RAM_VADDR_END) {
return addr - N3DS_EXTRA_RAM_VADDR + N3DS_EXTRA_RAM_PADDR;
}
return {};
}
PAddr VirtualToPhysicalAddress(const VAddr addr) {
auto paddr = TryVirtualToPhysicalAddress(addr);
if (!paddr) {
LOG_ERROR(HW_Memory, "Unknown virtual address @ 0x{:08X}", addr);
// To help with debugging, set bit on address so that it's obviously invalid.
return addr | 0x80000000;
}
return *paddr;
}
u32 GetFCRAMOffset(u8* pointer) {
ASSERT(pointer >= fcram.data() && pointer < fcram.data() + fcram.size());
return pointer - fcram.data();

15
src/core/memory.h
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@ -6,7 +6,6 @@
#include <array>
#include <cstddef>
#include <optional>
#include <string>
#include <vector>
#include "common/common_types.h"
@ -214,20 +213,6 @@ u8* GetPointer(VAddr vaddr);
std::string ReadCString(VAddr vaddr, std::size_t max_length);
/**
* Converts a virtual address inside a region with 1:1 mapping to physical memory to a physical
* address. This should be used by services to translate addresses for use by the hardware.
*/
std::optional<PAddr> TryVirtualToPhysicalAddress(VAddr addr);
/**
* Converts a virtual address inside a region with 1:1 mapping to physical memory to a physical
* address. This should be used by services to translate addresses for use by the hardware.
*
* @deprecated Use TryVirtualToPhysicalAddress(), which reports failure.
*/
PAddr VirtualToPhysicalAddress(VAddr addr);
/**
* Gets a pointer to the memory region beginning at the specified physical address.
*/