Merge pull request #908 from lioncash/memory

core/memory: Get rid of 3DS leftovers

1 files changed, 0 insertions, 106 deletions

diff --git a/src/core/memory.cpp b/src/core/memory.cpp
index e753e3436..0d41b2527 100644
--- a/src/core/memory.cpp
+++ b/src/core/memory.cpp
@@ -14,7 +14,6 @@
 #include "common/swap.h"
 #include "core/arm/arm_interface.h"
 #include "core/core.h"
-#include "core/hle/kernel/memory.h"
 #include "core/hle/kernel/process.h"
 #include "core/hle/lock.h"
 #include "core/memory.h"
@@ -24,8 +23,6 @@
 
 namespace Memory {
 
-static std::array<u8, Memory::VRAM_SIZE> vram;
-
 static PageTable* current_page_table = nullptr;
 
 void SetCurrentPageTable(PageTable* page_table) {
@@ -242,10 +239,6 @@ bool IsKernelVirtualAddress(const VAddr vaddr) {
     return KERNEL_REGION_VADDR <= vaddr && vaddr < KERNEL_REGION_END;
 }
 
-bool IsValidPhysicalAddress(const PAddr paddr) {
-    return GetPhysicalPointer(paddr) != nullptr;
-}
-
 u8* GetPointer(const VAddr vaddr) {
     u8* page_pointer = current_page_table->pointers[vaddr >> PAGE_BITS];
     if (page_pointer) {
@@ -274,61 +267,6 @@ std::string ReadCString(VAddr vaddr, std::size_t max_length) {
     return string;
 }
 
-u8* GetPhysicalPointer(PAddr address) {
-    struct MemoryArea {
-        PAddr paddr_base;
-        u32 size;
-    };
-
-    static constexpr MemoryArea memory_areas[] = {
-        {VRAM_PADDR, VRAM_SIZE},
-        {IO_AREA_PADDR, IO_AREA_SIZE},
-        {DSP_RAM_PADDR, DSP_RAM_SIZE},
-        {FCRAM_PADDR, FCRAM_N3DS_SIZE},
-    };
-
-    const auto area =
-        std::find_if(std::begin(memory_areas), std::end(memory_areas), [&](const auto& area) {
-            return address >= area.paddr_base && address < area.paddr_base + area.size;
-        });
-
-    if (area == std::end(memory_areas)) {
-        LOG_ERROR(HW_Memory, "Unknown GetPhysicalPointer @ 0x{:016X}", address);
-        return nullptr;
-    }
-
-    if (area->paddr_base == IO_AREA_PADDR) {
-        LOG_ERROR(HW_Memory, "MMIO mappings are not supported yet. phys_addr={:016X}", address);
-        return nullptr;
-    }
-
-    u64 offset_into_region = address - area->paddr_base;
-
-    u8* target_pointer = nullptr;
-    switch (area->paddr_base) {
-    case VRAM_PADDR:
-        target_pointer = vram.data() + offset_into_region;
-        break;
-    case DSP_RAM_PADDR:
-        break;
-    case FCRAM_PADDR:
-        for (const auto& region : Kernel::memory_regions) {
-            if (offset_into_region >= region.base &&
-                offset_into_region < region.base + region.size) {
-                target_pointer =
-                    region.linear_heap_memory->data() + offset_into_region - region.base;
-                break;
-            }
-        }
-        ASSERT_MSG(target_pointer != nullptr, "Invalid FCRAM address");
-        break;
-    default:
-        UNREACHABLE();
-    }
-
-    return target_pointer;
-}
-
 void RasterizerMarkRegionCached(Tegra::GPUVAddr gpu_addr, u64 size, bool cached) {
     if (gpu_addr == 0) {
         return;
@@ -666,48 +604,4 @@ void CopyBlock(VAddr dest_addr, VAddr src_addr, size_t size) {
     CopyBlock(*Core::CurrentProcess(), dest_addr, src_addr, size);
 }
 
-boost::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;
-    }
-
-    return boost::none;
-}
-
-PAddr VirtualToPhysicalAddress(const VAddr addr) {
-    auto paddr = TryVirtualToPhysicalAddress(addr);
-    if (!paddr) {
-        LOG_ERROR(HW_Memory, "Unknown virtual address @ 0x{:016X}", addr);
-        // To help with debugging, set bit on address so that it's obviously invalid.
-        return addr | 0x80000000;
-    }
-    return *paddr;
-}
-
-boost::optional<VAddr> PhysicalToVirtualAddress(const PAddr addr) {
-    if (addr == 0) {
-        return 0;
-    } else if (addr >= VRAM_PADDR && addr < VRAM_PADDR_END) {
-        return addr - VRAM_PADDR + VRAM_VADDR;
-    } else if (addr >= FCRAM_PADDR && addr < FCRAM_PADDR_END) {
-        return addr - FCRAM_PADDR + Core::CurrentProcess()->GetLinearHeapAreaAddress();
-    } else if (addr >= DSP_RAM_PADDR && addr < DSP_RAM_PADDR_END) {
-        return addr - DSP_RAM_PADDR + DSP_RAM_VADDR;
-    } else if (addr >= IO_AREA_PADDR && addr < IO_AREA_PADDR_END) {
-        return addr - IO_AREA_PADDR + IO_AREA_VADDR;
-    }
-
-    return boost::none;
-}
-
 } // namespace Memory