diff options
Diffstat (limited to 'src/core/memory.h')
-rw-r--r-- | src/core/memory.h | 111 |
1 files changed, 12 insertions, 99 deletions
diff --git a/src/core/memory.h b/src/core/memory.h index 8d5d017a4..b7fb3b9ed 100644 --- a/src/core/memory.h +++ b/src/core/memory.h @@ -6,12 +6,9 @@ #include <array> #include <cstddef> -#include <map> #include <string> #include <tuple> -#include <vector> #include <boost/icl/interval_map.hpp> -#include <boost/optional.hpp> #include "common/common_types.h" #include "core/memory_hook.h" #include "video_core/memory_manager.h" @@ -85,40 +82,6 @@ struct PageTable { std::array<PageType, PAGE_TABLE_NUM_ENTRIES> attributes; }; -/// Physical memory regions as seen from the ARM11 -enum : PAddr { - /// IO register area - IO_AREA_PADDR = 0x10100000, - IO_AREA_SIZE = 0x01000000, ///< IO area size (16MB) - IO_AREA_PADDR_END = IO_AREA_PADDR + IO_AREA_SIZE, - - /// MPCore internal memory region - MPCORE_RAM_PADDR = 0x17E00000, - MPCORE_RAM_SIZE = 0x00002000, ///< MPCore internal memory size (8KB) - MPCORE_RAM_PADDR_END = MPCORE_RAM_PADDR + MPCORE_RAM_SIZE, - - /// Video memory - VRAM_PADDR = 0x18000000, - VRAM_SIZE = 0x00600000, ///< VRAM size (6MB) - VRAM_PADDR_END = VRAM_PADDR + VRAM_SIZE, - - /// DSP memory - DSP_RAM_PADDR = 0x1FF00000, - DSP_RAM_SIZE = 0x00080000, ///< DSP memory size (512KB) - DSP_RAM_PADDR_END = DSP_RAM_PADDR + DSP_RAM_SIZE, - - /// AXI WRAM - AXI_WRAM_PADDR = 0x1FF80000, - AXI_WRAM_SIZE = 0x00080000, ///< AXI WRAM size (512KB) - AXI_WRAM_PADDR_END = AXI_WRAM_PADDR + AXI_WRAM_SIZE, - - /// Main FCRAM - FCRAM_PADDR = 0x20000000, - FCRAM_SIZE = 0x08000000, ///< FCRAM size on the Old 3DS (128MB) - FCRAM_N3DS_SIZE = 0x10000000, ///< FCRAM size on the New 3DS (256MB) - FCRAM_PADDR_END = FCRAM_PADDR + FCRAM_SIZE, -}; - /// Virtual user-space memory regions enum : VAddr { /// Where the application text, data and bss reside. @@ -126,24 +89,6 @@ enum : VAddr { PROCESS_IMAGE_MAX_SIZE = 0x08000000, PROCESS_IMAGE_VADDR_END = PROCESS_IMAGE_VADDR + PROCESS_IMAGE_MAX_SIZE, - /// Maps 1:1 to an offset in FCRAM. Used for HW allocations that need to be linear in physical - /// memory. - LINEAR_HEAP_VADDR = 0x14000000, - LINEAR_HEAP_SIZE = 0x08000000, - LINEAR_HEAP_VADDR_END = LINEAR_HEAP_VADDR + LINEAR_HEAP_SIZE, - - /// Maps 1:1 to the IO register area. - IO_AREA_VADDR = 0x1EC00000, - IO_AREA_VADDR_END = IO_AREA_VADDR + IO_AREA_SIZE, - - /// Maps 1:1 to VRAM. - VRAM_VADDR = 0x1F000000, - VRAM_VADDR_END = VRAM_VADDR + VRAM_SIZE, - - /// Maps 1:1 to DSP memory. - DSP_RAM_VADDR = 0x1FF00000, - DSP_RAM_VADDR_END = DSP_RAM_VADDR + DSP_RAM_SIZE, - /// Read-only page containing kernel and system configuration values. CONFIG_MEMORY_VADDR = 0x1FF80000, CONFIG_MEMORY_SIZE = 0x00001000, @@ -154,13 +99,8 @@ enum : VAddr { SHARED_PAGE_SIZE = 0x00001000, SHARED_PAGE_VADDR_END = SHARED_PAGE_VADDR + SHARED_PAGE_SIZE, - /// Equivalent to LINEAR_HEAP_VADDR, but expanded to cover the extra memory in the New 3DS. - NEW_LINEAR_HEAP_VADDR = 0x30000000, - NEW_LINEAR_HEAP_SIZE = 0x10000000, - NEW_LINEAR_HEAP_VADDR_END = NEW_LINEAR_HEAP_VADDR + NEW_LINEAR_HEAP_SIZE, - /// Area where TLS (Thread-Local Storage) buffers are allocated. - TLS_AREA_VADDR = NEW_LINEAR_HEAP_VADDR_END, + TLS_AREA_VADDR = 0x40000000, TLS_ENTRY_SIZE = 0x200, TLS_AREA_SIZE = 0x10000000, TLS_AREA_VADDR_END = TLS_AREA_VADDR + TLS_AREA_SIZE, @@ -200,12 +140,10 @@ void SetCurrentPageTable(PageTable* page_table); PageTable* GetCurrentPageTable(); /// Determines if the given VAddr is valid for the specified process. -bool IsValidVirtualAddress(const Kernel::Process& process, const VAddr vaddr); -bool IsValidVirtualAddress(const VAddr addr); +bool IsValidVirtualAddress(const Kernel::Process& process, VAddr vaddr); +bool IsValidVirtualAddress(VAddr vaddr); /// Determines if the given VAddr is a kernel address -bool IsKernelVirtualAddress(const VAddr addr); - -bool IsValidPhysicalAddress(const PAddr addr); +bool IsKernelVirtualAddress(VAddr vaddr); u8 Read8(VAddr addr); u16 Read16(VAddr addr); @@ -217,42 +155,17 @@ void Write16(VAddr addr, u16 data); void Write32(VAddr addr, u32 data); void Write64(VAddr addr, u64 data); -void ReadBlock(const Kernel::Process& process, const VAddr src_addr, void* dest_buffer, - size_t size); -void ReadBlock(const VAddr src_addr, void* dest_buffer, size_t size); -void WriteBlock(const Kernel::Process& process, const VAddr dest_addr, const void* src_buffer, +void ReadBlock(const Kernel::Process& process, VAddr src_addr, void* dest_buffer, size_t size); +void ReadBlock(VAddr src_addr, void* dest_buffer, size_t size); +void WriteBlock(const Kernel::Process& process, VAddr dest_addr, const void* src_buffer, size_t size); -void WriteBlock(const VAddr dest_addr, const void* src_buffer, size_t size); -void ZeroBlock(const VAddr dest_addr, const size_t size); +void WriteBlock(VAddr dest_addr, const void* src_buffer, size_t size); +void ZeroBlock(const Kernel::Process& process, VAddr dest_addr, size_t size); void CopyBlock(VAddr dest_addr, VAddr src_addr, size_t size); -u8* GetPointer(VAddr virtual_address); - -std::string ReadCString(VAddr virtual_address, 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. - */ -boost::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); +u8* GetPointer(VAddr vaddr); -/** - * Undoes a mapping performed by VirtualToPhysicalAddress(). - */ -boost::optional<VAddr> PhysicalToVirtualAddress(PAddr addr); - -/** - * Gets a pointer to the memory region beginning at the specified physical address. - */ -u8* GetPhysicalPointer(PAddr address); +std::string ReadCString(VAddr vaddr, std::size_t max_length); enum class FlushMode { /// Write back modified surfaces to RAM @@ -266,7 +179,7 @@ enum class FlushMode { /** * Mark each page touching the region as cached. */ -void RasterizerMarkRegionCached(Tegra::GPUVAddr start, u64 size, bool cached); +void RasterizerMarkRegionCached(Tegra::GPUVAddr gpu_addr, u64 size, bool cached); /** * Flushes and invalidates any externally cached rasterizer resources touching the given virtual |