diff options
Diffstat (limited to '')
| -rw-r--r-- | src/core/memory.h | 122 |
1 files changed, 38 insertions, 84 deletions
diff --git a/src/core/memory.h b/src/core/memory.h index 31fe699d8..72a0be813 100644 --- a/src/core/memory.h +++ b/src/core/memory.h @@ -6,7 +6,7 @@ #include <cstddef> #include <memory> #include <string> -#include "common/common_types.h" +#include "common/typed_address.h" #include "core/hle/result.h" namespace Common { @@ -33,7 +33,7 @@ constexpr u64 YUZU_PAGESIZE = 1ULL << YUZU_PAGEBITS; constexpr u64 YUZU_PAGEMASK = YUZU_PAGESIZE - 1; /// Virtual user-space memory regions -enum : VAddr { +enum : u64 { /// TLS (Thread-Local Storage) related. TLS_ENTRY_SIZE = 0x200, @@ -74,7 +74,8 @@ public: * @param target Buffer with the memory backing the mapping. Must be of length at least * `size`. */ - void MapMemoryRegion(Common::PageTable& page_table, VAddr base, u64 size, PAddr target); + void MapMemoryRegion(Common::PageTable& page_table, Common::ProcessAddress base, u64 size, + Common::PhysicalAddress target); /** * Unmaps a region of the emulated process address space. @@ -83,7 +84,7 @@ public: * @param base The address to begin unmapping at. * @param size The amount of bytes to unmap. */ - void UnmapRegion(Common::PageTable& page_table, VAddr base, u64 size); + void UnmapRegion(Common::PageTable& page_table, Common::ProcessAddress base, u64 size); /** * Checks whether or not the supplied address is a valid virtual @@ -93,7 +94,7 @@ public: * * @returns True if the given virtual address is valid, false otherwise. */ - [[nodiscard]] bool IsValidVirtualAddress(VAddr vaddr) const; + [[nodiscard]] bool IsValidVirtualAddress(Common::ProcessAddress vaddr) const; /** * Checks whether or not the supplied range of addresses are all valid @@ -104,7 +105,7 @@ public: * * @returns True if all bytes in the given range are valid, false otherwise. */ - [[nodiscard]] bool IsValidVirtualAddressRange(VAddr base, u64 size) const; + [[nodiscard]] bool IsValidVirtualAddressRange(Common::ProcessAddress base, u64 size) const; /** * Gets a pointer to the given address. @@ -114,11 +115,11 @@ public: * @returns The pointer to the given address, if the address is valid. * If the address is not valid, nullptr will be returned. */ - u8* GetPointer(VAddr vaddr); - u8* GetPointerSilent(VAddr vaddr); + u8* GetPointer(Common::ProcessAddress vaddr); + u8* GetPointerSilent(Common::ProcessAddress vaddr); template <typename T> - T* GetPointer(VAddr vaddr) { + T* GetPointer(Common::ProcessAddress vaddr) { return reinterpret_cast<T*>(GetPointer(vaddr)); } @@ -130,10 +131,10 @@ public: * @returns The pointer to the given address, if the address is valid. * If the address is not valid, nullptr will be returned. */ - [[nodiscard]] const u8* GetPointer(VAddr vaddr) const; + [[nodiscard]] const u8* GetPointer(Common::ProcessAddress vaddr) const; template <typename T> - const T* GetPointer(VAddr vaddr) const { + const T* GetPointer(Common::ProcessAddress vaddr) const { return reinterpret_cast<T*>(GetPointer(vaddr)); } @@ -145,7 +146,7 @@ public: * * @returns the read 8-bit unsigned value. */ - u8 Read8(VAddr addr); + u8 Read8(Common::ProcessAddress addr); /** * Reads a 16-bit unsigned value from the current process' address space @@ -155,7 +156,7 @@ public: * * @returns the read 16-bit unsigned value. */ - u16 Read16(VAddr addr); + u16 Read16(Common::ProcessAddress addr); /** * Reads a 32-bit unsigned value from the current process' address space @@ -165,7 +166,7 @@ public: * * @returns the read 32-bit unsigned value. */ - u32 Read32(VAddr addr); + u32 Read32(Common::ProcessAddress addr); /** * Reads a 64-bit unsigned value from the current process' address space @@ -175,7 +176,7 @@ public: * * @returns the read 64-bit value. */ - u64 Read64(VAddr addr); + u64 Read64(Common::ProcessAddress addr); /** * Writes an 8-bit unsigned integer to the given virtual address in @@ -186,7 +187,7 @@ public: * * @post The memory at the given virtual address contains the specified data value. */ - void Write8(VAddr addr, u8 data); + void Write8(Common::ProcessAddress addr, u8 data); /** * Writes a 16-bit unsigned integer to the given virtual address in @@ -197,7 +198,7 @@ public: * * @post The memory range [addr, sizeof(data)) contains the given data value. */ - void Write16(VAddr addr, u16 data); + void Write16(Common::ProcessAddress addr, u16 data); /** * Writes a 32-bit unsigned integer to the given virtual address in @@ -208,7 +209,7 @@ public: * * @post The memory range [addr, sizeof(data)) contains the given data value. */ - void Write32(VAddr addr, u32 data); + void Write32(Common::ProcessAddress addr, u32 data); /** * Writes a 64-bit unsigned integer to the given virtual address in @@ -219,7 +220,7 @@ public: * * @post The memory range [addr, sizeof(data)) contains the given data value. */ - void Write64(VAddr addr, u64 data); + void Write64(Common::ProcessAddress addr, u64 data); /** * Writes a 8-bit unsigned integer to the given virtual address in @@ -232,7 +233,7 @@ public: * * @post The memory range [addr, sizeof(data)) contains the given data value. */ - bool WriteExclusive8(VAddr addr, u8 data, u8 expected); + bool WriteExclusive8(Common::ProcessAddress addr, u8 data, u8 expected); /** * Writes a 16-bit unsigned integer to the given virtual address in @@ -245,7 +246,7 @@ public: * * @post The memory range [addr, sizeof(data)) contains the given data value. */ - bool WriteExclusive16(VAddr addr, u16 data, u16 expected); + bool WriteExclusive16(Common::ProcessAddress addr, u16 data, u16 expected); /** * Writes a 32-bit unsigned integer to the given virtual address in @@ -258,7 +259,7 @@ public: * * @post The memory range [addr, sizeof(data)) contains the given data value. */ - bool WriteExclusive32(VAddr addr, u32 data, u32 expected); + bool WriteExclusive32(Common::ProcessAddress addr, u32 data, u32 expected); /** * Writes a 64-bit unsigned integer to the given virtual address in @@ -271,7 +272,7 @@ public: * * @post The memory range [addr, sizeof(data)) contains the given data value. */ - bool WriteExclusive64(VAddr addr, u64 data, u64 expected); + bool WriteExclusive64(Common::ProcessAddress addr, u64 data, u64 expected); /** * Writes a 128-bit unsigned integer to the given virtual address in @@ -284,7 +285,7 @@ public: * * @post The memory range [addr, sizeof(data)) contains the given data value. */ - bool WriteExclusive128(VAddr addr, u128 data, u128 expected); + bool WriteExclusive128(Common::ProcessAddress addr, u128 data, u128 expected); /** * Reads a null-terminated string from the given virtual address. @@ -301,27 +302,7 @@ public: * * @returns The read string. */ - std::string ReadCString(VAddr vaddr, std::size_t max_length); - - /** - * Reads a contiguous block of bytes from a specified process' address space. - * - * @param process The process to read the data from. - * @param src_addr The virtual address to begin reading from. - * @param dest_buffer The buffer to place the read bytes into. - * @param size The amount of data to read, in bytes. - * - * @note If a size of 0 is specified, then this function reads nothing and - * no attempts to access memory are made at all. - * - * @pre dest_buffer must be at least size bytes in length, otherwise a - * buffer overrun will occur. - * - * @post The range [dest_buffer, size) contains the read bytes from the - * process' address space. - */ - void ReadBlock(const Kernel::KProcess& process, VAddr src_addr, void* dest_buffer, - std::size_t size); + std::string ReadCString(Common::ProcessAddress vaddr, std::size_t max_length); /** * Reads a contiguous block of bytes from the current process' address space. @@ -339,7 +320,7 @@ public: * @post The range [dest_buffer, size) contains the read bytes from the * current process' address space. */ - void ReadBlock(VAddr src_addr, void* dest_buffer, std::size_t size); + void ReadBlock(Common::ProcessAddress src_addr, void* dest_buffer, std::size_t size); /** * Reads a contiguous block of bytes from the current process' address space. @@ -358,30 +339,7 @@ public: * @post The range [dest_buffer, size) contains the read bytes from the * current process' address space. */ - void ReadBlockUnsafe(VAddr src_addr, void* dest_buffer, std::size_t size); - - /** - * Writes a range of bytes into a given process' address space at the specified - * virtual address. - * - * @param process The process to write data into the address space of. - * @param dest_addr The destination virtual address to begin writing the data at. - * @param src_buffer The data to write into the process' address space. - * @param size The size of the data to write, in bytes. - * - * @post The address range [dest_addr, size) in the process' address space - * contains the data that was within src_buffer. - * - * @post If an attempt is made to write into an unmapped region of memory, the writes - * will be ignored and an error will be logged. - * - * @post If a write is performed into a region of memory that is considered cached - * rasterizer memory, will cause the currently active rasterizer to be notified - * and will mark that region as invalidated to caches that the active - * graphics backend may be maintaining over the course of execution. - */ - void WriteBlock(const Kernel::KProcess& process, VAddr dest_addr, const void* src_buffer, - std::size_t size); + void ReadBlockUnsafe(Common::ProcessAddress src_addr, void* dest_buffer, std::size_t size); /** * Writes a range of bytes into the current process' address space at the specified @@ -402,7 +360,7 @@ public: * and will mark that region as invalidated to caches that the active * graphics backend may be maintaining over the course of execution. */ - void WriteBlock(VAddr dest_addr, const void* src_buffer, std::size_t size); + void WriteBlock(Common::ProcessAddress dest_addr, const void* src_buffer, std::size_t size); /** * Writes a range of bytes into the current process' address space at the specified @@ -420,13 +378,13 @@ public: * will be ignored and an error will be logged. * */ - void WriteBlockUnsafe(VAddr dest_addr, const void* src_buffer, std::size_t size); + void WriteBlockUnsafe(Common::ProcessAddress dest_addr, const void* src_buffer, + std::size_t size); /** * Copies data within a process' address space to another location within the * same address space. * - * @param process The process that will have data copied within its address space. * @param dest_addr The destination virtual address to begin copying the data into. * @param src_addr The source virtual address to begin copying the data from. * @param size The size of the data to copy, in bytes. @@ -434,54 +392,50 @@ public: * @post The range [dest_addr, size) within the process' address space contains the * same data within the range [src_addr, size). */ - void CopyBlock(const Kernel::KProcess& process, VAddr dest_addr, VAddr src_addr, + void CopyBlock(Common::ProcessAddress dest_addr, Common::ProcessAddress src_addr, std::size_t size); /** * Zeros a range of bytes within the current process' address space at the specified * virtual address. * - * @param process The process that will have data zeroed within its address space. * @param dest_addr The destination virtual address to zero the data from. * @param size The size of the range to zero out, in bytes. * * @post The range [dest_addr, size) within the process' address space contains the * value 0. */ - void ZeroBlock(const Kernel::KProcess& process, VAddr dest_addr, std::size_t size); + void ZeroBlock(Common::ProcessAddress dest_addr, std::size_t size); /** * Invalidates a range of bytes within the current process' address space at the specified * virtual address. * - * @param process The process that will have data invalidated within its address space. * @param dest_addr The destination virtual address to invalidate the data from. * @param size The size of the range to invalidate, in bytes. * */ - Result InvalidateDataCache(const Kernel::KProcess& process, VAddr dest_addr, std::size_t size); + Result InvalidateDataCache(Common::ProcessAddress dest_addr, std::size_t size); /** * Stores a range of bytes within the current process' address space at the specified * virtual address. * - * @param process The process that will have data stored within its address space. * @param dest_addr The destination virtual address to store the data from. * @param size The size of the range to store, in bytes. * */ - Result StoreDataCache(const Kernel::KProcess& process, VAddr dest_addr, std::size_t size); + Result StoreDataCache(Common::ProcessAddress dest_addr, std::size_t size); /** * Flushes a range of bytes within the current process' address space at the specified * virtual address. * - * @param process The process that will have data flushed within its address space. * @param dest_addr The destination virtual address to flush the data from. * @param size The size of the range to flush, in bytes. * */ - Result FlushDataCache(const Kernel::KProcess& process, VAddr dest_addr, std::size_t size); + Result FlushDataCache(Common::ProcessAddress dest_addr, std::size_t size); /** * Marks each page within the specified address range as cached or uncached. @@ -491,7 +445,7 @@ public: * @param cached Whether or not any pages within the address range should be * marked as cached or uncached. */ - void RasterizerMarkRegionCached(VAddr vaddr, u64 size, bool cached); + void RasterizerMarkRegionCached(Common::ProcessAddress vaddr, u64 size, bool cached); /** * Marks each page within the specified address range as debug or non-debug. @@ -502,7 +456,7 @@ public: * @param debug Whether or not any pages within the address range should be * marked as debug or non-debug. */ - void MarkRegionDebug(VAddr vaddr, u64 size, bool debug); + void MarkRegionDebug(Common::ProcessAddress vaddr, u64 size, bool debug); private: Core::System& system; |