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code: Cleanup and warning fixes from the Vulkan PR (#6163)

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Co-authored-by: emufan4568 <geoster3d@gmail.com>
Co-authored-by: Kyle Kienapfel <Docteh@users.noreply.github.com>
This commit is contained in:
Tobias 2022-11-04 23:32:57 +01:00 • committed by GitHub
parent aa84022704
commit 1ddea27ac8
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72 changed files with 895 additions and 626 deletions
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258
src/core/memory.h
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@ -3,12 +3,9 @@
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <cstddef>
#include <memory>
#include <string>
#include <vector>
#include <boost/serialization/array.hpp>
#include <boost/serialization/vector.hpp>
#include "common/common_types.h"
@ -27,17 +24,14 @@ class DspInterface;
namespace Memory {
// Are defined in a system header
#undef PAGE_SIZE
#undef PAGE_MASK
/**
* Page size used by the ARM architecture. This is the smallest granularity with which memory can
* be mapped.
*/
const u32 PAGE_SIZE = 0x1000;
const u32 PAGE_MASK = PAGE_SIZE - 1;
const int PAGE_BITS = 12;
const std::size_t PAGE_TABLE_NUM_ENTRIES = 1 << (32 - PAGE_BITS);
constexpr u32 CITRA_PAGE_SIZE = 0x1000;
constexpr u32 CITRA_PAGE_MASK = CITRA_PAGE_SIZE - 1;
constexpr int CITRA_PAGE_BITS = 12;
constexpr std::size_t PAGE_TABLE_NUM_ENTRIES = 1 << (32 - CITRA_PAGE_BITS);
enum class PageType {
/// Page is unmapped and should cause an access error.
@ -106,11 +100,10 @@ struct PageTable {
private:
std::array<u8*, PAGE_TABLE_NUM_ENTRIES> raw;
std::array<MemoryRef, PAGE_TABLE_NUM_ENTRIES> refs;
friend struct PageTable;
};
Pointers pointers;
/**
@ -317,14 +310,108 @@ public:
void SetCurrentPageTable(std::shared_ptr<PageTable> page_table);
std::shared_ptr<PageTable> GetCurrentPageTable() const;
/**
* Gets a pointer to the given address.
*
* @param vaddr Virtual address to retrieve a pointer to.
*
* @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);
/**
* Gets a pointer to the given address.
*
* @param vaddr Virtual address to retrieve a pointer to.
*
* @returns The pointer to the given address, if the address is valid.
* If the address is not valid, nullptr will be returned.
*/
const u8* GetPointer(VAddr vaddr) const;
/**
* Reads an 8-bit unsigned value from the current process' address space
* at the given virtual address.
*
* @param addr The virtual address to read the 8-bit value from.
*
* @returns the read 8-bit unsigned value.
*/
u8 Read8(VAddr addr);
/**
* Reads a 16-bit unsigned value from the current process' address space
* at the given virtual address.
*
* @param addr The virtual address to read the 16-bit value from.
*
* @returns the read 16-bit unsigned value.
*/
u16 Read16(VAddr addr);
/**
* Reads a 32-bit unsigned value from the current process' address space
* at the given virtual address.
*
* @param addr The virtual address to read the 32-bit value from.
*
* @returns the read 32-bit unsigned value.
*/
u32 Read32(VAddr addr);
/**
* Reads a 64-bit unsigned value from the current process' address space
* at the given virtual address.
*
* @param addr The virtual address to read the 64-bit value from.
*
* @returns the read 64-bit value.
*/
u64 Read64(VAddr addr);
/**
* Writes an 8-bit unsigned integer to the given virtual address in
* the current process' address space.
*
* @param addr The virtual address to write the 8-bit unsigned integer to.
* @param data The 8-bit unsigned integer to write to the given virtual address.
*
* @post The memory at the given virtual address contains the specified data value.
*/
void Write8(VAddr addr, u8 data);
/**
* Writes a 16-bit unsigned integer to the given virtual address in
* the current process' address space.
*
* @param addr The virtual address to write the 16-bit unsigned integer to.
* @param data The 16-bit unsigned integer to write to the given virtual address.
*
* @post The memory range [addr, sizeof(data)) contains the given data value.
*/
void Write16(VAddr addr, u16 data);
/**
* Writes a 32-bit unsigned integer to the given virtual address in
* the current process' address space.
*
* @param addr The virtual address to write the 32-bit unsigned integer to.
* @param data The 32-bit unsigned integer to write to the given virtual address.
*
* @post The memory range [addr, sizeof(data)) contains the given data value.
*/
void Write32(VAddr addr, u32 data);
/**
* Writes a 64-bit unsigned integer to the given virtual address in
* the current process' address space.
*
* @param addr The virtual address to write the 64-bit unsigned integer to.
* @param data The 64-bit unsigned integer to write to the given virtual address.
*
* @post The memory range [addr, sizeof(data)) contains the given data value.
*/
void Write64(VAddr addr, u64 data);
/**
@ -344,29 +431,155 @@ public:
bool WriteExclusive32(const VAddr addr, const u32 data, const u32 expected);
bool WriteExclusive64(const VAddr addr, const u64 data, const u64 expected);
/**
* Reads a null-terminated string from the given virtual address.
* This function will continually read characters until either:
*
* - A null character ('\0') is reached.
* - max_length characters have been read.
*
* @note The final null-terminating character (if found) is not included
* in the returned string.
*
* @param vaddr The address to begin reading the string from.
* @param max_length The maximum length of the string to read in characters.
*
* @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::Process& process, VAddr src_addr, void* dest_buffer,
std::size_t size);
/**
* Reads a contiguous block of bytes from the current process' address space.
*
* @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
* current process' address space.
*/
void ReadBlock(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::Process& process, VAddr dest_addr, const void* src_buffer,
std::size_t size);
/**
* Writes a range of bytes into a given process' address space at the specified
* virtual address.
*
* @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(VAddr dest_addr, const void* src_buffer, 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::Process& process, VAddr dest_addr, const 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.
*
* @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::Process& process, VAddr dest_addr, VAddr src_addr,
std::size_t size);
void CopyBlock(const Kernel::Process& dest_process, const Kernel::Process& src_process,
VAddr dest_addr, VAddr src_addr, std::size_t size);
std::string ReadCString(VAddr vaddr, std::size_t max_length);
/**
* Marks each page within the specified address range as cached or uncached.
*
* @param vaddr The virtual address indicating the start of the address range.
* @param size The size of the address range in bytes.
* @param cached Whether or not any pages within the address range should be
* marked as cached or uncached.
*/
void RasterizerMarkRegionCached(PAddr start, u32 size, bool cached);
/// Gets a pointer to the memory region beginning at the specified physical address.
u8* GetPhysicalPointer(PAddr address);
/// Gets a pointer to the memory region beginning at the specified physical address.
const u8* GetPhysicalPointer(PAddr address) const;
/// Returns a reference to the memory region beginning at the specified physical address
MemoryRef GetPhysicalRef(PAddr address) const;
u8* GetPointer(VAddr vaddr);
const u8* GetPointer(VAddr vaddr) const;
/// Determines if the given VAddr is valid for the specified process.
bool IsValidVirtualAddress(const Kernel::Process& process, VAddr vaddr);
/// Returns true if the address refers to a valid memory region
bool IsValidPhysicalAddress(PAddr paddr) const;
/// Gets offset in FCRAM from a pointer inside FCRAM range
@ -381,11 +594,6 @@ public:
/// Gets a serializable ref to FCRAM with the given offset
MemoryRef GetFCRAMRef(std::size_t offset) const;
/**
* Mark each page touching the region as cached.
*/
void RasterizerMarkRegionCached(PAddr start, u32 size, bool cached);
/// Registers page table for rasterizer cache marking
void RegisterPageTable(std::shared_ptr<PageTable> page_table);
@ -415,7 +623,6 @@ private:
void MapPages(PageTable& page_table, u32 base, u32 size, MemoryRef memory, PageType type);
class Impl;
std::unique_ptr<Impl> impl;
friend class boost::serialization::access;
@ -427,9 +634,6 @@ public:
class BackingMemImpl;
};
/// Determines if the given VAddr is valid for the specified process.
bool IsValidVirtualAddress(const Kernel::Process& process, VAddr vaddr);
} // namespace Memory
BOOST_CLASS_EXPORT_KEY(Memory::MemorySystem::BackingMemImpl<Memory::Region::FCRAM>)