diff options
Diffstat (limited to 'src/core/hle')
-rw-r--r-- | src/core/hle/kernel/code_set.cpp | 12 | ||||
-rw-r--r-- | src/core/hle/kernel/code_set.h | 90 | ||||
-rw-r--r-- | src/core/hle/kernel/process.cpp | 4 | ||||
-rw-r--r-- | src/core/hle/kernel/process.h | 43 |
4 files changed, 105 insertions, 44 deletions
diff --git a/src/core/hle/kernel/code_set.cpp b/src/core/hle/kernel/code_set.cpp new file mode 100644 index 000000000..1f434e9af --- /dev/null +++ b/src/core/hle/kernel/code_set.cpp @@ -0,0 +1,12 @@ +// Copyright 2019 yuzu emulator team +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "core/hle/kernel/code_set.h" + +namespace Kernel { + +CodeSet::CodeSet() = default; +CodeSet::~CodeSet() = default; + +} // namespace Kernel diff --git a/src/core/hle/kernel/code_set.h b/src/core/hle/kernel/code_set.h new file mode 100644 index 000000000..834fd23d2 --- /dev/null +++ b/src/core/hle/kernel/code_set.h @@ -0,0 +1,90 @@ +// Copyright 2019 yuzu emulator team +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <cstddef> +#include <memory> +#include <vector> + +#include "common/common_types.h" + +namespace Kernel { + +/** + * Represents executable data that may be loaded into a kernel process. + * + * A code set consists of three basic segments: + * - A code (AKA text) segment, + * - A read-only data segment (rodata) + * - A data segment + * + * The code segment is the portion of the object file that contains + * executable instructions. + * + * The read-only data segment in the portion of the object file that + * contains (as one would expect) read-only data, such as fixed constant + * values and data structures. + * + * The data segment is similar to the read-only data segment -- it contains + * variables and data structures that have predefined values, however, + * entities within this segment can be modified. + */ +struct CodeSet final { + /// A single segment within a code set. + struct Segment final { + /// The byte offset that this segment is located at. + std::size_t offset = 0; + + /// The address to map this segment to. + VAddr addr = 0; + + /// The size of this segment in bytes. + u32 size = 0; + }; + + explicit CodeSet(); + ~CodeSet(); + + CodeSet(const CodeSet&) = delete; + CodeSet& operator=(const CodeSet&) = delete; + + CodeSet(CodeSet&&) = default; + CodeSet& operator=(CodeSet&&) = default; + + Segment& CodeSegment() { + return segments[0]; + } + + const Segment& CodeSegment() const { + return segments[0]; + } + + Segment& RODataSegment() { + return segments[1]; + } + + const Segment& RODataSegment() const { + return segments[1]; + } + + Segment& DataSegment() { + return segments[2]; + } + + const Segment& DataSegment() const { + return segments[2]; + } + + /// The overall data that backs this code set. + std::shared_ptr<std::vector<u8>> memory; + + /// The segments that comprise this code set. + std::array<Segment, 3> segments; + + /// The entry point address for this code set. + VAddr entrypoint = 0; +}; + +} // namespace Kernel diff --git a/src/core/hle/kernel/process.cpp b/src/core/hle/kernel/process.cpp index 65c51003d..53b227c96 100644 --- a/src/core/hle/kernel/process.cpp +++ b/src/core/hle/kernel/process.cpp @@ -9,6 +9,7 @@ #include "common/logging/log.h" #include "core/core.h" #include "core/file_sys/program_metadata.h" +#include "core/hle/kernel/code_set.h" #include "core/hle/kernel/errors.h" #include "core/hle/kernel/kernel.h" #include "core/hle/kernel/process.h" @@ -50,9 +51,6 @@ void SetupMainThread(Process& owner_process, KernelCore& kernel, VAddr entry_poi } } // Anonymous namespace -CodeSet::CodeSet() = default; -CodeSet::~CodeSet() = default; - SharedPtr<Process> Process::Create(Core::System& system, std::string&& name) { auto& kernel = system.Kernel(); diff --git a/src/core/hle/kernel/process.h b/src/core/hle/kernel/process.h index 47ffd4ad3..3ae7c922c 100644 --- a/src/core/hle/kernel/process.h +++ b/src/core/hle/kernel/process.h @@ -7,7 +7,6 @@ #include <array> #include <bitset> #include <cstddef> -#include <memory> #include <string> #include <vector> #include <boost/container/static_vector.hpp> @@ -33,6 +32,8 @@ class KernelCore; class ResourceLimit; class Thread; +struct CodeSet; + struct AddressMapping { // Address and size must be page-aligned VAddr address; @@ -65,46 +66,6 @@ enum class ProcessStatus { DebugBreak, }; -struct CodeSet final { - struct Segment { - std::size_t offset = 0; - VAddr addr = 0; - u32 size = 0; - }; - - explicit CodeSet(); - ~CodeSet(); - - Segment& CodeSegment() { - return segments[0]; - } - - const Segment& CodeSegment() const { - return segments[0]; - } - - Segment& RODataSegment() { - return segments[1]; - } - - const Segment& RODataSegment() const { - return segments[1]; - } - - Segment& DataSegment() { - return segments[2]; - } - - const Segment& DataSegment() const { - return segments[2]; - } - - std::shared_ptr<std::vector<u8>> memory; - - std::array<Segment, 3> segments; - VAddr entrypoint = 0; -}; - class Process final : public WaitObject { public: enum : u64 { |