Changed u8* to MemoryRef
This commit is contained in:
Hamish Milne
zhupengfei
parent
cf985631e0
commit
65d96bf6c1
24 changed files with 486 additions and 177 deletions
11
TODO
11
TODO
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@ -4,6 +4,7 @@
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✔ CPU @done(19-08-13 15:41)
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✔ Memory @done(19-08-13 15:41)
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☐ Page tables
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Need to change uses to shared_ptr
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✔ Skip N3DS RAM if unused @done(20-01-03 23:26)
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✔ DSP @done(19-12-28 16:57)
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Memory only
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@ -44,6 +45,7 @@
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Doesn't need to be serialized here
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✔ Replace SERIALIZE_AS_POD with BOOST_IS_BITWISE_SERIALIZABLE @started(20-01-03 13:47) @done(20-01-03 13:58) @lasted(11m22s)
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☐ Review constructor/initialization code
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☐ Review core timing events
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✔ Fix CI @done(19-12-31 21:32)
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✔ HW @done(19-08-13 15:41)
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✔ GPU regs @done(19-08-13 15:41)
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@ -60,7 +62,7 @@
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✔ Address arbiter @done(19-08-13 16:40)
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✔ Client port @done(19-08-13 16:40)
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✔ Client session @done(19-08-13 16:40)
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✔ Config mem @done(19-08-13 16:40)
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✔ Config mem @done(20-01-04 21:09)
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✔ Event @done(19-12-22 18:44)
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✔ Handle table @done(19-08-13 16:42)
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✔ HLE IPC @done(19-12-23 00:36)
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@ -80,16 +82,15 @@
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This is needed because IPC can take as long as it takes
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Changed the unique_ptr<u8[]> to vector<u8>
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✔ Session @done(19-08-13 16:44)
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☐ Shared memory @started(19-12-22 21:20)
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✔ Shared memory @started(19-12-22 21:20) @done(20-01-04 21:09) @lasted(1w5d23h49m26s)
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Need to figure out backing memory (a u8*)
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✘ Shared page @started(19-08-13 16:44) @cancelled(19-12-22 11:19)
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Not needed right now as shared_page is read-only and derived from other data
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✔ Shared page @done(20-01-04 21:09)
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✔ SVC @done(19-12-22 21:32)
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Nothing to do - all data is constant
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☐ Thread @started(19-08-13 16:45)
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This requires refactoring wakeup_callback to be an object ref
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✔ Timer @done(19-08-13 16:45)
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☐ VM Manager @started(19-08-13 16:46)
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✔ VM Manager @started(19-08-13 16:46) @done(20-01-04 21:09) @lasted(20w4d5h23m42s)
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Just need to figure out backing_mem (a u8*)
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✔ Wait object @done(19-08-13 16:46)
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☐ Service @started(19-12-23 12:49)
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@ -80,6 +80,8 @@ add_library(common STATIC
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logging/text_formatter.cpp
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logging/text_formatter.h
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math_util.h
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memory_ref.h
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memory_ref.cpp
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microprofile.cpp
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microprofile.h
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microprofileui.h
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@ -127,7 +129,7 @@ endif()
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create_target_directory_groups(common)
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target_link_libraries(common PUBLIC fmt microprofile)
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target_link_libraries(common PUBLIC fmt microprofile Boost::boost Boost::serialization)
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target_link_libraries(common PRIVATE libzstd_static)
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if (ARCHITECTURE_x86_64)
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target_link_libraries(common PRIVATE xbyak)
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4
src/common/memory_ref.cpp
Normal file
4
src/common/memory_ref.cpp
Normal file
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@ -0,0 +1,4 @@
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#include "common/archives.h"
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#include "common/memory_ref.h"
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SERIALIZE_EXPORT_IMPL(BufferMem)
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112
src/common/memory_ref.h
Normal file
112
src/common/memory_ref.h
Normal file
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@ -0,0 +1,112 @@
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#pragma once
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#include <memory>
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#include <vector>
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#include <boost/serialization/export.hpp>
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#include <boost/serialization/shared_ptr.hpp>
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#include <boost/serialization/vector.hpp>
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#include "common/assert.h"
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#include "common/common_types.h"
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/// Abstract host-side memory - for example a static buffer, or local vector
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class BackingMem {
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public:
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virtual ~BackingMem() = default;
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virtual u8* GetPtr() = 0;
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virtual u32 GetSize() const = 0;
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};
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/// Backing memory implemented by a local buffer
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class BufferMem : public BackingMem {
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public:
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BufferMem() = default;
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BufferMem(u32 size) : data(std::vector<u8>(size)) {}
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virtual u8* GetPtr() {
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return data.data();
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}
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virtual u32 GetSize() const {
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return static_cast<u32>(data.size());
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}
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std::vector<u8>& Vector() {
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return data;
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}
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private:
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std::vector<u8> data;
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template <class Archive>
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void serialize(Archive& ar, const unsigned int) {
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ar& data;
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}
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friend class boost::serialization::access;
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};
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BOOST_CLASS_EXPORT_KEY(BufferMem);
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/// A managed reference to host-side memory. Fast enough to be used everywhere instead of u8*
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/// Supports serialization.
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class MemoryRef {
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public:
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MemoryRef() = default;
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MemoryRef(std::nullptr_t) {}
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MemoryRef(std::shared_ptr<BackingMem> backing_mem_)
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: backing_mem(std::move(backing_mem_)), offset(0) {
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Init();
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}
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MemoryRef(std::shared_ptr<BackingMem> backing_mem_, u32 offset_)
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: backing_mem(std::move(backing_mem_)), offset(offset_) {
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ASSERT(offset < backing_mem->GetSize());
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Init();
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}
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inline operator u8*() {
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return cptr;
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}
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inline u8* GetPtr() {
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return cptr;
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}
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inline operator bool() const {
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return cptr != nullptr;
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}
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inline const u8* GetPtr() const {
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return cptr;
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}
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inline u32 GetSize() const {
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return csize;
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}
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inline void operator+=(u32 offset_by) {
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ASSERT(offset_by < csize);
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offset += offset_by;
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Init();
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}
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inline MemoryRef operator+(u32 offset_by) const {
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ASSERT(offset_by < csize);
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return MemoryRef(backing_mem, offset + offset_by);
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}
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inline u8* operator+(std::size_t offset_by) const {
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ASSERT(offset_by < csize);
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return cptr + offset_by;
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}
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private:
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std::shared_ptr<BackingMem> backing_mem;
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u32 offset;
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// Cached values for speed
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u8* cptr;
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u32 csize;
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void Init() {
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cptr = backing_mem->GetPtr() + offset;
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csize = static_cast<u32>(backing_mem->GetSize() - offset);
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}
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template <class Archive>
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void serialize(Archive& ar, const unsigned int) {
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ar& backing_mem;
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ar& offset;
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Init();
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}
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friend class boost::serialization::access;
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};
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@ -298,7 +298,7 @@ void ARM_Dynarmic::PageTableChanged() {
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std::unique_ptr<Dynarmic::A32::Jit> ARM_Dynarmic::MakeJit() {
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Dynarmic::A32::UserConfig config;
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config.callbacks = cb.get();
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config.page_table = ¤t_page_table->pointers;
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config.page_table = ¤t_page_table->GetPointerArray();
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config.coprocessors[15] = std::make_shared<DynarmicCP15>(interpreter_state);
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config.define_unpredictable_behaviour = true;
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return std::make_unique<Dynarmic::A32::Jit>(config);
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@ -12,6 +12,7 @@
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#include <boost/serialization/binary_object.hpp>
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#include "common/common_funcs.h"
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#include "common/common_types.h"
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#include "common/memory_ref.h"
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#include "common/swap.h"
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#include "core/memory.h"
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@ -50,11 +51,19 @@ struct ConfigMemDef {
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static_assert(sizeof(ConfigMemDef) == Memory::CONFIG_MEMORY_SIZE,
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"Config Memory structure size is wrong");
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class Handler {
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class Handler : public BackingMem {
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public:
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Handler();
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ConfigMemDef& GetConfigMem();
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virtual u8* GetPtr() {
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return static_cast<u8*>(static_cast<void*>(&config_mem));
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}
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virtual u32 GetSize() const {
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return sizeof(config_mem);
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}
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private:
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ConfigMemDef config_mem;
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@ -4,6 +4,7 @@
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#include <algorithm>
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#include "common/alignment.h"
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#include "common/memory_ref.h"
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#include "core/core.h"
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#include "core/hle/ipc.h"
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#include "core/hle/kernel/handle_table.h"
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@ -193,28 +194,29 @@ ResultCode TranslateCommandBuffer(Kernel::KernelSystem& kernel, Memory::MemorySy
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// TODO(Subv): Perform permission checks.
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// Reserve a page of memory before the mapped buffer
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auto reserve_buffer = std::vector<u8>(Memory::PAGE_SIZE);
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std::shared_ptr<BackingMem> reserve_buffer =
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std::make_shared<BufferMem>(Memory::PAGE_SIZE);
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dst_process->vm_manager.MapBackingMemoryToBase(
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Memory::IPC_MAPPING_VADDR, Memory::IPC_MAPPING_SIZE, reserve_buffer.data(),
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Memory::IPC_MAPPING_VADDR, Memory::IPC_MAPPING_SIZE, reserve_buffer,
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Memory::PAGE_SIZE, Kernel::MemoryState::Reserved);
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auto buffer = std::vector<u8>(num_pages * Memory::PAGE_SIZE);
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memory.ReadBlock(*src_process, source_address, buffer.data() + page_offset, size);
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std::shared_ptr<BackingMem> buffer =
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std::make_shared<BufferMem>(num_pages * Memory::PAGE_SIZE);
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memory.ReadBlock(*src_process, source_address, buffer->GetPtr() + page_offset, size);
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// Map the page(s) into the target process' address space.
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target_address =
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dst_process->vm_manager
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.MapBackingMemoryToBase(Memory::IPC_MAPPING_VADDR, Memory::IPC_MAPPING_SIZE,
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buffer.data(), num_pages * Memory::PAGE_SIZE,
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Kernel::MemoryState::Shared)
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buffer, buffer->GetSize(), Kernel::MemoryState::Shared)
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.Unwrap();
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cmd_buf[i++] = target_address + page_offset;
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// Reserve a page of memory after the mapped buffer
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dst_process->vm_manager.MapBackingMemoryToBase(
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Memory::IPC_MAPPING_VADDR, Memory::IPC_MAPPING_SIZE, reserve_buffer.data(),
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Memory::PAGE_SIZE, Kernel::MemoryState::Reserved);
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Memory::IPC_MAPPING_VADDR, Memory::IPC_MAPPING_SIZE, reserve_buffer,
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reserve_buffer->GetSize(), Kernel::MemoryState::Reserved);
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mapped_buffer_context.push_back({permissions, size, source_address,
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target_address + page_offset, std::move(buffer),
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@ -6,7 +6,7 @@
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#include <memory>
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#include <vector>
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#include <boost/serialization/vector.hpp>
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#include <boost/serialization/shared_ptr.hpp>
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#include "common/common_types.h"
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#include "core/hle/ipc.h"
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#include "core/hle/kernel/thread.h"
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@ -25,8 +25,8 @@ struct MappedBufferContext {
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VAddr source_address;
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VAddr target_address;
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std::vector<u8> buffer;
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std::vector<u8> reserve_buffer;
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std::shared_ptr<BackingMem> buffer;
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std::shared_ptr<BackingMem> reserve_buffer;
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private:
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template <class Archive>
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@ -116,8 +116,8 @@ void KernelSystem::serialize(Archive& ar, const unsigned int file_version) {
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ar& process_list;
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ar& current_process;
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ar&* thread_manager.get();
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ar&* config_mem_handler.get();
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// Shared page data is read-only at the moment, so doesn't need serializing
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ar& config_mem_handler;
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ar& shared_page_handler;
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// Deliberately don't include debugger info to allow debugging through loads
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}
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@ -282,8 +282,8 @@ private:
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std::unique_ptr<ThreadManager> thread_manager;
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std::unique_ptr<ConfigMem::Handler> config_mem_handler;
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std::unique_ptr<SharedPage::Handler> shared_page_handler;
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std::shared_ptr<ConfigMem::Handler> config_mem_handler;
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std::shared_ptr<SharedPage::Handler> shared_page_handler;
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std::unique_ptr<IPCDebugger::Recorder> ipc_recorder;
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@ -57,7 +57,7 @@ void KernelSystem::MemoryInit(u32 mem_type) {
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// We must've allocated the entire FCRAM by the end
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ASSERT(base == Memory::FCRAM_SIZE);
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config_mem_handler = std::make_unique<ConfigMem::Handler>();
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config_mem_handler = std::make_shared<ConfigMem::Handler>();
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auto& config_mem = config_mem_handler->GetConfigMem();
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config_mem.app_mem_type = mem_type;
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// app_mem_malloc does not always match the configured size for memory_region[0]: in case the
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@ -66,7 +66,7 @@ void KernelSystem::MemoryInit(u32 mem_type) {
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config_mem.sys_mem_alloc = memory_regions[1].size;
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config_mem.base_mem_alloc = memory_regions[2].size;
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shared_page_handler = std::make_unique<SharedPage::Handler>(timing);
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shared_page_handler = std::make_shared<SharedPage::Handler>(timing);
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}
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MemoryRegionInfo* KernelSystem::GetMemoryRegion(MemoryRegion region) {
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@ -127,7 +127,7 @@ void KernelSystem::HandleSpecialMapping(VMManager& address_space, const AddressM
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return;
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}
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u8* target_pointer = memory.GetPhysicalPointer(area->paddr_base + offset_into_region);
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auto target_pointer = memory.GetPhysicalRef(area->paddr_base + offset_into_region);
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// TODO(yuriks): This flag seems to have some other effect, but it's unknown what
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MemoryState memory_state = mapping.unk_flag ? MemoryState::Static : MemoryState::IO;
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@ -140,20 +140,16 @@ void KernelSystem::HandleSpecialMapping(VMManager& address_space, const AddressM
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}
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void KernelSystem::MapSharedPages(VMManager& address_space) {
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auto cfg_mem_vma =
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address_space
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.MapBackingMemory(Memory::CONFIG_MEMORY_VADDR,
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reinterpret_cast<u8*>(&config_mem_handler->GetConfigMem()),
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Memory::CONFIG_MEMORY_SIZE, MemoryState::Shared)
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.Unwrap();
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auto cfg_mem_vma = address_space
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.MapBackingMemory(Memory::CONFIG_MEMORY_VADDR, {config_mem_handler},
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Memory::CONFIG_MEMORY_SIZE, MemoryState::Shared)
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.Unwrap();
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address_space.Reprotect(cfg_mem_vma, VMAPermission::Read);
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auto shared_page_vma =
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address_space
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.MapBackingMemory(Memory::SHARED_PAGE_VADDR,
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reinterpret_cast<u8*>(&shared_page_handler->GetSharedPage()),
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Memory::SHARED_PAGE_SIZE, MemoryState::Shared)
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.Unwrap();
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auto shared_page_vma = address_space
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.MapBackingMemory(Memory::SHARED_PAGE_VADDR, {shared_page_handler},
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Memory::SHARED_PAGE_SIZE, MemoryState::Shared)
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.Unwrap();
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address_space.Reprotect(shared_page_vma, VMAPermission::Read);
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}
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@ -223,7 +223,7 @@ ResultVal<VAddr> Process::HeapAllocate(VAddr target, u32 size, VMAPermission per
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std::fill(kernel.memory.GetFCRAMPointer(interval.lower()),
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kernel.memory.GetFCRAMPointer(interval.upper()), 0);
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auto vma = vm_manager.MapBackingMemory(interval_target,
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kernel.memory.GetFCRAMPointer(interval.lower()),
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kernel.memory.GetFCRAMRef(interval.lower()),
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interval_size, memory_state);
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ASSERT(vma.Succeeded());
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vm_manager.Reprotect(vma.Unwrap(), perms);
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@ -251,7 +251,7 @@ ResultCode Process::HeapFree(VAddr target, u32 size) {
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// Free heaps block by block
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CASCADE_RESULT(auto backing_blocks, vm_manager.GetBackingBlocksForRange(target, size));
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for (const auto [backing_memory, block_size] : backing_blocks) {
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memory_region->Free(kernel.memory.GetFCRAMOffset(backing_memory), block_size);
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memory_region->Free(kernel.memory.GetFCRAMOffset(backing_memory.GetPtr()), block_size);
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}
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ResultCode result = vm_manager.UnmapRange(target, size);
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@ -295,9 +295,9 @@ ResultVal<VAddr> Process::LinearAllocate(VAddr target, u32 size, VMAPermission p
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}
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}
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u8* backing_memory = kernel.memory.GetFCRAMPointer(physical_offset);
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auto backing_memory = kernel.memory.GetFCRAMRef(physical_offset);
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std::fill(backing_memory, backing_memory + size, 0);
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std::fill(backing_memory.GetPtr(), backing_memory.GetPtr() + size, 0);
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auto vma = vm_manager.MapBackingMemory(target, backing_memory, size, MemoryState::Continuous);
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ASSERT(vma.Succeeded());
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vm_manager.Reprotect(vma.Unwrap(), perms);
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@ -48,7 +48,7 @@ ResultVal<std::shared_ptr<SharedMemory>> KernelSystem::CreateSharedMemory(
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ASSERT_MSG(offset, "Not enough space in region to allocate shared memory!");
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std::fill(memory.GetFCRAMPointer(*offset), memory.GetFCRAMPointer(*offset + size), 0);
|
||||
shared_memory->backing_blocks = {{memory.GetFCRAMPointer(*offset), size}};
|
||||
shared_memory->backing_blocks = {{memory.GetFCRAMRef(*offset), size}};
|
||||
shared_memory->holding_memory += MemoryRegionInfo::Interval(*offset, *offset + size);
|
||||
shared_memory->linear_heap_phys_offset = *offset;
|
||||
|
||||
|
|
@ -90,7 +90,7 @@ std::shared_ptr<SharedMemory> KernelSystem::CreateSharedMemoryForApplet(
|
|||
shared_memory->other_permissions = other_permissions;
|
||||
for (const auto& interval : backing_blocks) {
|
||||
shared_memory->backing_blocks.push_back(
|
||||
{memory.GetFCRAMPointer(interval.lower()), interval.upper() - interval.lower()});
|
||||
{memory.GetFCRAMRef(interval.lower()), interval.upper() - interval.lower()});
|
||||
std::fill(memory.GetFCRAMPointer(interval.lower()),
|
||||
memory.GetFCRAMPointer(interval.upper()), 0);
|
||||
}
|
||||
|
|
|
|||
|
|
@ -8,6 +8,7 @@
|
|||
#include <utility>
|
||||
#include <boost/serialization/export.hpp>
|
||||
#include "common/common_types.h"
|
||||
#include "common/memory_ref.h"
|
||||
#include "core/hle/kernel/object.h"
|
||||
#include "core/hle/kernel/process.h"
|
||||
#include "core/hle/result.h"
|
||||
|
|
@ -87,7 +88,7 @@ private:
|
|||
/// during creation.
|
||||
PAddr linear_heap_phys_offset = 0;
|
||||
/// Backing memory for this shared memory block.
|
||||
std::vector<std::pair<u8*, u32>> backing_blocks;
|
||||
std::vector<std::pair<MemoryRef, u32>> backing_blocks;
|
||||
/// Size of the memory block. Page-aligned.
|
||||
u32 size = 0;
|
||||
/// Permission restrictions applied to the process which created the block.
|
||||
|
|
@ -109,7 +110,7 @@ private:
|
|||
template <class Archive>
|
||||
void serialize(Archive& ar, const unsigned int file_version) {
|
||||
ar& linear_heap_phys_offset;
|
||||
// TODO: backing blocks u8* (this is always FCRAM I think)
|
||||
ar& backing_blocks;
|
||||
ar& size;
|
||||
ar& permissions;
|
||||
ar& other_permissions;
|
||||
|
|
|
|||
|
|
@ -4,6 +4,7 @@
|
|||
|
||||
#include <chrono>
|
||||
#include <cstring>
|
||||
#include "common/archives.h"
|
||||
#include "core/core.h"
|
||||
#include "core/core_timing.h"
|
||||
#include "core/hle/kernel/shared_page.h"
|
||||
|
|
@ -13,6 +14,17 @@
|
|||
|
||||
////////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
namespace boost::serialization {
|
||||
|
||||
template <class Archive>
|
||||
void load_construct_data(Archive& ar, SharedPage::Handler* t, const unsigned int) {
|
||||
::new (t) SharedPage::Handler(Core::System::GetInstance().CoreTiming());
|
||||
}
|
||||
template void load_construct_data<iarchive>(iarchive& ar, SharedPage::Handler* t,
|
||||
const unsigned int);
|
||||
|
||||
} // namespace boost::serialization
|
||||
|
||||
namespace SharedPage {
|
||||
|
||||
static std::chrono::seconds GetInitTime() {
|
||||
|
|
|
|||
|
|
@ -17,6 +17,7 @@
|
|||
#include "common/bit_field.h"
|
||||
#include "common/common_funcs.h"
|
||||
#include "common/common_types.h"
|
||||
#include "common/memory_ref.h"
|
||||
#include "common/swap.h"
|
||||
#include "core/memory.h"
|
||||
|
||||
|
|
@ -83,7 +84,7 @@ struct SharedPageDef {
|
|||
static_assert(sizeof(SharedPageDef) == Memory::SHARED_PAGE_SIZE,
|
||||
"Shared page structure size is wrong");
|
||||
|
||||
class Handler {
|
||||
class Handler : public BackingMem {
|
||||
public:
|
||||
Handler(Core::Timing& timing);
|
||||
|
||||
|
|
@ -97,6 +98,14 @@ public:
|
|||
|
||||
SharedPageDef& GetSharedPage();
|
||||
|
||||
virtual u8* GetPtr() {
|
||||
return static_cast<u8*>(static_cast<void*>(&shared_page));
|
||||
}
|
||||
|
||||
virtual u32 GetSize() const {
|
||||
return sizeof(shared_page);
|
||||
}
|
||||
|
||||
private:
|
||||
u64 GetSystemTime() const;
|
||||
void UpdateTimeCallback(u64 userdata, int cycles_late);
|
||||
|
|
@ -105,6 +114,19 @@ private:
|
|||
std::chrono::seconds init_time;
|
||||
|
||||
SharedPageDef shared_page;
|
||||
|
||||
template <class Archive>
|
||||
void serialize(Archive& ar, const unsigned int) {
|
||||
ar& boost::serialization::make_binary_object(&shared_page, sizeof(shared_page));
|
||||
}
|
||||
friend class boost::serialization::access;
|
||||
};
|
||||
|
||||
} // namespace SharedPage
|
||||
|
||||
namespace boost::serialization {
|
||||
|
||||
template <class Archive>
|
||||
void load_construct_data(Archive& ar, SharedPage::Handler* t, const unsigned int);
|
||||
|
||||
} // namespace boost::serialization
|
||||
|
|
|
|||
|
|
@ -382,7 +382,7 @@ ResultVal<std::shared_ptr<Thread>> KernelSystem::CreateThread(std::string name,
|
|||
|
||||
// Map the page to the current process' address space.
|
||||
vm_manager.MapBackingMemory(Memory::TLS_AREA_VADDR + available_page * Memory::PAGE_SIZE,
|
||||
memory.GetFCRAMPointer(*offset), Memory::PAGE_SIZE,
|
||||
memory.GetFCRAMRef(*offset), Memory::PAGE_SIZE,
|
||||
MemoryState::Locked);
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -27,7 +27,8 @@ bool VirtualMemoryArea::CanBeMergedWith(const VirtualMemoryArea& next) const {
|
|||
type != next.type) {
|
||||
return false;
|
||||
}
|
||||
if (type == VMAType::BackingMemory && backing_memory + size != next.backing_memory) {
|
||||
if (type == VMAType::BackingMemory &&
|
||||
backing_memory.GetPtr() + size != next.backing_memory.GetPtr()) {
|
||||
return false;
|
||||
}
|
||||
if (type == VMAType::MMIO && paddr + size != next.paddr) {
|
||||
|
|
@ -50,8 +51,7 @@ void VMManager::Reset() {
|
|||
initial_vma.size = MAX_ADDRESS;
|
||||
vma_map.emplace(initial_vma.base, initial_vma);
|
||||
|
||||
page_table.pointers.fill(nullptr);
|
||||
page_table.attributes.fill(Memory::PageType::Unmapped);
|
||||
page_table.Clear();
|
||||
|
||||
UpdatePageTableForVMA(initial_vma);
|
||||
}
|
||||
|
|
@ -64,7 +64,7 @@ VMManager::VMAHandle VMManager::FindVMA(VAddr target) const {
|
|||
}
|
||||
}
|
||||
|
||||
ResultVal<VAddr> VMManager::MapBackingMemoryToBase(VAddr base, u32 region_size, u8* memory,
|
||||
ResultVal<VAddr> VMManager::MapBackingMemoryToBase(VAddr base, u32 region_size, MemoryRef memory,
|
||||
u32 size, MemoryState state) {
|
||||
|
||||
// Find the first Free VMA.
|
||||
|
|
@ -93,9 +93,9 @@ ResultVal<VAddr> VMManager::MapBackingMemoryToBase(VAddr base, u32 region_size,
|
|||
return MakeResult<VAddr>(target);
|
||||
}
|
||||
|
||||
ResultVal<VMManager::VMAHandle> VMManager::MapBackingMemory(VAddr target, u8* memory, u32 size,
|
||||
MemoryState state) {
|
||||
ASSERT(memory != nullptr);
|
||||
ResultVal<VMManager::VMAHandle> VMManager::MapBackingMemory(VAddr target, MemoryRef memory,
|
||||
u32 size, MemoryState state) {
|
||||
ASSERT(memory.GetPtr() != nullptr);
|
||||
|
||||
// This is the appropriately sized VMA that will turn into our allocation.
|
||||
CASCADE_RESULT(VMAIter vma_handle, CarveVMA(target, size));
|
||||
|
|
@ -359,9 +359,9 @@ void VMManager::UpdatePageTableForVMA(const VirtualMemoryArea& vma) {
|
|||
}
|
||||
}
|
||||
|
||||
ResultVal<std::vector<std::pair<u8*, u32>>> VMManager::GetBackingBlocksForRange(VAddr address,
|
||||
u32 size) {
|
||||
std::vector<std::pair<u8*, u32>> backing_blocks;
|
||||
ResultVal<std::vector<std::pair<MemoryRef, u32>>> VMManager::GetBackingBlocksForRange(VAddr address,
|
||||
u32 size) {
|
||||
std::vector<std::pair<MemoryRef, u32>> backing_blocks;
|
||||
VAddr interval_target = address;
|
||||
while (interval_target != address + size) {
|
||||
auto vma = FindVMA(interval_target);
|
||||
|
|
@ -372,7 +372,7 @@ ResultVal<std::vector<std::pair<u8*, u32>>> VMManager::GetBackingBlocksForRange(
|
|||
|
||||
VAddr interval_end = std::min(address + size, vma->second.base + vma->second.size);
|
||||
u32 interval_size = interval_end - interval_target;
|
||||
u8* backing_memory = vma->second.backing_memory + (interval_target - vma->second.base);
|
||||
auto backing_memory = vma->second.backing_memory + (interval_target - vma->second.base);
|
||||
backing_blocks.push_back({backing_memory, interval_size});
|
||||
|
||||
interval_target += interval_size;
|
||||
|
|
|
|||
|
|
@ -11,6 +11,7 @@
|
|||
#include <boost/serialization/map.hpp>
|
||||
#include <boost/serialization/split_member.hpp>
|
||||
#include "common/common_types.h"
|
||||
#include "common/memory_ref.h"
|
||||
#include "core/hle/result.h"
|
||||
#include "core/memory.h"
|
||||
#include "core/mmio.h"
|
||||
|
|
@ -73,7 +74,7 @@ struct VirtualMemoryArea {
|
|||
|
||||
// Settings for type = BackingMemory
|
||||
/// Pointer backing this VMA. It will not be destroyed or freed when the VMA is removed.
|
||||
u8* backing_memory = nullptr;
|
||||
MemoryRef backing_memory{};
|
||||
|
||||
// Settings for type = MMIO
|
||||
/// Physical address of the register area this VMA maps to.
|
||||
|
|
@ -92,8 +93,7 @@ private:
|
|||
ar& type;
|
||||
ar& permissions;
|
||||
ar& meminfo_state;
|
||||
// TODO: backing memory ref
|
||||
// backing memory can be: Physical/FCRAM pointer, config mem, shared page
|
||||
ar& backing_memory;
|
||||
ar& paddr;
|
||||
ar& mmio_handler;
|
||||
}
|
||||
|
|
@ -151,7 +151,7 @@ public:
|
|||
* @param state MemoryState tag to attach to the VMA.
|
||||
* @returns The address at which the memory was mapped.
|
||||
*/
|
||||
ResultVal<VAddr> MapBackingMemoryToBase(VAddr base, u32 region_size, u8* memory, u32 size,
|
||||
ResultVal<VAddr> MapBackingMemoryToBase(VAddr base, u32 region_size, MemoryRef memory, u32 size,
|
||||
MemoryState state);
|
||||
/**
|
||||
* Maps an unmanaged host memory pointer at a given address.
|
||||
|
|
@ -161,7 +161,8 @@ public:
|
|||
* @param size Size of the mapping.
|
||||
* @param state MemoryState tag to attach to the VMA.
|
||||
*/
|
||||
ResultVal<VMAHandle> MapBackingMemory(VAddr target, u8* memory, u32 size, MemoryState state);
|
||||
ResultVal<VMAHandle> MapBackingMemory(VAddr target, MemoryRef memory, u32 size,
|
||||
MemoryState state);
|
||||
|
||||
/**
|
||||
* Maps a memory-mapped IO region at a given address.
|
||||
|
|
@ -203,38 +204,14 @@ public:
|
|||
void LogLayout(Log::Level log_level) const;
|
||||
|
||||
/// Gets a list of backing memory blocks for the specified range
|
||||
ResultVal<std::vector<std::pair<u8*, u32>>> GetBackingBlocksForRange(VAddr address, u32 size);
|
||||
ResultVal<std::vector<std::pair<MemoryRef, u32>>> GetBackingBlocksForRange(VAddr address,
|
||||
u32 size);
|
||||
|
||||
/// Each VMManager has its own page table, which is set as the main one when the owning process
|
||||
/// is scheduled.
|
||||
Memory::PageTable page_table;
|
||||
|
||||
private:
|
||||
friend class boost::serialization::access;
|
||||
template <class Archive>
|
||||
void save(Archive& ar, const unsigned int file_version) const {
|
||||
ar& vma_map;
|
||||
for (int i = 0; i < page_table.pointers.size(); i++) {
|
||||
ar << memory.GetFCRAMOffset(page_table.pointers[i]);
|
||||
}
|
||||
ar& page_table.special_regions;
|
||||
ar& page_table.attributes;
|
||||
}
|
||||
|
||||
template <class Archive>
|
||||
void load(Archive& ar, const unsigned int file_version) {
|
||||
ar& vma_map;
|
||||
for (int i = 0; i < page_table.pointers.size(); i++) {
|
||||
u32 offset{};
|
||||
ar >> offset;
|
||||
page_table.pointers[i] = memory.GetFCRAMPointer(offset);
|
||||
}
|
||||
ar& page_table.special_regions;
|
||||
ar& page_table.attributes;
|
||||
}
|
||||
|
||||
BOOST_SERIALIZATION_SPLIT_MEMBER()
|
||||
|
||||
using VMAIter = decltype(vma_map)::iterator;
|
||||
|
||||
/// Converts a VMAHandle to a mutable VMAIter.
|
||||
|
|
@ -271,5 +248,12 @@ private:
|
|||
void UpdatePageTableForVMA(const VirtualMemoryArea& vma);
|
||||
|
||||
Memory::MemorySystem& memory;
|
||||
|
||||
template <class Archive>
|
||||
void serialize(Archive& ar, const unsigned int) {
|
||||
ar& vma_map;
|
||||
ar& page_table;
|
||||
}
|
||||
friend class boost::serialization::access;
|
||||
};
|
||||
} // namespace Kernel
|
||||
|
|
|
|||
|
|
@ -14,6 +14,7 @@
|
|||
#include "common/swap.h"
|
||||
#include "core/arm/arm_interface.h"
|
||||
#include "core/core.h"
|
||||
#include "core/global.h"
|
||||
#include "core/hle/kernel/memory.h"
|
||||
#include "core/hle/kernel/process.h"
|
||||
#include "core/hle/lock.h"
|
||||
|
|
@ -22,8 +23,19 @@
|
|||
#include "video_core/renderer_base.h"
|
||||
#include "video_core/video_core.h"
|
||||
|
||||
SERIALIZE_EXPORT_IMPL(Memory::MemorySystem::BackingMemImpl<Memory::Region::FCRAM>)
|
||||
SERIALIZE_EXPORT_IMPL(Memory::MemorySystem::BackingMemImpl<Memory::Region::VRAM>)
|
||||
SERIALIZE_EXPORT_IMPL(Memory::MemorySystem::BackingMemImpl<Memory::Region::DSP>)
|
||||
SERIALIZE_EXPORT_IMPL(Memory::MemorySystem::BackingMemImpl<Memory::Region::N3DS>)
|
||||
|
||||
namespace Memory {
|
||||
|
||||
void PageTable::Clear() {
|
||||
pointers.raw.fill(nullptr);
|
||||
pointers.refs.fill(MemoryRef());
|
||||
attributes.fill(PageType::Unmapped);
|
||||
}
|
||||
|
||||
class RasterizerCacheMarker {
|
||||
public:
|
||||
void Mark(VAddr addr, bool cached) {
|
||||
|
|
@ -81,6 +93,43 @@ public:
|
|||
|
||||
AudioCore::DspInterface* dsp = nullptr;
|
||||
|
||||
std::shared_ptr<BackingMem> fcram_mem;
|
||||
std::shared_ptr<BackingMem> vram_mem;
|
||||
std::shared_ptr<BackingMem> n3ds_extra_ram_mem;
|
||||
std::shared_ptr<BackingMem> dsp_mem;
|
||||
|
||||
MemorySystem::Impl();
|
||||
|
||||
virtual u8* GetPtr(Region r) {
|
||||
switch (r) {
|
||||
case Region::VRAM:
|
||||
return vram.get();
|
||||
case Region::DSP:
|
||||
return dsp->GetDspMemory().data();
|
||||
case Region::FCRAM:
|
||||
return fcram.get();
|
||||
case Region::N3DS:
|
||||
return n3ds_extra_ram.get();
|
||||
default:
|
||||
UNREACHABLE();
|
||||
}
|
||||
}
|
||||
|
||||
virtual u32 GetSize(Region r) const {
|
||||
switch (r) {
|
||||
case Region::VRAM:
|
||||
return VRAM_SIZE;
|
||||
case Region::DSP:
|
||||
return DSP_RAM_SIZE;
|
||||
case Region::FCRAM:
|
||||
return FCRAM_N3DS_SIZE;
|
||||
case Region::N3DS:
|
||||
return N3DS_EXTRA_RAM_SIZE;
|
||||
default:
|
||||
UNREACHABLE();
|
||||
}
|
||||
}
|
||||
|
||||
private:
|
||||
friend class boost::serialization::access;
|
||||
template <class Archive>
|
||||
|
|
@ -95,10 +144,41 @@ private:
|
|||
ar& cache_marker;
|
||||
ar& page_table_list;
|
||||
// dsp is set from Core::System at startup
|
||||
// current page table set from current process?
|
||||
// TODO: current_page_table
|
||||
ar& fcram_mem;
|
||||
ar& vram_mem;
|
||||
ar& n3ds_extra_ram_mem;
|
||||
ar& dsp_mem;
|
||||
}
|
||||
};
|
||||
|
||||
// We use this rather than BufferMem because we don't want new objects to be allocated when
|
||||
// deserializing. This avoids unnecessary memory thrashing.
|
||||
template <Region R>
|
||||
class MemorySystem::BackingMemImpl : public BackingMem {
|
||||
public:
|
||||
BackingMemImpl() : system(Core::Global<Core::System>().Memory()) {}
|
||||
virtual u8* GetPtr() {
|
||||
return system.impl->GetPtr(R);
|
||||
}
|
||||
virtual u32 GetSize() const {
|
||||
return system.impl->GetSize(R);
|
||||
}
|
||||
|
||||
private:
|
||||
MemorySystem& system;
|
||||
|
||||
template <class Archive>
|
||||
void serialize(Archive& ar, const unsigned int) {}
|
||||
friend class boost::serialization::access;
|
||||
};
|
||||
|
||||
MemorySystem::Impl::Impl()
|
||||
: fcram_mem(std::make_shared<BackingMemImpl<Region::FCRAM>>()),
|
||||
vram_mem(std::make_shared<BackingMemImpl<Region::VRAM>>()),
|
||||
n3ds_extra_ram_mem(std::make_shared<BackingMemImpl<Region::N3DS>>()),
|
||||
dsp_mem(std::make_shared<BackingMemImpl<Region::DSP>>()) {}
|
||||
|
||||
MemorySystem::MemorySystem() : impl(std::make_unique<Impl>()) {}
|
||||
MemorySystem::~MemorySystem() = default;
|
||||
|
||||
|
|
@ -117,8 +197,9 @@ PageTable* MemorySystem::GetCurrentPageTable() const {
|
|||
return impl->current_page_table;
|
||||
}
|
||||
|
||||
void MemorySystem::MapPages(PageTable& page_table, u32 base, u32 size, u8* memory, PageType type) {
|
||||
LOG_DEBUG(HW_Memory, "Mapping {} onto {:08X}-{:08X}", (void*)memory, base * PAGE_SIZE,
|
||||
void MemorySystem::MapPages(PageTable& page_table, u32 base, u32 size, MemoryRef memory,
|
||||
PageType type) {
|
||||
LOG_DEBUG(HW_Memory, "Mapping {} onto {:08X}-{:08X}", (void*)memory.GetPtr(), base * PAGE_SIZE,
|
||||
(base + size) * PAGE_SIZE);
|
||||
|
||||
RasterizerFlushVirtualRegion(base << PAGE_BITS, size * PAGE_SIZE,
|
||||
|
|
@ -143,7 +224,7 @@ void MemorySystem::MapPages(PageTable& page_table, u32 base, u32 size, u8* memor
|
|||
}
|
||||
}
|
||||
|
||||
void MemorySystem::MapMemoryRegion(PageTable& page_table, VAddr base, u32 size, u8* target) {
|
||||
void MemorySystem::MapMemoryRegion(PageTable& page_table, VAddr base, u32 size, MemoryRef target) {
|
||||
ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: {:08X}", size);
|
||||
ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: {:08X}", base);
|
||||
MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, target, PageType::Memory);
|
||||
|
|
@ -164,15 +245,15 @@ void MemorySystem::UnmapRegion(PageTable& page_table, VAddr base, u32 size) {
|
|||
MapPages(page_table, base / PAGE_SIZE, size / PAGE_SIZE, nullptr, PageType::Unmapped);
|
||||
}
|
||||
|
||||
u8* MemorySystem::GetPointerForRasterizerCache(VAddr addr) {
|
||||
MemoryRef MemorySystem::GetPointerForRasterizerCache(VAddr addr) {
|
||||
if (addr >= LINEAR_HEAP_VADDR && addr < LINEAR_HEAP_VADDR_END) {
|
||||
return impl->fcram.get() + (addr - LINEAR_HEAP_VADDR);
|
||||
return {impl->fcram_mem, addr - LINEAR_HEAP_VADDR};
|
||||
}
|
||||
if (addr >= NEW_LINEAR_HEAP_VADDR && addr < NEW_LINEAR_HEAP_VADDR_END) {
|
||||
return impl->fcram.get() + (addr - NEW_LINEAR_HEAP_VADDR);
|
||||
return {impl->fcram_mem, addr - NEW_LINEAR_HEAP_VADDR};
|
||||
}
|
||||
if (addr >= VRAM_VADDR && addr < VRAM_VADDR_END) {
|
||||
return impl->vram.get() + (addr - VRAM_VADDR);
|
||||
return {impl->vram_mem, addr - VRAM_VADDR};
|
||||
}
|
||||
UNREACHABLE();
|
||||
}
|
||||
|
|
@ -271,7 +352,7 @@ void MemorySystem::Write(const VAddr vaddr, const T data) {
|
|||
bool IsValidVirtualAddress(const Kernel::Process& process, const VAddr vaddr) {
|
||||
auto& page_table = process.vm_manager.page_table;
|
||||
|
||||
const u8* page_pointer = page_table.pointers[vaddr >> PAGE_BITS];
|
||||
auto page_pointer = page_table.pointers[vaddr >> PAGE_BITS];
|
||||
if (page_pointer)
|
||||
return true;
|
||||
|
||||
|
|
@ -323,6 +404,10 @@ std::string MemorySystem::ReadCString(VAddr vaddr, std::size_t max_length) {
|
|||
}
|
||||
|
||||
u8* MemorySystem::GetPhysicalPointer(PAddr address) {
|
||||
return GetPhysicalRef(address);
|
||||
}
|
||||
|
||||
MemoryRef MemorySystem::GetPhysicalRef(PAddr address) {
|
||||
struct MemoryArea {
|
||||
PAddr paddr_base;
|
||||
u32 size;
|
||||
|
|
@ -349,25 +434,25 @@ u8* MemorySystem::GetPhysicalPointer(PAddr address) {
|
|||
|
||||
u32 offset_into_region = address - area->paddr_base;
|
||||
|
||||
u8* target_pointer = nullptr;
|
||||
std::shared_ptr<BackingMem> target_mem = nullptr;
|
||||
switch (area->paddr_base) {
|
||||
case VRAM_PADDR:
|
||||
target_pointer = impl->vram.get() + offset_into_region;
|
||||
target_mem = impl->vram_mem;
|
||||
break;
|
||||
case DSP_RAM_PADDR:
|
||||
target_pointer = impl->dsp->GetDspMemory().data() + offset_into_region;
|
||||
target_mem = impl->dsp_mem;
|
||||
break;
|
||||
case FCRAM_PADDR:
|
||||
target_pointer = impl->fcram.get() + offset_into_region;
|
||||
target_mem = impl->fcram_mem;
|
||||
break;
|
||||
case N3DS_EXTRA_RAM_PADDR:
|
||||
target_pointer = impl->n3ds_extra_ram.get() + offset_into_region;
|
||||
target_mem = impl->n3ds_extra_ram_mem;
|
||||
break;
|
||||
default:
|
||||
UNREACHABLE();
|
||||
}
|
||||
|
||||
return target_pointer;
|
||||
return {target_mem, offset_into_region};
|
||||
}
|
||||
|
||||
/// For a rasterizer-accessible PAddr, gets a list of all possible VAddr
|
||||
|
|
@ -781,7 +866,7 @@ void WriteMMIO<u64>(MMIORegionPointer mmio_handler, VAddr addr, const u64 data)
|
|||
mmio_handler->Write64(addr, data);
|
||||
}
|
||||
|
||||
u32 MemorySystem::GetFCRAMOffset(u8* pointer) {
|
||||
u32 MemorySystem::GetFCRAMOffset(const u8* pointer) {
|
||||
ASSERT(pointer >= impl->fcram.get() && pointer <= impl->fcram.get() + Memory::FCRAM_N3DS_SIZE);
|
||||
return pointer - impl->fcram.get();
|
||||
}
|
||||
|
|
@ -791,6 +876,11 @@ u8* MemorySystem::GetFCRAMPointer(u32 offset) {
|
|||
return impl->fcram.get() + offset;
|
||||
}
|
||||
|
||||
MemoryRef MemorySystem::GetFCRAMRef(u32 offset) {
|
||||
ASSERT(offset <= Memory::FCRAM_N3DS_SIZE);
|
||||
return MemoryRef(impl->fcram_mem, offset);
|
||||
}
|
||||
|
||||
void MemorySystem::SetDSP(AudioCore::DspInterface& dsp) {
|
||||
impl->dsp = &dsp;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -13,6 +13,7 @@
|
|||
#include <boost/serialization/array.hpp>
|
||||
#include <boost/serialization/vector.hpp>
|
||||
#include "common/common_types.h"
|
||||
#include "common/memory_ref.h"
|
||||
#include "core/mmio.h"
|
||||
|
||||
class ARM_Interface;
|
||||
|
|
@ -77,7 +78,48 @@ struct PageTable {
|
|||
* Array of memory pointers backing each page. An entry can only be non-null if the
|
||||
* corresponding entry in the `attributes` array is of type `Memory`.
|
||||
*/
|
||||
std::array<u8*, PAGE_TABLE_NUM_ENTRIES> pointers;
|
||||
|
||||
// The reason for this rigmarole is to keep the 'raw' and 'refs' arrays in sync.
|
||||
// We need 'raw' for dynarmic and 'refs' for serialization
|
||||
struct Pointers {
|
||||
|
||||
struct Entry {
|
||||
Entry(Pointers& pointers_, VAddr idx_) : pointers(pointers_), idx(idx_) {}
|
||||
|
||||
inline void operator=(MemoryRef value) {
|
||||
pointers.refs[idx] = value;
|
||||
pointers.raw[idx] = value.GetPtr();
|
||||
}
|
||||
|
||||
inline operator u8*() {
|
||||
return pointers.raw[idx];
|
||||
}
|
||||
|
||||
private:
|
||||
Pointers& pointers;
|
||||
VAddr idx;
|
||||
};
|
||||
|
||||
inline Entry operator[](VAddr idx) {
|
||||
return Entry(*this, idx);
|
||||
}
|
||||
|
||||
inline u8* operator[](VAddr idx) const {
|
||||
return raw[idx];
|
||||
}
|
||||
|
||||
inline Entry operator[](std::size_t idx) {
|
||||
return Entry(*this, static_cast<VAddr>(idx));
|
||||
}
|
||||
|
||||
private:
|
||||
std::array<u8*, PAGE_TABLE_NUM_ENTRIES> raw;
|
||||
|
||||
std::array<MemoryRef, PAGE_TABLE_NUM_ENTRIES> refs;
|
||||
|
||||
friend struct PageTable;
|
||||
};
|
||||
Pointers pointers;
|
||||
|
||||
/**
|
||||
* Contains MMIO handlers that back memory regions whose entries in the `attribute` array is of
|
||||
|
|
@ -91,12 +133,21 @@ struct PageTable {
|
|||
*/
|
||||
std::array<PageType, PAGE_TABLE_NUM_ENTRIES> attributes;
|
||||
|
||||
inline std::array<u8*, PAGE_TABLE_NUM_ENTRIES>& GetPointerArray() {
|
||||
return pointers.raw;
|
||||
}
|
||||
|
||||
void Clear();
|
||||
|
||||
private:
|
||||
template <class Archive>
|
||||
void serialize(Archive& ar, const unsigned int) {
|
||||
// TODO: Pointers; same as VMA backing regions we need to serialize the u8*
|
||||
ar& pointers.refs;
|
||||
ar& special_regions;
|
||||
ar& attributes;
|
||||
for (auto i = 0; i < PAGE_TABLE_NUM_ENTRIES; i++) {
|
||||
pointers.raw[i] = pointers.refs[i].GetPtr();
|
||||
}
|
||||
}
|
||||
friend class boost::serialization::access;
|
||||
};
|
||||
|
|
@ -142,6 +193,8 @@ enum : PAddr {
|
|||
FCRAM_N3DS_PADDR_END = FCRAM_PADDR + FCRAM_N3DS_SIZE,
|
||||
};
|
||||
|
||||
enum class Region { FCRAM, VRAM, DSP, N3DS };
|
||||
|
||||
/// Virtual user-space memory regions
|
||||
enum : VAddr {
|
||||
/// Where the application text, data and bss reside.
|
||||
|
|
@ -249,7 +302,7 @@ public:
|
|||
* @param size The amount of bytes to map. Must be page-aligned.
|
||||
* @param target Buffer with the memory backing the mapping. Must be of length at least `size`.
|
||||
*/
|
||||
void MapMemoryRegion(PageTable& page_table, VAddr base, u32 size, u8* target);
|
||||
void MapMemoryRegion(PageTable& page_table, VAddr base, u32 size, MemoryRef target);
|
||||
|
||||
/**
|
||||
* Maps a region of the emulated process address space as a IO region.
|
||||
|
|
@ -293,16 +346,21 @@ public:
|
|||
*/
|
||||
u8* GetPhysicalPointer(PAddr address);
|
||||
|
||||
MemoryRef GetPhysicalRef(PAddr address);
|
||||
|
||||
u8* GetPointer(VAddr vaddr);
|
||||
|
||||
bool IsValidPhysicalAddress(PAddr paddr);
|
||||
|
||||
/// Gets offset in FCRAM from a pointer inside FCRAM range
|
||||
u32 GetFCRAMOffset(u8* pointer);
|
||||
u32 GetFCRAMOffset(const u8* pointer);
|
||||
|
||||
/// Gets pointer in FCRAM with given offset
|
||||
u8* GetFCRAMPointer(u32 offset);
|
||||
|
||||
/// Gets a serializable ref to FCRAM with the given offset
|
||||
MemoryRef GetFCRAMRef(u32 offset);
|
||||
|
||||
/**
|
||||
* Mark each page touching the region as cached.
|
||||
*/
|
||||
|
|
@ -329,9 +387,9 @@ private:
|
|||
* Since the cache only happens on linear heap or VRAM, we know the exact physical address and
|
||||
* pointer of such virtual address
|
||||
*/
|
||||
u8* GetPointerForRasterizerCache(VAddr addr);
|
||||
MemoryRef GetPointerForRasterizerCache(VAddr addr);
|
||||
|
||||
void MapPages(PageTable& page_table, u32 base, u32 size, u8* memory, PageType type);
|
||||
void MapPages(PageTable& page_table, u32 base, u32 size, MemoryRef memory, PageType type);
|
||||
|
||||
class Impl;
|
||||
|
||||
|
|
@ -340,9 +398,18 @@ private:
|
|||
friend class boost::serialization::access;
|
||||
template <class Archive>
|
||||
void serialize(Archive& ar, const unsigned int file_version);
|
||||
|
||||
public:
|
||||
template <Region R>
|
||||
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>)
|
||||
BOOST_CLASS_EXPORT_KEY(Memory::MemorySystem::BackingMemImpl<Memory::Region::VRAM>)
|
||||
BOOST_CLASS_EXPORT_KEY(Memory::MemorySystem::BackingMemImpl<Memory::Region::DSP>)
|
||||
BOOST_CLASS_EXPORT_KEY(Memory::MemorySystem::BackingMemImpl<Memory::Region::N3DS>)
|
||||
|
|
|
|||
|
|
@ -22,8 +22,7 @@ TestEnvironment::TestEnvironment(bool mutable_memory_)
|
|||
kernel->SetCurrentProcess(kernel->CreateProcess(kernel->CreateCodeSet("", 0)));
|
||||
page_table = &kernel->GetCurrentProcess()->vm_manager.page_table;
|
||||
|
||||
page_table->pointers.fill(nullptr);
|
||||
page_table->attributes.fill(Memory::PageType::Unmapped);
|
||||
page_table->Clear();
|
||||
|
||||
memory->MapIoRegion(*page_table, 0x00000000, 0x80000000, test_memory);
|
||||
memory->MapIoRegion(*page_table, 0x80000000, 0x80000000, test_memory);
|
||||
|
|
|
|||
|
|
@ -138,67 +138,70 @@ TEST_CASE("HLERequestContext::PopulateFromIncomingCommandBuffer", "[core][kernel
|
|||
}
|
||||
|
||||
SECTION("translates StaticBuffer descriptors") {
|
||||
auto buffer = std::make_shared<std::vector<u8>>(Memory::PAGE_SIZE);
|
||||
std::fill(buffer->begin(), buffer->end(), 0xAB);
|
||||
auto mem = std::make_shared<BufferMem>(Memory::PAGE_SIZE);
|
||||
MemoryRef buffer{mem};
|
||||
std::fill(buffer.GetPtr(), buffer.GetPtr() + buffer.GetSize(), 0xAB);
|
||||
|
||||
VAddr target_address = 0x10000000;
|
||||
auto result = process->vm_manager.MapBackingMemory(target_address, buffer->data(),
|
||||
buffer->size(), MemoryState::Private);
|
||||
auto result = process->vm_manager.MapBackingMemory(target_address, buffer, buffer.GetSize(),
|
||||
MemoryState::Private);
|
||||
REQUIRE(result.Code() == RESULT_SUCCESS);
|
||||
|
||||
const u32_le input[]{
|
||||
IPC::MakeHeader(0, 0, 2),
|
||||
IPC::StaticBufferDesc(buffer->size(), 0),
|
||||
IPC::StaticBufferDesc(buffer.GetSize(), 0),
|
||||
target_address,
|
||||
};
|
||||
|
||||
context.PopulateFromIncomingCommandBuffer(input, *process);
|
||||
|
||||
CHECK(context.GetStaticBuffer(0) == *buffer);
|
||||
CHECK(context.GetStaticBuffer(0) == mem->Vector());
|
||||
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address, buffer->size()) == RESULT_SUCCESS);
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address, buffer.GetSize()) == RESULT_SUCCESS);
|
||||
}
|
||||
|
||||
SECTION("translates MappedBuffer descriptors") {
|
||||
auto buffer = std::make_shared<std::vector<u8>>(Memory::PAGE_SIZE);
|
||||
std::fill(buffer->begin(), buffer->end(), 0xCD);
|
||||
auto mem = std::make_shared<BufferMem>(Memory::PAGE_SIZE);
|
||||
MemoryRef buffer{mem};
|
||||
std::fill(buffer.GetPtr(), buffer.GetPtr() + buffer.GetSize(), 0xCD);
|
||||
|
||||
VAddr target_address = 0x10000000;
|
||||
auto result = process->vm_manager.MapBackingMemory(target_address, buffer->data(),
|
||||
buffer->size(), MemoryState::Private);
|
||||
auto result = process->vm_manager.MapBackingMemory(target_address, buffer, buffer.GetSize(),
|
||||
MemoryState::Private);
|
||||
|
||||
const u32_le input[]{
|
||||
IPC::MakeHeader(0, 0, 2),
|
||||
IPC::MappedBufferDesc(buffer->size(), IPC::R),
|
||||
IPC::MappedBufferDesc(buffer.GetSize(), IPC::R),
|
||||
target_address,
|
||||
};
|
||||
|
||||
context.PopulateFromIncomingCommandBuffer(input, *process);
|
||||
|
||||
std::vector<u8> other_buffer(buffer->size());
|
||||
context.GetMappedBuffer(0).Read(other_buffer.data(), 0, buffer->size());
|
||||
std::vector<u8> other_buffer(buffer.GetSize());
|
||||
context.GetMappedBuffer(0).Read(other_buffer.data(), 0, buffer.GetSize());
|
||||
|
||||
CHECK(other_buffer == *buffer);
|
||||
CHECK(other_buffer == mem->Vector());
|
||||
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address, buffer->size()) == RESULT_SUCCESS);
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address, buffer.GetSize()) == RESULT_SUCCESS);
|
||||
}
|
||||
|
||||
SECTION("translates mixed params") {
|
||||
auto buffer_static = std::make_shared<std::vector<u8>>(Memory::PAGE_SIZE);
|
||||
std::fill(buffer_static->begin(), buffer_static->end(), 0xCE);
|
||||
auto mem_static = std::make_shared<BufferMem>(Memory::PAGE_SIZE);
|
||||
MemoryRef buffer_static{mem_static};
|
||||
std::fill(buffer_static.GetPtr(), buffer_static.GetPtr() + buffer_static.GetSize(), 0xCE);
|
||||
|
||||
auto buffer_mapped = std::make_shared<std::vector<u8>>(Memory::PAGE_SIZE);
|
||||
std::fill(buffer_mapped->begin(), buffer_mapped->end(), 0xDF);
|
||||
auto mem_mapped = std::make_shared<BufferMem>(Memory::PAGE_SIZE);
|
||||
MemoryRef buffer_mapped{mem_mapped};
|
||||
std::fill(buffer_mapped.GetPtr(), buffer_mapped.GetPtr() + buffer_mapped.GetSize(), 0xDF);
|
||||
|
||||
VAddr target_address_static = 0x10000000;
|
||||
auto result =
|
||||
process->vm_manager.MapBackingMemory(target_address_static, buffer_static->data(),
|
||||
buffer_static->size(), MemoryState::Private);
|
||||
auto result = process->vm_manager.MapBackingMemory(
|
||||
target_address_static, buffer_static, buffer_static.GetSize(), MemoryState::Private);
|
||||
REQUIRE(result.Code() == RESULT_SUCCESS);
|
||||
|
||||
VAddr target_address_mapped = 0x20000000;
|
||||
result = process->vm_manager.MapBackingMemory(target_address_mapped, buffer_mapped->data(),
|
||||
buffer_mapped->size(), MemoryState::Private);
|
||||
result = process->vm_manager.MapBackingMemory(
|
||||
target_address_mapped, buffer_mapped, buffer_mapped.GetSize(), MemoryState::Private);
|
||||
REQUIRE(result.Code() == RESULT_SUCCESS);
|
||||
|
||||
auto a = MakeObject(kernel);
|
||||
|
|
@ -210,9 +213,9 @@ TEST_CASE("HLERequestContext::PopulateFromIncomingCommandBuffer", "[core][kernel
|
|||
process->handle_table.Create(a).Unwrap(),
|
||||
IPC::CallingPidDesc(),
|
||||
0,
|
||||
IPC::StaticBufferDesc(buffer_static->size(), 0),
|
||||
IPC::StaticBufferDesc(buffer_static.GetSize(), 0),
|
||||
target_address_static,
|
||||
IPC::MappedBufferDesc(buffer_mapped->size(), IPC::R),
|
||||
IPC::MappedBufferDesc(buffer_mapped.GetSize(), IPC::R),
|
||||
target_address_mapped,
|
||||
};
|
||||
|
||||
|
|
@ -223,14 +226,14 @@ TEST_CASE("HLERequestContext::PopulateFromIncomingCommandBuffer", "[core][kernel
|
|||
CHECK(output[2] == 0xABCDEF00);
|
||||
CHECK(context.GetIncomingHandle(output[4]) == a);
|
||||
CHECK(output[6] == process->process_id);
|
||||
CHECK(context.GetStaticBuffer(0) == *buffer_static);
|
||||
std::vector<u8> other_buffer(buffer_mapped->size());
|
||||
context.GetMappedBuffer(0).Read(other_buffer.data(), 0, buffer_mapped->size());
|
||||
CHECK(other_buffer == *buffer_mapped);
|
||||
CHECK(context.GetStaticBuffer(0) == mem_static->Vector());
|
||||
std::vector<u8> other_buffer(buffer_mapped.GetSize());
|
||||
context.GetMappedBuffer(0).Read(other_buffer.data(), 0, buffer_mapped.GetSize());
|
||||
CHECK(other_buffer == mem_mapped->Vector());
|
||||
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address_static, buffer_static->size()) ==
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address_static, buffer_static.GetSize()) ==
|
||||
RESULT_SUCCESS);
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address_mapped, buffer_mapped->size()) ==
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address_mapped, buffer_mapped.GetSize()) ==
|
||||
RESULT_SUCCESS);
|
||||
}
|
||||
}
|
||||
|
|
@ -317,10 +320,12 @@ TEST_CASE("HLERequestContext::WriteToOutgoingCommandBuffer", "[core][kernel]") {
|
|||
|
||||
context.AddStaticBuffer(0, input_buffer);
|
||||
|
||||
auto output_buffer = std::make_shared<std::vector<u8>>(Memory::PAGE_SIZE);
|
||||
auto output_mem = std::make_shared<BufferMem>(Memory::PAGE_SIZE);
|
||||
MemoryRef output_buffer{output_mem};
|
||||
|
||||
VAddr target_address = 0x10000000;
|
||||
auto result = process->vm_manager.MapBackingMemory(
|
||||
target_address, output_buffer->data(), output_buffer->size(), MemoryState::Private);
|
||||
target_address, output_buffer, output_buffer.GetSize(), MemoryState::Private);
|
||||
REQUIRE(result.Code() == RESULT_SUCCESS);
|
||||
|
||||
input[0] = IPC::MakeHeader(0, 0, 2);
|
||||
|
|
@ -332,13 +337,13 @@ TEST_CASE("HLERequestContext::WriteToOutgoingCommandBuffer", "[core][kernel]") {
|
|||
std::array<u32_le, IPC::COMMAND_BUFFER_LENGTH + 2> output_cmdbuff;
|
||||
// Set up the output StaticBuffer
|
||||
output_cmdbuff[IPC::COMMAND_BUFFER_LENGTH] =
|
||||
IPC::StaticBufferDesc(output_buffer->size(), 0);
|
||||
IPC::StaticBufferDesc(output_buffer.GetSize(), 0);
|
||||
output_cmdbuff[IPC::COMMAND_BUFFER_LENGTH + 1] = target_address;
|
||||
|
||||
context.WriteToOutgoingCommandBuffer(output_cmdbuff.data(), *process);
|
||||
|
||||
CHECK(*output_buffer == input_buffer);
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address, output_buffer->size()) ==
|
||||
CHECK(output_mem->Vector() == input_buffer);
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address, output_buffer.GetSize()) ==
|
||||
RESULT_SUCCESS);
|
||||
}
|
||||
|
||||
|
|
@ -346,15 +351,17 @@ TEST_CASE("HLERequestContext::WriteToOutgoingCommandBuffer", "[core][kernel]") {
|
|||
std::vector<u8> input_buffer(Memory::PAGE_SIZE);
|
||||
std::fill(input_buffer.begin(), input_buffer.end(), 0xAB);
|
||||
|
||||
auto output_buffer = std::make_shared<std::vector<u8>>(Memory::PAGE_SIZE);
|
||||
auto output_mem = std::make_shared<BufferMem>(Memory::PAGE_SIZE);
|
||||
MemoryRef output_buffer{output_mem};
|
||||
|
||||
VAddr target_address = 0x10000000;
|
||||
auto result = process->vm_manager.MapBackingMemory(
|
||||
target_address, output_buffer->data(), output_buffer->size(), MemoryState::Private);
|
||||
target_address, output_buffer, output_buffer.GetSize(), MemoryState::Private);
|
||||
REQUIRE(result.Code() == RESULT_SUCCESS);
|
||||
|
||||
const u32_le input_cmdbuff[]{
|
||||
IPC::MakeHeader(0, 0, 2),
|
||||
IPC::MappedBufferDesc(output_buffer->size(), IPC::W),
|
||||
IPC::MappedBufferDesc(output_buffer.GetSize(), IPC::W),
|
||||
target_address,
|
||||
};
|
||||
|
||||
|
|
@ -363,15 +370,15 @@ TEST_CASE("HLERequestContext::WriteToOutgoingCommandBuffer", "[core][kernel]") {
|
|||
context.GetMappedBuffer(0).Write(input_buffer.data(), 0, input_buffer.size());
|
||||
|
||||
input[0] = IPC::MakeHeader(0, 0, 2);
|
||||
input[1] = IPC::MappedBufferDesc(output_buffer->size(), IPC::W);
|
||||
input[1] = IPC::MappedBufferDesc(output_buffer.GetSize(), IPC::W);
|
||||
input[2] = 0;
|
||||
|
||||
context.WriteToOutgoingCommandBuffer(output, *process);
|
||||
|
||||
CHECK(output[1] == IPC::MappedBufferDesc(output_buffer->size(), IPC::W));
|
||||
CHECK(output[1] == IPC::MappedBufferDesc(output_buffer.GetSize(), IPC::W));
|
||||
CHECK(output[2] == target_address);
|
||||
CHECK(*output_buffer == input_buffer);
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address, output_buffer->size()) ==
|
||||
CHECK(output_mem->Vector() == input_buffer);
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address, output_buffer.GetSize()) ==
|
||||
RESULT_SUCCESS);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -10,47 +10,48 @@
|
|||
#include "core/memory.h"
|
||||
|
||||
TEST_CASE("Memory Basics", "[kernel][memory]") {
|
||||
auto block = std::make_shared<std::vector<u8>>(Memory::PAGE_SIZE);
|
||||
auto mem = std::make_shared<BufferMem>(Memory::PAGE_SIZE);
|
||||
MemoryRef block{mem};
|
||||
Memory::MemorySystem memory;
|
||||
SECTION("mapping memory") {
|
||||
// Because of the PageTable, Kernel::VMManager is too big to be created on the stack.
|
||||
auto manager = std::make_unique<Kernel::VMManager>(memory);
|
||||
auto result = manager->MapBackingMemory(Memory::HEAP_VADDR, block->data(), block->size(),
|
||||
auto result = manager->MapBackingMemory(Memory::HEAP_VADDR, block, block.GetSize(),
|
||||
Kernel::MemoryState::Private);
|
||||
REQUIRE(result.Code() == RESULT_SUCCESS);
|
||||
|
||||
auto vma = manager->FindVMA(Memory::HEAP_VADDR);
|
||||
CHECK(vma != manager->vma_map.end());
|
||||
CHECK(vma->second.size == block->size());
|
||||
CHECK(vma->second.size == block.GetSize());
|
||||
CHECK(vma->second.type == Kernel::VMAType::BackingMemory);
|
||||
CHECK(vma->second.backing_memory == block->data());
|
||||
CHECK(vma->second.backing_memory.GetPtr() == block.GetPtr());
|
||||
CHECK(vma->second.meminfo_state == Kernel::MemoryState::Private);
|
||||
}
|
||||
|
||||
SECTION("unmapping memory") {
|
||||
// Because of the PageTable, Kernel::VMManager is too big to be created on the stack.
|
||||
auto manager = std::make_unique<Kernel::VMManager>(memory);
|
||||
auto result = manager->MapBackingMemory(Memory::HEAP_VADDR, block->data(), block->size(),
|
||||
auto result = manager->MapBackingMemory(Memory::HEAP_VADDR, block, block.GetSize(),
|
||||
Kernel::MemoryState::Private);
|
||||
REQUIRE(result.Code() == RESULT_SUCCESS);
|
||||
|
||||
ResultCode code = manager->UnmapRange(Memory::HEAP_VADDR, block->size());
|
||||
ResultCode code = manager->UnmapRange(Memory::HEAP_VADDR, block.GetSize());
|
||||
REQUIRE(code == RESULT_SUCCESS);
|
||||
|
||||
auto vma = manager->FindVMA(Memory::HEAP_VADDR);
|
||||
CHECK(vma != manager->vma_map.end());
|
||||
CHECK(vma->second.type == Kernel::VMAType::Free);
|
||||
CHECK(vma->second.backing_memory == nullptr);
|
||||
CHECK(vma->second.backing_memory.GetPtr() == nullptr);
|
||||
}
|
||||
|
||||
SECTION("changing memory permissions") {
|
||||
// Because of the PageTable, Kernel::VMManager is too big to be created on the stack.
|
||||
auto manager = std::make_unique<Kernel::VMManager>(memory);
|
||||
auto result = manager->MapBackingMemory(Memory::HEAP_VADDR, block->data(), block->size(),
|
||||
auto result = manager->MapBackingMemory(Memory::HEAP_VADDR, block, block.GetSize(),
|
||||
Kernel::MemoryState::Private);
|
||||
REQUIRE(result.Code() == RESULT_SUCCESS);
|
||||
|
||||
ResultCode code = manager->ReprotectRange(Memory::HEAP_VADDR, block->size(),
|
||||
ResultCode code = manager->ReprotectRange(Memory::HEAP_VADDR, block.GetSize(),
|
||||
Kernel::VMAPermission::Execute);
|
||||
CHECK(code == RESULT_SUCCESS);
|
||||
|
||||
|
|
@ -58,24 +59,24 @@ TEST_CASE("Memory Basics", "[kernel][memory]") {
|
|||
CHECK(vma != manager->vma_map.end());
|
||||
CHECK(vma->second.permissions == Kernel::VMAPermission::Execute);
|
||||
|
||||
code = manager->UnmapRange(Memory::HEAP_VADDR, block->size());
|
||||
code = manager->UnmapRange(Memory::HEAP_VADDR, block.GetSize());
|
||||
REQUIRE(code == RESULT_SUCCESS);
|
||||
}
|
||||
|
||||
SECTION("changing memory state") {
|
||||
// Because of the PageTable, Kernel::VMManager is too big to be created on the stack.
|
||||
auto manager = std::make_unique<Kernel::VMManager>(memory);
|
||||
auto result = manager->MapBackingMemory(Memory::HEAP_VADDR, block->data(), block->size(),
|
||||
auto result = manager->MapBackingMemory(Memory::HEAP_VADDR, block, block.GetSize(),
|
||||
Kernel::MemoryState::Private);
|
||||
REQUIRE(result.Code() == RESULT_SUCCESS);
|
||||
|
||||
ResultCode code = manager->ReprotectRange(Memory::HEAP_VADDR, block->size(),
|
||||
ResultCode code = manager->ReprotectRange(Memory::HEAP_VADDR, block.GetSize(),
|
||||
Kernel::VMAPermission::ReadWrite);
|
||||
REQUIRE(code == RESULT_SUCCESS);
|
||||
|
||||
SECTION("with invalid address") {
|
||||
ResultCode code = manager->ChangeMemoryState(
|
||||
0xFFFFFFFF, block->size(), Kernel::MemoryState::Locked,
|
||||
0xFFFFFFFF, block.GetSize(), Kernel::MemoryState::Locked,
|
||||
Kernel::VMAPermission::ReadWrite, Kernel::MemoryState::Aliased,
|
||||
Kernel::VMAPermission::Execute);
|
||||
CHECK(code == Kernel::ERR_INVALID_ADDRESS);
|
||||
|
|
@ -83,7 +84,7 @@ TEST_CASE("Memory Basics", "[kernel][memory]") {
|
|||
|
||||
SECTION("ignoring the original permissions") {
|
||||
ResultCode code = manager->ChangeMemoryState(
|
||||
Memory::HEAP_VADDR, block->size(), Kernel::MemoryState::Private,
|
||||
Memory::HEAP_VADDR, block.GetSize(), Kernel::MemoryState::Private,
|
||||
Kernel::VMAPermission::None, Kernel::MemoryState::Locked,
|
||||
Kernel::VMAPermission::Write);
|
||||
CHECK(code == RESULT_SUCCESS);
|
||||
|
|
@ -96,7 +97,7 @@ TEST_CASE("Memory Basics", "[kernel][memory]") {
|
|||
|
||||
SECTION("enforcing the original permissions with correct expectations") {
|
||||
ResultCode code = manager->ChangeMemoryState(
|
||||
Memory::HEAP_VADDR, block->size(), Kernel::MemoryState::Private,
|
||||
Memory::HEAP_VADDR, block.GetSize(), Kernel::MemoryState::Private,
|
||||
Kernel::VMAPermission::ReadWrite, Kernel::MemoryState::Aliased,
|
||||
Kernel::VMAPermission::Execute);
|
||||
CHECK(code == RESULT_SUCCESS);
|
||||
|
|
@ -109,7 +110,7 @@ TEST_CASE("Memory Basics", "[kernel][memory]") {
|
|||
|
||||
SECTION("with incorrect permission expectations") {
|
||||
ResultCode code = manager->ChangeMemoryState(
|
||||
Memory::HEAP_VADDR, block->size(), Kernel::MemoryState::Private,
|
||||
Memory::HEAP_VADDR, block.GetSize(), Kernel::MemoryState::Private,
|
||||
Kernel::VMAPermission::Execute, Kernel::MemoryState::Aliased,
|
||||
Kernel::VMAPermission::Execute);
|
||||
CHECK(code == Kernel::ERR_INVALID_ADDRESS_STATE);
|
||||
|
|
@ -122,7 +123,7 @@ TEST_CASE("Memory Basics", "[kernel][memory]") {
|
|||
|
||||
SECTION("with incorrect state expectations") {
|
||||
ResultCode code = manager->ChangeMemoryState(
|
||||
Memory::HEAP_VADDR, block->size(), Kernel::MemoryState::Locked,
|
||||
Memory::HEAP_VADDR, block.GetSize(), Kernel::MemoryState::Locked,
|
||||
Kernel::VMAPermission::ReadWrite, Kernel::MemoryState::Aliased,
|
||||
Kernel::VMAPermission::Execute);
|
||||
CHECK(code == Kernel::ERR_INVALID_ADDRESS_STATE);
|
||||
|
|
@ -133,7 +134,7 @@ TEST_CASE("Memory Basics", "[kernel][memory]") {
|
|||
CHECK(vma->second.meminfo_state == Kernel::MemoryState::Private);
|
||||
}
|
||||
|
||||
code = manager->UnmapRange(Memory::HEAP_VADDR, block->size());
|
||||
code = manager->UnmapRange(Memory::HEAP_VADDR, block.GetSize());
|
||||
REQUIRE(code == RESULT_SUCCESS);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue