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-rw-r--r--src/core/CMakeLists.txt4
-rw-r--r--src/core/hle/kernel/handle_table.cpp3
-rw-r--r--src/core/hle/kernel/init/init_slab_setup.cpp2
-rw-r--r--src/core/hle/kernel/k_page_table.h4
-rw-r--r--src/core/hle/kernel/k_transfer_memory.cpp45
-rw-r--r--src/core/hle/kernel/k_transfer_memory.h82
-rw-r--r--src/core/hle/kernel/kernel.h4
-rw-r--r--src/core/hle/kernel/svc.cpp93
-rw-r--r--src/core/hle/kernel/svc_wrap.h12
-rw-r--r--src/core/hle/service/am/am.cpp9
-rw-r--r--src/core/hle/service/am/am.h2
-rw-r--r--src/core/hle/service/hid/hid.cpp17
12 files changed, 209 insertions, 68 deletions
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index e30a30823..8e3b51ae7 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -221,6 +221,8 @@ add_library(core STATIC
hle/kernel/k_thread.h
hle/kernel/k_thread_queue.h
hle/kernel/k_trace.h
+ hle/kernel/k_transfer_memory.cpp
+ hle/kernel/k_transfer_memory.h
hle/kernel/k_writable_event.cpp
hle/kernel/k_writable_event.h
hle/kernel/kernel.cpp
@@ -247,8 +249,6 @@ add_library(core STATIC
hle/kernel/svc_wrap.h
hle/kernel/time_manager.cpp
hle/kernel/time_manager.h
- hle/kernel/transfer_memory.cpp
- hle/kernel/transfer_memory.h
hle/lock.cpp
hle/lock.h
hle/result.h
diff --git a/src/core/hle/kernel/handle_table.cpp b/src/core/hle/kernel/handle_table.cpp
index ddb1e6fb2..9291f0a76 100644
--- a/src/core/hle/kernel/handle_table.cpp
+++ b/src/core/hle/kernel/handle_table.cpp
@@ -59,7 +59,8 @@ ResultVal<Handle> HandleTable::Create(Object* obj) {
case HandleType::WritableEvent:
case HandleType::ClientSession:
case HandleType::ServerSession:
- case HandleType::Session: {
+ case HandleType::Session:
+ case HandleType::TransferMemory: {
Handle handle{};
Add(&handle, reinterpret_cast<KAutoObject*>(obj), {});
return MakeResult<Handle>(handle);
diff --git a/src/core/hle/kernel/init/init_slab_setup.cpp b/src/core/hle/kernel/init/init_slab_setup.cpp
index 84d509d52..ce7a24c40 100644
--- a/src/core/hle/kernel/init/init_slab_setup.cpp
+++ b/src/core/hle/kernel/init/init_slab_setup.cpp
@@ -14,6 +14,7 @@
#include "core/hle/kernel/k_memory_manager.h"
#include "core/hle/kernel/k_session.h"
#include "core/hle/kernel/k_shared_memory.h"
+#include "core/hle/kernel/k_transfer_memory.h"
#include "core/hle/kernel/k_system_control.h"
#include "core/hle/kernel/k_thread.h"
#include "core/hle/kernel/memory_types.h"
@@ -28,6 +29,7 @@ namespace Kernel::Init {
HANDLER(Process, (SLAB_COUNT(Process)), ##__VA_ARGS__) \
HANDLER(KThread, (SLAB_COUNT(KThread)), ##__VA_ARGS__) \
HANDLER(KEvent, (SLAB_COUNT(KEvent)), ##__VA_ARGS__) \
+ HANDLER(KTransferMemory, (SLAB_COUNT(KTransferMemory)), ##__VA_ARGS__) \
HANDLER(KSharedMemory, (SLAB_COUNT(KSharedMemory)), ##__VA_ARGS__) \
HANDLER(KSession, (SLAB_COUNT(KSession)), ##__VA_ARGS__)
diff --git a/src/core/hle/kernel/k_page_table.h b/src/core/hle/kernel/k_page_table.h
index 49b824379..80a1586db 100644
--- a/src/core/hle/kernel/k_page_table.h
+++ b/src/core/hle/kernel/k_page_table.h
@@ -216,8 +216,6 @@ public:
constexpr PAddr GetPhysicalAddr(VAddr addr) {
return page_table_impl.backing_addr[addr >> PageBits] + addr;
}
-
-private:
constexpr bool Contains(VAddr addr) const {
return address_space_start <= addr && addr <= address_space_end - 1;
}
@@ -225,6 +223,8 @@ private:
return address_space_start <= addr && addr < addr + size &&
addr + size - 1 <= address_space_end - 1;
}
+
+private:
constexpr bool IsKernel() const {
return is_kernel;
}
diff --git a/src/core/hle/kernel/k_transfer_memory.cpp b/src/core/hle/kernel/k_transfer_memory.cpp
new file mode 100644
index 000000000..09c067f95
--- /dev/null
+++ b/src/core/hle/kernel/k_transfer_memory.cpp
@@ -0,0 +1,45 @@
+// Copyright 2021 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "core/hle/kernel/k_resource_limit.h"
+#include "core/hle/kernel/k_transfer_memory.h"
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/process.h"
+
+namespace Kernel {
+
+KTransferMemory::KTransferMemory(KernelCore& kernel)
+ : KAutoObjectWithSlabHeapAndContainer{kernel} {}
+
+KTransferMemory::~KTransferMemory() = default;
+
+ResultCode KTransferMemory::Initialize(VAddr address_, std::size_t size_,
+ Svc::MemoryPermission owner_perm_) {
+ // Set members.
+ owner = kernel.CurrentProcess();
+
+ // TODO(bunnei): Lock for transfer memory
+
+ // Set remaining tracking members.
+ owner->Open();
+ owner_perm = owner_perm_;
+ address = address_;
+ size = size_;
+ is_initialized = true;
+
+ return RESULT_SUCCESS;
+}
+
+void KTransferMemory::Finalize() {
+ // Perform inherited finalization.
+ KAutoObjectWithSlabHeapAndContainer<KTransferMemory, KAutoObjectWithList>::Finalize();
+}
+
+void KTransferMemory::PostDestroy(uintptr_t arg) {
+ Process* owner = reinterpret_cast<Process*>(arg);
+ owner->GetResourceLimit()->Release(LimitableResource::TransferMemory, 1);
+ owner->Close();
+}
+
+} // namespace Kernel
diff --git a/src/core/hle/kernel/k_transfer_memory.h b/src/core/hle/kernel/k_transfer_memory.h
new file mode 100644
index 000000000..f43725c7f
--- /dev/null
+++ b/src/core/hle/kernel/k_transfer_memory.h
@@ -0,0 +1,82 @@
+// Copyright 2021 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <memory>
+
+#include "core/hle/kernel/slab_helpers.h"
+#include "core/hle/kernel/svc_types.h"
+#include "core/hle/result.h"
+
+union ResultCode;
+
+namespace Core::Memory {
+class Memory;
+}
+
+namespace Kernel {
+
+class KernelCore;
+class Process;
+
+class KTransferMemory final
+ : public KAutoObjectWithSlabHeapAndContainer<KTransferMemory, KAutoObjectWithList> {
+ KERNEL_AUTOOBJECT_TRAITS(KTransferMemory, KAutoObject);
+
+public:
+ explicit KTransferMemory(KernelCore& kernel);
+ ~KTransferMemory() override;
+
+ static constexpr HandleType HANDLE_TYPE = HandleType::TransferMemory;
+
+ ResultCode Initialize(VAddr address_, std::size_t size_, Svc::MemoryPermission owner_perm_);
+
+ virtual void Finalize() override;
+
+ virtual bool IsInitialized() const override {
+ return is_initialized;
+ }
+
+ virtual uintptr_t GetPostDestroyArgument() const override {
+ return reinterpret_cast<uintptr_t>(owner);
+ }
+
+ static void PostDestroy(uintptr_t arg);
+
+ Process* GetOwner() const {
+ return owner;
+ }
+
+ VAddr GetSourceAddress() const {
+ return address;
+ }
+
+ size_t GetSize() const {
+ return is_initialized ? size * PageSize : 0;
+ }
+
+ // DEPRECATED
+
+ std::string GetTypeName() const override {
+ return "TransferMemory";
+ }
+
+ std::string GetName() const override {
+ return GetTypeName();
+ }
+
+ HandleType GetHandleType() const override {
+ return HANDLE_TYPE;
+ }
+
+private:
+ Process* owner{};
+ VAddr address{};
+ Svc::MemoryPermission owner_perm{};
+ size_t size{};
+ bool is_initialized{};
+};
+
+} // namespace Kernel
diff --git a/src/core/hle/kernel/kernel.h b/src/core/hle/kernel/kernel.h
index ecced1034..f07f0276e 100644
--- a/src/core/hle/kernel/kernel.h
+++ b/src/core/hle/kernel/kernel.h
@@ -42,6 +42,7 @@ class KScheduler;
class KSession;
class KSharedMemory;
class KThread;
+class KTransferMemory;
class KWritableEvent;
class PhysicalCore;
class Process;
@@ -278,6 +279,8 @@ public:
return slab_heap_container->client_session;
} else if constexpr (std::is_same_v<T, KSession>) {
return slab_heap_container->session;
+ } else if constexpr (std::is_same_v<T, KTransferMemory>) {
+ return slab_heap_container->transfer_memory;
}
}
@@ -320,6 +323,7 @@ private:
KSlabHeap<KWritableEvent> writeable_event;
KSlabHeap<KClientSession> client_session;
KSlabHeap<KSession> session;
+ KSlabHeap<KTransferMemory> transfer_memory;
};
std::unique_ptr<SlabHeapContainer> slab_heap_container;
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index 28c45e8a3..0b7eb0740 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -38,6 +38,7 @@
#include "core/hle/kernel/k_shared_memory.h"
#include "core/hle/kernel/k_synchronization_object.h"
#include "core/hle/kernel/k_thread.h"
+#include "core/hle/kernel/k_transfer_memory.h"
#include "core/hle/kernel/k_writable_event.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/physical_core.h"
@@ -47,7 +48,6 @@
#include "core/hle/kernel/svc_types.h"
#include "core/hle/kernel/svc_wrap.h"
#include "core/hle/kernel/time_manager.h"
-#include "core/hle/kernel/transfer_memory.h"
#include "core/hle/lock.h"
#include "core/hle/result.h"
#include "core/hle/service/service.h"
@@ -1868,65 +1868,68 @@ static ResultCode ResetSignal32(Core::System& system, Handle handle) {
return ResetSignal(system, handle);
}
-/// Creates a TransferMemory object
-static ResultCode CreateTransferMemory(Core::System& system, Handle* handle, VAddr addr, u64 size,
- u32 permissions) {
- std::lock_guard lock{HLE::g_hle_lock};
- LOG_DEBUG(Kernel_SVC, "called addr=0x{:X}, size=0x{:X}, perms=0x{:08X}", addr, size,
- permissions);
-
- if (!Common::Is4KBAligned(addr)) {
- LOG_ERROR(Kernel_SVC, "Address ({:016X}) is not page aligned!", addr);
- return ResultInvalidAddress;
+static constexpr bool IsValidTransferMemoryPermission(MemoryPermission perm) {
+ switch (perm) {
+ case MemoryPermission::None:
+ case MemoryPermission::Read:
+ case MemoryPermission::ReadWrite:
+ return true;
+ default:
+ return false;
}
+}
- if (!Common::Is4KBAligned(size) || size == 0) {
- LOG_ERROR(Kernel_SVC, "Size ({:016X}) is not page aligned or equal to zero!", size);
- return ResultInvalidAddress;
- }
+/// Creates a TransferMemory object
+static ResultCode CreateTransferMemory(Core::System& system, Handle* out, VAddr address, u64 size,
+ MemoryPermission map_perm) {
+ auto& kernel = system.Kernel();
- if (!IsValidAddressRange(addr, size)) {
- LOG_ERROR(Kernel_SVC, "Address and size cause overflow! (address={:016X}, size={:016X})",
- addr, size);
- return ResultInvalidCurrentMemory;
- }
+ // Validate the size.
+ R_UNLESS(Common::IsAligned(address, PageSize), ResultInvalidAddress);
+ R_UNLESS(Common::IsAligned(size, PageSize), ResultInvalidSize);
+ R_UNLESS(size > 0, ResultInvalidSize);
+ R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
- const auto perms{static_cast<MemoryPermission>(permissions)};
- if (perms > MemoryPermission::ReadWrite || perms == MemoryPermission::Write) {
- LOG_ERROR(Kernel_SVC, "Invalid memory permissions for transfer memory! (perms={:08X})",
- permissions);
- return ResultInvalidNewMemoryPermission;
- }
+ // Validate the permissions.
+ R_UNLESS(IsValidTransferMemoryPermission(map_perm), ResultInvalidNewMemoryPermission);
+
+ // Get the current process and handle table.
+ auto& process = *kernel.CurrentProcess();
+ auto& handle_table = process.GetHandleTable();
- auto& kernel = system.Kernel();
// Reserve a new transfer memory from the process resource limit.
KScopedResourceReservation trmem_reservation(kernel.CurrentProcess(),
LimitableResource::TransferMemory);
- if (!trmem_reservation.Succeeded()) {
- LOG_ERROR(Kernel_SVC, "Could not reserve a new transfer memory");
- return ResultLimitReached;
- }
- auto transfer_mem_handle = TransferMemory::Create(kernel, system.Memory(), addr, size,
- static_cast<KMemoryPermission>(perms));
+ R_UNLESS(trmem_reservation.Succeeded(), ResultLimitReached);
- if (const auto reserve_result{transfer_mem_handle->Reserve()}; reserve_result.IsError()) {
- return reserve_result;
- }
+ // Create the transfer memory.
+ KTransferMemory* trmem = KTransferMemory::Create(kernel);
+ R_UNLESS(trmem != nullptr, ResultOutOfResource);
- auto& handle_table = kernel.CurrentProcess()->GetHandleTable();
- const auto result{handle_table.Create(transfer_mem_handle.get())};
- if (result.Failed()) {
- return result.Code();
- }
+ // Ensure the only reference is in the handle table when we're done.
+ SCOPE_EXIT({ trmem->Close(); });
+
+ // Ensure that the region is in range.
+ R_UNLESS(process.PageTable().Contains(address, size), ResultInvalidCurrentMemory);
+
+ // Initialize the transfer memory.
+ R_TRY(trmem->Initialize(address, size, map_perm));
+
+ // Commit the reservation.
trmem_reservation.Commit();
- *handle = *result;
+ // Register the transfer memory.
+ KTransferMemory::Register(kernel, trmem);
+
+ // Add the transfer memory to the handle table.
+ R_TRY(handle_table.Add(out, trmem));
+
return RESULT_SUCCESS;
}
-static ResultCode CreateTransferMemory32(Core::System& system, Handle* handle, u32 addr, u32 size,
- u32 permissions) {
- return CreateTransferMemory(system, handle, addr, size, permissions);
+static ResultCode CreateTransferMemory32(Core::System& system, Handle* out, u32 address, u32 size,
+ MemoryPermission map_perm) {
+ return CreateTransferMemory(system, out, address, size, map_perm);
}
static ResultCode GetThreadCoreMask(Core::System& system, Handle thread_handle, s32* out_core_id,
diff --git a/src/core/hle/kernel/svc_wrap.h b/src/core/hle/kernel/svc_wrap.h
index 96afd544b..819eadfbb 100644
--- a/src/core/hle/kernel/svc_wrap.h
+++ b/src/core/hle/kernel/svc_wrap.h
@@ -273,11 +273,12 @@ void SvcWrap64(Core::System& system) {
FuncReturn(system, retval);
}
-template <ResultCode func(Core::System&, u32*, u64, u64, u32)>
+// Used by CreateTransferMemory
+template <ResultCode func(Core::System&, Handle*, u64, u64, Svc::MemoryPermission)>
void SvcWrap64(Core::System& system) {
u32 param_1 = 0;
const u32 retval = func(system, &param_1, Param(system, 1), Param(system, 2),
- static_cast<u32>(Param(system, 3)))
+ static_cast<Svc::MemoryPermission>(Param(system, 3)))
.raw;
system.CurrentArmInterface().SetReg(1, param_1);
@@ -586,11 +587,12 @@ void SvcWrap32(Core::System& system) {
}
// Used by CreateTransferMemory32
-template <ResultCode func(Core::System&, Handle*, u32, u32, u32)>
+template <ResultCode func(Core::System&, Handle*, u32, u32, Svc::MemoryPermission)>
void SvcWrap32(Core::System& system) {
Handle handle = 0;
- const u32 retval =
- func(system, &handle, Param32(system, 1), Param32(system, 2), Param32(system, 3)).raw;
+ const u32 retval = func(system, &handle, Param32(system, 1), Param32(system, 2),
+ static_cast<Svc::MemoryPermission>(Param32(system, 3)))
+ .raw;
system.CurrentArmInterface().SetReg(1, handle);
FuncReturn(system, retval);
}
diff --git a/src/core/hle/service/am/am.cpp b/src/core/hle/service/am/am.cpp
index 937020a6e..47d194119 100644
--- a/src/core/hle/service/am/am.cpp
+++ b/src/core/hle/service/am/am.cpp
@@ -16,10 +16,10 @@
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/k_event.h"
#include "core/hle/kernel/k_readable_event.h"
+#include "core/hle/kernel/k_transfer_memory.h"
#include "core/hle/kernel/k_writable_event.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/process.h"
-#include "core/hle/kernel/transfer_memory.h"
#include "core/hle/service/acc/profile_manager.h"
#include "core/hle/service/am/am.h"
#include "core/hle/service/am/applet_ae.h"
@@ -42,6 +42,7 @@
#include "core/hle/service/set/set.h"
#include "core/hle/service/sm/sm.h"
#include "core/hle/service/vi/vi.h"
+#include "core/memory.h"
namespace Service::AM {
@@ -1248,16 +1249,16 @@ void ILibraryAppletCreator::CreateHandleStorage(Kernel::HLERequestContext& ctx)
}
auto transfer_mem =
- system.CurrentProcess()->GetHandleTable().Get<Kernel::TransferMemory>(handle);
+ system.CurrentProcess()->GetHandleTable().GetObject<Kernel::KTransferMemory>(handle);
- if (transfer_mem == nullptr) {
+ if (transfer_mem.IsNull()) {
LOG_ERROR(Service_AM, "transfer_mem is a nullptr for handle={:08X}", handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_UNKNOWN);
return;
}
- const u8* const mem_begin = transfer_mem->GetPointer();
+ const u8* const mem_begin = system.Memory().GetPointer(transfer_mem->GetSourceAddress());
const u8* const mem_end = mem_begin + transfer_mem->GetSize();
std::vector<u8> memory{mem_begin, mem_end};
diff --git a/src/core/hle/service/am/am.h b/src/core/hle/service/am/am.h
index fbac7b2cf..184030a8e 100644
--- a/src/core/hle/service/am/am.h
+++ b/src/core/hle/service/am/am.h
@@ -13,7 +13,7 @@
namespace Kernel {
class KernelCore;
-class TransferMemory;
+class KTransferMemory;
} // namespace Kernel
namespace Service::NVFlinger {
diff --git a/src/core/hle/service/hid/hid.cpp b/src/core/hle/service/hid/hid.cpp
index 6b3ebeb8f..d831aa214 100644
--- a/src/core/hle/service/hid/hid.cpp
+++ b/src/core/hle/service/hid/hid.cpp
@@ -16,14 +16,15 @@
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/k_readable_event.h"
#include "core/hle/kernel/k_shared_memory.h"
+#include "core/hle/kernel/k_transfer_memory.h"
#include "core/hle/kernel/k_writable_event.h"
#include "core/hle/kernel/kernel.h"
-#include "core/hle/kernel/transfer_memory.h"
#include "core/hle/service/hid/errors.h"
#include "core/hle/service/hid/hid.h"
#include "core/hle/service/hid/irs.h"
#include "core/hle/service/hid/xcd.h"
#include "core/hle/service/service.h"
+#include "core/memory.h"
#include "core/hle/service/hid/controllers/console_sixaxis.h"
#include "core/hle/service/hid/controllers/controller_base.h"
@@ -1493,20 +1494,20 @@ void Hid::InitializeSevenSixAxisSensor(Kernel::HLERequestContext& ctx) {
ASSERT_MSG(t_mem_1_size == 0x1000, "t_mem_1_size is not 0x1000 bytes");
ASSERT_MSG(t_mem_2_size == 0x7F000, "t_mem_2_size is not 0x7F000 bytes");
- auto t_mem_1 =
- system.CurrentProcess()->GetHandleTable().Get<Kernel::TransferMemory>(t_mem_1_handle);
+ auto t_mem_1 = system.CurrentProcess()->GetHandleTable().GetObject<Kernel::KTransferMemory>(
+ t_mem_1_handle);
- if (t_mem_1 == nullptr) {
+ if (t_mem_1.IsNull()) {
LOG_ERROR(Service_HID, "t_mem_1 is a nullptr for handle=0x{:08X}", t_mem_1_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_UNKNOWN);
return;
}
- auto t_mem_2 =
- system.CurrentProcess()->GetHandleTable().Get<Kernel::TransferMemory>(t_mem_2_handle);
+ auto t_mem_2 = system.CurrentProcess()->GetHandleTable().GetObject<Kernel::KTransferMemory>(
+ t_mem_2_handle);
- if (t_mem_2 == nullptr) {
+ if (t_mem_2.IsNull()) {
LOG_ERROR(Service_HID, "t_mem_2 is a nullptr for handle=0x{:08X}", t_mem_2_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_UNKNOWN);
@@ -1521,7 +1522,7 @@ void Hid::InitializeSevenSixAxisSensor(Kernel::HLERequestContext& ctx) {
.ActivateController();
applet_resource->GetController<Controller_ConsoleSixAxis>(HidController::ConsoleSixAxisSensor)
- .SetTransferMemoryPointer(t_mem_1->GetPointer());
+ .SetTransferMemoryPointer(system.Memory().GetPointer(t_mem_1->GetSourceAddress()));
LOG_WARNING(Service_HID,
"called, t_mem_1_handle=0x{:08X}, t_mem_2_handle=0x{:08X}, "
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 12:12:08 +0100