mirror of
https://git.suyu.dev/suyu/suyu.git
synced 2024-11-25 16:22:47 +01:00
Merge pull request #9496 from liamwhite/shm3
kernel: workaround static shared memory initialization
This commit is contained in:
commit
c6767704fb
3 changed files with 62 additions and 58 deletions
|
@ -6,6 +6,7 @@
|
||||||
#include "core/hle/kernel/k_page_table.h"
|
#include "core/hle/kernel/k_page_table.h"
|
||||||
#include "core/hle/kernel/k_scoped_resource_reservation.h"
|
#include "core/hle/kernel/k_scoped_resource_reservation.h"
|
||||||
#include "core/hle/kernel/k_shared_memory.h"
|
#include "core/hle/kernel/k_shared_memory.h"
|
||||||
|
#include "core/hle/kernel/k_system_resource.h"
|
||||||
#include "core/hle/kernel/kernel.h"
|
#include "core/hle/kernel/kernel.h"
|
||||||
#include "core/hle/kernel/svc_results.h"
|
#include "core/hle/kernel/svc_results.h"
|
||||||
|
|
||||||
|
@ -18,19 +19,19 @@ KSharedMemory::~KSharedMemory() {
|
||||||
}
|
}
|
||||||
|
|
||||||
Result KSharedMemory::Initialize(Core::DeviceMemory& device_memory_, KProcess* owner_process_,
|
Result KSharedMemory::Initialize(Core::DeviceMemory& device_memory_, KProcess* owner_process_,
|
||||||
KPageGroup&& page_list_, Svc::MemoryPermission owner_permission_,
|
Svc::MemoryPermission owner_permission_,
|
||||||
Svc::MemoryPermission user_permission_, PAddr physical_address_,
|
Svc::MemoryPermission user_permission_, std::size_t size_,
|
||||||
std::size_t size_, std::string name_) {
|
std::string name_) {
|
||||||
// Set members.
|
// Set members.
|
||||||
owner_process = owner_process_;
|
owner_process = owner_process_;
|
||||||
device_memory = &device_memory_;
|
device_memory = &device_memory_;
|
||||||
page_list = std::move(page_list_);
|
|
||||||
owner_permission = owner_permission_;
|
owner_permission = owner_permission_;
|
||||||
user_permission = user_permission_;
|
user_permission = user_permission_;
|
||||||
physical_address = physical_address_;
|
size = Common::AlignUp(size_, PageSize);
|
||||||
size = size_;
|
|
||||||
name = std::move(name_);
|
name = std::move(name_);
|
||||||
|
|
||||||
|
const size_t num_pages = Common::DivideUp(size, PageSize);
|
||||||
|
|
||||||
// Get the resource limit.
|
// Get the resource limit.
|
||||||
KResourceLimit* reslimit = kernel.GetSystemResourceLimit();
|
KResourceLimit* reslimit = kernel.GetSystemResourceLimit();
|
||||||
|
|
||||||
|
@ -39,6 +40,17 @@ Result KSharedMemory::Initialize(Core::DeviceMemory& device_memory_, KProcess* o
|
||||||
size_);
|
size_);
|
||||||
R_UNLESS(memory_reservation.Succeeded(), ResultLimitReached);
|
R_UNLESS(memory_reservation.Succeeded(), ResultLimitReached);
|
||||||
|
|
||||||
|
// Allocate the memory.
|
||||||
|
|
||||||
|
//! HACK: Open continuous mapping from sysmodule pool.
|
||||||
|
auto option = KMemoryManager::EncodeOption(KMemoryManager::Pool::Secure,
|
||||||
|
KMemoryManager::Direction::FromBack);
|
||||||
|
physical_address = kernel.MemoryManager().AllocateAndOpenContinuous(num_pages, 1, option);
|
||||||
|
R_UNLESS(physical_address != 0, ResultOutOfMemory);
|
||||||
|
|
||||||
|
//! Insert the result into our page group.
|
||||||
|
page_group.emplace(physical_address, num_pages);
|
||||||
|
|
||||||
// Commit our reservation.
|
// Commit our reservation.
|
||||||
memory_reservation.Commit();
|
memory_reservation.Commit();
|
||||||
|
|
||||||
|
@ -50,12 +62,23 @@ Result KSharedMemory::Initialize(Core::DeviceMemory& device_memory_, KProcess* o
|
||||||
is_initialized = true;
|
is_initialized = true;
|
||||||
|
|
||||||
// Clear all pages in the memory.
|
// Clear all pages in the memory.
|
||||||
std::memset(device_memory_.GetPointer<void>(physical_address_), 0, size_);
|
for (const auto& block : page_group->Nodes()) {
|
||||||
|
std::memset(device_memory_.GetPointer<void>(block.GetAddress()), 0, block.GetSize());
|
||||||
|
}
|
||||||
|
|
||||||
return ResultSuccess;
|
return ResultSuccess;
|
||||||
}
|
}
|
||||||
|
|
||||||
void KSharedMemory::Finalize() {
|
void KSharedMemory::Finalize() {
|
||||||
|
// Close and finalize the page group.
|
||||||
|
// page_group->Close();
|
||||||
|
// page_group->Finalize();
|
||||||
|
|
||||||
|
//! HACK: Manually close.
|
||||||
|
for (const auto& block : page_group->Nodes()) {
|
||||||
|
kernel.MemoryManager().Close(block.GetAddress(), block.GetNumPages());
|
||||||
|
}
|
||||||
|
|
||||||
// Release the memory reservation.
|
// Release the memory reservation.
|
||||||
resource_limit->Release(LimitableResource::PhysicalMemoryMax, size);
|
resource_limit->Release(LimitableResource::PhysicalMemoryMax, size);
|
||||||
resource_limit->Close();
|
resource_limit->Close();
|
||||||
|
@ -65,32 +88,28 @@ void KSharedMemory::Finalize() {
|
||||||
}
|
}
|
||||||
|
|
||||||
Result KSharedMemory::Map(KProcess& target_process, VAddr address, std::size_t map_size,
|
Result KSharedMemory::Map(KProcess& target_process, VAddr address, std::size_t map_size,
|
||||||
Svc::MemoryPermission permissions) {
|
Svc::MemoryPermission map_perm) {
|
||||||
const u64 page_count{(map_size + PageSize - 1) / PageSize};
|
// Validate the size.
|
||||||
|
R_UNLESS(size == map_size, ResultInvalidSize);
|
||||||
|
|
||||||
if (page_list.GetNumPages() != page_count) {
|
// Validate the permission.
|
||||||
UNIMPLEMENTED_MSG("Page count does not match");
|
const Svc::MemoryPermission test_perm =
|
||||||
}
|
|
||||||
|
|
||||||
const Svc::MemoryPermission expected =
|
|
||||||
&target_process == owner_process ? owner_permission : user_permission;
|
&target_process == owner_process ? owner_permission : user_permission;
|
||||||
|
if (test_perm == Svc::MemoryPermission::DontCare) {
|
||||||
if (permissions != expected) {
|
ASSERT(map_perm == Svc::MemoryPermission::Read || map_perm == Svc::MemoryPermission::Write);
|
||||||
UNIMPLEMENTED_MSG("Permission does not match");
|
} else {
|
||||||
|
R_UNLESS(map_perm == test_perm, ResultInvalidNewMemoryPermission);
|
||||||
}
|
}
|
||||||
|
|
||||||
return target_process.PageTable().MapPages(address, page_list, KMemoryState::Shared,
|
return target_process.PageTable().MapPages(address, *page_group, KMemoryState::Shared,
|
||||||
ConvertToKMemoryPermission(permissions));
|
ConvertToKMemoryPermission(map_perm));
|
||||||
}
|
}
|
||||||
|
|
||||||
Result KSharedMemory::Unmap(KProcess& target_process, VAddr address, std::size_t unmap_size) {
|
Result KSharedMemory::Unmap(KProcess& target_process, VAddr address, std::size_t unmap_size) {
|
||||||
const u64 page_count{(unmap_size + PageSize - 1) / PageSize};
|
// Validate the size.
|
||||||
|
R_UNLESS(size == unmap_size, ResultInvalidSize);
|
||||||
|
|
||||||
if (page_list.GetNumPages() != page_count) {
|
return target_process.PageTable().UnmapPages(address, *page_group, KMemoryState::Shared);
|
||||||
UNIMPLEMENTED_MSG("Page count does not match");
|
|
||||||
}
|
|
||||||
|
|
||||||
return target_process.PageTable().UnmapPages(address, page_list, KMemoryState::Shared);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
} // namespace Kernel
|
} // namespace Kernel
|
||||||
|
|
|
@ -3,6 +3,7 @@
|
||||||
|
|
||||||
#pragma once
|
#pragma once
|
||||||
|
|
||||||
|
#include <optional>
|
||||||
#include <string>
|
#include <string>
|
||||||
|
|
||||||
#include "common/common_types.h"
|
#include "common/common_types.h"
|
||||||
|
@ -26,9 +27,8 @@ public:
|
||||||
~KSharedMemory() override;
|
~KSharedMemory() override;
|
||||||
|
|
||||||
Result Initialize(Core::DeviceMemory& device_memory_, KProcess* owner_process_,
|
Result Initialize(Core::DeviceMemory& device_memory_, KProcess* owner_process_,
|
||||||
KPageGroup&& page_list_, Svc::MemoryPermission owner_permission_,
|
Svc::MemoryPermission owner_permission_,
|
||||||
Svc::MemoryPermission user_permission_, PAddr physical_address_,
|
Svc::MemoryPermission user_permission_, std::size_t size_, std::string name_);
|
||||||
std::size_t size_, std::string name_);
|
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Maps a shared memory block to an address in the target process' address space
|
* Maps a shared memory block to an address in the target process' address space
|
||||||
|
@ -76,7 +76,7 @@ public:
|
||||||
private:
|
private:
|
||||||
Core::DeviceMemory* device_memory{};
|
Core::DeviceMemory* device_memory{};
|
||||||
KProcess* owner_process{};
|
KProcess* owner_process{};
|
||||||
KPageGroup page_list;
|
std::optional<KPageGroup> page_group{};
|
||||||
Svc::MemoryPermission owner_permission{};
|
Svc::MemoryPermission owner_permission{};
|
||||||
Svc::MemoryPermission user_permission{};
|
Svc::MemoryPermission user_permission{};
|
||||||
PAddr physical_address{};
|
PAddr physical_address{};
|
||||||
|
|
|
@ -94,6 +94,7 @@ struct KernelCore::Impl {
|
||||||
pt_heap_region.GetSize());
|
pt_heap_region.GetSize());
|
||||||
}
|
}
|
||||||
|
|
||||||
|
InitializeHackSharedMemory();
|
||||||
RegisterHostThread(nullptr);
|
RegisterHostThread(nullptr);
|
||||||
|
|
||||||
default_service_thread = &CreateServiceThread(kernel, "DefaultServiceThread");
|
default_service_thread = &CreateServiceThread(kernel, "DefaultServiceThread");
|
||||||
|
@ -726,14 +727,14 @@ struct KernelCore::Impl {
|
||||||
}
|
}
|
||||||
|
|
||||||
void InitializeMemoryLayout() {
|
void InitializeMemoryLayout() {
|
||||||
const auto system_pool = memory_layout->GetKernelSystemPoolRegionPhysicalExtents();
|
|
||||||
|
|
||||||
// Initialize the memory manager.
|
// Initialize the memory manager.
|
||||||
memory_manager = std::make_unique<KMemoryManager>(system);
|
memory_manager = std::make_unique<KMemoryManager>(system);
|
||||||
const auto& management_region = memory_layout->GetPoolManagementRegion();
|
const auto& management_region = memory_layout->GetPoolManagementRegion();
|
||||||
ASSERT(management_region.GetEndAddress() != 0);
|
ASSERT(management_region.GetEndAddress() != 0);
|
||||||
memory_manager->Initialize(management_region.GetAddress(), management_region.GetSize());
|
memory_manager->Initialize(management_region.GetAddress(), management_region.GetSize());
|
||||||
|
}
|
||||||
|
|
||||||
|
void InitializeHackSharedMemory() {
|
||||||
// Setup memory regions for emulated processes
|
// Setup memory regions for emulated processes
|
||||||
// TODO(bunnei): These should not be hardcoded regions initialized within the kernel
|
// TODO(bunnei): These should not be hardcoded regions initialized within the kernel
|
||||||
constexpr std::size_t hid_size{0x40000};
|
constexpr std::size_t hid_size{0x40000};
|
||||||
|
@ -742,39 +743,23 @@ struct KernelCore::Impl {
|
||||||
constexpr std::size_t time_size{0x1000};
|
constexpr std::size_t time_size{0x1000};
|
||||||
constexpr std::size_t hidbus_size{0x1000};
|
constexpr std::size_t hidbus_size{0x1000};
|
||||||
|
|
||||||
const PAddr hid_phys_addr{system_pool.GetAddress()};
|
|
||||||
const PAddr font_phys_addr{system_pool.GetAddress() + hid_size};
|
|
||||||
const PAddr irs_phys_addr{system_pool.GetAddress() + hid_size + font_size};
|
|
||||||
const PAddr time_phys_addr{system_pool.GetAddress() + hid_size + font_size + irs_size};
|
|
||||||
const PAddr hidbus_phys_addr{system_pool.GetAddress() + hid_size + font_size + irs_size +
|
|
||||||
time_size};
|
|
||||||
|
|
||||||
hid_shared_mem = KSharedMemory::Create(system.Kernel());
|
hid_shared_mem = KSharedMemory::Create(system.Kernel());
|
||||||
font_shared_mem = KSharedMemory::Create(system.Kernel());
|
font_shared_mem = KSharedMemory::Create(system.Kernel());
|
||||||
irs_shared_mem = KSharedMemory::Create(system.Kernel());
|
irs_shared_mem = KSharedMemory::Create(system.Kernel());
|
||||||
time_shared_mem = KSharedMemory::Create(system.Kernel());
|
time_shared_mem = KSharedMemory::Create(system.Kernel());
|
||||||
hidbus_shared_mem = KSharedMemory::Create(system.Kernel());
|
hidbus_shared_mem = KSharedMemory::Create(system.Kernel());
|
||||||
|
|
||||||
hid_shared_mem->Initialize(system.DeviceMemory(), nullptr,
|
hid_shared_mem->Initialize(system.DeviceMemory(), nullptr, Svc::MemoryPermission::None,
|
||||||
{hid_phys_addr, hid_size / PageSize},
|
Svc::MemoryPermission::Read, hid_size, "HID:SharedMemory");
|
||||||
Svc::MemoryPermission::None, Svc::MemoryPermission::Read,
|
font_shared_mem->Initialize(system.DeviceMemory(), nullptr, Svc::MemoryPermission::None,
|
||||||
hid_phys_addr, hid_size, "HID:SharedMemory");
|
Svc::MemoryPermission::Read, font_size, "Font:SharedMemory");
|
||||||
font_shared_mem->Initialize(system.DeviceMemory(), nullptr,
|
irs_shared_mem->Initialize(system.DeviceMemory(), nullptr, Svc::MemoryPermission::None,
|
||||||
{font_phys_addr, font_size / PageSize},
|
Svc::MemoryPermission::Read, irs_size, "IRS:SharedMemory");
|
||||||
Svc::MemoryPermission::None, Svc::MemoryPermission::Read,
|
time_shared_mem->Initialize(system.DeviceMemory(), nullptr, Svc::MemoryPermission::None,
|
||||||
font_phys_addr, font_size, "Font:SharedMemory");
|
Svc::MemoryPermission::Read, time_size, "Time:SharedMemory");
|
||||||
irs_shared_mem->Initialize(system.DeviceMemory(), nullptr,
|
hidbus_shared_mem->Initialize(system.DeviceMemory(), nullptr, Svc::MemoryPermission::None,
|
||||||
{irs_phys_addr, irs_size / PageSize},
|
Svc::MemoryPermission::Read, hidbus_size,
|
||||||
Svc::MemoryPermission::None, Svc::MemoryPermission::Read,
|
"HidBus:SharedMemory");
|
||||||
irs_phys_addr, irs_size, "IRS:SharedMemory");
|
|
||||||
time_shared_mem->Initialize(system.DeviceMemory(), nullptr,
|
|
||||||
{time_phys_addr, time_size / PageSize},
|
|
||||||
Svc::MemoryPermission::None, Svc::MemoryPermission::Read,
|
|
||||||
time_phys_addr, time_size, "Time:SharedMemory");
|
|
||||||
hidbus_shared_mem->Initialize(system.DeviceMemory(), nullptr,
|
|
||||||
{hidbus_phys_addr, hidbus_size / PageSize},
|
|
||||||
Svc::MemoryPermission::None, Svc::MemoryPermission::Read,
|
|
||||||
hidbus_phys_addr, hidbus_size, "HidBus:SharedMemory");
|
|
||||||
}
|
}
|
||||||
|
|
||||||
KClientPort* CreateNamedServicePort(std::string name) {
|
KClientPort* CreateNamedServicePort(std::string name) {
|
||||||
|
|
Loading…
Reference in a new issue