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https://github.com/citra-mirror/citra.git
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Merge pull request #1689 from Subv/shmem
Kernel: Implemented shared memory.
This commit is contained in:
commit
18b517e236
@ -52,6 +52,7 @@ set(SRCS
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hle/service/apt/apt_a.cpp
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hle/service/apt/apt_a.cpp
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hle/service/apt/apt_s.cpp
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hle/service/apt/apt_s.cpp
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hle/service/apt/apt_u.cpp
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hle/service/apt/apt_u.cpp
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hle/service/apt/bcfnt/bcfnt.cpp
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hle/service/boss/boss.cpp
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hle/service/boss/boss.cpp
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hle/service/boss/boss_p.cpp
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hle/service/boss/boss_p.cpp
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hle/service/boss/boss_u.cpp
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hle/service/boss/boss_u.cpp
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@ -185,6 +186,7 @@ set(HEADERS
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hle/service/apt/apt_a.h
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hle/service/apt/apt_a.h
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hle/service/apt/apt_s.h
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hle/service/apt/apt_s.h
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hle/service/apt/apt_u.h
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hle/service/apt/apt_u.h
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hle/service/apt/bcfnt/bcfnt.h
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hle/service/boss/boss.h
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hle/service/boss/boss.h
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hle/service/boss/boss_p.h
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hle/service/boss/boss_p.h
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hle/service/boss/boss_u.h
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hle/service/boss/boss_u.h
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@ -65,6 +65,7 @@ protected:
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virtual ResultCode StartImpl(const Service::APT::AppletStartupParameter& parameter) = 0;
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virtual ResultCode StartImpl(const Service::APT::AppletStartupParameter& parameter) = 0;
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Service::APT::AppletId id; ///< Id of this Applet
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Service::APT::AppletId id; ///< Id of this Applet
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std::shared_ptr<std::vector<u8>> heap_memory; ///< Heap memory for this Applet
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};
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};
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/// Returns whether a library applet is currently running
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/// Returns whether a library applet is currently running
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@ -35,9 +35,14 @@ ResultCode MiiSelector::ReceiveParameter(const Service::APT::MessageParameter& p
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ASSERT(sizeof(capture_info) == parameter.buffer_size);
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ASSERT(sizeof(capture_info) == parameter.buffer_size);
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memcpy(&capture_info, parameter.data, sizeof(capture_info));
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memcpy(&capture_info, parameter.data, sizeof(capture_info));
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using Kernel::MemoryPermission;
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using Kernel::MemoryPermission;
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framebuffer_memory = Kernel::SharedMemory::Create(capture_info.size, MemoryPermission::ReadWrite,
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// Allocate a heap block of the required size for this applet.
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MemoryPermission::ReadWrite, "MiiSelector Memory");
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heap_memory = std::make_shared<std::vector<u8>>(capture_info.size);
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// Create a SharedMemory that directly points to this heap block.
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framebuffer_memory = Kernel::SharedMemory::CreateForApplet(heap_memory, 0, heap_memory->size(),
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MemoryPermission::ReadWrite, MemoryPermission::ReadWrite,
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"MiiSelector Memory");
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// Send the response message with the newly created SharedMemory
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// Send the response message with the newly created SharedMemory
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Service::APT::MessageParameter result;
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Service::APT::MessageParameter result;
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@ -40,8 +40,12 @@ ResultCode SoftwareKeyboard::ReceiveParameter(Service::APT::MessageParameter con
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memcpy(&capture_info, parameter.data, sizeof(capture_info));
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memcpy(&capture_info, parameter.data, sizeof(capture_info));
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using Kernel::MemoryPermission;
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using Kernel::MemoryPermission;
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framebuffer_memory = Kernel::SharedMemory::Create(capture_info.size, MemoryPermission::ReadWrite,
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// Allocate a heap block of the required size for this applet.
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MemoryPermission::ReadWrite, "SoftwareKeyboard Memory");
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heap_memory = std::make_shared<std::vector<u8>>(capture_info.size);
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// Create a SharedMemory that directly points to this heap block.
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framebuffer_memory = Kernel::SharedMemory::CreateForApplet(heap_memory, 0, heap_memory->size(),
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MemoryPermission::ReadWrite, MemoryPermission::ReadWrite,
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"SoftwareKeyboard Memory");
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// Send the response message with the newly created SharedMemory
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// Send the response message with the newly created SharedMemory
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Service::APT::MessageParameter result;
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Service::APT::MessageParameter result;
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@ -170,7 +170,8 @@ template<ResultCode func(s64*, u32, s32)> void Wrap() {
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template<ResultCode func(u32*, u32, u32, u32, u32)> void Wrap() {
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template<ResultCode func(u32*, u32, u32, u32, u32)> void Wrap() {
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u32 param_1 = 0;
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u32 param_1 = 0;
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u32 retval = func(¶m_1, PARAM(1), PARAM(2), PARAM(3), PARAM(4)).raw;
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// The last parameter is passed in R0 instead of R4
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u32 retval = func(¶m_1, PARAM(1), PARAM(2), PARAM(3), PARAM(0)).raw;
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Core::g_app_core->SetReg(1, param_1);
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Core::g_app_core->SetReg(1, param_1);
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FuncReturn(retval);
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FuncReturn(retval);
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}
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}
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@ -107,7 +107,6 @@ struct MemoryArea {
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// We don't declare the IO regions in here since its handled by other means.
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// We don't declare the IO regions in here since its handled by other means.
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static MemoryArea memory_areas[] = {
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static MemoryArea memory_areas[] = {
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{SHARED_MEMORY_VADDR, SHARED_MEMORY_SIZE, "Shared Memory"}, // Shared memory
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{VRAM_VADDR, VRAM_SIZE, "VRAM"}, // Video memory (VRAM)
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{VRAM_VADDR, VRAM_SIZE, "VRAM"}, // Video memory (VRAM)
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};
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};
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@ -209,7 +209,7 @@ ResultVal<VAddr> Process::LinearAllocate(VAddr target, u32 size, VMAPermission p
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return ERR_INVALID_ADDRESS;
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return ERR_INVALID_ADDRESS;
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}
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}
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// Expansion of the linear heap is only allowed if you do an allocation immediatelly at its
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// Expansion of the linear heap is only allowed if you do an allocation immediately at its
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// end. It's possible to free gaps in the middle of the heap and then reallocate them later,
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// end. It's possible to free gaps in the middle of the heap and then reallocate them later,
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// but expansions are only allowed at the end.
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// but expansions are only allowed at the end.
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if (target == heap_end) {
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if (target == heap_end) {
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@ -7,6 +7,7 @@
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#include "common/logging/log.h"
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#include "common/logging/log.h"
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#include "core/memory.h"
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#include "core/memory.h"
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#include "core/hle/kernel/memory.h"
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#include "core/hle/kernel/shared_memory.h"
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#include "core/hle/kernel/shared_memory.h"
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namespace Kernel {
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namespace Kernel {
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@ -14,93 +15,157 @@ namespace Kernel {
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SharedMemory::SharedMemory() {}
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SharedMemory::SharedMemory() {}
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SharedMemory::~SharedMemory() {}
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SharedMemory::~SharedMemory() {}
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SharedPtr<SharedMemory> SharedMemory::Create(u32 size, MemoryPermission permissions,
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SharedPtr<SharedMemory> SharedMemory::Create(SharedPtr<Process> owner_process, u32 size, MemoryPermission permissions,
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MemoryPermission other_permissions, std::string name) {
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MemoryPermission other_permissions, VAddr address, MemoryRegion region, std::string name) {
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SharedPtr<SharedMemory> shared_memory(new SharedMemory);
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SharedPtr<SharedMemory> shared_memory(new SharedMemory);
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shared_memory->owner_process = owner_process;
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shared_memory->name = std::move(name);
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shared_memory->name = std::move(name);
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shared_memory->base_address = 0x0;
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shared_memory->fixed_address = 0x0;
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shared_memory->size = size;
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shared_memory->size = size;
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shared_memory->permissions = permissions;
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shared_memory->permissions = permissions;
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shared_memory->other_permissions = other_permissions;
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shared_memory->other_permissions = other_permissions;
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if (address == 0) {
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// We need to allocate a block from the Linear Heap ourselves.
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// We'll manually allocate some memory from the linear heap in the specified region.
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MemoryRegionInfo* memory_region = GetMemoryRegion(region);
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auto& linheap_memory = memory_region->linear_heap_memory;
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ASSERT_MSG(linheap_memory->size() + size <= memory_region->size, "Not enough space in region to allocate shared memory!");
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shared_memory->backing_block = linheap_memory;
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shared_memory->backing_block_offset = linheap_memory->size();
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// Allocate some memory from the end of the linear heap for this region.
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linheap_memory->insert(linheap_memory->end(), size, 0);
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memory_region->used += size;
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shared_memory->linear_heap_phys_address = Memory::FCRAM_PADDR + memory_region->base + shared_memory->backing_block_offset;
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// Increase the amount of used linear heap memory for the owner process.
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if (shared_memory->owner_process != nullptr) {
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shared_memory->owner_process->linear_heap_used += size;
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}
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// Refresh the address mappings for the current process.
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if (Kernel::g_current_process != nullptr) {
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Kernel::g_current_process->vm_manager.RefreshMemoryBlockMappings(linheap_memory.get());
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}
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} else {
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// TODO(Subv): What happens if an application tries to create multiple memory blocks pointing to the same address?
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auto& vm_manager = shared_memory->owner_process->vm_manager;
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// The memory is already available and mapped in the owner process.
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auto vma = vm_manager.FindVMA(address)->second;
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// Copy it over to our own storage
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shared_memory->backing_block = std::make_shared<std::vector<u8>>(vma.backing_block->data() + vma.offset,
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vma.backing_block->data() + vma.offset + size);
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shared_memory->backing_block_offset = 0;
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// Unmap the existing pages
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vm_manager.UnmapRange(address, size);
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// Map our own block into the address space
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vm_manager.MapMemoryBlock(address, shared_memory->backing_block, 0, size, MemoryState::Shared);
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// Reprotect the block with the new permissions
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vm_manager.ReprotectRange(address, size, ConvertPermissions(permissions));
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}
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shared_memory->base_address = address;
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return shared_memory;
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return shared_memory;
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}
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}
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ResultCode SharedMemory::Map(VAddr address, MemoryPermission permissions,
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SharedPtr<SharedMemory> SharedMemory::CreateForApplet(std::shared_ptr<std::vector<u8>> heap_block, u32 offset, u32 size,
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MemoryPermission permissions, MemoryPermission other_permissions, std::string name) {
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SharedPtr<SharedMemory> shared_memory(new SharedMemory);
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shared_memory->owner_process = nullptr;
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shared_memory->name = std::move(name);
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shared_memory->size = size;
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shared_memory->permissions = permissions;
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shared_memory->other_permissions = other_permissions;
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shared_memory->backing_block = heap_block;
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shared_memory->backing_block_offset = offset;
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shared_memory->base_address = Memory::HEAP_VADDR + offset;
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return shared_memory;
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}
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ResultCode SharedMemory::Map(Process* target_process, VAddr address, MemoryPermission permissions,
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MemoryPermission other_permissions) {
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MemoryPermission other_permissions) {
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if (base_address != 0) {
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MemoryPermission own_other_permissions = target_process == owner_process ? this->permissions : this->other_permissions;
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LOG_ERROR(Kernel, "cannot map id=%u, address=0x%08X name=%s: already mapped at 0x%08X!",
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GetObjectId(), address, name.c_str(), base_address);
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// Automatically allocated memory blocks can only be mapped with other_permissions = DontCare
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// TODO: Verify error code with hardware
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if (base_address == 0 && other_permissions != MemoryPermission::DontCare) {
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return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::Kernel,
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return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::OS, ErrorSummary::InvalidArgument, ErrorLevel::Usage);
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ErrorSummary::InvalidArgument, ErrorLevel::Permanent);
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}
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}
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// TODO(Subv): Return E0E01BEE when permissions and other_permissions don't
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// Error out if the requested permissions don't match what the creator process allows.
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// match what was specified when the memory block was created.
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if (static_cast<u32>(permissions) & ~static_cast<u32>(own_other_permissions)) {
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LOG_ERROR(Kernel, "cannot map id=%u, address=0x%08X name=%s, permissions don't match",
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// TODO(Subv): Return E0E01BEE when address should be 0.
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// Note: Find out when that's the case.
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if (fixed_address != 0) {
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if (address != 0 && address != fixed_address) {
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LOG_ERROR(Kernel, "cannot map id=%u, address=0x%08X name=%s: fixed_addres is 0x%08X!",
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GetObjectId(), address, name.c_str(), fixed_address);
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// TODO: Verify error code with hardware
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return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::Kernel,
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ErrorSummary::InvalidArgument, ErrorLevel::Permanent);
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}
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// HACK(yuriks): This is only here to support the APT shared font mapping right now.
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// Later, this should actually map the memory block onto the address space.
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return RESULT_SUCCESS;
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}
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if (address < Memory::SHARED_MEMORY_VADDR || address + size >= Memory::SHARED_MEMORY_VADDR_END) {
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LOG_ERROR(Kernel, "cannot map id=%u, address=0x%08X name=%s outside of shared mem bounds!",
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GetObjectId(), address, name.c_str());
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GetObjectId(), address, name.c_str());
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// TODO: Verify error code with hardware
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return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::OS, ErrorSummary::InvalidArgument, ErrorLevel::Usage);
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return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::Kernel,
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ErrorSummary::InvalidArgument, ErrorLevel::Permanent);
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}
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}
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// TODO: Test permissions
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// Heap-backed memory blocks can not be mapped with other_permissions = DontCare
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if (base_address != 0 && other_permissions == MemoryPermission::DontCare) {
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// HACK: Since there's no way to write to the memory block without mapping it onto the game
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LOG_ERROR(Kernel, "cannot map id=%u, address=0x%08X name=%s, permissions don't match",
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// process yet, at least initialize memory the first time it's mapped.
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GetObjectId(), address, name.c_str());
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if (address != this->base_address) {
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return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::OS, ErrorSummary::InvalidArgument, ErrorLevel::Usage);
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std::memset(Memory::GetPointer(address), 0, size);
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}
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}
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this->base_address = address;
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// Error out if the provided permissions are not compatible with what the creator process needs.
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if (other_permissions != MemoryPermission::DontCare &&
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return RESULT_SUCCESS;
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static_cast<u32>(this->permissions) & ~static_cast<u32>(other_permissions)) {
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LOG_ERROR(Kernel, "cannot map id=%u, address=0x%08X name=%s, permissions don't match",
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GetObjectId(), address, name.c_str());
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return ResultCode(ErrorDescription::WrongPermission, ErrorModule::OS, ErrorSummary::WrongArgument, ErrorLevel::Permanent);
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}
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}
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ResultCode SharedMemory::Unmap(VAddr address) {
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// TODO(Subv): Check for the Shared Device Mem flag in the creator process.
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if (base_address == 0) {
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/*if (was_created_with_shared_device_mem && address != 0) {
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// TODO(Subv): Verify what actually happens when you want to unmap a memory block that
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return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::OS, ErrorSummary::InvalidArgument, ErrorLevel::Usage);
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// was originally mapped with address = 0
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}*/
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return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::OS, ErrorSummary::InvalidArgument, ErrorLevel::Usage);
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// TODO(Subv): The same process that created a SharedMemory object
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// can not map it in its own address space unless it was created with addr=0, result 0xD900182C.
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if (address != 0) {
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if (address < Memory::HEAP_VADDR || address + size >= Memory::SHARED_MEMORY_VADDR_END) {
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LOG_ERROR(Kernel, "cannot map id=%u, address=0x%08X name=%s, invalid address",
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GetObjectId(), address, name.c_str());
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return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::OS,
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ErrorSummary::InvalidArgument, ErrorLevel::Usage);
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}
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}
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}
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if (base_address != address)
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VAddr target_address = address;
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return ResultCode(ErrorDescription::WrongAddress, ErrorModule::OS, ErrorSummary::InvalidState, ErrorLevel::Usage);
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base_address = 0;
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if (base_address == 0 && target_address == 0) {
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// Calculate the address at which to map the memory block.
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return RESULT_SUCCESS;
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target_address = Memory::PhysicalToVirtualAddress(linear_heap_phys_address);
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}
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}
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// Map the memory block into the target process
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auto result = target_process->vm_manager.MapMemoryBlock(target_address, backing_block, backing_block_offset, size, MemoryState::Shared);
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if (result.Failed()) {
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LOG_ERROR(Kernel, "cannot map id=%u, target_address=0x%08X name=%s, error mapping to virtual memory",
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GetObjectId(), target_address, name.c_str());
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return result.Code();
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}
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return target_process->vm_manager.ReprotectRange(target_address, size, ConvertPermissions(permissions));
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}
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ResultCode SharedMemory::Unmap(Process* target_process, VAddr address) {
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// TODO(Subv): Verify what happens if the application tries to unmap an address that is not mapped to a SharedMemory.
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return target_process->vm_manager.UnmapRange(address, size);
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}
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VMAPermission SharedMemory::ConvertPermissions(MemoryPermission permission) {
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u32 masked_permissions = static_cast<u32>(permission) & static_cast<u32>(MemoryPermission::ReadWriteExecute);
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return static_cast<VMAPermission>(masked_permissions);
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};
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u8* SharedMemory::GetPointer(u32 offset) {
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u8* SharedMemory::GetPointer(u32 offset) {
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if (base_address != 0)
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return backing_block->data() + backing_block_offset + offset;
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return Memory::GetPointer(base_address + offset);
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LOG_ERROR(Kernel_SVC, "memory block id=%u not mapped!", GetObjectId());
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return nullptr;
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}
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}
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|
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} // namespace
|
} // namespace
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||||||
|
@ -9,6 +9,7 @@
|
|||||||
#include "common/common_types.h"
|
#include "common/common_types.h"
|
||||||
|
|
||||||
#include "core/hle/kernel/kernel.h"
|
#include "core/hle/kernel/kernel.h"
|
||||||
|
#include "core/hle/kernel/process.h"
|
||||||
#include "core/hle/result.h"
|
#include "core/hle/result.h"
|
||||||
|
|
||||||
namespace Kernel {
|
namespace Kernel {
|
||||||
@ -29,14 +30,29 @@ enum class MemoryPermission : u32 {
|
|||||||
class SharedMemory final : public Object {
|
class SharedMemory final : public Object {
|
||||||
public:
|
public:
|
||||||
/**
|
/**
|
||||||
* Creates a shared memory object
|
* Creates a shared memory object.
|
||||||
|
* @param owner_process Process that created this shared memory object.
|
||||||
|
* @param size Size of the memory block. Must be page-aligned.
|
||||||
|
* @param permissions Permission restrictions applied to the process which created the block.
|
||||||
|
* @param other_permissions Permission restrictions applied to other processes mapping the block.
|
||||||
|
* @param address The address from which to map the Shared Memory.
|
||||||
|
* @param region If the address is 0, the shared memory will be allocated in this region of the linear heap.
|
||||||
|
* @param name Optional object name, used for debugging purposes.
|
||||||
|
*/
|
||||||
|
static SharedPtr<SharedMemory> Create(SharedPtr<Process> owner_process, u32 size, MemoryPermission permissions,
|
||||||
|
MemoryPermission other_permissions, VAddr address = 0, MemoryRegion region = MemoryRegion::BASE, std::string name = "Unknown");
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Creates a shared memory object from a block of memory managed by an HLE applet.
|
||||||
|
* @param heap_block Heap block of the HLE applet.
|
||||||
|
* @param offset The offset into the heap block that the SharedMemory will map.
|
||||||
* @param size Size of the memory block. Must be page-aligned.
|
* @param size Size of the memory block. Must be page-aligned.
|
||||||
* @param permissions Permission restrictions applied to the process which created the block.
|
* @param permissions Permission restrictions applied to the process which created the block.
|
||||||
* @param other_permissions Permission restrictions applied to other processes mapping the block.
|
* @param other_permissions Permission restrictions applied to other processes mapping the block.
|
||||||
* @param name Optional object name, used for debugging purposes.
|
* @param name Optional object name, used for debugging purposes.
|
||||||
*/
|
*/
|
||||||
static SharedPtr<SharedMemory> Create(u32 size, MemoryPermission permissions,
|
static SharedPtr<SharedMemory> CreateForApplet(std::shared_ptr<std::vector<u8>> heap_block, u32 offset, u32 size,
|
||||||
MemoryPermission other_permissions, std::string name = "Unknown");
|
MemoryPermission permissions, MemoryPermission other_permissions, std::string name = "Unknown Applet");
|
||||||
|
|
||||||
std::string GetTypeName() const override { return "SharedMemory"; }
|
std::string GetTypeName() const override { return "SharedMemory"; }
|
||||||
std::string GetName() const override { return name; }
|
std::string GetName() const override { return name; }
|
||||||
@ -45,19 +61,27 @@ public:
|
|||||||
HandleType GetHandleType() const override { return HANDLE_TYPE; }
|
HandleType GetHandleType() const override { return HANDLE_TYPE; }
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Maps a shared memory block to an address in system memory
|
* Converts the specified MemoryPermission into the equivalent VMAPermission.
|
||||||
|
* @param permission The MemoryPermission to convert.
|
||||||
|
*/
|
||||||
|
static VMAPermission ConvertPermissions(MemoryPermission permission);
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Maps a shared memory block to an address in the target process' address space
|
||||||
|
* @param target_process Process on which to map the memory block.
|
||||||
* @param address Address in system memory to map shared memory block to
|
* @param address Address in system memory to map shared memory block to
|
||||||
* @param permissions Memory block map permissions (specified by SVC field)
|
* @param permissions Memory block map permissions (specified by SVC field)
|
||||||
* @param other_permissions Memory block map other permissions (specified by SVC field)
|
* @param other_permissions Memory block map other permissions (specified by SVC field)
|
||||||
*/
|
*/
|
||||||
ResultCode Map(VAddr address, MemoryPermission permissions, MemoryPermission other_permissions);
|
ResultCode Map(Process* target_process, VAddr address, MemoryPermission permissions, MemoryPermission other_permissions);
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Unmaps a shared memory block from the specified address in system memory
|
* Unmaps a shared memory block from the specified address in system memory
|
||||||
|
* @param target_process Process from which to umap the memory block.
|
||||||
* @param address Address in system memory where the shared memory block is mapped
|
* @param address Address in system memory where the shared memory block is mapped
|
||||||
* @return Result code of the unmap operation
|
* @return Result code of the unmap operation
|
||||||
*/
|
*/
|
||||||
ResultCode Unmap(VAddr address);
|
ResultCode Unmap(Process* target_process, VAddr address);
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Gets a pointer to the shared memory block
|
* Gets a pointer to the shared memory block
|
||||||
@ -66,10 +90,16 @@ public:
|
|||||||
*/
|
*/
|
||||||
u8* GetPointer(u32 offset = 0);
|
u8* GetPointer(u32 offset = 0);
|
||||||
|
|
||||||
/// Address of shared memory block in the process.
|
/// Process that created this shared memory block.
|
||||||
|
SharedPtr<Process> owner_process;
|
||||||
|
/// Address of shared memory block in the owner process if specified.
|
||||||
VAddr base_address;
|
VAddr base_address;
|
||||||
/// Fixed address to allow mapping to. Used for blocks created from the linear heap.
|
/// Physical address of the shared memory block in the linear heap if no address was specified during creation.
|
||||||
VAddr fixed_address;
|
PAddr linear_heap_phys_address;
|
||||||
|
/// Backing memory for this shared memory block.
|
||||||
|
std::shared_ptr<std::vector<u8>> backing_block;
|
||||||
|
/// Offset into the backing block for this shared memory.
|
||||||
|
u32 backing_block_offset;
|
||||||
/// Size of the memory block. Page-aligned.
|
/// Size of the memory block. Page-aligned.
|
||||||
u32 size;
|
u32 size;
|
||||||
/// Permission restrictions applied to the process which created the block.
|
/// Permission restrictions applied to the process which created the block.
|
||||||
|
@ -17,6 +17,7 @@
|
|||||||
/// Detailed description of the error. This listing is likely incomplete.
|
/// Detailed description of the error. This listing is likely incomplete.
|
||||||
enum class ErrorDescription : u32 {
|
enum class ErrorDescription : u32 {
|
||||||
Success = 0,
|
Success = 0,
|
||||||
|
WrongPermission = 46,
|
||||||
OS_InvalidBufferDescriptor = 48,
|
OS_InvalidBufferDescriptor = 48,
|
||||||
WrongAddress = 53,
|
WrongAddress = 53,
|
||||||
FS_NotFound = 120,
|
FS_NotFound = 120,
|
||||||
|
@ -12,6 +12,7 @@
|
|||||||
#include "core/hle/service/apt/apt_a.h"
|
#include "core/hle/service/apt/apt_a.h"
|
||||||
#include "core/hle/service/apt/apt_s.h"
|
#include "core/hle/service/apt/apt_s.h"
|
||||||
#include "core/hle/service/apt/apt_u.h"
|
#include "core/hle/service/apt/apt_u.h"
|
||||||
|
#include "core/hle/service/apt/bcfnt/bcfnt.h"
|
||||||
#include "core/hle/service/fs/archive.h"
|
#include "core/hle/service/fs/archive.h"
|
||||||
|
|
||||||
#include "core/hle/kernel/event.h"
|
#include "core/hle/kernel/event.h"
|
||||||
@ -22,23 +23,14 @@
|
|||||||
namespace Service {
|
namespace Service {
|
||||||
namespace APT {
|
namespace APT {
|
||||||
|
|
||||||
// Address used for shared font (as observed on HW)
|
|
||||||
// TODO(bunnei): This is the hard-coded address where we currently dump the shared font from via
|
|
||||||
// https://github.com/citra-emu/3dsutils. This is technically a hack, and will not work at any
|
|
||||||
// address other than 0x18000000 due to internal pointers in the shared font dump that would need to
|
|
||||||
// be relocated. This might be fixed by dumping the shared font @ address 0x00000000 and then
|
|
||||||
// correctly mapping it in Citra, however we still do not understand how the mapping is determined.
|
|
||||||
static const VAddr SHARED_FONT_VADDR = 0x18000000;
|
|
||||||
|
|
||||||
/// Handle to shared memory region designated to for shared system font
|
/// Handle to shared memory region designated to for shared system font
|
||||||
static Kernel::SharedPtr<Kernel::SharedMemory> shared_font_mem;
|
static Kernel::SharedPtr<Kernel::SharedMemory> shared_font_mem;
|
||||||
|
static bool shared_font_relocated = false;
|
||||||
|
|
||||||
static Kernel::SharedPtr<Kernel::Mutex> lock;
|
static Kernel::SharedPtr<Kernel::Mutex> lock;
|
||||||
static Kernel::SharedPtr<Kernel::Event> notification_event; ///< APT notification event
|
static Kernel::SharedPtr<Kernel::Event> notification_event; ///< APT notification event
|
||||||
static Kernel::SharedPtr<Kernel::Event> parameter_event; ///< APT parameter event
|
static Kernel::SharedPtr<Kernel::Event> parameter_event; ///< APT parameter event
|
||||||
|
|
||||||
static std::shared_ptr<std::vector<u8>> shared_font;
|
|
||||||
|
|
||||||
static u32 cpu_percent; ///< CPU time available to the running application
|
static u32 cpu_percent; ///< CPU time available to the running application
|
||||||
|
|
||||||
/// Parameter data to be returned in the next call to Glance/ReceiveParameter
|
/// Parameter data to be returned in the next call to Glance/ReceiveParameter
|
||||||
@ -74,23 +66,25 @@ void Initialize(Service::Interface* self) {
|
|||||||
void GetSharedFont(Service::Interface* self) {
|
void GetSharedFont(Service::Interface* self) {
|
||||||
u32* cmd_buff = Kernel::GetCommandBuffer();
|
u32* cmd_buff = Kernel::GetCommandBuffer();
|
||||||
|
|
||||||
if (shared_font != nullptr) {
|
// The shared font has to be relocated to the new address before being passed to the application.
|
||||||
// TODO(yuriks): This is a hack to keep this working right now even with our completely
|
VAddr target_address = Memory::PhysicalToVirtualAddress(shared_font_mem->linear_heap_phys_address);
|
||||||
// broken shared memory system.
|
// The shared font dumped by 3dsutils (https://github.com/citra-emu/3dsutils) uses this address as base,
|
||||||
shared_font_mem->fixed_address = SHARED_FONT_VADDR;
|
// so we relocate it from there to our real address.
|
||||||
Kernel::g_current_process->vm_manager.MapMemoryBlock(shared_font_mem->fixed_address,
|
// TODO(Subv): This address is wrong if the shared font is dumped from a n3DS,
|
||||||
shared_font, 0, shared_font_mem->size, Kernel::MemoryState::Shared);
|
// we need a way to automatically calculate the original address of the font from the file.
|
||||||
|
static const VAddr SHARED_FONT_VADDR = 0x18000000;
|
||||||
|
if (!shared_font_relocated) {
|
||||||
|
BCFNT::RelocateSharedFont(shared_font_mem, SHARED_FONT_VADDR, target_address);
|
||||||
|
shared_font_relocated = true;
|
||||||
|
}
|
||||||
cmd_buff[0] = IPC::MakeHeader(0x44, 2, 2);
|
cmd_buff[0] = IPC::MakeHeader(0x44, 2, 2);
|
||||||
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
|
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
|
||||||
cmd_buff[2] = SHARED_FONT_VADDR;
|
// Since the SharedMemory interface doesn't provide the address at which the memory was allocated,
|
||||||
|
// the real APT service calculates this address by scanning the entire address space (using svcQueryMemory)
|
||||||
|
// and searches for an allocation of the same size as the Shared Font.
|
||||||
|
cmd_buff[2] = target_address;
|
||||||
cmd_buff[3] = IPC::MoveHandleDesc();
|
cmd_buff[3] = IPC::MoveHandleDesc();
|
||||||
cmd_buff[4] = Kernel::g_handle_table.Create(shared_font_mem).MoveFrom();
|
cmd_buff[4] = Kernel::g_handle_table.Create(shared_font_mem).MoveFrom();
|
||||||
} else {
|
|
||||||
cmd_buff[0] = IPC::MakeHeader(0x44, 1, 0);
|
|
||||||
cmd_buff[1] = -1; // Generic error (not really possible to verify this on hardware)
|
|
||||||
LOG_ERROR(Kernel_SVC, "called, but %s has not been loaded!", SHARED_FONT);
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void NotifyToWait(Service::Interface* self) {
|
void NotifyToWait(Service::Interface* self) {
|
||||||
@ -433,14 +427,12 @@ void Init() {
|
|||||||
FileUtil::IOFile file(filepath, "rb");
|
FileUtil::IOFile file(filepath, "rb");
|
||||||
|
|
||||||
if (file.IsOpen()) {
|
if (file.IsOpen()) {
|
||||||
// Read shared font data
|
|
||||||
shared_font = std::make_shared<std::vector<u8>>((size_t)file.GetSize());
|
|
||||||
file.ReadBytes(shared_font->data(), shared_font->size());
|
|
||||||
|
|
||||||
// Create shared font memory object
|
// Create shared font memory object
|
||||||
using Kernel::MemoryPermission;
|
using Kernel::MemoryPermission;
|
||||||
shared_font_mem = Kernel::SharedMemory::Create(3 * 1024 * 1024, // 3MB
|
shared_font_mem = Kernel::SharedMemory::Create(nullptr, 0x332000, // 3272 KB
|
||||||
MemoryPermission::ReadWrite, MemoryPermission::Read, "APT_U:shared_font_mem");
|
MemoryPermission::ReadWrite, MemoryPermission::Read, 0, Kernel::MemoryRegion::SYSTEM, "APT:SharedFont");
|
||||||
|
// Read shared font data
|
||||||
|
file.ReadBytes(shared_font_mem->GetPointer(), file.GetSize());
|
||||||
} else {
|
} else {
|
||||||
LOG_WARNING(Service_APT, "Unable to load shared font: %s", filepath.c_str());
|
LOG_WARNING(Service_APT, "Unable to load shared font: %s", filepath.c_str());
|
||||||
shared_font_mem = nullptr;
|
shared_font_mem = nullptr;
|
||||||
@ -459,8 +451,8 @@ void Init() {
|
|||||||
}
|
}
|
||||||
|
|
||||||
void Shutdown() {
|
void Shutdown() {
|
||||||
shared_font = nullptr;
|
|
||||||
shared_font_mem = nullptr;
|
shared_font_mem = nullptr;
|
||||||
|
shared_font_relocated = false;
|
||||||
lock = nullptr;
|
lock = nullptr;
|
||||||
notification_event = nullptr;
|
notification_event = nullptr;
|
||||||
parameter_event = nullptr;
|
parameter_event = nullptr;
|
||||||
|
71
src/core/hle/service/apt/bcfnt/bcfnt.cpp
Normal file
71
src/core/hle/service/apt/bcfnt/bcfnt.cpp
Normal file
@ -0,0 +1,71 @@
|
|||||||
|
// Copyright 2016 Citra Emulator Project
|
||||||
|
// Licensed under GPLv2 or any later version
|
||||||
|
// Refer to the license.txt file included.
|
||||||
|
|
||||||
|
#include "core/hle/service/apt/bcfnt/bcfnt.h"
|
||||||
|
#include "core/hle/service/service.h"
|
||||||
|
|
||||||
|
namespace Service {
|
||||||
|
namespace APT {
|
||||||
|
namespace BCFNT {
|
||||||
|
|
||||||
|
void RelocateSharedFont(Kernel::SharedPtr<Kernel::SharedMemory> shared_font, VAddr previous_address, VAddr new_address) {
|
||||||
|
static const u32 SharedFontStartOffset = 0x80;
|
||||||
|
u8* data = shared_font->GetPointer(SharedFontStartOffset);
|
||||||
|
|
||||||
|
CFNT cfnt;
|
||||||
|
memcpy(&cfnt, data, sizeof(cfnt));
|
||||||
|
|
||||||
|
// Advance past the header
|
||||||
|
data = shared_font->GetPointer(SharedFontStartOffset + cfnt.header_size);
|
||||||
|
|
||||||
|
for (unsigned block = 0; block < cfnt.num_blocks; ++block) {
|
||||||
|
|
||||||
|
u32 section_size = 0;
|
||||||
|
if (memcmp(data, "FINF", 4) == 0) {
|
||||||
|
BCFNT::FINF finf;
|
||||||
|
memcpy(&finf, data, sizeof(finf));
|
||||||
|
section_size = finf.section_size;
|
||||||
|
|
||||||
|
// Relocate the offsets in the FINF section
|
||||||
|
finf.cmap_offset += new_address - previous_address;
|
||||||
|
finf.cwdh_offset += new_address - previous_address;
|
||||||
|
finf.tglp_offset += new_address - previous_address;
|
||||||
|
|
||||||
|
memcpy(data, &finf, sizeof(finf));
|
||||||
|
} else if (memcmp(data, "CMAP", 4) == 0) {
|
||||||
|
BCFNT::CMAP cmap;
|
||||||
|
memcpy(&cmap, data, sizeof(cmap));
|
||||||
|
section_size = cmap.section_size;
|
||||||
|
|
||||||
|
// Relocate the offsets in the CMAP section
|
||||||
|
cmap.next_cmap_offset += new_address - previous_address;
|
||||||
|
|
||||||
|
memcpy(data, &cmap, sizeof(cmap));
|
||||||
|
} else if (memcmp(data, "CWDH", 4) == 0) {
|
||||||
|
BCFNT::CWDH cwdh;
|
||||||
|
memcpy(&cwdh, data, sizeof(cwdh));
|
||||||
|
section_size = cwdh.section_size;
|
||||||
|
|
||||||
|
// Relocate the offsets in the CWDH section
|
||||||
|
cwdh.next_cwdh_offset += new_address - previous_address;
|
||||||
|
|
||||||
|
memcpy(data, &cwdh, sizeof(cwdh));
|
||||||
|
} else if (memcmp(data, "TGLP", 4) == 0) {
|
||||||
|
BCFNT::TGLP tglp;
|
||||||
|
memcpy(&tglp, data, sizeof(tglp));
|
||||||
|
section_size = tglp.section_size;
|
||||||
|
|
||||||
|
// Relocate the offsets in the TGLP section
|
||||||
|
tglp.sheet_data_offset += new_address - previous_address;
|
||||||
|
|
||||||
|
memcpy(data, &tglp, sizeof(tglp));
|
||||||
|
}
|
||||||
|
|
||||||
|
data += section_size;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
} // namespace BCFNT
|
||||||
|
} // namespace APT
|
||||||
|
} // namespace Service
|
87
src/core/hle/service/apt/bcfnt/bcfnt.h
Normal file
87
src/core/hle/service/apt/bcfnt/bcfnt.h
Normal file
@ -0,0 +1,87 @@
|
|||||||
|
// Copyright 2016 Citra Emulator Project
|
||||||
|
// Licensed under GPLv2 or any later version
|
||||||
|
// Refer to the license.txt file included.
|
||||||
|
|
||||||
|
#pragma once
|
||||||
|
|
||||||
|
#include "common/swap.h"
|
||||||
|
|
||||||
|
#include "core/hle/kernel/shared_memory.h"
|
||||||
|
#include "core/hle/service/service.h"
|
||||||
|
|
||||||
|
namespace Service {
|
||||||
|
namespace APT {
|
||||||
|
namespace BCFNT { ///< BCFNT Shared Font file structures
|
||||||
|
|
||||||
|
struct CFNT {
|
||||||
|
u8 magic[4];
|
||||||
|
u16_le endianness;
|
||||||
|
u16_le header_size;
|
||||||
|
u32_le version;
|
||||||
|
u32_le file_size;
|
||||||
|
u32_le num_blocks;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct FINF {
|
||||||
|
u8 magic[4];
|
||||||
|
u32_le section_size;
|
||||||
|
u8 font_type;
|
||||||
|
u8 line_feed;
|
||||||
|
u16_le alter_char_index;
|
||||||
|
u8 default_width[3];
|
||||||
|
u8 encoding;
|
||||||
|
u32_le tglp_offset;
|
||||||
|
u32_le cwdh_offset;
|
||||||
|
u32_le cmap_offset;
|
||||||
|
u8 height;
|
||||||
|
u8 width;
|
||||||
|
u8 ascent;
|
||||||
|
u8 reserved;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct TGLP {
|
||||||
|
u8 magic[4];
|
||||||
|
u32_le section_size;
|
||||||
|
u8 cell_width;
|
||||||
|
u8 cell_height;
|
||||||
|
u8 baseline_position;
|
||||||
|
u8 max_character_width;
|
||||||
|
u32_le sheet_size;
|
||||||
|
u16_le num_sheets;
|
||||||
|
u16_le sheet_image_format;
|
||||||
|
u16_le num_columns;
|
||||||
|
u16_le num_rows;
|
||||||
|
u16_le sheet_width;
|
||||||
|
u16_le sheet_height;
|
||||||
|
u32_le sheet_data_offset;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct CMAP {
|
||||||
|
u8 magic[4];
|
||||||
|
u32_le section_size;
|
||||||
|
u16_le code_begin;
|
||||||
|
u16_le code_end;
|
||||||
|
u16_le mapping_method;
|
||||||
|
u16_le reserved;
|
||||||
|
u32_le next_cmap_offset;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct CWDH {
|
||||||
|
u8 magic[4];
|
||||||
|
u32_le section_size;
|
||||||
|
u16_le start_index;
|
||||||
|
u16_le end_index;
|
||||||
|
u32_le next_cwdh_offset;
|
||||||
|
};
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Relocates the internal addresses of the BCFNT Shared Font to the new base.
|
||||||
|
* @param shared_font SharedMemory object that contains the Shared Font
|
||||||
|
* @param previous_address Previous address at which the offsets in the structure were based.
|
||||||
|
* @param new_address New base for the offsets in the structure.
|
||||||
|
*/
|
||||||
|
void RelocateSharedFont(Kernel::SharedPtr<Kernel::SharedMemory> shared_font, VAddr previous_address, VAddr new_address);
|
||||||
|
|
||||||
|
} // namespace BCFNT
|
||||||
|
} // namespace APT
|
||||||
|
} // namespace Service
|
@ -3,6 +3,7 @@
|
|||||||
// Refer to the license.txt file included.
|
// Refer to the license.txt file included.
|
||||||
|
|
||||||
#include <cstring>
|
#include <cstring>
|
||||||
|
#include "common/alignment.h"
|
||||||
#include "core/hle/hle.h"
|
#include "core/hle/hle.h"
|
||||||
#include "core/hle/kernel/mutex.h"
|
#include "core/hle/kernel/mutex.h"
|
||||||
#include "core/hle/kernel/shared_memory.h"
|
#include "core/hle/kernel/shared_memory.h"
|
||||||
@ -41,14 +42,16 @@ static Kernel::SharedPtr<Kernel::Mutex> mutex = nullptr;
|
|||||||
void Initialize(Service::Interface* self) {
|
void Initialize(Service::Interface* self) {
|
||||||
u32* cmd_buff = Kernel::GetCommandBuffer();
|
u32* cmd_buff = Kernel::GetCommandBuffer();
|
||||||
|
|
||||||
shared_memory = Kernel::SharedMemory::Create(cmd_buff[1],
|
u32 size = Common::AlignUp(cmd_buff[1], Memory::PAGE_SIZE);
|
||||||
Kernel::MemoryPermission::ReadWrite,
|
using Kernel::MemoryPermission;
|
||||||
Kernel::MemoryPermission::ReadWrite, "CSNDSharedMem");
|
shared_memory = Kernel::SharedMemory::Create(nullptr, size,
|
||||||
|
MemoryPermission::ReadWrite, MemoryPermission::ReadWrite,
|
||||||
|
0, Kernel::MemoryRegion::BASE, "CSND:SharedMemory");
|
||||||
|
|
||||||
mutex = Kernel::Mutex::Create(false);
|
mutex = Kernel::Mutex::Create(false);
|
||||||
|
|
||||||
cmd_buff[1] = 0;
|
cmd_buff[1] = RESULT_SUCCESS.raw;
|
||||||
cmd_buff[2] = 0x4000000;
|
cmd_buff[2] = IPC::MoveHandleDesc(2);
|
||||||
cmd_buff[3] = Kernel::g_handle_table.Create(mutex).MoveFrom();
|
cmd_buff[3] = Kernel::g_handle_table.Create(mutex).MoveFrom();
|
||||||
cmd_buff[4] = Kernel::g_handle_table.Create(shared_memory).MoveFrom();
|
cmd_buff[4] = Kernel::g_handle_table.Create(shared_memory).MoveFrom();
|
||||||
}
|
}
|
||||||
|
@ -335,8 +335,9 @@ static void RegisterInterruptRelayQueue(Service::Interface* self) {
|
|||||||
g_interrupt_event->name = "GSP_GPU::interrupt_event";
|
g_interrupt_event->name = "GSP_GPU::interrupt_event";
|
||||||
|
|
||||||
using Kernel::MemoryPermission;
|
using Kernel::MemoryPermission;
|
||||||
g_shared_memory = Kernel::SharedMemory::Create(0x1000, MemoryPermission::ReadWrite,
|
g_shared_memory = Kernel::SharedMemory::Create(nullptr, 0x1000,
|
||||||
MemoryPermission::ReadWrite, "GSPSharedMem");
|
MemoryPermission::ReadWrite, MemoryPermission::ReadWrite,
|
||||||
|
0, Kernel::MemoryRegion::BASE, "GSP:SharedMemory");
|
||||||
|
|
||||||
Handle shmem_handle = Kernel::g_handle_table.Create(g_shared_memory).MoveFrom();
|
Handle shmem_handle = Kernel::g_handle_table.Create(g_shared_memory).MoveFrom();
|
||||||
|
|
||||||
|
@ -280,8 +280,9 @@ void Init() {
|
|||||||
AddService(new HID_SPVR_Interface);
|
AddService(new HID_SPVR_Interface);
|
||||||
|
|
||||||
using Kernel::MemoryPermission;
|
using Kernel::MemoryPermission;
|
||||||
shared_mem = SharedMemory::Create(0x1000, MemoryPermission::ReadWrite,
|
shared_mem = SharedMemory::Create(nullptr, 0x1000,
|
||||||
MemoryPermission::Read, "HID:SharedMem");
|
MemoryPermission::ReadWrite, MemoryPermission::Read,
|
||||||
|
0, Kernel::MemoryRegion::BASE, "HID:SharedMemory");
|
||||||
|
|
||||||
next_pad_index = 0;
|
next_pad_index = 0;
|
||||||
next_touch_index = 0;
|
next_touch_index = 0;
|
||||||
|
@ -94,8 +94,9 @@ void Init() {
|
|||||||
AddService(new IR_User_Interface);
|
AddService(new IR_User_Interface);
|
||||||
|
|
||||||
using Kernel::MemoryPermission;
|
using Kernel::MemoryPermission;
|
||||||
shared_memory = SharedMemory::Create(0x1000, Kernel::MemoryPermission::ReadWrite,
|
shared_memory = SharedMemory::Create(nullptr, 0x1000,
|
||||||
Kernel::MemoryPermission::ReadWrite, "IR:SharedMemory");
|
Kernel::MemoryPermission::ReadWrite, Kernel::MemoryPermission::ReadWrite,
|
||||||
|
0, Kernel::MemoryRegion::BASE, "IR:SharedMemory");
|
||||||
transfer_shared_memory = nullptr;
|
transfer_shared_memory = nullptr;
|
||||||
|
|
||||||
// Create event handle(s)
|
// Create event handle(s)
|
||||||
|
@ -99,6 +99,7 @@ static ResultCode ControlMemory(u32* out_addr, u32 operation, u32 addr0, u32 add
|
|||||||
switch (operation & MEMOP_OPERATION_MASK) {
|
switch (operation & MEMOP_OPERATION_MASK) {
|
||||||
case MEMOP_FREE:
|
case MEMOP_FREE:
|
||||||
{
|
{
|
||||||
|
// TODO(Subv): What happens if an application tries to FREE a block of memory that has a SharedMemory pointing to it?
|
||||||
if (addr0 >= Memory::HEAP_VADDR && addr0 < Memory::HEAP_VADDR_END) {
|
if (addr0 >= Memory::HEAP_VADDR && addr0 < Memory::HEAP_VADDR_END) {
|
||||||
ResultCode result = process.HeapFree(addr0, size);
|
ResultCode result = process.HeapFree(addr0, size);
|
||||||
if (result.IsError()) return result;
|
if (result.IsError()) return result;
|
||||||
@ -160,8 +161,6 @@ static ResultCode MapMemoryBlock(Handle handle, u32 addr, u32 permissions, u32 o
|
|||||||
LOG_TRACE(Kernel_SVC, "called memblock=0x%08X, addr=0x%08X, mypermissions=0x%08X, otherpermission=%d",
|
LOG_TRACE(Kernel_SVC, "called memblock=0x%08X, addr=0x%08X, mypermissions=0x%08X, otherpermission=%d",
|
||||||
handle, addr, permissions, other_permissions);
|
handle, addr, permissions, other_permissions);
|
||||||
|
|
||||||
// TODO(Subv): The same process that created a SharedMemory object can not map it in its own address space
|
|
||||||
|
|
||||||
SharedPtr<SharedMemory> shared_memory = Kernel::g_handle_table.Get<SharedMemory>(handle);
|
SharedPtr<SharedMemory> shared_memory = Kernel::g_handle_table.Get<SharedMemory>(handle);
|
||||||
if (shared_memory == nullptr)
|
if (shared_memory == nullptr)
|
||||||
return ERR_INVALID_HANDLE;
|
return ERR_INVALID_HANDLE;
|
||||||
@ -176,7 +175,7 @@ static ResultCode MapMemoryBlock(Handle handle, u32 addr, u32 permissions, u32 o
|
|||||||
case MemoryPermission::WriteExecute:
|
case MemoryPermission::WriteExecute:
|
||||||
case MemoryPermission::ReadWriteExecute:
|
case MemoryPermission::ReadWriteExecute:
|
||||||
case MemoryPermission::DontCare:
|
case MemoryPermission::DontCare:
|
||||||
return shared_memory->Map(addr, permissions_type,
|
return shared_memory->Map(Kernel::g_current_process.get(), addr, permissions_type,
|
||||||
static_cast<MemoryPermission>(other_permissions));
|
static_cast<MemoryPermission>(other_permissions));
|
||||||
default:
|
default:
|
||||||
LOG_ERROR(Kernel_SVC, "unknown permissions=0x%08X", permissions);
|
LOG_ERROR(Kernel_SVC, "unknown permissions=0x%08X", permissions);
|
||||||
@ -196,7 +195,7 @@ static ResultCode UnmapMemoryBlock(Handle handle, u32 addr) {
|
|||||||
if (shared_memory == nullptr)
|
if (shared_memory == nullptr)
|
||||||
return ERR_INVALID_HANDLE;
|
return ERR_INVALID_HANDLE;
|
||||||
|
|
||||||
return shared_memory->Unmap(addr);
|
return shared_memory->Unmap(Kernel::g_current_process.get(), addr);
|
||||||
}
|
}
|
||||||
|
|
||||||
/// Connect to an OS service given the port name, returns the handle to the port to out
|
/// Connect to an OS service given the port name, returns the handle to the port to out
|
||||||
@ -790,18 +789,44 @@ static ResultCode CreateMemoryBlock(Handle* out_handle, u32 addr, u32 size, u32
|
|||||||
if (size % Memory::PAGE_SIZE != 0)
|
if (size % Memory::PAGE_SIZE != 0)
|
||||||
return ResultCode(ErrorDescription::MisalignedSize, ErrorModule::OS, ErrorSummary::InvalidArgument, ErrorLevel::Usage);
|
return ResultCode(ErrorDescription::MisalignedSize, ErrorModule::OS, ErrorSummary::InvalidArgument, ErrorLevel::Usage);
|
||||||
|
|
||||||
// TODO(Subv): Return E0A01BF5 if the address is not in the application's heap
|
SharedPtr<SharedMemory> shared_memory = nullptr;
|
||||||
|
|
||||||
// TODO(Subv): Implement this function properly
|
|
||||||
|
|
||||||
using Kernel::MemoryPermission;
|
using Kernel::MemoryPermission;
|
||||||
SharedPtr<SharedMemory> shared_memory = SharedMemory::Create(size,
|
auto VerifyPermissions = [](MemoryPermission permission) {
|
||||||
(MemoryPermission)my_permission, (MemoryPermission)other_permission);
|
// SharedMemory blocks can not be created with Execute permissions
|
||||||
// Map the SharedMemory to the specified address
|
switch (permission) {
|
||||||
shared_memory->base_address = addr;
|
case MemoryPermission::None:
|
||||||
|
case MemoryPermission::Read:
|
||||||
|
case MemoryPermission::Write:
|
||||||
|
case MemoryPermission::ReadWrite:
|
||||||
|
case MemoryPermission::DontCare:
|
||||||
|
return true;
|
||||||
|
default:
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
if (!VerifyPermissions(static_cast<MemoryPermission>(my_permission)) ||
|
||||||
|
!VerifyPermissions(static_cast<MemoryPermission>(other_permission)))
|
||||||
|
return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::OS,
|
||||||
|
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
|
||||||
|
|
||||||
|
if (addr < Memory::PROCESS_IMAGE_VADDR || addr + size > Memory::SHARED_MEMORY_VADDR_END) {
|
||||||
|
return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::OS, ErrorSummary::InvalidArgument, ErrorLevel::Usage);
|
||||||
|
}
|
||||||
|
|
||||||
|
// When trying to create a memory block with address = 0,
|
||||||
|
// if the process has the Shared Device Memory flag in the exheader,
|
||||||
|
// then we have to allocate from the same region as the caller process instead of the BASE region.
|
||||||
|
Kernel::MemoryRegion region = Kernel::MemoryRegion::BASE;
|
||||||
|
if (addr == 0 && Kernel::g_current_process->flags.shared_device_mem)
|
||||||
|
region = Kernel::g_current_process->flags.memory_region;
|
||||||
|
|
||||||
|
shared_memory = SharedMemory::Create(Kernel::g_current_process, size,
|
||||||
|
static_cast<MemoryPermission>(my_permission), static_cast<MemoryPermission>(other_permission), addr, region);
|
||||||
CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(shared_memory)));
|
CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(shared_memory)));
|
||||||
|
|
||||||
LOG_WARNING(Kernel_SVC, "(STUBBED) called addr=0x%08X", addr);
|
LOG_WARNING(Kernel_SVC, "called addr=0x%08X", addr);
|
||||||
return RESULT_SUCCESS;
|
return RESULT_SUCCESS;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
Loading…
Reference in New Issue
Block a user