Kernel: Capture SharedMemory attributes at creation, not when mapping

This commit is contained in:
Yuri Kunde Schlesner
2015-05-10 19:47:07 -03:00
parent 088f6ae2c6
commit c96f22490a
7 changed files with 51 additions and 28 deletions

View File

@ -304,7 +304,9 @@ void Init() {
file.ReadBytes(shared_font.data(), (size_t)file.GetSize());
// Create shared font memory object
shared_font_mem = Kernel::SharedMemory::Create("APT_U:shared_font_mem");
using Kernel::MemoryPermission;
shared_font_mem = Kernel::SharedMemory::Create(3 * 1024 * 1024, // 3MB
MemoryPermission::ReadWrite, MemoryPermission::Read, "APT_U:shared_font_mem");
} else {
LOG_WARNING(Service_APT, "Unable to load shared font: %s", filepath.c_str());
shared_font_mem = nullptr;

View File

@ -35,8 +35,7 @@ u32 g_thread_id = 1;
/// Gets a pointer to a thread command buffer in GSP shared memory
static inline u8* GetCommandBuffer(u32 thread_id) {
ResultVal<u8*> ptr = g_shared_memory->GetPointer(0x800 + (thread_id * sizeof(CommandBuffer)));
return ptr.ValueOr(nullptr);
return g_shared_memory->GetPointer(0x800 + (thread_id * sizeof(CommandBuffer)));
}
static inline FrameBufferUpdate* GetFrameBufferInfo(u32 thread_id, u32 screen_index) {
@ -44,14 +43,14 @@ static inline FrameBufferUpdate* GetFrameBufferInfo(u32 thread_id, u32 screen_in
// For each thread there are two FrameBufferUpdate fields
u32 offset = 0x200 + (2 * thread_id + screen_index) * sizeof(FrameBufferUpdate);
ResultVal<u8*> ptr = g_shared_memory->GetPointer(offset);
return reinterpret_cast<FrameBufferUpdate*>(ptr.ValueOr(nullptr));
u8* ptr = g_shared_memory->GetPointer(offset);
return reinterpret_cast<FrameBufferUpdate*>(ptr);
}
/// Gets a pointer to the interrupt relay queue for a given thread index
static inline InterruptRelayQueue* GetInterruptRelayQueue(u32 thread_id) {
ResultVal<u8*> ptr = g_shared_memory->GetPointer(sizeof(InterruptRelayQueue) * thread_id);
return reinterpret_cast<InterruptRelayQueue*>(ptr.ValueOr(nullptr));
u8* ptr = g_shared_memory->GetPointer(sizeof(InterruptRelayQueue) * thread_id);
return reinterpret_cast<InterruptRelayQueue*>(ptr);
}
/**
@ -288,7 +287,10 @@ static void RegisterInterruptRelayQueue(Service::Interface* self) {
g_interrupt_event = Kernel::g_handle_table.Get<Kernel::Event>(cmd_buff[3]);
ASSERT_MSG((g_interrupt_event != nullptr), "handle is not valid!");
g_shared_memory = Kernel::SharedMemory::Create("GSPSharedMem");
using Kernel::MemoryPermission;
g_shared_memory = Kernel::SharedMemory::Create(0x1000, MemoryPermission::ReadWrite,
MemoryPermission::ReadWrite, "GSPSharedMem");
Handle shmem_handle = Kernel::g_handle_table.Create(g_shared_memory).MoveFrom();

View File

@ -48,7 +48,7 @@ static u32 next_touch_index;
// * Set PadData.current_state.circle_right = 1 if current PadEntry.circle_pad_y <= -41
void Update() {
SharedMem* mem = reinterpret_cast<SharedMem*>(shared_mem->GetPointer().ValueOr(nullptr));
SharedMem* mem = reinterpret_cast<SharedMem*>(shared_mem->GetPointer());
const PadState state = VideoCore::g_emu_window->GetPadState();
if (mem == nullptr) {
@ -163,7 +163,9 @@ void Init() {
AddService(new HID_U_Interface);
AddService(new HID_SPVR_Interface);
shared_mem = SharedMemory::Create("HID:SharedMem");
using Kernel::MemoryPermission;
shared_mem = SharedMemory::Create(0x1000, MemoryPermission::ReadWrite,
MemoryPermission::Read, "HID:SharedMem");
next_pad_index = 0;
next_touch_index = 0;

View File

@ -34,7 +34,9 @@ void Init() {
AddService(new IR_U_Interface);
AddService(new IR_User_Interface);
shared_memory = SharedMemory::Create("IR:SharedMemory");
using Kernel::MemoryPermission;
shared_memory = SharedMemory::Create(0x1000, Kernel::MemoryPermission::ReadWrite,
Kernel::MemoryPermission::ReadWrite, "IR:SharedMemory");
// Create event handle(s)
handle_event = Event::Create(RESETTYPE_ONESHOT, "IR:HandleEvent");