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

@ -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();