Merge pull request #296 from bunnei/misc-mem-fsp-fixes

Fix stack region, implement FSP GetSize/SetSize, and some stubs

3 files changed, 9 insertions, 5 deletions

diff --git a/src/core/hle/kernel/hle_ipc.cpp b/src/core/hle/kernel/hle_ipc.cpp
index ffcbfe64f..bef4f15f5 100644
--- a/src/core/hle/kernel/hle_ipc.cpp
+++ b/src/core/hle/kernel/hle_ipc.cpp
@@ -268,8 +268,11 @@ std::vector<u8> HLERequestContext::ReadBuffer() const {
 
 size_t HLERequestContext::WriteBuffer(const void* buffer, size_t size) const {
     const bool is_buffer_b{BufferDescriptorB().size() && BufferDescriptorB()[0].Size()};
-
-    ASSERT_MSG(size <= GetWriteBufferSize(), "Size %lx is too big", size);
+    const size_t buffer_size{GetWriteBufferSize()};
+    if (size > buffer_size) {
+        LOG_CRITICAL(Core, "size (%016zx) is greater than buffer_size (%016zx)", size, buffer_size);
+        size = buffer_size; // TODO(bunnei): This needs to be HW tested
+    }
 
     if (is_buffer_b) {
         Memory::WriteBlock(BufferDescriptorB()[0].Address(), buffer, size);
diff --git a/src/core/hle/kernel/process.cpp b/src/core/hle/kernel/process.cpp
index 3694afc60..2cffec198 100644
--- a/src/core/hle/kernel/process.cpp
+++ b/src/core/hle/kernel/process.cpp
@@ -121,8 +121,9 @@ void Process::Run(VAddr entry_point, s32 main_thread_priority, u32 stack_size) {
     // TODO(bunnei): This is heap area that should be allocated by the kernel and not mapped as part
     // of the user address space.
     vm_manager
-        .MapMemoryBlock(Memory::STACK_VADDR, std::make_shared<std::vector<u8>>(stack_size, 0), 0,
-                        stack_size, MemoryState::Mapped)
+        .MapMemoryBlock(Memory::STACK_AREA_VADDR_END - stack_size,
+                        std::make_shared<std::vector<u8>>(stack_size, 0), 0, stack_size,
+                        MemoryState::Mapped)
         .Unwrap();
     misc_memory_used += stack_size;
     memory_region->used += stack_size;
diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp
index 145f50887..f3a8aa4aa 100644
--- a/src/core/hle/kernel/thread.cpp
+++ b/src/core/hle/kernel/thread.cpp
@@ -342,7 +342,7 @@ SharedPtr<Thread> SetupMainThread(VAddr entry_point, u32 priority,
 
     // Initialize new "main" thread
     auto thread_res = Thread::Create("main", entry_point, priority, 0, THREADPROCESSORID_0,
-                                     Memory::STACK_VADDR_END, owner_process);
+                                     Memory::STACK_AREA_VADDR_END, owner_process);
 
     SharedPtr<Thread> thread = std::move(thread_res).Unwrap();