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authorSubv <subv2112@gmail.com>2015-05-11 01:35:37 +0200
committerSubv <subv2112@gmail.com>2015-05-11 01:35:37 +0200
commit000876858d52d7e4fa8e21bc4407d43d548eff30 (patch)
treef0af4cde78349cfe4ea7875b24d37cf85eb3eb03 /src/core/hle
parentMerge pull request #726 from bunnei/gpu-improvements (diff)
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Diffstat (limited to 'src/core/hle')
-rw-r--r--src/core/hle/kernel/session.h10
-rw-r--r--src/core/hle/kernel/thread.cpp10
-rw-r--r--src/core/hle/kernel/thread.h6
3 files changed, 22 insertions, 4 deletions
diff --git a/src/core/hle/kernel/session.h b/src/core/hle/kernel/session.h
index 0fd18148a..8c3886ffd 100644
--- a/src/core/hle/kernel/session.h
+++ b/src/core/hle/kernel/session.h
@@ -5,6 +5,7 @@
#pragma once
#include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/thread.h"
#include "core/mem_map.h"
namespace Kernel {
@@ -12,12 +13,15 @@ namespace Kernel {
static const int kCommandHeaderOffset = 0x80; ///< Offset into command buffer of header
/**
- * Returns a pointer to the command buffer in kernel memory
+ * Returns a pointer to the command buffer in the current thread's TLS
+ * TODO(Subv): This is not entirely correct, the command buffer should be copied from
+ * the thread's TLS to an intermediate buffer in kernel memory, and then copied again to
+ * the service handler process' memory.
* @param offset Optional offset into command buffer
* @return Pointer to command buffer
*/
-inline static u32* GetCommandBuffer(const int offset=0) {
- return (u32*)Memory::GetPointer(Memory::TLS_AREA_VADDR + kCommandHeaderOffset + offset);
+inline static u32* GetCommandBuffer(const int offset = 0) {
+ return (u32*)Memory::GetPointer(GetCurrentThread()->GetTLSAddress() + kCommandHeaderOffset + offset);
}
/**
diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp
index 0a3fd7cb1..61199c12a 100644
--- a/src/core/hle/kernel/thread.cpp
+++ b/src/core/hle/kernel/thread.cpp
@@ -402,9 +402,13 @@ ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point,
thread->name = std::move(name);
thread->callback_handle = wakeup_callback_handle_table.Create(thread).MoveFrom();
+ VAddr tls_address = Memory::TLS_AREA_VADDR + (thread->thread_id - 1) * 0x200;
+
+ ASSERT_MSG(tls_address < Memory::TLS_AREA_VADDR_END, "Too many threads");
+
// TODO(peachum): move to ScheduleThread() when scheduler is added so selected core is used
// to initialize the context
- Core::g_app_core->ResetContext(thread->context, stack_top, entry_point, arg);
+ Core::g_app_core->ResetContext(thread->context, stack_top, entry_point, arg, tls_address);
ready_queue.push_back(thread->current_priority, thread.get());
thread->status = THREADSTATUS_READY;
@@ -495,6 +499,10 @@ void Thread::SetWaitSynchronizationOutput(s32 output) {
context.cpu_registers[1] = output;
}
+VAddr Thread::GetTLSAddress() const {
+ return context.tls;
+}
+
////////////////////////////////////////////////////////////////////////////////////////////////////
void ThreadingInit() {
diff --git a/src/core/hle/kernel/thread.h b/src/core/hle/kernel/thread.h
index 9958b16e6..17bb69f45 100644
--- a/src/core/hle/kernel/thread.h
+++ b/src/core/hle/kernel/thread.h
@@ -135,6 +135,12 @@ public:
*/
void Stop();
+ /*
+ * Returns the Thread Local Storage address of the current thread
+ * @returns VAddr of the thread's TLS
+ */
+ VAddr GetTLSAddress() const;
+
Core::ThreadContext context;
u32 thread_id;