1 files changed, 37 insertions, 0 deletions
diff --git a/src/kernel/HALKit/RISCV/HalApplicationProcessor.cpp b/src/kernel/HALKit/RISCV/HalApplicationProcessor.cpp
new file mode 100644
index 00000000..68242f97
--- /dev/null
+++ b/src/kernel/HALKit/RISCV/HalApplicationProcessor.cpp
@@ -0,0 +1,37 @@
+// Copyright 2024-2025, Amlal El Mahrouss (amlal@nekernel.org)
+// Licensed under the Apache License, Version 2.0 (see LICENSE file)
+// Official repository: https://github.com/nekernel-org/nekernel
+
+#include <HALKit/RISCV/AP.h>
+#include <HALKit/RISCV/Processor.h>
+#include <KernelKit/DebugOutput.h>
+
+using namespace Kernel;
+
+namespace Kernel {
+namespace Detail {
+  STATIC void mp_hang_fn(void) {
+    while (YES);
+  }
+
+}  // namespace Detail
+
+/// @brief wakes up thread.
+/// wakes up thread from hang.
+void mp_wakeup_thread(HAL::StackFramePtr stack) {
+  if (!stack) return;
+
+  hal_set_pc_to_hart(reinterpret_cast<HAL_HARDWARE_THREAD*>(stack->R15),
+                     reinterpret_cast<VoidPtr>(stack->IP));
+}
+
+/// @brief makes thread sleep.
+/// hooks and hangs thread to prevent code from executing.
+void mp_hang_thread(HAL::StackFramePtr stack) {
+  if (!stack) return;
+
+  hal_set_pc_to_hart(reinterpret_cast<HAL_HARDWARE_THREAD*>(stack->R15),
+                     reinterpret_cast<VoidPtr>(Kernel::Detail::mp_hang_fn));
+}
+
+}  // namespace Kernel