1 files changed, 33 insertions, 0 deletions
diff --git a/src/kernel/StorageKit/PRDT.h b/src/kernel/StorageKit/PRDT.h
new file mode 100644
index 00000000..44eb11be
--- /dev/null
+++ b/src/kernel/StorageKit/PRDT.h
@@ -0,0 +1,33 @@
+/* ========================================
+
+  Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license.
+
+======================================== */
+
+#pragma once
+
+#include <KernelKit/PCI/DMA.h>
+#include <KernelKit/PCI/Iterator.h>
+#include <NeKit/Ref.h>
+
+#define kPrdtTransferSize (sizeof(Kernel::UShort))
+
+namespace Kernel {
+/// @brief Tranfer information about PRD.
+enum {
+  kPRDTTransferInProgress,
+  kPRDTTransferIsDone,
+  kPRDTTransferCount,
+};
+
+/// @brief Physical Region Descriptor Table.
+struct PRDT final {
+  UInt32 fPhysAddress;
+  UInt32 fSectorCount;
+  UInt8  fEndBit;
+};
+
+void construct_prdt(Ref<PRDT>& prd);
+
+EXTERN_C Int32 kPRDTTransferStatus;
+}  // namespace Kernel