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authorAmlal El Mahrouss <amlal.elmahrouss@icloud.com>2024-05-08 12:32:41 +0200
committerAmlal El Mahrouss <amlal.elmahrouss@icloud.com>2024-05-08 12:32:41 +0200
commit09dd11ddf800898c00ecb04a65fb5cd10fb481fa (patch)
treeeda0b4e23d6a71da7de3a78f0bb76ec3201dd2f9 /NewKernel/StorageKit/PRDT.hpp
parentca83108fd138cc0398f900e6a6c0a53ad51aee31 (diff)
MHR-23: :boom: changes, reworked project tree.
Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>
Diffstat (limited to 'NewKernel/StorageKit/PRDT.hpp')
-rw-r--r--NewKernel/StorageKit/PRDT.hpp36
1 files changed, 36 insertions, 0 deletions
diff --git a/NewKernel/StorageKit/PRDT.hpp b/NewKernel/StorageKit/PRDT.hpp
new file mode 100644
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+++ b/NewKernel/StorageKit/PRDT.hpp
@@ -0,0 +1,36 @@
+/* -------------------------------------------
+
+ Copyright Mahrouss Logic
+
+------------------------------------------- */
+
+#pragma once
+
+#include <KernelKit/PCI/Dma.hpp>
+#include <KernelKit/PCI/Iterator.hpp>
+#include <NewKit/Ref.hpp>
+
+#define kPrdtTransferSize (sizeof(NewOS::UShort))
+
+namespace NewOS
+{
+ /// @brief Tranfer information about PRD.
+ enum kPRDTTransfer
+ {
+ kPRDTTransferInProgress,
+ kPRDTTransferIsDone,
+ kPRDTTransferCount,
+ };
+
+ /// @brief Physical Region Descriptor Table.
+ struct PRDT
+ {
+ UInt32 fPhysAddress;
+ UInt32 fSectorCount;
+ UInt8 fEndBit;
+ };
+
+ void construct_prdt(Ref<PRDT>& prd);
+
+ EXTERN_C Int32 kPRDTTransferStatus;
+} // namespace NewOS