Kernel: See below.

- Add HPET header.
- Add note for ApplicationRef.
- Update PowerPC and x86 Stackframes.
- Add #UD handler inside interrupt descriptor in x86.

Signed-off-by: Amlal El Mahrouss <amlal@el-mahrouss-logic.com>

1 files changed, 41 insertions, 0 deletions

diff --git a/Private/Builtins/HPET/HPET.hxx b/Private/Builtins/HPET/HPET.hxx
new file mode 100644
index 00000000..a2c91af8
--- /dev/null
+++ b/Private/Builtins/HPET/HPET.hxx
@@ -0,0 +1,41 @@
+/* -------------------------------------------
+
+    Copyright Mahrouss Logic
+
+    File: HPET.hxx
+    Purpose: HPET builtin.
+
+    Revision History:
+
+------------------------------------------- */
+
+#pragma once
+
+#include <NewKit/Defines.hpp>
+#include <Builtins/ACPI/ACPI.hxx>
+
+namespace NewOS {
+struct PACKED HPETAddressStructure final
+{
+    NewOS::UInt8 AddressSpaceId;    // 0 - system memory, 1 - system I/O
+    NewOS::UInt8 RegisterBitWidth;
+    NewOS::UInt8 RegisterBitOffset;
+    NewOS::UInt8 Reserved;
+    NewOS::UInt64 Address;
+};
+ 
+struct PACKED HPETHeader final : public SDT
+{
+    NewOS::UInt8 HardwareRevId;
+    NewOS::UInt8 ComparatorCount : 5;
+    NewOS::UInt8 CounterSize : 1;
+    NewOS::UInt8 Reserved : 1;
+    NewOS::UInt8 LegacyReplacement : 1;
+    NewOS::UInt16 PciVendorId;
+    HPETAddressStructure Address;
+    NewOS::UInt8 HpetNumber;
+    NewOS::UInt16 MinimumTick;
+    NewOS::UInt8 PageProtection;
+};
+
+} // namespace NewOS
\ No newline at end of file