Merge pull request #81 from nekernel-org/dev

feat! breaking changes on kernel sources.

1 files changed, 66 insertions, 0 deletions

diff --git a/src/modules/XHCI/XHCI.h b/src/modules/XHCI/XHCI.h
new file mode 100644
index 00000000..40387c1e
--- /dev/null
+++ b/src/modules/XHCI/XHCI.h
@@ -0,0 +1,66 @@
+/* ========================================
+
+  Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license.
+
+  File: Defines.h
+  Purpose: XHCI (and backwards) header.
+
+  Revision History:
+
+  01/02/24: Added file (amlel)
+  03/02/24: Update filename to Defines.h (amlel)
+
+======================================== */
+
+#pragma once
+
+#include <NeKit/Defines.h>
+
+#define kUSBCommand (UInt16) 0x0
+#define kUSBStatus (UInt16) 0x2
+#define kUSBInterruptEnable (UInt16) 0x4
+#define kUSBFrameNum (UInt16) 0x6
+#define kUSBFrameListBaseAddress (UInt16) 0x8
+#define kUSBFrameModifyStart (UInt16) 0xC
+#define kUSBPort1StatusCtrl (UInt16) 0x10
+#define kUSBPort2StatusCtrl (UInt16) 0x12
+
+namespace Kernel {
+typedef struct USBCommandRegister final {
+  UInt8 mReserved[8];  // Reserved
+  UInt8 mMaxPacket;    //  	0 = Max packet size 32 bits 1 = Max packet size 64 bits
+  UInt8 mConfigure;
+  UInt8 mSoftwareDebug;
+  UInt8 mGlobalResume;
+  UInt8 mGlobalSuspend;
+  UInt8 mHostCtrlReset;
+  UInt8 mRun;  //  	1 = Controller execute frame list entries
+} USBCommandRegister;
+
+typedef struct USBStatusRegister final {
+  UInt8 mReserved[8];  // Reserved
+  UInt8 mHalted;       //  1 = bit 0 in CMD is zero 0 = bit 0 in CMD is 1
+  UInt8 mProcessError;
+  UInt8 mSystemError;
+  UInt8 mResumeDetected;
+  UInt8 mErrorInterrupt;
+  UInt8 mInterrupt;
+} USBStatusRegister;
+
+typedef struct USBInterruptEnableRegister final {
+  UInt8 mReserved[4];  // Reserved
+  UInt8 mShortPacket;  //  1=Enable interrupt 0=Disable interrupt
+  UInt8 mComplete;     //  1=Enable interrupt 0=Disable interrupt
+  UInt8 mResume;       //  1=Enable interrupt 0=Disable interrupt
+  UInt8 mTimeoutCRC;   //  1=Enable interrupt 0=Disable interrupt
+} USBInterruptEnableRegister;
+
+/*
+  Some terminology:
+
+  Frame Number: Number of processed entry of the Frame List.
+  Frame List Base Address:
+  32-bit physical adress of Frame List. Remember that first 12 bytes are
+   always 0. The Frame List must contain 1024 entries.
+*/
+}  // namespace Kernel
\ No newline at end of file