diff options
Diffstat (limited to 'dev/modules/XHCI/XHCI.h')
| -rw-r--r-- | dev/modules/XHCI/XHCI.h | 86 |
1 files changed, 41 insertions, 45 deletions
diff --git a/dev/modules/XHCI/XHCI.h b/dev/modules/XHCI/XHCI.h index a3fc8c81..0d2851d7 100644 --- a/dev/modules/XHCI/XHCI.h +++ b/dev/modules/XHCI/XHCI.h @@ -1,14 +1,14 @@ /* ------------------------------------------- - Copyright (C) 2024-2025, Amlal El Mahrouss, all rights reserved. + Copyright (C) 2024-2025, Amlal El Mahrouss, all rights reserved. - File: Defines.h - Purpose: XHCI (and backwards) header. + File: Defines.h + Purpose: XHCI (and backwards) header. - Revision History: + Revision History: - 01/02/24: Added file (amlel) - 03/02/24: Update filename to Defines.h (amlel) + 01/02/24: Added file (amlel) + 03/02/24: Update filename to Defines.h (amlel) ------------------------------------------- */ @@ -18,53 +18,49 @@ using namespace Kernel; -#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 +#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 -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 +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; +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 +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: + 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 + 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. */ |