From 486425ed00acec134f8799bdde64bfd093c5fb55 Mon Sep 17 00:00:00 2001 From: Amlal El Mahrouss Date: Thu, 26 Dec 2024 21:19:14 +0100 Subject: IMPL: A lot of new changes, see details. Signed-off-by: Amlal El Mahrouss --- dev/Mod/XHCI/.gitkeep | 0 dev/Mod/XHCI/Defines.h | 70 ++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 70 insertions(+) create mode 100644 dev/Mod/XHCI/.gitkeep create mode 100644 dev/Mod/XHCI/Defines.h (limited to 'dev/Mod/XHCI') diff --git a/dev/Mod/XHCI/.gitkeep b/dev/Mod/XHCI/.gitkeep new file mode 100644 index 00000000..e69de29b diff --git a/dev/Mod/XHCI/Defines.h b/dev/Mod/XHCI/Defines.h new file mode 100644 index 00000000..6758cf33 --- /dev/null +++ b/dev/Mod/XHCI/Defines.h @@ -0,0 +1,70 @@ +/* ------------------------------------------- + + Copyright (C) 2024, Theater Quality Inc, all rights reserved. + + 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 + +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 + +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. +*/ -- cgit v1.2.3