Remove core packages since we can get them from edk2 repository

Contributed-under: TianoCore Contribution Agreement 1.0

Signed-off-by: Guo Mang <mang.guo@intel.com>

3 files changed, 0 insertions, 1166 deletions

diff --git a/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb/DebugCommunicationLibUsb.c b/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb/DebugCommunicationLibUsb.c
deleted file mode 100644
index b65c56dc13..0000000000
--- a/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb/DebugCommunicationLibUsb.c
+++ /dev/null
@@ -1,1110 +0,0 @@
-/** @file

-  Debug Port Library implementation based on usb debug port.

-

-  Copyright (c) 2010 - 2015, Intel Corporation. All rights reserved.<BR>

-  This program and the accompanying materials

-  are licensed and made available under the terms and conditions of the BSD License

-  which accompanies this distribution.  The full text of the license may be found at

-  http://opensource.org/licenses/bsd-license.php.

-

-  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,

-  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.

-

-**/

-

-#include <Base.h>

-#include <IndustryStandard/Pci.h>

-#include <IndustryStandard/Usb.h>

-#include <Library/IoLib.h>

-#include <Library/PciLib.h>

-#include <Library/PcdLib.h>

-#include <Library/TimerLib.h>

-#include <Library/DebugCommunicationLib.h>

-#include <Library/BaseMemoryLib.h>

-#include <Library/BaseLib.h>

-#include <Library/DebugLib.h>

-

-#define SETUP_PID            0x2D

-#define INPUT_PID            0x69

-#define OUTPUT_PID           0xE1

-#define ERROR_PID            0x55

-#define DATA0_PID            0xC3

-#define DATA1_PID            0x4B

-#define DATA2_PID            0x87

-#define MDATA_PID            0x0F

-#define ACK_PID              0xD2

-#define NAK_PID              0x5A

-#define STALL_PID            0x1E

-#define NYET_PID             0x96

-

-#define PCI_CAPABILITY_ID_DEBUG_PORT   0x0A

-#define USB_DEBUG_PORT_MAX_PACKET_SIZE 0x08

-

-#define USB_DEBUG_PORT_IN_USE     BIT10

-#define USB_DEBUG_PORT_ENABLE     BIT28

-#define USB_DEBUG_PORT_OWNER      BIT30

-

-#define USB_PORT_LINE_STATUS_LS   0x400

-#define USB_PORT_LINE_STATUS_MASK 0xC00

-

-//

-// Usb debug device descriptor, which is defined at

-// USB2 Debug Device Specification.

-//

-typedef struct _USB_DEBUG_PORT_DESCRIPTOR {

-  UINT8          Length;

-  UINT8          DescriptorType;

-  UINT8          DebugInEndpoint;

-  UINT8          DebugOutEndpoint;

-}USB_DEBUG_PORT_DESCRIPTOR;

-

-USB_DEVICE_REQUEST mDebugCommunicationLibUsbGetDebugDescriptor = {

-  0x80,

-  USB_REQ_GET_DESCRIPTOR,

-  (UINT16)(0x0A << 8),

-  0x0000,

-  sizeof(USB_DEBUG_PORT_DESCRIPTOR)

-  };

-

-USB_DEVICE_REQUEST mDebugCommunicationLibUsbSetDebugFeature = {

-  0x0,

-  USB_REQ_SET_FEATURE,

-  (UINT16)(0x06),

-  0x0000,

-  0x0

-  };

-

-USB_DEVICE_REQUEST mDebugCommunicationLibUsbSetDebugAddress = {

-  0x0,

-  USB_REQ_SET_ADDRESS,

-  (UINT16)(0x7F),

-  0x0000,

-  0x0

-  };

-

-//

-// Usb debug port register file, which is defined at

-// EHCI Specification.

-//

-typedef struct _USB_DEBUG_PORT_REGISTER {

-  UINT32         ControlStatus;

-  UINT8          TokenPid;

-  UINT8          SendPid;

-  UINT8          ReceivedPid;

-  UINT8          Reserved1;

-  UINT8          DataBuffer[8];

-  UINT8          UsbEndPoint;

-  UINT8          UsbAddress;

-  UINT8          Reserved2;

-  UINT8          Reserved3;

-}USB_DEBUG_PORT_REGISTER;

-

-//

-// The state machine of usb debug port

-//

-#define USBDBG_NO_DEV        0   // No device present at debug port

-#define USBDBG_NO_DBG_CAB    1   // The device attached is not usb debug cable

-#define USBDBG_DBG_CAB       2   // The device attached is usb debug cable

-#define USBDBG_INIT_DONE     4   // The usb debug cable device is initialized

-#define USBDBG_RESET         8   // The system is reset

-

-#pragma pack(1)

-//

-// The internal data structure of DEBUG_PORT_HANDLE, which stores some

-// important datum which are used across various phases.

-//

-typedef struct _USB_DEBUG_PORT_HANDLE{

-  //

-  // The usb debug port memory BAR number in EHCI configuration space.

-  //

-  UINT8        DebugPortBarNumber;

-  UINT8        Initialized;

-  //

-  // The offset of usb debug port registers in EHCI memory range.

-  //

-  UINT16       DebugPortOffset;

-  //

-  // The usb debug port memory BAR address.

-  //

-  UINT32       UsbDebugPortMemoryBase;

-  //

-  // The EHCI memory BAR address.

-  //

-  UINT32       EhciMemoryBase;

-  //

-  // The Bulk In endpoint toggle bit.

-  //

-  UINT8        BulkInToggle;

-  //

-  // The Bulk Out endpoint toggle bit.

-  //

-  UINT8        BulkOutToggle;

-  //

-  // The available data length in the following data buffer.

-  //

-  UINT8        DataCount;

-  //

-  // The data buffer. Maximum length is 8 bytes.

-  //

-  UINT8        Data[8];

-} USB_DEBUG_PORT_HANDLE;

-#pragma pack()

-

-//

-// The global variable which can be used after memory is ready.

-//

-USB_DEBUG_PORT_HANDLE     mDebugCommunicationLibUsbDebugPortHandle;

-

-/**

-  Calculate the usb debug port bar address.

-

-  @param  DebugPortOffset    Get usb debug port offset in the usb debug port memory space.

-  @param  DebugPortBarNumbar Get the bar number at which usb debug port is located.

-

-  @retval RETURN_UNSUPPORTED The usb host controller does not supported usb debug port capability.

-  @retval RETURN_SUCCESS     Get bar and offset successfully.

-

-**/

-RETURN_STATUS

-EFIAPI

-CalculateUsbDebugPortBar (

-  OUT UINT16     *DebugPortOffset,

-  OUT UINT8      *DebugPortBarNumbar

- )

-{

-  UINT16     PciStatus;

-  UINT16     VendorId;

-  UINT16     DeviceId;

-  UINT8      ProgInterface;

-  UINT8      SubClassCode;

-  UINT8      BaseCode;

-  UINT8      CapabilityPtr;

-  UINT8      CapabilityId;

-

-  VendorId = PciRead16 (PcdGet32(PcdUsbEhciPciAddress) + PCI_VENDOR_ID_OFFSET);

-  DeviceId = PciRead16 (PcdGet32(PcdUsbEhciPciAddress) + PCI_DEVICE_ID_OFFSET);

-  

-  if ((VendorId == 0xFFFF) || (DeviceId == 0xFFFF)) {

-    return RETURN_UNSUPPORTED;

-  }

-

-  ProgInterface = PciRead8 (PcdGet32(PcdUsbEhciPciAddress) + PCI_CLASSCODE_OFFSET);

-  SubClassCode  = PciRead8 (PcdGet32(PcdUsbEhciPciAddress) + PCI_CLASSCODE_OFFSET + 1);

-  BaseCode      = PciRead8 (PcdGet32(PcdUsbEhciPciAddress) + PCI_CLASSCODE_OFFSET + 2);

-  

-  if ((ProgInterface != PCI_IF_EHCI) || (SubClassCode != PCI_CLASS_SERIAL_USB) || (BaseCode != PCI_CLASS_SERIAL)) {

-    return RETURN_UNSUPPORTED;

-  }

-

-  //

-  // Enable Ehci Host Controller MMIO Space.

-  //

-  PciStatus = PciRead16 (PcdGet32(PcdUsbEhciPciAddress) + PCI_PRIMARY_STATUS_OFFSET);

-

-  if ((PciStatus & EFI_PCI_STATUS_CAPABILITY) == 0) {

-    //

-    // The Pci Device Doesn't Support Capability Pointer.

-    //

-    return RETURN_UNSUPPORTED;

-  }

-

-  //

-  // Get Pointer To Capability List

-  //

-  CapabilityPtr = PciRead8(PcdGet32(PcdUsbEhciPciAddress) + PCI_CAPBILITY_POINTER_OFFSET);

-

-  //

-  // Find Capability ID 0xA, Which Is For Debug Port

-  //

-  while (CapabilityPtr != 0) {

-    CapabilityId = PciRead8(PcdGet32(PcdUsbEhciPciAddress) + CapabilityPtr);

-    if (CapabilityId == PCI_CAPABILITY_ID_DEBUG_PORT) {

-      break;

-    }

-    CapabilityPtr = PciRead8(PcdGet32(PcdUsbEhciPciAddress) + CapabilityPtr + 1);

-  }

-

-  //

-  // No Debug Port Capability Found

-  //

-  if (CapabilityPtr == 0) {

-    return RETURN_UNSUPPORTED;

-  }

-

-  //

-  // Get The Base Address Of Debug Port Register In Debug Port Capability Register

-  //

-  *DebugPortOffset    = (UINT16)(PciRead16(PcdGet32(PcdUsbEhciPciAddress) + CapabilityPtr + 2) & 0x1FFF);

-  *DebugPortBarNumbar = (UINT8)((PciRead16(PcdGet32(PcdUsbEhciPciAddress) + CapabilityPtr + 2) >> 13) - 1);

-

-  return RETURN_SUCCESS;

-}

-

-/**

-  Do a usb IN transaction by usb debug port.

-

-  @param  DebugPortRegister        Pointer to the base address of usb debug port register interface.

-  @param  Buffer                   Pointer to the buffer receiving data.

-  @param  Length                   Number of bytes of the received data.

-  @param  Token                    The token PID for each USB transaction.

-  @param  Addr                     The usb device address for usb transaction.

-  @param  Ep                       The endpoint for usb transaction.

-  @param  DataToggle               The toggle bit used at usb transaction.

-

-  @retval RETURN_SUCCESS           The IN transaction is executed successfully.

-  @retval RETURN_INVALID_PARAMETER The parameters passed in are invalid.

-  @retval RETURN_DEVICE_ERROR      The IN transaction comes across error.

-

-**/

-RETURN_STATUS

-EFIAPI

-UsbDebugPortIn (

-  IN      USB_DEBUG_PORT_REGISTER         *DebugPortRegister,

-  IN  OUT UINT8                           *Buffer,

-      OUT UINT8                           *Length,

-  IN      UINT8                           Token,

-  IN      UINT8                           Addr,

-  IN      UINT8                           Ep,

-  IN      UINT8                           DataToggle

-  )

-{

-  UINTN                   Index;

-

-  if (Length == NULL) {

-    return RETURN_INVALID_PARAMETER;

-  }

-  *Length = 0;

-

-  DebugPortRegister->TokenPid = Token;

-  if (DataToggle != 0) {

-    DebugPortRegister->SendPid = DATA1_PID;

-  } else {

-    DebugPortRegister->SendPid = DATA0_PID;

-  }

-

-  DebugPortRegister->UsbAddress  = (UINT8)(Addr & 0x7F);

-  DebugPortRegister->UsbEndPoint = (UINT8)(Ep & 0xF);

-

-  //

-  // Clearing W/R bit to indicate it's a READ operation

-  //

-  MmioAnd32((UINTN)&DebugPortRegister->ControlStatus, (UINT32)~BIT4);

-

-  //

-  // Setting GO bit as well as clearing DONE bit

-  //

-  MmioOr32((UINTN)&DebugPortRegister->ControlStatus, (UINT32)BIT5);

-

-  //

-  // Wait for completing the request

-  //

-  while ((MmioRead32((UINTN)&DebugPortRegister->ControlStatus) & (UINT32)BIT16) == 0) {

-    if ((MmioRead32((UINTN)&DebugPortRegister->ControlStatus) & (USB_DEBUG_PORT_OWNER | USB_DEBUG_PORT_IN_USE | USB_DEBUG_PORT_ENABLE))

-       != (USB_DEBUG_PORT_OWNER | USB_DEBUG_PORT_IN_USE | USB_DEBUG_PORT_ENABLE)) {

-      return RETURN_DEVICE_ERROR;

-    }

-  }

-  

-  //

-  // Clearing DONE bit by writing 1

-  //

-  MmioOr32((UINTN)&DebugPortRegister->ControlStatus, BIT16);

-

-  //

-  // Check if the request is executed successfully or not.

-  //

-  if ((MmioRead32((UINTN)&DebugPortRegister->ControlStatus)) & BIT6) {

-    return RETURN_DEVICE_ERROR;

-  }

-

-  //

-  // Make sure the received data are not beyond the allowable maximum length - 8 byte

-  //

-  if (((MmioRead32((UINTN)&DebugPortRegister->ControlStatus)) & 0xF) > USB_DEBUG_PORT_MAX_PACKET_SIZE) {

-    return RETURN_DEVICE_ERROR;

-  }

-

-  *Length = (UINT8)(MmioRead32((UINTN)&DebugPortRegister->ControlStatus) & 0xF);

-  if (*Length > 8) {

-    return RETURN_DEVICE_ERROR;

-  }

-

-  for (Index = 0; Index < *Length; Index++) {

-    Buffer[Index] = DebugPortRegister->DataBuffer[Index];

-  }

-  return RETURN_SUCCESS;

-}

-

-/**

-  Do a usb SETUP/OUT transaction by usb debug port.

-

-  @param  DebugPortRegister        Pointer to the base address of usb debug port register interface.

-  @param  Buffer                   Pointer to the buffer receiving data.

-  @param  Length                   Number of bytes of the received data.

-  @param  Token                    The token PID for each USB transaction.

-  @param  Addr                     The usb device address for usb transaction.

-  @param  Ep                       The endpoint for usb transaction.

-  @param  DataToggle               The toggle bit used at usb transaction.

-

-  @retval RETURN_SUCCESS           The IN transaction is executed successfully.

-  @retval RETURN_INVALID_PARAMETER The parameters passed in are invalid.

-  @retval RETURN_DEVICE_ERROR      The IN transaction comes across error.

-

-**/

-RETURN_STATUS

-EFIAPI

-UsbDebugPortOut (

-  IN  USB_DEBUG_PORT_REGISTER         *DebugPortRegister,

-  IN  UINT8                           *Buffer,

-  IN  UINT8                           Length,

-  IN  UINT8                           Token,

-  IN  UINT8                           Addr,

-  IN  UINT8                           Ep,

-  IN  UINT8                           DataToggle

-  )

-{

-  UINT8             Index;

-

-  if (Length > 8) {

-    return RETURN_INVALID_PARAMETER;

-  }

-

-  DebugPortRegister->TokenPid = Token;

-  if (DataToggle != 0) {

-    DebugPortRegister->SendPid = DATA1_PID;

-  } else {

-    DebugPortRegister->SendPid = DATA0_PID;

-  }

-  DebugPortRegister->UsbAddress  = (UINT8)(Addr & 0x7F);

-  DebugPortRegister->UsbEndPoint = (UINT8)(Ep & 0xF);

-

-  //

-  // Fill in the data length and corresponding data.

-  //

-  MmioAnd32((UINTN)&DebugPortRegister->ControlStatus, (UINT32)~0xF);

-  MmioOr32((UINTN)&DebugPortRegister->ControlStatus, Length & 0xF);

-  for (Index = 0; Index < Length; Index++) {

-    DebugPortRegister->DataBuffer[Index] = Buffer[Index];

-  }

-

-  //

-  // Setting W/R bit to indicate it's a WRITE operation

-  //

-  MmioOr32((UINTN)&DebugPortRegister->ControlStatus, BIT4);

-  //

-  // Setting GO bit as well as clearing DONE bit

-  //

-  MmioOr32((UINTN)&DebugPortRegister->ControlStatus, BIT5);

-

-  //

-  // Wait for completing the request

-  //

-  while ((MmioRead32((UINTN)&DebugPortRegister->ControlStatus) & BIT16) == 0) {

-    if ((MmioRead32((UINTN)&DebugPortRegister->ControlStatus) & (USB_DEBUG_PORT_OWNER | USB_DEBUG_PORT_IN_USE | USB_DEBUG_PORT_ENABLE))

-       != (USB_DEBUG_PORT_OWNER | USB_DEBUG_PORT_IN_USE | USB_DEBUG_PORT_ENABLE)) {

-      return RETURN_DEVICE_ERROR;

-    }

-  }

-  

-  //

-  // Clearing DONE bit by writing 1

-  //

-  MmioOr32((UINTN)&DebugPortRegister->ControlStatus, BIT16);

-

-  //

-  // Check if the request is executed successfully or not.

-  //

-  if ((MmioRead32((UINTN)&DebugPortRegister->ControlStatus)) & BIT6) {

-    return RETURN_DEVICE_ERROR;

-  }

-

-  //

-  // Make sure the sent data are not beyond the allowable maximum length - 8 byte

-  //

-  if (((MmioRead32((UINTN)&DebugPortRegister->ControlStatus)) & 0xF) > USB_DEBUG_PORT_MAX_PACKET_SIZE) {

-    return RETURN_DEVICE_ERROR;

-  }

-

-  return RETURN_SUCCESS;

-}

-

-/**

-  Do a usb control transfer by usb debug port.

-

-  @param  DebugPortRegister        Pointer to the base address of usb debug port register interface.

-  @param  SetupPacket              The token PID for each USB transaction.

-  @param  Addr                     The usb device address for usb transaction.

-  @param  Ep                       The endpoint for usb transaction.

-  @param  Data                     Pointer to the buffer receiving data.

-  @param  DataLength               Number of bytes of the received data.

-

-  @retval RETURN_SUCCESS           The IN transaction is executed successfully.

-  @retval RETURN_INVALID_PARAMETER The parameters passed in are invalid.

-  @retval RETURN_DEVICE_ERROR      The IN transaction comes across error.

-

-**/

-RETURN_STATUS

-EFIAPI

-UsbDebugPortControlTransfer (

-  IN      USB_DEBUG_PORT_REGISTER         *DebugPortRegister,

-  IN      USB_DEVICE_REQUEST              *SetupPacket,

-  IN      UINT8                           Addr,

-  IN      UINT8                           Ep,

-      OUT UINT8                           *Data,

-  IN  OUT UINT8                           *DataLength

-  )

-{

-  RETURN_STATUS          Status;

-  UINT8                  Temp;

-  UINT8                  ReturnStatus[8];

-

-  //

-  // Setup Phase

-  //

-  Status = UsbDebugPortOut(DebugPortRegister, (UINT8 *)SetupPacket, (UINT8)sizeof(USB_DEVICE_REQUEST), SETUP_PID, Addr, Ep, 0);

-  if (RETURN_ERROR(Status)) {

-    return Status;

-  }

-

-  //

-  // Data Phase

-  //

-  if (DataLength != 0) {

-    if ((SetupPacket->RequestType & BIT7) != 0) {

-      //

-      // Get Data From Device

-      //

-      Status = UsbDebugPortIn(DebugPortRegister, Data, DataLength, INPUT_PID, Addr, Ep, 1);

-      if (RETURN_ERROR(Status)) {

-        return Status;

-      }

-    } else {

-      //

-      // Send Data To Device

-      //

-      Status = UsbDebugPortOut(DebugPortRegister, Data, *DataLength, OUTPUT_PID, Addr, Ep, 1);

-      if (RETURN_ERROR(Status)) {

-        return Status;

-      }

-    }

-  }

-

-  //

-  // Status Phase

-  //

-  if ((SetupPacket->RequestType & BIT7) != 0) {

-    //

-    // For READ operation, Data Toggle in Status Phase Should be 1.

-    //

-    Status = UsbDebugPortOut(DebugPortRegister, NULL, 0, OUTPUT_PID, Addr, Ep, 1);

-  } else {

-    //

-    // For WRITE operation, Data Toggle in Status Phase Should be 1.

-    //

-    Status = UsbDebugPortIn(DebugPortRegister, ReturnStatus, &Temp, INPUT_PID, Addr, Ep, 1);

-  }

-

-  return Status;

-}

-

-/**

-  Check if it needs to re-initialize usb debug port hardware.

-

-  During different phases switch, such as SEC to PEI or PEI to DXE or DXE to SMM, we should check

-  whether the usb debug port hardware configuration is changed. Such case can be triggerred by

-  Pci bus resource allocation and so on.

-

-  @param  Handle           Debug port handle.

-

-  @retval TRUE             The usb debug port hardware configuration is changed.

-  @retval FALSE            The usb debug port hardware configuration is not changed.

-

-**/

-BOOLEAN

-EFIAPI

-NeedReinitializeHardware(

-  IN USB_DEBUG_PORT_HANDLE *Handle

-  )

-{

-  UINT16                  PciCmd;

-  UINT32                  UsbDebugPortMemoryBase;

-  UINT32                  EhciMemoryBase;

-  BOOLEAN                 Status;

-  USB_DEBUG_PORT_REGISTER *UsbDebugPortRegister;

-

-  Status = FALSE;

-

-  EhciMemoryBase = 0xFFFFFC00 & PciRead32(PcdGet32(PcdUsbEhciPciAddress) + PCI_BASE_ADDRESSREG_OFFSET);

-  if (EhciMemoryBase != Handle->EhciMemoryBase) {

-    Handle->EhciMemoryBase = EhciMemoryBase;

-    Status = TRUE;

-  }

-

-  UsbDebugPortMemoryBase = 0xFFFFFC00 & PciRead32(PcdGet32(PcdUsbEhciPciAddress) + PCI_BASE_ADDRESSREG_OFFSET + Handle->DebugPortBarNumber * 4);

-  if (UsbDebugPortMemoryBase != Handle->UsbDebugPortMemoryBase) {

-    Handle->UsbDebugPortMemoryBase = UsbDebugPortMemoryBase;

-    Status = TRUE;

-  }

-

-  //

-  // Enable Ehci Memory Space Access

-  //

-  PciCmd    = PciRead16 (PcdGet32(PcdUsbEhciPciAddress) + PCI_COMMAND_OFFSET);

-  if (((PciCmd & EFI_PCI_COMMAND_MEMORY_SPACE) == 0) || ((PciCmd & EFI_PCI_COMMAND_BUS_MASTER) == 0)) {

-    PciCmd |= EFI_PCI_COMMAND_MEMORY_SPACE | EFI_PCI_COMMAND_BUS_MASTER;

-    PciWrite16(PcdGet32(PcdUsbEhciPciAddress) + PCI_COMMAND_OFFSET, PciCmd);

-    Status = TRUE;

-  }

-

-  //

-  // If the owner and in_use bit is not set, it means system is doing cold/warm boot or EHCI host controller is reset by system software.

-  //

-  UsbDebugPortRegister = (USB_DEBUG_PORT_REGISTER *)(UINTN)(Handle->UsbDebugPortMemoryBase + Handle->DebugPortOffset);

-  if ((MmioRead32((UINTN)&UsbDebugPortRegister->ControlStatus) & (USB_DEBUG_PORT_OWNER | USB_DEBUG_PORT_ENABLE | USB_DEBUG_PORT_IN_USE))

-       != (USB_DEBUG_PORT_OWNER | USB_DEBUG_PORT_ENABLE | USB_DEBUG_PORT_IN_USE)) {

-    Status = TRUE;

-  }

-

-  if (Handle->Initialized == USBDBG_RESET) {

-    Status = TRUE;

-  } else if (Handle->Initialized != USBDBG_INIT_DONE) {

-    Status = TRUE;

-  }

-  return Status;

-}

-

-/**

-  Initialize usb debug port hardware.

-

-  1. reset ehci host controller.

-  2. set right port to debug port.

-  3. find a usb debug device is attached by getting debug device descriptor.

-  4. set address for the usb debug device.

-  5. configure the usb debug device to debug mode.

-

-  @param  Handle           Debug port handle.

-

-  @retval TRUE             The usb debug port hardware configuration is changed.

-  @retval FALSE            The usb debug port hardware configuration is not changed.

-

-**/

-RETURN_STATUS

-EFIAPI

-InitializeUsbDebugHardware (

-  IN USB_DEBUG_PORT_HANDLE *Handle

-)

-{

-  RETURN_STATUS             Status;

-  USB_DEBUG_PORT_REGISTER   *UsbDebugPortRegister;

-  USB_DEBUG_PORT_DESCRIPTOR UsbDebugPortDescriptor;

-  UINT16                    PciCmd;

-  UINT32                    *PortStatus;

-  UINT32                    *UsbCmd;

-  UINT32                    *UsbStatus;

-  UINT32                    *UsbHCSParam;

-  UINT8                     DebugPortNumber;

-  UINT8                     Length;

-

-  UsbDebugPortRegister = (USB_DEBUG_PORT_REGISTER *)(UINTN)(Handle->UsbDebugPortMemoryBase + Handle->DebugPortOffset);

-  PciCmd      = PciRead16 (PcdGet32(PcdUsbEhciPciAddress) + PCI_COMMAND_OFFSET);

-  UsbHCSParam = (UINT32 *)(UINTN)(Handle->EhciMemoryBase + 0x04);

-  UsbCmd      = (UINT32 *)(UINTN)(Handle->EhciMemoryBase + 0x20);

-  UsbStatus   = (UINT32 *)(UINTN)(Handle->EhciMemoryBase + 0x24);

-

-  //

-  // Check if the debug port is enabled and owned by myself.

-  //

-  if (((MmioRead32((UINTN)&UsbDebugPortRegister->ControlStatus) & (USB_DEBUG_PORT_OWNER | USB_DEBUG_PORT_IN_USE))

-       != (USB_DEBUG_PORT_OWNER | USB_DEBUG_PORT_IN_USE)) || (Handle->Initialized == USBDBG_RESET)) {

-    DEBUG ((

-      EFI_D_INFO,

-      "UsbDbg: Need to reset the host controller. ControlStatus = %08x\n",

-      MmioRead32((UINTN)&UsbDebugPortRegister->ControlStatus)

-      ));

-    //

-    // If the host controller is halted, then reset and restart it.

-    //

-    if ((MmioRead32((UINTN)UsbStatus) & BIT12) != 0) {

-      DEBUG ((EFI_D_INFO, "UsbDbg: Reset the host controller.\n"));

-      //

-      // reset the host controller.

-      //

-      MmioOr32((UINTN)UsbCmd, BIT1);

-      //

-      // ensure that the host controller is reset.

-      //

-      while ((MmioRead32((UINTN)UsbCmd) & BIT1) != 0);

-

-      MmioOr32((UINTN)UsbCmd, BIT0);

-      // ensure that the host controller is started (HALTED bit must be cleared)

-      while ((MmioRead32((UINTN)UsbStatus) & BIT12) != 0);

-    }

-

-    //

-    // First get the ownership of port 0.

-    //

-    MmioOr32((UINTN)&UsbDebugPortRegister->ControlStatus, USB_DEBUG_PORT_OWNER | USB_DEBUG_PORT_IN_USE);

-

-    MicroSecondDelay (200000);

-  }

-  //

-  // Find out which port is used as debug port.

-  //

-  DebugPortNumber = (UINT8)((MmioRead32((UINTN)UsbHCSParam) & 0x00F00000) >> 20);

-  //

-  // Should find a device is connected at debug port

-  //

-  PortStatus = (UINT32 *)(UINTN)(Handle->EhciMemoryBase + 0x64 + (DebugPortNumber - 1) * 4);

-  if (!(MmioRead32((UINTN)PortStatus) & BIT0)) {

-    Handle->Initialized = USBDBG_NO_DEV;

-    return RETURN_NOT_FOUND;

-  }

-

-  if (Handle->Initialized != USBDBG_INIT_DONE ||

-      (MmioRead32 ((UINTN) &UsbDebugPortRegister->ControlStatus) & USB_DEBUG_PORT_ENABLE) == 0) {

-    DEBUG ((EFI_D_INFO, "UsbDbg: Reset the debug port.\n"));

-    //

-    // Reset the debug port

-    //

-    MmioOr32((UINTN)PortStatus, BIT8);

-    MicroSecondDelay (500000);

-    MmioAnd32((UINTN)PortStatus, (UINT32)~BIT8);

-    while (MmioRead32((UINTN)PortStatus) & BIT8);

-

-    //

-    // The port enabled bit should be set by HW.

-    //

-    if ((MmioRead32((UINTN)PortStatus) & BIT2) == 0) {

-      Handle->Initialized = USBDBG_NO_DBG_CAB;

-      return RETURN_DEVICE_ERROR;

-    }

-

-    //

-    // Enable Usb Debug Port Capability

-    //

-    MmioOr32((UINTN)&UsbDebugPortRegister->ControlStatus, USB_DEBUG_PORT_ENABLE);

-

-    //

-    // initialize the data toggle used by bulk in/out endpoint.

-    //

-    Handle->BulkInToggle  = 0;

-    Handle->BulkOutToggle = 0;

-

-    //

-    // set usb debug device address as 0x7F.

-    //

-    Status = UsbDebugPortControlTransfer (UsbDebugPortRegister, &mDebugCommunicationLibUsbSetDebugAddress, 0x0, 0x0, NULL, NULL);

-    if (RETURN_ERROR(Status)) {

-      //

-      // The device can not work well.

-      //

-      Handle->Initialized = USBDBG_NO_DBG_CAB;

-      return Status;

-    }

-

-    //

-    // Start to communicate with Usb Debug Device to see if the attached device is usb debug device or not.

-    //

-    Length = (UINT8)sizeof (USB_DEBUG_PORT_DESCRIPTOR);

-

-    //

-    // Get debug descriptor.

-    //

-    Status = UsbDebugPortControlTransfer (UsbDebugPortRegister, &mDebugCommunicationLibUsbGetDebugDescriptor, 0x7F, 0x0, (UINT8*)&UsbDebugPortDescriptor, &Length);

-    if (RETURN_ERROR(Status)) {

-      //

-      // The device is not a usb debug device.

-      //

-      Handle->Initialized = USBDBG_NO_DBG_CAB;

-      return Status;

-    }

-

-    if (Length != sizeof(USB_DEBUG_PORT_DESCRIPTOR)) {

-      Handle->Initialized = USBDBG_NO_DBG_CAB;

-      return RETURN_DEVICE_ERROR;

-    }

-

-    //

-    // enable the usb debug feature.

-    //

-    Status = UsbDebugPortControlTransfer (UsbDebugPortRegister, &mDebugCommunicationLibUsbSetDebugFeature, 0x7F, 0x0, NULL, NULL);

-    if (RETURN_ERROR(Status)) {

-      //

-      // The device can not work well.

-      //

-      Handle->Initialized = USBDBG_NO_DBG_CAB;

-      return Status;

-    }

-  

-    Handle->Initialized = USBDBG_DBG_CAB;

-  }

-

-  //

-  // Set initialized flag

-  //

-  Handle->Initialized = USBDBG_INIT_DONE;

-

-  return RETURN_SUCCESS;

-}

-

-/**

-  Read data from debug device and save the datas in buffer.

-

-  Reads NumberOfBytes data bytes from a debug device into the buffer

-  specified by Buffer. The number of bytes actually read is returned.

-  If the return value is less than NumberOfBytes, then the rest operation failed.

-  If NumberOfBytes is zero, then return 0.

-

-  @param  Handle           Debug port handle.

-  @param  Buffer           Pointer to the data buffer to store the data read from the debug device.

-  @param  NumberOfBytes    Number of bytes which will be read.

-  @param  Timeout          Timeout value for reading from debug device. It unit is Microsecond.

-

-  @retval 0                Read data failed, no data is to be read.

-  @retval >0               Actual number of bytes read from debug device.

-

-**/

-UINTN

-EFIAPI

-DebugPortReadBuffer (

-  IN   DEBUG_PORT_HANDLE    Handle,

-  IN   UINT8                *Buffer,

-  IN   UINTN                NumberOfBytes,

-  IN   UINTN                Timeout

-  )

-{

-  USB_DEBUG_PORT_HANDLE     *UsbDebugPortHandle;

-  USB_DEBUG_PORT_REGISTER   *UsbDebugPortRegister;

-  RETURN_STATUS             Status;

-  UINT8                     Index;

-

-  if (NumberOfBytes != 1 || Buffer == NULL || Timeout != 0) {

-    return 0;

-  }

-

-  //

-  // If Handle is NULL, it means memory is ready for use.

-  // Use global variable to store handle value.

-  //

-  if (Handle == NULL) {

-    UsbDebugPortHandle = &mDebugCommunicationLibUsbDebugPortHandle;

-  } else {

-    UsbDebugPortHandle = (USB_DEBUG_PORT_HANDLE *)Handle;

-  }

-

-  if (NeedReinitializeHardware(UsbDebugPortHandle)) {

-    Status = InitializeUsbDebugHardware (UsbDebugPortHandle);

-    if (RETURN_ERROR(Status)) {

-      return 0;

-    }

-  }

-

-  UsbDebugPortRegister = (USB_DEBUG_PORT_REGISTER *)(UINTN)(UsbDebugPortHandle->UsbDebugPortMemoryBase + UsbDebugPortHandle->DebugPortOffset);

-

-  //

-  // Read data from buffer

-  //

-  if (UsbDebugPortHandle->DataCount < 1) {

-    return 0;

-  } else {

-    *Buffer = UsbDebugPortHandle->Data[0];

-    for (Index = 0; Index < UsbDebugPortHandle->DataCount - 1; Index++) {

-      if ((Index + 1) >= USB_DEBUG_PORT_MAX_PACKET_SIZE) {

-        return 0;

-      }

-      UsbDebugPortHandle->Data[Index] = UsbDebugPortHandle->Data[Index + 1];

-    }

-    UsbDebugPortHandle->DataCount = (UINT8)(UsbDebugPortHandle->DataCount - 1);

-    return 1;

-  }

-}

-

-/**

-  Write data from buffer to debug device.

-

-  Writes NumberOfBytes data bytes from Buffer to the debug device.

-  The number of bytes actually written to the debug device is returned.

-  If the return value is less than NumberOfBytes, then the write operation failed.

-  If NumberOfBytes is zero, then return 0.

-

-  @param  Handle           Debug port handle.

-  @param  Buffer           Pointer to the data buffer to be written.

-  @param  NumberOfBytes    Number of bytes to written to the debug device.

-

-  @retval 0                NumberOfBytes is 0.

-  @retval >0               The number of bytes written to the debug device.

-                           If this value is less than NumberOfBytes, then the read operation failed.

-

-**/

-UINTN

-EFIAPI

-DebugPortWriteBuffer (

-  IN   DEBUG_PORT_HANDLE    Handle,

-  IN   UINT8                *Buffer,

-  IN   UINTN                NumberOfBytes

-  )

-{

-  USB_DEBUG_PORT_HANDLE     *UsbDebugPortHandle;

-  USB_DEBUG_PORT_REGISTER   *UsbDebugPortRegister;

-  RETURN_STATUS             Status;

-  UINT8                     Sent;

-  UINTN                     Total;

-  UINT8                     ReceivedPid;

-

-  if (NumberOfBytes == 0 || Buffer == NULL) {

-    return 0;

-  }

-

-  Sent  = 0;

-  Total = 0;

-

-  //

-  // If Handle is NULL, it means memory is ready for use.

-  // Use global variable to store handle value.

-  //

-  if (Handle == NULL) {

-    UsbDebugPortHandle = &mDebugCommunicationLibUsbDebugPortHandle;

-  } else {

-    UsbDebugPortHandle = (USB_DEBUG_PORT_HANDLE *)Handle;

-  }

-

-  if (NeedReinitializeHardware(UsbDebugPortHandle)) {

-    Status = InitializeUsbDebugHardware (UsbDebugPortHandle);

-    if (RETURN_ERROR(Status)) {

-      return 0;

-    }

-  }

-

-  UsbDebugPortRegister = (USB_DEBUG_PORT_REGISTER *)(UINTN)(UsbDebugPortHandle->UsbDebugPortMemoryBase + UsbDebugPortHandle->DebugPortOffset);

-

-  while ((Total < NumberOfBytes)) {

-    if (NumberOfBytes - Total > USB_DEBUG_PORT_MAX_PACKET_SIZE) {

-      Sent = USB_DEBUG_PORT_MAX_PACKET_SIZE;

-    } else {

-      Sent = (UINT8)(NumberOfBytes - Total);

-    }

-

-    Status = UsbDebugPortOut(UsbDebugPortRegister, Buffer + Total, Sent, OUTPUT_PID, 0x7F, 0x01, UsbDebugPortHandle->BulkOutToggle);

-

-    if (RETURN_ERROR(Status)) {

-      return Total;

-    }

-

-    ReceivedPid = (MmioRead8((UINTN)&UsbDebugPortRegister->ReceivedPid));

-    //

-    // If received a NAK_PID on write transaction, it means the usb debug device is busy and can not handle this transaction.

-    // should send the packet again.

-    //

-    if (ReceivedPid == NAK_PID) {

-      Sent = 0;

-    } else {

-      UsbDebugPortHandle->BulkOutToggle ^= 1;

-    }

-    Total += Sent;

-  }

-  return Total;

-}

-

-/**

-  Polls a debug device to see if there is any data waiting to be read.

-

-  Polls a debug device to see if there is any data waiting to be read.

-  If there is data waiting to be read from the debug device, then TRUE is returned.

-  If there is no data waiting to be read from the debug device, then FALSE is returned.

-

-  @param  Handle           Debug port handle.

-

-  @retval TRUE             Data is waiting to be read from the debug device.

-  @retval FALSE            There is no data waiting to be read from the serial device.

-

-**/

-BOOLEAN

-EFIAPI

-DebugPortPollBuffer (

-  IN DEBUG_PORT_HANDLE      Handle

-  )

-{

-  USB_DEBUG_PORT_HANDLE     *UsbDebugPortHandle;

-  USB_DEBUG_PORT_REGISTER   *UsbDebugPortRegister;

-  UINT8                     Length;

-  UINT8                     Index;

-  RETURN_STATUS             Status;

-

-  //

-  // If Handle is NULL, it means memory is ready for use.

-  // Use global variable to store handle value.

-  //

-  if (Handle == NULL) {

-    UsbDebugPortHandle = &mDebugCommunicationLibUsbDebugPortHandle;

-  } else {

-    UsbDebugPortHandle = (USB_DEBUG_PORT_HANDLE *)Handle;

-  }

-

-  if (NeedReinitializeHardware(UsbDebugPortHandle)) {

-    Status = InitializeUsbDebugHardware(UsbDebugPortHandle);

-    if (RETURN_ERROR(Status)) {

-      return FALSE;

-    }

-  }

-

-  //

-  // If the data buffer is not empty, then return TRUE directly.

-  // else initialize a usb read transaction and read data to the data buffer.

-  //

-  if (UsbDebugPortHandle->DataCount != 0) {

-    return TRUE;

-  }

-

-  UsbDebugPortRegister = (USB_DEBUG_PORT_REGISTER *)(UINTN)(UsbDebugPortHandle->UsbDebugPortMemoryBase + UsbDebugPortHandle->DebugPortOffset);

-

-  UsbDebugPortRegister->TokenPid = INPUT_PID;

-  if (UsbDebugPortHandle->BulkInToggle == 0) {

-    UsbDebugPortRegister->SendPid  = DATA0_PID;

-  } else {

-    UsbDebugPortRegister->SendPid  = DATA1_PID;

-  }

-  UsbDebugPortRegister->UsbAddress  = 0x7F;

-  UsbDebugPortRegister->UsbEndPoint = 0x82 & 0x0F;

-

-  //

-  // Clearing W/R bit to indicate it's a READ operation

-  //

-  MmioAnd32((UINTN)&UsbDebugPortRegister->ControlStatus, (UINT32)~BIT4);

-  //

-  // Setting GO bit as well as clearing DONE bit

-  //

-  MmioOr32((UINTN)&UsbDebugPortRegister->ControlStatus, (UINT32)BIT5);

-

-  //

-  // Wait for completing the request

-  //

-  while ((MmioRead32((UINTN)&UsbDebugPortRegister->ControlStatus) & (UINT32)BIT16) == 0) {

-    if ((MmioRead32((UINTN)&UsbDebugPortRegister->ControlStatus) & (USB_DEBUG_PORT_OWNER | USB_DEBUG_PORT_IN_USE | USB_DEBUG_PORT_ENABLE))

-       != (USB_DEBUG_PORT_OWNER | USB_DEBUG_PORT_IN_USE | USB_DEBUG_PORT_ENABLE)) {

-      return FALSE;

-    }

-  }

-

-  if ((MmioRead32((UINTN)&UsbDebugPortRegister->ControlStatus)) & BIT6) {

-    return FALSE;

-  }

-

-  Length = (UINT8)(MmioRead32((UINTN)&UsbDebugPortRegister->ControlStatus) & 0xF);

-

-  if (Length > 8) {

-    return FALSE;

-  }

-

-  UsbDebugPortHandle->BulkInToggle ^= 1;

-

-  if (Length == 0) {

-    return FALSE;

-  }

-

-  for (Index = 0; Index < Length; Index++) {

-    UsbDebugPortHandle->Data[Index] = UsbDebugPortRegister->DataBuffer[Index];

-  }

-  UsbDebugPortHandle->DataCount = Length;

-

-  return TRUE;

-}

-

-/**

-  Initialize the debug port.

-

-  If Function is not NULL, Debug Communication Libary will call this function

-  by passing in the Context to be the first parameter. If needed, Debug Communication

-  Library will create one debug port handle to be the second argument passing in

-  calling the Function, otherwise it will pass NULL to be the second argument of

-  Function.

-

-  If Function is NULL, and Context is not NULL, the Debug Communication Library could

-    a) Return the same handle as passed in (as Context parameter).

-    b) Ignore the input Context parameter and create new handle to be returned.

-

-  If parameter Function is NULL and Context is NULL, Debug Communication Library could

-  created a new handle if needed and return it, otherwise it will return NULL.

-

-  @param[in] Context      Context needed by callback function; it was optional.

-  @param[in] Function     Continue function called by Debug Communication library;

-                          it was optional.

-

-  @return  The debug port handle created by Debug Communication Library if Function

-           is not NULL.

-

-**/

-DEBUG_PORT_HANDLE

-EFIAPI

-DebugPortInitialize (

-  IN VOID                 *Context,

-  IN DEBUG_PORT_CONTINUE  Function

-  )

-{

-  RETURN_STATUS             Status;

-  USB_DEBUG_PORT_HANDLE     Handle;

-  USB_DEBUG_PORT_HANDLE     *UsbDebugPortHandle;

-

-  //

-  // Validate the PCD PcdDebugPortHandleBufferSize value 

-  //

-  ASSERT (PcdGet16 (PcdDebugPortHandleBufferSize) == sizeof (USB_DEBUG_PORT_HANDLE));

-

-  if (Function == NULL && Context != NULL) {

-    UsbDebugPortHandle = (USB_DEBUG_PORT_HANDLE *)Context;

-  } else {

-    ZeroMem(&Handle, sizeof (USB_DEBUG_PORT_HANDLE));

-    UsbDebugPortHandle = &Handle;

-  }

-

-  if (Function == NULL && Context != NULL) {

-    return (DEBUG_PORT_HANDLE *) Context;

-  }

-

-  Status = CalculateUsbDebugPortBar(&Handle.DebugPortOffset, &Handle.DebugPortBarNumber);

-  if (RETURN_ERROR (Status)) {

-    DEBUG ((EFI_D_ERROR, "UsbDbg: the pci device pointed by PcdUsbEhciPciAddress is not EHCI host controller or does not support debug port capability!\n"));

-    goto Exit;

-  }

-

-  Handle.EhciMemoryBase = 0xFFFFFC00 & PciRead32(PcdGet32(PcdUsbEhciPciAddress) + PCI_BASE_ADDRESSREG_OFFSET);

-

-  if (Handle.EhciMemoryBase == 0) {

-    //

-    // Usb Debug Port MMIO Space Is Not Enabled. Assumption here that DebugPortBase is zero

-    //

-    PciWrite32(PcdGet32(PcdUsbEhciPciAddress) + PCI_BASE_ADDRESSREG_OFFSET, PcdGet32(PcdUsbEhciMemorySpaceBase));

-    Handle.EhciMemoryBase = 0xFFFFFC00 & PciRead32(PcdGet32(PcdUsbEhciPciAddress) + PCI_BASE_ADDRESSREG_OFFSET);

-  }

-

-  Handle.UsbDebugPortMemoryBase = 0xFFFFFC00 & PciRead32(PcdGet32(PcdUsbEhciPciAddress) + PCI_BASE_ADDRESSREG_OFFSET + Handle.DebugPortBarNumber * 4);

-

-  if (Handle.UsbDebugPortMemoryBase == 0) {

-    //

-    // Usb Debug Port MMIO Space Is Not Enabled. Assumption here that DebugPortBase is zero

-    //

-    PciWrite32(PcdGet32(PcdUsbEhciPciAddress) + PCI_BASE_ADDRESSREG_OFFSET + Handle.DebugPortBarNumber * 4, PcdGet32(PcdUsbDebugPortMemorySpaceBase));

-    Handle.UsbDebugPortMemoryBase = 0xFFFFFC00 & PciRead32(PcdGet32(PcdUsbEhciPciAddress) + PCI_BASE_ADDRESSREG_OFFSET + Handle.DebugPortBarNumber * 4);

-  }

-

-  Handle.Initialized = USBDBG_RESET;

-

-  if (NeedReinitializeHardware(&Handle)) {

-    DEBUG ((EFI_D_ERROR, "UsbDbg: Start EHCI debug port initialization!\n"));

-    Status = InitializeUsbDebugHardware (&Handle);

-    if (RETURN_ERROR(Status)) {

-      DEBUG ((EFI_D_ERROR, "UsbDbg: Failed, please check if USB debug cable is plugged into EHCI debug port correctly!\n"));

-      goto Exit;

-    }

-  }

-

-Exit:

-

-  if (Function != NULL) {

-    Function (Context, &Handle);

-  } else {

-    CopyMem(&mDebugCommunicationLibUsbDebugPortHandle, &Handle, sizeof (USB_DEBUG_PORT_HANDLE));

-  }

-

-  return (DEBUG_PORT_HANDLE)(UINTN)&mDebugCommunicationLibUsbDebugPortHandle;

-}

-

diff --git a/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb/DebugCommunicationLibUsb.inf b/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb/DebugCommunicationLibUsb.inf
deleted file mode 100644
index 028b04afbf..0000000000
--- a/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb/DebugCommunicationLibUsb.inf
+++ /dev/null
@@ -1,56 +0,0 @@
-## @file

-#  Debug Communication Library instance based on usb debug port.

-#

-#  Copyright (c) 2010 - 2015, Intel Corporation. All rights reserved.<BR>

-#

-#  This program and the accompanying materials

-#  are licensed and made available under the terms and conditions of the BSD License

-#  which accompanies this distribution. The full text of the license may be found at

-#  http://opensource.org/licenses/bsd-license.php.

-#  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,

-#  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.

-#

-#

-##

-

-[Defines]

-  INF_VERSION                    = 0x00010005

-  BASE_NAME                      = DebugCommunicationLibUsb

-  MODULE_UNI_FILE                = DebugCommunicationLibUsb.uni

-  FILE_GUID                      = 87438836-AD8D-4e3e-9249-895120A67240

-  MODULE_TYPE                    = BASE

-  VERSION_STRING                 = 0.7

-  LIBRARY_CLASS                  = DebugCommunicationLib

-

-#

-#  VALID_ARCHITECTURES           = IA32 X64

-#

-

-[Sources.common]

-  DebugCommunicationLibUsb.c

-

-[Packages]

-  MdePkg/MdePkg.dec

-  SourceLevelDebugPkg/SourceLevelDebugPkg.dec

-

-[Pcd]

-  # The memory BAR of usb debug port, it may be different with the memory bar of ehci host controller.

-  # Note that the memory BAR address is only used before Pci bus resource allocation.

-  gEfiSourceLevelDebugPkgTokenSpaceGuid.PcdUsbDebugPortMemorySpaceBase    ## SOMETIMES_CONSUMES

-  # The memory BAR of ehci host controller, in which usb debug feature is enabled.

-  # Note that the memory BAR address is only used before Pci bus resource allocation.

-  gEfiSourceLevelDebugPkgTokenSpaceGuid.PcdUsbEhciMemorySpaceBase         ## SOMETIMES_CONSUMES

-  # The pci address of ehci host controller, in which usb debug feature is enabled.

-  # The format of pci address please refer to SourceLevelDebugPkg.dec

-  gEfiSourceLevelDebugPkgTokenSpaceGuid.PcdUsbEhciPciAddress              ## CONSUMES

-  # The value of data buffer size used for USB debug port handle.

-  # It should be equal to sizeof (USB_DEBUG_PORT_HANDLE).

-  gEfiSourceLevelDebugPkgTokenSpaceGuid.PcdDebugPortHandleBufferSize|23   ## SOMETIMES_CONSUMES

-

-[LibraryClasses]

-  TimerLib

-  IoLib

-  PciLib

-  PcdLib

-  DebugLib

-

diff --git a/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb/DebugCommunicationLibUsb.uni b/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb/DebugCommunicationLibUsb.uni
deleted file mode 100644
index cd767251e1..0000000000
--- a/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb/DebugCommunicationLibUsb.uni
+++ /dev/null