/** @file\r
\r
-Copyright (c) 2004 - 2007, Intel Corporation\r
-All rights reserved. This program and the accompanying materials\r
-are licensed and made available under the terms and conditions of the BSD License\r
-which accompanies this distribution. The full text of the license may be found at\r
-http://opensource.org/licenses/bsd-license.php\r
-\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
-Module Name:\r
-\r
- Uhci.h\r
-\r
-Abstract:\r
-\r
The definition for UHCI driver model and HC protocol routines.\r
\r
-Revision History\r
-\r
+Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
-#ifndef _UHCI_H\r
-#define _UHCI_H\r
+#ifndef _EFI_UHCI_H_\r
+#define _EFI_UHCI_H_\r
\r
\r
-#include <PiDxe.h>\r
+#include <Uefi.h>\r
\r
#include <Protocol/Usb2HostController.h>\r
#include <Protocol/UsbHostController.h>\r
#include <Protocol/PciIo.h>\r
\r
+#include <Guid/EventGroup.h>\r
+\r
#include <Library/DebugLib.h>\r
#include <Library/BaseMemoryLib.h>\r
#include <Library/UefiDriverEntryPoint.h>\r
#include <Library/BaseLib.h>\r
#include <Library/MemoryAllocationLib.h>\r
#include <Library/PcdLib.h>\r
+#include <Library/ReportStatusCodeLib.h>\r
\r
-#include <IndustryStandard/Pci22.h>\r
+#include <IndustryStandard/Pci.h>\r
\r
typedef struct _USB_HC_DEV USB_HC_DEV;\r
\r
#include "UhciReg.h"\r
#include "UhciSched.h"\r
#include "UhciDebug.h"\r
+#include "ComponentName.h"\r
\r
-enum {\r
- UHC_1_MICROSECOND = 1,\r
- UHC_1_MILLISECOND = 1000 * UHC_1_MICROSECOND,\r
- UHC_1_SECOND = 1000 * UHC_1_MILLISECOND,\r
+//\r
+// UHC timeout experience values\r
+//\r
\r
- //\r
- // UHCI register operation timeout, set by experience\r
- //\r
- UHC_GENERIC_TIMEOUT = UHC_1_SECOND,\r
+#define UHC_1_MICROSECOND 1\r
+#define UHC_1_MILLISECOND (1000 * UHC_1_MICROSECOND)\r
+#define UHC_1_SECOND (1000 * UHC_1_MILLISECOND)\r
\r
- //\r
- // Wait for force global resume(FGR) complete, refers to\r
- // specification[UHCI11-2.1.1]\r
- //\r
- UHC_FORCE_GLOBAL_RESUME_STALL = 20 * UHC_1_MILLISECOND,\r
+//\r
+// UHCI register operation timeout, set by experience\r
+//\r
+#define UHC_GENERIC_TIMEOUT UHC_1_SECOND\r
\r
- //\r
- // Wait for roothub port reset and recovery, reset stall\r
- // is set by experience, and recovery stall refers to\r
- // specification[UHCI11-2.1.1]\r
- //\r
- UHC_ROOT_PORT_RESET_STALL = 50 * UHC_1_MILLISECOND,\r
- UHC_ROOT_PORT_RECOVERY_STALL = 10 * UHC_1_MILLISECOND,\r
+//\r
+// Wait for force global resume(FGR) complete, refers to\r
+// specification[UHCI11-2.1.1]\r
+//\r
+#define UHC_FORCE_GLOBAL_RESUME_STALL (20 * UHC_1_MILLISECOND)\r
\r
- //\r
- // Sync and Async transfer polling interval, set by experience,\r
- // and the unit of Async is 100us.\r
- //\r
- UHC_SYNC_POLL_INTERVAL = 50 * UHC_1_MICROSECOND,\r
- UHC_ASYNC_POLL_INTERVAL = 50 * 10000UL,\r
+//\r
+// Wait for roothub port reset and recovery, reset stall\r
+// is set by experience, and recovery stall refers to\r
+// specification[UHCI11-2.1.1]\r
+//\r
+#define UHC_ROOT_PORT_RESET_STALL (50 * UHC_1_MILLISECOND)\r
+#define UHC_ROOT_PORT_RECOVERY_STALL (10 * UHC_1_MILLISECOND)\r
\r
- //\r
- // UHC raises TPL to TPL_NOTIFY to serialize all its operations\r
- // to protect shared data structures.\r
- //\r
- UHCI_TPL = TPL_NOTIFY,\r
+//\r
+// Sync and Async transfer polling interval, set by experience,\r
+// and the unit of Async is 100us.\r
+//\r
+#define UHC_SYNC_POLL_INTERVAL (1 * UHC_1_MILLISECOND)\r
+#define UHC_ASYNC_POLL_INTERVAL EFI_TIMER_PERIOD_MILLISECONDS(1)\r
\r
- USB_HC_DEV_SIGNATURE = EFI_SIGNATURE_32 ('u', 'h', 'c', 'i')\r
-};\r
+//\r
+// UHC raises TPL to TPL_NOTIFY to serialize all its operations\r
+// to protect shared data structures.\r
+//\r
+#define UHCI_TPL TPL_NOTIFY\r
+\r
+#define USB_HC_DEV_SIGNATURE SIGNATURE_32 ('u', 'h', 'c', 'i')\r
\r
#pragma pack(1)\r
typedef struct {\r
- UINT8 PI;\r
+ UINT8 ProgInterface;\r
UINT8 SubClassCode;\r
UINT8 BaseCode;\r
} USB_CLASSC;\r
UINT32 Signature;\r
EFI_USB2_HC_PROTOCOL Usb2Hc;\r
EFI_PCI_IO_PROTOCOL *PciIo;\r
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r
UINT64 OriginalPciAttributes;\r
\r
//\r
// Schedule data structures\r
//\r
- UINT32 *FrameBase;\r
+ UINT32 *FrameBase; // the buffer pointed by this pointer is used to store pci bus address of the QH descriptor.\r
+ UINT32 *FrameBaseHostAddr; // the buffer pointed by this pointer is used to store host memory address of the QH descriptor.\r
UHCI_QH_SW *SyncIntQh;\r
UHCI_QH_SW *CtrlQh;\r
UHCI_QH_SW *BulkQh;\r
USBHC_MEM_POOL *MemPool;\r
EFI_UNICODE_STRING_TABLE *CtrlNameTable;\r
VOID *FrameMapping;\r
+\r
+ //\r
+ // ExitBootServicesEvent is used to stop the EHC DMA operation\r
+ // after exit boot service.\r
+ //\r
+ EFI_EVENT ExitBootServiceEvent;\r
};\r
\r
extern EFI_DRIVER_BINDING_PROTOCOL gUhciDriverBinding;\r
extern EFI_COMPONENT_NAME_PROTOCOL gUhciComponentName;\r
extern EFI_COMPONENT_NAME2_PROTOCOL gUhciComponentName2;\r
\r
+/**\r
+ Test to see if this driver supports ControllerHandle. Any\r
+ ControllerHandle that has UsbHcProtocol installed will be supported.\r
+\r
+ @param This Protocol instance pointer.\r
+ @param Controller Handle of device to test.\r
+ @param RemainingDevicePath Not used.\r
+\r
+ @return EFI_SUCCESS This driver supports this device.\r
+ @return EFI_UNSUPPORTED This driver does not support this device.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UhciDriverBindingSupported (\r
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
+ IN EFI_HANDLE Controller,\r
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
+ );\r
+\r
+/**\r
+ Starting the Usb UHCI Driver.\r
+\r
+ @param This Protocol instance pointer.\r
+ @param Controller Handle of device to test.\r
+ @param RemainingDevicePath Not used.\r
+\r
+ @retval EFI_SUCCESS This driver supports this device.\r
+ @retval EFI_UNSUPPORTED This driver does not support this device.\r
+ @retval EFI_DEVICE_ERROR This driver cannot be started due to device Error.\r
+ EFI_OUT_OF_RESOURCES- Failed due to resource shortage.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UhciDriverBindingStart (\r
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
+ IN EFI_HANDLE Controller,\r
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r
+ );\r
+\r
+/**\r
+ Stop this driver on ControllerHandle. Support stopping any child handles\r
+ created by this driver.\r
+\r
+ @param This Protocol instance pointer.\r
+ @param Controller Handle of device to stop driver on.\r
+ @param NumberOfChildren Number of Children in the ChildHandleBuffer.\r
+ @param ChildHandleBuffer List of handles for the children we need to stop.\r
+\r
+ @return EFI_SUCCESS\r
+ @return others\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+UhciDriverBindingStop (\r
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
+ IN EFI_HANDLE Controller,\r
+ IN UINTN NumberOfChildren,\r
+ IN EFI_HANDLE *ChildHandleBuffer\r
+ );\r
+\r
#endif\r
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