/** @file\r
\r
-Copyright (c) 2006 - 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
+ Provides some data struct used by EHCI controller driver.\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
- Ehci.h\r
-\r
-Abstract:\r
-\r
-\r
-Revision History\r
+Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#define _EFI_EHCI_H_\r
\r
\r
-#include <PiDxe.h>\r
+#include <Uefi.h>\r
\r
#include <Protocol/Usb2HostController.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/UefiLib.h>\r
#include <Library/BaseLib.h>\r
#include <Library/MemoryAllocationLib.h>\r
+#include <Library/PcdLib.h>\r
+#include <Library/ReportStatusCodeLib.h>\r
\r
-\r
-#include <IndustryStandard/Pci22.h>\r
+#include <IndustryStandard/Pci.h>\r
\r
typedef struct _USB2_HC_DEV USB2_HC_DEV;\r
\r
#include "EhciUrb.h"\r
#include "EhciSched.h"\r
#include "EhciDebug.h"\r
+#include "ComponentName.h"\r
\r
-enum {\r
- USB2_HC_DEV_SIGNATURE = EFI_SIGNATURE_32 ('e', 'h', 'c', 'i'),\r
- EHC_STALL_1_MICROSECOND = 1,\r
- EHC_STALL_1_MILLISECOND = 1000 * EHC_STALL_1_MICROSECOND,\r
- EHC_STALL_1_SECOND = 1000 * EHC_STALL_1_MILLISECOND,\r
+//\r
+// EHC timeout experience values\r
+//\r
\r
- EHC_SET_PORT_RESET_TIME = 50 * EHC_STALL_1_MILLISECOND,\r
- EHC_CLEAR_PORT_RESET_TIME = EHC_STALL_1_MILLISECOND,\r
- EHC_GENERIC_TIME = 10 * EHC_STALL_1_MILLISECOND,\r
- EHC_SYNC_POLL_TIME = 20 * EHC_STALL_1_MICROSECOND,\r
- EHC_ASYNC_POLL_TIME = 50 * 10000UL, // The unit of time is 100us\r
+#define EHC_1_MICROSECOND 1\r
+#define EHC_1_MILLISECOND (1000 * EHC_1_MICROSECOND)\r
+#define EHC_1_SECOND (1000 * EHC_1_MILLISECOND)\r
\r
- EHC_TPL = TPL_NOTIFY\r
-};\r
+//\r
+// EHCI register operation timeout, set by experience\r
+//\r
+#define EHC_RESET_TIMEOUT (1 * EHC_1_SECOND)\r
+#define EHC_GENERIC_TIMEOUT (10 * EHC_1_MILLISECOND)\r
+\r
+//\r
+// Wait for roothub port power stable, refers to Spec[EHCI1.0-2.3.9]\r
+//\r
+#define EHC_ROOT_PORT_RECOVERY_STALL (20 * EHC_1_MILLISECOND)\r
+\r
+//\r
+// Sync and Async transfer polling interval, set by experience,\r
+// and the unit of Async is 100us, means 1ms as interval.\r
+//\r
+#define EHC_SYNC_POLL_INTERVAL (1 * EHC_1_MILLISECOND)\r
+#define EHC_ASYNC_POLL_INTERVAL EFI_TIMER_PERIOD_MILLISECONDS(1)\r
+\r
+//\r
+// EHCI debug port control status register bit definition\r
+//\r
+#define USB_DEBUG_PORT_IN_USE BIT10\r
+#define USB_DEBUG_PORT_ENABLE BIT28\r
+#define USB_DEBUG_PORT_OWNER BIT30\r
+#define USB_DEBUG_PORT_IN_USE_MASK (USB_DEBUG_PORT_IN_USE | \\r
+ USB_DEBUG_PORT_OWNER)\r
\r
//\r
-//Iterate through the doule linked list. NOT delete safe\r
+// EHC raises TPL to TPL_NOTIFY to serialize all its operations\r
+// to protect shared data structures.\r
+//\r
+#define EHC_TPL TPL_NOTIFY\r
+\r
+//\r
+//Iterate through the double linked list. NOT delete safe\r
//\r
#define EFI_LIST_FOR_EACH(Entry, ListHead) \\r
for(Entry = (ListHead)->ForwardLink; Entry != (ListHead); Entry = Entry->ForwardLink)\r
\r
//\r
-//Iterate through the doule linked list. This is delete-safe.\r
+//Iterate through the double linked list. This is delete-safe.\r
//Don't touch NextEntry\r
//\r
#define EFI_LIST_FOR_EACH_SAFE(Entry, NextEntry, ListHead) \\r
for(Entry = (ListHead)->ForwardLink, NextEntry = Entry->ForwardLink;\\r
Entry != (ListHead); Entry = NextEntry, NextEntry = Entry->ForwardLink)\r
\r
-#define EFI_LIST_CONTAINER(Entry, Type, Field) _CR(Entry, Type, Field)\r
+#define EFI_LIST_CONTAINER(Entry, Type, Field) BASE_CR(Entry, Type, Field)\r
\r
\r
#define EHC_LOW_32BIT(Addr64) ((UINT32)(((UINTN)(Addr64)) & 0XFFFFFFFF))\r
#define EHC_REG_BIT_IS_SET(Ehc, Offset, Bit) \\r
(EHC_BIT_IS_SET(EhcReadOpReg ((Ehc), (Offset)), (Bit)))\r
\r
-#define EHC_FROM_THIS(a) CR(a, USB2_HC_DEV, Usb2Hc, USB2_HC_DEV_SIGNATURE)\r
+#define USB2_HC_DEV_SIGNATURE SIGNATURE_32 ('e', 'h', 'c', 'i')\r
+#define EHC_FROM_THIS(a) CR(a, USB2_HC_DEV, Usb2Hc, USB2_HC_DEV_SIGNATURE)\r
\r
struct _USB2_HC_DEV {\r
UINTN Signature;\r
EFI_USB2_HC_PROTOCOL Usb2Hc;\r
\r
EFI_PCI_IO_PROTOCOL *PciIo;\r
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r
+ UINT64 OriginalPciAttributes;\r
USBHC_MEM_POOL *MemPool;\r
\r
//\r
EHC_QTD *ShortReadStop;\r
EFI_EVENT PollTimer;\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
// Asynchronous(bulk and control) transfer schedule data:\r
// ReclaimHead is used as the head of the asynchronous transfer\r
EHC_QH *ReclaimHead;\r
\r
//\r
- // Peroidic (interrupt) transfer schedule data:\r
+ // Periodic (interrupt) transfer schedule data:\r
//\r
- VOID *PeriodFrame; // Mapped as common buffer\r
- VOID *PeriodFrameHost;\r
+ VOID *PeriodFrame; // the buffer pointed by this pointer is used to store pci bus address of the QH descriptor.\r
+ VOID *PeriodFrameHost; // the buffer pointed by this pointer is used to store host memory address of the QH descriptor.\r
VOID *PeriodFrameMap;\r
\r
EHC_QH *PeriodOne;\r
UINT32 HcStructParams; // Cache of HC structure parameter, EHC_HCSPARAMS_OFFSET\r
UINT32 HcCapParams; // Cache of HC capability parameter, HCCPARAMS\r
UINT32 CapLen; // Capability length\r
- UINT32 High32bitAddr;\r
\r
//\r
// Misc\r
//\r
EFI_UNICODE_STRING_TABLE *ControllerNameTable;\r
+\r
+ //\r
+ // EHCI debug port info\r
+ //\r
+ UINT16 DebugPortOffset; // The offset of debug port mmio register\r
+ UINT8 DebugPortBarNum; // The bar number of debug port mmio register\r
+ UINT8 DebugPortNum; // The port number of usb debug port\r
+\r
+ BOOLEAN Support64BitDma; // Whether 64 bit DMA may be used with this device\r
};\r
\r
\r
extern EFI_COMPONENT_NAME_PROTOCOL gEhciComponentName;\r
extern EFI_COMPONENT_NAME2_PROTOCOL gEhciComponentName2;\r
\r
+/**\r
+ Test to see if this driver supports ControllerHandle. Any\r
+ ControllerHandle that has Usb2HcProtocol installed will\r
+ 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
+EhcDriverBindingSupported (\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 EHCI Driver.\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 supports this device.\r
+ @return EFI_UNSUPPORTED do not support this device.\r
+ @return EFI_DEVICE_ERROR cannot be started due to device Error.\r
+ @return EFI_OUT_OF_RESOURCES cannot allocate resources.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+EhcDriverBindingStart (\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 Success.\r
+ @return EFI_DEVICE_ERROR Fail.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+EhcDriverBindingStop (\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
+\r
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