mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-04 13:23:26 +01:00
1391 lines
38 KiB
C
1391 lines
38 KiB
C
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/** @file
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Private Header file for Usb Host Controller PEIM
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Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef _RECOVERY_UHC_H_
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#define _RECOVERY_UHC_H_
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#include <PiPei.h>
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#include <Ppi/UsbController.h>
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#include <Ppi/UsbHostController.h>
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#include <Ppi/IoMmu.h>
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#include <Ppi/EndOfPeiPhase.h>
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#include <Library/DebugLib.h>
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#include <Library/PeimEntryPoint.h>
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#include <Library/PeiServicesLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/TimerLib.h>
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#include <Library/IoLib.h>
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#include <Library/PeiServicesLib.h>
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#define USB_SLOW_SPEED_DEVICE 0x01
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#define USB_FULL_SPEED_DEVICE 0x02
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//
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// One memory block uses 16 page
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//
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#define NORMAL_MEMORY_BLOCK_UNIT_IN_PAGES 16
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#define USBCMD 0 /* Command Register Offset 00-01h */
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#define USBCMD_RS BIT0 /* Run/Stop */
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#define USBCMD_HCRESET BIT1 /* Host reset */
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#define USBCMD_GRESET BIT2 /* Global reset */
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#define USBCMD_EGSM BIT3 /* Global Suspend Mode */
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#define USBCMD_FGR BIT4 /* Force Global Resume */
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#define USBCMD_SWDBG BIT5 /* SW Debug mode */
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#define USBCMD_CF BIT6 /* Config Flag (sw only) */
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#define USBCMD_MAXP BIT7 /* Max Packet (0 = 32, 1 = 64) */
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/* Status register */
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#define USBSTS 2 /* Status Register Offset 02-03h */
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#define USBSTS_USBINT BIT0 /* Interrupt due to IOC */
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#define USBSTS_ERROR BIT1 /* Interrupt due to error */
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#define USBSTS_RD BIT2 /* Resume Detect */
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#define USBSTS_HSE BIT3 /* Host System Error - basically PCI problems */
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#define USBSTS_HCPE BIT4 /* Host Controller Process Error - the scripts were buggy */
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#define USBSTS_HCH BIT5 /* HC Halted */
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/* Interrupt enable register */
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#define USBINTR 4 /* Interrupt Enable Register 04-05h */
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#define USBINTR_TIMEOUT BIT0 /* Timeout/CRC error enable */
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#define USBINTR_RESUME BIT1 /* Resume interrupt enable */
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#define USBINTR_IOC BIT2 /* Interrupt On Complete enable */
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#define USBINTR_SP BIT3 /* Short packet interrupt enable */
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/* Frame Number Register Offset 06-08h */
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#define USBFRNUM 6
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/* Frame List Base Address Register Offset 08-0Bh */
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#define USBFLBASEADD 8
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/* Start of Frame Modify Register Offset 0Ch */
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#define USBSOF 0x0c
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/* USB port status and control registers */
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#define USBPORTSC1 0x10 /*Port 1 offset 10-11h */
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#define USBPORTSC2 0x12 /*Port 2 offset 12-13h */
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#define USBPORTSC_CCS BIT0 /* Current Connect Status ("device present") */
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#define USBPORTSC_CSC BIT1 /* Connect Status Change */
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#define USBPORTSC_PED BIT2 /* Port Enable / Disable */
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#define USBPORTSC_PEDC BIT3 /* Port Enable / Disable Change */
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#define USBPORTSC_LSL BIT4 /* Line Status Low bit*/
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#define USBPORTSC_LSH BIT5 /* Line Status High bit*/
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#define USBPORTSC_RD BIT6 /* Resume Detect */
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#define USBPORTSC_LSDA BIT8 /* Low Speed Device Attached */
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#define USBPORTSC_PR BIT9 /* Port Reset */
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#define USBPORTSC_SUSP BIT12 /* Suspend */
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#define SETUP_PACKET_ID 0x2D
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#define INPUT_PACKET_ID 0x69
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#define OUTPUT_PACKET_ID 0xE1
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#define ERROR_PACKET_ID 0x55
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#define STALL_1_MICRO_SECOND 1
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#define STALL_1_MILLI_SECOND 1000
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#pragma pack(1)
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typedef struct {
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UINT32 FrameListPtrTerminate : 1;
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UINT32 FrameListPtrQSelect : 1;
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UINT32 FrameListRsvd : 2;
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UINT32 FrameListPtr : 28;
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} FRAMELIST_ENTRY;
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typedef struct {
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UINT32 QHHorizontalTerminate : 1;
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UINT32 QHHorizontalQSelect : 1;
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UINT32 QHHorizontalRsvd : 2;
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UINT32 QHHorizontalPtr : 28;
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UINT32 QHVerticalTerminate : 1;
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UINT32 QHVerticalQSelect : 1;
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UINT32 QHVerticalRsvd : 2;
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UINT32 QHVerticalPtr : 28;
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} QUEUE_HEAD;
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typedef struct {
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QUEUE_HEAD QueueHead;
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UINT32 Reserved1;
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UINT32 Reserved2;
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VOID *PtrNext;
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VOID *PtrDown;
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VOID *Reserved3;
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UINT32 Reserved4;
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} QH_STRUCT;
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typedef struct {
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UINT32 TDLinkPtrTerminate : 1;
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UINT32 TDLinkPtrQSelect : 1;
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UINT32 TDLinkPtrDepthSelect : 1;
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UINT32 TDLinkPtrRsvd : 1;
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UINT32 TDLinkPtr : 28;
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UINT32 TDStatusActualLength : 11;
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UINT32 TDStatusRsvd : 5;
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UINT32 TDStatus : 8;
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UINT32 TDStatusIOC : 1;
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UINT32 TDStatusIOS : 1;
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UINT32 TDStatusLS : 1;
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UINT32 TDStatusErr : 2;
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UINT32 TDStatusSPD : 1;
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UINT32 TDStatusRsvd2 : 2;
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UINT32 TDTokenPID : 8;
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UINT32 TDTokenDevAddr : 7;
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UINT32 TDTokenEndPt : 4;
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UINT32 TDTokenDataToggle : 1;
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UINT32 TDTokenRsvd : 1;
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UINT32 TDTokenMaxLen : 11;
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UINT32 TDBufferPtr;
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} TD;
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typedef struct {
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TD TDData;
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UINT8 *PtrTDBuffer;
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VOID *PtrNextTD;
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VOID *PtrNextQH;
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UINT16 TDBufferLength;
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UINT16 Reserved;
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} TD_STRUCT;
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#pragma pack()
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typedef struct _MEMORY_MANAGE_HEADER MEMORY_MANAGE_HEADER;
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struct _MEMORY_MANAGE_HEADER {
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UINT8 *BitArrayPtr;
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UINTN BitArraySizeInBytes;
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UINT8 *MemoryBlockPtr;
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UINTN MemoryBlockSizeInBytes;
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MEMORY_MANAGE_HEADER *Next;
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};
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#define USB_UHC_DEV_SIGNATURE SIGNATURE_32 ('p', 'u', 'h', 'c')
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typedef struct {
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UINTN Signature;
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PEI_USB_HOST_CONTROLLER_PPI UsbHostControllerPpi;
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EDKII_IOMMU_PPI *IoMmu;
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EFI_PEI_PPI_DESCRIPTOR PpiDescriptor;
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//
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// EndOfPei callback is used to stop the UHC DMA operation
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// after exit PEI phase.
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//
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EFI_PEI_NOTIFY_DESCRIPTOR EndOfPeiNotifyList;
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UINT32 UsbHostControllerBaseAddress;
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FRAMELIST_ENTRY *FrameListEntry;
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QH_STRUCT *ConfigQH;
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QH_STRUCT *BulkQH;
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//
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// Header1 used for QH,TD memory blocks management
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//
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MEMORY_MANAGE_HEADER *Header1;
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} USB_UHC_DEV;
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#define PEI_RECOVERY_USB_UHC_DEV_FROM_UHCI_THIS(a) CR (a, USB_UHC_DEV, UsbHostControllerPpi, USB_UHC_DEV_SIGNATURE)
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#define PEI_RECOVERY_USB_UHC_DEV_FROM_THIS_NOTIFY(a) CR (a, USB_UHC_DEV, EndOfPeiNotifyList, USB_UHC_DEV_SIGNATURE)
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/**
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Submits control transfer to a target USB device.
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@param PeiServices The pointer of EFI_PEI_SERVICES.
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@param This The pointer of PEI_USB_HOST_CONTROLLER_PPI.
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@param DeviceAddress The target device address.
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@param DeviceSpeed Target device speed.
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@param MaximumPacketLength Maximum packet size the default control transfer
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endpoint is capable of sending or receiving.
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@param Request USB device request to send.
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@param TransferDirection Specifies the data direction for the data stage.
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@param Data Data buffer to be transmitted or received from USB device.
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@param DataLength The size (in bytes) of the data buffer.
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@param TimeOut Indicates the maximum timeout, in millisecond.
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@param TransferResult Return the result of this control transfer.
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@retval EFI_SUCCESS Transfer was completed successfully.
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@retval EFI_OUT_OF_RESOURCES The transfer failed due to lack of resources.
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@retval EFI_INVALID_PARAMETER Some parameters are invalid.
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@retval EFI_TIMEOUT Transfer failed due to timeout.
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@retval EFI_DEVICE_ERROR Transfer failed due to host controller or device error.
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**/
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EFI_STATUS
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EFIAPI
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UhcControlTransfer (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_USB_HOST_CONTROLLER_PPI * This,
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IN UINT8 DeviceAddress,
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IN UINT8 DeviceSpeed,
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IN UINT8 MaximumPacketLength,
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IN EFI_USB_DEVICE_REQUEST * Request,
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IN EFI_USB_DATA_DIRECTION TransferDirection,
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IN OUT VOID *Data OPTIONAL,
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IN OUT UINTN *DataLength OPTIONAL,
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IN UINTN TimeOut,
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OUT UINT32 *TransferResult
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);
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/**
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Submits bulk transfer to a bulk endpoint of a USB device.
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@param PeiServices The pointer of EFI_PEI_SERVICES.
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@param This The pointer of PEI_USB_HOST_CONTROLLER_PPI.
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@param DeviceAddress Target device address.
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@param EndPointAddress Endpoint number and its direction in bit 7.
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@param MaximumPacketLength Maximum packet size the endpoint is capable of
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sending or receiving.
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@param Data Array of pointers to the buffers of data to transmit
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from or receive into.
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@param DataLength The lenght of the data buffer.
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@param DataToggle On input, the initial data toggle for the transfer;
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On output, it is updated to to next data toggle to use of
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the subsequent bulk transfer.
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@param TimeOut Indicates the maximum time, in millisecond, which the
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transfer is allowed to complete.
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@param TransferResult A pointer to the detailed result information of the
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bulk transfer.
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@retval EFI_SUCCESS The transfer was completed successfully.
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@retval EFI_OUT_OF_RESOURCES The transfer failed due to lack of resource.
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@retval EFI_INVALID_PARAMETER Parameters are invalid.
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@retval EFI_TIMEOUT The transfer failed due to timeout.
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@retval EFI_DEVICE_ERROR The transfer failed due to host controller error.
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**/
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EFI_STATUS
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EFIAPI
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UhcBulkTransfer (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_USB_HOST_CONTROLLER_PPI *This,
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IN UINT8 DeviceAddress,
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IN UINT8 EndPointAddress,
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IN UINT8 MaximumPacketLength,
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IN OUT VOID *Data,
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IN OUT UINTN *DataLength,
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IN OUT UINT8 *DataToggle,
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IN UINTN TimeOut,
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OUT UINT32 *TransferResult
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);
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/**
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Retrieves the number of root hub ports.
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@param[in] PeiServices The pointer to the PEI Services Table.
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@param[in] This The pointer to this instance of the
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PEI_USB_HOST_CONTROLLER_PPI.
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@param[out] PortNumber The pointer to the number of the root hub ports.
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@retval EFI_SUCCESS The port number was retrieved successfully.
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@retval EFI_INVALID_PARAMETER PortNumber is NULL.
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**/
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EFI_STATUS
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EFIAPI
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UhcGetRootHubPortNumber (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_USB_HOST_CONTROLLER_PPI *This,
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OUT UINT8 *PortNumber
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);
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/**
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Retrieves the current status of a USB root hub port.
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@param PeiServices The pointer of EFI_PEI_SERVICES.
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@param This The pointer of PEI_USB_HOST_CONTROLLER_PPI.
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@param PortNumber The root hub port to retrieve the state from.
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@param PortStatus Variable to receive the port state.
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@retval EFI_SUCCESS The status of the USB root hub port specified.
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by PortNumber was returned in PortStatus.
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@retval EFI_INVALID_PARAMETER PortNumber is invalid.
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**/
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EFI_STATUS
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EFIAPI
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UhcGetRootHubPortStatus (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_USB_HOST_CONTROLLER_PPI *This,
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IN UINT8 PortNumber,
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OUT EFI_USB_PORT_STATUS *PortStatus
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);
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/**
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Sets a feature for the specified root hub port.
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@param PeiServices The pointer of EFI_PEI_SERVICES
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@param This The pointer of PEI_USB_HOST_CONTROLLER_PPI
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@param PortNumber Root hub port to set.
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@param PortFeature Feature to set.
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@retval EFI_SUCCESS The feature specified by PortFeature was set.
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@retval EFI_INVALID_PARAMETER PortNumber is invalid or PortFeature is invalid.
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@retval EFI_TIMEOUT The time out occurred.
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**/
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EFI_STATUS
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EFIAPI
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UhcSetRootHubPortFeature (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_USB_HOST_CONTROLLER_PPI *This,
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IN UINT8 PortNumber,
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IN EFI_USB_PORT_FEATURE PortFeature
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);
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/**
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Clears a feature for the specified root hub port.
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@param PeiServices The pointer of EFI_PEI_SERVICES.
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@param This The pointer of PEI_USB_HOST_CONTROLLER_PPI.
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@param PortNumber Specifies the root hub port whose feature
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is requested to be cleared.
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@param PortFeature Indicates the feature selector associated with the
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feature clear request.
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@retval EFI_SUCCESS The feature specified by PortFeature was cleared
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for the USB root hub port specified by PortNumber.
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@retval EFI_INVALID_PARAMETER PortNumber is invalid or PortFeature is invalid.
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**/
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EFI_STATUS
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EFIAPI
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UhcClearRootHubPortFeature (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_USB_HOST_CONTROLLER_PPI *This,
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IN UINT8 PortNumber,
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IN EFI_USB_PORT_FEATURE PortFeature
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);
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/**
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Initialize UHCI.
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@param UhcDev UHCI Device.
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@retval EFI_SUCCESS UHCI successfully initialized.
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@retval EFI_OUT_OF_RESOURCES Resource can not be allocated.
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**/
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EFI_STATUS
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InitializeUsbHC (
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IN USB_UHC_DEV *UhcDev
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);
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/**
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Create Frame List Structure.
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@param UhcDev UHCI device.
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@retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
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@retval EFI_SUCCESS Success.
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**/
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EFI_STATUS
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CreateFrameList (
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USB_UHC_DEV *UhcDev
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);
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/**
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Read a 16bit width data from Uhc HC IO space register.
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@param UhcDev The UHCI device.
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@param Port The IO space address of the register.
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@retval the register content read.
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**/
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UINT16
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USBReadPortW (
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IN USB_UHC_DEV *UhcDev,
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IN UINT32 Port
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);
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||
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||
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/**
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||
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Write a 16bit width data into Uhc HC IO space register.
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||
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||
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@param UhcDev The UHCI device.
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||
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@param Port The IO space address of the register.
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@param Data The data written into the register.
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||
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**/
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VOID
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USBWritePortW (
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IN USB_UHC_DEV *UhcDev,
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IN UINT32 Port,
|
||
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IN UINT16 Data
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||
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);
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||
|
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||
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/**
|
||
|
Write a 32bit width data into Uhc HC IO space register.
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||
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||
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@param UhcDev The UHCI device.
|
||
|
@param Port The IO space address of the register.
|
||
|
@param Data The data written into the register.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
USBWritePortDW (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
IN UINT32 Port,
|
||
|
IN UINT32 Data
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Clear the content of UHCI's Status Register.
|
||
|
|
||
|
@param UhcDev The UHCI device.
|
||
|
@param StatusAddr The IO space address of the register.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
ClearStatusReg (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
IN UINT32 StatusAddr
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Check whether the host controller operates well.
|
||
|
|
||
|
@param UhcDev The UHCI device.
|
||
|
@param StatusRegAddr The io address of status register.
|
||
|
|
||
|
@retval TRUE Host controller is working.
|
||
|
@retval FALSE Host controller is halted or system error.
|
||
|
|
||
|
**/
|
||
|
BOOLEAN
|
||
|
IsStatusOK (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
IN UINT32 StatusRegAddr
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set Frame List Base Address.
|
||
|
|
||
|
@param UhcDev The UHCI device.
|
||
|
@param FrameListRegAddr The address of frame list register.
|
||
|
@param Addr The address of frame list table.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetFrameListBaseAddress (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
IN UINT32 FrameListRegAddr,
|
||
|
IN UINT32 Addr
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Create QH and initialize.
|
||
|
|
||
|
@param UhcDev The UHCI device.
|
||
|
@param PtrQH Place to store QH_STRUCT pointer.
|
||
|
|
||
|
@retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
|
||
|
@retval EFI_SUCCESS Success.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
CreateQH (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
OUT QH_STRUCT **PtrQH
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set the horizontal link pointer in QH.
|
||
|
|
||
|
@param PtrQH Place to store QH_STRUCT pointer.
|
||
|
@param PtrNext Place to the next QH_STRUCT.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetQHHorizontalLinkPtr (
|
||
|
IN QH_STRUCT *PtrQH,
|
||
|
IN VOID *PtrNext
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set a QH or TD horizontally to be connected with a specific QH.
|
||
|
|
||
|
@param PtrQH Place to store QH_STRUCT pointer.
|
||
|
@param IsQH Specify QH or TD is connected.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetQHHorizontalQHorTDSelect (
|
||
|
IN QH_STRUCT *PtrQH,
|
||
|
IN BOOLEAN IsQH
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set the horizontal validor bit in QH.
|
||
|
|
||
|
@param PtrQH Place to store QH_STRUCT pointer.
|
||
|
@param IsValid Specify the horizontal linker is valid or not.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetQHHorizontalValidorInvalid (
|
||
|
IN QH_STRUCT *PtrQH,
|
||
|
IN BOOLEAN IsValid
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set the vertical link pointer in QH.
|
||
|
|
||
|
@param PtrQH Place to store QH_STRUCT pointer.
|
||
|
@param PtrNext Place to the next QH_STRUCT.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetQHVerticalLinkPtr (
|
||
|
IN QH_STRUCT *PtrQH,
|
||
|
IN VOID *PtrNext
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set a QH or TD vertically to be connected with a specific QH.
|
||
|
|
||
|
@param PtrQH Place to store QH_STRUCT pointer.
|
||
|
@param IsQH Specify QH or TD is connected.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetQHVerticalQHorTDSelect (
|
||
|
IN QH_STRUCT *PtrQH,
|
||
|
IN BOOLEAN IsQH
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set the vertical validor bit in QH.
|
||
|
|
||
|
@param PtrQH Place to store QH_STRUCT pointer.
|
||
|
@param IsValid Specify the vertical linker is valid or not.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetQHVerticalValidorInvalid (
|
||
|
IN QH_STRUCT *PtrQH,
|
||
|
IN BOOLEAN IsValid
|
||
|
);
|
||
|
|
||
|
|
||
|
/**
|
||
|
Allocate TD or QH Struct.
|
||
|
|
||
|
@param UhcDev The UHCI device.
|
||
|
@param Size The size of allocation.
|
||
|
@param PtrStruct Place to store TD_STRUCT pointer.
|
||
|
|
||
|
@return EFI_SUCCESS Allocate successfully.
|
||
|
@retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
AllocateTDorQHStruct (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
IN UINT32 Size,
|
||
|
OUT VOID **PtrStruct
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Create a TD Struct.
|
||
|
|
||
|
@param UhcDev The UHCI device.
|
||
|
@param PtrTD Place to store TD_STRUCT pointer.
|
||
|
|
||
|
@return EFI_SUCCESS Allocate successfully.
|
||
|
@retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
CreateTD (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
OUT TD_STRUCT **PtrTD
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Generate Setup Stage TD.
|
||
|
|
||
|
@param UhcDev The UHCI device.
|
||
|
@param DevAddr Device address.
|
||
|
@param Endpoint Endpoint number.
|
||
|
@param DeviceSpeed Device Speed.
|
||
|
@param DevRequest CPU memory address of request structure buffer to transfer.
|
||
|
@param RequestPhy PCI memory address of request structure buffer to transfer.
|
||
|
@param RequestLen Request length.
|
||
|
@param PtrTD TD_STRUCT generated.
|
||
|
|
||
|
@return EFI_SUCCESS Generate setup stage TD successfully.
|
||
|
@retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
GenSetupStageTD (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
IN UINT8 DevAddr,
|
||
|
IN UINT8 Endpoint,
|
||
|
IN UINT8 DeviceSpeed,
|
||
|
IN UINT8 *DevRequest,
|
||
|
IN UINT8 *RequestPhy,
|
||
|
IN UINT8 RequestLen,
|
||
|
OUT TD_STRUCT **PtrTD
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Generate Data Stage TD.
|
||
|
|
||
|
@param UhcDev The UHCI device.
|
||
|
@param DevAddr Device address.
|
||
|
@param Endpoint Endpoint number.
|
||
|
@param PtrData CPU memory address of user data buffer to transfer.
|
||
|
@param DataPhy PCI memory address of user data buffer to transfer.
|
||
|
@param Len Data length.
|
||
|
@param PktID PacketID.
|
||
|
@param Toggle Data toggle value.
|
||
|
@param DeviceSpeed Device Speed.
|
||
|
@param PtrTD TD_STRUCT generated.
|
||
|
|
||
|
@return EFI_SUCCESS Generate data stage TD successfully.
|
||
|
@retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
GenDataTD (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
IN UINT8 DevAddr,
|
||
|
IN UINT8 Endpoint,
|
||
|
IN UINT8 *PtrData,
|
||
|
IN UINT8 *DataPhy,
|
||
|
IN UINT8 Len,
|
||
|
IN UINT8 PktID,
|
||
|
IN UINT8 Toggle,
|
||
|
IN UINT8 DeviceSpeed,
|
||
|
OUT TD_STRUCT **PtrTD
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Generate Status Stage TD.
|
||
|
|
||
|
@param UhcDev The UHCI device.
|
||
|
@param DevAddr Device address.
|
||
|
@param Endpoint Endpoint number.
|
||
|
@param PktID PacketID.
|
||
|
@param DeviceSpeed Device Speed.
|
||
|
@param PtrTD TD_STRUCT generated.
|
||
|
|
||
|
@return EFI_SUCCESS Generate status stage TD successfully.
|
||
|
@retval EFI_OUT_OF_RESOURCES Can't allocate memory resource.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
CreateStatusTD (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
IN UINT8 DevAddr,
|
||
|
IN UINT8 Endpoint,
|
||
|
IN UINT8 PktID,
|
||
|
IN UINT8 DeviceSpeed,
|
||
|
OUT TD_STRUCT **PtrTD
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set the link pointer validor bit in TD.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
@param IsValid Specify the linker pointer is valid or not.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetTDLinkPtrValidorInvalid (
|
||
|
IN TD_STRUCT *PtrTDStruct,
|
||
|
IN BOOLEAN IsValid
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set the Link Pointer pointing to a QH or TD.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
@param IsQH Specify QH or TD is connected.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetTDLinkPtrQHorTDSelect (
|
||
|
IN TD_STRUCT *PtrTDStruct,
|
||
|
IN BOOLEAN IsQH
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set the traverse is depth-first or breadth-first.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
@param IsDepth Specify the traverse is depth-first or breadth-first.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetTDLinkPtrDepthorBreadth (
|
||
|
IN TD_STRUCT *PtrTDStruct,
|
||
|
IN BOOLEAN IsDepth
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set TD Link Pointer in TD.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
@param PtrNext Place to the next TD_STRUCT.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetTDLinkPtr (
|
||
|
IN TD_STRUCT *PtrTDStruct,
|
||
|
IN VOID *PtrNext
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Get TD Link Pointer.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
|
||
|
@retval Get TD Link Pointer in TD.
|
||
|
|
||
|
**/
|
||
|
VOID*
|
||
|
GetTDLinkPtr (
|
||
|
IN TD_STRUCT *PtrTDStruct
|
||
|
);
|
||
|
|
||
|
|
||
|
/**
|
||
|
Enable/Disable short packet detection mechanism.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
@param IsEnable Enable or disable short packet detection mechanism.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
EnableorDisableTDShortPacket (
|
||
|
IN TD_STRUCT *PtrTDStruct,
|
||
|
IN BOOLEAN IsEnable
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set the max error counter in TD.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
@param MaxErrors The number of allowable error.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetTDControlErrorCounter (
|
||
|
IN TD_STRUCT *PtrTDStruct,
|
||
|
IN UINT8 MaxErrors
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set the TD is targeting a low-speed device or not.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
@param IsLowSpeedDevice Whether The device is low-speed.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetTDLoworFullSpeedDevice (
|
||
|
IN TD_STRUCT *PtrTDStruct,
|
||
|
IN BOOLEAN IsLowSpeedDevice
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set the TD is isochronous transfer type or not.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
@param IsIsochronous Whether the transaction isochronous transfer type.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetTDControlIsochronousorNot (
|
||
|
IN TD_STRUCT *PtrTDStruct,
|
||
|
IN BOOLEAN IsIsochronous
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set if UCHI should issue an interrupt on completion of the frame
|
||
|
in which this TD is executed
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
@param IsSet Whether HC should issue an interrupt on completion.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetorClearTDControlIOC (
|
||
|
IN TD_STRUCT *PtrTDStruct,
|
||
|
IN BOOLEAN IsSet
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set if the TD is active and can be executed.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
@param IsActive Whether the TD is active and can be executed.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetTDStatusActiveorInactive (
|
||
|
IN TD_STRUCT *PtrTDStruct,
|
||
|
IN BOOLEAN IsActive
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Specifies the maximum number of data bytes allowed for the transfer.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
@param MaxLen The maximum number of data bytes allowed.
|
||
|
|
||
|
@retval The allowed maximum number of data.
|
||
|
**/
|
||
|
UINT16
|
||
|
SetTDTokenMaxLength (
|
||
|
IN TD_STRUCT *PtrTDStruct,
|
||
|
IN UINT16 MaxLen
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set the data toggle bit to DATA1.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetTDTokenDataToggle1 (
|
||
|
IN TD_STRUCT *PtrTDStruct
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set the data toggle bit to DATA0.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetTDTokenDataToggle0 (
|
||
|
IN TD_STRUCT *PtrTDStruct
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set EndPoint Number the TD is targeting at.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
@param EndPoint The Endport number of the target.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetTDTokenEndPoint (
|
||
|
IN TD_STRUCT *PtrTDStruct,
|
||
|
IN UINTN EndPoint
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set Device Address the TD is targeting at.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
@param DevAddr The Device Address of the target.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetTDTokenDeviceAddress (
|
||
|
IN TD_STRUCT *PtrTDStruct,
|
||
|
IN UINTN DevAddr
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set Packet Identification the TD is targeting at.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
@param PacketID The Packet Identification of the target.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetTDTokenPacketID (
|
||
|
IN TD_STRUCT *PtrTDStruct,
|
||
|
IN UINT8 PacketID
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Set the beginning address of the data buffer that will be used
|
||
|
during the transaction.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
SetTDDataBuffer (
|
||
|
IN TD_STRUCT *PtrTDStruct
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Detect whether the TD is active.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
|
||
|
@retval The TD is active or not.
|
||
|
|
||
|
**/
|
||
|
BOOLEAN
|
||
|
IsTDStatusActive (
|
||
|
IN TD_STRUCT *PtrTDStruct
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Detect whether the TD is stalled.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
|
||
|
@retval The TD is stalled or not.
|
||
|
|
||
|
**/
|
||
|
BOOLEAN
|
||
|
IsTDStatusStalled (
|
||
|
IN TD_STRUCT *PtrTDStruct
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Detect whether Data Buffer Error is happened.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
|
||
|
@retval The Data Buffer Error is happened or not.
|
||
|
|
||
|
**/
|
||
|
BOOLEAN
|
||
|
IsTDStatusBufferError (
|
||
|
IN TD_STRUCT *PtrTDStruct
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Detect whether Babble Error is happened.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
|
||
|
@retval The Babble Error is happened or not.
|
||
|
|
||
|
**/
|
||
|
BOOLEAN
|
||
|
IsTDStatusBabbleError (
|
||
|
IN TD_STRUCT *PtrTDStruct
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Detect whether NAK is received.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
|
||
|
@retval The NAK is received or not.
|
||
|
|
||
|
**/
|
||
|
BOOLEAN
|
||
|
IsTDStatusNAKReceived (
|
||
|
IN TD_STRUCT *PtrTDStruct
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Detect whether CRC/Time Out Error is encountered.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
|
||
|
@retval The CRC/Time Out Error is encountered or not.
|
||
|
|
||
|
**/
|
||
|
BOOLEAN
|
||
|
IsTDStatusCRCTimeOutError (
|
||
|
IN TD_STRUCT *PtrTDStruct
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Detect whether Bitstuff Error is received.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
|
||
|
@retval The Bitstuff Error is received or not.
|
||
|
|
||
|
**/
|
||
|
BOOLEAN
|
||
|
IsTDStatusBitStuffError (
|
||
|
IN TD_STRUCT *PtrTDStruct
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Retrieve the actual number of bytes that were tansferred.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
|
||
|
@retval The actual number of bytes that were tansferred.
|
||
|
|
||
|
**/
|
||
|
UINT16
|
||
|
GetTDStatusActualLength (
|
||
|
IN TD_STRUCT *PtrTDStruct
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Retrieve the information of whether the Link Pointer field is valid or not.
|
||
|
|
||
|
@param PtrTDStruct Place to store TD_STRUCT pointer.
|
||
|
|
||
|
@retval The linker pointer field is valid or not.
|
||
|
|
||
|
**/
|
||
|
BOOLEAN
|
||
|
GetTDLinkPtrValidorInvalid (
|
||
|
IN TD_STRUCT *PtrTDStruct
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Count TD Number from PtrFirstTD.
|
||
|
|
||
|
@param PtrFirstTD Place to store TD_STRUCT pointer.
|
||
|
|
||
|
@retval The queued TDs number.
|
||
|
|
||
|
**/
|
||
|
UINTN
|
||
|
CountTDsNumber (
|
||
|
IN TD_STRUCT *PtrFirstTD
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Link TD To QH.
|
||
|
|
||
|
@param PtrQH Place to store QH_STRUCT pointer.
|
||
|
@param PtrTD Place to store TD_STRUCT pointer.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
LinkTDToQH (
|
||
|
IN QH_STRUCT *PtrQH,
|
||
|
IN TD_STRUCT *PtrTD
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Link TD To TD.
|
||
|
|
||
|
@param PtrPreTD Place to store TD_STRUCT pointer.
|
||
|
@param PtrTD Place to store TD_STRUCT pointer.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
LinkTDToTD (
|
||
|
IN TD_STRUCT *PtrPreTD,
|
||
|
IN TD_STRUCT *PtrTD
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Execute Control Transfer.
|
||
|
|
||
|
@param UhcDev The UCHI device.
|
||
|
@param PtrTD A pointer to TD_STRUCT data.
|
||
|
@param ActualLen Actual transfer Length.
|
||
|
@param TimeOut TimeOut value.
|
||
|
@param TransferResult Transfer Result.
|
||
|
|
||
|
@return EFI_DEVICE_ERROR The transfer failed due to transfer error.
|
||
|
@return EFI_TIMEOUT The transfer failed due to time out.
|
||
|
@return EFI_SUCCESS The transfer finished OK.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
ExecuteControlTransfer (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
IN TD_STRUCT *PtrTD,
|
||
|
OUT UINTN *ActualLen,
|
||
|
IN UINTN TimeOut,
|
||
|
OUT UINT32 *TransferResult
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Execute Bulk Transfer.
|
||
|
|
||
|
@param UhcDev The UCHI device.
|
||
|
@param PtrTD A pointer to TD_STRUCT data.
|
||
|
@param ActualLen Actual transfer Length.
|
||
|
@param DataToggle DataToggle value.
|
||
|
@param TimeOut TimeOut value.
|
||
|
@param TransferResult Transfer Result.
|
||
|
|
||
|
@return EFI_DEVICE_ERROR The transfer failed due to transfer error.
|
||
|
@return EFI_TIMEOUT The transfer failed due to time out.
|
||
|
@return EFI_SUCCESS The transfer finished OK.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
ExecBulkTransfer (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
IN TD_STRUCT *PtrTD,
|
||
|
IN OUT UINTN *ActualLen,
|
||
|
IN UINT8 *DataToggle,
|
||
|
IN UINTN TimeOut,
|
||
|
OUT UINT32 *TransferResult
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Delete Queued TDs.
|
||
|
|
||
|
@param UhcDev The UCHI device.
|
||
|
@param PtrFirstTD Place to store TD_STRUCT pointer.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
DeleteQueuedTDs (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
IN TD_STRUCT *PtrFirstTD
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Check TDs Results.
|
||
|
|
||
|
@param PtrTD A pointer to TD_STRUCT data.
|
||
|
@param Result The result to return.
|
||
|
@param ErrTDPos The Error TD position.
|
||
|
@param ActualTransferSize Actual transfer size.
|
||
|
|
||
|
@retval The TD is executed successfully or not.
|
||
|
|
||
|
**/
|
||
|
BOOLEAN
|
||
|
CheckTDsResults (
|
||
|
IN TD_STRUCT *PtrTD,
|
||
|
OUT UINT32 *Result,
|
||
|
OUT UINTN *ErrTDPos,
|
||
|
OUT UINTN *ActualTransferSize
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Create Memory Block.
|
||
|
|
||
|
@param UhcDev The UCHI device.
|
||
|
@param MemoryHeader The Pointer to allocated memory block.
|
||
|
@param MemoryBlockSizeInPages The page size of memory block to be allocated.
|
||
|
|
||
|
@retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
|
||
|
@retval EFI_SUCCESS Success.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
CreateMemoryBlock (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
OUT MEMORY_MANAGE_HEADER **MemoryHeader,
|
||
|
IN UINTN MemoryBlockSizeInPages
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Initialize UHCI memory management.
|
||
|
|
||
|
@param UhcDev The UCHI device.
|
||
|
|
||
|
@retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
|
||
|
@retval EFI_SUCCESS Success.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
InitializeMemoryManagement (
|
||
|
IN USB_UHC_DEV *UhcDev
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Initialize UHCI memory management.
|
||
|
|
||
|
@param UhcDev The UCHI device.
|
||
|
@param Pool Buffer pointer to store the buffer pointer.
|
||
|
@param AllocSize The size of the pool to be allocated.
|
||
|
|
||
|
@retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
|
||
|
@retval EFI_SUCCESS Success.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
UhcAllocatePool (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
OUT UINT8 **Pool,
|
||
|
IN UINTN AllocSize
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Alloc Memory In MemoryBlock.
|
||
|
|
||
|
@param MemoryHeader The pointer to memory manage header.
|
||
|
@param Pool Buffer pointer to store the buffer pointer.
|
||
|
@param NumberOfMemoryUnit The size of the pool to be allocated.
|
||
|
|
||
|
@retval EFI_OUT_OF_RESOURCES Can't allocate memory resources.
|
||
|
@retval EFI_SUCCESS Success.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
AllocMemInMemoryBlock (
|
||
|
IN MEMORY_MANAGE_HEADER *MemoryHeader,
|
||
|
OUT VOID **Pool,
|
||
|
IN UINTN NumberOfMemoryUnit
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Uhci Free Pool.
|
||
|
|
||
|
@param UhcDev The UHCI device.
|
||
|
@param Pool A pointer to store the buffer address.
|
||
|
@param AllocSize The size of the pool to be freed.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
UhcFreePool (
|
||
|
IN USB_UHC_DEV *UhcDev,
|
||
|
IN UINT8 *Pool,
|
||
|
IN UINTN AllocSize
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Insert a new memory header into list.
|
||
|
|
||
|
@param MemoryHeader A pointer to the memory header list.
|
||
|
@param NewMemoryHeader A new memory header to be inserted into the list.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
InsertMemoryHeaderToList (
|
||
|
IN MEMORY_MANAGE_HEADER *MemoryHeader,
|
||
|
IN MEMORY_MANAGE_HEADER *NewMemoryHeader
|
||
|
);
|
||
|
|
||
|
|
||
|
/**
|
||
|
Map address of request structure buffer.
|
||
|
|
||
|
@param Uhc The UHCI device.
|
||
|
@param Request The user request buffer.
|
||
|
@param MappedAddr Mapped address of request.
|
||
|
@param Map Identificaion of this mapping to return.
|
||
|
|
||
|
@return EFI_SUCCESS Success.
|
||
|
@return EFI_DEVICE_ERROR Fail to map the user request.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
UhciMapUserRequest (
|
||
|
IN USB_UHC_DEV *Uhc,
|
||
|
IN OUT VOID *Request,
|
||
|
OUT UINT8 **MappedAddr,
|
||
|
OUT VOID **Map
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Map address of user data buffer.
|
||
|
|
||
|
@param Uhc The UHCI device.
|
||
|
@param Direction Direction of the data transfer.
|
||
|
@param Data The user data buffer.
|
||
|
@param Len Length of the user data.
|
||
|
@param PktId Packet identificaion.
|
||
|
@param MappedAddr Mapped address to return.
|
||
|
@param Map Identificaion of this mapping to return.
|
||
|
|
||
|
@return EFI_SUCCESS Success.
|
||
|
@return EFI_DEVICE_ERROR Fail to map the user data.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
UhciMapUserData (
|
||
|
IN USB_UHC_DEV *Uhc,
|
||
|
IN EFI_USB_DATA_DIRECTION Direction,
|
||
|
IN VOID *Data,
|
||
|
IN OUT UINTN *Len,
|
||
|
OUT UINT8 *PktId,
|
||
|
OUT UINT8 **MappedAddr,
|
||
|
OUT VOID **Map
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Provides the controller-specific addresses required to access system memory from a
|
||
|
DMA bus master.
|
||
|
|
||
|
@param IoMmu Pointer to IOMMU PPI.
|
||
|
@param Operation Indicates if the bus master is going to read or write to system memory.
|
||
|
@param HostAddress The system memory address to map to the PCI controller.
|
||
|
@param NumberOfBytes On input the number of bytes to map. On output the number of bytes
|
||
|
that were mapped.
|
||
|
@param DeviceAddress The resulting map address for the bus master PCI controller to use to
|
||
|
access the hosts HostAddress.
|
||
|
@param Mapping A resulting value to pass to Unmap().
|
||
|
|
||
|
@retval EFI_SUCCESS The range was mapped for the returned NumberOfBytes.
|
||
|
@retval EFI_UNSUPPORTED The HostAddress cannot be mapped as a common buffer.
|
||
|
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
|
||
|
@retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.
|
||
|
@retval EFI_DEVICE_ERROR The system hardware could not map the requested address.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
IoMmuMap (
|
||
|
IN EDKII_IOMMU_PPI *IoMmu,
|
||
|
IN EDKII_IOMMU_OPERATION Operation,
|
||
|
IN VOID *HostAddress,
|
||
|
IN OUT UINTN *NumberOfBytes,
|
||
|
OUT EFI_PHYSICAL_ADDRESS *DeviceAddress,
|
||
|
OUT VOID **Mapping
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Completes the Map() operation and releases any corresponding resources.
|
||
|
|
||
|
@param IoMmu Pointer to IOMMU PPI.
|
||
|
@param Mapping The mapping value returned from Map().
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
IoMmuUnmap (
|
||
|
IN EDKII_IOMMU_PPI *IoMmu,
|
||
|
IN VOID *Mapping
|
||
|
);
|
||
|
|
||
|
/**
|
||
|
Allocates pages that are suitable for an OperationBusMasterCommonBuffer or
|
||
|
OperationBusMasterCommonBuffer64 mapping.
|
||
|
|
||
|
@param IoMmu Pointer to IOMMU PPI.
|
||
|
@param Pages The number of pages to allocate.
|
||
|
@param HostAddress A pointer to store the base system memory address of the
|
||
|
allocated range.
|
||
|
@param DeviceAddress The resulting map address for the bus master PCI controller to use to
|
||
|
access the hosts HostAddress.
|
||
|
@param Mapping A resulting value to pass to Unmap().
|
||
|
|
||
|
@retval EFI_SUCCESS The requested memory pages were allocated.
|
||
|
@retval EFI_UNSUPPORTED Attributes is unsupported. The only legal attribute bits are
|
||
|
MEMORY_WRITE_COMBINE and MEMORY_CACHED.
|
||
|
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
|
||
|
@retval EFI_OUT_OF_RESOURCES The memory pages could not be allocated.
|
||
|
|
||
|
**/
|
||
|
EFI_STATUS
|
||
|
IoMmuAllocateBuffer (
|
||
|
IN EDKII_IOMMU_PPI *IoMmu,
|
||
|
IN UINTN Pages,
|
||
|
OUT VOID **HostAddress,
|
||
|
OUT EFI_PHYSICAL_ADDRESS *DeviceAddress,
|
||
|
OUT VOID **Mapping
|
||
|
);
|
||
|
|
||
|
|
||
|
/**
|
||
|
Initialize IOMMU.
|
||
|
|
||
|
@param IoMmu Pointer to pointer to IOMMU PPI.
|
||
|
|
||
|
**/
|
||
|
VOID
|
||
|
IoMmuInit (
|
||
|
OUT EDKII_IOMMU_PPI **IoMmu
|
||
|
);
|
||
|
|
||
|
#endif
|