/** @file
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This file contains the definination for host controller schedule routines.
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Copyright (c) 2013-2015 Intel Corporation.
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef _OHCI_SCHED_H
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#define _OHCI_SCHED_H
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#include "Descriptor.h"
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#define HCCA_MEM_SIZE 256
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#define GRID_SIZE 16
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#define GRID_SHIFT 4
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/**
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Convert Error code from OHCI format to EFI format
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@Param ErrorCode ErrorCode in OHCI format
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@retval ErrorCode in EFI format
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**/
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UINT32
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ConvertErrorCode (
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IN UINT32 ErrorCode
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);
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/**
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Check TDs Results
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@Param Ohc UHC private data
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@Param Td TD_DESCRIPTOR
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@Param Result Result to return
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@retval TRUE means OK
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@retval FLASE means Error or Short packet
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**/
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BOOLEAN
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OhciCheckTDsResults (
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IN USB_OHCI_HC_DEV *Ohc,
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IN TD_DESCRIPTOR *Td,
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OUT UINT32 *Result
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);
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/**
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Check the task status on an ED
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@Param Ed Pointer to the ED task that TD hooked on
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@Param HeadTd TD header for current transaction
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@retval Task Status Code
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**/
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UINT32
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CheckEDStatus (
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IN ED_DESCRIPTOR *Ed,
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IN TD_DESCRIPTOR *HeadTd
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);
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/**
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Check the task status
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@Param Ohc UHC private data
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@Param ListType Pipe type
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@Param Ed Pointer to the ED task hooked on
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@Param HeadTd Head of TD corresponding to the task
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@Param ErrorCode return the ErrorCode
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@retval EFI_SUCCESS Task done
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@retval EFI_NOT_READY Task on processing
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@retval EFI_DEVICE_ERROR Some error occured
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**/
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EFI_STATUS
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CheckIfDone (
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IN USB_OHCI_HC_DEV *Ohc,
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IN DESCRIPTOR_LIST_TYPE ListType,
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IN ED_DESCRIPTOR *Ed,
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IN TD_DESCRIPTOR *HeadTd,
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OUT UINT32 *ErrorCode
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);
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/**
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Convert TD condition code to Efi Status
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@Param ConditionCode Condition code to convert
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@retval EFI_SUCCESS No error occured
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@retval EFI_NOT_READY TD still on processing
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@retval EFI_DEVICE_ERROR Error occured in processing TD
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**/
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EFI_STATUS
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OhciTDConditionCodeToStatus (
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IN UINT32 ConditionCode
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);
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#endif
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