878ddf1fc3
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524
95 lines
1.9 KiB
C
95 lines
1.9 KiB
C
/*++
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Copyright (c) 2006, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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usbutil.h
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Abstract:
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Helper functions for USB
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Revision History
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--*/
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#ifndef _USB_UTIL_H
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#define _USB_UTIL_H
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//
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// Following APIs are used to query Port Status
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//
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BOOLEAN
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IsPortConnect (
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IN UINT16 PortStatus
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);
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BOOLEAN
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IsPortEnable (
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IN UINT16 PortStatus
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);
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BOOLEAN
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IsPortInReset (
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IN UINT16 PortStatus
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);
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BOOLEAN
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IsPortPowerApplied (
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IN UINT16 PortStatus
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);
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BOOLEAN
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IsPortLowSpeedDeviceAttached (
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IN UINT16 PortStatus
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);
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BOOLEAN
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IsPortSuspend (
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IN UINT16 PortStatus
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);
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//
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// Following APIs are used to query Port Change Status
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//
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BOOLEAN
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IsPortConnectChange (
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IN UINT16 PortChangeStatus
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);
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BOOLEAN
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IsPortEnableDisableChange (
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IN UINT16 PortChangeStatus
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);
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BOOLEAN
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IsPortResetChange (
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IN UINT16 PortChangeStatus
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);
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BOOLEAN
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IsPortSuspendChange (
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IN UINT16 PortChangeStatus
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);
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//
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// Set device address;
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//
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EFI_STATUS
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UsbSetDeviceAddress (
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IN EFI_USB_IO_PROTOCOL *UsbIo,
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IN UINT16 AddressValue,
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OUT UINT32 *Status
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);
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#endif
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