diff options
Diffstat (limited to 'MdePkg/Library/UefiUsbLib')
| -rw-r--r-- | MdePkg/Library/UefiUsbLib/Hid.c | 425 |
1 files changed, 425 insertions, 0 deletions
diff --git a/MdePkg/Library/UefiUsbLib/Hid.c b/MdePkg/Library/UefiUsbLib/Hid.c new file mode 100644 index 0000000000..7c0ee14284 --- /dev/null +++ b/MdePkg/Library/UefiUsbLib/Hid.c @@ -0,0 +1,425 @@ +/** @file
+
+Copyright (c) 2004, Intel Corporation
+All rights reserved. This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+
+**/
+
+#include <UefiUsbLibInternal.h>
+
+
+/**
+ Get Hid Descriptor
+
+ @param UsbIo EFI_USB_IO_PROTOCOL
+ @param InterfaceNum Hid interface number
+ @param HidDescriptor Caller allocated buffer to store Usb hid descriptor if
+ successfully returned.
+
+ @return EFI_SUCCESS
+ @return EFI_DEVICE_ERROR
+ @return EFI_TIMEOUT
+
+**/
+EFI_STATUS
+UsbGetHidDescriptor (
+ IN EFI_USB_IO_PROTOCOL *UsbIo,
+ IN UINT8 InterfaceNum,
+ OUT EFI_USB_HID_DESCRIPTOR *HidDescriptor
+ )
+{
+ UINT32 Status;
+ EFI_STATUS Result;
+ EFI_USB_DEVICE_REQUEST Request;
+
+ Request.RequestType = 0x81;
+ Request.Request = 0x06;
+ Request.Value = (UINT16) (0x21 << 8);
+ Request.Index = InterfaceNum;
+ Request.Length = sizeof (EFI_USB_HID_DESCRIPTOR);
+
+ Result = UsbIo->UsbControlTransfer (
+ UsbIo,
+ &Request,
+ EfiUsbDataIn,
+ TIMEOUT_VALUE,
+ HidDescriptor,
+ sizeof (EFI_USB_HID_DESCRIPTOR),
+ &Status
+ );
+
+ return Result;
+
+}
+//
+// Function to get Report Class descriptor
+//
+
+/**
+ get Report Class descriptor
+
+ @param UsbIo EFI_USB_IO_PROTOCOL.
+ @param InterfaceNum Report interface number.
+ @param DescriptorSize Length of DescriptorBuffer.
+ @param DescriptorBuffer Caller allocated buffer to store Usb report descriptor
+ if successfully returned.
+
+ @return EFI_SUCCESS
+ @return EFI_DEVICE_ERROR
+ @return EFI_TIMEOUT
+
+**/
+EFI_STATUS
+UsbGetReportDescriptor (
+ IN EFI_USB_IO_PROTOCOL *UsbIo,
+ IN UINT8 InterfaceNum,
+ IN UINT16 DescriptorSize,
+ OUT UINT8 *DescriptorBuffer
+ )
+{
+ UINT32 Status;
+ EFI_STATUS Result;
+ EFI_USB_DEVICE_REQUEST Request;
+
+ //
+ // Fill Device request packet
+ //
+ Request.RequestType = 0x81;
+ Request.Request = 0x06;
+ Request.Value = (UINT16) (0x22 << 8);
+ Request.Index = InterfaceNum;
+ Request.Length = DescriptorSize;
+
+ Result = UsbIo->UsbControlTransfer (
+ UsbIo,
+ &Request,
+ EfiUsbDataIn,
+ TIMEOUT_VALUE,
+ DescriptorBuffer,
+ DescriptorSize,
+ &Status
+ );
+
+ return Result;
+
+}
+//
+// Following are HID class request
+//
+
+/**
+ Get Hid Protocol Request
+
+ @param UsbIo EFI_USB_IO_PROTOCOL
+ @param Interface Which interface the caller wants to get protocol
+ @param Protocol Protocol value returned.
+
+ @return EFI_SUCCESS
+ @return EFI_DEVICE_ERROR
+ @return EFI_TIMEOUT
+
+**/
+EFI_STATUS
+UsbGetProtocolRequest (
+ IN EFI_USB_IO_PROTOCOL *UsbIo,
+ IN UINT8 Interface,
+ IN UINT8 *Protocol
+ )
+{
+ UINT32 Status;
+ EFI_STATUS Result;
+ EFI_USB_DEVICE_REQUEST Request;
+
+ //
+ // Fill Device request packet
+ //
+ Request.RequestType = 0xa1;
+ //
+ // 10100001b;
+ //
+ Request.Request = EFI_USB_GET_PROTOCOL_REQUEST;
+ Request.Value = 0;
+ Request.Index = Interface;
+ Request.Length = 1;
+
+ Result = UsbIo->UsbControlTransfer (
+ UsbIo,
+ &Request,
+ EfiUsbDataIn,
+ TIMEOUT_VALUE,
+ Protocol,
+ sizeof (UINT8),
+ &Status
+ );
+
+ return Result;
+}
+
+
+
+/**
+ Set Hid Protocol Request
+
+ @param UsbIo EFI_USB_IO_PROTOCOL
+ @param Interface Which interface the caller wants to set protocol
+ @param Protocol Protocol value the caller wants to set.
+
+ @return EFI_SUCCESS
+ @return EFI_DEVICE_ERROR
+ @return EFI_TIMEOUT
+
+**/
+EFI_STATUS
+UsbSetProtocolRequest (
+ IN EFI_USB_IO_PROTOCOL *UsbIo,
+ IN UINT8 Interface,
+ IN UINT8 Protocol
+ )
+{
+ UINT32 Status;
+ EFI_STATUS Result;
+ EFI_USB_DEVICE_REQUEST Request;
+
+ //
+ // Fill Device request packet
+ //
+ Request.RequestType = 0x21;
+ //
+ // 00100001b;
+ //
+ Request.Request = EFI_USB_SET_PROTOCOL_REQUEST;
+ Request.Value = Protocol;
+ Request.Index = Interface;
+ Request.Length = 0;
+
+ Result = UsbIo->UsbControlTransfer (
+ UsbIo,
+ &Request,
+ EfiUsbNoData,
+ TIMEOUT_VALUE,
+ NULL,
+ 0,
+ &Status
+ );
+ return Result;
+}
+
+
+
+/**
+ Set Idel request.
+
+ @param UsbIo EFI_USB_IO_PROTOCOL
+ @param Interface Which interface the caller wants to set.
+ @param ReportId Which report the caller wants to set.
+ @param Duration Idle rate the caller wants to set.
+
+ @return EFI_SUCCESS
+ @return EFI_DEVICE_ERROR
+ @return EFI_TIMEOUT
+
+**/
+EFI_STATUS
+UsbSetIdleRequest (
+ IN EFI_USB_IO_PROTOCOL *UsbIo,
+ IN UINT8 Interface,
+ IN UINT8 ReportId,
+ IN UINT8 Duration
+ )
+{
+ UINT32 Status;
+ EFI_STATUS Result;
+ EFI_USB_DEVICE_REQUEST Request;
+
+ //
+ // Fill Device request packet
+ //
+ Request.RequestType = 0x21;
+ //
+ // 00100001b;
+ //
+ Request.Request = EFI_USB_SET_IDLE_REQUEST;
+ Request.Value = (UINT16) ((Duration << 8) | ReportId);
+ Request.Index = Interface;
+ Request.Length = 0;
+
+ Result = UsbIo->UsbControlTransfer (
+ UsbIo,
+ &Request,
+ EfiUsbNoData,
+ TIMEOUT_VALUE,
+ NULL,
+ 0,
+ &Status
+ );
+ return Result;
+}
+
+
+/**
+ Get Idel request.
+
+ @param UsbIo EFI_USB_IO_PROTOCOL
+ @param Interface Which interface the caller wants to get.
+ @param ReportId Which report the caller wants to get.
+ @param Duration Idle rate the caller wants to get.
+
+ @return EFI_SUCCESS
+ @return EFI_DEVICE_ERROR
+ @return EFI_TIMEOUT
+
+**/
+EFI_STATUS
+UsbGetIdleRequest (
+ IN EFI_USB_IO_PROTOCOL *UsbIo,
+ IN UINT8 Interface,
+ IN UINT8 ReportId,
+ OUT UINT8 *Duration
+ )
+{
+ UINT32 Status;
+ EFI_STATUS Result;
+ EFI_USB_DEVICE_REQUEST Request;
+
+ //
+ // Fill Device request packet
+ //
+ Request.RequestType = 0xa1;
+ //
+ // 10100001b;
+ //
+ Request.Request = EFI_USB_GET_IDLE_REQUEST;
+ Request.Value = ReportId;
+ Request.Index = Interface;
+ Request.Length = 1;
+
+ Result = UsbIo->UsbControlTransfer (
+ UsbIo,
+ &Request,
+ EfiUsbDataIn,
+ TIMEOUT_VALUE,
+ Duration,
+ 1,
+ &Status
+ );
+
+ return Result;
+}
+
+
+
+/**
+ Hid Set Report request.
+
+ @param UsbIo EFI_USB_IO_PROTOCOL
+ @param Interface Which interface the caller wants to set.
+ @param ReportId Which report the caller wants to set.
+ @param ReportType Type of report.
+ @param ReportLen Length of report descriptor.
+ @param Report Report Descriptor buffer.
+
+ @return EFI_SUCCESS
+ @return EFI_DEVICE_ERROR
+ @return EFI_TIMEOUT
+
+**/
+EFI_STATUS
+UsbSetReportRequest (
+ IN EFI_USB_IO_PROTOCOL *UsbIo,
+ IN UINT8 Interface,
+ IN UINT8 ReportId,
+ IN UINT8 ReportType,
+ IN UINT16 ReportLen,
+ IN UINT8 *Report
+ )
+{
+ UINT32 Status;
+ EFI_STATUS Result;
+ EFI_USB_DEVICE_REQUEST Request;
+
+ //
+ // Fill Device request packet
+ //
+ Request.RequestType = 0x21;
+ //
+ // 00100001b;
+ //
+ Request.Request = EFI_USB_SET_REPORT_REQUEST;
+ Request.Value = (UINT16) ((ReportType << 8) | ReportId);
+ Request.Index = Interface;
+ Request.Length = ReportLen;
+
+ Result = UsbIo->UsbControlTransfer (
+ UsbIo,
+ &Request,
+ EfiUsbDataOut,
+ TIMEOUT_VALUE,
+ Report,
+ ReportLen,
+ &Status
+ );
+
+ return Result;
+}
+
+
+/**
+ Hid Set Report request.
+
+ @param UsbIo EFI_USB_IO_PROTOCOL
+ @param Interface Which interface the caller wants to set.
+ @param ReportId Which report the caller wants to set.
+ @param ReportType Type of report.
+ @param ReportLen Length of report descriptor.
+ @param Report Caller allocated buffer to store Report Descriptor.
+
+ @return EFI_SUCCESS
+ @return EFI_DEVICE_ERROR
+ @return EFI_TIMEOUT
+
+**/
+EFI_STATUS
+UsbGetReportRequest (
+ IN EFI_USB_IO_PROTOCOL *UsbIo,
+ IN UINT8 Interface,
+ IN UINT8 ReportId,
+ IN UINT8 ReportType,
+ IN UINT16 ReportLen,
+ IN UINT8 *Report
+ )
+{
+ UINT32 Status;
+ EFI_STATUS Result;
+ EFI_USB_DEVICE_REQUEST Request;
+
+ //
+ // Fill Device request packet
+ //
+ Request.RequestType = 0xa1;
+ //
+ // 10100001b;
+ //
+ Request.Request = EFI_USB_GET_REPORT_REQUEST;
+ Request.Value = (UINT16) ((ReportType << 8) | ReportId);
+ Request.Index = Interface;
+ Request.Length = ReportLen;
+
+ Result = UsbIo->UsbControlTransfer (
+ UsbIo,
+ &Request,
+ EfiUsbDataIn,
+ TIMEOUT_VALUE,
+ Report,
+ ReportLen,
+ &Status
+ );
+
+ return Result;
+}
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