diff options
Diffstat (limited to 'MdeModulePkg/Include/Ppi/UsbIo.h')
-rw-r--r-- | MdeModulePkg/Include/Ppi/UsbIo.h | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/MdeModulePkg/Include/Ppi/UsbIo.h b/MdeModulePkg/Include/Ppi/UsbIo.h index 16660f8..b024d46 100644 --- a/MdeModulePkg/Include/Ppi/UsbIo.h +++ b/MdeModulePkg/Include/Ppi/UsbIo.h @@ -6,7 +6,7 @@ Refer to section 16.2.4 of the UEFI 2.3 Specification for more information on
these interfaces.
-Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions
@@ -47,8 +47,11 @@ typedef struct _PEI_USB_IO_PPI PEI_USB_IO_PPI; @param[in] Direction Specifies the data direction for the transfer. There
are three values available:
EfiUsbDataIn, EfiUsbDataOut and EfiUsbNoData.
- @param[in] TimeOut Indicates the maximum time, in milliseconds, that
+ @param[in] Timeout Indicates the maximum time, in milliseconds, that
the transfer is allowed to complete.
+ If Timeout is 0, then the caller must wait for the
+ function to be completed until EFI_SUCCESS or
+ EFI_DEVICE_ERROR is returned.
@param[in,out] Data A pointer to the buffer of data that will be
transmitted to or received from the USB device.
@param[in] DataLength On input, indicates the size, in bytes, of the data
@@ -82,10 +85,13 @@ EFI_STATUS @param[in] PeiServices The pointer to the PEI Services Table.
@param[in] This The pointer to this instance of the PEI_USB_IO_PPI.
- @param[in] EndPointAddress The endpoint address.
+ @param[in] DeviceEndpoint The endpoint address.
@param[in] Data The data buffer to be transfered.
@param[in] DataLength The length of data buffer.
- @param[in] TimeOut The timeout for the transfer, in milliseconds.
+ @param[in] Timeout The timeout for the transfer, in milliseconds.
+ If Timeout is 0, then the caller must wait for the
+ function to be completed until EFI_SUCCESS or
+ EFI_DEVICE_ERROR is returned.
@retval EFI_SUCCESS The bulk transfer completed successfully.
@retval EFI_INVALID_PARAMETER Some parameters are invalid.
|