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The GetMaxPacketSize function returns the maximum number of bytes that can be accommodated in a single read or write operation.
Syntax
typedef
EFI_STATUS
(EFIAPI * EFI_SIMPLE_WINPHONE_IO_GET_MAXPACKET_SIZE) (
IN EFI_SIMPLE_WINPHONE_IO_PROTOCOL *This,
OUT UINTN *MaxPacketSize
);
Parameters
This
A pointer to the EFI_SIMPLE_WINPHONE_IO_PROTOCOL instance.
MaxPacketSize
The maximum supported packet size, in bytes.
Return values
| Status code | Description |
|---|---|
| EFI_SUCCESS | The function returned successfully. |
| EFI_INVALID_PARAMETER | A parameter was invalid. |
| EFI_DEVICE_ERROR | The physical device reported an error. |
| EFI_NOT_READY | The physical device is busy or not ready to process this request. |
Remarks
Requirements
Header: User generated