Intel Extensible Firmware Interface - Manual (Page 892)

Extensible Firmware Interface Specification
E-26 12/01/02 Version 1.10
#define PXE_OPFLAGS_TRANSMIT_OPMASK 0x0002
#define PXE_OPFLAGS_TRANSMIT_FRAGMENTED 0x0002
#define PXE_OPFLAGS_TRANSMIT_WHOLE 0x0000
//*******************************************************
// UNDI Receive
//*******************************************************
// No OpFlags
E.3.4.4 PXE_STATFLAGS
typedef PXE_UINT16 PXE_STATFLAGS;
#define PXE_STATFLAGS_INITIALIZE 0x0000
//*******************************************************
// Common StatFlags that can be returned by all commands.
//*******************************************************
// The COMMAND_COMPLETE and COMMAND_FAILED status flags must be
// implemented by all UNDIs. COMMAND_QUEUED is only needed by
// UNDIs that support command queuing.
#define PXE_STATFLAGS_STATUS_MASK 0xC000
#define PXE_STATFLAGS_COMMAND_COMPLETE 0xC000
#define PXE_STATFLAGS_COMMAND_FAILED 0x8000
#define PXE_STATFLAGS_COMMAND_QUEUED 0x4000
//*******************************************************
// UNDI Get State
//*******************************************************
#define PXE_STATFLAGS_GET_STATE_MASK 0x0003
#define PXE_STATFLAGS_GET_STATE_INITIALIZED 0x0002
#define PXE_STATFLAGS_GET_STATE_STARTED 0x0001
#define PXE_STATFLAGS_GET_STATE_STOPPED 0x0000
//*******************************************************
// UNDI Start
//*******************************************************
// No additional StatFlags