Intel Extensible Firmware Interface Specification page 428

Extensible Firmware Interface Specification
// If set, last command failed
#define PXE_HWSTAT_COMMAND_FAILED
// If set, identifies enabled receive filters
#define PXE_HWSTAT_PROMISCUOUS_MULTICAST_RX_ENABLED
#define PXE_HWSTAT_PROMISCUOUS_RX_ENABLED
#define PXE_HWSTAT_BROADCAST_RX_ENABLED
#define PXE_HWSTAT_MULTICAST_RX_ENABLED
#define PXE_HWSTAT_UNICAST_RX_ENABLED
// If set, identifies enabled external interrupts
#define PXE_HWSTAT_SOFTWARE_INT_ENABLED
#define PXE_HWSTAT_TX_COMPLETE_INT_ENABLED
#define PXE_HWSTAT_PACKET_RX_INT_ENABLED
#define PXE_HWSTAT_CMD_COMPLETE_INT_ENABLED
// If set, identifies pending interrupts
#define PXE_HWSTAT_SOFTWARE_INT_PENDING
#define PXE_HWSTAT_TX_COMPLETE_INT_PENDING
#define PXE_HWSTAT_PACKET_RX_INT_PENDING
#define PXE_HWSTAT_CMD_COMPLETE_INT_PENDING
// Command port definitions
// If set, CDB identified in CDBaddr port is given to UNDI.
// If not set, other bits in this word will be processed.
#define PXE_HWCMD_ISSUE_COMMAND
#define PXE_HWCMD_INTS_AND_FILTS
410 12/12/00
0x20000000
0x00001000
0x00000800
0x00000400
0x00000200
0x00000100
0x00000080
0x00000040
0x00000020
0x00000010
0x00000008
0x00000004
0x00000002
0x00000001
0x80000000
0x00000000
Version 1.02