Intel Extensible Firmware Interface Specification page 261

//*******************************************************
// EFI_PXE_BASE_CODE_ICMP_ERROR
//*******************************************************
typedef struct {
UINT8
UINT8
UINT16
union {
UINT32
UINT32
UINT32
struct {
} Echo;
} u;
UINT8
} EFI_PXE_BASE_CODE_ICMP_ERROR;
//*******************************************************
// EFI_PXE_BASE_CODE_TFTP_ERROR
//*******************************************************
typedef struct {
UINT8
CHAR8
} EFI_PXE_BASE_CODE_TFTP_ERROR;
//*******************************************************
// This section defines the data types for IP receive filter
// settings.
//*******************************************************
#define EFI_PXE_BASE_CODE_MAX_IPCNT
//*******************************************************
// EFI_PXE_BASE_CODE_IP_FILTER
//*******************************************************
typedef struct {
UINT8
UINT8
UINT16
EFI_IP_ADDRESS
} EFI_PXE_BASE_CODE_IP_FILTER;
#define EFI_PXE_BASE_CODE_IP_FILTER_STATION_IP
#define EFI_PXE_BASE_CODE_IP_FILTER_BROADCAST
#define EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS
#define EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS_MULTICAST
Version 1.02
Type;
Code;
Checksum;
reserved;
Mtu;
Pointer;
UINT16 Identifier;
UINT16 Sequence;
Data[494];
ErrorCode;
ErrorString[127];
Filters;
IpCnt;
reserved;
IpList[EFI_PXE_BASE_CODE_MAX_IPCNT];
12/12/00
PXE Base Code Protocol
8
0x0001
0x0002
0x0004
0x0008
243