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/*
* PXE file system for GRUB
*
* Copyright (C) 2007 Bean (bean123@126.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __PXE_H
#define __PXE_H
#define PXENV_TFTP_OPEN 0x0020
#define PXENV_TFTP_CLOSE 0x0021
#define PXENV_TFTP_READ 0x0022
#define PXENV_TFTP_READ_FILE 0x0023
#define PXENV_TFTP_READ_FILE_PMODE 0x0024
#define PXENV_TFTP_GET_FSIZE 0x0025
#define PXENV_UDP_OPEN 0x0030
#define PXENV_UDP_CLOSE 0x0031
#define PXENV_UDP_READ 0x0032
#define PXENV_UDP_WRITE 0x0033
#define PXENV_START_UNDI 0x0000
#define PXENV_UNDI_STARTUP 0x0001
#define PXENV_UNDI_CLEANUP 0x0002
#define PXENV_UNDI_INITIALIZE 0x0003
#define PXENV_UNDI_RESET_NIC 0x0004
#define PXENV_UNDI_SHUTDOWN 0x0005
#define PXENV_UNDI_OPEN 0x0006
#define PXENV_UNDI_CLOSE 0x0007
#define PXENV_UNDI_TRANSMIT 0x0008
#define PXENV_UNDI_SET_MCAST_ADDR 0x0009
#define PXENV_UNDI_SET_STATION_ADDR 0x000A
#define PXENV_UNDI_SET_PACKET_FILTER 0x000B
#define PXENV_UNDI_GET_INFORMATION 0x000C
#define PXENV_UNDI_GET_STATISTICS 0x000D
#define PXENV_UNDI_CLEAR_STATISTICS 0x000E
#define PXENV_UNDI_INITIATE_DIAGS 0x000F
#define PXENV_UNDI_FORCE_INTERRUPT 0x0010
#define PXENV_UNDI_GET_MCAST_ADDR 0x0011
#define PXENV_UNDI_GET_NIC_TYPE 0x0012
#define PXENV_UNDI_GET_IFACE_INFO 0x0013
#define PXENV_UNDI_ISR 0x0014
#define PXENV_STOP_UNDI 0x0015 // Overlap...?
#define PXENV_UNDI_GET_STATE 0x0015 // Overlap...?
#define PXENV_UNLOAD_STACK 0x0070
#define PXENV_GET_CACHED_INFO 0x0071
#define PXENV_RESTART_DHCP 0x0072
#define PXENV_RESTART_TFTP 0x0073
#define PXENV_MODE_SWITCH 0x0074
#define PXENV_START_BASE 0x0075
#define PXENV_STOP_BASE 0x0076
#define PXENV_EXIT_SUCCESS 0x0000
#define PXENV_EXIT_FAILURE 0x0001
#define PXENV_STATUS_SUCCESS 0x00
#define PXENV_STATUS_FAILURE 0x01
#define PXENV_STATUS_BAD_FUNC 0x02
#define PXENV_STATUS_UNSUPPORTED 0x03
#define PXENV_STATUS_KEEP_UNDI 0x04
#define PXENV_STATUS_KEEP_ALL 0x05
#define PXENV_STATUS_OUT_OF_RESOURCES 0x06
#define PXENV_STATUS_ARP_TIMEOUT 0x11
#define PXENV_STATUS_UDP_CLOSED 0x18
#define PXENV_STATUS_UDP_OPEN 0x19
#define PXENV_STATUS_TFTP_CLOSED 0x1A
#define PXENV_STATUS_TFTP_OPEN 0x1B
#define PXENV_STATUS_MCOPY_PROBLEM 0x20
#define PXENV_STATUS_BIS_INTEGRITY_FAILURE 0x21
#define PXENV_STATUS_BIS_VALIDATE_FAILURE 0x22
#define PXENV_STATUS_BIS_INIT_FAILURE 0x23
#define PXENV_STATUS_BIS_SHUTDOWN_FAILURE 0x24
#define PXENV_STATUS_BIS_GBOA_FAILURE 0x25
#define PXENV_STATUS_BIS_FREE_FAILURE 0x26
#define PXENV_STATUS_BIS_GSI_FAILURE 0x27
#define PXENV_STATUS_BIS_BAD_CKSUM 0x28
#define PXENV_STATUS_TFTP_CANNOT_ARP_ADDRESS 0x30
#define PXENV_STATUS_TFTP_OPEN_TIMEOUT 0x32
#define PXENV_STATUS_TFTP_UNKNOWN_OPCODE 0x33
#define PXENV_STATUS_TFTP_READ_TIMEOUT 0x35
#define PXENV_STATUS_TFTP_ERROR_OPCODE 0x36
#define PXENV_STATUS_TFTP_CANNOT_OPEN_CONNECTION 0x38
#define PXENV_STATUS_TFTP_CANNOT_READ_FROM_CONNECTION 0x39
#define PXENV_STATUS_TFTP_TOO_MANY_PACKAGES 0x3A
#define PXENV_STATUS_TFTP_FILE_NOT_FOUND 0x3B
#define PXENV_STATUS_TFTP_ACCESS_VIOLATION 0x3C
#define PXENV_STATUS_TFTP_NO_MCAST_ADDRESS 0x3D
#define PXENV_STATUS_TFTP_NO_FILESIZE 0x3E
#define PXENV_STATUS_TFTP_INVALID_PACKET_SIZE 0x3F
#define PXENV_STATUS_DHCP_TIMEOUT 0x51
#define PXENV_STATUS_DHCP_NO_IP_ADDRESS 0x52
#define PXENV_STATUS_DHCP_NO_BOOTFILE_NAME 0x53
#define PXENV_STATUS_DHCP_BAD_IP_ADDRESS 0x54
#define PXENV_STATUS_UNDI_INVALID_FUNCTION 0x60
#define PXENV_STATUS_UNDI_MEDIATEST_FAILED 0x61
#define PXENV_STATUS_UNDI_CANNOT_INIT_NIC_FOR_MCAST 0x62
#define PXENV_STATUS_UNDI_CANNOT_INITIALIZE_NIC 0x63
#define PXENV_STATUS_UNDI_CANNOT_INITIALIZE_PHY 0x64
#define PXENV_STATUS_UNDI_CANNOT_READ_CONFIG_DATA 0x65
#define PXENV_STATUS_UNDI_CANNOT_READ_INIT_DATA 0x66
#define PXENV_STATUS_UNDI_BAD_MAC_ADDRESS 0x67
#define PXENV_STATUS_UNDI_BAD_EEPROM_CHECKSUM 0x68
#define PXENV_STATUS_UNDI_ERROR_SETTING_ISR 0x69
#define PXENV_STATUS_UNDI_INVALID_STATE 0x6A
#define PXENV_STATUS_UNDI_TRANSMIT_ERROR 0x6B
#define PXENV_STATUS_UNDI_INVALID_PARAMETER 0x6C
#define PXENV_STATUS_BSTRAP_PROMPT_MENU 0x74
#define PXENV_STATUS_BSTRAP_MCAST_ADDR 0x76
#define PXENV_STATUS_BSTRAP_MISSING_LIST 0x77
#define PXENV_STATUS_BSTRAP_NO_RESPONSE 0x78
#define PXENV_STATUS_BSTRAP_FILE_TOO_BIG 0x79
#define PXENV_STATUS_BINL_CANCELED_BY_KEYSTROKE 0xA0
#define PXENV_STATUS_BINL_NO_PXE_SERVER 0xA1
#define PXENV_STATUS_NOT_AVAILABLE_IN_PMODE 0xA2
#define PXENV_STATUS_NOT_AVAILABLE_IN_RMODE 0xA3
#define PXENV_STATUS_BUSD_DEVICE_NOT_SUPPORTED 0xB0
#define PXENV_STATUS_LOADER_NO_FREE_BASE_MEMORY 0xC0
#define PXENV_STATUS_LOADER_NO_BC_ROMID 0xC1
#define PXENV_STATUS_LOADER_BAD_BC_ROMID 0xC2
#define PXENV_STATUS_LOADER_BAD_BC_RUNTIME_IMAGE 0xC3
#define PXENV_STATUS_LOADER_NO_UNDI_ROMID 0xC4
#define PXENV_STATUS_LOADER_BAD_UNDI_ROMID 0xC5
#define PXENV_STATUS_LOADER_BAD_UNDI_DRIVER_IMAGE 0xC6
#define PXENV_STATUS_LOADER_NO_PXE_STRUCT 0xC8
#define PXENV_STATUS_LOADER_NO_PXENV_STRUCT 0xC9
#define PXENV_STATUS_LOADER_UNDI_START 0xCA
#define PXENV_STATUS_LOADER_BC_START 0xCB
#define PACKED __attribute__ ((packed))
#define SEGMENT(x) ((x) >> 4)
#define OFFSET(x) ((x) & 0xF)
#define SEGOFS(x) ((SEGMENT(x)<<16)+OFFSET(x))
#define LINEAR(x) (void*)(((x >> 16) <<4)+(x & 0xFFFF))
#define PXE_ERR_LEN 0xFFFFFFFF
typedef unsigned long UINT32;
typedef unsigned short UINT16;
typedef unsigned char UINT8;
typedef UINT16 PXENV_STATUS;
typedef UINT32 SEGOFS16;
typedef UINT32 IP4;
typedef UINT16 UDP_PORT;
#define MAC_ADDR_LEN 16
typedef UINT8 MAC_ADDR[MAC_ADDR_LEN];
#define PXENV_PACKET_TYPE_DHCP_DISCOVER 1
#define PXENV_PACKET_TYPE_DHCP_ACK 2
#define PXENV_PACKET_TYPE_CACHED_REPLY 3
typedef struct {
PXENV_STATUS Status;
UINT16 PacketType;
UINT16 BufferSize;
SEGOFS16 Buffer;
UINT16 BufferLimit;
} PACKED PXENV_GET_CACHED_INFO_t;
#define BOOTP_REQ 1
#define BOOTP_REP 2
#define BOOTP_BCAST 0x8000
#if 1
#define BOOTP_DHCPVEND 1024 /* DHCP extended vendor field size */
#else
#define BOOTP_DHCPVEND 312 /* DHCP standard vendor field size */
#endif
#ifndef VM_RFC1048
#define VM_RFC1048 0x63825363L
#endif
typedef struct {
UINT8 opcode;
UINT8 Hardware; /* hardware type */
UINT8 Hardlen; /* hardware addr len */
UINT8 Gatehops; /* zero it */
UINT32 ident; /* random number chosen by client */
UINT16 seconds; /* seconds since did initial bootstrap */
UINT16 Flags; /* seconds since did initial bootstrap */
IP4 cip; /* Client IP */
IP4 yip; /* Your IP */
IP4 sip; /* IP to use for next boot stage */
IP4 gip; /* Relay IP ? */
MAC_ADDR CAddr; /* Client hardware address */
UINT8 Sname[64]; /* Server's hostname (Optional) */
UINT8 bootfile[128]; /* boot filename */
union {
UINT8 d[BOOTP_DHCPVEND]; /* raw array of vendor/dhcp options */
struct {
UINT8 magic[4]; /* DHCP magic cookie */
UINT32 flags; /* bootp flags/opcodes */
UINT8 pad[56];
} v;
} vendor;
} PACKED BOOTPLAYER;
typedef struct {
PXENV_STATUS Status;
IP4 ServerIPAddress;
IP4 GatewayIPAddress;
UINT8 FileName[128];
UDP_PORT TFTPPort;
UINT16 PacketSize;
} PACKED PXENV_TFTP_OPEN_t;
typedef struct {
PXENV_STATUS Status;
} PACKED PXENV_TFTP_CLOSE_t;
typedef struct {
PXENV_STATUS Status;
UINT16 PacketNumber;
UINT16 BufferSize;
SEGOFS16 Buffer;
} PACKED PXENV_TFTP_READ_t;
typedef struct {
PXENV_STATUS Status;
IP4 ServerIPAddress;
IP4 GatewayIPAddress;
UINT8 FileName[128];
UINT32 FileSize;
} PACKED PXENV_TFTP_GET_FSIZE_t;
typedef struct {
PXENV_STATUS Status;
IP4 src_ip;
} PACKED PXENV_UDP_OPEN_t;
typedef struct {
PXENV_STATUS Status;
} PACKED PXENV_UDP_CLOSE_t;
typedef struct {
PXENV_STATUS Status;
IP4 ip;
IP4 gw;
UDP_PORT src_port;
UDP_PORT dst_port;
UINT16 buffer_size;
SEGOFS16 buffer;
} PACKED PXENV_UDP_WRITE_t;
typedef struct {
PXENV_STATUS Status;
IP4 src_ip;
IP4 dst_ip;
UDP_PORT src_port;
UDP_PORT dst_port;
UINT16 buffer_size;
SEGOFS16 buffer;
} PACKED PXENV_UDP_READ_t;
typedef struct {
PXENV_STATUS Status;
UINT8 reserved[10];
} PACKED PXENV_UNLOAD_STACK_t;
#undef PACKED
#endif /* __PXE_H */