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audk/MdePkg/Include/Uefi/UefiPxe.h

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/** @file
This header file contains all of the PXE type definitions,
structure prototypes, global variables and constants that
are needed for porting PXE to EFI.
Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
@par Revision Reference:
32/64-bit PXE specification:
alpha-4, 99-Dec-17.
**/
#ifndef __EFI_PXE_H__
#define __EFI_PXE_H__
#pragma pack(1)
#define PXE_BUSTYPE(a, b, c, d) \
( \
(((PXE_UINT32) (d) & 0xFF) << 24) | (((PXE_UINT32) (c) & 0xFF) << 16) | (((PXE_UINT32) (b) & 0xFF) << 8) | \
((PXE_UINT32) (a) & 0xFF) \
)
///
/// UNDI ROM ID and devive ID signature.
///
#define PXE_BUSTYPE_PXE PXE_BUSTYPE ('!', 'P', 'X', 'E')
///
/// BUS ROM ID signatures.
///
#define PXE_BUSTYPE_PCI PXE_BUSTYPE ('P', 'C', 'I', 'R')
#define PXE_BUSTYPE_PC_CARD PXE_BUSTYPE ('P', 'C', 'C', 'R')
#define PXE_BUSTYPE_USB PXE_BUSTYPE ('U', 'S', 'B', 'R')
#define PXE_BUSTYPE_1394 PXE_BUSTYPE ('1', '3', '9', '4')
#define PXE_SWAP_UINT16(n) ((((PXE_UINT16) (n) & 0x00FF) << 8) | (((PXE_UINT16) (n) & 0xFF00) >> 8))
#define PXE_SWAP_UINT32(n) \
((((PXE_UINT32)(n) & 0x000000FF) << 24) | \
(((PXE_UINT32)(n) & 0x0000FF00) << 8) | \
(((PXE_UINT32)(n) & 0x00FF0000) >> 8) | \
(((PXE_UINT32)(n) & 0xFF000000) >> 24))
#define PXE_SWAP_UINT64(n) \
((((PXE_UINT64)(n) & 0x00000000000000FFULL) << 56) | \
(((PXE_UINT64)(n) & 0x000000000000FF00ULL) << 40) | \
(((PXE_UINT64)(n) & 0x0000000000FF0000ULL) << 24) | \
(((PXE_UINT64)(n) & 0x00000000FF000000ULL) << 8) | \
(((PXE_UINT64)(n) & 0x000000FF00000000ULL) >> 8) | \
(((PXE_UINT64)(n) & 0x0000FF0000000000ULL) >> 24) | \
(((PXE_UINT64)(n) & 0x00FF000000000000ULL) >> 40) | \
(((PXE_UINT64)(n) & 0xFF00000000000000ULL) >> 56))
#define PXE_CPBSIZE_NOT_USED 0 ///< zero
#define PXE_DBSIZE_NOT_USED 0 ///< zero
#define PXE_CPBADDR_NOT_USED (PXE_UINT64) 0 ///< zero
#define PXE_DBADDR_NOT_USED (PXE_UINT64) 0 ///< zero
#define PXE_CONST CONST
#define PXE_VOLATILE volatile
typedef VOID PXE_VOID;
typedef UINT8 PXE_UINT8;
typedef UINT16 PXE_UINT16;
typedef UINT32 PXE_UINT32;
typedef UINTN PXE_UINTN;
///
/// Typedef unsigned long PXE_UINT64.
///
typedef UINT64 PXE_UINT64;
typedef PXE_UINT8 PXE_BOOL;
#define PXE_FALSE 0 ///< zero
#define PXE_TRUE (!PXE_FALSE)
typedef PXE_UINT16 PXE_OPCODE;
///
/// Return UNDI operational state.
///
#define PXE_OPCODE_GET_STATE 0x0000
///
/// Change UNDI operational state from Stopped to Started.
///
#define PXE_OPCODE_START 0x0001
///
/// Change UNDI operational state from Started to Stopped.
///
#define PXE_OPCODE_STOP 0x0002
///
/// Get UNDI initialization information.
///
#define PXE_OPCODE_GET_INIT_INFO 0x0003
///
/// Get NIC configuration information.
///
#define PXE_OPCODE_GET_CONFIG_INFO 0x0004
///
/// Changed UNDI operational state from Started to Initialized.
///
#define PXE_OPCODE_INITIALIZE 0x0005
///
/// Re-initialize the NIC H/W.
///
#define PXE_OPCODE_RESET 0x0006
///
/// Change the UNDI operational state from Initialized to Started.
///
#define PXE_OPCODE_SHUTDOWN 0x0007
///
/// Read & change state of external interrupt enables.
///
#define PXE_OPCODE_INTERRUPT_ENABLES 0x0008
///
/// Read & change state of packet receive filters.
///
#define PXE_OPCODE_RECEIVE_FILTERS 0x0009
///
/// Read & change station MAC address.
///
#define PXE_OPCODE_STATION_ADDRESS 0x000A
///
/// Read traffic statistics.
///
#define PXE_OPCODE_STATISTICS 0x000B
///
/// Convert multicast IP address to multicast MAC address.
///
#define PXE_OPCODE_MCAST_IP_TO_MAC 0x000C
///
/// Read or change non-volatile storage on the NIC.
///
#define PXE_OPCODE_NVDATA 0x000D
///
/// Get & clear interrupt status.
///
#define PXE_OPCODE_GET_STATUS 0x000E
///
/// Fill media header in packet for transmit.
///
#define PXE_OPCODE_FILL_HEADER 0x000F
///
/// Transmit packet(s).
///
#define PXE_OPCODE_TRANSMIT 0x0010
///
/// Receive packet.
///
#define PXE_OPCODE_RECEIVE 0x0011
///
/// Last valid PXE UNDI OpCode number.
///
#define PXE_OPCODE_LAST_VALID 0x0011
typedef PXE_UINT16 PXE_OPFLAGS;
#define PXE_OPFLAGS_NOT_USED 0x0000
//
// //////////////////////////////////////
// UNDI Get State
//
// No OpFlags
////////////////////////////////////////
// UNDI Start
//
// No OpFlags
////////////////////////////////////////
// UNDI Stop
//
// No OpFlags
////////////////////////////////////////
// UNDI Get Init Info
//
// No Opflags
////////////////////////////////////////
// UNDI Get Config Info
//
// No Opflags
///
/// UNDI Initialize
///
#define PXE_OPFLAGS_INITIALIZE_CABLE_DETECT_MASK 0x0001
#define PXE_OPFLAGS_INITIALIZE_DETECT_CABLE 0x0000
#define PXE_OPFLAGS_INITIALIZE_DO_NOT_DETECT_CABLE 0x0001
///
///
/// UNDI Reset
///
#define PXE_OPFLAGS_RESET_DISABLE_INTERRUPTS 0x0001
#define PXE_OPFLAGS_RESET_DISABLE_FILTERS 0x0002
///
/// UNDI Shutdown.
///
/// No OpFlags.
///
/// UNDI Interrupt Enables.
///
///
/// Select whether to enable or disable external interrupt signals.
/// Setting both enable and disable will return PXE_STATCODE_INVALID_OPFLAGS.
///
#define PXE_OPFLAGS_INTERRUPT_OPMASK 0xC000
#define PXE_OPFLAGS_INTERRUPT_ENABLE 0x8000
#define PXE_OPFLAGS_INTERRUPT_DISABLE 0x4000
#define PXE_OPFLAGS_INTERRUPT_READ 0x0000
///
/// Enable receive interrupts. An external interrupt will be generated
/// after a complete non-error packet has been received.
///
#define PXE_OPFLAGS_INTERRUPT_RECEIVE 0x0001
///
/// Enable transmit interrupts. An external interrupt will be generated
/// after a complete non-error packet has been transmitted.
///
#define PXE_OPFLAGS_INTERRUPT_TRANSMIT 0x0002
///
/// Enable command interrupts. An external interrupt will be generated
/// when command execution stops.
///
#define PXE_OPFLAGS_INTERRUPT_COMMAND 0x0004
///
/// Generate software interrupt. Setting this bit generates an external
/// interrupt, if it is supported by the hardware.
///
#define PXE_OPFLAGS_INTERRUPT_SOFTWARE 0x0008
///
/// UNDI Receive Filters.
///
///
/// Select whether to enable or disable receive filters.
/// Setting both enable and disable will return PXE_STATCODE_INVALID_OPCODE.
///
#define PXE_OPFLAGS_RECEIVE_FILTER_OPMASK 0xC000
#define PXE_OPFLAGS_RECEIVE_FILTER_ENABLE 0x8000
#define PXE_OPFLAGS_RECEIVE_FILTER_DISABLE 0x4000
#define PXE_OPFLAGS_RECEIVE_FILTER_READ 0x0000
///
/// To reset the contents of the multicast MAC address filter list,
/// set this OpFlag:
///
#define PXE_OPFLAGS_RECEIVE_FILTER_RESET_MCAST_LIST 0x2000
///
/// Enable unicast packet receiving. Packets sent to the current station
/// MAC address will be received.
///
#define PXE_OPFLAGS_RECEIVE_FILTER_UNICAST 0x0001
///
/// Enable broadcast packet receiving. Packets sent to the broadcast
/// MAC address will be received.
///
#define PXE_OPFLAGS_RECEIVE_FILTER_BROADCAST 0x0002
///
/// Enable filtered multicast packet receiving. Packets sent to any
/// of the multicast MAC addresses in the multicast MAC address filter
/// list will be received. If the filter list is empty, no multicast
///
#define PXE_OPFLAGS_RECEIVE_FILTER_FILTERED_MULTICAST 0x0004
///
/// Enable promiscuous packet receiving. All packets will be received.
///
#define PXE_OPFLAGS_RECEIVE_FILTER_PROMISCUOUS 0x0008
///
/// Enable promiscuous multicast packet receiving. All multicast
/// packets will be received.
///
#define PXE_OPFLAGS_RECEIVE_FILTER_ALL_MULTICAST 0x0010
///
/// UNDI Station Address.
///
#define PXE_OPFLAGS_STATION_ADDRESS_READ 0x0000
#define PXE_OPFLAGS_STATION_ADDRESS_WRITE 0x0000
#define PXE_OPFLAGS_STATION_ADDRESS_RESET 0x0001
///
/// UNDI Statistics.
///
#define PXE_OPFLAGS_STATISTICS_READ 0x0000
#define PXE_OPFLAGS_STATISTICS_RESET 0x0001
///
/// UNDI MCast IP to MAC.
///
///
/// Identify the type of IP address in the CPB.
///
#define PXE_OPFLAGS_MCAST_IP_TO_MAC_OPMASK 0x0003
#define PXE_OPFLAGS_MCAST_IPV4_TO_MAC 0x0000
#define PXE_OPFLAGS_MCAST_IPV6_TO_MAC 0x0001
///
/// UNDI NvData.
///
///
/// Select the type of non-volatile data operation.
///
#define PXE_OPFLAGS_NVDATA_OPMASK 0x0001
#define PXE_OPFLAGS_NVDATA_READ 0x0000
#define PXE_OPFLAGS_NVDATA_WRITE 0x0001
///
/// UNDI Get Status.
///
///
/// Return current interrupt status. This will also clear any interrupts
/// that are currently set. This can be used in a polling routine. The
/// interrupt flags are still set and cleared even when the interrupts
/// are disabled.
///
#define PXE_OPFLAGS_GET_INTERRUPT_STATUS 0x0001
///
/// Return list of transmitted buffers for recycling. Transmit buffers
/// must not be changed or unallocated until they have recycled. After
/// issuing a transmit command, wait for a transmit complete interrupt.
/// When a transmit complete interrupt is received, read the transmitted
/// buffers. Do not plan on getting one buffer per interrupt. Some
/// NICs and UNDIs may transmit multiple buffers per interrupt.
///
#define PXE_OPFLAGS_GET_TRANSMITTED_BUFFERS 0x0002
///
/// Return current media status.
///
#define PXE_OPFLAGS_GET_MEDIA_STATUS 0x0004
///
/// UNDI Fill Header.
///
#define PXE_OPFLAGS_FILL_HEADER_OPMASK 0x0001
#define PXE_OPFLAGS_FILL_HEADER_FRAGMENTED 0x0001
#define PXE_OPFLAGS_FILL_HEADER_WHOLE 0x0000
///
/// UNDI Transmit.
///
///
/// S/W UNDI only. Return after the packet has been transmitted. A
/// transmit complete interrupt will still be generated and the transmit
/// buffer will have to be recycled.
///
#define PXE_OPFLAGS_SWUNDI_TRANSMIT_OPMASK 0x0001
#define PXE_OPFLAGS_TRANSMIT_BLOCK 0x0001
#define PXE_OPFLAGS_TRANSMIT_DONT_BLOCK 0x0000
#define PXE_OPFLAGS_TRANSMIT_OPMASK 0x0002
#define PXE_OPFLAGS_TRANSMIT_FRAGMENTED 0x0002
#define PXE_OPFLAGS_TRANSMIT_WHOLE 0x0000
///
/// UNDI Receive.
///
/// No OpFlags.
///
///
/// 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.
///
///
/// UNDI Get Init Info.
///
#define PXE_STATFLAGS_CABLE_DETECT_MASK 0x0001
#define PXE_STATFLAGS_CABLE_DETECT_NOT_SUPPORTED 0x0000
#define PXE_STATFLAGS_CABLE_DETECT_SUPPORTED 0x0001
#define PXE_STATFLAGS_GET_STATUS_NO_MEDIA_MASK 0x0002
#define PXE_STATFLAGS_GET_STATUS_NO_MEDIA_NOT_SUPPORTED 0x0000
#define PXE_STATFLAGS_GET_STATUS_NO_MEDIA_SUPPORTED 0x0002
///
/// UNDI Initialize.
///
#define PXE_STATFLAGS_INITIALIZED_NO_MEDIA 0x0001
///
/// UNDI Reset.
///
#define PXE_STATFLAGS_RESET_NO_MEDIA 0x0001
///
/// UNDI Shutdown.
///
/// No additional StatFlags.
///
/// UNDI Interrupt Enables.
///
///
/// If set, receive interrupts are enabled.
///
#define PXE_STATFLAGS_INTERRUPT_RECEIVE 0x0001
///
/// If set, transmit interrupts are enabled.
///
#define PXE_STATFLAGS_INTERRUPT_TRANSMIT 0x0002
///
/// If set, command interrupts are enabled.
///
#define PXE_STATFLAGS_INTERRUPT_COMMAND 0x0004
///
/// UNDI Receive Filters.
///
///
/// If set, unicast packets will be received.
///
#define PXE_STATFLAGS_RECEIVE_FILTER_UNICAST 0x0001
///
/// If set, broadcast packets will be received.
///
#define PXE_STATFLAGS_RECEIVE_FILTER_BROADCAST 0x0002
///
/// If set, multicast packets that match up with the multicast address
/// filter list will be received.
///
#define PXE_STATFLAGS_RECEIVE_FILTER_FILTERED_MULTICAST 0x0004
///
/// If set, all packets will be received.
///
#define PXE_STATFLAGS_RECEIVE_FILTER_PROMISCUOUS 0x0008
///
/// If set, all multicast packets will be received.
///
#define PXE_STATFLAGS_RECEIVE_FILTER_ALL_MULTICAST 0x0010
///
/// UNDI Station Address.
///
/// No additional StatFlags.
///
///
/// UNDI Statistics.
///
/// No additional StatFlags.
///
///
//// UNDI MCast IP to MAC.
////
//// No additional StatFlags.
///
/// UNDI NvData.
///
/// No additional StatFlags.
///
///
/// UNDI Get Status.
///
///
/// Use to determine if an interrupt has occurred.
///
#define PXE_STATFLAGS_GET_STATUS_INTERRUPT_MASK 0x000F
#define PXE_STATFLAGS_GET_STATUS_NO_INTERRUPTS 0x0000
///
/// If set, at least one receive interrupt occurred.
///
#define PXE_STATFLAGS_GET_STATUS_RECEIVE 0x0001
///
/// If set, at least one transmit interrupt occurred.
///
#define PXE_STATFLAGS_GET_STATUS_TRANSMIT 0x0002
///
/// If set, at least one command interrupt occurred.
///
#define PXE_STATFLAGS_GET_STATUS_COMMAND 0x0004
///
/// If set, at least one software interrupt occurred.
///
#define PXE_STATFLAGS_GET_STATUS_SOFTWARE 0x0008
///
/// This flag is set if the transmitted buffer queue is empty. This flag
/// will be set if all transmitted buffer addresses get written into the DB.
///
#define PXE_STATFLAGS_GET_STATUS_TXBUF_QUEUE_EMPTY 0x0010
///
/// This flag is set if no transmitted buffer addresses were written
/// into the DB. (This could be because DBsize was too small.)
///
#define PXE_STATFLAGS_GET_STATUS_NO_TXBUFS_WRITTEN 0x0020
///
/// This flag is set if there is no media detected.
///
#define PXE_STATFLAGS_GET_STATUS_NO_MEDIA 0x0040
///
/// UNDI Fill Header.
///
/// No additional StatFlags.
///
///
/// UNDI Transmit.
///
/// No additional StatFlags.
///
/// UNDI Receive
///.
///
/// No additional StatFlags.
///
typedef PXE_UINT16 PXE_STATCODE;
#define PXE_STATCODE_INITIALIZE 0x0000
///
/// Common StatCodes returned by all UNDI commands, UNDI protocol functions
/// and BC protocol functions.
///
#define PXE_STATCODE_SUCCESS 0x0000
#define PXE_STATCODE_INVALID_CDB 0x0001
#define PXE_STATCODE_INVALID_CPB 0x0002
#define PXE_STATCODE_BUSY 0x0003
#define PXE_STATCODE_QUEUE_FULL 0x0004
#define PXE_STATCODE_ALREADY_STARTED 0x0005
#define PXE_STATCODE_NOT_STARTED 0x0006
#define PXE_STATCODE_NOT_SHUTDOWN 0x0007
#define PXE_STATCODE_ALREADY_INITIALIZED 0x0008
#define PXE_STATCODE_NOT_INITIALIZED 0x0009
#define PXE_STATCODE_DEVICE_FAILURE 0x000A
#define PXE_STATCODE_NVDATA_FAILURE 0x000B
#define PXE_STATCODE_UNSUPPORTED 0x000C
#define PXE_STATCODE_BUFFER_FULL 0x000D
#define PXE_STATCODE_INVALID_PARAMETER 0x000E
#define PXE_STATCODE_INVALID_UNDI 0x000F
#define PXE_STATCODE_IPV4_NOT_SUPPORTED 0x0010
#define PXE_STATCODE_IPV6_NOT_SUPPORTED 0x0011
#define PXE_STATCODE_NOT_ENOUGH_MEMORY 0x0012
#define PXE_STATCODE_NO_DATA 0x0013
typedef PXE_UINT16 PXE_IFNUM;
///
/// This interface number must be passed to the S/W UNDI Start command.
///
#define PXE_IFNUM_START 0x0000
///
/// This interface number is returned by the S/W UNDI Get State and
/// Start commands if information in the CDB, CPB or DB is invalid.
///
#define PXE_IFNUM_INVALID 0x0000
typedef PXE_UINT16 PXE_CONTROL;
///
/// Setting this flag directs the UNDI to queue this command for later
/// execution if the UNDI is busy and it supports command queuing.
/// If queuing is not supported, a PXE_STATCODE_INVALID_CONTROL error
/// is returned. If the queue is full, a PXE_STATCODE_CDB_QUEUE_FULL
/// error is returned.
///
#define PXE_CONTROL_QUEUE_IF_BUSY 0x0002
///
/// These two bit values are used to determine if there are more UNDI
/// CDB structures following this one. If the link bit is set, there
/// must be a CDB structure following this one. Execution will start
/// on the next CDB structure as soon as this one completes successfully.
/// If an error is generated by this command, execution will stop.
///
#define PXE_CONTROL_LINK 0x0001
#define PXE_CONTROL_LAST_CDB_IN_LIST 0x0000
typedef PXE_UINT8 PXE_FRAME_TYPE;
#define PXE_FRAME_TYPE_NONE 0x00
#define PXE_FRAME_TYPE_UNICAST 0x01
#define PXE_FRAME_TYPE_BROADCAST 0x02
#define PXE_FRAME_TYPE_FILTERED_MULTICAST 0x03
#define PXE_FRAME_TYPE_PROMISCUOUS 0x04
#define PXE_FRAME_TYPE_PROMISCUOUS_MULTICAST 0x05
#define PXE_FRAME_TYPE_MULTICAST PXE_FRAME_TYPE_FILTERED_MULTICAST
typedef PXE_UINT32 PXE_IPV4;
typedef PXE_UINT32 PXE_IPV6[4];
#define PXE_MAC_LENGTH 32
typedef PXE_UINT8 PXE_MAC_ADDR[PXE_MAC_LENGTH];
typedef PXE_UINT8 PXE_IFTYPE;
typedef UINT16 PXE_MEDIA_PROTOCOL;
///
/// This information is from the ARP section of RFC 1700.
///
/// 1 Ethernet (10Mb) [JBP]
/// 2 Experimental Ethernet (3Mb) [JBP]
/// 3 Amateur Radio AX.25 [PXK]
/// 4 Proteon ProNET Token Ring [JBP]
/// 5 Chaos [GXP]
/// 6 IEEE 802 Networks [JBP]
/// 7 ARCNET [JBP]
/// 8 Hyperchannel [JBP]
/// 9 Lanstar [TU]
/// 10 Autonet Short Address [MXB1]
/// 11 LocalTalk [JKR1]
/// 12 LocalNet (IBM* PCNet or SYTEK* LocalNET) [JXM]
/// 13 Ultra link [RXD2]
/// 14 SMDS [GXC1]
/// 15 Frame Relay [AGM]
/// 16 Asynchronous Transmission Mode (ATM) [JXB2]
/// 17 HDLC [JBP]
/// 18 Fibre Channel [Yakov Rekhter]
/// 19 Asynchronous Transmission Mode (ATM) [Mark Laubach]
/// 20 Serial Line [JBP]
/// 21 Asynchronous Transmission Mode (ATM) [MXB1]
///
/// * Other names and brands may be claimed as the property of others.
///
#define PXE_IFTYPE_ETHERNET 0x01
#define PXE_IFTYPE_TOKENRING 0x04
#define PXE_IFTYPE_FIBRE_CHANNEL 0x12
typedef struct s_pxe_hw_undi {
PXE_UINT32 Signature; ///< PXE_ROMID_SIGNATURE.
PXE_UINT8 Len; ///< sizeof(PXE_HW_UNDI).
PXE_UINT8 Fudge; ///< makes 8-bit cksum equal zero.
PXE_UINT8 Rev; ///< PXE_ROMID_REV.
PXE_UINT8 IFcnt; ///< physical connector count lower byte.
PXE_UINT8 MajorVer; ///< PXE_ROMID_MAJORVER.
PXE_UINT8 MinorVer; ///< PXE_ROMID_MINORVER.
PXE_UINT8 IFcntExt; ///< physical connector count upper byte.
PXE_UINT8 reserved; ///< zero, not used.
PXE_UINT32 Implementation; ///< implementation flags.
///< reserved ///< vendor use.
///< UINT32 Status; ///< status port.
///< UINT32 Command; ///< command port.
///< UINT64 CDBaddr; ///< CDB address port.
///<
} PXE_HW_UNDI;
///
/// Status port bit definitions.
///
///
/// UNDI operation state.
///
#define PXE_HWSTAT_STATE_MASK 0xC0000000
#define PXE_HWSTAT_BUSY 0xC0000000
#define PXE_HWSTAT_INITIALIZED 0x80000000
#define PXE_HWSTAT_STARTED 0x40000000
#define PXE_HWSTAT_STOPPED 0x00000000
///
/// If set, last command failed.
///
#define PXE_HWSTAT_COMMAND_FAILED 0x20000000
///
/// If set, identifies enabled receive filters.
///
#define PXE_HWSTAT_PROMISCUOUS_MULTICAST_RX_ENABLED 0x00001000
#define PXE_HWSTAT_PROMISCUOUS_RX_ENABLED 0x00000800
#define PXE_HWSTAT_BROADCAST_RX_ENABLED 0x00000400
#define PXE_HWSTAT_MULTICAST_RX_ENABLED 0x00000200
#define PXE_HWSTAT_UNICAST_RX_ENABLED 0x00000100
///
/// If set, identifies enabled external interrupts.
///
#define PXE_HWSTAT_SOFTWARE_INT_ENABLED 0x00000080
#define PXE_HWSTAT_TX_COMPLETE_INT_ENABLED 0x00000040
#define PXE_HWSTAT_PACKET_RX_INT_ENABLED 0x00000020
#define PXE_HWSTAT_CMD_COMPLETE_INT_ENABLED 0x00000010
///
/// If set, identifies pending interrupts.
///
#define PXE_HWSTAT_SOFTWARE_INT_PENDING 0x00000008
#define PXE_HWSTAT_TX_COMPLETE_INT_PENDING 0x00000004
#define PXE_HWSTAT_PACKET_RX_INT_PENDING 0x00000002
#define PXE_HWSTAT_CMD_COMPLETE_INT_PENDING 0x00000001
///
/// 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 0x80000000
#define PXE_HWCMD_INTS_AND_FILTS 0x00000000
///
/// Use these to enable/disable receive filters.
///
#define PXE_HWCMD_PROMISCUOUS_MULTICAST_RX_ENABLE 0x00001000
#define PXE_HWCMD_PROMISCUOUS_RX_ENABLE 0x00000800
#define PXE_HWCMD_BROADCAST_RX_ENABLE 0x00000400
#define PXE_HWCMD_MULTICAST_RX_ENABLE 0x00000200
#define PXE_HWCMD_UNICAST_RX_ENABLE 0x00000100
///
/// Use these to enable/disable external interrupts.
///
#define PXE_HWCMD_SOFTWARE_INT_ENABLE 0x00000080
#define PXE_HWCMD_TX_COMPLETE_INT_ENABLE 0x00000040
#define PXE_HWCMD_PACKET_RX_INT_ENABLE 0x00000020
#define PXE_HWCMD_CMD_COMPLETE_INT_ENABLE 0x00000010
///
/// Use these to clear pending external interrupts.
///
#define PXE_HWCMD_CLEAR_SOFTWARE_INT 0x00000008
#define PXE_HWCMD_CLEAR_TX_COMPLETE_INT 0x00000004
#define PXE_HWCMD_CLEAR_PACKET_RX_INT 0x00000002
#define PXE_HWCMD_CLEAR_CMD_COMPLETE_INT 0x00000001
typedef struct s_pxe_sw_undi {
PXE_UINT32 Signature; ///< PXE_ROMID_SIGNATURE.
PXE_UINT8 Len; ///< sizeof(PXE_SW_UNDI).
PXE_UINT8 Fudge; ///< makes 8-bit cksum zero.
PXE_UINT8 Rev; ///< PXE_ROMID_REV.
PXE_UINT8 IFcnt; ///< physical connector count lower byte.
PXE_UINT8 MajorVer; ///< PXE_ROMID_MAJORVER.
PXE_UINT8 MinorVer; ///< PXE_ROMID_MINORVER.
PXE_UINT8 IFcntExt; ///< physical connector count upper byte.
PXE_UINT8 reserved1; ///< zero, not used.
PXE_UINT32 Implementation; ///< Implementation flags.
PXE_UINT64 EntryPoint; ///< API entry point.
PXE_UINT8 reserved2[3]; ///< zero, not used.
PXE_UINT8 BusCnt; ///< number of bustypes supported.
PXE_UINT32 BusType[1]; ///< list of supported bustypes.
} PXE_SW_UNDI;
typedef union u_pxe_undi {
PXE_HW_UNDI hw;
PXE_SW_UNDI sw;
} PXE_UNDI;
///
/// Signature of !PXE structure.
///
#define PXE_ROMID_SIGNATURE PXE_BUSTYPE ('!', 'P', 'X', 'E')
///
/// !PXE structure format revision
///.
#define PXE_ROMID_REV 0x02
///
/// UNDI command interface revision. These are the values that get sent
/// in option 94 (Client Network Interface Identifier) in the DHCP Discover
/// and PXE Boot Server Request packets.
///
#define PXE_ROMID_MAJORVER 0x03
#define PXE_ROMID_MINORVER 0x01
///
/// Implementation flags.
///
#define PXE_ROMID_IMP_HW_UNDI 0x80000000
#define PXE_ROMID_IMP_SW_VIRT_ADDR 0x40000000
#define PXE_ROMID_IMP_64BIT_DEVICE 0x00010000
#define PXE_ROMID_IMP_FRAG_SUPPORTED 0x00008000
#define PXE_ROMID_IMP_CMD_LINK_SUPPORTED 0x00004000
#define PXE_ROMID_IMP_CMD_QUEUE_SUPPORTED 0x00002000
#define PXE_ROMID_IMP_MULTI_FRAME_SUPPORTED 0x00001000
#define PXE_ROMID_IMP_NVDATA_SUPPORT_MASK 0x00000C00
#define PXE_ROMID_IMP_NVDATA_BULK_WRITABLE 0x00000C00
#define PXE_ROMID_IMP_NVDATA_SPARSE_WRITABLE 0x00000800
#define PXE_ROMID_IMP_NVDATA_READ_ONLY 0x00000400
#define PXE_ROMID_IMP_NVDATA_NOT_AVAILABLE 0x00000000
#define PXE_ROMID_IMP_STATISTICS_SUPPORTED 0x00000200
#define PXE_ROMID_IMP_STATION_ADDR_SETTABLE 0x00000100
#define PXE_ROMID_IMP_PROMISCUOUS_MULTICAST_RX_SUPPORTED 0x00000080
#define PXE_ROMID_IMP_PROMISCUOUS_RX_SUPPORTED 0x00000040
#define PXE_ROMID_IMP_BROADCAST_RX_SUPPORTED 0x00000020
#define PXE_ROMID_IMP_FILTERED_MULTICAST_RX_SUPPORTED 0x00000010
#define PXE_ROMID_IMP_SOFTWARE_INT_SUPPORTED 0x00000008
#define PXE_ROMID_IMP_TX_COMPLETE_INT_SUPPORTED 0x00000004
#define PXE_ROMID_IMP_PACKET_RX_INT_SUPPORTED 0x00000002
#define PXE_ROMID_IMP_CMD_COMPLETE_INT_SUPPORTED 0x00000001
typedef struct s_pxe_cdb {
PXE_OPCODE OpCode;
PXE_OPFLAGS OpFlags;
PXE_UINT16 CPBsize;
PXE_UINT16 DBsize;
PXE_UINT64 CPBaddr;
PXE_UINT64 DBaddr;
PXE_STATCODE StatCode;
PXE_STATFLAGS StatFlags;
PXE_UINT16 IFnum;
PXE_CONTROL Control;
} PXE_CDB;
typedef union u_pxe_ip_addr {
PXE_IPV6 IPv6;
PXE_IPV4 IPv4;
} PXE_IP_ADDR;
typedef union pxe_device {
///
/// PCI and PC Card NICs are both identified using bus, device
/// and function numbers. For PC Card, this may require PC
/// Card services to be loaded in the BIOS or preboot
/// environment.
///
struct {
///
/// See S/W UNDI ROMID structure definition for PCI and
/// PCC BusType definitions.
///
PXE_UINT32 BusType;
///
/// Bus, device & function numbers that locate this device.
///
PXE_UINT16 Bus;
PXE_UINT8 Device;
PXE_UINT8 Function;
}
PCI, PCC;
} PXE_DEVICE;
///
/// cpb and db definitions
///
#define MAX_PCI_CONFIG_LEN 64 ///< # of dwords.
#define MAX_EEPROM_LEN 128 ///< # of dwords.
#define MAX_XMIT_BUFFERS 32 ///< recycling Q length for xmit_done.
#define MAX_MCAST_ADDRESS_CNT 8
typedef struct s_pxe_cpb_start_30 {
///
/// PXE_VOID Delay(UINTN microseconds);
///
/// UNDI will never request a delay smaller than 10 microseconds
/// and will always request delays in increments of 10 microseconds.
/// The Delay() CallBack routine must delay between n and n + 10
/// microseconds before returning control to the UNDI.
///
/// This field cannot be set to zero.
///
UINT64 Delay;
///
/// PXE_VOID Block(UINT32 enable);
///
/// UNDI may need to block multi-threaded/multi-processor access to
/// critical code sections when programming or accessing the network
/// device. To this end, a blocking service is needed by the UNDI.
/// When UNDI needs a block, it will call Block() passing a non-zero
/// value. When UNDI no longer needs a block, it will call Block()
/// with a zero value. When called, if the Block() is already enabled,
/// do not return control to the UNDI until the previous Block() is
/// disabled.
///
/// This field cannot be set to zero.
///
UINT64 Block;
///
/// PXE_VOID Virt2Phys(UINT64 virtual, UINT64 physical_ptr);
///
/// UNDI will pass the virtual address of a buffer and the virtual
/// address of a 64-bit physical buffer. Convert the virtual address
/// to a physical address and write the result to the physical address
/// buffer. If virtual and physical addresses are the same, just
/// copy the virtual address to the physical address buffer.
///
/// This field can be set to zero if virtual and physical addresses
/// are equal.
///
UINT64 Virt2Phys;
///
/// PXE_VOID Mem_IO(UINT8 read_write, UINT8 len, UINT64 port,
/// UINT64 buf_addr);
///
/// UNDI will read or write the device io space using this call back
/// function. It passes the number of bytes as the len parameter and it
/// will be either 1,2,4 or 8.
///
/// This field can not be set to zero.
///
UINT64 Mem_IO;
} PXE_CPB_START_30;
typedef struct s_pxe_cpb_start_31 {
///
/// PXE_VOID Delay(UINT64 UnqId, UINTN microseconds);
///
/// UNDI will never request a delay smaller than 10 microseconds
/// and will always request delays in increments of 10 microseconds.
/// The Delay() CallBack routine must delay between n and n + 10
/// microseconds before returning control to the UNDI.
///
/// This field cannot be set to zero.
///
UINT64 Delay;
///
/// PXE_VOID Block(UINT64 unq_id, UINT32 enable);
///
/// UNDI may need to block multi-threaded/multi-processor access to
/// critical code sections when programming or accessing the network
/// device. To this end, a blocking service is needed by the UNDI.
/// When UNDI needs a block, it will call Block() passing a non-zero
/// value. When UNDI no longer needs a block, it will call Block()
/// with a zero value. When called, if the Block() is already enabled,
/// do not return control to the UNDI until the previous Block() is
/// disabled.
///
/// This field cannot be set to zero.
///
UINT64 Block;
///
/// PXE_VOID Virt2Phys(UINT64 UnqId, UINT64 virtual, UINT64 physical_ptr);
///
/// UNDI will pass the virtual address of a buffer and the virtual
/// address of a 64-bit physical buffer. Convert the virtual address
/// to a physical address and write the result to the physical address
/// buffer. If virtual and physical addresses are the same, just
/// copy the virtual address to the physical address buffer.
///
/// This field can be set to zero if virtual and physical addresses
/// are equal.
///
UINT64 Virt2Phys;
///
/// PXE_VOID Mem_IO(UINT64 UnqId, UINT8 read_write, UINT8 len, UINT64 port,
/// UINT64 buf_addr);
///
/// UNDI will read or write the device io space using this call back
/// function. It passes the number of bytes as the len parameter and it
/// will be either 1,2,4 or 8.
///
/// This field can not be set to zero.
///
UINT64 Mem_IO;
///
/// PXE_VOID Map_Mem(UINT64 unq_id, UINT64 virtual_addr, UINT32 size,
/// UINT32 Direction, UINT64 mapped_addr);
///
/// UNDI will pass the virtual address of a buffer, direction of the data
/// flow from/to the mapped buffer (the constants are defined below)
/// and a place holder (pointer) for the mapped address.
/// This call will Map the given address to a physical DMA address and write
/// the result to the mapped_addr pointer. If there is no need to
/// map the given address to a lower address (i.e. the given address is
/// associated with a physical address that is already compatible to be
/// used with the DMA, it converts the given virtual address to it's
/// physical address and write that in the mapped address pointer.
///
/// This field can be set to zero if there is no mapping service available.
///
UINT64 Map_Mem;
///
/// PXE_VOID UnMap_Mem(UINT64 unq_id, UINT64 virtual_addr, UINT32 size,
/// UINT32 Direction, UINT64 mapped_addr);
///
/// UNDI will pass the virtual and mapped addresses of a buffer.
/// This call will un map the given address.
///
/// This field can be set to zero if there is no unmapping service available.
///
UINT64 UnMap_Mem;
///
/// PXE_VOID Sync_Mem(UINT64 unq_id, UINT64 virtual,
/// UINT32 size, UINT32 Direction, UINT64 mapped_addr);
///
/// UNDI will pass the virtual and mapped addresses of a buffer.
/// This call will synchronize the contents of both the virtual and mapped.
/// buffers for the given Direction.
///
/// This field can be set to zero if there is no service available.
///
UINT64 Sync_Mem;
///
/// protocol driver can provide anything for this Unique_ID, UNDI remembers
/// that as just a 64bit value associated to the interface specified by
/// the ifnum and gives it back as a parameter to all the call-back routines
/// when calling for that interface!
///
UINT64 Unique_ID;
} PXE_CPB_START_31;
#define TO_AND_FROM_DEVICE 0
#define FROM_DEVICE 1
#define TO_DEVICE 2
#define PXE_DELAY_MILLISECOND 1000
#define PXE_DELAY_SECOND 1000000
#define PXE_IO_READ 0
#define PXE_IO_WRITE 1
#define PXE_MEM_READ 2
#define PXE_MEM_WRITE 4
typedef struct s_pxe_db_get_init_info {
///
/// Minimum length of locked memory buffer that must be given to
/// the Initialize command. Giving UNDI more memory will generally
/// give better performance.
///
/// If MemoryRequired is zero, the UNDI does not need and will not
/// use system memory to receive and transmit packets.
///
PXE_UINT32 MemoryRequired;
///
/// Maximum frame data length for Tx/Rx excluding the media header.
///
PXE_UINT32 FrameDataLen;
///
/// Supported link speeds are in units of mega bits. Common ethernet
/// values are 10, 100 and 1000. Unused LinkSpeeds[] entries are zero
/// filled.
///
PXE_UINT32 LinkSpeeds[4];
///
/// Number of non-volatile storage items.
///
PXE_UINT32 NvCount;
///
/// Width of non-volatile storage item in bytes. 0, 1, 2 or 4
///
PXE_UINT16 NvWidth;
///
/// Media header length. This is the typical media header length for
/// this UNDI. This information is needed when allocating receive
/// and transmit buffers.
///
PXE_UINT16 MediaHeaderLen;
///
/// Number of bytes in the NIC hardware (MAC) address.
///
PXE_UINT16 HWaddrLen;
///
/// Maximum number of multicast MAC addresses in the multicast
/// MAC address filter list.
///
PXE_UINT16 MCastFilterCnt;
///
/// Default number and size of transmit and receive buffers that will
/// be allocated by the UNDI. If MemoryRequired is non-zero, this
/// allocation will come out of the memory buffer given to the Initialize
/// command. If MemoryRequired is zero, this allocation will come out of
/// memory on the NIC.
///
PXE_UINT16 TxBufCnt;
PXE_UINT16 TxBufSize;
PXE_UINT16 RxBufCnt;
PXE_UINT16 RxBufSize;
///
/// Hardware interface types defined in the Assigned Numbers RFC
/// and used in DHCP and ARP packets.
/// See the PXE_IFTYPE typedef and PXE_IFTYPE_xxx macros.
///
PXE_UINT8 IFtype;
///
/// Supported duplex. See PXE_DUPLEX_xxxxx #defines below.
///
PXE_UINT8 SupportedDuplexModes;
///
/// Supported loopback options. See PXE_LOOPBACK_xxxxx #defines below.
///
PXE_UINT8 SupportedLoopBackModes;
} PXE_DB_GET_INIT_INFO;
#define PXE_MAX_TXRX_UNIT_ETHER 1500
#define PXE_HWADDR_LEN_ETHER 0x0006
#define PXE_MAC_HEADER_LEN_ETHER 0x000E
#define PXE_DUPLEX_ENABLE_FULL_SUPPORTED 1
#define PXE_DUPLEX_FORCE_FULL_SUPPORTED 2
#define PXE_LOOPBACK_INTERNAL_SUPPORTED 1
#define PXE_LOOPBACK_EXTERNAL_SUPPORTED 2
typedef struct s_pxe_pci_config_info {
///
/// This is the flag field for the PXE_DB_GET_CONFIG_INFO union.
/// For PCI bus devices, this field is set to PXE_BUSTYPE_PCI.
///
UINT32 BusType;
///
/// This identifies the PCI network device that this UNDI interface.
/// is bound to.
///
UINT16 Bus;
UINT8 Device;
UINT8 Function;
///
/// This is a copy of the PCI configuration space for this
/// network device.
///
union {
UINT8 Byte[256];
UINT16 Word[128];
UINT32 Dword[64];
} Config;
} PXE_PCI_CONFIG_INFO;
typedef struct s_pxe_pcc_config_info {
///
/// This is the flag field for the PXE_DB_GET_CONFIG_INFO union.
/// For PCC bus devices, this field is set to PXE_BUSTYPE_PCC.
///
PXE_UINT32 BusType;
///
/// This identifies the PCC network device that this UNDI interface
/// is bound to.
///
PXE_UINT16 Bus;
PXE_UINT8 Device;
PXE_UINT8 Function;
///
/// This is a copy of the PCC configuration space for this
/// network device.
///
union {
PXE_UINT8 Byte[256];
PXE_UINT16 Word[128];
PXE_UINT32 Dword[64];
} Config;
} PXE_PCC_CONFIG_INFO;
typedef union u_pxe_db_get_config_info {
PXE_PCI_CONFIG_INFO pci;
PXE_PCC_CONFIG_INFO pcc;
} PXE_DB_GET_CONFIG_INFO;
typedef struct s_pxe_cpb_initialize {
///
/// Address of first (lowest) byte of the memory buffer. This buffer must
/// be in contiguous physical memory and cannot be swapped out. The UNDI
/// will be using this for transmit and receive buffering.
///
PXE_UINT64 MemoryAddr;
///
/// MemoryLength must be greater than or equal to MemoryRequired
/// returned by the Get Init Info command.
///
PXE_UINT32 MemoryLength;
///
/// Desired link speed in Mbit/sec. Common ethernet values are 10, 100
/// and 1000. Setting a value of zero will auto-detect and/or use the
/// default link speed (operation depends on UNDI/NIC functionality).
///
PXE_UINT32 LinkSpeed;
///
/// Suggested number and size of receive and transmit buffers to
/// allocate. If MemoryAddr and MemoryLength are non-zero, this
/// allocation comes out of the supplied memory buffer. If MemoryAddr
/// and MemoryLength are zero, this allocation comes out of memory
/// on the NIC.
///
/// If these fields are set to zero, the UNDI will allocate buffer
/// counts and sizes as it sees fit.
///
PXE_UINT16 TxBufCnt;
PXE_UINT16 TxBufSize;
PXE_UINT16 RxBufCnt;
PXE_UINT16 RxBufSize;
///
/// The following configuration parameters are optional and must be zero
/// to use the default values.
///
PXE_UINT8 DuplexMode;
PXE_UINT8 LoopBackMode;
} PXE_CPB_INITIALIZE;
#define PXE_DUPLEX_DEFAULT 0x00
#define PXE_FORCE_FULL_DUPLEX 0x01
#define PXE_ENABLE_FULL_DUPLEX 0x02
#define PXE_FORCE_HALF_DUPLEX 0x04
#define PXE_DISABLE_FULL_DUPLEX 0x08
#define LOOPBACK_NORMAL 0
#define LOOPBACK_INTERNAL 1
#define LOOPBACK_EXTERNAL 2
typedef struct s_pxe_db_initialize {
///
/// Actual amount of memory used from the supplied memory buffer. This
/// may be less that the amount of memory suppllied and may be zero if
/// the UNDI and network device do not use external memory buffers.
///
/// Memory used by the UNDI and network device is allocated from the
/// lowest memory buffer address.
///
PXE_UINT32 MemoryUsed;
///
/// Actual number and size of receive and transmit buffers that were
/// allocated.
///
PXE_UINT16 TxBufCnt;
PXE_UINT16 TxBufSize;
PXE_UINT16 RxBufCnt;
PXE_UINT16 RxBufSize;
} PXE_DB_INITIALIZE;
typedef struct s_pxe_cpb_receive_filters {
///
/// List of multicast MAC addresses. This list, if present, will
/// replace the existing multicast MAC address filter list.
///
PXE_MAC_ADDR MCastList[MAX_MCAST_ADDRESS_CNT];
} PXE_CPB_RECEIVE_FILTERS;
typedef struct s_pxe_db_receive_filters {
///
/// Filtered multicast MAC address list.
///
PXE_MAC_ADDR MCastList[MAX_MCAST_ADDRESS_CNT];
} PXE_DB_RECEIVE_FILTERS;
typedef struct s_pxe_cpb_station_address {
///
/// If supplied and supported, the current station MAC address
/// will be changed.
///
PXE_MAC_ADDR StationAddr;
} PXE_CPB_STATION_ADDRESS;
typedef struct s_pxe_dpb_station_address {
///
/// Current station MAC address.
///
PXE_MAC_ADDR StationAddr;
///
/// Station broadcast MAC address.
///
PXE_MAC_ADDR BroadcastAddr;
///
/// Permanent station MAC address.
///
PXE_MAC_ADDR PermanentAddr;
} PXE_DB_STATION_ADDRESS;
typedef struct s_pxe_db_statistics {
///
/// Bit field identifying what statistic data is collected by the
/// UNDI/NIC.
/// If bit 0x00 is set, Data[0x00] is collected.
/// If bit 0x01 is set, Data[0x01] is collected.
/// If bit 0x20 is set, Data[0x20] is collected.
/// If bit 0x21 is set, Data[0x21] is collected.
/// Etc.
///
PXE_UINT64 Supported;
///
/// Statistic data.
///
PXE_UINT64 Data[64];
} PXE_DB_STATISTICS;
///
/// Total number of frames received. Includes frames with errors and
/// dropped frames.
///
#define PXE_STATISTICS_RX_TOTAL_FRAMES 0x00
///
/// Number of valid frames received and copied into receive buffers.
///
#define PXE_STATISTICS_RX_GOOD_FRAMES 0x01
///
/// Number of frames below the minimum length for the media.
/// This would be <64 for ethernet.
///
#define PXE_STATISTICS_RX_UNDERSIZE_FRAMES 0x02
///
/// Number of frames longer than the maxminum length for the
/// media. This would be >1500 for ethernet.
///
#define PXE_STATISTICS_RX_OVERSIZE_FRAMES 0x03
///
/// Valid frames that were dropped because receive buffers were full.
///
#define PXE_STATISTICS_RX_DROPPED_FRAMES 0x04
///
/// Number of valid unicast frames received and not dropped.
///
#define PXE_STATISTICS_RX_UNICAST_FRAMES 0x05
///
/// Number of valid broadcast frames received and not dropped.
///
#define PXE_STATISTICS_RX_BROADCAST_FRAMES 0x06
///
/// Number of valid mutlicast frames received and not dropped.
///
#define PXE_STATISTICS_RX_MULTICAST_FRAMES 0x07
///
/// Number of frames w/ CRC or alignment errors.
///
#define PXE_STATISTICS_RX_CRC_ERROR_FRAMES 0x08
///
/// Total number of bytes received. Includes frames with errors
/// and dropped frames.
///
#define PXE_STATISTICS_RX_TOTAL_BYTES 0x09
///
/// Transmit statistics.
///
#define PXE_STATISTICS_TX_TOTAL_FRAMES 0x0A
#define PXE_STATISTICS_TX_GOOD_FRAMES 0x0B
#define PXE_STATISTICS_TX_UNDERSIZE_FRAMES 0x0C
#define PXE_STATISTICS_TX_OVERSIZE_FRAMES 0x0D
#define PXE_STATISTICS_TX_DROPPED_FRAMES 0x0E
#define PXE_STATISTICS_TX_UNICAST_FRAMES 0x0F
#define PXE_STATISTICS_TX_BROADCAST_FRAMES 0x10
#define PXE_STATISTICS_TX_MULTICAST_FRAMES 0x11
#define PXE_STATISTICS_TX_CRC_ERROR_FRAMES 0x12
#define PXE_STATISTICS_TX_TOTAL_BYTES 0x13
///
/// Number of collisions detection on this subnet.
///
#define PXE_STATISTICS_COLLISIONS 0x14
///
/// Number of frames destined for unsupported protocol.
///
#define PXE_STATISTICS_UNSUPPORTED_PROTOCOL 0x15
///
/// Number of valid frames received that were duplicated.
///
#define PXE_STATISTICS_RX_DUPLICATED_FRAMES 0x16
///
/// Number of encrypted frames received that failed to decrypt.
///
#define PXE_STATISTICS_RX_DECRYPT_ERROR_FRAMES 0x17
///
/// Number of frames that failed to transmit after exceeding the retry limit.
///
#define PXE_STATISTICS_TX_ERROR_FRAMES 0x18
///
/// Number of frames transmitted successfully after more than one attempt.
///
#define PXE_STATISTICS_TX_RETRY_FRAMES 0x19
typedef struct s_pxe_cpb_mcast_ip_to_mac {
///
/// Multicast IP address to be converted to multicast MAC address.
///
PXE_IP_ADDR IP;
} PXE_CPB_MCAST_IP_TO_MAC;
typedef struct s_pxe_db_mcast_ip_to_mac {
///
/// Multicast MAC address.
///
PXE_MAC_ADDR MAC;
} PXE_DB_MCAST_IP_TO_MAC;
typedef struct s_pxe_cpb_nvdata_sparse {
///
/// NvData item list. Only items in this list will be updated.
///
struct {
///
/// Non-volatile storage address to be changed.
///
PXE_UINT32 Addr;
///
/// Data item to write into above storage address.
///
union {
PXE_UINT8 Byte;
PXE_UINT16 Word;
PXE_UINT32 Dword;
} Data;
} Item[MAX_EEPROM_LEN];
} PXE_CPB_NVDATA_SPARSE;
///
/// When using bulk update, the size of the CPB structure must be
/// the same size as the non-volatile NIC storage.
///
typedef union u_pxe_cpb_nvdata_bulk {
///
/// Array of byte-wide data items.
///
PXE_UINT8 Byte[MAX_EEPROM_LEN << 2];
///
/// Array of word-wide data items.
///
PXE_UINT16 Word[MAX_EEPROM_LEN << 1];
///
/// Array of dword-wide data items.
///
PXE_UINT32 Dword[MAX_EEPROM_LEN];
} PXE_CPB_NVDATA_BULK;
typedef struct s_pxe_db_nvdata {
///
/// Arrays of data items from non-volatile storage.
///
union {
///
/// Array of byte-wide data items.
///
PXE_UINT8 Byte[MAX_EEPROM_LEN << 2];
///
/// Array of word-wide data items.
///
PXE_UINT16 Word[MAX_EEPROM_LEN << 1];
///
/// Array of dword-wide data items.
///
PXE_UINT32 Dword[MAX_EEPROM_LEN];
} Data;
} PXE_DB_NVDATA;
typedef struct s_pxe_db_get_status {
///
/// Length of next receive frame (header + data). If this is zero,
/// there is no next receive frame available.
///
PXE_UINT32 RxFrameLen;
///
/// Reserved, set to zero.
///
PXE_UINT32 reserved;
///
/// Addresses of transmitted buffers that need to be recycled.
///
PXE_UINT64 TxBuffer[MAX_XMIT_BUFFERS];
} PXE_DB_GET_STATUS;
typedef struct s_pxe_cpb_fill_header {
///
/// Source and destination MAC addresses. These will be copied into
/// the media header without doing byte swapping.
///
PXE_MAC_ADDR SrcAddr;
PXE_MAC_ADDR DestAddr;
///
/// Address of first byte of media header. The first byte of packet data
/// follows the last byte of the media header.
///
PXE_UINT64 MediaHeader;
///
/// Length of packet data in bytes (not including the media header).
///
PXE_UINT32 PacketLen;
///
/// Protocol type. This will be copied into the media header without
/// doing byte swapping. Protocol type numbers can be obtained from
/// the Assigned Numbers RFC 1700.
///
PXE_UINT16 Protocol;
///
/// Length of the media header in bytes.
///
PXE_UINT16 MediaHeaderLen;
} PXE_CPB_FILL_HEADER;
#define PXE_PROTOCOL_ETHERNET_IP 0x0800
#define PXE_PROTOCOL_ETHERNET_ARP 0x0806
#define MAX_XMIT_FRAGMENTS 16
typedef struct s_pxe_cpb_fill_header_fragmented {
///
/// Source and destination MAC addresses. These will be copied into
/// the media header without doing byte swapping.
///
PXE_MAC_ADDR SrcAddr;
PXE_MAC_ADDR DestAddr;
///
/// Length of packet data in bytes (not including the media header).
///
PXE_UINT32 PacketLen;
///
/// Protocol type. This will be copied into the media header without
/// doing byte swapping. Protocol type numbers can be obtained from
/// the Assigned Numbers RFC 1700.
///
PXE_MEDIA_PROTOCOL Protocol;
///
/// Length of the media header in bytes.
///
PXE_UINT16 MediaHeaderLen;
///
/// Number of packet fragment descriptors.
///
PXE_UINT16 FragCnt;
///
/// Reserved, must be set to zero.
///
PXE_UINT16 reserved;
///
/// Array of packet fragment descriptors. The first byte of the media
/// header is the first byte of the first fragment.
///
struct {
///
/// Address of this packet fragment.
///
PXE_UINT64 FragAddr;
///
/// Length of this packet fragment.
///
PXE_UINT32 FragLen;
///
/// Reserved, must be set to zero.
///
PXE_UINT32 reserved;
} FragDesc[MAX_XMIT_FRAGMENTS];
}
PXE_CPB_FILL_HEADER_FRAGMENTED;
typedef struct s_pxe_cpb_transmit {
///
/// Address of first byte of frame buffer. This is also the first byte
/// of the media header.
///
PXE_UINT64 FrameAddr;
///
/// Length of the data portion of the frame buffer in bytes. Do not
/// include the length of the media header.
///
PXE_UINT32 DataLen;
///
/// Length of the media header in bytes.
///
PXE_UINT16 MediaheaderLen;
///
/// Reserved, must be zero.
///
PXE_UINT16 reserved;
} PXE_CPB_TRANSMIT;
typedef struct s_pxe_cpb_transmit_fragments {
///
/// Length of packet data in bytes (not including the media header).
///
PXE_UINT32 FrameLen;
///
/// Length of the media header in bytes.
///
PXE_UINT16 MediaheaderLen;
///
/// Number of packet fragment descriptors.
///
PXE_UINT16 FragCnt;
///
/// Array of frame fragment descriptors. The first byte of the first
/// fragment is also the first byte of the media header.
///
struct {
///
/// Address of this frame fragment.
///
PXE_UINT64 FragAddr;
///
/// Length of this frame fragment.
///
PXE_UINT32 FragLen;
///
/// Reserved, must be set to zero.
///
PXE_UINT32 reserved;
} FragDesc[MAX_XMIT_FRAGMENTS];
}
PXE_CPB_TRANSMIT_FRAGMENTS;
typedef struct s_pxe_cpb_receive {
///
/// Address of first byte of receive buffer. This is also the first byte
/// of the frame header.
///
PXE_UINT64 BufferAddr;
///
/// Length of receive buffer. This must be large enough to hold the
/// received frame (media header + data). If the length of smaller than
/// the received frame, data will be lost.
///
PXE_UINT32 BufferLen;
///
/// Reserved, must be set to zero.
///
PXE_UINT32 reserved;
} PXE_CPB_RECEIVE;
typedef struct s_pxe_db_receive {
///
/// Source and destination MAC addresses from media header.
///
PXE_MAC_ADDR SrcAddr;
PXE_MAC_ADDR DestAddr;
///
/// Length of received frame. May be larger than receive buffer size.
/// The receive buffer will not be overwritten. This is how to tell
/// if data was lost because the receive buffer was too small.
///
PXE_UINT32 FrameLen;
///
/// Protocol type from media header.
///
PXE_MEDIA_PROTOCOL Protocol;
///
/// Length of media header in received frame.
///
PXE_UINT16 MediaHeaderLen;
///
/// Type of receive frame.
///
PXE_FRAME_TYPE Type;
///
/// Reserved, must be zero.
///
PXE_UINT8 reserved[7];
} PXE_DB_RECEIVE;
#pragma pack()
#endif
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