diff options
Diffstat (limited to 'Core/MdePkg/Include/Uefi/UefiPxe.h')
-rw-r--r-- | Core/MdePkg/Include/Uefi/UefiPxe.h | 1792 |
1 files changed, 1792 insertions, 0 deletions
diff --git a/Core/MdePkg/Include/Uefi/UefiPxe.h b/Core/MdePkg/Include/Uefi/UefiPxe.h new file mode 100644 index 0000000000..249a8c2d7a --- /dev/null +++ b/Core/MdePkg/Include/Uefi/UefiPxe.h @@ -0,0 +1,1792 @@ +/** @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 - 2016, Intel Corporation. All rights reserved.<BR>
+This program and the accompanying materials are licensed and made available under
+the terms and conditions of the BSD License that accompanies this distribution.
+The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php.
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+ @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
|