[NET]: Delete unused header file linux/sdla_fr.h. (c1a068f6) · Commits · EulixOS / Software / Kernel

include/linux/sdla_fr.h

deleted100644 → 0

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		/*****************************************************************************
		* sdla_fr.h Sangoma frame relay firmware API definitions.
		*
		* Author: Gideon Hack
		* Nenad Corbic <ncorbic@sangoma.com>
		*
		* Copyright: (c) 1995-2000 Sangoma Technologies Inc.
		*
		* This program is free software; you can redistribute it and/or
		* modify it under the terms of the GNU General Public License
		* as published by the Free Software Foundation; either version
		* 2 of the License, or (at your option) any later version.
		* ============================================================================
		* Oct 04, 1999 Gideon Hack Updated API structures
		* Jun 02, 1999 Gideon Hack Modifications for S514 support
		* Oct 12, 1997 Jaspreet Singh Added FR_READ_DLCI_IB_MAPPING
		* Jul 21, 1997 Jaspreet Singh Changed FRRES_TOO_LONG and FRRES_TOO_MANY to
		* 0x05 and 0x06 respectively.
		* Dec 23, 1996 Gene Kozin v2.0
		* Apr 29, 1996 Gene Kozin v1.0 (merged version S502 & S508 definitions).
		* Sep 26, 1995 Gene Kozin Initial version.
		*****************************************************************************/
		#ifndef _SDLA_FR_H
		#define _SDLA_FR_H

		/*----------------------------------------------------------------------------
		* Notes:
		* ------
		* 1. All structures defined in this file are byte-alined.
		*
		* Compiler Platform
		* -------- --------
		* GNU C Linux
		*/

		#ifndef PACKED
		# define PACKED __attribute__((packed))
		#endif /* PACKED */

		/* Adapter memory layout */
		#define FR_MB_VECTOR 0xE000 /* mailbox window vector */
		#define FR502_RX_VECTOR 0xA000 /* S502 direct receive window vector */
		#define FR502_MBOX_OFFS 0xF60 /* S502 mailbox offset */
		#define FR508_MBOX_OFFS 0 /* S508 mailbox offset */
		#define FR502_FLAG_OFFS 0x1FF0 /* S502 status flags offset */
		#define FR508_FLAG_OFFS 0x1000 /* S508 status flags offset */
		#define FR502_RXMB_OFFS 0x900 /* S502 direct receive mailbox offset */
		#define FR508_TXBC_OFFS 0x1100 /* S508 Tx buffer info offset */
		#define FR508_RXBC_OFFS 0x1120 /* S508 Rx buffer info offset */

		/* Important constants */
		#define FR502_MAX_DATA 4096 /* maximum data buffer length */
		#define FR508_MAX_DATA 4080 /* maximum data buffer length */
		#define MIN_LGTH_FR_DATA_CFG 300 /* min Information frame length
		(for configuration purposes) */
		#define FR_MAX_NO_DATA_BYTES_IN_FRAME 15354 /* max Information frame length */

		#define HIGHEST_VALID_DLCI 991

		/**** Data Structures ***************************************************/

		/*----------------------------------------------------------------------------
		* Frame relay command block.
		*/
		typedef struct fr_cmd
		{
		unsigned char command PACKED; /* command code */
		unsigned short length PACKED; /* length of data buffer */
		unsigned char result PACKED; /* return code */
		unsigned short dlci PACKED; /* DLCI number */
		unsigned char attr PACKED; /* FECN, BECN, DE and C/R bits */
		unsigned short rxlost1 PACKED; /* frames discarded at int. level */
		unsigned long rxlost2 PACKED; /* frames discarded at app. level */
		unsigned char rsrv[2] PACKED; /* reserved for future use */
		} fr_cmd_t;

		/* 'command' field defines */
		#define FR_WRITE 0x01
		#define FR_READ 0x02
		#define FR_ISSUE_IS_FRAME 0x03
		#define FR_SET_CONFIG 0x10
		#define FR_READ_CONFIG 0x11
		#define FR_COMM_DISABLE 0x12
		#define FR_COMM_ENABLE 0x13
		#define FR_READ_STATUS 0x14
		#define FR_READ_STATISTICS 0x15
		#define FR_FLUSH_STATISTICS 0x16
		#define FR_LIST_ACTIVE_DLCI 0x17
		#define FR_FLUSH_DATA_BUFFERS 0x18
		#define FR_READ_ADD_DLC_STATS 0x19
		#define FR_ADD_DLCI 0x20
		#define FR_DELETE_DLCI 0x21
		#define FR_ACTIVATE_DLCI 0x22
		#define FR_DEACTIVATE_DLCI 0x22
		#define FR_READ_MODEM_STATUS 0x30
		#define FR_SET_MODEM_STATUS 0x31
		#define FR_READ_ERROR_STATS 0x32
		#define FR_FLUSH_ERROR_STATS 0x33
		#define FR_READ_DLCI_IB_MAPPING 0x34
		#define FR_READ_CODE_VERSION 0x40
		#define FR_SET_INTR_MODE 0x50
		#define FR_READ_INTR_MODE 0x51
		#define FR_SET_TRACE_CONFIG 0x60
		#define FR_FT1_STATUS_CTRL 0x80
		#define FR_SET_FT1_MODE 0x81

		/* Special UDP drivers management commands */
		#define FPIPE_ENABLE_TRACING 0x41
		#define FPIPE_DISABLE_TRACING 0x42
		#define FPIPE_GET_TRACE_INFO 0x43
		#define FPIPE_FT1_READ_STATUS 0x44
		#define FPIPE_DRIVER_STAT_IFSEND 0x45
		#define FPIPE_DRIVER_STAT_INTR 0x46
		#define FPIPE_DRIVER_STAT_GEN 0x47
		#define FPIPE_FLUSH_DRIVER_STATS 0x48
		#define FPIPE_ROUTER_UP_TIME 0x49

		/* 'result' field defines */
		#define FRRES_OK 0x00 /* command executed successfully */
		#define FRRES_DISABLED 0x01 /* communications not enabled */
		#define FRRES_INOPERATIVE 0x02 /* channel inoperative */
		#define FRRES_DLCI_INACTIVE 0x03 /* DLCI is inactive */
		#define FRRES_DLCI_INVALID 0x04 /* DLCI is not configured */
		#define FRRES_TOO_LONG 0x05
		#define FRRES_TOO_MANY 0x06
		#define FRRES_CIR_OVERFLOW 0x07 /* Tx throughput has exceeded CIR */
		#define FRRES_BUFFER_OVERFLOW 0x08
		#define FRRES_MODEM_FAILURE 0x10 /* DCD and/or CTS dropped */
		#define FRRES_CHANNEL_DOWN 0x11 /* channel became inoperative */
		#define FRRES_CHANNEL_UP 0x12 /* channel became operative */
		#define FRRES_DLCI_CHANGE 0x13 /* DLCI status (or number) changed */
		#define FRRES_DLCI_MISMATCH 0x14
		#define FRRES_INVALID_CMD 0x1F /* invalid command */

		/* 'attr' field defines */
		#define FRATTR_

		/*----------------------------------------------------------------------------
		* Frame relay mailbox.
		* This structure is located at offset FR50?_MBOX_OFFS into FR_MB_VECTOR.
		* For S502 it is also located at offset FR502_RXMB_OFFS into
		* FR502_RX_VECTOR.
		*/
		typedef struct fr_mbox
		{
		unsigned char opflag PACKED; /* 00h: execution flag */
		fr_cmd_t cmd PACKED; /* 01h: command block */
		unsigned char data[1] PACKED; /* 10h: variable length data buffer */
		} fr_mbox_t;

		/*----------------------------------------------------------------------------
		* S502 frame relay status flags.
		* This structure is located at offset FR502_FLAG_OFFS into FR_MB_VECTOR.
		*/
		typedef struct fr502_flags
		{
		unsigned char rsrv1[1] PACKED; /* 00h: */
		unsigned char tx_ready PACKED; /* 01h: Tx buffer available */
		unsigned char rx_ready PACKED; /* 02h: Rx frame available */
		unsigned char event PACKED; /* 03h: asynchronous event */
		unsigned char mstatus PACKED; /* 04h: modem status */
		unsigned char rsrv2[8] PACKED; /* 05h: */
		unsigned char iflag PACKED; /* 0Dh: interrupt flag */
		unsigned char imask PACKED; /* 0Eh: interrupt mask */
		} fr502_flags_t;

		/*----------------------------------------------------------------------------
		* S508 frame relay status flags.
		* This structure is located at offset FR508_FLAG_OFFS into FR_MB_VECTOR.
		*/
		typedef struct fr508_flags
		{
		unsigned char rsrv1[3] PACKED; /* 00h: reserved */
		unsigned char event PACKED; /* 03h: asynchronous event */
		unsigned char mstatus PACKED; /* 04h: modem status */
		unsigned char rsrv2[11] PACKED; /* 05h: reserved */
		unsigned char iflag PACKED; /* 10h: interrupt flag */
		unsigned char imask PACKED; /* 11h: interrupt mask */
		unsigned long tse_offs PACKED; /* 12h: Tx status element */
		unsigned short dlci PACKED; /* 16h: DLCI NUMBER */
		} fr508_flags_t;

		/* 'event' field defines */
		#define FR_EVENT_STATUS 0x01 /* channel status change */
		#define FR_EVENT_DLC_STATUS 0x02 /* DLC status change */
		#define FR_EVENT_BAD_DLCI 0x04 /* FSR included wrong DLCI */
		#define FR_EVENT_LINK_DOWN 0x40 /* DCD or CTS low */

		/* 'mstatus' field defines */
		#define FR_MDM_DCD 0x08 /* mdm_status: DCD */
		#define FR_MDM_CTS 0x20 /* mdm_status: CTS */

		/* 'iflag' & 'imask' fields defines */
		#define FR_INTR_RXRDY 0x01 /* Rx ready */
		#define FR_INTR_TXRDY 0x02 /* Tx ready */
		#define FR_INTR_MODEM 0x04 /* modem status change (DCD, CTS) */
		#define FR_INTR_READY 0x08 /* interface command completed */
		#define FR_INTR_DLC 0x10 /* DLC status change */
		#define FR_INTR_TIMER 0x20 /* millisecond timer */
		#define FR_INTR_TX_MULT_DLCIs 0x80 /* Tx interrupt on multiple DLCIs */


		/*----------------------------------------------------------------------------
		* Receive Buffer Configuration Info. S508 only!
		* This structure is located at offset FR508_RXBC_OFFS into FR_MB_VECTOR.
		*/
		typedef struct fr_buf_info
		{
		unsigned short rse_num PACKED; /* 00h: number of status elements */
		unsigned long rse_base PACKED; /* 02h: receive status array base */
		unsigned long rse_next PACKED; /* 06h: next status element */
		unsigned long buf_base PACKED; /* 0Ah: rotational buffer base */
		unsigned short reserved PACKED; /* 0Eh: */
		unsigned long buf_top PACKED; /* 10h: rotational buffer top */
		} fr_buf_info_t;

		/*----------------------------------------------------------------------------
		* Buffer Status Element. S508 only!
		* Array of structures of this type is located at offset defined by the
		* 'rse_base' field of the frBufInfo_t structure into absolute adapter
		* memory address space.
		*/
		typedef struct fr_rx_buf_ctl
		{
		unsigned char flag PACKED; /* 00h: ready flag */
		unsigned short length PACKED; /* 01h: frame length */
		unsigned short dlci PACKED; /* 03h: DLCI */
		unsigned char attr PACKED; /* 05h: FECN/BECN/DE/CR */
		unsigned short tmstamp PACKED; /* 06h: time stamp */
		unsigned short rsrv[2] PACKED; /* 08h: */
		unsigned long offset PACKED; /* 0Ch: buffer absolute address */
		} fr_rx_buf_ctl_t;

		typedef struct fr_tx_buf_ctl
		{
		unsigned char flag PACKED; /* 00h: ready flag */
		unsigned short rsrv0[2] PACKED; /* 01h: */
		unsigned short length PACKED; /* 05h: frame length */
		unsigned short dlci PACKED; /* 07h: DLCI */
		unsigned char attr PACKED; /* 09h: FECN/BECN/DE/CR */
		unsigned short rsrv1 PACKED; /* 0Ah: */
		unsigned long offset PACKED; /* 0Ch: buffer absolute address */
		} fr_tx_buf_ctl_t;

		/*----------------------------------------------------------------------------
		* Global Configuration Block. Passed to FR_SET_CONFIG command when dlci == 0.
		*/
		typedef struct fr_conf
		{
		unsigned short station PACKED; /* 00h: CPE/Node */
		unsigned short options PACKED; /* 02h: configuration options */
		unsigned short kbps PACKED; /* 04h: baud rate in kbps */
		unsigned short port PACKED; /* 06h: RS-232/V.35 */
		unsigned short mtu PACKED; /* 08h: max. transmit length */
		unsigned short t391 PACKED; /* 0Ah: */
		unsigned short t392 PACKED; /* 0Ch: */
		unsigned short n391 PACKED; /* 0Eh: */
		unsigned short n392 PACKED; /* 10h: */
		unsigned short n393 PACKED; /* 12h: */
		unsigned short cir_fwd PACKED; /* 14h: */
		unsigned short bc_fwd PACKED; /* 16h: */
		unsigned short be_fwd PACKED; /* 18h: */
		unsigned short cir_bwd PACKED; /* 1Ah: */
		unsigned short bc_bwd PACKED; /* 1Ch: */
		unsigned short be_bwd PACKED; /* 1Eh: */
		unsigned short dlci[0] PACKED; /* 20h: */
		} fr_conf_t;

		/* 'station_type' defines */
		#define FRCFG_STATION_CPE 0
		#define FRCFG_STATION_NODE 1

		/* 'conf_flags' defines */
		#define FRCFG_IGNORE_TX_CIR 0x0001
		#define FRCFG_IGNORE_RX_CIR 0x0002
		#define FRCFG_DONT_RETRANSMIT 0x0004
		#define FRCFG_IGNORE_CBS 0x0008
		#define FRCFG_THROUGHPUT 0x0010 /* enable throughput calculation */
		#define FRCFG_DIRECT_RX 0x0080 /* enable direct receive buffer */
		#define FRCFG_AUTO_CONFIG 0x8000 /* enable auto DLCI configuration */

		/* 'baud_rate' defines */
		#define FRCFG_BAUD_1200 12
		#define FRCFG_BAUD_2400 24
		#define FRCFG_BAUD_4800 48
		#define FRCFG_BAUD_9600 96
		#define FRCFG_BAUD_19200 19
		#define FRCFG_BAUD_38400 38
		#define FRCFG_BAUD_56000 56
		#define FRCFG_BAUD_64000 64
		#define FRCFG_BAUD_128000 128

		/* 'port_mode' defines */
		#define FRCFG_MODE_EXT_CLK 0x0000
		#define FRCFG_MODE_INT_CLK 0x0001
		#define FRCFG_MODE_V35 0x0000 /* S508 only */
		#define FRCFG_MODE_RS232 0x0002 /* S508 only */

		/* defines for line tracing */

		/* the line trace status element presented by the frame relay code */
		typedef struct {
		unsigned char flag PACKED; /* ready flag */
		unsigned short length PACKED; /* trace length */
		unsigned char rsrv0[2] PACKED; /* reserved */
		unsigned char attr PACKED; /* trace attributes */
		unsigned short tmstamp PACKED; /* time stamp */
		unsigned char rsrv1[4] PACKED; /* reserved */
		unsigned long offset PACKED; /* buffer absolute address */
		} fr_trc_el_t;

		typedef struct {
		unsigned char status PACKED; /* status flag */
		unsigned char data_passed PACKED; /* 0 if no data passed, 1 if */
		/* data passed */
		unsigned short length PACKED; /* frame length */
		unsigned short tmstamp PACKED; /* time stamp */
		} fpipemon_trc_hdr_t;

		typedef struct {
		fpipemon_trc_hdr_t fpipemon_trc_hdr PACKED;
		unsigned char data[FR_MAX_NO_DATA_BYTES_IN_FRAME] PACKED;
		} fpipemon_trc_t;

		/* bit settings for the 'status' byte - note that bits 1, 2 and 3 are used */
		/* for returning the number of frames being passed to fpipemon */
		#define TRC_OUTGOING_FRM 0x01
		#define TRC_ABORT_ERROR 0x10
		#define TRC_CRC_ERROR 0x20
		#define TRC_OVERRUN_ERROR 0x40
		#define MORE_TRC_DATA 0x80

		#define MAX_FRMS_TRACED 0x07

		#define NO_TRC_ELEMENTS_OFF 0x9000
		#define BASE_TRC_ELEMENTS_OFF 0x9002
		#define TRC_ACTIVE 0x01
		#define FLUSH_TRC_BUFFERS 0x02
		#define FLUSH_TRC_STATISTICS 0x04
		#define TRC_SIGNALLING_FRMS 0x10
		#define TRC_INFO_FRMS 0x20
		#define ACTIVATE_TRC (TRC_ACTIVE \| TRC_SIGNALLING_FRMS \| TRC_INFO_FRMS)
		#define RESET_TRC (FLUSH_TRC_BUFFERS \| FLUSH_TRC_STATISTICS)

		/*----------------------------------------------------------------------------
		* Channel configuration.
		* This structure is passed to the FR_SET_CONFIG command when dlci != 0.
		*/
		typedef struct fr_dlc_conf
		{
		unsigned short conf_flags PACKED; /* 00h: configuration bits */
		unsigned short cir_fwd PACKED; /* 02h: */
		unsigned short bc_fwd PACKED; /* 04h: */
		unsigned short be_fwd PACKED; /* 06h: */
		unsigned short cir_bwd PACKED; /* 08h: */
		unsigned short bc_bwd PACKED; /* 0Ah: */
		unsigned short be_bwd PACKED; /* 0Ch: */
		} fr_dlc_conf_t;

		/*----------------------------------------------------------------------------
		* S502 interrupt mode control block.
		* This structure is passed to the FR_SET_INTR_FLAGS and returned by the
		* FR_READ_INTR_FLAGS commands.
		*/
		typedef struct fr502_intr_ctl
		{
		unsigned char mode PACKED; /* 00h: interrupt enable flags */
		unsigned short tx_len PACKED; /* 01h: required Tx buffer size */
		} fr502_intr_ctl_t;

		/*----------------------------------------------------------------------------
		* S508 interrupt mode control block.
		* This structure is passed to the FR_SET_INTR_FLAGS and returned by the
		* FR_READ_INTR_FLAGS commands.
		*/
		typedef struct fr508_intr_ctl
		{
		unsigned char mode PACKED; /* 00h: interrupt enable flags */
		unsigned short tx_len PACKED; /* 01h: required Tx buffer size */
		unsigned char irq PACKED; /* 03h: IRQ level to activate */
		unsigned char flags PACKED; /* 04h: ?? */
		unsigned short timeout PACKED; /* 05h: ms, for timer interrupt */
		} fr508_intr_ctl_t;

		/*----------------------------------------------------------------------------
		* Channel status.
		* This structure is returned by the FR_READ_STATUS command.
		*/
		typedef struct fr_dlc_Status
		{
		unsigned char status PACKED; /* 00h: link/DLCI status */
		struct
		{
		unsigned short dlci PACKED; /* 01h: DLCI number */
		unsigned char status PACKED; /* 03h: DLCI status */
		} circuit[1] PACKED;
		} fr_dlc_status_t;

		/* 'status' defines */
		#define FR_LINK_INOPER 0x00 /* for global status (DLCI == 0) */
		#define FR_LINK_OPER 0x01
		#define FR_DLCI_DELETED 0x01 /* for circuit status (DLCI != 0) */
		#define FR_DLCI_ACTIVE 0x02
		#define FR_DLCI_WAITING 0x04
		#define FR_DLCI_NEW 0x08
		#define FR_DLCI_REPORT 0x40

		/*----------------------------------------------------------------------------
		* Global Statistics Block.
		* This structure is returned by the FR_READ_STATISTICS command when
		* dcli == 0.
		*/
		typedef struct fr_link_stat
		{
		unsigned short rx_too_long PACKED; /* 00h: */
		unsigned short rx_dropped PACKED; /* 02h: */
		unsigned short rx_dropped2 PACKED; /* 04h: */
		unsigned short rx_bad_dlci PACKED; /* 06h: */
		unsigned short rx_bad_format PACKED; /* 08h: */
		unsigned short retransmitted PACKED; /* 0Ah: */
		unsigned short cpe_tx_FSE PACKED; /* 0Ch: */
		unsigned short cpe_tx_LIV PACKED; /* 0Eh: */
		unsigned short cpe_rx_FSR PACKED; /* 10h: */
		unsigned short cpe_rx_LIV PACKED; /* 12h: */
		unsigned short node_rx_FSE PACKED; /* 14h: */
		unsigned short node_rx_LIV PACKED; /* 16h: */
		unsigned short node_tx_FSR PACKED; /* 18h: */
		unsigned short node_tx_LIV PACKED; /* 1Ah: */
		unsigned short rx_ISF_err PACKED; /* 1Ch: */
		unsigned short rx_unsolicited PACKED; /* 1Eh: */
		unsigned short rx_SSN_err PACKED; /* 20h: */
		unsigned short rx_RSN_err PACKED; /* 22h: */
		unsigned short T391_timeouts PACKED; /* 24h: */
		unsigned short T392_timeouts PACKED; /* 26h: */
		unsigned short N392_reached PACKED; /* 28h: */
		unsigned short cpe_SSN_RSN PACKED; /* 2Ah: */
		unsigned short current_SSN PACKED; /* 2Ch: */
		unsigned short current_RSN PACKED; /* 2Eh: */
		unsigned short curreny_T391 PACKED; /* 30h: */
		unsigned short current_T392 PACKED; /* 32h: */
		unsigned short current_N392 PACKED; /* 34h: */
		unsigned short current_N393 PACKED; /* 36h: */
		} fr_link_stat_t;

		/*----------------------------------------------------------------------------
		* DLCI statistics.
		* This structure is returned by the FR_READ_STATISTICS command when
		* dlci != 0.
		*/
		typedef struct fr_dlci_stat
		{
		unsigned long tx_frames PACKED; /* 00h: */
		unsigned long tx_bytes PACKED; /* 04h: */
		unsigned long rx_frames PACKED; /* 08h: */
		unsigned long rx_bytes PACKED; /* 0Ch: */
		unsigned long rx_dropped PACKED; /* 10h: */
		unsigned long rx_inactive PACKED; /* 14h: */
		unsigned long rx_exceed_CIR PACKED; /* 18h: */
		unsigned long rx_DE_set PACKED; /* 1Ch: */
		unsigned long tx_throughput PACKED; /* 20h: */
		unsigned long tx_calc_timer PACKED; /* 24h: */
		unsigned long rx_throughput PACKED; /* 28h: */
		unsigned long rx_calc_timer PACKED; /* 2Ch: */
		} fr_dlci_stat_t;

		/*----------------------------------------------------------------------------
		* Communications error statistics.
		* This structure is returned by the FR_READ_ERROR_STATS command.
		*/
		typedef struct fr_comm_stat
		{
		unsigned char rx_overruns PACKED; /* 00h: */
		unsigned char rx_bad_crc PACKED; /* 01h: */
		unsigned char rx_aborts PACKED; /* 02h: */
		unsigned char rx_too_long PACKED; /* 03h: */
		unsigned char tx_aborts PACKED; /* 04h: */
		unsigned char tx_underruns PACKED; /* 05h: */
		unsigned char tx_missed_undr PACKED; /* 06h: */
		unsigned char dcd_dropped PACKED; /* 07h: */
		unsigned char cts_dropped PACKED; /* 08h: */
		} fr_comm_stat_t;

		/*----------------------------------------------------------------------------
		* Defines for the FR_ISSUE_IS_FRAME command.
		*/
		#define FR_ISF_LVE 2 /* issue Link Verification Enquiry */
		#define FR_ISF_FSE 3 /* issue Full Status Enquiry */

		/*----------------------------------------------------------------------------
		* Frame Relay ARP Header -- Used for Dynamic route creation with InvARP
		*/

		typedef struct arphdr_fr
		{
		unsigned short ar_hrd PACKED; /* format of hardware addr */
		unsigned short ar_pro PACKED; /* format of protocol addr */
		unsigned char ar_hln PACKED; /* length of hardware addr */
		unsigned char ar_pln PACKED; /* length of protocol addr */
		unsigned short ar_op PACKED; /* ARP opcode */
		unsigned short ar_sha PACKED; /* Sender DLCI addr 2 bytes */
		unsigned long ar_sip PACKED; /* Sender IP addr 4 bytes */
		unsigned short ar_tha PACKED; /* Target DLCI addr 2 bytes */
		unsigned long ar_tip PACKED; /* Target IP addr 4 bytes */
		} arphdr_fr_t;

		/*----------------------------------------------------------------------------
		* Frame Relay RFC 1490 SNAP Header -- Used to check for ARP packets
		*/
		typedef struct arphdr_1490
		{
		unsigned char control PACKED; /* UI, etc... */
		unsigned char pad PACKED; /* Pad */
		unsigned char NLPID PACKED; /* SNAP */
		unsigned char OUI[3] PACKED; /* Ethertype, etc... */
		unsigned short PID PACKED; /* ARP, IP, etc... */
		} arphdr_1490_t;

		/* UDP/IP packet (for UDP management) layout */

		/* The embedded control block for UDP mgmt
		This is essentially a mailbox structure, without the large data field */

		typedef struct {
		unsigned char opp_flag PACKED; /* the opp flag */
		unsigned char command PACKED; /* command code */
		unsigned short length PACKED; /* length of data buffer */
		unsigned char result PACKED; /* return code */
		unsigned short dlci PACKED; /* DLCI number */
		unsigned char attr PACKED; /* FECN, BECN, DE and C/R bits */
		unsigned short rxlost1 PACKED; /* frames discarded at int. level */
		unsigned long rxlost2 PACKED; /* frames discarded at app. level */
		unsigned char rsrv[2] PACKED; /* reserved for future use */
		} cblock_t;


		/* UDP management packet layout (data area of ip packet) */

		typedef struct {
		unsigned char control PACKED;
		unsigned char NLPID PACKED;
		} fr_encap_hdr_t;

		typedef struct {
		// fr_encap_hdr_t fr_encap_hdr PACKED;
		ip_pkt_t ip_pkt PACKED;
		udp_pkt_t udp_pkt PACKED;
		wp_mgmt_t wp_mgmt PACKED;
		cblock_t cblock PACKED;
		unsigned char data[4080] PACKED;
		} fr_udp_pkt_t;


		/* valid ip_protocol for UDP management */
		#define UDPMGMT_UDP_PROTOCOL 0x11

		#define UDPMGMT_FPIPE_SIGNATURE "FPIPE8ND"
		#define UDPMGMT_DRVRSTATS_SIGNATURE "DRVSTATS"

		/* values for request/reply byte */
		#define UDPMGMT_REQUEST 0x01
		#define UDPMGMT_REPLY 0x02
		#define UDP_OFFSET 12

		typedef struct {
		unsigned long if_send_entry;
		unsigned long if_send_skb_null;
		unsigned long if_send_broadcast;
		unsigned long if_send_multicast;
		unsigned long if_send_critical_ISR;
		unsigned long if_send_critical_non_ISR;
		unsigned long if_send_busy;
		unsigned long if_send_busy_timeout;
		unsigned long if_send_DRVSTATS_request;
		unsigned long if_send_FPIPE_request;
		unsigned long if_send_wan_disconnected;
		unsigned long if_send_dlci_disconnected;
		unsigned long if_send_no_bfrs;
		unsigned long if_send_adptr_bfrs_full;
		unsigned long if_send_bfrs_passed_to_adptr;
		unsigned long if_send_consec_send_fail;
		} drvstats_if_send_t;

		typedef struct {
		unsigned long rx_intr_no_socket;
		unsigned long rx_intr_dev_not_started;
		unsigned long rx_intr_DRVSTATS_request;
		unsigned long rx_intr_FPIPE_request;
		unsigned long rx_intr_bfr_not_passed_to_stack;
		unsigned long rx_intr_bfr_passed_to_stack;
		} drvstats_rx_intr_t;

		typedef struct {
		unsigned long UDP_FPIPE_mgmt_kmalloc_err;
		unsigned long UDP_FPIPE_mgmt_direction_err;
		unsigned long UDP_FPIPE_mgmt_adptr_type_err;
		unsigned long UDP_FPIPE_mgmt_adptr_cmnd_OK;
		unsigned long UDP_FPIPE_mgmt_adptr_cmnd_timeout;
		unsigned long UDP_FPIPE_mgmt_adptr_send_passed;
		unsigned long UDP_FPIPE_mgmt_adptr_send_failed;
		unsigned long UDP_FPIPE_mgmt_not_passed_to_stack;
		unsigned long UDP_FPIPE_mgmt_passed_to_stack;
		unsigned long UDP_FPIPE_mgmt_no_socket;
		unsigned long UDP_DRVSTATS_mgmt_kmalloc_err;
		unsigned long UDP_DRVSTATS_mgmt_adptr_cmnd_OK;
		unsigned long UDP_DRVSTATS_mgmt_adptr_cmnd_timeout;
		unsigned long UDP_DRVSTATS_mgmt_adptr_send_passed;
		unsigned long UDP_DRVSTATS_mgmt_adptr_send_failed;
		unsigned long UDP_DRVSTATS_mgmt_not_passed_to_stack;
		unsigned long UDP_DRVSTATS_mgmt_passed_to_stack;
		unsigned long UDP_DRVSTATS_mgmt_no_socket;
		} drvstats_gen_t;

		typedef struct {
		unsigned char attr PACKED;
		unsigned short time_stamp PACKED;
		unsigned char reserved[13] PACKED;
		} api_rx_hdr_t;

		typedef struct {
		api_rx_hdr_t api_rx_hdr PACKED;
		void * data PACKED;
		} api_rx_element_t;

		typedef struct {
		unsigned char attr PACKED;
		unsigned char reserved[15] PACKED;
		} api_tx_hdr_t;

		typedef struct {
		api_tx_hdr_t api_tx_hdr PACKED;
		void * data PACKED;
		} api_tx_element_t;

		#ifdef _MSC_
		# pragma pack()
		#endif
		#endif /* _SDLA_FR_H */