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usr/include/linux/sdla_chdlc.h
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File /code/usr/include/linux/sdla_chdlc.h
#ifndef _SDLA_CHDLC_H
# define _SDLC_CHDLC_H
/*------------------------------------------------------------------------
Notes:
All structres defined in this file are byte-aligned.
Compiler Platform
------------------------
GNU C Linux
------------------------------------------------------------------------*/
#ifndef PACKED
#define PACKED __attribute__((packed))
#endif /* PACKED */
/* ----------------------------------------------------------------------------
* Constants defining the shared memory control block (mailbox)
* --------------------------------------------------------------------------*/
#define PRI_BASE_ADDR_MB_STRUCT 0xE000 /* the base address of the mailbox structure on the adapter */
#define SEC_BASE_ADDR_MB_STRUCT 0xE800 /* the base address of the mailbox structure on the adapter */
#define SIZEOF_MB_DATA_BFR 2032 /* the size of the actual mailbox data area */
#define NUMBER_MB_RESERVED_BYTES 0x0B /* the number of reserved bytes in the mailbox header area */
#define MIN_LGTH_CHDLC_DATA_CFG 300 /* min length of the CHDLC data field (for configuration purposes) */
#define PRI_MAX_NO_DATA_BYTES_IN_FRAME 15354 /* PRIMARY - max length of the CHDLC data field */
typedef struct {
unsigned char opp_flag PACKED; /* the opp flag */
unsigned char command PACKED; /* the user command */
unsigned short buffer_length PACKED; /* the data length */
unsigned char return_code PACKED; /* the return code */
unsigned char MB_reserved[NUMBER_MB_RESERVED_BYTES] PACKED; /* reserved for later */
unsigned char data[SIZEOF_MB_DATA_BFR] PACKED; /* the data area */
} CHDLC_MAILBOX_STRUCT;
typedef struct {
pid_t pid_num PACKED;
CHDLC_MAILBOX_STRUCT cmdarea PACKED;
} CMDBLOCK_STRUCT;
/* ----------------------------------------------------------------------------
* Interface commands
* --------------------------------------------------------------------------*/
/* global interface commands */
#define READ_GLOBAL_EXCEPTION_CONDITION 0x01
#define SET_GLOBAL_CONFIGURATION 0x02
#define READ_GLOBAL_CONFIGURATION 0x03
#define READ_GLOBAL_STATISTICS 0x04
#define FLUSH_GLOBAL_STATISTICS 0x05
#define SET_MODEM_STATUS 0x06 /* set status of DTR or RTS */
#define READ_MODEM_STATUS 0x07 /* read status of CTS and DCD */
#define READ_COMMS_ERROR_STATS 0x08
#define FLUSH_COMMS_ERROR_STATS 0x09
#define SET_TRACE_CONFIGURATION 0x0A /* set the line trace config */
#define READ_TRACE_CONFIGURATION 0x0B /* read the line trace config */
#define READ_TRACE_STATISTICS 0x0C /* read the trace statistics */
#define FLUSH_TRACE_STATISTICS 0x0D /* flush the trace statistics */
#define FT1_MONITOR_STATUS_CTRL 0x1C /* set the status of the S508/FT1 monitoring */
#define SET_FT1_CONFIGURATION 0x18 /* set the FT1 configuration */
#define READ_FT1_CONFIGURATION 0x19 /* read the FT1 configuration */
#define TRANSMIT_ASYNC_DATA_TO_FT1 0x1A /* output asynchronous data to the FT1 */
#define RECEIVE_ASYNC_DATA_FROM_FT1 0x1B /* receive asynchronous data from the FT1 */
#define FT1_MONITOR_STATUS_CTRL 0x1C /* set the status of the FT1 monitoring */
#define READ_FT1_OPERATIONAL_STATS 0x1D /* read the S508/FT1 operational statistics */
#define SET_FT1_MODE 0x1E /* set the operational mode of the S508/FT1 module */
/* CHDLC-level interface commands */
#define READ_CHDLC_CODE_VERSION 0x20
#define READ_CHDLC_EXCEPTION_CONDITION 0x21 /* read exception condition from the adapter */
#define SET_CHDLC_CONFIGURATION 0x22
#define READ_CHDLC_CONFIGURATION 0x23
#define ENABLE_CHDLC_COMMUNICATIONS 0x24
#define DISABLE_CHDLC_COMMUNICATIONS 0x25
#define READ_CHDLC_LINK_STATUS 0x26
#define READ_CHDLC_OPERATIONAL_STATS 0x27
#define FLUSH_CHDLC_OPERATIONAL_STATS 0x28
#define SET_CHDLC_INTERRUPT_TRIGGERS 0x30 /* set application interrupt triggers */
#define READ_CHDLC_INTERRUPT_TRIGGERS 0x31 /* read application interrupt trigger configuration */
/* Special UDP drivers management commands */
#define CPIPE_ENABLE_TRACING 0x50
#define CPIPE_DISABLE_TRACING 0x51
#define CPIPE_GET_TRACE_INFO 0x52
#define CPIPE_GET_IBA_DATA 0x53
#define CPIPE_FT1_READ_STATUS 0x54
#define CPIPE_DRIVER_STAT_IFSEND 0x55
#define CPIPE_DRIVER_STAT_INTR 0x56
#define CPIPE_DRIVER_STAT_GEN 0x57
#define CPIPE_FLUSH_DRIVER_STATS 0x58
#define CPIPE_ROUTER_UP_TIME 0x59
/* Driver specific commands for API */
#define CHDLC_READ_TRACE_DATA 0xE4 /* read trace data */
#define TRACE_ALL 0x00
#define TRACE_PROT 0x01
#define TRACE_DATA 0x02
#define DISCARD_RX_ERROR_FRAMES 0x0001
/* ----------------------------------------------------------------------------
* Return codes from interface commands
* --------------------------------------------------------------------------*/
#define COMMAND_OK 0x00
/* return codes from global interface commands */
#define NO_GLOBAL_EXCEP_COND_TO_REPORT 0x01 /* there is no CHDLC exception condition to report */
#define LGTH_GLOBAL_CFG_DATA_INVALID 0x01 /* the length of the passed global configuration data is invalid */
#define LGTH_TRACE_CFG_DATA_INVALID 0x01 /* the length of the passed trace configuration data is invalid */
#define IRQ_TIMEOUT_VALUE_INVALID 0x02 /* an invalid application IRQ timeout value was selected */
#define TRACE_CONFIG_INVALID 0x02 /* the passed line trace configuration is invalid */
#define ADAPTER_OPERATING_FREQ_INVALID 0x03 /* an invalid adapter operating frequency was selected */
#define TRC_DEAC_TMR_INVALID 0x03 /* the trace deactivation timer is invalid */
#define S508_FT1_ADPTR_NOT_PRESENT 0x0C /* the S508/FT1 adapter is not present */
#define INVALID_FT1_STATUS_SELECTION 0x0D /* the S508/FT1 status selection is invalid */
#define FT1_OP_STATS_NOT_ENABLED 0x0D /* the FT1 operational statistics have not been enabled */
#define FT1_OP_STATS_NOT_AVAILABLE 0x0E /* the FT1 operational statistics are not currently available */
#define S508_FT1_MODE_SELECTION_BUSY 0x0E /* the S508/FT1 adapter is busy selecting the operational mode */
/* return codes from command READ_GLOBAL_EXCEPTION_CONDITION */
#define EXCEP_MODEM_STATUS_CHANGE 0x10 /* a modem status change occurred */
#define EXCEP_TRC_DISABLED 0x11 /* the trace has been disabled */
#define EXCEP_IRQ_TIMEOUT 0x12 /* IRQ timeout */
/* return codes from CHDLC-level interface commands */
#define NO_CHDLC_EXCEP_COND_TO_REPORT 0x21 /* there is no CHDLC exception condition to report */
#define CHDLC_COMMS_DISABLED 0x21 /* communications are not currently enabled */
#define CHDLC_COMMS_ENABLED 0x21 /* communications are currently enabled */
#define DISABLE_CHDLC_COMMS_BEFORE_CFG 0x21 /* CHDLC communications must be disabled before setting the configuration */
#define ENABLE_CHDLC_COMMS_BEFORE_CONN 0x21 /* communications must be enabled before using the CHDLC_CONNECT conmmand */
#define CHDLC_CFG_BEFORE_COMMS_ENABLED 0x22 /* perform a SET_CHDLC_CONFIGURATION before enabling comms */
#define LGTH_CHDLC_CFG_DATA_INVALID 0x22 /* the length of the passed CHDLC configuration data is invalid */
#define LGTH_INT_TRIGGERS_DATA_INVALID 0x22 /* the length of the passed interrupt trigger data is invalid */
#define INVALID_IRQ_SELECTED 0x23 /* in invalid IRQ was selected in the SET_CHDLC_INTERRUPT_TRIGGERS */
#define INVALID_CHDLC_CFG_DATA 0x23 /* the passed CHDLC configuration data is invalid */
#define IRQ_TMR_VALUE_INVALID 0x24 /* an invalid application IRQ timer value was selected */
#define LARGER_PERCENT_TX_BFR_REQUIRED 0x24 /* a larger Tx buffer percentage is required */
#define LARGER_PERCENT_RX_BFR_REQUIRED 0x25 /* a larger Rx buffer percentage is required */
#define S514_BOTH_PORTS_SAME_CLK_MODE 0x26 /* S514 - both ports must have same clock mode */
#define INVALID_CMND_HDLC_STREAM_MODE 0x4E /* the CHDLC interface command is invalid for HDLC streaming mode */
#define INVALID_CHDLC_COMMAND 0x4F /* the defined CHDLC interface command is invalid */
/* return codes from command READ_CHDLC_EXCEPTION_CONDITION */
#define EXCEP_LINK_ACTIVE 0x30 /* the CHDLC link has become active */
#define EXCEP_LINK_INACTIVE_MODEM 0x31 /* the CHDLC link has become inactive (modem status) */
#define EXCEP_LINK_INACTIVE_KPALV 0x32 /* the CHDLC link has become inactive (keepalive status) */
#define EXCEP_IP_ADDRESS_DISCOVERED 0x33 /* the IP address has been discovered */
#define EXCEP_LOOPBACK_CONDITION 0x34 /* a loopback condition has occurred */
/* return code from command CHDLC_SEND_WAIT and CHDLC_SEND_NO_WAIT */
#define LINK_DISCONNECTED 0x21
#define NO_TX_BFRS_AVAIL 0x24
/* ----------------------------------------------------------------------------
* Constants for the SET_GLOBAL_CONFIGURATION/READ_GLOBAL_CONFIGURATION commands
* --------------------------------------------------------------------------*/
/* the global configuration structure */
typedef struct {
unsigned short adapter_config_options PACKED; /* adapter config options */
unsigned short app_IRQ_timeout PACKED; /* application IRQ timeout */
unsigned long adapter_operating_frequency PACKED; /* adapter operating frequency */
} GLOBAL_CONFIGURATION_STRUCT;
/* settings for the 'app_IRQ_timeout' */
#define MAX_APP_IRQ_TIMEOUT_VALUE 5000 /* the maximum permitted IRQ timeout */
/* ----------------------------------------------------------------------------
* Constants for the READ_GLOBAL_STATISTICS command
* --------------------------------------------------------------------------*/
/* the global statistics structure */
typedef struct {
unsigned short app_IRQ_timeout_count PACKED;
} GLOBAL_STATS_STRUCT;
/* ----------------------------------------------------------------------------
* Constants for the READ_COMMS_ERROR_STATS command
* --------------------------------------------------------------------------*/
/* the communications error statistics structure */
typedef struct {
unsigned short Rx_overrun_err_count PACKED;
unsigned short CRC_err_count PACKED; /* receiver CRC error count */
unsigned short Rx_abort_count PACKED; /* abort frames recvd count */
unsigned short Rx_dis_pri_bfrs_full_count PACKED;/* receiver disabled */
unsigned short comms_err_stat_reserved_1 PACKED;/* reserved for later */
unsigned short sec_Tx_abort_msd_Tx_int_count PACKED; /* secondary - abort frames transmitted count (missed Tx interrupt) */
unsigned short missed_Tx_und_int_count PACKED; /* missed tx underrun interrupt count */
unsigned short sec_Tx_abort_count PACKED; /*secondary-abort frames tx count */
unsigned short DCD_state_change_count PACKED; /* DCD state change */
unsigned short CTS_state_change_count PACKED; /* CTS state change */
} COMMS_ERROR_STATS_STRUCT;
/* ----------------------------------------------------------------------------
* Constants used for line tracing
* --------------------------------------------------------------------------*/
/* the trace configuration structure (SET_TRACE_CONFIGURATION/READ_TRACE_CONFIGURATION commands) */
typedef struct {
unsigned char trace_config PACKED; /* trace configuration */
unsigned short trace_deactivation_timer PACKED; /* trace deactivation timer */
unsigned long ptr_trace_stat_el_cfg_struct PACKED; /* a pointer to the line trace element configuration structure */
} LINE_TRACE_CONFIG_STRUCT;
/* 'trace_config' bit settings */
#define TRACE_INACTIVE 0x00 /* trace is inactive */
#define TRACE_ACTIVE 0x01 /* trace is active */
#define TRACE_DELAY_MODE 0x04 /* operate the trace in delay mode */
#define TRACE_DATA_FRAMES 0x08 /* trace Data frames */
#define TRACE_SLARP_FRAMES 0x10 /* trace SLARP frames */
#define TRACE_CDP_FRAMES 0x20 /* trace CDP frames */
/* the line trace status element configuration structure */
typedef struct {
unsigned short number_trace_status_elements PACKED; /* number of line trace elements */
unsigned long base_addr_trace_status_elements PACKED; /* base address of the trace element list */
unsigned long next_trace_element_to_use PACKED; /* pointer to the next trace element to be used */
unsigned long base_addr_trace_buffer PACKED; /* base address of the trace data buffer */
unsigned long end_addr_trace_buffer PACKED; /* end address of the trace data buffer */
} TRACE_STATUS_EL_CFG_STRUCT;
/* the line trace status element structure */
typedef struct {
unsigned char opp_flag PACKED; /* opp flag */
unsigned short trace_length PACKED; /* trace length */
unsigned char trace_type PACKED; /* trace type */
unsigned short trace_time_stamp PACKED; /* time stamp */
unsigned short trace_reserved_1 PACKED; /* reserved for later use */
unsigned long trace_reserved_2 PACKED; /* reserved for later use */
unsigned long ptr_data_bfr PACKED; /* ptr to the trace data buffer */
} TRACE_STATUS_ELEMENT_STRUCT;
/* "trace_type" bit settings */
#define TRACE_INCOMING 0x00
#define TRACE_OUTGOINGING 0x01
#define TRACE_INCOMING_ABORTED 0x10
#define TRACE_INCOMING_CRC_ERROR 0x20
#define TRACE_INCOMING_OVERRUN_ERROR 0x40
/* the line trace statistics structure */
typedef struct {
unsigned long frames_traced_count PACKED; /* number of frames traced */
unsigned long trc_frms_not_recorded_count PACKED; /* number of trace frames discarded */
} LINE_TRACE_STATS_STRUCT;
/* ----------------------------------------------------------------------------
* Constants for the FT1_MONITOR_STATUS_CTRL command
* --------------------------------------------------------------------------*/
#define DISABLE_FT1_STATUS_STATISTICS 0x00 /* disable the FT1 status and statistics monitoring */
#define ENABLE_READ_FT1_STATUS 0x01 /* read the FT1 operational status */
#define ENABLE_READ_FT1_OP_STATS 0x02 /* read the FT1 operational statistics */
#define FLUSH_FT1_OP_STATS 0x04 /* flush the FT1 operational statistics */
/* ----------------------------------------------------------------------------
* Constants for the SET_CHDLC_CONFIGURATION command
* --------------------------------------------------------------------------*/
/* the CHDLC configuration structure */
typedef struct {
unsigned long baud_rate PACKED; /* the baud rate */
unsigned short line_config_options PACKED; /* line configuration options */
unsigned short modem_config_options PACKED; /* modem configration options */
unsigned short modem_status_timer PACKED; /* timer for monitoring modem status changes */
unsigned short CHDLC_API_options PACKED; /* CHDLC API options */
unsigned short CHDLC_protocol_options PACKED; /* CHDLC protocol options */
unsigned short percent_data_buffer_for_Tx PACKED; /* percentage data buffering used for Tx */
unsigned short CHDLC_statistics_options PACKED; /* CHDLC operational statistics options */
unsigned short max_CHDLC_data_field_length PACKED; /* the maximum length of the CHDLC Data field */
unsigned short transmit_keepalive_timer PACKED; /* the transmit keepalive timer */
unsigned short receive_keepalive_timer PACKED; /* the receive keepalive timer */
unsigned short keepalive_error_tolerance PACKED; /* the receive keepalive error tolerance */
unsigned short SLARP_request_timer PACKED; /* the SLARP request timer */
unsigned long IP_address PACKED; /* the IP address */
unsigned long IP_netmask PACKED; /* the IP netmask */
unsigned long ptr_shared_mem_info_struct PACKED; /* a pointer to the shared memory area information structure */
unsigned long ptr_CHDLC_Tx_stat_el_cfg_struct PACKED; /* a pointer to the transmit status element configuration structure */
unsigned long ptr_CHDLC_Rx_stat_el_cfg_struct PACKED; /* a pointer to the receive status element configuration structure */
} CHDLC_CONFIGURATION_STRUCT;
/* settings for the 'line_config_options' */
#define INTERFACE_LEVEL_V35 0x0000 /* V.35 interface level */
#define INTERFACE_LEVEL_RS232 0x0001 /* RS-232 interface level */
/* settings for the 'modem_config_options' */
#define DONT_RAISE_DTR_RTS_ON_EN_COMMS 0x0001
/* don't automatically raise DTR and RTS when performing an
ENABLE_CHDLC_COMMUNICATIONS command */
#define DONT_REPORT_CHG_IN_MODEM_STAT 0x0002
/* don't report changes in modem status to the application */
/* bit settings for the 'CHDLC_protocol_options' byte */
#define IGNORE_DCD_FOR_LINK_STAT 0x0001
/* ignore DCD in determining the CHDLC link status */
#define IGNORE_CTS_FOR_LINK_STAT 0x0002
/* ignore CTS in determining the CHDLC link status */
#define IGNORE_KPALV_FOR_LINK_STAT 0x0004
/* ignore keepalive frames in determining the CHDLC link status */
#define SINGLE_TX_BUFFER 0x4000
/* configure a single transmit buffer */
#define HDLC_STREAMING_MODE 0x8000
/* settings for the 'CHDLC_statistics_options' */
#define CHDLC_TX_DATA_BYTE_COUNT_STAT 0x0001
/* record the number of Data bytes transmitted */
#define CHDLC_RX_DATA_BYTE_COUNT_STAT 0x0002
/* record the number of Data bytes received */
#define CHDLC_TX_THROUGHPUT_STAT 0x0004
/* compute the Data frame transmit throughput */
#define CHDLC_RX_THROUGHPUT_STAT 0x0008
/* compute the Data frame receive throughput */
/* permitted minimum and maximum values for setting the CHDLC configuration */
#define PRI_MAX_BAUD_RATE_S508 2666666 /* PRIMARY - maximum baud rate (S508) */
#define SEC_MAX_BAUD_RATE_S508 258064 /* SECONDARY - maximum baud rate (S508) */
#define PRI_MAX_BAUD_RATE_S514 2750000 /* PRIMARY - maximum baud rate (S508) */
#define SEC_MAX_BAUD_RATE_S514 515625 /* SECONDARY - maximum baud rate (S508) */
#define MIN_MODEM_TIMER 0 /* minimum modem status timer */
#define MAX_MODEM_TIMER 5000 /* maximum modem status timer */
#define SEC_MAX_NO_DATA_BYTES_IN_FRAME 2048 /* SECONDARY - max length of the CHDLC data field */
#define MIN_Tx_KPALV_TIMER 0 /* minimum transmit keepalive timer */
#define MAX_Tx_KPALV_TIMER 60000 /* maximum transmit keepalive timer */
#define DEFAULT_Tx_KPALV_TIMER 10000 /* default transmit keepalive timer */
#define MIN_Rx_KPALV_TIMER 10 /* minimum receive keepalive timer */
#define MAX_Rx_KPALV_TIMER 60000 /* maximum receive keepalive timer */
#define DEFAULT_Rx_KPALV_TIMER 10000 /* default receive keepalive timer */
#define MIN_KPALV_ERR_TOL 1 /* min kpalv error tolerance count */
#define MAX_KPALV_ERR_TOL 20 /* max kpalv error tolerance count */
#define DEFAULT_KPALV_ERR_TOL 3 /* default value */
#define MIN_SLARP_REQ_TIMER 0 /* min transmit SLARP Request timer */
#define MAX_SLARP_REQ_TIMER 60000 /* max transmit SLARP Request timer */
#define DEFAULT_SLARP_REQ_TIMER 0 /* default value -- no SLARP */
/* ----------------------------------------------------------------------------
* Constants for the READ_CHDLC_LINK_STATUS command
* --------------------------------------------------------------------------*/
/* the CHDLC status structure */
typedef struct {
unsigned char CHDLC_link_status PACKED; /* CHDLC link status */
unsigned char no_Data_frms_for_app PACKED; /* number of Data frames available for the application */
unsigned char receiver_status PACKED; /* enabled/disabled */
unsigned char SLARP_state PACKED; /* internal SLARP state */
} CHDLC_LINK_STATUS_STRUCT;
/* settings for the 'CHDLC_link_status' variable */
#define CHDLC_LINK_INACTIVE 0x00 /* the CHDLC link is inactive */
#define CHDLC_LINK_ACTIVE 0x01 /* the CHDLC link is active */
/* ----------------------------------------------------------------------------
* Constants for the READ_CHDLC_OPERATIONAL_STATS command
* --------------------------------------------------------------------------*/
/* the CHDLC operational statistics structure */
typedef struct {
/* Data frame transmission statistics */
unsigned long Data_frames_Tx_count PACKED; /* # of frames transmitted */
unsigned long Data_bytes_Tx_count PACKED; /* # of bytes transmitted */
unsigned long Data_Tx_throughput PACKED; /* transmit throughput */
unsigned long no_ms_for_Data_Tx_thruput_comp PACKED; /* millisecond time used for the Tx throughput computation */
unsigned long Tx_Data_discard_lgth_err_count PACKED; /* number of Data frames discarded (length error) */
unsigned long reserved_Data_frm_Tx_stat1 PACKED; /* reserved for later */
unsigned long reserved_Data_frm_Tx_stat2 PACKED; /* reserved for later */
unsigned long reserved_Data_frm_Tx_stat3 PACKED; /* reserved for later */
/* Data frame reception statistics */
unsigned long Data_frames_Rx_count PACKED; /* number of frames received */
unsigned long Data_bytes_Rx_count PACKED; /* number of bytes received */
unsigned long Data_Rx_throughput PACKED; /* receive throughput */
unsigned long no_ms_for_Data_Rx_thruput_comp PACKED; /* millisecond time used for the Rx throughput computation */
unsigned long Rx_Data_discard_short_count PACKED; /* received Data frames discarded (too short) */
unsigned long Rx_Data_discard_long_count PACKED; /* received Data frames discarded (too long) */
unsigned long Rx_Data_discard_inactive_count PACKED; /* received Data frames discarded (link inactive) */
unsigned long reserved_Data_frm_Rx_stat1 PACKED; /* reserved for later */
/* SLARP frame transmission/reception statistics */
unsigned long CHDLC_SLARP_REQ_Tx_count PACKED; /* number of SLARP Request frames transmitted */
unsigned long CHDLC_SLARP_REQ_Rx_count PACKED; /* number of SLARP Request frames received */
unsigned long CHDLC_SLARP_REPLY_Tx_count PACKED; /* number of SLARP Reply frames transmitted */
unsigned long CHDLC_SLARP_REPLY_Rx_count PACKED; /* number of SLARP Reply frames received */
unsigned long CHDLC_SLARP_KPALV_Tx_count PACKED; /* number of SLARP keepalive frames transmitted */
unsigned long CHDLC_SLARP_KPALV_Rx_count PACKED; /* number of SLARP keepalive frames received */
unsigned long reserved_SLARP_stat1 PACKED; /* reserved for later */
unsigned long reserved_SLARP_stat2 PACKED; /* reserved for later */
/* CDP frame transmission/reception statistics */
unsigned long CHDLC_CDP_Tx_count PACKED; /* number of CDP frames transmitted */
unsigned long CHDLC_CDP_Rx_count PACKED; /* number of CDP frames received */
unsigned long reserved_CDP_stat1 PACKED; /* reserved for later */
unsigned long reserved_CDP_stat2 PACKED; /* reserved for later */
unsigned long reserved_CDP_stat3 PACKED; /* reserved for later */
unsigned long reserved_CDP_stat4 PACKED; /* reserved for later */
unsigned long reserved_CDP_stat5 PACKED; /* reserved for later */
unsigned long reserved_CDP_stat6 PACKED; /* reserved for later */
/* Incoming frames with a format error statistics */
unsigned short Rx_frm_incomp_CHDLC_hdr_count PACKED; /* frames received of with incomplete Cisco HDLC header */
unsigned short Rx_frms_too_long_count PACKED; /* frames received of excessive length count */
unsigned short Rx_invalid_CHDLC_addr_count PACKED; /* frames received with an invalid CHDLC address count */
unsigned short Rx_invalid_CHDLC_ctrl_count PACKED; /* frames received with an invalid CHDLC control field count */
unsigned short Rx_invalid_CHDLC_type_count PACKED; /* frames received of an invalid CHDLC frame type count */
unsigned short Rx_SLARP_invalid_code_count PACKED; /* SLARP frame received with an invalid packet code */
unsigned short Rx_SLARP_Reply_bad_IP_addr PACKED; /* SLARP Reply received - bad IP address */
unsigned short Rx_SLARP_Reply_bad_netmask PACKED; /* SLARP Reply received - bad netmask */
unsigned long reserved_frm_format_err1 PACKED; /* reserved for later */
unsigned long reserved_frm_format_err2 PACKED; /* reserved for later */
unsigned long reserved_frm_format_err3 PACKED; /* reserved for later */
unsigned long reserved_frm_format_err4 PACKED; /* reserved for later */
/* CHDLC timeout/retry statistics */
unsigned short SLARP_Rx_keepalive_TO_count PACKED; /* timeout count for incoming SLARP frames */
unsigned short SLARP_Request_TO_count PACKED; /* timeout count for SLARP Request frames */
unsigned long To_retry_reserved_stat1 PACKED; /* reserved for later */
unsigned long To_retry_reserved_stat2 PACKED; /* reserved for later */
unsigned long To_retry_reserved_stat3 PACKED; /* reserved for later */
/* CHDLC link active/inactive and loopback statistics */
unsigned short link_active_count PACKED; /* number of times that the link went active */
unsigned short link_inactive_modem_count PACKED; /* number of times that the link went inactive (modem failure) */
unsigned short link_inactive_keepalive_count PACKED; /* number of times that the link went inactive (keepalive failure) */
unsigned short link_looped_count PACKED; /* link looped count */
unsigned long link_status_reserved_stat1 PACKED; /* reserved for later use */
unsigned long link_status_reserved_stat2 PACKED; /* reserved for later use */
/* miscellaneous statistics */
unsigned long reserved_misc_stat1 PACKED; /* reserved for later */
unsigned long reserved_misc_stat2 PACKED; /* reserved for later */
unsigned long reserved_misc_stat3 PACKED; /* reserved for later */
unsigned long reserved_misc_stat4 PACKED; /* reserved for later */
} CHDLC_OPERATIONAL_STATS_STRUCT;
/* ----------------------------------------------------------------------------
* Constants for using application interrupts
* --------------------------------------------------------------------------*/
/* the structure used for the SET_CHDLC_INTERRUPT_TRIGGERS/READ_CHDLC_INTERRUPT_TRIGGERS command */
typedef struct {
unsigned char CHDLC_interrupt_triggers PACKED; /* CHDLC interrupt trigger configuration */
unsigned char IRQ PACKED; /* IRQ to be used */
unsigned short interrupt_timer PACKED; /* interrupt timer */
unsigned short misc_interrupt_bits PACKED; /* miscellaneous bits */
} CHDLC_INT_TRIGGERS_STRUCT;
/* 'CHDLC_interrupt_triggers' bit settings */
#define APP_INT_ON_RX_FRAME 0x01 /* interrupt on Data frame reception */
#define APP_INT_ON_TX_FRAME 0x02 /* interrupt when an Data frame may be transmitted */
#define APP_INT_ON_COMMAND_COMPLETE 0x04 /* interrupt when an interface command is complete */
#define APP_INT_ON_TIMER 0x08 /* interrupt on a defined millisecond timeout */
#define APP_INT_ON_GLOBAL_EXCEP_COND 0x10 /* interrupt on a global exception condition */
#define APP_INT_ON_CHDLC_EXCEP_COND 0x20 /* interrupt on an CHDLC exception condition */
#define APP_INT_ON_TRACE_DATA_AVAIL 0x80 /* interrupt when trace data is available */
/* interrupt types indicated at 'interrupt_type' byte of the INTERRUPT_INFORMATION_STRUCT */
#define NO_APP_INTS_PEND 0x00 /* no interrups are pending */
#define RX_APP_INT_PEND 0x01 /* a receive interrupt is pending */
#define TX_APP_INT_PEND 0x02 /* a transmit interrupt is pending */
#define COMMAND_COMPLETE_APP_INT_PEND 0x04 /* a 'command complete' interrupt is pending */
#define TIMER_APP_INT_PEND 0x08 /* a timer interrupt is pending */
#define GLOBAL_EXCEP_COND_APP_INT_PEND 0x10 /* a global exception condition interrupt is pending */
#define CHDLC_EXCEP_COND_APP_INT_PEND 0x20 /* an CHDLC exception condition interrupt is pending */
#define TRACE_DATA_AVAIL_APP_INT_PEND 0x80 /* a trace data available interrupt is pending */
/* modem status changes */
#define DCD_HIGH 0x08
#define CTS_HIGH 0x20
/* ----------------------------------------------------------------------------
* Constants for Data frame transmission
* --------------------------------------------------------------------------*/
/* the Data frame transmit status element configuration structure */
typedef struct {
unsigned short number_Tx_status_elements PACKED; /* number of transmit status elements */
unsigned long base_addr_Tx_status_elements PACKED; /* base address of the transmit element list */
unsigned long next_Tx_status_element_to_use PACKED; /* pointer to the next transmit element to be used */
} CHDLC_TX_STATUS_EL_CFG_STRUCT;
/* the Data frame transmit status element structure */
typedef struct {
unsigned char opp_flag PACKED; /* opp flag */
unsigned short frame_length PACKED; /* length of the frame to be transmitted */
unsigned char reserved_1 PACKED; /* reserved for internal use */
unsigned long reserved_2 PACKED; /* reserved for internal use */
unsigned long reserved_3 PACKED; /* reserved for internal use */
unsigned long ptr_data_bfr PACKED; /* pointer to the data area */
} CHDLC_DATA_TX_STATUS_EL_STRUCT;
/* ----------------------------------------------------------------------------
* Constants for Data frame reception
* --------------------------------------------------------------------------*/
/* the Data frame receive status element configuration structure */
typedef struct {
unsigned short number_Rx_status_elements PACKED; /* number of receive status elements */
unsigned long base_addr_Rx_status_elements PACKED; /* base address of the receive element list */
unsigned long next_Rx_status_element_to_use PACKED; /* pointer to the next receive element to be used */
unsigned long base_addr_Rx_buffer PACKED; /* base address of the receive data buffer */
unsigned long end_addr_Rx_buffer PACKED; /* end address of the receive data buffer */
} CHDLC_RX_STATUS_EL_CFG_STRUCT;
/* the Data frame receive status element structure */
typedef struct {
unsigned char opp_flag PACKED; /* opp flag */
unsigned short frame_length PACKED; /* length of the received frame */
unsigned char error_flag PACKED; /* frame errors (HDLC_STREAMING_MODE)*/
unsigned short time_stamp PACKED; /* receive time stamp (HDLC_STREAMING_MODE) */
unsigned long reserved_1 PACKED; /* reserved for internal use */
unsigned short reserved_2 PACKED; /* reserved for internal use */
unsigned long ptr_data_bfr PACKED; /* pointer to the data area */
} CHDLC_DATA_RX_STATUS_EL_STRUCT;
/* ----------------------------------------------------------------------------
* Constants defining the shared memory information area
* --------------------------------------------------------------------------*/
/* the global information structure */
typedef struct {
unsigned char global_status PACKED; /* global status */
unsigned char modem_status PACKED; /* current modem status */
unsigned char global_excep_conditions PACKED; /* global exception conditions */
unsigned char glob_info_reserved[5] PACKED; /* reserved */
unsigned char codename[4] PACKED; /* Firmware name */
unsigned char codeversion[4] PACKED; /* Firmware version */
} GLOBAL_INFORMATION_STRUCT;
/* the CHDLC information structure */
typedef struct {
unsigned char CHDLC_status PACKED; /* CHDLC status */
unsigned char CHDLC_excep_conditions PACKED; /* CHDLC exception conditions */
unsigned char CHDLC_info_reserved[14] PACKED; /* reserved */
} CHDLC_INFORMATION_STRUCT;
/* the interrupt information structure */
typedef struct {
unsigned char interrupt_type PACKED; /* type of interrupt triggered */
unsigned char interrupt_permission PACKED; /* interrupt permission mask */
unsigned char int_info_reserved[14] PACKED; /* reserved */
} INTERRUPT_INFORMATION_STRUCT;
/* the S508/FT1 information structure */
typedef struct {
unsigned char parallel_port_A_input PACKED; /* input - parallel port A */
unsigned char parallel_port_B_input PACKED; /* input - parallel port B */
unsigned char FT1_info_reserved[14] PACKED; /* reserved */
} FT1_INFORMATION_STRUCT;
/* the shared memory area information structure */
typedef struct {
GLOBAL_INFORMATION_STRUCT global_info_struct PACKED; /* the global information structure */
CHDLC_INFORMATION_STRUCT CHDLC_info_struct PACKED; /* the CHDLC information structure */
INTERRUPT_INFORMATION_STRUCT interrupt_info_struct PACKED; /* the interrupt information structure */
FT1_INFORMATION_STRUCT FT1_info_struct PACKED; /* the S508/FT1 information structure */
} SHARED_MEMORY_INFO_STRUCT;
/* ----------------------------------------------------------------------------
* UDP Management constants and structures
* --------------------------------------------------------------------------*/
/* 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; /* the user command */
unsigned short buffer_length PACKED; /* the data length */
unsigned char return_code PACKED; /* the return code */
unsigned char MB_reserved[NUMBER_MB_RESERVED_BYTES] PACKED; /* reserved for later */
} cblock_t;
/* UDP management packet layout (data area of ip packet) */
/*
typedef struct {
unsigned char signature[8] PACKED;
unsigned char request_reply PACKED;
unsigned char id PACKED;
unsigned char reserved[6] PACKED;
cblock_t cblock PACKED;
unsigned char num_frames PACKED;
unsigned char ismoredata PACKED;
unsigned char data[SIZEOF_MB_DATA_BFR] PACKED;
} udp_management_packet_t;
*/
typedef struct {
unsigned char num_frames PACKED;
unsigned char ismoredata PACKED;
} trace_info_t;
typedef struct {
ip_pkt_t ip_pkt PACKED;
udp_pkt_t udp_pkt PACKED;
wp_mgmt_t wp_mgmt PACKED;
cblock_t cblock PACKED;
trace_info_t trace_info PACKED;
unsigned char data[SIZEOF_MB_DATA_BFR] PACKED;
} chdlc_udp_pkt_t;
typedef struct ft1_exec_cmd{
unsigned char command PACKED; /* the user command */
unsigned short buffer_length PACKED; /* the data length */
unsigned char return_code PACKED; /* the return code */
unsigned char MB_reserved[NUMBER_MB_RESERVED_BYTES] PACKED;
} ft1_exec_cmd_t;
typedef struct {
unsigned char opp_flag PACKED;
ft1_exec_cmd_t cmd PACKED;
unsigned char data[SIZEOF_MB_DATA_BFR] PACKED;
} ft1_exec_t;
#define UDPMGMT_SIGNATURE "CTPIPEAB"
/* UDP/IP packet (for UDP management) layout */
/*
typedef struct {
unsigned char reserved[2] PACKED;
unsigned short ip_length PACKED;
unsigned char reserved2[4] PACKED;
unsigned char ip_ttl PACKED;
unsigned char ip_protocol PACKED;
unsigned short ip_checksum PACKED;
unsigned long ip_src_address PACKED;
unsigned long ip_dst_address PACKED;
unsigned short udp_src_port PACKED;
unsigned short udp_dst_port PACKED;
unsigned short udp_length PACKED;
unsigned short udp_checksum PACKED;
udp_management_packet_t um_packet PACKED;
} ip_packet_t;
*/
/* valid ip_protocol for UDP management */
#define UDPMGMT_UDP_PROTOCOL 0x11
typedef struct {
unsigned char status PACKED;
unsigned char data_avail PACKED;
unsigned short real_length PACKED;
unsigned short time_stamp PACKED;
unsigned char data[1] PACKED;
} trace_pkt_t;
typedef struct {
unsigned char error_flag 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;
/* ----------------------------------------------------------------------------
* Constants for the SET_FT1_CONFIGURATION/READ_FT1_CONFIGURATION command
* --------------------------------------------------------------------------*/
/* the FT1 configuration structure */
typedef struct {
unsigned short framing_mode;
unsigned short encoding_mode;
unsigned short line_build_out;
unsigned short channel_base;
unsigned short baud_rate_kbps; /* the baud rate (in kbps) */
unsigned short clock_mode;
} ft1_config_t;
/* settings for the 'framing_mode' */
#define ESF_FRAMING 0x00 /* ESF framing */
#define D4_FRAMING 0x01 /* D4 framing */
/* settings for the 'encoding_mode' */
#define B8ZS_ENCODING 0x00 /* B8ZS encoding */
#define AMI_ENCODING 0x01 /* AMI encoding */
/* settings for the 'line_build_out' */
#define LN_BLD_CSU_0dB_DSX1_0_to_133 0x00 /* set build out to CSU (0db) or DSX-1 (0-133ft) */
#define LN_BLD_DSX1_133_to_266 0x01 /* set build out DSX-1 (133-266ft) */
#define LN_BLD_DSX1_266_to_399 0x02 /* set build out DSX-1 (266-399ft) */
#define LN_BLD_DSX1_399_to_533 0x03 /* set build out DSX-1 (399-533ft) */
#define LN_BLD_DSX1_533_to_655 0x04 /* set build out DSX-1 (533-655ft) */
#define LN_BLD_CSU_NEG_7dB 0x05 /* set build out to CSU (-7.5db) */
#define LN_BLD_CSU_NEG_15dB 0x06 /* set build out to CSU (-15db) */
#define LN_BLD_CSU_NEG_22dB 0x07 /* set build out to CSU (-22.5db) */
/* settings for the 'channel_base' */
#define MIN_CHANNEL_BASE_VALUE 1 /* the minimum permitted channel base value */
#define MAX_CHANNEL_BASE_VALUE 24 /* the maximum permitted channel base value */
/* settings for the 'baud_rate_kbps' */
#define MIN_BAUD_RATE_KBPS 0 /* the minimum permitted baud rate (kbps) */
#define MAX_BAUD_RATE_KBPS 1536 /* the maximum permitted baud rate (kbps) */
#define BAUD_RATE_FT1_AUTO_CONFIG 0xFFFF /* the baud rate used to trigger an automatic FT1 configuration */
/* settings for the 'clock_mode' */
#define CLOCK_MODE_NORMAL 0x00 /* clock mode set to normal (slave) */
#define CLOCK_MODE_MASTER 0x01 /* clock mode set to master */
#define BAUD_RATE_FT1_AUTO_CONFIG 0xFFFF
#define AUTO_FT1_CONFIG_NOT_COMPLETE 0x08
#define AUTO_FT1_CFG_FAIL_OP_MODE 0x0C
#define AUTO_FT1_CFG_FAIL_INVALID_LINE 0x0D
#ifdef _MSC_
# pragma pack()
#endif
#endif /* _SDLA_CHDLC_H */
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