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/** Functions related to the SpaceWire interface.
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*
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* @file
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* @author P. LEROY
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*
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* A group of functions to handle SpaceWire transmissions:
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* - configuration of the SpaceWire link
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* - SpaceWire related interruption requests processing
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* - transmission of TeleMetry packets by a dedicated RTEMS task
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* - reception of TeleCommands by a dedicated RTEMS task
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*
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*/
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#include "fsw_spacewire.h"
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char *lstates[6] = {"Error-reset",
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"Error-wait",
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"Ready",
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"Started",
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"Connecting",
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"Run"
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};
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//***********
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// RTEMS TASK
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rtems_task spiq_task(rtems_task_argument unused)
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{
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/** This RTEMS task is awaken by an rtems_event sent by the interruption subroutine of the SpaceWire driver.
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*
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* @param unused is the starting argument of the RTEMS task
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*
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*/
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rtems_event_set event_out;
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rtems_status_code status;
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int linkStatus;
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BOOT_PRINTF("in SPIQ *** \n")
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while(true){
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rtems_event_receive(SPW_LINKERR_EVENT, RTEMS_WAIT, RTEMS_NO_TIMEOUT, &event_out); // wait for an SPW_LINKERR_EVENT
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// CHECK THE LINK
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ioctl(fdSPW, SPACEWIRE_IOCTRL_GET_LINK_STATUS, &linkStatus); // get the link status (1)
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if ( linkStatus != 5) {
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rtems_task_suspend( Task_id[ TASKID_RECV ] );
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rtems_task_suspend( Task_id[ TASKID_SEND ] );
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PRINTF1("in SPIQ *** linkStatus %d, wait...\n", linkStatus)
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rtems_task_wake_after( SY_LFR_DPU_CONNECT_TIMEOUT ); // wait SY_LFR_DPU_CONNECT_TIMEOUT 1000 ms
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}
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// RECHECK THE LINK AFTER SY_LFR_DPU_CONNECT_TIMEOUT
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ioctl(fdSPW, SPACEWIRE_IOCTRL_GET_LINK_STATUS, &linkStatus); // get the link status (2)
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if ( linkStatus != 5 ) // not in run state, reset the link
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{
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spacewire_compute_stats_offsets();
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status = spacewire_reset_link( );
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}
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else
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{ // in run state, restart the link
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status = spacewire_start_link( fdSPW ); // restart the link
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if ( status != RTEMS_SUCCESSFUL)
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{
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PRINTF1("in SPIQ *** ERR spacewire_start_link %d\n", status)
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}
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}
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if ( status == RTEMS_SUCCESSFUL ) // the link is in run state and has been started successfully
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{
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status = rtems_task_resume( Task_id[ TASKID_SEND ] );
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if ( status != RTEMS_SUCCESSFUL ) {
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PRINTF("in SPIQ *** ERR resuming SEND Task\n")
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}
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status = rtems_task_resume( Task_id[ TASKID_RECV ] );
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if ( status != RTEMS_SUCCESSFUL ) {
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PRINTF("in SPIQ *** ERR resuming RECV Task\n")
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}
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}
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else // if the link is not up after SY_LFR_DPU_CONNECT_ATTEMPT tries, go in STANDBY mode
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{
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status = enter_mode( LFR_MODE_STANDBY, NULL ); // enter the STANDBY mode
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if ( status != RTEMS_SUCCESSFUL ) {
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PRINTF1("in SPIQ *** ERR enter_mode *** code %d\n", status)
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}
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// wake the WTDG task
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status = rtems_event_send ( Task_id[TASKID_WTDG], RTEMS_EVENT_0 );
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rtems_task_suspend( RTEMS_SELF );
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}
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}
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}
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rtems_task recv_task( rtems_task_argument unused )
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{
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/** This RTEMS task is dedicated to the reception of incoming TeleCommands.
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*
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* @param unused is the starting argument of the RTEMS task
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*
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* The RECV task blocks on a call to the read system call, waiting for incoming SpaceWire data. When unblocked:
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* 1. It reads the incoming data.
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* 2. Launches the acceptance procedure.
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* 3. If the Telecommand is valid, sends it to a dedicated RTEMS message queue.
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*
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*/
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int len;
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ccsdsTelecommandPacket_t currentTC;
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unsigned char computed_CRC[ 2 ];
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unsigned char currentTC_LEN_RCV[ 2 ];
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unsigned int currentTC_LEN_RCV_AsUnsignedInt;
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unsigned int parserCode;
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rtems_status_code status;
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rtems_id queue_recv_id;
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rtems_id queue_send_id;
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initLookUpTableForCRC(); // the table is used to compute Cyclic Redundancy Codes
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status = rtems_message_queue_ident( misc_name[QUEUE_RECV], 0, &queue_recv_id );
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if (status != RTEMS_SUCCESSFUL)
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{
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PRINTF1("in RECV *** ERR getting QUEUE_RECV id, %d\n", status)
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}
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status = rtems_message_queue_ident( misc_name[QUEUE_SEND], 0, &queue_send_id );
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if (status != RTEMS_SUCCESSFUL)
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{
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PRINTF1("in RECV *** ERR getting QUEUE_SEND id, %d\n", status)
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}
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BOOT_PRINTF("in RECV *** \n")
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while(1)
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{
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len = read( fdSPW, (char*) ¤tTC, CCSDS_TC_PKT_MAX_SIZE ); // the call to read is blocking
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if (len == -1){ // error during the read call
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PRINTF1("in RECV *** last read call returned -1, ERRNO %d\n", errno)
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}
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else {
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if ( (len+1) < CCSDS_TC_PKT_MIN_SIZE ) {
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PRINTF("in RECV *** packet lenght too short\n")
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}
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else {
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currentTC_LEN_RCV_AsUnsignedInt = (unsigned int) (len - CCSDS_TC_TM_PACKET_OFFSET - 3); // => -3 is for Prot ID, Reserved and User App bytes
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currentTC_LEN_RCV[ 0 ] = (unsigned char) (currentTC_LEN_RCV_AsUnsignedInt >> 8);
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currentTC_LEN_RCV[ 1 ] = (unsigned char) (currentTC_LEN_RCV_AsUnsignedInt );
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// CHECK THE TC
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parserCode = tc_parser( ¤tTC, currentTC_LEN_RCV_AsUnsignedInt, computed_CRC ) ;
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if ( (parserCode == ILLEGAL_APID) || (parserCode == WRONG_LEN_PACKET) || (parserCode == INCOR_CHECKSUM)
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| (parserCode == ILL_TYPE) || (parserCode == ILL_SUBTYPE) || (parserCode == WRONG_APP_DATA) )
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{ // send TM_LFR_TC_EXE_CORRUPTED
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send_tm_lfr_tc_exe_corrupted( ¤tTC, queue_send_id, computed_CRC, currentTC_LEN_RCV );
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}
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else
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{ // send valid TC to the action launcher
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status = rtems_message_queue_send( queue_recv_id, ¤tTC,
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currentTC_LEN_RCV_AsUnsignedInt + CCSDS_TC_TM_PACKET_OFFSET + 3);
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}
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}
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}
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}
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}
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rtems_task send_task( rtems_task_argument argument)
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{
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/** This RTEMS task is dedicated to the transmission of TeleMetry packets.
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*
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* @param unused is the starting argument of the RTEMS task
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*
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* The SEND task waits for a message to become available in the dedicated RTEMS queue. When a message arrives:
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* - if the first byte is equal to CCSDS_DESTINATION_ID, the message is sent as is using the write system call.
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* - if the first byte is not equal to CCSDS_DESTINATION_ID, the message is handled as a spw_ioctl_pkt_send. After
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* analyzis, the packet is sent either using the write system call or using the ioctl call SPACEWIRE_IOCTRL_SEND, depending on the
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* data it contains.
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*
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*/
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rtems_status_code status; // RTEMS status code
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char incomingData[ACTION_MSG_PKTS_MAX_SIZE]; // incoming data buffer
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spw_ioctl_pkt_send *spw_ioctl_send;
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size_t size; // size of the incoming TC packet
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u_int32_t count;
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rtems_id queue_id;
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status = rtems_message_queue_ident( misc_name[QUEUE_SEND], 0, &queue_id );
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if (status != RTEMS_SUCCESSFUL)
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{
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PRINTF1("in SEND *** ERR getting queue id, %d\n", status)
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}
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BOOT_PRINTF("in SEND *** \n")
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while(1)
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{
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status = rtems_message_queue_receive( queue_id, incomingData, &size,
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RTEMS_WAIT, RTEMS_NO_TIMEOUT );
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if (status!=RTEMS_SUCCESSFUL)
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{
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PRINTF1("in SEND *** (1) ERR = %d\n", status)
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}
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else
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{
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if ( incomingData[0] == CCSDS_DESTINATION_ID) // the incoming message is a ccsds packet
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{
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status = write( fdSPW, incomingData, size );
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if (status == -1){
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PRINTF2("in SEND *** (2.a) ERR = %d, size = %d\n", status, size)
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}
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}
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else // the incoming message is a spw_ioctl_pkt_send structure
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{
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spw_ioctl_send = (spw_ioctl_pkt_send*) incomingData;
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if (spw_ioctl_send->hlen == 0)
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{
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status = write( fdSPW, spw_ioctl_send->data, spw_ioctl_send->dlen );
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if (status == -1){
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PRINTF2("in SEND *** (2.b) ERR = %d, dlen = %d\n", status, spw_ioctl_send->dlen)
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}
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}
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else
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{
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status = ioctl( fdSPW, SPACEWIRE_IOCTRL_SEND, spw_ioctl_send );
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if (status == -1){
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PRINTF2("in SEND *** (2.c) ERR = %d, dlen = %d\n", status, spw_ioctl_send->dlen)
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PRINTF1(" hlen = %d\n", spw_ioctl_send->hlen)
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}
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}
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}
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}
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status = rtems_message_queue_get_number_pending( queue_id, &count );
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if (status != RTEMS_SUCCESSFUL)
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{
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PRINTF1("in SEND *** (3) ERR = %d\n", status)
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}
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else
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{
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if (count > maxCount)
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{
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maxCount = count;
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}
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}
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}
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}
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rtems_task wtdg_task( rtems_task_argument argument )
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{
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rtems_event_set event_out;
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rtems_status_code status;
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int linkStatus;
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BOOT_PRINTF("in WTDG ***\n")
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while(1){
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// wait for an RTEMS_EVENT
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rtems_event_receive( RTEMS_EVENT_0,
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RTEMS_WAIT | RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, &event_out);
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PRINTF("in WTDG *** wait for the link\n")
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ioctl(fdSPW, SPACEWIRE_IOCTRL_GET_LINK_STATUS, &linkStatus); // get the link status
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while( linkStatus != 5) // wait for the link
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{
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rtems_task_wake_after( 10 );
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ioctl(fdSPW, SPACEWIRE_IOCTRL_GET_LINK_STATUS, &linkStatus); // get the link status
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}
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// if START is not called, subsequent call to read and write will fail
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status = ioctl( fdSPW, SPACEWIRE_IOCTRL_START, -1); // returns successfuly if the link is in run state
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if ( status == RTEMS_SUCCESSFUL )
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{
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PRINTF("in WTDG *** link started\n")
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}
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else
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{
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PRINTF1("in WTDG *** ERR start, code %d\n", status)
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}
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rtems_task_restart( Task_id[TASKID_SPIQ], 1 );
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rtems_task_resume( Task_id[TASKID_RECV] );
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rtems_task_resume( Task_id[TASKID_SEND] );
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}
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}
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//****************
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// OTHER FUNCTIONS
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int spacewire_open_link( void )
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{
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/** This function opens the SpaceWire link.
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*
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* @return a valid file descriptor in case of success, -1 in case of a failure
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*
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*/
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rtems_status_code status;
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close( fdSPW ); // close the device if it is already open
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fdSPW = open(GRSPW_DEVICE_NAME, O_RDWR); // open the device. the open call resets the hardware
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if ( fdSPW < 0 ) {
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PRINTF1("ERR *** in configure_spw_link *** error opening "GRSPW_DEVICE_NAME" with ERR %d\n", errno)
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}
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else
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{
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status = RTEMS_SUCCESSFUL;
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}
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return status;
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}
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int spacewire_start_link( int fd )
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{
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rtems_status_code status;
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status = ioctl( fdSPW, SPACEWIRE_IOCTRL_START, -1); // returns successfuly if the link is in run state
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// -1 default hardcoded driver timeout
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return status;
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}
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int spacewire_configure_link( int fd )
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{
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/** This function configures the SpaceWire link.
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*
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* @return GR-RTEMS-DRIVER directive status codes:
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* - 22 EINVAL - Null pointer or an out of range value was given as the argument.
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* - 16 EBUSY - Only used for SEND. Returned when no descriptors are avialble in non-blocking mode.
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* - 88 ENOSYS - Returned for SET_DESTKEY if RMAP command handler is not available or if a non-implemented call is used.
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* - 116 ETIMEDOUT - REturned for SET_PACKET_SIZE and START if the link could not be brought up.
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* - 12 ENOMEM - Returned for SET_PACKETSIZE if it was unable to allocate the new buffers.
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* - 5 EIO - Error when writing to grswp hardware registers.
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* - 2 ENOENT - No such file or directory
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*/
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rtems_status_code status;
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spacewire_set_NP(1, REGS_ADDR_GRSPW); // [N]o [P]ort force
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spacewire_set_RE(1, REGS_ADDR_GRSPW); // [R]MAP [E]nable, the dedicated call seems to break the no port force configuration
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status = ioctl(fd, SPACEWIRE_IOCTRL_SET_RXBLOCK, 1); // sets the blocking mode for reception
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if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_RXBLOCK\n")
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//
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status = ioctl(fd, SPACEWIRE_IOCTRL_SET_EVENT_ID, Task_id[TASKID_SPIQ]); // sets the task ID to which an event is sent when a
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if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_EVENT_ID\n") // link-error interrupt occurs
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//
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status = ioctl(fd, SPACEWIRE_IOCTRL_SET_DISABLE_ERR, 0); // automatic link-disabling due to link-error interrupts
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if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_DISABLE_ERR\n")
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//
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status = ioctl(fd, SPACEWIRE_IOCTRL_SET_LINK_ERR_IRQ, 1); // sets the link-error interrupt bit
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if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_LINK_ERR_IRQ\n")
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//
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status = ioctl(fd, SPACEWIRE_IOCTRL_SET_TXBLOCK, 0); // transmission blocks
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if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_TXBLOCK\n")
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//
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status = ioctl(fd, SPACEWIRE_IOCTRL_SET_TXBLOCK_ON_FULL, 0); // transmission blocks on full
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if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_TXBLOCK_ON_FULL\n")
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//
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status = ioctl(fd, SPACEWIRE_IOCTRL_SET_TCODE_CTRL, 0x0909); // [Time Rx : Time Tx : Link error : Tick-out IRQ]
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if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_TCODE_CTRL,\n")
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return status;
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}
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int spacewire_reset_link( void )
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{
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/** This function is executed by the SPIQ rtems_task wehn it has been awaken by an interruption raised by the SpaceWire driver.
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*
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* @return RTEMS directive status code:
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* - RTEMS_UNSATISFIED is returned is the link is not in the running state after 10 s.
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* - RTEMS_SUCCESSFUL is returned if the link is up before the timeout.
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*
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*/
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|
|
rtems_status_code status_spw;
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int i;
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|
|
for ( i=0; i<SY_LFR_DPU_CONNECT_ATTEMPT; i++ )
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|
|
{
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|
PRINTF1("in spacewire_reset_link *** link recovery, try %d\n", i);
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|
status_spw = spacewire_open_link(); // (1) open the link
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|
|
if ( status_spw != RTEMS_SUCCESSFUL )
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|
|
{
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|
|
PRINTF1("in spacewire_reset_link *** ERR spacewire_open_link code %d\n", status_spw)
|
|
|
}
|
|
|
|
|
|
if ( status_spw == RTEMS_SUCCESSFUL ) // (2) configure the link
|
|
|
{
|
|
|
status_spw = spacewire_configure_link( fdSPW );
|
|
|
if ( status_spw != RTEMS_SUCCESSFUL )
|
|
|
{
|
|
|
PRINTF1("in spacewire_reset_link *** ERR spacewire_configure_link code %d\n", status_spw)
|
|
|
}
|
|
|
}
|
|
|
|
|
|
if ( status_spw == RTEMS_SUCCESSFUL) // (3) start the link
|
|
|
{
|
|
|
status_spw = spacewire_start_link( fdSPW );
|
|
|
if ( status_spw != RTEMS_SUCCESSFUL )
|
|
|
{
|
|
|
PRINTF1("in spacewire_reset_link *** ERR spacewire_start_link code %d\n", status_spw)
|
|
|
}
|
|
|
}
|
|
|
|
|
|
if ( status_spw == RTEMS_SUCCESSFUL)
|
|
|
{
|
|
|
break;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
return status_spw;
|
|
|
}
|
|
|
|
|
|
void spacewire_set_NP( unsigned char val, unsigned int regAddr ) // [N]o [P]ort force
|
|
|
{
|
|
|
/** This function sets the [N]o [P]ort force bit of the GRSPW control register.
|
|
|
*
|
|
|
* @param val is the value, 0 or 1, used to set the value of the NP bit.
|
|
|
* @param regAddr is the address of the GRSPW control register.
|
|
|
*
|
|
|
* NP is the bit 20 of the GRSPW control register.
|
|
|
*
|
|
|
*/
|
|
|
|
|
|
unsigned int *spwptr = (unsigned int*) regAddr;
|
|
|
|
|
|
if (val == 1) {
|
|
|
*spwptr = *spwptr | 0x00100000; // [NP] set the No port force bit
|
|
|
}
|
|
|
if (val== 0) {
|
|
|
*spwptr = *spwptr & 0xffdfffff;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void spacewire_set_RE( unsigned char val, unsigned int regAddr ) // [R]MAP [E]nable
|
|
|
{
|
|
|
/** This function sets the [R]MAP [E]nable bit of the GRSPW control register.
|
|
|
*
|
|
|
* @param val is the value, 0 or 1, used to set the value of the RE bit.
|
|
|
* @param regAddr is the address of the GRSPW control register.
|
|
|
*
|
|
|
* RE is the bit 16 of the GRSPW control register.
|
|
|
*
|
|
|
*/
|
|
|
|
|
|
unsigned int *spwptr = (unsigned int*) regAddr;
|
|
|
|
|
|
if (val == 1)
|
|
|
{
|
|
|
*spwptr = *spwptr | 0x00010000; // [RE] set the RMAP Enable bit
|
|
|
}
|
|
|
if (val== 0)
|
|
|
{
|
|
|
*spwptr = *spwptr & 0xfffdffff;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void spacewire_compute_stats_offsets( void )
|
|
|
{
|
|
|
/** This function computes the SpaceWire statistics offsets in case of a SpaceWire related interruption raising.
|
|
|
*
|
|
|
* The offsets keep a record of the statistics in case of a reset of the statistics. They are added to the current statistics
|
|
|
* to keep the counters consistent even after a reset of the SpaceWire driver (the counter are set to zero by the driver when it
|
|
|
* during the open systel call).
|
|
|
*
|
|
|
*/
|
|
|
|
|
|
spw_stats spacewire_stats_grspw;
|
|
|
rtems_status_code status;
|
|
|
|
|
|
status = ioctl( fdSPW, SPACEWIRE_IOCTRL_GET_STATISTICS, &spacewire_stats_grspw );
|
|
|
|
|
|
spacewire_stats_backup.packets_received = spacewire_stats_grspw.packets_received
|
|
|
+ spacewire_stats.packets_received;
|
|
|
spacewire_stats_backup.packets_sent = spacewire_stats_grspw.packets_sent
|
|
|
+ spacewire_stats.packets_sent;
|
|
|
spacewire_stats_backup.parity_err = spacewire_stats_grspw.parity_err
|
|
|
+ spacewire_stats.parity_err;
|
|
|
spacewire_stats_backup.disconnect_err = spacewire_stats_grspw.disconnect_err
|
|
|
+ spacewire_stats.disconnect_err;
|
|
|
spacewire_stats_backup.escape_err = spacewire_stats_grspw.escape_err
|
|
|
+ spacewire_stats.escape_err;
|
|
|
spacewire_stats_backup.credit_err = spacewire_stats_grspw.credit_err
|
|
|
+ spacewire_stats.credit_err;
|
|
|
spacewire_stats_backup.write_sync_err = spacewire_stats_grspw.write_sync_err
|
|
|
+ spacewire_stats.write_sync_err;
|
|
|
spacewire_stats_backup.rx_rmap_header_crc_err = spacewire_stats_grspw.rx_rmap_header_crc_err
|
|
|
+ spacewire_stats.rx_rmap_header_crc_err;
|
|
|
spacewire_stats_backup.rx_rmap_data_crc_err = spacewire_stats_grspw.rx_rmap_data_crc_err
|
|
|
+ spacewire_stats.rx_rmap_data_crc_err;
|
|
|
spacewire_stats_backup.early_ep = spacewire_stats_grspw.early_ep
|
|
|
+ spacewire_stats.early_ep;
|
|
|
spacewire_stats_backup.invalid_address = spacewire_stats_grspw.invalid_address
|
|
|
+ spacewire_stats.invalid_address;
|
|
|
spacewire_stats_backup.rx_eep_err = spacewire_stats_grspw.rx_eep_err
|
|
|
+ spacewire_stats.rx_eep_err;
|
|
|
spacewire_stats_backup.rx_truncated = spacewire_stats_grspw.rx_truncated
|
|
|
+ spacewire_stats.rx_truncated;
|
|
|
}
|
|
|
|
|
|
void spacewire_update_statistics( void )
|
|
|
{
|
|
|
rtems_status_code status;
|
|
|
spw_stats spacewire_stats_grspw;
|
|
|
|
|
|
status = ioctl( fdSPW, SPACEWIRE_IOCTRL_GET_STATISTICS, &spacewire_stats_grspw );
|
|
|
|
|
|
spacewire_stats.packets_received = spacewire_stats_backup.packets_received
|
|
|
+ spacewire_stats_grspw.packets_received;
|
|
|
spacewire_stats.packets_sent = spacewire_stats_backup.packets_sent
|
|
|
+ spacewire_stats_grspw.packets_sent;
|
|
|
spacewire_stats.parity_err = spacewire_stats_backup.parity_err
|
|
|
+ spacewire_stats_grspw.parity_err;
|
|
|
spacewire_stats.disconnect_err = spacewire_stats_backup.disconnect_err
|
|
|
+ spacewire_stats_grspw.disconnect_err;
|
|
|
spacewire_stats.escape_err = spacewire_stats_backup.escape_err
|
|
|
+ spacewire_stats_grspw.escape_err;
|
|
|
spacewire_stats.credit_err = spacewire_stats_backup.credit_err
|
|
|
+ spacewire_stats_grspw.credit_err;
|
|
|
spacewire_stats.write_sync_err = spacewire_stats_backup.write_sync_err
|
|
|
+ spacewire_stats_grspw.write_sync_err;
|
|
|
spacewire_stats.rx_rmap_header_crc_err = spacewire_stats_backup.rx_rmap_header_crc_err
|
|
|
+ spacewire_stats_grspw.rx_rmap_header_crc_err;
|
|
|
spacewire_stats.rx_rmap_data_crc_err = spacewire_stats_backup.rx_rmap_data_crc_err
|
|
|
+ spacewire_stats_grspw.rx_rmap_data_crc_err;
|
|
|
spacewire_stats.early_ep = spacewire_stats_backup.early_ep
|
|
|
+ spacewire_stats_grspw.early_ep;
|
|
|
spacewire_stats.invalid_address = spacewire_stats_backup.invalid_address
|
|
|
+ spacewire_stats_grspw.invalid_address;
|
|
|
spacewire_stats.rx_eep_err = spacewire_stats_backup.rx_eep_err
|
|
|
+ spacewire_stats_grspw.rx_eep_err;
|
|
|
spacewire_stats.rx_truncated = spacewire_stats_backup.rx_truncated
|
|
|
+ spacewire_stats_grspw.rx_truncated;
|
|
|
//spacewire_stats.tx_link_err;
|
|
|
|
|
|
//****************************
|
|
|
// DPU_SPACEWIRE_IF_STATISTICS
|
|
|
housekeeping_packet.hk_lfr_dpu_spw_pkt_rcv_cnt[0] = (unsigned char) (spacewire_stats.packets_received >> 8);
|
|
|
housekeeping_packet.hk_lfr_dpu_spw_pkt_rcv_cnt[1] = (unsigned char) (spacewire_stats.packets_received);
|
|
|
housekeeping_packet.hk_lfr_dpu_spw_pkt_sent_cnt[0] = (unsigned char) (spacewire_stats.packets_sent >> 8);
|
|
|
housekeeping_packet.hk_lfr_dpu_spw_pkt_sent_cnt[1] = (unsigned char) (spacewire_stats.packets_sent);
|
|
|
//housekeeping_packet.hk_lfr_dpu_spw_tick_out_cnt;
|
|
|
//housekeeping_packet.hk_lfr_dpu_spw_last_timc;
|
|
|
|
|
|
//******************************************
|
|
|
// ERROR COUNTERS / SPACEWIRE / LOW SEVERITY
|
|
|
housekeeping_packet.hk_lfr_dpu_spw_parity = (unsigned char) spacewire_stats.parity_err;
|
|
|
housekeeping_packet.hk_lfr_dpu_spw_disconnect = (unsigned char) spacewire_stats.disconnect_err;
|
|
|
housekeeping_packet.hk_lfr_dpu_spw_escape = (unsigned char) spacewire_stats.escape_err;
|
|
|
housekeeping_packet.hk_lfr_dpu_spw_credit = (unsigned char) spacewire_stats.credit_err;
|
|
|
housekeeping_packet.hk_lfr_dpu_spw_write_sync = (unsigned char) spacewire_stats.write_sync_err;
|
|
|
// housekeeping_packet.hk_lfr_dpu_spw_rx_ahb;
|
|
|
// housekeeping_packet.hk_lfr_dpu_spw_tx_ahb;
|
|
|
housekeeping_packet.hk_lfr_dpu_spw_header_crc = (unsigned char) spacewire_stats.rx_rmap_header_crc_err;
|
|
|
housekeeping_packet.hk_lfr_dpu_spw_data_crc = (unsigned char) spacewire_stats.rx_rmap_data_crc_err;
|
|
|
|
|
|
//*********************************************
|
|
|
// ERROR COUNTERS / SPACEWIRE / MEDIUM SEVERITY
|
|
|
housekeeping_packet.hk_lfr_dpu_spw_early_eop = (unsigned char) spacewire_stats.early_ep;
|
|
|
housekeeping_packet.hk_lfr_dpu_spw_invalid_addr = (unsigned char) spacewire_stats.invalid_address;
|
|
|
housekeeping_packet.hk_lfr_dpu_spw_eep = (unsigned char) spacewire_stats.rx_eep_err;
|
|
|
housekeeping_packet.hk_lfr_dpu_spw_rx_too_big = (unsigned char) spacewire_stats.rx_truncated;
|
|
|
|
|
|
}
|
|
|
|
|
|
void timecode_irq_handler( void *pDev, void *regs, int minor, unsigned int tc )
|
|
|
{
|
|
|
//if (rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_1 ) != RTEMS_SUCCESSFUL) {
|
|
|
// printf("In timecode_irq_handler *** Error sending event to DUMB\n");
|
|
|
//}
|
|
|
}
|
|
|
|
|
|
rtems_timer_service_routine user_routine( rtems_id timer_id, void *user_data )
|
|
|
{
|
|
|
int linkStatus;
|
|
|
rtems_status_code status;
|
|
|
|
|
|
ioctl(fdSPW, SPACEWIRE_IOCTRL_GET_LINK_STATUS, &linkStatus); // get the link status
|
|
|
|
|
|
if ( linkStatus == 5) {
|
|
|
PRINTF("in spacewire_reset_link *** link is running\n")
|
|
|
status = RTEMS_SUCCESSFUL;
|
|
|
}
|
|
|
}
|
|
|
|
