tc_handler.c
1284 lines
| 40.6 KiB
| text/x-c
|
CLexer
/ src / tc_handler.c
paul
|
r40 | /** Functions and tasks related to TeleCommand handling. | ||
* | ||||
* @file | ||||
* @author P. LEROY | ||||
* | ||||
* A group of functions to handle TeleCommands:\n | ||||
* action launching\n | ||||
* TC parsing\n | ||||
* ... | ||||
* | ||||
*/ | ||||
#include "tc_handler.h" | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | |||
paul
|
r30 | char *DumbMessages[6] = {"in DUMB *** default", // RTEMS_EVENT_0 | ||
paul@pc-solar1.lab-lpp.local
|
r23 | "in DUMB *** timecode_irq_handler", // RTEMS_EVENT_1 | ||
"in DUMB *** waveforms_isr", // RTEMS_EVENT_2 | ||||
"in DUMB *** in SMIQ *** Error sending event to AVF0", // RTEMS_EVENT_3 | ||||
paul
|
r30 | "in DUMB *** spectral_matrices_isr *** Error sending event to SMIQ", // RTEMS_EVENT_4 | ||
"in DUMB *** waveforms_simulator_isr" // RTEMS_EVENT_5 | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | }; | ||
unsigned char currentTC_LEN_RCV[2]; // SHALL be equal to the current TC packet estimated packet length field | ||||
unsigned int currentTC_LEN_RCV_AsUnsignedInt; | ||||
unsigned int currentTM_length; | ||||
unsigned char currentTC_processedFlag; | ||||
unsigned int lookUpTableForCRC[256]; | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | |||
paul@pc-solar1.lab-lpp.local
|
r7 | //********************** | ||
// GENERAL USE FUNCTIONS | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | unsigned int Crc_opt( unsigned char D, unsigned int Chk) | ||
{ | ||||
paul
|
r40 | /** This function generate the CRC for one byte and returns the value of the new syndrome. | ||
* | ||||
* @param D is the current byte of data. | ||||
* @param Chk is the current syndrom value. | ||||
* @return the value of the new syndrome on two bytes. | ||||
* | ||||
*/ | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | return(((Chk << 8) & 0xff00)^lookUpTableForCRC [(((Chk >> 8)^D) & 0x00ff)]); | ||
} | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | void initLookUpTableForCRC( void ) | ||
paul@pc-solar1.lab-lpp.local
|
r5 | { | ||
paul
|
r40 | /** This function is used to initiates the look-up table for fast CRC computation. | ||
* | ||||
* The global table lookUpTableForCRC[256] is initiated. | ||||
* | ||||
*/ | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | unsigned int i; | ||
unsigned int tmp; | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | for (i=0; i<256; i++) | ||
{ | ||||
tmp = 0; | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | if((i & 1) != 0) { | ||
tmp = tmp ^ 0x1021; | ||||
} | ||||
if((i & 2) != 0) { | ||||
tmp = tmp ^ 0x2042; | ||||
} | ||||
if((i & 4) != 0) { | ||||
tmp = tmp ^ 0x4084; | ||||
} | ||||
if((i & 8) != 0) { | ||||
tmp = tmp ^ 0x8108; | ||||
} | ||||
if((i & 16) != 0) { | ||||
tmp = tmp ^ 0x1231; | ||||
} | ||||
if((i & 32) != 0) { | ||||
tmp = tmp ^ 0x2462; | ||||
} | ||||
if((i & 64) != 0) { | ||||
tmp = tmp ^ 0x48c4; | ||||
} | ||||
if((i & 128) != 0) { | ||||
tmp = tmp ^ 0x9188; | ||||
} | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | lookUpTableForCRC[i] = tmp; | ||
} | ||||
} | ||||
void GetCRCAsTwoBytes(unsigned char* data, unsigned char* crcAsTwoBytes, unsigned int sizeOfData) | ||||
{ | ||||
paul
|
r40 | /** This function calculates a two bytes Cyclic Redundancy Code. | ||
* | ||||
* @param data points to a buffer containing the data on which to compute the CRC. | ||||
* @param crcAsTwoBytes points points to a two bytes buffer in which the CRC is stored. | ||||
* @param sizeOfData is the number of bytes of *data* used to compute the CRC. | ||||
* | ||||
* The specification of the Cyclic Redundancy Code is described in the following document: ECSS-E-70-41-A. | ||||
* | ||||
*/ | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | unsigned int Chk; | ||
int j; | ||||
Chk = 0xffff; // reset the syndrom to all ones | ||||
for (j=0; j<sizeOfData; j++) { | ||||
Chk = Crc_opt(data[j], Chk); | ||||
} | ||||
crcAsTwoBytes[0] = (unsigned char) (Chk >> 8); | ||||
crcAsTwoBytes[1] = (unsigned char) (Chk & 0x00ff); | ||||
} | ||||
paul
|
r33 | void updateLFRCurrentMode() | ||
{ | ||||
paul
|
r40 | /** This function updates the value of the global variable lfrCurrentMode. | ||
* | ||||
* lfrCurrentMode is a parameter used by several functions to know in which mode LFR is running. | ||||
* | ||||
*/ | ||||
// update the local value of lfrCurrentMode with the value contained in the housekeeping_packet structure | ||||
paul
|
r33 | lfrCurrentMode = (housekeeping_packet.lfr_status_word[0] & 0xf0) >> 4; | ||
} | ||||
paul@pc-solar1.lab-lpp.local
|
r7 | //********************* | ||
// ACCEPTANCE FUNCTIONS | ||||
paul
|
r40 | int tc_acceptance(ccsdsTelecommandPacket_t *TC, unsigned int tc_len_recv, rtems_id queue_queu_id, rtems_id queue_pkts_id) | ||
paul@pc-solar1.lab-lpp.local
|
r5 | { | ||
paul
|
r40 | /** This function executes the TeleCommand acceptance steps. | ||
* | ||||
* @param TC points to the TeleCommand packet which is under investigation. | ||||
* @param tc_len_recv contains the length of the packet that has been received. | ||||
* @param queue_queu_id is the id of the rtems queue in which messages are written if the acceptance is not successful | ||||
* @param queue_pkts_id is the id of the rtems queue in which messages are written if the acceptance is successful | ||||
* @return status code | ||||
* | ||||
* The acceptance steps can result in two different actions. | ||||
* 1. If the acceptance is successful, the TC is sent in the receiving queue for processing. | ||||
* 2. If the acceptance fails, a TM packet is transmitted to report the error. | ||||
* | ||||
*/ | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | int ret = 0; | ||
paul@pc-solar1.lab-lpp.local
|
r9 | rtems_status_code status; | ||
paul
|
r33 | unsigned int parserCode = 0; | ||
paul@pc-solar1.lab-lpp.local
|
r5 | unsigned char computed_CRC[2]; | ||
paul@pc-solar1.lab-lpp.local
|
r9 | GetCRCAsTwoBytes( (unsigned char*) TC->packetID, computed_CRC, tc_len_recv + 5 ); | ||
paul
|
r40 | parserCode = tc_parser( TC, tc_len_recv ) ; | ||
paul
|
r33 | if ( (parserCode == ILLEGAL_APID) | (parserCode == WRONG_LEN_PACKET) | (parserCode == INCOR_CHECKSUM) | ||
| (parserCode == ILL_TYPE) | (parserCode == ILL_SUBTYPE) | (parserCode == WRONG_APP_DATA) ) | ||||
paul
|
r40 | { // send TM_LFR_TC_EXE_CORRUPTED | ||
send_tm_lfr_tc_exe_corrupted( TC, queue_queu_id, computed_CRC, currentTC_LEN_RCV ); | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | } | ||
admin@pc-p-leroy3.LAB-LPP.LOCAL
|
r10 | else { // send valid TC to the action launcher | ||
paul
|
r39 | status = rtems_message_queue_send( queue_queu_id, TC, tc_len_recv + CCSDS_TC_TM_PACKET_OFFSET + 3); | ||
ret = LFR_SUCCESSFUL; | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | } | ||
paul@pc-solar1.lab-lpp.local
|
r18 | return ret; | ||
paul@pc-solar1.lab-lpp.local
|
r5 | } | ||
paul
|
r40 | int tc_parser(ccsdsTelecommandPacket_t * TCPacket, unsigned int TC_LEN_RCV) | ||
paul@pc-solar1.lab-lpp.local
|
r18 | { | ||
paul
|
r40 | /** This function parses TeleCommands. | ||
* | ||||
* @param TC points to the TeleCommand that will be parsed. | ||||
* @param TC_LEN_RCV is the received packet length. | ||||
* @return Status code of the parsing. | ||||
* | ||||
* The parsing checks: | ||||
* - process id | ||||
* - category | ||||
* - length: a global check is performed and a per subtype check also | ||||
* - type | ||||
* - subtype | ||||
* - crc | ||||
* | ||||
*/ | ||||
int status; | ||||
unsigned char pid; | ||||
unsigned char category; | ||||
unsigned int length; | ||||
unsigned char packetType; | ||||
unsigned char packetSubtype; | ||||
status = CCSDS_TM_VALID; | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | |||
paul@pc-solar1.lab-lpp.local
|
r18 | // APID check *** APID on 2 bytes | ||
paul
|
r39 | pid = ((TCPacket->packetID[0] & 0x07)<<4) + ( (TCPacket->packetID[1]>>4) & 0x0f ); // PID = 11 *** 7 bits xxxxx210 7654xxxx | ||
category = (TCPacket->packetID[1] & 0x0f); // PACKET_CATEGORY = 12 *** 4 bits xxxxxxxx xxxx3210 | ||||
length = (TCPacket->packetLength[0] * 256) + TCPacket->packetLength[1]; | ||||
packetType = TCPacket->serviceType; | ||||
packetSubtype = TCPacket->serviceSubType; | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | |||
paul
|
r40 | if ( pid != CCSDS_PROCESS_ID ) // CHECK THE PROCESS ID | ||
{ | ||||
status = ILLEGAL_APID; | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | } | ||
paul
|
r40 | if (status == CCSDS_TM_VALID) // CHECK THE CATEGORY | ||
{ | ||||
if ( category != CCSDS_PACKET_CATEGORY ) | ||||
{ | ||||
status = ILLEGAL_APID; | ||||
} | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | } | ||
paul
|
r40 | if (status == CCSDS_TM_VALID) // CHECK THE PACKET LENGTH FIELD AND THE ACTUAL LENGTH COMPLIANCE | ||
{ | ||||
if (length != TC_LEN_RCV ) { | ||||
status = WRONG_LEN_PACKET; | ||||
} | ||||
} | ||||
if (status == CCSDS_TM_VALID) // CHECK THAT THE PACKET DOES NOT EXCEED THE MAX SIZE | ||||
{ | ||||
if ( length >= CCSDS_TC_PKT_MAX_SIZE ) { | ||||
status = WRONG_LEN_PACKET; | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | } | ||
paul@pc-solar1.lab-lpp.local
|
r5 | } | ||
paul
|
r40 | if (status == CCSDS_TM_VALID) // CHECK THE TYPE | ||
{ | ||||
status = tc_check_type( packetType ); | ||||
} | ||||
if (status == CCSDS_TM_VALID) // CHECK THE SUBTYPE | ||||
{ | ||||
status = tc_check_subtype( packetSubtype ); | ||||
} | ||||
if (status == CCSDS_TM_VALID) // CHECK THE SUBTYPE AND LENGTH COMPLIANCE | ||||
{ | ||||
status = tc_check_length( packetSubtype, length ); | ||||
} | ||||
if (status == CCSDS_TM_VALID ) // CHECK CRC | ||||
{ | ||||
status = tc_check_crc( TCPacket, length ); | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | } | ||
paul
|
r40 | |||
return status; | ||||
} | ||||
int tc_check_type( unsigned char packetType ) | ||||
{ | ||||
/** This function checks that the type of a TeleCommand is valid. | ||||
* | ||||
* @param packetType is the type to check. | ||||
* @return Status code CCSDS_TM_VALID or ILL_TYPE. | ||||
* | ||||
*/ | ||||
int status; | ||||
if ( (packetType == TC_TYPE_GEN) || (packetType == TC_TYPE_TIME)) | ||||
{ | ||||
status = CCSDS_TM_VALID; | ||||
} | ||||
else | ||||
{ | ||||
status = ILL_TYPE; | ||||
} | ||||
return status; | ||||
} | ||||
int tc_check_subtype( unsigned char packetSubType ) | ||||
{ | ||||
/** This function checks that the subtype of a TeleCommand is valid. | ||||
* | ||||
* @param packetSubType is the subtype to check. | ||||
* @return Status code CCSDS_TM_VALID or ILL_SUBTYPE. | ||||
* | ||||
*/ | ||||
int status; | ||||
if ( (packetSubType == TC_SUBTYPE_RESET) | ||||
|| (packetSubType == TC_SUBTYPE_LOAD_COMM) | ||||
|| (packetSubType == TC_SUBTYPE_LOAD_NORM) || (packetSubType == TC_SUBTYPE_LOAD_BURST) | ||||
|| (packetSubType == TC_SUBTYPE_LOAD_SBM1) || (packetSubType == TC_SUBTYPE_LOAD_SBM2) | ||||
|| (packetSubType == TC_SUBTYPE_DUMP) | ||||
|| (packetSubType == TC_SUBTYPE_ENTER) | ||||
|| (packetSubType == TC_SUBTYPE_UPDT_INFO) || (packetSubType == TC_SUBTYPE_UPDT_TIME) | ||||
|| (packetSubType == TC_SUBTYPE_EN_CAL) || (packetSubType == TC_SUBTYPE_DIS_CAL) ) | ||||
{ | ||||
status = CCSDS_TM_VALID; | ||||
} | ||||
else | ||||
{ | ||||
status = ILL_TYPE; | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | } | ||
paul
|
r40 | return status; | ||
} | ||||
int tc_check_length( unsigned char packetSubType, unsigned int length ) | ||||
{ | ||||
/** This function checks that the subtype and the length are compliant. | ||||
* | ||||
* @param packetSubType is the subtype to check. | ||||
* @param length is the length to check. | ||||
* @return Status code CCSDS_TM_VALID or ILL_TYPE. | ||||
* | ||||
*/ | ||||
int status; | ||||
status = LFR_SUCCESSFUL; | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | |||
paul
|
r40 | switch(packetSubType) | ||
{ | ||||
case TC_SUBTYPE_RESET: | ||||
if (length!=(TC_LEN_RESET-CCSDS_TC_TM_PACKET_OFFSET)) { | ||||
status = WRONG_LEN_PACKET; | ||||
} | ||||
else { | ||||
status = CCSDS_TM_VALID; | ||||
} | ||||
break; | ||||
case TC_SUBTYPE_LOAD_COMM: | ||||
if (length!=(TC_LEN_LOAD_COMM-CCSDS_TC_TM_PACKET_OFFSET)) { | ||||
status = WRONG_LEN_PACKET; | ||||
} | ||||
else { | ||||
status = CCSDS_TM_VALID; | ||||
} | ||||
break; | ||||
case TC_SUBTYPE_LOAD_NORM: | ||||
if (length!=(TC_LEN_LOAD_NORM-CCSDS_TC_TM_PACKET_OFFSET)) { | ||||
status = WRONG_LEN_PACKET; | ||||
} | ||||
else { | ||||
status = CCSDS_TM_VALID; | ||||
paul@pc-solar1.lab-lpp.local
|
r20 | } | ||
paul
|
r40 | break; | ||
case TC_SUBTYPE_LOAD_BURST: | ||||
if (length!=(TC_LEN_LOAD_BURST-CCSDS_TC_TM_PACKET_OFFSET)) { | ||||
status = WRONG_LEN_PACKET; | ||||
} | ||||
else { | ||||
status = CCSDS_TM_VALID; | ||||
} | ||||
break; | ||||
case TC_SUBTYPE_LOAD_SBM1: | ||||
if (length!=(TC_LEN_LOAD_SBM1-CCSDS_TC_TM_PACKET_OFFSET)) { | ||||
status = WRONG_LEN_PACKET; | ||||
} | ||||
else { | ||||
status = CCSDS_TM_VALID; | ||||
} | ||||
break; | ||||
case TC_SUBTYPE_LOAD_SBM2: | ||||
if (length!=(TC_LEN_LOAD_SBM2-CCSDS_TC_TM_PACKET_OFFSET)) { | ||||
status = WRONG_LEN_PACKET; | ||||
} | ||||
else { | ||||
status = CCSDS_TM_VALID; | ||||
} | ||||
break; | ||||
case TC_SUBTYPE_DUMP: | ||||
if (length!=(TC_LEN_DUMP-CCSDS_TC_TM_PACKET_OFFSET)) { | ||||
status = WRONG_LEN_PACKET; | ||||
paul@pc-solar1.lab-lpp.local
|
r20 | } | ||
else { | ||||
paul
|
r40 | status = CCSDS_TM_VALID; | ||
} | ||||
break; | ||||
case TC_SUBTYPE_ENTER: | ||||
if (length!=(TC_LEN_ENTER-CCSDS_TC_TM_PACKET_OFFSET)) { | ||||
status = WRONG_LEN_PACKET; | ||||
} | ||||
else { | ||||
status = CCSDS_TM_VALID; | ||||
} | ||||
break; | ||||
case TC_SUBTYPE_UPDT_INFO: | ||||
if (length!=(TC_LEN_UPDT_INFO-CCSDS_TC_TM_PACKET_OFFSET)) { | ||||
status = WRONG_LEN_PACKET; | ||||
} | ||||
else { | ||||
status = CCSDS_TM_VALID; | ||||
} | ||||
break; | ||||
case TC_SUBTYPE_EN_CAL: | ||||
if (length!=(TC_LEN_EN_CAL-CCSDS_TC_TM_PACKET_OFFSET)) { | ||||
status = WRONG_LEN_PACKET; | ||||
paul@pc-solar1.lab-lpp.local
|
r20 | } | ||
paul
|
r40 | else { | ||
status = CCSDS_TM_VALID; | ||||
} | ||||
break; | ||||
case TC_SUBTYPE_DIS_CAL: | ||||
if (length!=(TC_LEN_DIS_CAL-CCSDS_TC_TM_PACKET_OFFSET)) { | ||||
status = WRONG_LEN_PACKET; | ||||
} | ||||
else { | ||||
status = CCSDS_TM_VALID; | ||||
} | ||||
break; | ||||
case TC_SUBTYPE_UPDT_TIME: | ||||
if (length!=(TC_LEN_UPDT_TIME-CCSDS_TC_TM_PACKET_OFFSET)) { | ||||
status = WRONG_LEN_PACKET; | ||||
} | ||||
else { | ||||
status = CCSDS_TM_VALID; | ||||
} | ||||
break; | ||||
default: // if the subtype is not a legal value, return ILL_SUBTYPE | ||||
status = ILL_SUBTYPE; | ||||
break ; | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | } | ||
paul
|
r40 | return status; | ||
} | ||||
int tc_check_crc( ccsdsTelecommandPacket_t * TCPacket, unsigned int length ) | ||||
{ | ||||
/** This function checks the CRC validity of the corresponding TeleCommand packet. | ||||
* | ||||
* @param TCPacket points to the TeleCommand packet to check. | ||||
* @param length is the length of the TC packet. | ||||
* @return Status code CCSDS_TM_VALID or INCOR_CHECKSUM. | ||||
* | ||||
*/ | ||||
int status; | ||||
unsigned char * CCSDSContent; | ||||
unsigned char currentTC_COMPUTED_CRC[2]; | ||||
CCSDSContent = (unsigned char*) TCPacket->packetID; | ||||
GetCRCAsTwoBytes(CCSDSContent, currentTC_COMPUTED_CRC, length + CCSDS_TC_TM_PACKET_OFFSET - 2); // 2 CRC bytes removed from the calculation of the CRC | ||||
if (currentTC_COMPUTED_CRC[0] != CCSDSContent[length + CCSDS_TC_TM_PACKET_OFFSET -2]) { | ||||
status = INCOR_CHECKSUM; | ||||
} | ||||
else if (currentTC_COMPUTED_CRC[1] != CCSDSContent[length + CCSDS_TC_TM_PACKET_OFFSET -1]) { | ||||
status = INCOR_CHECKSUM; | ||||
} | ||||
else { | ||||
status = CCSDS_TM_VALID; | ||||
} | ||||
return status; | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | } | ||
paul@pc-solar1.lab-lpp.local
|
r7 | //*********** | ||
// RTEMS TASK | ||||
paul@pc-solar1.lab-lpp.local
|
r9 | rtems_task recv_task( rtems_task_argument unused ) | ||
paul@pc-solar1.lab-lpp.local
|
r18 | { | ||
paul
|
r40 | /** This RTEMS task is dedicated to the reception of incoming TeleCommands. | ||
* | ||||
* @param unused is the starting argument of the RTEMS task | ||||
* | ||||
* The RECV task blocks on a call to the read system call, waiting for incoming SpaceWire data. When unblocked: | ||||
* 1. It reads the incoming data. | ||||
* 2. Launches the acceptance procedure. | ||||
* 3. If the Telecommand is valid, sends it to the ACTN task using an RTEMS message queue. | ||||
* | ||||
*/ | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | int len = 0; | ||
unsigned int i = 0; | ||||
ccsdsTelecommandPacket_t currentTC; | ||||
char data[100]; | ||||
paul
|
r35 | rtems_status_code status; | ||
paul
|
r39 | rtems_id queue_queu_id; | ||
rtems_id queue_pkts_id; | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | |||
paul@pc-solar1.lab-lpp.local
|
r18 | for(i=0; i<100; i++) data[i] = 0; | ||
paul
|
r40 | initLookUpTableForCRC(); // the table is used to compute Cyclic Redundancy Codes | ||
paul
|
r39 | status = rtems_message_queue_ident( misc_name[QUEUE_QUEU], 0, &queue_queu_id ); | ||
paul
|
r35 | if (status != RTEMS_SUCCESSFUL) | ||
{ | ||||
paul
|
r39 | PRINTF1("in RECV *** ERR getting queue_queu id, %d\n", status) | ||
} | ||||
status = rtems_message_queue_ident( misc_name[QUEUE_PKTS], 0, &queue_pkts_id ); | ||||
if (status != RTEMS_SUCCESSFUL) | ||||
{ | ||||
PRINTF1("in RECV *** ERR getting queue_pkts id, %d\n", status) | ||||
paul
|
r35 | } | ||
BOOT_PRINTF("in RECV *** \n") | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | |||
paul@pc-solar1.lab-lpp.local
|
r9 | while(1) | ||
paul@pc-solar1.lab-lpp.local
|
r18 | { | ||
len = read(fdSPW, (char*) ¤tTC, CCSDS_TC_PKT_MAX_SIZE); // the call to read is blocking | ||||
if (len == -1){ // error during the read call | ||||
PRINTF("In RECV *** last read call returned -1\n") | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | } | ||
paul@pc-solar1.lab-lpp.local
|
r18 | else { | ||
paul@pc-solar1.lab-lpp.local
|
r20 | if ( (len+1) < CCSDS_TC_PKT_MIN_SIZE ) { | ||
PRINTF("In RECV *** packet lenght too short\n") | ||||
} | ||||
else { | ||||
currentTC_LEN_RCV[0] = 0x00; | ||||
currentTC_LEN_RCV[1] = (unsigned char) (len - CCSDS_TC_TM_PACKET_OFFSET - 3); // build the corresponding packet size field | ||||
currentTC_LEN_RCV_AsUnsignedInt = (unsigned int) (len - CCSDS_TC_TM_PACKET_OFFSET - 3); // => -3 is for Prot ID, Reserved and User App bytes | ||||
paul
|
r39 | // CHECK THE TC | ||
paul
|
r40 | tc_acceptance(¤tTC, currentTC_LEN_RCV_AsUnsignedInt, queue_queu_id, queue_pkts_id); | ||
paul@pc-solar1.lab-lpp.local
|
r18 | } | ||
} | ||||
} | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | } | ||
paul@pc-solar1.lab-lpp.local
|
r9 | rtems_task actn_task( rtems_task_argument unused ) | ||
{ | ||||
paul
|
r40 | /** This RTEMS task is responsible for launching actions upton the reception of valid TeleCommands. | ||
* | ||||
* @param unused is the starting argument of the RTEMS task | ||||
* | ||||
* The ACTN task waits for data coming from an RTEMS msesage queue. When data arrives, it launches specific actions depending | ||||
* on the incoming TeleCommand. | ||||
* | ||||
*/ | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | int result; | ||
rtems_status_code status; // RTEMS status code | ||||
ccsdsTelecommandPacket_t TC; // TC sent to the ACTN task | ||||
size_t size; // size of the incoming TC packet | ||||
unsigned char subtype; // subtype of the current TC packet | ||||
paul
|
r35 | rtems_id queue_rcv_id; | ||
rtems_id queue_snd_id; | ||||
status = rtems_message_queue_ident( misc_name[QUEUE_QUEU], 0, &queue_rcv_id ); | ||||
if (status != RTEMS_SUCCESSFUL) | ||||
{ | ||||
PRINTF1("in ACTN *** ERR getting queue_rcv_id %d\n", status) | ||||
} | ||||
status = rtems_message_queue_ident( misc_name[QUEUE_PKTS], 0, &queue_snd_id ); | ||||
if (status != RTEMS_SUCCESSFUL) | ||||
{ | ||||
PRINTF1("in ACTN *** ERR getting queue_snd_id %d\n", status) | ||||
} | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | |||
result = LFR_SUCCESSFUL; | ||||
subtype = 0; // subtype of the current TC packet | ||||
paul@pc-solar1.lab-lpp.local
|
r5 | |||
paul
|
r35 | BOOT_PRINTF("in ACTN *** \n") | ||
paul@pc-solar1.lab-lpp.local
|
r11 | |||
paul@pc-solar1.lab-lpp.local
|
r9 | while(1) | ||
{ | ||||
paul
|
r35 | status = rtems_message_queue_receive( queue_rcv_id, (char*) &TC, &size, | ||
paul@pc-solar1.lab-lpp.local
|
r9 | RTEMS_WAIT, RTEMS_NO_TIMEOUT); | ||
paul@pc-solar1.lab-lpp.local
|
r22 | if (status!=RTEMS_SUCCESSFUL) PRINTF1("ERR *** in task ACTN *** error receiving a message, code %d \n", status) | ||
paul@pc-solar1.lab-lpp.local
|
r9 | else | ||
{ | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | subtype = TC.serviceSubType; | ||
paul@pc-solar1.lab-lpp.local
|
r9 | switch(subtype) | ||
{ | ||||
case TC_SUBTYPE_RESET: | ||||
paul
|
r35 | result = action_reset( &TC, queue_snd_id ); | ||
close_action( &TC, result, queue_snd_id ); | ||||
paul@pc-solar1.lab-lpp.local
|
r9 | break; | ||
paul@pc-solar1.lab-lpp.local
|
r11 | // | ||
case TC_SUBTYPE_LOAD_COMM: | ||||
paul
|
r33 | result = action_load_common_par( &TC ); | ||
paul
|
r35 | close_action( &TC, result, queue_snd_id ); | ||
paul@pc-solar1.lab-lpp.local
|
r11 | break; | ||
// | ||||
paul@pc-solar1.lab-lpp.local
|
r9 | case TC_SUBTYPE_LOAD_NORM: | ||
paul
|
r35 | result = action_load_normal_par( &TC, queue_snd_id ); | ||
close_action( &TC, result, queue_snd_id ); | ||||
paul@pc-solar1.lab-lpp.local
|
r9 | break; | ||
paul@pc-solar1.lab-lpp.local
|
r11 | // | ||
paul@pc-solar1.lab-lpp.local
|
r9 | case TC_SUBTYPE_LOAD_BURST: | ||
paul
|
r35 | result = action_load_burst_par( &TC, queue_snd_id ); | ||
close_action( &TC, result, queue_snd_id ); | ||||
paul@pc-solar1.lab-lpp.local
|
r9 | break; | ||
paul@pc-solar1.lab-lpp.local
|
r11 | // | ||
paul@pc-solar1.lab-lpp.local
|
r9 | case TC_SUBTYPE_LOAD_SBM1: | ||
paul
|
r35 | result = action_load_sbm1_par( &TC, queue_snd_id ); | ||
close_action( &TC, result, queue_snd_id ); | ||||
paul@pc-solar1.lab-lpp.local
|
r9 | break; | ||
paul@pc-solar1.lab-lpp.local
|
r11 | // | ||
paul@pc-solar1.lab-lpp.local
|
r9 | case TC_SUBTYPE_LOAD_SBM2: | ||
paul
|
r35 | result = action_load_sbm2_par( &TC, queue_snd_id ); | ||
close_action( &TC, result, queue_snd_id ); | ||||
paul@pc-solar1.lab-lpp.local
|
r9 | break; | ||
paul@pc-solar1.lab-lpp.local
|
r11 | // | ||
paul@pc-solar1.lab-lpp.local
|
r9 | case TC_SUBTYPE_DUMP: | ||
paul
|
r40 | result = action_dump_par( queue_snd_id ); | ||
paul
|
r35 | close_action( &TC, result, queue_snd_id ); | ||
paul@pc-solar1.lab-lpp.local
|
r9 | break; | ||
paul@pc-solar1.lab-lpp.local
|
r11 | // | ||
paul@pc-solar1.lab-lpp.local
|
r9 | case TC_SUBTYPE_ENTER: | ||
paul
|
r35 | result = action_enter_mode( &TC, queue_snd_id ); | ||
close_action( &TC, result, queue_snd_id ); | ||||
paul@pc-solar1.lab-lpp.local
|
r9 | break; | ||
paul@pc-solar1.lab-lpp.local
|
r11 | // | ||
paul@pc-solar1.lab-lpp.local
|
r9 | case TC_SUBTYPE_UPDT_INFO: | ||
paul
|
r35 | result = action_update_info( &TC, queue_snd_id ); | ||
close_action( &TC, result, queue_snd_id ); | ||||
paul@pc-solar1.lab-lpp.local
|
r9 | break; | ||
paul@pc-solar1.lab-lpp.local
|
r11 | // | ||
paul@pc-solar1.lab-lpp.local
|
r9 | case TC_SUBTYPE_EN_CAL: | ||
paul
|
r35 | result = action_enable_calibration( &TC, queue_snd_id ); | ||
close_action( &TC, result, queue_snd_id ); | ||||
paul@pc-solar1.lab-lpp.local
|
r9 | break; | ||
paul@pc-solar1.lab-lpp.local
|
r11 | // | ||
paul@pc-solar1.lab-lpp.local
|
r9 | case TC_SUBTYPE_DIS_CAL: | ||
paul
|
r35 | result = action_disable_calibration( &TC, queue_snd_id ); | ||
close_action( &TC, result, queue_snd_id ); | ||||
paul@pc-solar1.lab-lpp.local
|
r9 | break; | ||
paul@pc-solar1.lab-lpp.local
|
r11 | // | ||
paul@pc-solar1.lab-lpp.local
|
r9 | case TC_SUBTYPE_UPDT_TIME: | ||
paul
|
r33 | result = action_update_time( &TC ); | ||
paul
|
r35 | close_action( &TC, result, queue_snd_id ); | ||
paul@pc-solar1.lab-lpp.local
|
r9 | break; | ||
paul@pc-solar1.lab-lpp.local
|
r11 | // | ||
paul@pc-solar1.lab-lpp.local
|
r9 | default: | ||
break; | ||||
} | ||||
} | ||||
} | ||||
} | ||||
paul@pc-solar1.lab-lpp.local
|
r17 | rtems_task dumb_task( rtems_task_argument unused ) | ||
paul@pc-solar1.lab-lpp.local
|
r9 | { | ||
paul
|
r40 | /** This RTEMS taks is used to print messages without affecting the general behaviour of the software. | ||
* | ||||
* @param unused is the starting argument of the RTEMS task | ||||
* | ||||
* The DUMB taks waits for RTEMS events and print messages depending on the incoming events. | ||||
* | ||||
*/ | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | unsigned int i; | ||
unsigned int intEventOut; | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | unsigned int coarse_time = 0; | ||
unsigned int fine_time = 0; | ||||
paul@pc-solar1.lab-lpp.local
|
r17 | rtems_event_set event_out; | ||
paul
|
r35 | BOOT_PRINTF("in DUMB *** \n") | ||
paul@pc-solar1.lab-lpp.local
|
r9 | |||
paul@pc-solar1.lab-lpp.local
|
r17 | while(1){ | ||
paul
|
r30 | rtems_event_receive(RTEMS_EVENT_0 | RTEMS_EVENT_1 | RTEMS_EVENT_2 | RTEMS_EVENT_3 | RTEMS_EVENT_4 | RTEMS_EVENT_5, | ||
paul@pc-solar1.lab-lpp.local
|
r21 | RTEMS_WAIT | RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, &event_out); // wait for an RTEMS_EVENT | ||
paul@pc-solar1.lab-lpp.local
|
r23 | intEventOut = (unsigned int) event_out; | ||
for ( i=0; i<32; i++) | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | { | ||
paul@pc-solar1.lab-lpp.local
|
r23 | if ( ((intEventOut >> i) & 0x0001) != 0) | ||
{ | ||||
coarse_time = time_management_regs->coarse_time; | ||||
fine_time = time_management_regs->fine_time; | ||||
printf("in DUMB *** time = coarse: %x, fine: %x, %s\n", coarse_time, fine_time, DumbMessages[i]); | ||||
} | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | } | ||
paul@pc-solar1.lab-lpp.local
|
r17 | } | ||
paul@pc-solar1.lab-lpp.local
|
r9 | } | ||
//*********** | ||||
// TC ACTIONS | ||||
paul@pc-solar1.lab-lpp.local
|
r15 | |||
paul
|
r35 | int action_reset(ccsdsTelecommandPacket_t *TC, rtems_id queue_id) | ||
paul@pc-solar1.lab-lpp.local
|
r9 | { | ||
paul
|
r40 | /** This function executes specific actions when a TC_LFR_RESET TeleCommand has been received. | ||
* | ||||
* @param TC points to the TeleCommand packet that is being processed | ||||
* @param queue_id is the id of the queue which handles TM transmission by the SpaceWire driver | ||||
* | ||||
*/ | ||||
paul
|
r35 | send_tm_lfr_tc_exe_not_implemented( TC, queue_id ); | ||
paul@pc-solar1.lab-lpp.local
|
r21 | return LFR_DEFAULT; | ||
paul@pc-solar1.lab-lpp.local
|
r9 | } | ||
paul
|
r35 | int action_enter_mode(ccsdsTelecommandPacket_t *TC, rtems_id queue_id) | ||
paul
|
r33 | { | ||
paul
|
r40 | /** This function executes specific actions when a TC_LFR_ENTER_MODE TeleCommand has been received. | ||
* | ||||
* @param TC points to the TeleCommand packet that is being processed | ||||
* @param queue_id is the id of the queue which handles TM transmission by the SpaceWire driver | ||||
* | ||||
*/ | ||||
paul
|
r33 | rtems_status_code status; | ||
unsigned char requestedMode; | ||||
requestedMode = TC->dataAndCRC[1]; | ||||
paul
|
r37 | if ( (requestedMode != LFR_MODE_STANDBY) | ||
&& (requestedMode != LFR_MODE_NORMAL) && (requestedMode != LFR_MODE_BURST) | ||||
&& (requestedMode != LFR_MODE_SBM1) && (requestedMode != LFR_MODE_SBM2) ) | ||||
paul
|
r33 | { | ||
paul
|
r37 | status = RTEMS_UNSATISFIED; | ||
send_tm_lfr_tc_exe_inconsistent( TC, queue_id, BYTE_POS_CP_LFR_MODE, requestedMode ); | ||||
paul
|
r33 | } | ||
else | ||||
{ | ||||
paul
|
r37 | printf("try to enter mode %d\n", requestedMode); | ||
#ifdef PRINT_TASK_STATISTICS | ||||
if (requestedMode != LFR_MODE_STANDBY) | ||||
{ | ||||
rtems_cpu_usage_reset(); | ||||
maxCount = 0; | ||||
} | ||||
#endif | ||||
status = transition_validation(requestedMode); | ||||
if ( status == LFR_SUCCESSFUL ) { | ||||
if ( lfrCurrentMode != LFR_MODE_STANDBY) | ||||
{ | ||||
status = stop_current_mode(); | ||||
} | ||||
if (status != RTEMS_SUCCESSFUL) | ||||
{ | ||||
PRINTF("ERR *** in action_enter *** stop_current_mode\n") | ||||
} | ||||
status = enter_mode(requestedMode, TC); | ||||
} | ||||
else | ||||
{ | ||||
PRINTF("ERR *** in action_enter *** transition rejected\n") | ||||
send_tm_lfr_tc_exe_not_executable( TC, queue_id ); | ||||
} | ||||
paul
|
r33 | } | ||
return status; | ||||
} | ||||
paul
|
r40 | int action_update_info(ccsdsTelecommandPacket_t *TC, rtems_id queue_id) | ||
{ | ||||
/** This function executes specific actions when a TC_LFR_UPDATE_INFO TeleCommand has been received. | ||||
* | ||||
* @param TC points to the TeleCommand packet that is being processed | ||||
* @param queue_id is the id of the queue which handles TM transmission by the SpaceWire driver | ||||
* | ||||
*/ | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | unsigned int val; | ||
int result; | ||||
unsigned char lfrMode; | ||||
result = LFR_DEFAULT; | ||||
lfrMode = (housekeeping_packet.lfr_status_word[0] & 0xf0) >> 4; | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | |||
paul@pc-solar1.lab-lpp.local
|
r23 | if ( (lfrMode == LFR_MODE_STANDBY) ) { | ||
paul
|
r35 | send_tm_lfr_tc_exe_not_implemented( TC, queue_id ); | ||
paul@pc-solar1.lab-lpp.local
|
r23 | result = LFR_DEFAULT; | ||
} | ||||
else { | ||||
val = housekeeping_packet.hk_lfr_update_info_tc_cnt[0] * 256 | ||||
+ housekeeping_packet.hk_lfr_update_info_tc_cnt[1]; | ||||
val++; | ||||
housekeeping_packet.hk_lfr_update_info_tc_cnt[0] = (unsigned char) (val >> 8); | ||||
housekeeping_packet.hk_lfr_update_info_tc_cnt[1] = (unsigned char) (val); | ||||
result = LFR_SUCCESSFUL; | ||||
} | ||||
return result; | ||||
} | ||||
paul
|
r35 | int action_enable_calibration(ccsdsTelecommandPacket_t *TC, rtems_id queue_id) | ||
paul@pc-solar1.lab-lpp.local
|
r23 | { | ||
paul
|
r40 | /** This function executes specific actions when a TC_LFR_ENABLE_CALIBRATION TeleCommand has been received. | ||
* | ||||
* @param TC points to the TeleCommand packet that is being processed | ||||
* @param queue_id is the id of the queue which handles TM transmission by the SpaceWire driver | ||||
* | ||||
*/ | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | int result; | ||
unsigned char lfrMode; | ||||
result = LFR_DEFAULT; | ||||
lfrMode = (housekeeping_packet.lfr_status_word[0] & 0xf0) >> 4; | ||||
if ( (lfrMode == LFR_MODE_STANDBY) | (lfrMode == LFR_MODE_BURST) | (lfrMode == LFR_MODE_SBM2) ) { | ||||
paul
|
r35 | send_tm_lfr_tc_exe_not_executable( TC, queue_id ); | ||
paul@pc-solar1.lab-lpp.local
|
r23 | result = LFR_DEFAULT; | ||
} | ||||
else { | ||||
paul
|
r35 | send_tm_lfr_tc_exe_not_implemented( TC, queue_id ); | ||
paul@pc-solar1.lab-lpp.local
|
r23 | result = LFR_DEFAULT; | ||
} | ||||
return result; | ||||
} | ||||
paul
|
r35 | int action_disable_calibration(ccsdsTelecommandPacket_t *TC, rtems_id queue_id) | ||
paul@pc-solar1.lab-lpp.local
|
r23 | { | ||
paul
|
r40 | /** This function executes specific actions when a TC_LFR_DISABLE_CALIBRATION TeleCommand has been received. | ||
* | ||||
* @param TC points to the TeleCommand packet that is being processed | ||||
* @param queue_id is the id of the queue which handles TM transmission by the SpaceWire driver | ||||
* | ||||
*/ | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | int result; | ||
unsigned char lfrMode; | ||||
result = LFR_DEFAULT; | ||||
lfrMode = (housekeeping_packet.lfr_status_word[0] & 0xf0) >> 4; | ||||
if ( (lfrMode == LFR_MODE_STANDBY) | (lfrMode == LFR_MODE_BURST) | (lfrMode == LFR_MODE_SBM2) ) { | ||||
paul
|
r35 | send_tm_lfr_tc_exe_not_executable( TC, queue_id ); | ||
paul@pc-solar1.lab-lpp.local
|
r23 | result = LFR_DEFAULT; | ||
} | ||||
else { | ||||
paul
|
r35 | send_tm_lfr_tc_exe_not_implemented( TC, queue_id ); | ||
paul@pc-solar1.lab-lpp.local
|
r23 | result = LFR_DEFAULT; | ||
} | ||||
return result; | ||||
} | ||||
paul
|
r33 | int action_update_time(ccsdsTelecommandPacket_t *TC) | ||
paul@pc-solar1.lab-lpp.local
|
r23 | { | ||
paul
|
r40 | /** This function executes specific actions when a TC_LFR_UPDATE_TIME TeleCommand has been received. | ||
* | ||||
* @param TC points to the TeleCommand packet that is being processed | ||||
* @param queue_id is the id of the queue which handles TM transmission by the SpaceWire driver | ||||
* | ||||
*/ | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | unsigned int val; | ||
paul@pc-solar1.lab-lpp.local
|
r19 | |||
paul@pc-solar1.lab-lpp.local
|
r23 | time_management_regs->coarse_time_load = (TC->dataAndCRC[0] << 24) | ||
+ (TC->dataAndCRC[1] << 16) | ||||
+ (TC->dataAndCRC[2] << 8) | ||||
+ TC->dataAndCRC[3]; | ||||
val = housekeeping_packet.hk_lfr_update_time_tc_cnt[0] * 256 | ||||
+ housekeeping_packet.hk_lfr_update_time_tc_cnt[1]; | ||||
val++; | ||||
housekeeping_packet.hk_lfr_update_time_tc_cnt[0] = (unsigned char) (val >> 8); | ||||
housekeeping_packet.hk_lfr_update_time_tc_cnt[1] = (unsigned char) (val); | ||||
paul
|
r33 | time_management_regs->ctrl = time_management_regs->ctrl | 1; | ||
paul@pc-solar1.lab-lpp.local
|
r23 | |||
return LFR_SUCCESSFUL; | ||||
} | ||||
//******************* | ||||
// ENTERING THE MODES | ||||
int transition_validation(unsigned char requestedMode) | ||||
{ | ||||
int status; | ||||
paul@pc-solar1.lab-lpp.local
|
r19 | |||
paul@pc-solar1.lab-lpp.local
|
r23 | switch (requestedMode) | ||
{ | ||||
case LFR_MODE_STANDBY: | ||||
paul
|
r33 | if ( lfrCurrentMode == LFR_MODE_STANDBY ) { | ||
paul@pc-solar1.lab-lpp.local
|
r23 | status = LFR_DEFAULT; | ||
} | ||||
else | ||||
{ | ||||
status = LFR_SUCCESSFUL; | ||||
} | ||||
break; | ||||
case LFR_MODE_NORMAL: | ||||
paul
|
r33 | if ( lfrCurrentMode == LFR_MODE_NORMAL ) { | ||
paul@pc-solar1.lab-lpp.local
|
r23 | status = LFR_DEFAULT; | ||
} | ||||
else { | ||||
status = LFR_SUCCESSFUL; | ||||
} | ||||
break; | ||||
case LFR_MODE_BURST: | ||||
paul
|
r33 | if ( lfrCurrentMode == LFR_MODE_BURST ) { | ||
paul@pc-solar1.lab-lpp.local
|
r23 | status = LFR_DEFAULT; | ||
} | ||||
else { | ||||
status = LFR_SUCCESSFUL; | ||||
} | ||||
break; | ||||
case LFR_MODE_SBM1: | ||||
paul
|
r33 | if ( lfrCurrentMode == LFR_MODE_SBM1 ) { | ||
paul@pc-solar1.lab-lpp.local
|
r23 | status = LFR_DEFAULT; | ||
} | ||||
else { | ||||
status = LFR_SUCCESSFUL; | ||||
} | ||||
break; | ||||
case LFR_MODE_SBM2: | ||||
paul
|
r33 | if ( lfrCurrentMode == LFR_MODE_SBM2 ) { | ||
paul@pc-solar1.lab-lpp.local
|
r23 | status = LFR_DEFAULT; | ||
} | ||||
else { | ||||
status = LFR_SUCCESSFUL; | ||||
} | ||||
break; | ||||
default: | ||||
status = LFR_DEFAULT; | ||||
break; | ||||
} | ||||
paul@pc-solar1.lab-lpp.local
|
r19 | |||
paul@pc-solar1.lab-lpp.local
|
r21 | return status; | ||
admin@pc-p-leroy3.LAB-LPP.LOCAL
|
r10 | } | ||
paul@pc-solar1.lab-lpp.local
|
r20 | int stop_current_mode() | ||
{ | ||||
paul
|
r40 | /** This function stops the current mode by masking interrupt lines and suspending science tasks. | ||
* | ||||
* @return RTEMS directive status codes: | ||||
* - RTEMS_SUCCESSFUL - task restarted successfully | ||||
* - RTEMS_INVALID_ID - task id invalid | ||||
* - RTEMS_ALREADY_SUSPENDED - task already suspended | ||||
* | ||||
*/ | ||||
paul@pc-solar1.lab-lpp.local
|
r21 | rtems_status_code status; | ||
paul@pc-solar1.lab-lpp.local
|
r23 | |||
status = RTEMS_SUCCESSFUL; | ||||
paul@pc-solar1.lab-lpp.local
|
r22 | |||
paul@pc-solar1.lab-lpp.local
|
r20 | // mask all IRQ lines related to signal processing | ||
LEON_Mask_interrupt( IRQ_SM ); // mask spectral matrices interrupt (coming from the timer VHDL IP) | ||||
paul
|
r35 | LEON_Clear_interrupt( IRQ_SM ); // clear spectral matrices interrupt (coming from the timer VHDL IP) | ||
paul@pc-solar1.lab-lpp.local
|
r20 | |||
paul
|
r31 | #ifdef GSA | ||
LEON_Mask_interrupt( IRQ_WF ); // mask waveform interrupt (coming from the timer VHDL IP) | ||||
paul@pc-solar1.lab-lpp.local
|
r20 | LEON_Clear_interrupt( IRQ_WF ); // clear waveform interrupt (coming from the timer VHDL IP) | ||
paul
|
r31 | timer_stop( (gptimer_regs_t*) REGS_ADDR_GPTIMER, TIMER_WF_SIMULATOR ); | ||
#else | ||||
LEON_Mask_interrupt( IRQ_WAVEFORM_PICKER ); // mask waveform picker interrupt | ||||
paul
|
r35 | LEON_Clear_interrupt( IRQ_WAVEFORM_PICKER ); // clear waveform picker interrupt | ||
paul
|
r33 | LEON_Mask_interrupt( IRQ_SPECTRAL_MATRIX ); // mask spectral matrix interrupt | ||
paul
|
r35 | LEON_Clear_interrupt( IRQ_SPECTRAL_MATRIX ); // clear spectral matrix interrupt | ||
LEON_Mask_interrupt( IRQ_SM ); // for SM simulation | ||||
LEON_Clear_interrupt( IRQ_SM ); // for SM simulation | ||||
paul
|
r31 | #endif | ||
paul
|
r33 | //********************** | ||
paul@pc-solar1.lab-lpp.local
|
r20 | // suspend several tasks | ||
paul
|
r35 | if (lfrCurrentMode != LFR_MODE_STANDBY) { | ||
paul
|
r40 | status = suspend_science_tasks(); | ||
paul@pc-solar1.lab-lpp.local
|
r21 | } | ||
paul@pc-solar1.lab-lpp.local
|
r20 | |||
paul@pc-solar1.lab-lpp.local
|
r22 | if (status != RTEMS_SUCCESSFUL) | ||
{ | ||||
paul
|
r40 | PRINTF1("in stop_current_mode *** in suspend_science_tasks *** ERR code: %d\n", status) | ||
paul@pc-solar1.lab-lpp.local
|
r22 | } | ||
paul
|
r33 | //************************* | ||
paul@pc-solar1.lab-lpp.local
|
r20 | // initialize the registers | ||
paul
|
r31 | #ifdef GSA | ||
#else | ||||
paul
|
r33 | reset_wfp_burst_enable(); // reset burst and enable bits | ||
reset_wfp_status(); // reset all the status bits | ||||
paul
|
r31 | #endif | ||
paul@pc-solar1.lab-lpp.local
|
r20 | |||
paul@pc-solar1.lab-lpp.local
|
r21 | return status; | ||
paul@pc-solar1.lab-lpp.local
|
r20 | } | ||
paul@pc-solar1.lab-lpp.local
|
r23 | int enter_mode(unsigned char mode, ccsdsTelecommandPacket_t *TC ) | ||
paul@pc-solar1.lab-lpp.local
|
r20 | { | ||
paul@pc-solar1.lab-lpp.local
|
r21 | rtems_status_code status; | ||
paul@pc-solar1.lab-lpp.local
|
r20 | |||
paul
|
r33 | status = RTEMS_UNSATISFIED; | ||
housekeeping_packet.lfr_status_word[0] = (unsigned char) ((mode << 4) + 0x0d); | ||||
lfrCurrentMode = mode; | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | switch(mode){ | ||
case LFR_MODE_STANDBY: | ||||
status = enter_standby_mode( TC ); | ||||
break; | ||||
case LFR_MODE_NORMAL: | ||||
status = enter_normal_mode( TC ); | ||||
break; | ||||
case LFR_MODE_BURST: | ||||
status = enter_burst_mode( TC ); | ||||
break; | ||||
case LFR_MODE_SBM1: | ||||
status = enter_sbm1_mode( TC ); | ||||
break; | ||||
case LFR_MODE_SBM2: | ||||
status = enter_sbm2_mode( TC ); | ||||
break; | ||||
default: | ||||
status = RTEMS_UNSATISFIED; | ||||
paul@pc-solar1.lab-lpp.local
|
r21 | } | ||
paul@pc-solar1.lab-lpp.local
|
r20 | |||
paul
|
r33 | if (status != RTEMS_SUCCESSFUL) | ||
paul@pc-solar1.lab-lpp.local
|
r23 | { | ||
paul
|
r33 | PRINTF("in enter_mode *** ERR\n") | ||
status = RTEMS_UNSATISFIED; | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | } | ||
paul@pc-solar1.lab-lpp.local
|
r21 | |||
return status; | ||||
paul@pc-solar1.lab-lpp.local
|
r20 | } | ||
paul
|
r33 | int enter_standby_mode() | ||
paul@pc-solar1.lab-lpp.local
|
r20 | { | ||
paul
|
r33 | reset_waveform_picker_regs(); | ||
paul
|
r34 | |||
PRINTF1("maxCount = %d\n", maxCount) | ||||
paul
|
r33 | #ifdef PRINT_TASK_STATISTICS | ||
rtems_cpu_usage_report(); | ||||
#endif | ||||
paul
|
r34 | |||
#ifdef PRINT_STACK_REPORT | ||||
rtems_stack_checker_report_usage(); | ||||
#endif | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | return LFR_SUCCESSFUL; | ||
paul@pc-solar1.lab-lpp.local
|
r22 | } | ||
paul
|
r33 | int enter_normal_mode() | ||
paul@pc-solar1.lab-lpp.local
|
r22 | { | ||
rtems_status_code status; | ||||
paul
|
r32 | status = restart_science_tasks(); | ||
paul@pc-solar1.lab-lpp.local
|
r22 | |||
#ifdef GSA | ||||
paul
|
r31 | timer_start( (gptimer_regs_t*) REGS_ADDR_GPTIMER, TIMER_WF_SIMULATOR ); | ||
timer_start( (gptimer_regs_t*) REGS_ADDR_GPTIMER, TIMER_SM_SIMULATOR ); | ||||
paul
|
r30 | LEON_Clear_interrupt( IRQ_WF ); | ||
LEON_Unmask_interrupt( IRQ_WF ); | ||||
paul
|
r32 | // | ||
set_local_nb_interrupt_f0_MAX(); | ||||
paul
|
r31 | LEON_Clear_interrupt( IRQ_SM ); // the IRQ_SM seems to be incompatible with the IRQ_WF on the xilinx board | ||
LEON_Unmask_interrupt( IRQ_SM ); | ||||
paul@pc-solar1.lab-lpp.local
|
r22 | #else | ||
paul
|
r33 | //**************** | ||
paul
|
r32 | // waveform picker | ||
paul
|
r30 | LEON_Clear_interrupt( IRQ_WAVEFORM_PICKER ); | ||
LEON_Unmask_interrupt( IRQ_WAVEFORM_PICKER ); | ||||
paul
|
r32 | reset_waveform_picker_regs(); | ||
set_wfp_burst_enable_register(LFR_MODE_NORMAL); | ||||
paul
|
r33 | //**************** | ||
paul
|
r32 | // spectral matrix | ||
paul
|
r35 | // set_local_nb_interrupt_f0_MAX(); | ||
// LEON_Clear_interrupt( IRQ_SPECTRAL_MATRIX ); // the IRQ_SM seems to be incompatible with the IRQ_WF on the xilinx board | ||||
// LEON_Unmask_interrupt( IRQ_SPECTRAL_MATRIX ); | ||||
// spectral_matrix_regs->config = 0x01; | ||||
// spectral_matrix_regs->status = 0x00; | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | #endif | ||
return status; | ||||
} | ||||
paul
|
r33 | int enter_burst_mode() | ||
paul@pc-solar1.lab-lpp.local
|
r23 | { | ||
rtems_status_code status; | ||||
paul
|
r32 | status = restart_science_tasks(); | ||
paul@pc-solar1.lab-lpp.local
|
r23 | |||
#ifdef GSA | ||||
paul
|
r33 | LEON_Unmask_interrupt( IRQ_SM ); | ||
paul@pc-solar1.lab-lpp.local
|
r23 | #else | ||
paul
|
r33 | LEON_Clear_interrupt( IRQ_WAVEFORM_PICKER ); | ||
LEON_Unmask_interrupt( IRQ_WAVEFORM_PICKER ); | ||||
reset_waveform_picker_regs(); | ||||
set_wfp_burst_enable_register(LFR_MODE_BURST); | ||||
paul@pc-solar1.lab-lpp.local
|
r20 | #endif | ||
paul@pc-solar1.lab-lpp.local
|
r22 | |||
return status; | ||||
} | ||||
paul
|
r33 | int enter_sbm1_mode() | ||
paul@pc-solar1.lab-lpp.local
|
r22 | { | ||
rtems_status_code status; | ||||
paul
|
r32 | status = restart_science_tasks(); | ||
paul@pc-solar1.lab-lpp.local
|
r22 | |||
paul
|
r32 | set_local_sbm1_nb_cwf_max(); | ||
reset_local_sbm1_nb_cwf_sent(); | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | |||
#ifdef GSA | ||||
paul
|
r33 | LEON_Unmask_interrupt( IRQ_SM ); | ||
paul@pc-solar1.lab-lpp.local
|
r23 | #else | ||
LEON_Clear_interrupt( IRQ_WAVEFORM_PICKER ); | ||||
LEON_Unmask_interrupt( IRQ_WAVEFORM_PICKER ); | ||||
paul
|
r32 | reset_waveform_picker_regs(); | ||
set_wfp_burst_enable_register(LFR_MODE_SBM1); | ||||
paul
|
r34 | // SM simulation | ||
paul
|
r35 | // timer_start( (gptimer_regs_t*) REGS_ADDR_GPTIMER, TIMER_SM_SIMULATOR ); | ||
// LEON_Clear_interrupt( IRQ_SM ); // the IRQ_SM seems to be incompatible with the IRQ_WF on the xilinx board | ||||
// LEON_Unmask_interrupt( IRQ_SM ); | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | #endif | ||
return status; | ||||
} | ||||
paul
|
r33 | int enter_sbm2_mode() | ||
paul@pc-solar1.lab-lpp.local
|
r23 | { | ||
rtems_status_code status; | ||||
paul
|
r32 | status = restart_science_tasks(); | ||
paul@pc-solar1.lab-lpp.local
|
r23 | |||
paul
|
r32 | set_local_sbm2_nb_cwf_max(); | ||
reset_local_sbm2_nb_cwf_sent(); | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | |||
paul@pc-solar1.lab-lpp.local
|
r22 | #ifdef GSA | ||
paul
|
r33 | LEON_Unmask_interrupt( IRQ_SM ); | ||
paul@pc-solar1.lab-lpp.local
|
r22 | #else | ||
LEON_Clear_interrupt( IRQ_WAVEFORM_PICKER ); | ||||
LEON_Unmask_interrupt( IRQ_WAVEFORM_PICKER ); | ||||
paul
|
r32 | reset_waveform_picker_regs(); | ||
set_wfp_burst_enable_register(LFR_MODE_SBM2); | ||||
paul@pc-solar1.lab-lpp.local
|
r22 | #endif | ||
paul@pc-solar1.lab-lpp.local
|
r21 | return status; | ||
paul@pc-solar1.lab-lpp.local
|
r20 | } | ||
paul
|
r32 | int restart_science_tasks() | ||
{ | ||||
paul
|
r33 | rtems_status_code status[6]; | ||
rtems_status_code ret; | ||||
paul
|
r32 | |||
paul
|
r33 | ret = RTEMS_SUCCESSFUL; | ||
paul
|
r32 | |||
paul
|
r33 | status[0] = rtems_task_restart( Task_id[TASKID_AVF0], 1 ); | ||
paul
|
r35 | if (status[0] != RTEMS_SUCCESSFUL) | ||
{ | ||||
PRINTF1("in restart_science_task *** 0 ERR %d\n", status[0]) | ||||
} | ||||
paul
|
r33 | status[1] = rtems_task_restart( Task_id[TASKID_BPF0],1 ); | ||
paul
|
r35 | if (status[1] != RTEMS_SUCCESSFUL) | ||
{ | ||||
PRINTF1("in restart_science_task *** 1 ERR %d\n", status[1]) | ||||
} | ||||
paul
|
r33 | status[2] = rtems_task_restart( Task_id[TASKID_WFRM],1 ); | ||
paul
|
r35 | if (status[2] != RTEMS_SUCCESSFUL) | ||
{ | ||||
PRINTF1("in restart_science_task *** 2 ERR %d\n", status[2]) | ||||
} | ||||
paul
|
r33 | status[3] = rtems_task_restart( Task_id[TASKID_CWF3],1 ); | ||
paul
|
r35 | if (status[3] != RTEMS_SUCCESSFUL) | ||
{ | ||||
PRINTF1("in restart_science_task *** 3 ERR %d\n", status[3]) | ||||
} | ||||
paul
|
r33 | status[4] = rtems_task_restart( Task_id[TASKID_CWF2],1 ); | ||
paul
|
r35 | if (status[4] != RTEMS_SUCCESSFUL) | ||
{ | ||||
PRINTF1("in restart_science_task *** 4 ERR %d\n", status[4]) | ||||
} | ||||
paul
|
r33 | status[5] = rtems_task_restart( Task_id[TASKID_CWF1],1 ); | ||
paul
|
r35 | if (status[5] != RTEMS_SUCCESSFUL) | ||
{ | ||||
PRINTF1("in restart_science_task *** 5 ERR %d\n", status[5]) | ||||
} | ||||
paul
|
r33 | |||
if ( (status[0] != RTEMS_SUCCESSFUL) || (status[1] != RTEMS_SUCCESSFUL) || (status[2] != RTEMS_SUCCESSFUL) || | ||||
(status[3] != RTEMS_SUCCESSFUL) || (status[4] != RTEMS_SUCCESSFUL) || (status[5] != RTEMS_SUCCESSFUL) ) | ||||
{ | ||||
ret = RTEMS_UNSATISFIED; | ||||
paul
|
r32 | } | ||
paul
|
r33 | return ret; | ||
paul
|
r32 | } | ||
int suspend_science_tasks() | ||||
{ | ||||
paul
|
r40 | /** This function suspends the science tasks. | ||
* | ||||
* @return RTEMS directive status codes: | ||||
* - RTEMS_SUCCESSFUL - task restarted successfully | ||||
* - RTEMS_INVALID_ID - task id invalid | ||||
* - RTEMS_ALREADY_SUSPENDED - task already suspended | ||||
* | ||||
*/ | ||||
paul
|
r32 | |||
paul
|
r40 | rtems_status_code status; | ||
paul
|
r35 | |||
paul
|
r40 | status = rtems_task_suspend( Task_id[TASKID_AVF0] ); | ||
if (status != RTEMS_SUCCESSFUL) | ||||
paul
|
r35 | { | ||
paul
|
r40 | PRINTF1("in suspend_science_task *** AVF0 ERR %d\n", status) | ||
paul
|
r35 | } | ||
paul
|
r40 | if (status == RTEMS_SUCCESSFUL) // suspend BPF0 | ||
paul
|
r35 | { | ||
paul
|
r40 | status = rtems_task_suspend( Task_id[TASKID_BPF0] ); | ||
if (status != RTEMS_SUCCESSFUL) | ||||
{ | ||||
PRINTF1("in suspend_science_task *** BPF0 ERR %d\n", status) | ||||
} | ||||
} | ||||
if (status == RTEMS_SUCCESSFUL) // suspend WFRM | ||||
{ | ||||
status = rtems_task_suspend( Task_id[TASKID_WFRM] ); | ||||
if (status != RTEMS_SUCCESSFUL) | ||||
{ | ||||
PRINTF1("in suspend_science_task *** WFRM ERR %d\n", status) | ||||
} | ||||
paul
|
r35 | } | ||
paul
|
r40 | if (status == RTEMS_SUCCESSFUL) // suspend CWF3 | ||
paul
|
r35 | { | ||
paul
|
r40 | status = rtems_task_suspend( Task_id[TASKID_CWF3] ); | ||
if (status != RTEMS_SUCCESSFUL) | ||||
{ | ||||
PRINTF1("in suspend_science_task *** CWF3 ERR %d\n", status) | ||||
} | ||||
paul
|
r35 | } | ||
paul
|
r40 | if (status == RTEMS_SUCCESSFUL) // suspend CWF2 | ||
paul
|
r35 | { | ||
paul
|
r40 | status = rtems_task_suspend( Task_id[TASKID_CWF2] ); | ||
if (status != RTEMS_SUCCESSFUL) | ||||
{ | ||||
PRINTF1("in suspend_science_task *** CWF2 ERR %d\n", status) | ||||
} | ||||
} | ||||
if (status == RTEMS_SUCCESSFUL) // suspend CWF1 | ||||
{ | ||||
status = rtems_task_suspend( Task_id[TASKID_CWF1] ); | ||||
if (status != RTEMS_SUCCESSFUL) | ||||
{ | ||||
PRINTF1("in suspend_science_task *** CWF1 ERR %d\n", status) | ||||
} | ||||
paul
|
r35 | } | ||
paul
|
r40 | return status; | ||
paul
|
r32 | } | ||
paul@pc-solar1.lab-lpp.local
|
r23 | //**************** | ||
// CLOSING ACTIONS | ||||
paul@pc-solar1.lab-lpp.local
|
r21 | void update_last_TC_exe(ccsdsTelecommandPacket_t *TC) | ||
{ | ||||
housekeeping_packet.hk_lfr_last_exe_tc_id[0] = TC->packetID[0]; | ||||
housekeeping_packet.hk_lfr_last_exe_tc_id[1] = TC->packetID[1]; | ||||
housekeeping_packet.hk_lfr_last_exe_tc_type[0] = 0x00; | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | housekeeping_packet.hk_lfr_last_exe_tc_type[1] = TC->serviceType; | ||
paul@pc-solar1.lab-lpp.local
|
r21 | housekeeping_packet.hk_lfr_last_exe_tc_subtype[0] = 0x00; | ||
paul@pc-solar1.lab-lpp.local
|
r23 | housekeeping_packet.hk_lfr_last_exe_tc_subtype[1] = TC->serviceSubType; | ||
paul@pc-solar1.lab-lpp.local
|
r21 | housekeeping_packet.hk_lfr_last_exe_tc_time[0] = (unsigned char) (time_management_regs->coarse_time>>24); | ||
housekeeping_packet.hk_lfr_last_exe_tc_time[1] = (unsigned char) (time_management_regs->coarse_time>>16); | ||||
housekeeping_packet.hk_lfr_last_exe_tc_time[2] = (unsigned char) (time_management_regs->coarse_time>>8); | ||||
housekeeping_packet.hk_lfr_last_exe_tc_time[3] = (unsigned char) (time_management_regs->coarse_time); | ||||
housekeeping_packet.hk_lfr_last_exe_tc_time[4] = (unsigned char) (time_management_regs->fine_time>>8); | ||||
housekeeping_packet.hk_lfr_last_exe_tc_time[5] = (unsigned char) (time_management_regs->fine_time); | ||||
} | ||||
void update_last_TC_rej(ccsdsTelecommandPacket_t *TC) | ||||
{ | ||||
housekeeping_packet.hk_lfr_last_rej_tc_id[0] = TC->packetID[0]; | ||||
housekeeping_packet.hk_lfr_last_rej_tc_id[1] = TC->packetID[1]; | ||||
housekeeping_packet.hk_lfr_last_rej_tc_type[0] = 0x00; | ||||
paul@pc-solar1.lab-lpp.local
|
r23 | housekeeping_packet.hk_lfr_last_rej_tc_type[1] = TC->serviceType; | ||
paul@pc-solar1.lab-lpp.local
|
r21 | housekeeping_packet.hk_lfr_last_rej_tc_subtype[0] = 0x00; | ||
paul@pc-solar1.lab-lpp.local
|
r23 | housekeeping_packet.hk_lfr_last_rej_tc_subtype[1] = TC->serviceSubType; | ||
paul@pc-solar1.lab-lpp.local
|
r21 | housekeeping_packet.hk_lfr_last_rej_tc_time[0] = (unsigned char) (time_management_regs->coarse_time>>24); | ||
housekeeping_packet.hk_lfr_last_rej_tc_time[1] = (unsigned char) (time_management_regs->coarse_time>>16); | ||||
housekeeping_packet.hk_lfr_last_rej_tc_time[2] = (unsigned char) (time_management_regs->coarse_time>>8); | ||||
housekeeping_packet.hk_lfr_last_rej_tc_time[3] = (unsigned char) (time_management_regs->coarse_time); | ||||
housekeeping_packet.hk_lfr_last_rej_tc_time[4] = (unsigned char) (time_management_regs->fine_time>>8); | ||||
housekeeping_packet.hk_lfr_last_rej_tc_time[5] = (unsigned char) (time_management_regs->fine_time); | ||||
} | ||||
paul
|
r35 | void close_action(ccsdsTelecommandPacket_t *TC, int result, rtems_id queue_id) | ||
paul@pc-solar1.lab-lpp.local
|
r21 | { | ||
unsigned int val = 0; | ||||
if (result == LFR_SUCCESSFUL) | ||||
{ | ||||
paul
|
r33 | if ( !( (TC->serviceType==TC_TYPE_TIME) && (TC->serviceSubType==TC_SUBTYPE_UPDT_TIME) ) ) | ||
{ | ||||
paul
|
r35 | send_tm_lfr_tc_exe_success( TC, queue_id ); | ||
paul
|
r33 | } | ||
paul@pc-solar1.lab-lpp.local
|
r21 | update_last_TC_exe( TC ); | ||
val = housekeeping_packet.hk_dpu_exe_tc_lfr_cnt[0] * 256 + housekeeping_packet.hk_dpu_exe_tc_lfr_cnt[1]; | ||||
val++; | ||||
housekeeping_packet.hk_dpu_exe_tc_lfr_cnt[0] = (unsigned char) (val >> 8); | ||||
housekeeping_packet.hk_dpu_exe_tc_lfr_cnt[1] = (unsigned char) (val); | ||||
} | ||||
else | ||||
{ | ||||
update_last_TC_rej( TC ); | ||||
val = housekeeping_packet.hk_dpu_rej_tc_lfr_cnt[0] * 256 + housekeeping_packet.hk_dpu_rej_tc_lfr_cnt[1]; | ||||
val++; | ||||
housekeeping_packet.hk_dpu_rej_tc_lfr_cnt[0] = (unsigned char) (val >> 8); | ||||
housekeeping_packet.hk_dpu_rej_tc_lfr_cnt[1] = (unsigned char) (val); | ||||
} | ||||
} | ||||
paul@pc-solar1.lab-lpp.local
|
r12 | //*************************** | ||
// Interrupt Service Routines | ||||
rtems_isr commutation_isr1( rtems_vector_number vector ) | ||||
{ | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | if (rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_0 ) != RTEMS_SUCCESSFUL) { | ||
paul@pc-solar1.lab-lpp.local
|
r15 | printf("In commutation_isr1 *** Error sending event to DUMB\n"); | ||
paul@pc-solar1.lab-lpp.local
|
r18 | } | ||
paul@pc-solar1.lab-lpp.local
|
r12 | } | ||
paul@pc-solar1.lab-lpp.local
|
r9 | |||
paul@pc-solar1.lab-lpp.local
|
r12 | rtems_isr commutation_isr2( rtems_vector_number vector ) | ||
{ | ||||
paul@pc-solar1.lab-lpp.local
|
r18 | if (rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_0 ) != RTEMS_SUCCESSFUL) { | ||
paul@pc-solar1.lab-lpp.local
|
r15 | printf("In commutation_isr2 *** Error sending event to DUMB\n"); | ||
paul@pc-solar1.lab-lpp.local
|
r18 | } | ||
paul@pc-solar1.lab-lpp.local
|
r12 | } | ||