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spacecraft potential extraction upgraded
spacecraft potential extraction upgraded

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r127:3be3eafe14de VHDLib206
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fsw_spacewire.c
610 lines | 24.4 KiB | text/x-c | CLexer
paul
Minor changes in .h inclusion
r45 /** Functions related to the SpaceWire interface.
*
* @file
* @author P. LEROY
*
* A group of functions to handle SpaceWire transmissions:
* - configuration of the SpaceWire link
* - SpaceWire related interruption requests processing
* - transmission of TeleMetry packets by a dedicated RTEMS task
* - reception of TeleCommands by a dedicated RTEMS task
*
*/
paul
Last commit before release 0-13...
r35 #include "fsw_spacewire.h"
paul
sequence counters management added
r56 rtems_name semq_name;
rtems_id semq_id;
paul
Minor changes in .h inclusion
r45 //***********
paul
Last commit before release 0-13...
r35 // RTEMS TASK
rtems_task spiq_task(rtems_task_argument unused)
{
paul
Ignore doc files...
r46 /** This RTEMS task is awaken by an rtems_event sent by the interruption subroutine of the SpaceWire driver.
paul
Minor changes in .h inclusion
r45 *
* @param unused is the starting argument of the RTEMS task
*
*/
paul
Last commit before release 0-13...
r35 rtems_event_set event_out;
rtems_status_code status;
paul
Ignore doc files...
r46 int linkStatus;
BOOT_PRINTF("in SPIQ *** \n")
paul
Last commit before release 0-13...
r35
while(true){
rtems_event_receive(SPW_LINKERR_EVENT, RTEMS_WAIT, RTEMS_NO_TIMEOUT, &event_out); // wait for an SPW_LINKERR_EVENT
paul
fsw-0-17...
r48 PRINTF("in SPIQ *** got SPW_LINKERR_EVENT\n")
paul
Last commit before release 0-13...
r35
paul
fsw-0-20...
r51 // [0] SUSPEND RECV AND SEND TASKS
paul
Minor modifications to meet Logiscope requirements
r77 status = rtems_task_suspend( Task_id[ TASKID_RECV ] );
if ( status != RTEMS_SUCCESSFUL ) {
PRINTF("in SPIQ *** ERR suspending RECV Task\n")
}
status = rtems_task_suspend( Task_id[ TASKID_SEND ] );
if ( status != RTEMS_SUCCESSFUL ) {
PRINTF("in SPIQ *** ERR suspending SEND Task\n")
}
paul
fsw-0-16...
r47
// [1] CHECK THE LINK
paul
Minor modifications to meet Logiscope requirements
r77 status = ioctl(fdSPW, SPACEWIRE_IOCTRL_GET_LINK_STATUS, &linkStatus); // get the link status (1)
paul
Ignore doc files...
r46 if ( linkStatus != 5) {
PRINTF1("in SPIQ *** linkStatus %d, wait...\n", linkStatus)
paul
Minor modifications to meet Logiscope requirements
r77 status = rtems_task_wake_after( SY_LFR_DPU_CONNECT_TIMEOUT ); // wait SY_LFR_DPU_CONNECT_TIMEOUT 1000 ms
paul
Ignore doc files...
r46 }
paul
Last commit before release 0-13...
r35
paul
fsw-0-16...
r47 // [2] RECHECK THE LINK AFTER SY_LFR_DPU_CONNECT_TIMEOUT
paul
Minor modifications to meet Logiscope requirements
r77 status = ioctl(fdSPW, SPACEWIRE_IOCTRL_GET_LINK_STATUS, &linkStatus); // get the link status (2)
paul
fsw-0-16...
r47 if ( linkStatus != 5 ) // [2.a] not in run state, reset the link
paul
Ignore doc files...
r46 {
spacewire_compute_stats_offsets();
status = spacewire_reset_link( );
}
paul
fsw-0-16...
r47 else // [2.b] in run state, start the link
{
paul
Sync
r127 status = spacewire_stop_and_start_link( fdSPW ); // start the link
paul
Ignore doc files...
r46 if ( status != RTEMS_SUCCESSFUL)
{
PRINTF1("in SPIQ *** ERR spacewire_start_link %d\n", status)
}
}
paul
Last commit before release 0-13...
r35
paul
fsw-0-16...
r47 // [3] COMPLETE RECOVERY ACTION AFTER SY_LFR_DPU_CONNECT_ATTEMPTS
if ( status == RTEMS_SUCCESSFUL ) // [3.a] the link is in run state and has been started successfully
paul
Ignore doc files...
r46 {
paul
fsw-0-17...
r48 status = rtems_task_restart( Task_id[ TASKID_SEND ], 1 );
paul
Ignore doc files...
r46 if ( status != RTEMS_SUCCESSFUL ) {
PRINTF("in SPIQ *** ERR resuming SEND Task\n")
}
paul
fsw-0-17...
r48 status = rtems_task_restart( Task_id[ TASKID_RECV ], 1 );
paul
Ignore doc files...
r46 if ( status != RTEMS_SUCCESSFUL ) {
PRINTF("in SPIQ *** ERR resuming RECV Task\n")
paul
Last commit before release 0-13...
r35 }
paul
Ignore doc files...
r46 }
paul
fsw-0-16...
r47 else // [3.b] the link is not in run state, go in STANDBY mode
paul
Ignore doc files...
r46 {
paul
fsw-0-20...
r51 status = stop_current_mode();
paul
Ignore doc files...
r46 if ( status != RTEMS_SUCCESSFUL ) {
paul
fsw-0-20...
r51 PRINTF1("in SPIQ *** ERR stop_current_mode *** code %d\n", status)
}
paul
the TC_ENTER_MODE time parameter is taken into account...
r111 status = enter_mode( LFR_MODE_STANDBY, 0 );
paul
fsw-0-20...
r51 if ( status != RTEMS_SUCCESSFUL ) {
PRINTF1("in SPIQ *** ERR enter_standby_mode *** code %d\n", status)
paul
Last commit before release 0-13...
r35 }
paul
fsw-0-17...
r48 // wake the WTDG task up to wait for the link recovery
paul
Ignore doc files...
r46 status = rtems_event_send ( Task_id[TASKID_WTDG], RTEMS_EVENT_0 );
paul
Minor modifications to meet Logiscope requirements
r77 status = rtems_task_suspend( RTEMS_SELF );
paul
Last commit before release 0-13...
r35 }
}
}
paul
Minor changes in .h inclusion
r45 rtems_task recv_task( rtems_task_argument unused )
{
/** 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 a dedicated RTEMS message queue.
*
*/
int len;
ccsdsTelecommandPacket_t currentTC;
unsigned char computed_CRC[ 2 ];
unsigned char currentTC_LEN_RCV[ 2 ];
paul
Bug #596...
r68 unsigned char destinationID;
paul
the interrupt sub routine related to the waveform picker is now lighter...
r112 unsigned int estimatedPacketLength;
paul
Minor changes in .h inclusion
r45 unsigned int parserCode;
rtems_status_code status;
rtems_id queue_recv_id;
rtems_id queue_send_id;
initLookUpTableForCRC(); // the table is used to compute Cyclic Redundancy Codes
paul
fsw-1-0...
r82 status = get_message_queue_id_recv( &queue_recv_id );
paul
Minor changes in .h inclusion
r45 if (status != RTEMS_SUCCESSFUL)
{
paul
fsw-1-0...
r82 PRINTF1("in RECV *** ERR get_message_queue_id_recv %d\n", status)
paul
Minor changes in .h inclusion
r45 }
paul
fsw-1-0...
r82 status = get_message_queue_id_send( &queue_send_id );
paul
Minor changes in .h inclusion
r45 if (status != RTEMS_SUCCESSFUL)
{
paul
fsw-1-0...
r82 PRINTF1("in RECV *** ERR get_message_queue_id_send %d\n", status)
paul
Minor changes in .h inclusion
r45 }
BOOT_PRINTF("in RECV *** \n")
while(1)
{
paul
Ignore doc files...
r46 len = read( fdSPW, (char*) &currentTC, CCSDS_TC_PKT_MAX_SIZE ); // the call to read is blocking
paul
Minor changes in .h inclusion
r45 if (len == -1){ // error during the read call
paul
Ignore doc files...
r46 PRINTF1("in RECV *** last read call returned -1, ERRNO %d\n", errno)
paul
Minor changes in .h inclusion
r45 }
else {
if ( (len+1) < CCSDS_TC_PKT_MIN_SIZE ) {
paul
Ignore doc files...
r46 PRINTF("in RECV *** packet lenght too short\n")
paul
Minor changes in .h inclusion
r45 }
else {
paul
the interrupt sub routine related to the waveform picker is now lighter...
r112 estimatedPacketLength = (unsigned int) (len - CCSDS_TC_TM_PACKET_OFFSET - 3); // => -3 is for Prot ID, Reserved and User App bytes
currentTC_LEN_RCV[ 0 ] = (unsigned char) (estimatedPacketLength >> 8);
currentTC_LEN_RCV[ 1 ] = (unsigned char) (estimatedPacketLength );
paul
Minor changes in .h inclusion
r45 // CHECK THE TC
paul
the interrupt sub routine related to the waveform picker is now lighter...
r112 parserCode = tc_parser( &currentTC, estimatedPacketLength, computed_CRC ) ;
paul
fsw-0-20...
r51 if ( (parserCode == ILLEGAL_APID) || (parserCode == WRONG_LEN_PKT)
|| (parserCode == INCOR_CHECKSUM) || (parserCode == ILL_TYPE)
|| (parserCode == ILL_SUBTYPE) || (parserCode == WRONG_APP_DATA)
|| (parserCode == WRONG_SRC_ID) )
paul
Minor changes in .h inclusion
r45 { // send TM_LFR_TC_EXE_CORRUPTED
paul
Corrections:...
r107 PRINTF1("TC corrupted received, with code: %d\n", parserCode)
paul
fsw-0-20...
r51 if ( !( (currentTC.serviceType==TC_TYPE_TIME) && (currentTC.serviceSubType==TC_SUBTYPE_UPDT_TIME) )
&&
!( (currentTC.serviceType==TC_TYPE_GEN) && (currentTC.serviceSubType==TC_SUBTYPE_UPDT_INFO))
)
{
paul
Bug #596...
r68 if ( parserCode == WRONG_SRC_ID )
{
destinationID = SID_TC_GROUND;
}
else
{
destinationID = currentTC.sourceID;
}
paul
fsw-0-23...
r75 send_tm_lfr_tc_exe_corrupted( &currentTC, queue_send_id,
computed_CRC, currentTC_LEN_RCV,
paul
rev 1.0.0.2...
r104 destinationID );
paul
fsw-0-20...
r51 }
paul
Minor changes in .h inclusion
r45 }
else
{ // send valid TC to the action launcher
status = rtems_message_queue_send( queue_recv_id, &currentTC,
paul
the interrupt sub routine related to the waveform picker is now lighter...
r112 estimatedPacketLength + CCSDS_TC_TM_PACKET_OFFSET + 3);
paul
Minor changes in .h inclusion
r45 }
}
}
}
}
rtems_task send_task( rtems_task_argument argument)
{
/** This RTEMS task is dedicated to the transmission of TeleMetry packets.
*
* @param unused is the starting argument of the RTEMS task
*
* The SEND task waits for a message to become available in the dedicated RTEMS queue. When a message arrives:
* - if the first byte is equal to CCSDS_DESTINATION_ID, the message is sent as is using the write system call.
* - if the first byte is not equal to CCSDS_DESTINATION_ID, the message is handled as a spw_ioctl_pkt_send. After
* analyzis, the packet is sent either using the write system call or using the ioctl call SPACEWIRE_IOCTRL_SEND, depending on the
* data it contains.
*
*/
paul
There is a message queue between AVFO and MATR...
r118 rtems_status_code status; // RTEMS status code
char incomingData[MSG_QUEUE_SIZE_SEND]; // incoming data buffer
paul
Minor changes in .h inclusion
r45 spw_ioctl_pkt_send *spw_ioctl_send;
size_t size; // size of the incoming TC packet
u_int32_t count;
rtems_id queue_id;
paul
fsw-1-0...
r82 status = get_message_queue_id_send( &queue_id );
paul
Minor changes in .h inclusion
r45 if (status != RTEMS_SUCCESSFUL)
{
paul
fsw-1-0...
r82 PRINTF1("in HOUS *** ERR get_message_queue_id_send %d\n", status)
paul
Minor changes in .h inclusion
r45 }
BOOT_PRINTF("in SEND *** \n")
while(1)
{
status = rtems_message_queue_receive( queue_id, incomingData, &size,
RTEMS_WAIT, RTEMS_NO_TIMEOUT );
if (status!=RTEMS_SUCCESSFUL)
{
PRINTF1("in SEND *** (1) ERR = %d\n", status)
}
else
{
if ( incomingData[0] == CCSDS_DESTINATION_ID) // the incoming message is a ccsds packet
{
status = write( fdSPW, incomingData, size );
if (status == -1){
paul
fsw-0-17...
r48 PRINTF2("in SEND *** (2.a) ERRNO = %d, size = %d\n", errno, size)
paul
Minor changes in .h inclusion
r45 }
}
else // the incoming message is a spw_ioctl_pkt_send structure
{
spw_ioctl_send = (spw_ioctl_pkt_send*) incomingData;
paul
fsw-0-20
r58 status = ioctl( fdSPW, SPACEWIRE_IOCTRL_SEND, spw_ioctl_send );
if (status == -1){
PRINTF2("in SEND *** (2.b) ERRNO = %d, RTEMS = %d\n", errno, status)
paul
Minor changes in .h inclusion
r45 }
}
}
status = rtems_message_queue_get_number_pending( queue_id, &count );
if (status != RTEMS_SUCCESSFUL)
{
PRINTF1("in SEND *** (3) ERR = %d\n", status)
}
else
{
if (count > maxCount)
{
maxCount = count;
}
}
}
}
paul
Ignore doc files...
r46 rtems_task wtdg_task( rtems_task_argument argument )
{
rtems_event_set event_out;
rtems_status_code status;
int linkStatus;
BOOT_PRINTF("in WTDG ***\n")
paul
fsw-0-16...
r47 while(1)
{
paul
Ignore doc files...
r46 // wait for an RTEMS_EVENT
rtems_event_receive( RTEMS_EVENT_0,
RTEMS_WAIT | RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, &event_out);
PRINTF("in WTDG *** wait for the link\n")
paul
Minor modifications to meet Logiscope requirements
r77 status = ioctl(fdSPW, SPACEWIRE_IOCTRL_GET_LINK_STATUS, &linkStatus); // get the link status
paul
Ignore doc files...
r46 while( linkStatus != 5) // wait for the link
{
rtems_task_wake_after( 10 );
paul
Minor modifications to meet Logiscope requirements
r77 status = ioctl(fdSPW, SPACEWIRE_IOCTRL_GET_LINK_STATUS, &linkStatus); // get the link status
paul
Ignore doc files...
r46 }
paul
Sync
r127 status = spacewire_stop_and_start_link( fdSPW );
paul
fsw-0-16...
r47
if (status != RTEMS_SUCCESSFUL)
paul
Ignore doc files...
r46 {
paul
fsw-0-16...
r47 PRINTF1("in WTDG *** ERR link not started %d\n", status)
paul
Ignore doc files...
r46 }
else
{
paul
fsw-0-16...
r47 PRINTF("in WTDG *** OK link started\n")
paul
Ignore doc files...
r46 }
paul
fsw-0-16...
r47 // restart the SPIQ task
paul
fsw-0-17...
r48 status = rtems_task_restart( Task_id[TASKID_SPIQ], 1 );
if ( status != RTEMS_SUCCESSFUL ) {
PRINTF("in SPIQ *** ERR restarting SPIQ Task\n")
}
paul
Ignore doc files...
r46
paul
fsw-0-17...
r48 // restart RECV and SEND
paul
fsw-0-16...
r47 status = rtems_task_restart( Task_id[ TASKID_SEND ], 1 );
if ( status != RTEMS_SUCCESSFUL ) {
paul
fsw-0-17...
r48 PRINTF("in SPIQ *** ERR restarting SEND Task\n")
paul
fsw-0-16...
r47 }
status = rtems_task_restart( Task_id[ TASKID_RECV ], 1 );
if ( status != RTEMS_SUCCESSFUL ) {
paul
fsw-0-17...
r48 PRINTF("in SPIQ *** ERR restarting RECV Task\n")
paul
fsw-0-16...
r47 }
paul
Ignore doc files...
r46 }
}
paul
Minor changes in .h inclusion
r45 //****************
// OTHER FUNCTIONS
paul
Sync
r127 int spacewire_open_link( void ) // by default, the driver resets the core: [SPW_CTRL_WRITE(pDev, SPW_CTRL_RESET);]
paul
Ignore doc files...
r46 {
/** This function opens the SpaceWire link.
*
* @return a valid file descriptor in case of success, -1 in case of a failure
*
*/
rtems_status_code status;
fdSPW = open(GRSPW_DEVICE_NAME, O_RDWR); // open the device. the open call resets the hardware
if ( fdSPW < 0 ) {
PRINTF1("ERR *** in configure_spw_link *** error opening "GRSPW_DEVICE_NAME" with ERR %d\n", errno)
}
else
{
status = RTEMS_SUCCESSFUL;
}
return status;
}
int spacewire_start_link( int fd )
{
rtems_status_code status;
paul
Sync
r127 status = ioctl( fd, SPACEWIRE_IOCTRL_START, -1); // returns successfuly if the link is started
paul
fsw-0-16...
r47 // -1 default hardcoded driver timeout
return status;
}
paul
Sync
r127 int spacewire_stop_and_start_link( int fd )
paul
fsw-0-16...
r47 {
rtems_status_code status;
paul
Sync
r127 status = ioctl( fd, SPACEWIRE_IOCTRL_STOP); // start fails if link pDev->running != 0
status = ioctl( fd, SPACEWIRE_IOCTRL_START, -1); // returns successfuly if the link is started
paul
Ignore doc files...
r46 // -1 default hardcoded driver timeout
return status;
}
int spacewire_configure_link( int fd )
paul
Last commit before release 0-13...
r35 {
paul
Minor changes in .h inclusion
r45 /** This function configures the SpaceWire link.
*
* @return GR-RTEMS-DRIVER directive status codes:
* - 22 EINVAL - Null pointer or an out of range value was given as the argument.
* - 16 EBUSY - Only used for SEND. Returned when no descriptors are avialble in non-blocking mode.
* - 88 ENOSYS - Returned for SET_DESTKEY if RMAP command handler is not available or if a non-implemented call is used.
* - 116 ETIMEDOUT - REturned for SET_PACKET_SIZE and START if the link could not be brought up.
* - 12 ENOMEM - Returned for SET_PACKETSIZE if it was unable to allocate the new buffers.
* - 5 EIO - Error when writing to grswp hardware registers.
* - 2 ENOENT - No such file or directory
*/
paul
Last commit before release 0-13...
r35 rtems_status_code status;
spacewire_set_NP(1, REGS_ADDR_GRSPW); // [N]o [P]ort force
spacewire_set_RE(1, REGS_ADDR_GRSPW); // [R]MAP [E]nable, the dedicated call seems to break the no port force configuration
paul
Ignore doc files...
r46 status = ioctl(fd, SPACEWIRE_IOCTRL_SET_RXBLOCK, 1); // sets the blocking mode for reception
paul
Last commit before release 0-13...
r35 if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_RXBLOCK\n")
//
paul
Ignore doc files...
r46 status = ioctl(fd, SPACEWIRE_IOCTRL_SET_EVENT_ID, Task_id[TASKID_SPIQ]); // sets the task ID to which an event is sent when a
paul
Last commit before release 0-13...
r35 if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_EVENT_ID\n") // link-error interrupt occurs
//
paul
Ignore doc files...
r46 status = ioctl(fd, SPACEWIRE_IOCTRL_SET_DISABLE_ERR, 0); // automatic link-disabling due to link-error interrupts
paul
Last commit before release 0-13...
r35 if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_DISABLE_ERR\n")
//
paul
Ignore doc files...
r46 status = ioctl(fd, SPACEWIRE_IOCTRL_SET_LINK_ERR_IRQ, 1); // sets the link-error interrupt bit
paul
Last commit before release 0-13...
r35 if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_LINK_ERR_IRQ\n")
//
paul
Ignore doc files...
r46 status = ioctl(fd, SPACEWIRE_IOCTRL_SET_TXBLOCK, 0); // transmission blocks
paul
Last commit before release 0-13...
r35 if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_TXBLOCK\n")
//
paul
fsw-0-17...
r48 status = ioctl(fd, SPACEWIRE_IOCTRL_SET_TXBLOCK_ON_FULL, 1); // transmission blocks when no transmission descriptor is available
paul
Last commit before release 0-13...
r35 if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_TXBLOCK_ON_FULL\n")
//
paul
Ignore doc files...
r46 status = ioctl(fd, SPACEWIRE_IOCTRL_SET_TCODE_CTRL, 0x0909); // [Time Rx : Time Tx : Link error : Tick-out IRQ]
paul
Last commit before release 0-13...
r35 if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_TCODE_CTRL,\n")
paul
Ignore doc files...
r46 return status;
paul
Last commit before release 0-13...
r35 }
paul
Ignore doc files...
r46 int spacewire_reset_link( void )
paul
Last commit before release 0-13...
r35 {
paul
Ignore doc files...
r46 /** This function is executed by the SPIQ rtems_task wehn it has been awaken by an interruption raised by the SpaceWire driver.
paul
Minor changes in .h inclusion
r45 *
* @return RTEMS directive status code:
* - RTEMS_UNSATISFIED is returned is the link is not in the running state after 10 s.
* - RTEMS_SUCCESSFUL is returned if the link is up before the timeout.
*
*/
paul
Ignore doc files...
r46 rtems_status_code status_spw;
int i;
for ( i=0; i<SY_LFR_DPU_CONNECT_ATTEMPT; i++ )
{
PRINTF1("in spacewire_reset_link *** link recovery, try %d\n", i);
paul
fsw-0-16...
r47
// CLOSING THE DRIVER AT THIS POINT WILL MAKE THE SEND TASK BLOCK THE SYSTEM
paul
Last commit before release 0-13...
r35
paul
Sync
r127 status_spw = spacewire_stop_and_start_link( fdSPW );
paul
fsw-0-16...
r47 if ( status_spw != RTEMS_SUCCESSFUL )
paul
Ignore doc files...
r46 {
paul
fsw-0-16...
r47 PRINTF1("in spacewire_reset_link *** ERR spacewire_start_link code %d\n", status_spw)
paul
Ignore doc files...
r46 }
if ( status_spw == RTEMS_SUCCESSFUL)
{
paul
Last commit before release 0-13...
r35 break;
}
}
paul
Ignore doc files...
r46 return status_spw;
paul
Last commit before release 0-13...
r35 }
paul
Minor changes in .h inclusion
r45 void spacewire_set_NP( unsigned char val, unsigned int regAddr ) // [N]o [P]ort force
paul
Last commit before release 0-13...
r35 {
paul
Minor changes in .h inclusion
r45 /** 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.
*
*/
paul
Last commit before release 0-13...
r35 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;
}
}
paul
Minor changes in .h inclusion
r45 void spacewire_set_RE( unsigned char val, unsigned int regAddr ) // [R]MAP [E]nable
paul
Last commit before release 0-13...
r35 {
paul
Minor changes in .h inclusion
r45 /** 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.
*
*/
paul
Last commit before release 0-13...
r35 unsigned int *spwptr = (unsigned int*) regAddr;
if (val == 1)
{
*spwptr = *spwptr | 0x00010000; // [RE] set the RMAP Enable bit
}
if (val== 0)
{
*spwptr = *spwptr & 0xfffdffff;
}
}
paul
Header files inclusion reworked...
r40 void spacewire_compute_stats_offsets( void )
paul
Last commit before release 0-13...
r35 {
paul
Header files inclusion reworked...
r40 /** 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
paul
Minor changes in .h inclusion
r45 * 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).
paul
Header files inclusion reworked...
r40 *
*/
paul
Last commit before release 0-13...
r35 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;
}
paul
Minor changes in .h inclusion
r45 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;