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All modes implemented for the waveforms...
All modes implemented for the waveforms Mode transition validity checked before transition All spw_ioctl_send structure have their field "options = 0" SpaceWire errors reported in HK packets
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fsw_init.c
547 lines | 19.9 KiB | text/x-c | CLexer
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//*************************
// GPL reminder to be added
//*************************
#include <rtems.h>
/* configuration information */
#define CONFIGURE_INIT
#include <bsp.h> /* for device driver prototypes */
/* configuration information */
#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_MAXIMUM_TASKS 15
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_EXTRA_TASK_STACKS (3 * RTEMS_MINIMUM_STACK_SIZE)
#define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 32
#define CONFIGURE_INIT_TASK_PRIORITY 100
#define CONFIGURE_MAXIMUM_DRIVERS 16
#define CONFIGURE_MAXIMUM_PERIODS 5
#define CONFIGURE_MAXIMUM_MESSAGE_QUEUES 1
#include <rtems/confdefs.h>
/* If --drvmgr was enabled during the configuration of the RTEMS kernel */
#ifdef RTEMS_DRVMGR_STARTUP
#ifdef LEON3
/* Add Timer and UART Driver */
#ifdef CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_DRIVER_AMBAPP_GAISLER_GPTIMER
#endif
#ifdef CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
#define CONFIGURE_DRIVER_AMBAPP_GAISLER_APBUART
#endif
#endif
#define CONFIGURE_DRIVER_AMBAPP_GAISLER_GRSPW /* GRSPW Driver */
#include <drvmgr/drvmgr_confdefs.h>
#endif
#include <fsw_init.h>
#include <fsw_config.c>
char *lstates[6] = {"Error-reset",
"Error-wait",
"Ready",
"Started",
"Connecting",
"Run"
};
rtems_task Init( rtems_task_argument ignored )
{
rtems_status_code status;
rtems_isr_entry old_isr_handler;
PRINTF("\n\n\n\n\n")
PRINTF("***************************\n")
PRINTF("** START Flight Software **\n")
PRINTF("***************************\n")
PRINTF("\n\n")
//send_console_outputs_on_serial_port();
set_apbuart_scaler_reload_register(REGS_ADDR_APBUART, APBUART_SCALER_RELOAD_VALUE);
initLookUpTableForCRC(); // in tc_handler.h
init_default_mode_parameters();
init_housekeeping_parameters();
create_message_queue();
create_names(); // create all names
create_all_tasks(); // create all tasks
start_all_tasks(); // start all tasks
stop_current_mode(); // go in STANDBY mode
grspw_timecode_callback = &timecode_irq_handler;
spacewire_configure_link();
//****************************
// Spectral Matrices simulator
configure_timer((gptimer_regs_t*) REGS_ADDR_GPTIMER, TIMER_SM_SIMULATOR, CLKDIV_SM_SIMULATOR,
IRQ_SPARC_SM, spectral_matrices_isr );
//**********
// WAVEFORMS
// simulator
#ifdef GSA
configure_timer((gptimer_regs_t*) REGS_ADDR_GPTIMER, TIMER_WF_SIMULATOR, CLKDIV_WF_SIMULATOR,
IRQ_SPARC_WF, waveforms_simulator_isr );
#else
// configure the registers of the waveform picker
reset_wfp_regs();
// configure the waveform picker interrupt service routine
status = rtems_interrupt_catch( waveforms_isr,
IRQ_SPARC_WAVEFORM_PICKER,
&old_isr_handler) ;
LEON_Mask_interrupt( IRQ_WAVEFORM_PICKER );
#endif
//**********
//*****************************************
// irq handling of the time management unit
status = rtems_interrupt_catch( commutation_isr1,
IRQ_SPARC_TIME1,
&old_isr_handler) ; // see sparcv8.pdf p.76 for interrupt levels
if (status==RTEMS_SUCCESSFUL) {
PRINTF("OK *** commutation_isr1 *** rtems_interrupt_catch successfullly configured\n")
}
status = rtems_interrupt_catch( commutation_isr2,
IRQ_SPARC_TIME2,
&old_isr_handler) ; // see sparcv8.pdf p.76 for interrupt levels
if (status==RTEMS_SUCCESSFUL) {
PRINTF("OK *** commutation_isr2 *** rtems_interrupt_catch successfullly configured\n")
}
LEON_Unmask_interrupt( IRQ_TIME1 );
LEON_Unmask_interrupt( IRQ_TIME2 );
#ifdef GSA
//if (rtems_event_send( Task_id[TASKID_WFRM], RTEMS_EVENT_0 ) != RTEMS_SUCCESSFUL) {
// printf("in INIT *** Error sending event to WFRM\n");
//}
#endif
status = rtems_task_delete(RTEMS_SELF);
}
rtems_task spiq_task(rtems_task_argument unused)
{
rtems_event_set event_out;
rtems_status_code status;
unsigned char lfrMode;
while(true){
PRINTF("in SPIQ *** Waiting for SPW_LINKERR_EVENT\n")
rtems_event_receive(SPW_LINKERR_EVENT, RTEMS_WAIT, RTEMS_NO_TIMEOUT, &event_out); // wait for an SPW_LINKERR_EVENT
lfrMode = (housekeeping_packet.lfr_status_word[0] & 0xf0) >> 4; // get the current mode
//****************
// STOP THE SYSTEM
spacewire_compute_stats_offsets();
stop_current_mode();
if (rtems_task_suspend(Task_id[TASKID_RECV])!=RTEMS_SUCCESSFUL) { // suspend RECV task
PRINTF("in SPIQ *** Error suspending RECV Task\n")
}
if (rtems_task_suspend(Task_id[TASKID_HOUS])!=RTEMS_SUCCESSFUL) { // suspend HOUS task
PRINTF("in SPIQ *** Error suspending HOUS Task\n")
}
//***************************
// RESTART THE SPACEWIRE LINK
status = spacewire_try_to_start();
if (status != RTEMS_SUCCESSFUL) {
spacewire_configure_link();
}
//*******************
// RESTART THE SYSTEM
//ioctl(fdSPW, SPACEWIRE_IOCTRL_CLR_STATISTICS); // clear statistics
status = rtems_task_restart( Task_id[TASKID_HOUS], 1 );
if (status != RTEMS_SUCCESSFUL) {
PRINTF1("in SPIQ *** Error restarting HOUS Task *** code %d\n", status)
}
if (rtems_task_restart(Task_id[TASKID_RECV], 1) != RTEMS_SUCCESSFUL) { // restart RECV task
PRINTF("in SPIQ *** Error restarting RECV Task\n")
}
//enter_mode(lfrMode, NULL); // enter the mode that was running before the SpaceWire interruption
}
}
void init_default_mode_parameters(void)
{
// COMMON PARAMETERS
param_common.sy_lfr_common0 = 0x00;
param_common.sy_lfr_common1 = 0x10; // default value 0 0 0 1 0 0 0 0
// NORMAL MODE
param_norm.sy_lfr_n_swf_l = DEFAULT_SY_LFR_N_SWF_L; // nb sample
param_norm.sy_lfr_n_swf_p = DEFAULT_SY_LFR_N_SWF_P; // sec
param_norm.sy_lfr_n_asm_p = DEFAULT_SY_LFR_N_ASM_P; // sec
param_norm.sy_lfr_n_bp_p0 = DEFAULT_SY_LFR_N_BP_P0; // sec
param_norm.sy_lfr_n_bp_p1 = DEFAULT_SY_LFR_N_BP_P1; // sec
// BURST MODE
param_burst.sy_lfr_b_bp_p0 = DEFAULT_SY_LFR_B_BP_P0; // sec
param_burst.sy_lfr_b_bp_p1 = DEFAULT_SY_LFR_B_BP_P1; // sec
// SBM1 MODE
param_sbm1.sy_lfr_s1_bp_p0 = DEFAULT_SY_LFR_S1_BP_P0; // sec
param_sbm1.sy_lfr_s1_bp_p1 = DEFAULT_SY_LFR_B_BP_P1; // sec
// SBM2 MODE
param_sbm2.sy_lfr_s2_bp_p0 = DEFAULT_SY_LFR_S2_BP_P0; // sec
param_sbm2.sy_lfr_s2_bp_p1 = DEFAULT_SY_LFR_S2_BP_P1; // sec
// LOCAL PARAMETERS
// (2 snapshots of 2048 points per seconds) * (period of the NORM snashots)
param_local.local_sbm1_nb_cwf_max = 2 * param_norm.sy_lfr_n_swf_p;
// (period of the NORM snashots) / (8 seconds per snapshot at f2 = 256 Hz)
param_local.local_sbm2_nb_cwf_max = param_norm.sy_lfr_n_swf_p / 8;
PRINTF1("local_sbm1_nb_cwf_max %d \n", param_local.local_sbm1_nb_cwf_max)
PRINTF1("local_sbm2_nb_cwf_max %d \n", param_local.local_sbm2_nb_cwf_max)
param_local.local_sbm1_nb_cwf_sent = 0;
param_local.local_sbm2_nb_cwf_sent = 0;
}
void init_housekeeping_parameters(void)
{
unsigned int i = 0;
unsigned int j = 0;
unsigned int k = 0;
char *parameters;
parameters = (char*) &housekeeping_packet.lfr_status_word;
for(i = 0; i< SIZE_HK_PARAMETERS; i++)
{
parameters[i] = 0x00;
}
// init status word
housekeeping_packet.lfr_status_word[0] = 0x00;
housekeeping_packet.lfr_status_word[1] = 0x00;
// init software version
housekeeping_packet.lfr_sw_version[0] = SW_VERSION_N1;
housekeeping_packet.lfr_sw_version[1] = SW_VERSION_N2;
housekeeping_packet.lfr_sw_version[2] = SW_VERSION_N3;
housekeeping_packet.lfr_sw_version[3] = SW_VERSION_N4;
// init sequence counters
for (i = 0; i<SEQ_CNT_NB_PID; i++)
{
for(j = 0; j<SEQ_CNT_NB_CAT; j++)
{
for(k = 0; k<SEQ_CNT_NB_DEST_ID; k++)
{
sequenceCounters[i][j][k] = 0x00;
}
}
}
}
int create_names( void )
{
// task names
Task_name[TASKID_RECV] = rtems_build_name( 'R', 'E', 'C', 'V' );
Task_name[TASKID_ACTN] = rtems_build_name( 'A', 'C', 'T', 'N' );
Task_name[TASKID_SPIQ] = rtems_build_name( 'S', 'P', 'I', 'Q' );
Task_name[TASKID_SMIQ] = rtems_build_name( 'S', 'M', 'I', 'Q' );
Task_name[TASKID_STAT] = rtems_build_name( 'S', 'T', 'A', 'T' );
Task_name[TASKID_AVF0] = rtems_build_name( 'A', 'V', 'F', '0' );
Task_name[TASKID_BPF0] = rtems_build_name( 'B', 'P', 'F', '0' );
Task_name[TASKID_WFRM] = rtems_build_name( 'W', 'F', 'R', 'M' );
Task_name[TASKID_DUMB] = rtems_build_name( 'D', 'U', 'M', 'B' );
Task_name[TASKID_HOUS] = rtems_build_name( 'H', 'O', 'U', 'S' );
// rate monotonic period name
HK_name = rtems_build_name( 'H', 'O', 'U', 'S' );
return 0;
}
int create_all_tasks( void )
{
rtems_status_code status;
// RECV
status = rtems_task_create(
Task_name[TASKID_RECV], 200, RTEMS_MINIMUM_STACK_SIZE * 2,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES, &Task_id[TASKID_RECV]
);
// ACTN
status = rtems_task_create(
Task_name[TASKID_ACTN], 100, RTEMS_MINIMUM_STACK_SIZE * 2,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES, &Task_id[TASKID_ACTN]
);
// SPIQ
status = rtems_task_create(
Task_name[TASKID_SPIQ], 5, RTEMS_MINIMUM_STACK_SIZE * 2,
RTEMS_DEFAULT_MODES | RTEMS_NO_PREEMPT,
RTEMS_DEFAULT_ATTRIBUTES, &Task_id[TASKID_SPIQ]
);
// SMIQ
status = rtems_task_create(
Task_name[TASKID_SMIQ], 10, RTEMS_MINIMUM_STACK_SIZE * 2,
RTEMS_DEFAULT_MODES | RTEMS_NO_PREEMPT,
RTEMS_DEFAULT_ATTRIBUTES, &Task_id[TASKID_SMIQ]
);
// STAT
status = rtems_task_create(
Task_name[TASKID_STAT], 150, RTEMS_MINIMUM_STACK_SIZE * 2,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES, &Task_id[TASKID_STAT]
);
// AVF0
status = rtems_task_create(
Task_name[TASKID_AVF0], 50, RTEMS_MINIMUM_STACK_SIZE * 2,
RTEMS_DEFAULT_MODES | RTEMS_NO_PREEMPT,
RTEMS_DEFAULT_ATTRIBUTES | RTEMS_FLOATING_POINT, &Task_id[TASKID_AVF0]
);
// BPF0
status = rtems_task_create(
Task_name[TASKID_BPF0], 50, RTEMS_MINIMUM_STACK_SIZE * 2,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES | RTEMS_FLOATING_POINT, &Task_id[TASKID_BPF0]
);
// WFRM
status = rtems_task_create(
Task_name[TASKID_WFRM], 50, RTEMS_MINIMUM_STACK_SIZE * 2,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES | RTEMS_FLOATING_POINT, &Task_id[TASKID_WFRM]
);
// DUMB
status = rtems_task_create(
Task_name[TASKID_DUMB], 200, RTEMS_MINIMUM_STACK_SIZE * 2,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES, &Task_id[TASKID_DUMB]
);
// HOUS
status = rtems_task_create(
Task_name[TASKID_HOUS], 199, RTEMS_MINIMUM_STACK_SIZE * 2,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES, &Task_id[TASKID_HOUS]
);
return 0;
}
int start_all_tasks( void )
{
rtems_status_code status;
status = rtems_task_start( Task_id[TASKID_SPIQ], spiq_task, 1 );
if (status!=RTEMS_SUCCESSFUL) {
PRINTF("In INIT *** Error starting TASK_SPIQ\n")
}
status = rtems_task_start( Task_id[TASKID_RECV], recv_task, 1 );
if (status!=RTEMS_SUCCESSFUL) {
PRINTF("In INIT *** Error starting TASK_RECV\n")
}
status = rtems_task_start( Task_id[TASKID_ACTN], actn_task, 1 );
if (status!=RTEMS_SUCCESSFUL) {
PRINTF("In INIT *** Error starting TASK_ACTN\n")
}
status = rtems_task_start( Task_id[TASKID_SMIQ], smiq_task, 1 );
if (status!=RTEMS_SUCCESSFUL) {
PRINTF("In INIT *** Error starting TASK_BPPR\n")
}
status = rtems_task_start( Task_id[TASKID_STAT], stat_task, 1 );
if (status!=RTEMS_SUCCESSFUL) {
PRINTF("In INIT *** Error starting TASK_STAT\n")
}
status = rtems_task_start( Task_id[TASKID_AVF0], avf0_task, 1 );
if (status!=RTEMS_SUCCESSFUL) {
PRINTF("In INIT *** Error starting TASK_AVF0\n")
}
status = rtems_task_start( Task_id[TASKID_BPF0], bpf0_task, 1 );
if (status!=RTEMS_SUCCESSFUL) {
PRINTF("In INIT *** Error starting TASK_BPF0\n")
}
status = rtems_task_start( Task_id[TASKID_WFRM], wfrm_task, 1 );
if (status!=RTEMS_SUCCESSFUL) {
PRINTF("In INIT *** Error starting TASK_WFRM\n")
}
status = rtems_task_start( Task_id[TASKID_DUMB], dumb_task, 1 );
if (status!=RTEMS_SUCCESSFUL) {
PRINTF("In INIT *** Error starting TASK_DUMB\n")
}
status = rtems_task_start( Task_id[TASKID_HOUS], hous_task, 1 );
if (status!=RTEMS_SUCCESSFUL) {
PRINTF("In INIT *** Error starting TASK_HOUS\n")
}
return 0;
}
int spacewire_configure_link( void )
{
rtems_status_code status;
close(fdSPW); // close the device if it is already open
PRINTF("OK *** in configure_spw_link *** try to open "GRSPW_DEVICE_NAME"\n")
fdSPW = open(GRSPW_DEVICE_NAME, O_RDWR); // open the device. the open call reset the hardware
if ( fdSPW<0 ) {
PRINTF("ERR *** in configure_spw_link *** Error opening"GRSPW_DEVICE_NAME"\n")
}
while(ioctl(fdSPW, SPACEWIRE_IOCTRL_START, -1) != RTEMS_SUCCESSFUL){
PRINTF(".")
fflush( stdout );
close( fdSPW ); // close the device
fdSPW = open( GRSPW_DEVICE_NAME, O_RDWR ); // open the device. the open call reset the hardware
if (fdSPW<0) {
PRINTF("ERR *** In configure_spw_link *** Error opening"GRSPW_DEVICE_NAME"\n")
}
rtems_task_wake_after(100);
}
PRINTF("OK *** In configure_spw_link *** "GRSPW_DEVICE_NAME" opened and started successfully\n")
spacewire_set_NP(1, REGS_ADDR_GRSPW); // No Port force
spacewire_set_RE(1, REGS_ADDR_GRSPW); // the dedicated call seems to break the no port force configuration
status = ioctl(fdSPW, SPACEWIRE_IOCTRL_SET_RXBLOCK, 1); // sets the blocking mode for reception
if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_RXBLOCK\n")
//
//status = ioctl(fdSPW, SPACEWIRE_IOCTRL_SET_EVENT_ID, Task_id[TASKID_SPIQ]); // sets the task ID to which an event is sent when a
//if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_EVENT_ID\n") // link-error interrupt occurs
//
status = ioctl(fdSPW, SPACEWIRE_IOCTRL_SET_DISABLE_ERR, 0); // automatic link-disabling due to link-error interrupts
if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_DISABLE_ERR\n")
//
status = ioctl(fdSPW, SPACEWIRE_IOCTRL_SET_LINK_ERR_IRQ, 1); // sets the link-error interrupt bit
if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_LINK_ERR_IRQ\n")
//
status = ioctl(fdSPW, SPACEWIRE_IOCTRL_SET_TXBLOCK, 0); // transmission blocks
if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_TXBLOCK\n")
//
status = ioctl(fdSPW, SPACEWIRE_IOCTRL_SET_TXBLOCK_ON_FULL, 0); // transmission blocks on full
if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_TXBLOCK_ON_FULL\n")
//
status = ioctl(fdSPW, SPACEWIRE_IOCTRL_SET_TCODE_CTRL, 0x0909);
if (status!=RTEMS_SUCCESSFUL) PRINTF("in SPIQ *** Error SPACEWIRE_IOCTRL_SET_TCODE_CTRL,\n")
PRINTF("OK *** in configure_spw_link *** "GRSPW_DEVICE_NAME" configured successfully\n")
return RTEMS_SUCCESSFUL;
}
int spacewire_try_to_start(void)
{
unsigned int i;
int linkStatus;
rtems_status_code status = RTEMS_UNSATISFIED;
for(i = 0; i< 10; i++){
PRINTF(".")
fflush( stdout );
ioctl(fdSPW, SPACEWIRE_IOCTRL_GET_LINK_STATUS, &linkStatus); // get the link status
PRINTF1("in spacewire_try_to_start *** link status is: %s\n", lstates[linkStatus])
if ( linkStatus == 5) {
PRINTF("in spacewire_try_to_start *** link is running\n")
status = RTEMS_SUCCESSFUL;
break;
}
rtems_task_wake_after(100);
}
return status;
}
void spacewire_set_NP(unsigned char val, unsigned int regAddr) // [N]o [P]ort force
{
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
{
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()
{
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;
}
rtems_status_code write_spw(spw_ioctl_pkt_send* spw_ioctl_send)
{
rtems_status_code status;
status = ioctl( fdSPW, SPACEWIRE_IOCTRL_SEND, spw_ioctl_send );
if (status != RTEMS_SUCCESSFUL){
//PRINTF1("ERR *** in write_spw *** write operation failed with code: %d\n", status)
}
return status;
}
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");
}
}