📄 main.c
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if( xAreRecursiveMutexTasksStillRunning() != pdTRUE )
{
ulError |= 0x200UL;
}
if( xAreComTestTasksStillRunning() != pdTRUE )
{
ulError |= 0x400UL;
}
if( xAreIntQueueTasksStillRunning() != pdTRUE )
{
ulError |= 0x800UL;
}
if( ulLastRegTest1Count == ulRegTest1Counter )
{
ulError |= 0x1000UL;
}
if( ulLastRegTest2Count == ulRegTest2Counter )
{
ulError |= 0x1000UL;
}
ulLastRegTest1Count = ulRegTest1Counter;
ulLastRegTest2Count = ulRegTest2Counter;
/* If an error has been found then increase our cycle rate, and in so
going increase the rate at which the check task LED toggles. */
if( ulError != 0 )
{
ulTicksToWait = mainERROR_PERIOD;
}
/* Toggle the LED each itteration. */
vParTestToggleLED( mainCHECK_LED );
}
}
/*-----------------------------------------------------------*/
void prvSetupHardware( void )
{
extern void mcf5xxx_wr_cacr( unsigned portLONG );
portDISABLE_INTERRUPTS();
/* Enable the cache. */
mcf5xxx_wr_cacr( MCF5XXX_CACR_CENB | MCF5XXX_CACR_CINV | MCF5XXX_CACR_DISD | MCF5XXX_CACR_CEIB | MCF5XXX_CACR_CLNF_00 );
asm volatile( "NOP" ); /* As per errata. */
/* Multiply 8Mhz reference crystal by 8 to achieve system clock of 64Mhz. */
MCF_CLOCK_SYNCR = MCF_CLOCK_SYNCR_MFD( 2 );
/* Wait for PLL to lock. */
while( !( MCF_CLOCK_SYNSR & MCF_CLOCK_SYNSR_LOCK ) )
{
__asm__ volatile ( "NOP" );
}
/* Setup the port used to toggle LEDs. */
vParTestInitialise();
}
/*-----------------------------------------------------------*/
void vApplicationStackOverflowHook( xTaskHandle *pxTask, signed portCHAR *pcTaskName )
{
/* This will get called if a stack overflow is detected during the context
switch. Set configCHECK_FOR_STACK_OVERFLOWS to 2 to also check for stack
problems within nested interrupts, but only do this for debug purposes as
it will increase the context switch time. */
( void ) pxTask;
( void ) pcTaskName;
for( ;; );
}
/*-----------------------------------------------------------*/
static void vRegTest1Task( void *pvParameters )
{
/* Sanity check - did we receive the parameter expected? */
if( pvParameters != &ulRegTest1Counter )
{
/* Change here so the check task can detect that an error occurred. */
for( ;; );
}
/* Set all the registers to known values, then check that each retains its
expected value - as described at the top of this file. If an error is
found then the loop counter will no longer be incremented allowing the check
task to recognise the error. */
asm volatile ( "reg_test_1_start: \n\t"
" moveq #1, %d0 \n\t"
" moveq #2, %d1 \n\t"
" moveq #3, %d2 \n\t"
" moveq #4, %d3 \n\t"
" moveq #5, %d4 \n\t"
" moveq #6, %d5 \n\t"
" moveq #7, %d6 \n\t"
" moveq #8, %d7 \n\t"
" move #9, %a0 \n\t"
" move #10, %a1 \n\t"
" move #11, %a2 \n\t"
" move #12, %a3 \n\t"
" move #13, %a4 \n\t"
" move #14, %a5 \n\t"
" move #15, %a6 \n\t"
" \n\t"
" cmpi.l #1, %d0 \n\t"
" bne reg_test_1_error \n\t"
" cmpi.l #2, %d1 \n\t"
" bne reg_test_1_error \n\t"
" cmpi.l #3, %d2 \n\t"
" bne reg_test_1_error \n\t"
" cmpi.l #4, %d3 \n\t"
" bne reg_test_1_error \n\t"
" cmpi.l #5, %d4 \n\t"
" bne reg_test_1_error \n\t"
" cmpi.l #6, %d5 \n\t"
" bne reg_test_1_error \n\t"
" cmpi.l #7, %d6 \n\t"
" bne reg_test_1_error \n\t"
" cmpi.l #8, %d7 \n\t"
" bne reg_test_1_error \n\t"
" move %a0, %d0 \n\t"
" cmpi.l #9, %d0 \n\t"
" bne reg_test_1_error \n\t"
" move %a1, %d0 \n\t"
" cmpi.l #10, %d0 \n\t"
" bne reg_test_1_error \n\t"
" move %a2, %d0 \n\t"
" cmpi.l #11, %d0 \n\t"
" bne reg_test_1_error \n\t"
" move %a3, %d0 \n\t"
" cmpi.l #12, %d0 \n\t"
" bne reg_test_1_error \n\t"
" move %a4, %d0 \n\t"
" cmpi.l #13, %d0 \n\t"
" bne reg_test_1_error \n\t"
" move %a5, %d0 \n\t"
" cmpi.l #14, %d0 \n\t"
" bne reg_test_1_error \n\t"
" move %a6, %d0 \n\t"
" cmpi.l #15, %d0 \n\t"
" bne reg_test_1_error \n\t"
" movel ulRegTest1Counter, %d0 \n\t"
" addql #1, %d0 \n\t"
" movel %d0, ulRegTest1Counter \n\t"
" bra reg_test_1_start \n\t"
"reg_test_1_error: \n\t"
" bra reg_test_1_error \n\t"
);
}
/*-----------------------------------------------------------*/
static void vRegTest2Task( void *pvParameters )
{
/* Sanity check - did we receive the parameter expected? */
if( pvParameters != &ulRegTest2Counter )
{
/* Change here so the check task can detect that an error occurred. */
for( ;; );
}
/* Set all the registers to known values, then check that each retains its
expected value - as described at the top of this file. If an error is
found then the loop counter will no longer be incremented allowing the check
task to recognise the error. */
asm volatile ( "reg_test_2_start: \n\t"
" moveq #10, %d0 \n\t"
" moveq #20, %d1 \n\t"
" moveq #30, %d2 \n\t"
" moveq #40, %d3 \n\t"
" moveq #50, %d4 \n\t"
" moveq #60, %d5 \n\t"
" moveq #70, %d6 \n\t"
" moveq #80, %d7 \n\t"
" move #90, %a0 \n\t"
" move #100, %a1 \n\t"
" move #110, %a2 \n\t"
" move #120, %a3 \n\t"
" move #130, %a4 \n\t"
" move #140, %a5 \n\t"
" move #150, %a6 \n\t"
" \n\t"
" cmpi.l #10, %d0 \n\t"
" bne reg_test_2_error \n\t"
" cmpi.l #20, %d1 \n\t"
" bne reg_test_2_error \n\t"
" cmpi.l #30, %d2 \n\t"
" bne reg_test_2_error \n\t"
" cmpi.l #40, %d3 \n\t"
" bne reg_test_2_error \n\t"
" cmpi.l #50, %d4 \n\t"
" bne reg_test_2_error \n\t"
" cmpi.l #60, %d5 \n\t"
" bne reg_test_2_error \n\t"
" cmpi.l #70, %d6 \n\t"
" bne reg_test_2_error \n\t"
" cmpi.l #80, %d7 \n\t"
" bne reg_test_2_error \n\t"
" move %a0, %d0 \n\t"
" cmpi.l #90, %d0 \n\t"
" bne reg_test_2_error \n\t"
" move %a1, %d0 \n\t"
" cmpi.l #100, %d0 \n\t"
" bne reg_test_2_error \n\t"
" move %a2, %d0 \n\t"
" cmpi.l #110, %d0 \n\t"
" bne reg_test_2_error \n\t"
" move %a3, %d0 \n\t"
" cmpi.l #120, %d0 \n\t"
" bne reg_test_2_error \n\t"
" move %a4, %d0 \n\t"
" cmpi.l #130, %d0 \n\t"
" bne reg_test_2_error \n\t"
" move %a5, %d0 \n\t"
" cmpi.l #140, %d0 \n\t"
" bne reg_test_2_error \n\t"
" move %a6, %d0 \n\t"
" cmpi.l #150, %d0 \n\t"
" bne reg_test_2_error \n\t"
" movel ulRegTest1Counter, %d0 \n\t"
" addql #1, %d0 \n\t"
" movel %d0, ulRegTest2Counter \n\t"
" bra reg_test_2_start \n\t"
"reg_test_2_error: \n\t"
" bra reg_test_2_error \n\t"
);
}
/*-----------------------------------------------------------*/
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