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Clearing pending interrupts in aicInit() 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@11253 35acf78f-673a-0410-8e92-d51de3d6d3f4
This commit is contained in:
edolomb 2018-01-10 16:49:56 +00:00
parent b2b85afbf9
commit 02f181b45c
1 changed files with 41 additions and 0 deletions
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41
os/hal/ports/SAMA/SAMA5D2x/aic.c
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@ -98,12 +98,26 @@ void aicInit(void) {
Aic *aic = AIC;
#endif
aicDisableWP(aic);
unsigned i;
/* Disable all interrupts */
for (i = 1; i < ID_PERIPH_COUNT; i++) {
aic->AIC_SSR = i;
aic->AIC_IDCR = AIC_IDCR_INTD;
/* Changes type */
aic->AIC_SSR = i;
aic->AIC_SMR = AIC_SMR_SRCTYPE(EXT_NEGATIVE_EDGE);
/* Clear pending interrupt */
aic->AIC_SSR = i;
aic->AIC_ICCR = AIC_ICCR_INTCLR;
/* Changes type */
aic->AIC_SSR = i;
aic->AIC_SMR = AIC_SMR_SRCTYPE(INT_LEVEL_SENSITIVE);
}
aicEnableWP(aic);
}
/**
@ -137,6 +151,33 @@ void aicSetSourcePriority(uint32_t source, uint8_t priority) {
aicEnableWP(aic);
}
/**
* @brief Configures type of interrupt in the AIC.
*
* @param[in] source interrupt source to configure
* @param[in] type type interrupt of the selected source.
*/
void aicSetIntSourceType(uint32_t source, uint8_t type) {
#if SAMA_HAL_IS_SECURE
Aic *aic = SAIC;
#else
Aic *aic = AIC;
#endif
/* Disable write protection */
aicDisableWP(aic);
/* Set source id */
aic->AIC_SSR = source;
/* Disable the interrupt first */
aic->AIC_IDCR = AIC_IDCR_INTD;
/* Configure priority */
aic->AIC_SMR = AIC_SMR_SRCTYPE(type);
/* Clear interrupt */
aic->AIC_ICCR = AIC_ICCR_INTCLR;
/* Enable write protection */
aicEnableWP(aic);
}
/**
* @brief Sets the source handler of an interrupt.
*