static void __INIT__ at91_aic_init(void)
{
int irq;
for(irq = 0; irq < 32; irq++) {
at91_aic_writel(AIC_SVR(irq), irq);
at91_aic_writel(AIC_SMR(irq), (0 << 5) | 0);
irq_assoc_intctl(irq, &at91sam926x_aic_intctrl);
irq_set_handler(irq, irq_handle_level, 0);
}
// at91_aic_writel(AIC_SPU, MAX_IRQ_NUM);
// at91_aic_writel(AIC_DCR, 0);
// at91_aic_writel(AIC_IDCR, ~0UL);
// at91_aic_writel(AIC_ICCR, ~0UL);
}
void irq_handle(__u32 irq)
{
struct int_pin *pin;
assert(irq < MAX_IRQ_NUM);
// printf("%s(): irq = %d\n", __func__, irq);
pin = irq_pin_set + irq;
pin->irq_handle(pin, irq);
#if defined(CONFIG_AT91SAM9261) || defined(CONFIG_AT91SAM9263)
at91_aic_writel(AIC_EOICR, 1);
#endif
}
static void at91sam926x_aic_ack(__u32 irq)
{
at91_aic_writel(AIC_ICCR, 1 << irq);
}
static void at91sam926x_aic_umask(__u32 irq)
{
at91_aic_writel(AIC_IECR, 1 << irq);
}
