- ldreq \irqstat, [\base, #IRQ_CAUSE_HIGH_OFF]
- ldreq \tmp, [\base, #IRQ_MASK_HIGH_OFF]
- moveq \irqnr, #63
- andeqs \irqstat, \irqstat, \tmp
+ ldr \irqstat, [\base, #IRQ_CAUSE_HIGH_OFF]
+ ldr \tmp, [\base, #IRQ_MASK_HIGH_OFF]
+ mov \irqnr, #63
+ ands \irqstat, \irqstat, \tmp
+ bne 1001f
+
+ @ if no high interrupts set, check error interrupts
+ ldr \irqstat, [\base, #IRQ_CAUSE_ERR_OFF]
+ ldr \tmp, [\base, #IRQ_MASK_ERR_OFF]
+ mov \irqnr, #95
+ ands \irqstat, \irqstat, \tmp