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-rw-r--r--arch/arm/common/gic.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/arch/arm/common/gic.c b/arch/arm/common/gic.c
index 43240f315dea..410a546060a2 100644
--- a/arch/arm/common/gic.c
+++ b/arch/arm/common/gic.c
@@ -582,13 +582,16 @@ void __init gic_init(unsigned int gic_nr, int irq_start,
582 * For primary GICs, skip over SGIs. 582 * For primary GICs, skip over SGIs.
583 * For secondary GICs, skip over PPIs, too. 583 * For secondary GICs, skip over PPIs, too.
584 */ 584 */
585 domain->hwirq_base = 32;
585 if (gic_nr == 0) { 586 if (gic_nr == 0) {
586 gic_cpu_base_addr = cpu_base; 587 gic_cpu_base_addr = cpu_base;
587 domain->hwirq_base = 16; 588
588 if (irq_start > 0) 589 if ((irq_start & 31) > 0) {
589 irq_start = (irq_start & ~31) + 16; 590 domain->hwirq_base = 16;
590 } else 591 if (irq_start != -1)
591 domain->hwirq_base = 32; 592 irq_start = (irq_start & ~31) + 16;
593 }
594 }
592 595
593 /* 596 /*
594 * Find out how many interrupts are supported. 597 * Find out how many interrupts are supported.