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-rw-r--r--hw/ide/ahci.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c
index caff7bc..f7ef114 100644
--- a/hw/ide/ahci.c
+++ b/hw/ide/ahci.c
@@ -146,6 +146,7 @@ static void ahci_check_irq(AHCIState *s)
DPRINTF(-1, "check irq %#x\n", s->control_regs.irqstatus);
+ s->control_regs.irqstatus = 0;
for (i = 0; i < s->ports; i++) {
AHCIPortRegs *pr = &s->dev[i].port_regs;
if (pr->irq_stat & pr->irq_mask) {
@@ -216,6 +217,7 @@ static void ahci_port_write(AHCIState *s, int port, int offset, uint32_t val)
break;
case PORT_IRQ_STAT:
pr->irq_stat &= ~val;
+ ahci_check_irq(s);
break;
case PORT_IRQ_MASK:
pr->irq_mask = val & 0xfdc000ff;