diff options
Diffstat (limited to 'hw/i8259.c')
| -rw-r--r-- | hw/i8259.c | 18 |
1 files changed, 0 insertions, 18 deletions
diff --git a/hw/i8259.c b/hw/i8259.c index 7ecb7e1de6..65876662a1 100644 --- a/hw/i8259.c +++ b/hw/i8259.c @@ -26,7 +26,6 @@ #include "isa.h" #include "monitor.h" #include "qemu-timer.h" -#include "sysemu.h" #include "i8259_internal.h" /* debug PIC */ @@ -194,20 +193,6 @@ int pic_read_irq(DeviceState *d) pic_intack(slave_pic, irq2); } else { /* spurious IRQ on slave controller */ - if (no_spurious_interrupt_hack) { - /* Pretend it was delivered and acknowledged. If - * it was spurious due to slave_pic->imr, then - * as soon as the mask is cleared, the slave will - * re-trigger IRQ2 on the master. If it is spurious for - * some other reason, make sure we don't keep trying - * to half-process the same spurious interrupt over - * and over again. - */ - s->irr &= ~(1<<irq); - s->last_irr &= ~(1<<irq); - s->isr &= ~(1<<irq); - return -1; - } irq2 = 7; } intno = slave_pic->irq_base + irq2; @@ -217,9 +202,6 @@ int pic_read_irq(DeviceState *d) pic_intack(s, irq); } else { /* spurious IRQ on host controller */ - if (no_spurious_interrupt_hack) { - return -1; - } irq = 7; intno = s->irq_base + irq; } |