diff options
-rw-r--r-- | sys/amd64/amd64/io_apic.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/amd64/amd64/io_apic.c b/sys/amd64/amd64/io_apic.c index 4db0c22..350a90a 100644 --- a/sys/amd64/amd64/io_apic.c +++ b/sys/amd64/amd64/io_apic.c @@ -548,10 +548,11 @@ ioapic_create(uintptr_t addr, int32_t apic_id, int intbase) /* * Assume that pin 0 on the first I/O APIC is an ExtINT pin - * and that pins 1-15 are ISA interrupts. Assume that all + * if mixed mode is enabled and an ISA interrupt if not. + * Assume that pins 1-15 are ISA interrupts and that all * other pins are PCI interrupts. */ - if (intpin->io_vector == 0) + if (intpin->io_vector == 0 && mixed_mode_enabled) ioapic_set_extint(io, i); else if (intpin->io_vector < IOAPIC_ISA_INTS) { intpin->io_bus = APIC_BUS_ISA; |