On Thu, Jul 19, 2012 at 05:52:41PM -0300, Eduardo Habkost wrote: > When resetting an I/O APIC, its ID is set to 0, so set it to 0 on the > MADT table too. > Actually BIOS needs to configure ioapic id to a uniqe value. This does not really matter for KVM though.
> Signed-off-by: Eduardo Habkost <ehabk...@redhat.com> > --- > src/acpi.c | 2 +- > src/config.h | 2 ++ > 2 files changed, 3 insertions(+), 1 deletion(-) > > diff --git a/src/acpi.c b/src/acpi.c > index 55e4607..3f55de9 100644 > --- a/src/acpi.c > +++ b/src/acpi.c > @@ -335,7 +335,7 @@ build_madt(void) > struct madt_io_apic *io_apic = (void*)apic; > io_apic->type = APIC_IO; > io_apic->length = sizeof(*io_apic); > - io_apic->io_apic_id = CountCPUs; > + io_apic->io_apic_id = BUILD_IOAPIC_ID; > io_apic->address = cpu_to_le32(BUILD_IOAPIC_ADDR); > io_apic->interrupt = cpu_to_le32(0); > > diff --git a/src/config.h b/src/config.h > index 3a70867..878c691 100644 > --- a/src/config.h > +++ b/src/config.h > @@ -52,9 +52,11 @@ > #define BUILD_PCIMEM64_END 0x10000000000ULL > > #define BUILD_IOAPIC_ADDR 0xfec00000 > +#define BUILD_IOAPIC_ID 0 > #define BUILD_HPET_ADDRESS 0xfed00000 > #define BUILD_APIC_ADDR 0xfee00000 > > + > // Important real-mode segments > #define SEG_IVT 0x0000 > #define SEG_BDA 0x0040 > -- > 1.7.10.4 -- Gleb.