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apic: use emulated lapic version 0x14 on pc machines >= 2.1

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Add "version" property to local apic, and have it default to
0x14 for pc machines starting at 2.1. For compatibility with
previous releases, pc machines up to 2.0 will have their local
apic version set to 0x11.

Signed-off-by: Gabriel L. Somlo <somlo@cmu.edu>
Acked-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Gabriel L. Somlo 2014-05-05 10:52:51 -04:00 • committed by Michael S. Tsirkin
parent 9df11c9f08
commit aa93200b88
4 changed files with 6 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

2
hw/intc/apic.c
View file

@ -675,7 +675,7 @@ static uint32_t apic_mem_readl(void *opaque, hwaddr addr)
val = s->id << 24;
break;
case 0x03: /* version */
val = 0x11 | ((APIC_LVT_NB - 1) << 16); /* version 0x11 */
val = s->version | ((APIC_LVT_NB - 1) << 16);
break;
case 0x08:
apic_sync_vapic(s, SYNC_FROM_VAPIC);

1
hw/intc/apic_common.c
View file

@ -380,6 +380,7 @@ static const VMStateDescription vmstate_apic_common = {
static Property apic_properties_common[] = {
DEFINE_PROP_UINT8("id", APICCommonState, id, -1),
DEFINE_PROP_UINT8("version", APICCommonState, version, 0x14),
DEFINE_PROP_BIT("vapic", APICCommonState, vapic_control, VAPIC_ENABLE_BIT,
true),
DEFINE_PROP_END_OF_LIST(),