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apic: add send_msi() to APICCommonClass

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The MMIO based interface to APIC doesn't work well with MSIs that have
upper address bits set (remapped x2APIC MSIs).  A specialized interface
is a quick and dirty way to avoid the shortcoming.

Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
This commit is contained in:
Radim Krčmář 2016-10-10 17:28:43 +02:00 • committed by Eduardo Habkost
parent 2f114315dc
commit 267ee35715
4 changed files with 29 additions and 8 deletions
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4
include/hw/i386/apic_internal.h
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@ -146,6 +146,10 @@ typedef struct APICCommonClass
void (*pre_save)(APICCommonState *s);
void (*post_load)(APICCommonState *s);
void (*reset)(APICCommonState *s);
/* send_msi emulates an APIC bus and its proper place would be in a new
* device, but it's convenient to have it here for now.
*/
void (*send_msi)(MSIMessage *msi);
} APICCommonClass;
struct APICCommonState {