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hv:enable APICv-Posted Interrupt

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to enable APICv Posted interrupt supported, following the
 specifications defined in Intel SDM Section #29.6, Volume3.

 Posted-interrupt processing is a feature by which a processor
 processes the virtual interrupts by recording them as pending
 on the virtual-APIC page.

 Injecting interrupts to VCPU from remote CPU without causing
 VM exit on the destination, following steps in SDM Section 29.6,volume3:

Tracked-On: #1447
Signed-off-by: Yonghua Huang <yonghua.huang@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Yonghua Huang
2018-10-09 19:50:58 +08:00
committed by Xie, Nanlin
parent a028567b9c
commit 38d5df723d
9 changed files with 80 additions and 4 deletions
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2
hypervisor/include/arch/x86/guest/vlapic.h
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@@ -122,6 +122,8 @@ int vlapic_pending_intr(struct acrn_vlapic *vlapic, uint32_t *vecptr);
* block interrupt delivery).
*/
void vlapic_intr_accepted(struct acrn_vlapic *vlapic, uint32_t vector);
void vlapic_post_intr(uint16_t dest_pcpu_id);
uint64_t apicv_get_pir_desc_paddr(struct vcpu *vcpu);
struct acrn_vlapic *vm_lapic_from_pcpuid(struct vm *vm, uint16_t pcpu_id);
int vlapic_rdmsr(struct vcpu *vcpu, uint32_t msr, uint64_t *rval);