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HV: Refine APICv capabilities detection

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- by default, ACRN will not support platform without
   below APICv features:
    -- Use TPR shadow
    -- APIC-register virtualization

 - remove mmio emualtion of local APIC for guest

Signed-off-by: Yonghua Huang <yonghua.huang@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
This commit is contained in:
Yonghua Huang
2018-08-23 18:29:31 +08:00
committed by lijinxia
parent f95d07dc43
commit 7bc1a3f925
5 changed files with 51 additions and 189 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
hypervisor/include/arch/x86/guest/vlapic.h
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@@ -60,11 +60,6 @@ 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);
int vlapic_wrmsr(struct vcpu *vcpu, uint32_t msr, uint64_t wval);
int vlapic_read_mmio_reg(struct vcpu *vcpu, uint64_t gpa, uint64_t *rval,
__unused uint8_t size);
int vlapic_write_mmio_reg(struct vcpu *vcpu, uint64_t gpa,
uint64_t wval, uint8_t size);
/*
* Signals to the LAPIC that an interrupt at 'vector' needs to be generated
* to the 'cpu', the state is recorded in IRR.
@@ -107,15 +102,9 @@ void vlapic_reset_tmr(struct acrn_vlapic *vlapic);
void vlapic_set_tmr_one_vec(struct acrn_vlapic *vlapic, uint32_t delmode,
uint32_t vector, bool level);
void
vlapic_apicv_batch_set_tmr(struct acrn_vlapic *vlapic);
int vlapic_mmio_access_handler(struct vcpu *vcpu, struct io_request *io_req,
__unused void *handler_private_data);
void vlapic_apicv_batch_set_tmr(struct acrn_vlapic *vlapic);
uint32_t vlapic_get_id(struct acrn_vlapic *vlapic);
uint8_t vlapic_get_apicid(struct acrn_vlapic *vlapic);
int vlapic_create(struct vcpu *vcpu);
void vlapic_free(struct vcpu *vcpu);
void vlapic_init(struct acrn_vlapic *vlapic);
@@ -129,6 +118,5 @@ int apic_access_vmexit_handler(struct vcpu *vcpu);
int apic_write_vmexit_handler(struct vcpu *vcpu);
int veoi_vmexit_handler(struct vcpu *vcpu);
int tpr_below_threshold_vmexit_handler(__unused struct vcpu *vcpu);
void calcvdest(struct vm *vm, uint64_t *dmask, uint32_t dest, bool phys);
#endif /* _VLAPIC_H_ */