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hv: vlapic: make vlapic deliver interrupt related functions more readable

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Rename vlapic_deliver_intr to vlapic_receive_intr: ioapic/msi device
deliver an interrupt to lapic.
Rename vlapic_pending_intr to vlapic_find_deliverable_intr: find a
deliverable interrupt which pending in irr and its priority large than ppr.
Rename vlapic_intr_accepted to vlapic_get_deliverable_intr: get the deliverable
interrupt from irr and set it in isr (which also raise ppr update)

Tracked-On: #1842
Signed-off-by: Li, Fei1 <fei1.li@intel.com>
This commit is contained in:
Li, Fei1
2019-02-02 00:30:20 +08:00
committed by acrnsi
parent 123c2b5fa4
commit ce19dd423e
7 changed files with 39 additions and 44 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
hypervisor/include/arch/x86/guest/vlapic.h
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@@ -122,25 +122,25 @@ uint64_t vlapic_get_cr8(const struct acrn_vlapic *vlapic);
/**
* @brief Get pending virtual interrupts for vLAPIC.
* @brief Find a deliverable virtual interrupts for vLAPIC in irr.
*
* @param[in] vlapic Pointer to target vLAPIC data structure
* @param[inout] vecptr Pointer to vector buffer and will be filled
* with eligible vector if any.
*
* @retval 0 There is no eligible pending vector.
* @retval 1 There is pending vector.
* @retval false There is no deliverable pending vector.
* @retval true There is deliverable vector.
*
* @remark The vector does not automatically transition to the ISR as a
* result of calling this function.
*/
int32_t vlapic_pending_intr(const struct acrn_vlapic *vlapic, uint32_t *vecptr);
bool vlapic_find_deliverable_intr(const struct acrn_vlapic *vlapic, uint32_t *vecptr);
/**
* @brief Accept virtual interrupt.
* @brief Get a deliverable virtual interrupt from irr to isr.
*
* Transition 'vector' from IRR to ISR. This function is called with the
* vector returned by 'vlapic_pending_intr()' when the guest is able to
* vector returned by 'vlapic_find_deliverable_intr()' when the guest is able to
* accept this interrupt (i.e. RFLAGS.IF = 1 and no conditions exist that
* block interrupt delivery).
*
@@ -151,7 +151,7 @@ int32_t vlapic_pending_intr(const struct acrn_vlapic *vlapic, uint32_t *vecptr);
*
* @pre vlapic != NULL
*/
void vlapic_intr_accepted(struct acrn_vlapic *vlapic, uint32_t vector);
void vlapic_get_deliverable_intr(struct acrn_vlapic *vlapic, uint32_t vector);
/**
* @brief Send notification vector to target pCPU.
@@ -224,7 +224,7 @@ int32_t vlapic_set_local_intr(struct acrn_vm *vm, uint16_t vcpu_id_arg, uint32_t
*/
int32_t vlapic_intr_msi(struct acrn_vm *vm, uint64_t addr, uint64_t msg);
void vlapic_deliver_intr(struct acrn_vm *vm, bool level, uint32_t dest,
void vlapic_receive_intr(struct acrn_vm *vm, bool level, uint32_t dest,
bool phys, uint32_t delmode, uint32_t vec, bool rh);
uint32_t vlapic_get_apicid(const struct acrn_vlapic *vlapic);
@@ -248,8 +248,8 @@ int32_t apic_access_vmexit_handler(struct acrn_vcpu *vcpu);
int32_t apic_write_vmexit_handler(struct acrn_vcpu *vcpu);
int32_t veoi_vmexit_handler(struct acrn_vcpu *vcpu);
int32_t tpr_below_threshold_vmexit_handler(__unused struct acrn_vcpu *vcpu);
void vlapic_calcdest(struct acrn_vm *vm, uint64_t *dmask, uint32_t dest, bool phys, bool lowprio);
void vlapic_calcdest_lapic_pt(struct acrn_vm *vm, uint64_t *dmask, uint32_t dest, bool phys);
void vlapic_calc_dest(struct acrn_vm *vm, uint64_t *dmask, uint32_t dest, bool phys, bool lowprio);
void vlapic_calc_dest_lapic_pt(struct acrn_vm *vm, uint64_t *dmask, uint32_t dest, bool phys);
/**
* @}