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https://github.com/projectacrn/acrn-hypervisor.git
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hv/mod_irq: move guest interrupt API out of x86/irq.h
A new x86/guest/virq.h head file now contains all guest related interrupt handling API. Tracked-On: #5825 Signed-off-by: Jason Chen CJ <jason.cj.chen@intel.com>
This commit is contained in:
Liang Yi
wenlingz
122
hypervisor/include/arch/x86/guest/virq.h
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122
hypervisor/include/arch/x86/guest/virq.h
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@@ -0,0 +1,122 @@
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/*
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* Copyright (C) 2021 Intel Corporation. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef ARCH_X86_GUEST_VIRQ_H
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#define ARCH_X86_GUEST_VIRQ_H
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struct acrn_vcpu;
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struct acrn_vm;
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/**
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* @brief virtual IRQ
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*
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* @addtogroup acrn_virq ACRN vIRQ
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* @{
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*/
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/**
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* @brief Queue exception to guest.
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*
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* This exception may be injected immediately or later,
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* depends on the exeception class.
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*
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* @param[in] vcpu Pointer to vCPU.
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* @param[in] vector_arg Vector of the exeception.
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* @param[in] err_code_arg Error Code to be injected.
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*
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* @retval 0 on success
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* @retval -EINVAL on error that vector is invalid.
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*
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* @pre vcpu != NULL
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*/
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int32_t vcpu_queue_exception(struct acrn_vcpu *vcpu, uint32_t vector_arg, uint32_t err_code_arg);
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/**
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* @brief Inject external interrupt to guest.
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*
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* @param[in] vcpu Pointer to vCPU.
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*
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* @return None
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*
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* @pre vcpu != NULL
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*/
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void vcpu_inject_extint(struct acrn_vcpu *vcpu);
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/**
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* @brief Inject NMI to guest.
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*
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* @param[in] vcpu Pointer to vCPU.
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*
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* @return None
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*
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* @pre vcpu != NULL
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*/
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void vcpu_inject_nmi(struct acrn_vcpu *vcpu);
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/**
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* @brief Inject general protection exeception(GP) to guest.
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*
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* @param[in] vcpu Pointer to vCPU.
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* @param[in] err_code Error Code to be injected.
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*
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* @return None
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*
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* @pre vcpu != NULL
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*/
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void vcpu_inject_gp(struct acrn_vcpu *vcpu, uint32_t err_code);
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/**
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* @brief Inject page fault exeception(PF) to guest.
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*
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* @param[in] vcpu Pointer to vCPU.
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* @param[in] addr Address that result in PF.
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* @param[in] err_code Error Code to be injected.
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*
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* @return None
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*
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* @pre vcpu != NULL
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*/
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void vcpu_inject_pf(struct acrn_vcpu *vcpu, uint64_t addr, uint32_t err_code);
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/**
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* @brief Inject invalid opcode exeception(UD) to guest.
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*
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* @param[in] vcpu Pointer to vCPU.
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*
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* @return None
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*
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* @pre vcpu != NULL
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*/
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void vcpu_inject_ud(struct acrn_vcpu *vcpu);
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/**
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* @brief Inject stack fault exeception(SS) to guest.
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*
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* @param[in] vcpu Pointer to vCPU.
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*
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* @return None
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*
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* @pre vcpu != NULL
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*/
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void vcpu_inject_ss(struct acrn_vcpu *vcpu);
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void vcpu_make_request(struct acrn_vcpu *vcpu, uint16_t eventid);
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/*
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* @pre vcpu != NULL
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*/
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int32_t exception_vmexit_handler(struct acrn_vcpu *vcpu);
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int32_t nmi_window_vmexit_handler(struct acrn_vcpu *vcpu);
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int32_t interrupt_window_vmexit_handler(struct acrn_vcpu *vcpu);
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int32_t external_interrupt_vmexit_handler(struct acrn_vcpu *vcpu);
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int32_t acrn_handle_pending_request(struct acrn_vcpu *vcpu);
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/**
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* @}
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*/
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/* End of acrn_virq */
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#endif /* ARCH_X86_GUEST_VIRQ_H */
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@@ -96,7 +96,6 @@ struct x86_irq_data {
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struct intr_excp_ctx;
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struct acrn_vcpu;
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struct acrn_vm;
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typedef void (*smp_call_func_t)(void *data);
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@@ -111,120 +110,6 @@ bool is_notification_nmi(const struct acrn_vm *vm);
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void setup_notification(void);
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void setup_pi_notification(void);
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/* RFLAGS */
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#define HV_ARCH_VCPU_RFLAGS_TF (1UL<<8U)
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#define HV_ARCH_VCPU_RFLAGS_IF (1UL<<9U)
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#define HV_ARCH_VCPU_RFLAGS_RF (1UL<<16U)
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/* Interruptability State info */
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#define HV_ARCH_VCPU_BLOCKED_BY_NMI (1UL<<3U)
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#define HV_ARCH_VCPU_BLOCKED_BY_MOVSS (1UL<<1U)
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#define HV_ARCH_VCPU_BLOCKED_BY_STI (1UL<<0U)
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/**
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* @brief virtual IRQ
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*
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* @addtogroup acrn_virq ACRN vIRQ
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* @{
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*/
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/**
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* @brief Queue exception to guest.
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*
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* This exception may be injected immediately or later,
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* depends on the exeception class.
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*
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* @param[in] vcpu Pointer to vCPU.
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* @param[in] vector_arg Vector of the exeception.
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* @param[in] err_code_arg Error Code to be injected.
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*
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* @retval 0 on success
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* @retval -EINVAL on error that vector is invalid.
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*
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* @pre vcpu != NULL
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*/
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int32_t vcpu_queue_exception(struct acrn_vcpu *vcpu, uint32_t vector_arg, uint32_t err_code_arg);
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/**
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* @brief Inject external interrupt to guest.
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*
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* @param[in] vcpu Pointer to vCPU.
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*
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* @return None
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*
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* @pre vcpu != NULL
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*/
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void vcpu_inject_extint(struct acrn_vcpu *vcpu);
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/**
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* @brief Inject NMI to guest.
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*
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* @param[in] vcpu Pointer to vCPU.
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*
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* @return None
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*
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* @pre vcpu != NULL
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*/
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void vcpu_inject_nmi(struct acrn_vcpu *vcpu);
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/**
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* @brief Inject general protection exeception(GP) to guest.
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*
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* @param[in] vcpu Pointer to vCPU.
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* @param[in] err_code Error Code to be injected.
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*
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* @return None
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*
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* @pre vcpu != NULL
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*/
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void vcpu_inject_gp(struct acrn_vcpu *vcpu, uint32_t err_code);
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/**
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* @brief Inject page fault exeception(PF) to guest.
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*
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* @param[in] vcpu Pointer to vCPU.
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* @param[in] addr Address that result in PF.
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* @param[in] err_code Error Code to be injected.
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*
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* @return None
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*
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* @pre vcpu != NULL
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*/
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void vcpu_inject_pf(struct acrn_vcpu *vcpu, uint64_t addr, uint32_t err_code);
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/**
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* @brief Inject invalid opcode exeception(UD) to guest.
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*
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* @param[in] vcpu Pointer to vCPU.
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*
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* @return None
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*
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* @pre vcpu != NULL
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*/
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void vcpu_inject_ud(struct acrn_vcpu *vcpu);
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/**
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* @brief Inject stack fault exeception(SS) to guest.
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*
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* @param[in] vcpu Pointer to vCPU.
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*
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* @return None
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*
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* @pre vcpu != NULL
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*/
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void vcpu_inject_ss(struct acrn_vcpu *vcpu);
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void vcpu_make_request(struct acrn_vcpu *vcpu, uint16_t eventid);
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/*
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* @pre vcpu != NULL
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*/
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int32_t exception_vmexit_handler(struct acrn_vcpu *vcpu);
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int32_t nmi_window_vmexit_handler(struct acrn_vcpu *vcpu);
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int32_t interrupt_window_vmexit_handler(struct acrn_vcpu *vcpu);
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int32_t external_interrupt_vmexit_handler(struct acrn_vcpu *vcpu);
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int32_t acrn_handle_pending_request(struct acrn_vcpu *vcpu);
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/**
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* @brief Allocate a vectror and bind it to irq
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*
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@@ -255,11 +140,6 @@ uint32_t irq_to_vector(uint32_t irq);
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*/
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void dispatch_interrupt(const struct intr_excp_ctx *ctx);
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/**
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* @}
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*/
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/* End of acrn_virq */
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/* Arch specific routines called from generic IRQ handling */
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struct irq_desc;
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