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These helpers abstract the interaction of upcoming pci-assign with the KVM kernel services. Put them under i386 only as other archs will implement device pass-through via VFIO and not this classic interface. Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Acked-by: Acked-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
39 lines
1.3 KiB
C
39 lines
1.3 KiB
C
/*
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* QEMU KVM support -- x86 specific functions.
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*
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* Copyright (c) 2012 Linaro Limited
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*
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*/
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#ifndef QEMU_KVM_I386_H
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#define QEMU_KVM_I386_H
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#include "kvm.h"
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bool kvm_allows_irq0_override(void);
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int kvm_device_pci_assign(KVMState *s, PCIHostDeviceAddress *dev_addr,
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uint32_t flags, uint32_t *dev_id);
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int kvm_device_pci_deassign(KVMState *s, uint32_t dev_id);
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int kvm_device_intx_assign(KVMState *s, uint32_t dev_id,
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bool use_host_msi, uint32_t guest_irq);
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int kvm_device_intx_set_mask(KVMState *s, uint32_t dev_id, bool masked);
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int kvm_device_intx_deassign(KVMState *s, uint32_t dev_id, bool use_host_msi);
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int kvm_device_msi_assign(KVMState *s, uint32_t dev_id, int virq);
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int kvm_device_msi_deassign(KVMState *s, uint32_t dev_id);
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bool kvm_device_msix_supported(KVMState *s);
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int kvm_device_msix_init_vectors(KVMState *s, uint32_t dev_id,
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uint32_t nr_vectors);
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int kvm_device_msix_set_vector(KVMState *s, uint32_t dev_id, uint32_t vector,
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int virq);
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int kvm_device_msix_assign(KVMState *s, uint32_t dev_id);
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int kvm_device_msix_deassign(KVMState *s, uint32_t dev_id);
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#endif
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