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head/sys/amd64/vmm/io/ppt.c
| Show First 20 Lines • Show All 148 Lines • ▼ Show 20 Lines | |||||
| static int | static int | ||||
| ppt_attach(device_t dev) | ppt_attach(device_t dev) | ||||
| { | { | ||||
| struct pptdev *ppt; | struct pptdev *ppt; | ||||
| ppt = device_get_softc(dev); | ppt = device_get_softc(dev); | ||||
| iommu_remove_device(iommu_host_domain(), pci_get_rid(dev)); | |||||
| num_pptdevs++; | num_pptdevs++; | ||||
| TAILQ_INSERT_TAIL(&pptdev_list, ppt, next); | TAILQ_INSERT_TAIL(&pptdev_list, ppt, next); | ||||
| ppt->dev = dev; | ppt->dev = dev; | ||||
| if (bootverbose) | if (bootverbose) | ||||
| device_printf(dev, "attached\n"); | device_printf(dev, "attached\n"); | ||||
| return (0); | return (0); | ||||
| } | } | ||||
| static int | static int | ||||
| ppt_detach(device_t dev) | ppt_detach(device_t dev) | ||||
| { | { | ||||
| struct pptdev *ppt; | struct pptdev *ppt; | ||||
| ppt = device_get_softc(dev); | ppt = device_get_softc(dev); | ||||
| if (ppt->vm != NULL) | if (ppt->vm != NULL) | ||||
| return (EBUSY); | return (EBUSY); | ||||
| num_pptdevs--; | num_pptdevs--; | ||||
| TAILQ_REMOVE(&pptdev_list, ppt, next); | TAILQ_REMOVE(&pptdev_list, ppt, next); | ||||
| pci_disable_busmaster(dev); | |||||
| iommu_add_device(iommu_host_domain(), pci_get_rid(dev)); | |||||
| return (0); | return (0); | ||||
| } | } | ||||
| static device_method_t ppt_methods[] = { | static device_method_t ppt_methods[] = { | ||||
| /* Device interface */ | /* Device interface */ | ||||
| DEVMETHOD(device_probe, ppt_probe), | DEVMETHOD(device_probe, ppt_probe), | ||||
| DEVMETHOD(device_attach, ppt_attach), | DEVMETHOD(device_attach, ppt_attach), | ||||
| ▲ Show 20 Lines • Show All 177 Lines • ▼ Show 20 Lines | if (ppt->vm != NULL && ppt->vm != vm) | ||||
| return (EBUSY); | return (EBUSY); | ||||
| pci_save_state(ppt->dev); | pci_save_state(ppt->dev); | ||||
| pcie_flr(ppt->dev, | pcie_flr(ppt->dev, | ||||
| max(pcie_get_max_completion_timeout(ppt->dev) / 1000, 10), | max(pcie_get_max_completion_timeout(ppt->dev) / 1000, 10), | ||||
| true); | true); | ||||
| pci_restore_state(ppt->dev); | pci_restore_state(ppt->dev); | ||||
| ppt->vm = vm; | ppt->vm = vm; | ||||
| iommu_remove_device(iommu_host_domain(), pci_get_rid(ppt->dev)); | |||||
| iommu_add_device(vm_iommu_domain(vm), pci_get_rid(ppt->dev)); | iommu_add_device(vm_iommu_domain(vm), pci_get_rid(ppt->dev)); | ||||
| return (0); | return (0); | ||||
| } | } | ||||
| return (ENOENT); | return (ENOENT); | ||||
| } | } | ||||
| int | int | ||||
| ppt_unassign_device(struct vm *vm, int bus, int slot, int func) | ppt_unassign_device(struct vm *vm, int bus, int slot, int func) | ||||
| Show All 12 Lines | if (ppt != NULL) { | ||||
| pcie_flr(ppt->dev, | pcie_flr(ppt->dev, | ||||
| max(pcie_get_max_completion_timeout(ppt->dev) / 1000, 10), | max(pcie_get_max_completion_timeout(ppt->dev) / 1000, 10), | ||||
| true); | true); | ||||
| pci_restore_state(ppt->dev); | pci_restore_state(ppt->dev); | ||||
| ppt_unmap_mmio(vm, ppt); | ppt_unmap_mmio(vm, ppt); | ||||
| ppt_teardown_msi(ppt); | ppt_teardown_msi(ppt); | ||||
| ppt_teardown_msix(ppt); | ppt_teardown_msix(ppt); | ||||
| iommu_remove_device(vm_iommu_domain(vm), pci_get_rid(ppt->dev)); | iommu_remove_device(vm_iommu_domain(vm), pci_get_rid(ppt->dev)); | ||||
| iommu_add_device(iommu_host_domain(), pci_get_rid(ppt->dev)); | |||||
| ppt->vm = NULL; | ppt->vm = NULL; | ||||
| return (0); | return (0); | ||||
| } | } | ||||
| return (ENOENT); | return (ENOENT); | ||||
| } | } | ||||
| int | int | ||||
| ppt_unassign_all(struct vm *vm) | ppt_unassign_all(struct vm *vm) | ||||
| ▲ Show 20 Lines • Show All 262 Lines • Show Last 20 Lines | |||||