static void gicv2m_realize(DeviceState *dev, Error **errp) { ARMGICv2mState *s = ARM_GICV2M(dev); int i; if (s->num_spi > GICV2M_NUM_SPI_MAX) { error_setg(errp, "requested %u SPIs exceeds GICv2m frame maximum %d", s->num_spi, GICV2M_NUM_SPI_MAX); return; } if (s->base_spi + 32 > 1020 - s->num_spi) { error_setg(errp, "requested base SPI %u+%u exceeds max. number 1020", s->base_spi + 32, s->num_spi); return; } for (i = 0; i < s->num_spi; i++) { sysbus_init_irq(SYS_BUS_DEVICE(dev), &s->spi[i]); } msi_nonbroken = true; kvm_gsi_direct_mapping = true; kvm_msi_via_irqfd_allowed = kvm_irqfds_enabled(); }
static void kvm_arm_its_realize(DeviceState *dev, Error **errp) { GICv3ITSState *s = ARM_GICV3_ITS_COMMON(dev); Error *local_err = NULL; s->dev_fd = kvm_create_device(kvm_state, KVM_DEV_TYPE_ARM_VGIC_ITS, false); if (s->dev_fd < 0) { error_setg_errno(errp, -s->dev_fd, "error creating in-kernel ITS"); return; } /* explicit init of the ITS */ kvm_device_access(s->dev_fd, KVM_DEV_ARM_VGIC_GRP_CTRL, KVM_DEV_ARM_VGIC_CTRL_INIT, NULL, true, &error_abort); /* register the base address */ kvm_arm_register_device(&s->iomem_its_cntrl, -1, KVM_DEV_ARM_VGIC_GRP_ADDR, KVM_VGIC_ITS_ADDR_TYPE, s->dev_fd); gicv3_its_init_mmio(s, NULL); if (!kvm_device_check_attr(s->dev_fd, KVM_DEV_ARM_VGIC_GRP_ITS_REGS, GITS_CTLR)) { error_setg(&s->migration_blocker, "This operating system kernel " "does not support vITS migration"); migrate_add_blocker(s->migration_blocker, &local_err); if (local_err) { error_propagate(errp, local_err); error_free(s->migration_blocker); return; } } else { qemu_add_vm_change_state_handler(vm_change_state_handler, s); } kvm_msi_use_devid = true; kvm_gsi_direct_mapping = false; kvm_msi_via_irqfd_allowed = kvm_irqfds_enabled(); }