diff options
Diffstat (limited to 'hw/i386/x86-iommu.c')
-rw-r--r-- | hw/i386/x86-iommu.c | 31 |
1 files changed, 8 insertions, 23 deletions
diff --git a/hw/i386/x86-iommu.c b/hw/i386/x86-iommu.c index 86ad03972e..01d11325a6 100644 --- a/hw/i386/x86-iommu.c +++ b/hw/i386/x86-iommu.c @@ -77,30 +77,17 @@ void x86_iommu_irq_to_msi_message(X86IOMMUIrq *irq, MSIMessage *msg_out) msg_out->data = msg.msi_data; } -/* Default X86 IOMMU device */ -static X86IOMMUState *x86_iommu_default = NULL; - -static void x86_iommu_set_default(X86IOMMUState *x86_iommu) -{ - assert(x86_iommu); - - if (x86_iommu_default) { - error_report("QEMU does not support multiple vIOMMUs " - "for x86 yet."); - exit(1); - } - - x86_iommu_default = x86_iommu; -} - X86IOMMUState *x86_iommu_get_default(void) { - return x86_iommu_default; -} + MachineState *ms = MACHINE(qdev_get_machine()); + PCMachineState *pcms = + PC_MACHINE(object_dynamic_cast(OBJECT(ms), TYPE_PC_MACHINE)); -IommuType x86_iommu_get_type(void) -{ - return x86_iommu_default->type; + if (pcms && + object_dynamic_cast(OBJECT(pcms->iommu), TYPE_X86_IOMMU_DEVICE)) { + return X86_IOMMU_DEVICE(pcms->iommu); + } + return NULL; } static void x86_iommu_realize(DeviceState *dev, Error **errp) @@ -136,8 +123,6 @@ static void x86_iommu_realize(DeviceState *dev, Error **errp) if (x86_class->realize) { x86_class->realize(dev, errp); } - - x86_iommu_set_default(X86_IOMMU_DEVICE(dev)); } static Property x86_iommu_properties[] = { |