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hw/pci: delay bus_master_enable_region initialization

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Skip bus_master_enable region creation on PCI device init
in order to be sure the IOMMU device (if present) would
be created in advance. Add this memory region at machine_done time.

Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Marcel Apfelbaum 2016-06-27 18:38:32 +03:00 • committed by Michael S. Tsirkin
parent 1b04cc801a
commit b86eacb804
4 changed files with 40 additions and 9 deletions
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2
include/hw/pci/pci_bus.h
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@ -39,6 +39,8 @@ struct PCIBus {
Keep a count of the number of devices with raised IRQs. */
int nirq;
int *irq_count;
Notifier machine_done;
};
typedef struct PCIBridgeWindows PCIBridgeWindows;

1
include/sysemu/sysemu.h
View file

@ -75,6 +75,7 @@ void qemu_add_exit_notifier(Notifier *notify);
void qemu_remove_exit_notifier(Notifier *notify);
void qemu_add_machine_init_done_notifier(Notifier *notify);
void qemu_remove_machine_init_done_notifier(Notifier *notify);
void hmp_savevm(Monitor *mon, const QDict *qdict);
int load_vmstate(const char *name);