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qtest/libqos: add a function to initialize secondary PCI buses

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Scan the PCI devices to find bridge and set PCI_SECONDARY_BUS and
PCI_SUBORDINATE_BUS (algorithm from seabios)

Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Acked-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20211208130350.10178-2-lvivier@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
Laurent Vivier 2021-12-08 14:03:47 +01:00 • committed by Thomas Huth
parent 76b56fdfc9
commit efe84f03ea
3 changed files with 128 additions and 0 deletions
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tests/qtest/libqos/pci.h
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@ -81,6 +81,7 @@ void qpci_device_foreach(QPCIBus *bus, int vendor_id, int device_id,
void *data);
QPCIDevice *qpci_device_find(QPCIBus *bus, int devfn);
void qpci_device_init(QPCIDevice *dev, QPCIBus *bus, QPCIAddress *addr);
int qpci_secondary_buses_init(QPCIBus *bus);
bool qpci_has_buggy_msi(QPCIDevice *dev);
bool qpci_check_buggy_msi(QPCIDevice *dev);