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pcie: Helper functions to check if PASID is enabled

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pasid_enabled checks whether the capability is
present or not. If so, we read the configuration space to get
the status of the feature (enabled or not).

Signed-off-by: Clement Mathieu--Drif <clement.mathieu--drif@eviden.com>
Message-Id: <20250520071823.764266-3-clement.mathieu--drif@eviden.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
CLEMENT MATHIEU--DRIF 2025-05-20 07:18:51 +00:00 • committed by Michael S. Tsirkin
parent a8d178e149
commit 1e82e8a828
2 changed files with 11 additions and 0 deletions
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2
include/hw/pci/pcie.h
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@ -154,4 +154,6 @@ void pcie_cap_slot_unplug_request_cb(HotplugHandler *hotplug_dev,
void pcie_pasid_init(PCIDevice *dev, uint16_t offset, uint8_t pasid_width,
bool exec_perm, bool priv_mod);
bool pcie_pasid_enabled(const PCIDevice *dev);
#endif /* QEMU_PCIE_H */