Changeset View

Standalone View

Show First 20 Lines • Show All 1,067 Lines • ▼ Show 20 Lines
static int		static int
pcib_hotplug_present(struct pcib_softc *sc)		pcib_hotplug_present(struct pcib_softc *sc)
{		{

/* Card must be inserted. */		/* Card must be inserted. */
if (!pcib_hotplug_inserted(sc))		if (!pcib_hotplug_inserted(sc))
return (0);		return (0);

/*
* Require the Electromechanical Interlock to be engaged if
* present.
*/
if (sc->pcie_slot_cap & PCIEM_SLOT_CAP_EIP &&
(sc->pcie_slot_sta & PCIEM_SLOT_STA_EIS) == 0)
return (0);

/* Require the Data Link Layer to be active. */		/* Require the Data Link Layer to be active. */
if (!(sc->pcie_link_sta & PCIEM_LINK_STA_DL_ACTIVE))		if (!(sc->pcie_link_sta & PCIEM_LINK_STA_DL_ACTIVE))
return (0);		return (0);

return (-1);		return (-1);
}		}

static void		static void
▲ Show 20 Lines • Show All 241 Lines • ▼ Show 20 Lines	if (rid < 0 && pci_msi_count(dev) > 0) {
if (error == 0)		if (error == 0)
rid = 1;		rid = 1;
}		}

if (rid < 0)		if (rid < 0)
rid = 0;		rid = 0;

sc->pcie_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,		sc->pcie_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
RF_ACTIVE);		RF_ACTIVE \| RF_SHAREABLE);
if (sc->pcie_irq == NULL) {		if (sc->pcie_irq == NULL) {
device_printf(dev,		device_printf(dev,
"Failed to allocate interrupt for PCI-e events\n");		"Failed to allocate interrupt for PCI-e events\n");
if (rid > 0)		if (rid > 0)
pci_release_msi(dev);		pci_release_msi(dev);
return (ENXIO);		return (ENXIO);
}		}

▲ Show 20 Lines • Show All 1,604 Lines • Show Last 20 Lines