Differential D5985 Diff 15380 sys/dev/pci/pci_host_generic.c

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sys/dev/pci/pci_host_generic.c

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#include <sys/kernel.h>		#include <sys/kernel.h>
#include <sys/rman.h>		#include <sys/rman.h>
#include <sys/module.h>		#include <sys/module.h>
#include <sys/bus.h>		#include <sys/bus.h>
#include <sys/endian.h>		#include <sys/endian.h>
#include <sys/cpuset.h>		#include <sys/cpuset.h>
#include <sys/rwlock.h>		#include <sys/rwlock.h>

		#if defined(INTRNG)
		#include <machine/intr.h>
		#endif

#include <dev/ofw/openfirm.h>		#include <dev/ofw/openfirm.h>
#include <dev/ofw/ofw_bus.h>		#include <dev/ofw/ofw_bus.h>
#include <dev/ofw/ofw_bus_subr.h>		#include <dev/ofw/ofw_bus_subr.h>
#include <dev/ofw/ofw_pci.h>		#include <dev/ofw/ofw_pci.h>
#include <dev/pci/pcivar.h>		#include <dev/pci/pcivar.h>
#include <dev/pci/pcireg.h>		#include <dev/pci/pcireg.h>
#include <dev/pci/pcib_private.h>		#include <dev/pci/pcib_private.h>
#include <dev/pci/pci_host_generic.h>		#include <dev/pci/pci_host_generic.h>
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int		int
pci_host_generic_attach(device_t dev)		pci_host_generic_attach(device_t dev)
{		{
struct generic_pcie_softc *sc;		struct generic_pcie_softc *sc;
uint64_t phys_base;		uint64_t phys_base;
uint64_t pci_base;		uint64_t pci_base;
uint64_t size;		uint64_t size;
		phandle_t node;
int error;		int error;
int tuple;		int tuple;
int rid;		int rid;

sc = device_get_softc(dev);		sc = device_get_softc(dev);
sc->dev = dev;		sc->dev = dev;

/* Retrieve 'ranges' property from FDT */		/* Retrieve 'ranges' property from FDT */
▲ Show 20 Lines • Show All 53 Lines • ▼ Show 20 Lines	for (tuple = 0; tuple < MAX_RANGES_TUPLES; tuple++) {
if (error) {		if (error) {
device_printf(dev, "rman_manage_region() failed."		device_printf(dev, "rman_manage_region() failed."
"error = %d\n", error);		"error = %d\n", error);
rman_fini(&sc->mem_rman);		rman_fini(&sc->mem_rman);
return (error);		return (error);
}		}
}		}

ofw_bus_setup_iinfo(ofw_bus_get_node(dev), &sc->pci_iinfo,		node = ofw_bus_get_node(dev);
sizeof(cell_t));		ofw_bus_setup_iinfo(node, &sc->pci_iinfo, sizeof(cell_t));

		/* Find the MSI interrupt handler */
		OF_searchencprop(node, "msi-parent", &sc->msi_parent,
		sizeof(sc->msi_parent));

device_add_child(dev, "pci", -1);		device_add_child(dev, "pci", -1);
return (bus_generic_attach(dev));		return (bus_generic_attach(dev));
}		}

static int		static int
parse_pci_mem_ranges(struct generic_pcie_softc *sc)		parse_pci_mem_ranges(struct generic_pcie_softc *sc)
{		{
pcell_t pci_addr_cells, parent_addr_cells;		pcell_t pci_addr_cells, parent_addr_cells;
▲ Show 20 Lines • Show All 414 Lines • ▼ Show 20 Lines	generic_pcie_deactivate_resource(device_t dev, device_t child, int type, int rid,

return (res);		return (res);
}		}

static int		static int
generic_pcie_alloc_msi(device_t pci, device_t child, int count, int maxcount,		generic_pcie_alloc_msi(device_t pci, device_t child, int count, int maxcount,
int *irqs)		int *irqs)
{		{
		#if defined(INTRNG)
		struct generic_pcie_softc *sc;

#if defined(__aarch64__)		sc = device_get_softc(pci);
		return (intr_alloc_msi(pci, child, sc->msi_parent, count, maxcount,
		irqs));
		#elif defined(__aarch64__)
return (arm_alloc_msi(pci, child, count, maxcount, irqs));		return (arm_alloc_msi(pci, child, count, maxcount, irqs));
#else		#else
return (ENXIO);		return (ENXIO);
#endif		#endif
}		}

static int		static int
generic_pcie_release_msi(device_t pci, device_t child, int count, int *irqs)		generic_pcie_release_msi(device_t pci, device_t child, int count, int *irqs)
{		{
		#if defined(INTRNG)
		struct generic_pcie_softc *sc;

#if defined(__aarch64__)		sc = device_get_softc(pci);
		return (intr_release_msi(pci, child, sc->msi_parent, count, irqs));
		#elif defined(__aarch64__)
return (arm_release_msi(pci, child, count, irqs));		return (arm_release_msi(pci, child, count, irqs));
#else		#else
return (ENXIO);		return (ENXIO);
#endif		#endif
}		}

static int		static int
generic_pcie_map_msi(device_t pci, device_t child, int irq, uint64_t *addr,		generic_pcie_map_msi(device_t pci, device_t child, int irq, uint64_t *addr,
uint32_t *data)		uint32_t *data)
{		{
		#if defined(INTRNG)
		struct generic_pcie_softc *sc;

#if defined(__aarch64__)		sc = device_get_softc(pci);
		return (intr_map_msi(pci, child, sc->msi_parent, irq, addr, data));
		#elif defined(__aarch64__)
return (arm_map_msi(pci, child, irq, addr, data));		return (arm_map_msi(pci, child, irq, addr, data));
#else		#else
return (ENXIO);		return (ENXIO);
#endif		#endif
}		}

static int		static int
generic_pcie_alloc_msix(device_t pci, device_t child, int *irq)		generic_pcie_alloc_msix(device_t pci, device_t child, int *irq)
{		{
		#if defined(INTRNG)
		struct generic_pcie_softc *sc;

#if defined(__aarch64__)		sc = device_get_softc(pci);
		return (intr_alloc_msix(pci, child, sc->msi_parent, irq));
		#elif defined(__aarch64__)
return (arm_alloc_msix(pci, child, irq));		return (arm_alloc_msix(pci, child, irq));
#else		#else
return (ENXIO);		return (ENXIO);
#endif		#endif
}		}

static int		static int
generic_pcie_release_msix(device_t pci, device_t child, int irq)		generic_pcie_release_msix(device_t pci, device_t child, int irq)
{		{
		#if defined(INTRNG)
		struct generic_pcie_softc *sc;

#if defined(__aarch64__)		sc = device_get_softc(pci);
		return (intr_release_msix(pci, child, sc->msi_parent, irq));
		#elif defined(__aarch64__)
return (arm_release_msix(pci, child, irq));		return (arm_release_msix(pci, child, irq));
#else		#else
return (ENXIO);		return (ENXIO);
#endif		#endif
}		}

static device_method_t generic_pcie_methods[] = {		static device_method_t generic_pcie_methods[] = {
DEVMETHOD(device_probe, generic_pcie_probe),		DEVMETHOD(device_probe, generic_pcie_probe),
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