Differential D23220 Diff 66950 head/sys/powerpc/ofw/ofw_pcibus.c

Changeset View

Standalone View

head/sys/powerpc/ofw/ofw_pcibus.c

	Show First 20 Lines • Show All 379 Lines • ▼ Show 20 Lines
	ofw_pcibus_get_devinfo(device_t bus, device_t dev)			ofw_pcibus_get_devinfo(device_t bus, device_t dev)
	{			{
	struct ofw_pcibus_devinfo *dinfo;			struct ofw_pcibus_devinfo *dinfo;

	dinfo = device_get_ivars(dev);			dinfo = device_get_ivars(dev);
	return (&dinfo->opd_obdinfo);			return (&dinfo->opd_obdinfo);
	}			}

	static int
	ofw_pcibus_parse_associativity(device_t dev, int *domain)
	{
	phandle_t node;
	cell_t associativity[5];
	int res;

	if ((node = ofw_bus_get_node(dev)) == -1) {
	if (bootverbose)
	device_printf(dev, "no ofw node found\n");
	return (ENXIO);
	}
	res = OF_getproplen(node, "ibm,associativity");
	if (res <= 0)
	return (ENXIO);
	OF_getencprop(node, "ibm,associativity",
	associativity, res);

	*domain = associativity[3];
	if (bootverbose)
	device_printf(dev, "domain(%d)\n", *domain);
	return (0);
	}

	int			int
	ofw_pcibus_get_cpus(device_t dev, device_t child, enum cpu_sets op, size_t setsize,			ofw_pcibus_get_cpus(device_t dev, device_t child, enum cpu_sets op, size_t setsize,
	cpuset_t *cpuset)			cpuset_t *cpuset)
	{			{
	int d, error;			int d, error;

	error = ofw_pcibus_parse_associativity(child, &d);			d = platform_node_numa_domain(ofw_bus_get_node(dev));
	if (error)
	return (bus_generic_get_cpus(dev, child, op, setsize, cpuset));

	switch (op) {			switch (op) {
	case LOCAL_CPUS:			case LOCAL_CPUS:
	if (setsize != sizeof(cpuset_t))			if (setsize != sizeof(cpuset_t))
	return (EINVAL);			return (EINVAL);
	*cpuset = cpuset_domain[d];			*cpuset = cpuset_domain[d];
	return (0);			return (0);
	case INTR_CPUS:			case INTR_CPUS:
	Show All 16 Lines
	* If a device has a _PXM method, map that to a NUMA domain.			* If a device has a _PXM method, map that to a NUMA domain.
	* Otherwise, pass the request up to the parent.			* Otherwise, pass the request up to the parent.
	* If there's no matching domain or the domain cannot be			* If there's no matching domain or the domain cannot be
	* determined, return ENOENT.			* determined, return ENOENT.
	*/			*/
	int			int
	ofw_pcibus_get_domain(device_t dev, device_t child, int *domain)			ofw_pcibus_get_domain(device_t dev, device_t child, int *domain)
	{			{
	int d, error;			*domain = platform_node_numa_domain(ofw_bus_get_node(child));

	error = ofw_pcibus_parse_associativity(child, &d);
	/* No ofw node; go up a level */
	if (error)
	return (bus_generic_get_domain(dev, child, domain));
	*domain = d;
	return (0);			return (0);
	}			}