Differential D24618 Diff 74524 sys/arm64/acpica/acpi_iort.c

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sys/arm64/acpica/acpi_iort.c

Show First 20 Lines • Show All 154 Lines • ▼ Show 20 Lines	for (i = 0; i < node->nentries; i++, entry++) {
if (i == id_map)		if (i == id_map)
continue;		continue;
if (entry->base <= id && id <= entry->end)		if (entry->base <= id && id <= entry->end)
break;		break;
}		}
if (i == node->nentries)		if (i == node->nentries)
return (NULL);		return (NULL);
if ((entry->flags & ACPI_IORT_ID_SINGLE_MAPPING) == 0)		if ((entry->flags & ACPI_IORT_ID_SINGLE_MAPPING) == 0)
*outid = entry->outbase + (id - entry->base);		*outid = entry->outbase + (id - entry->base);
else		else
*outid = entry->outbase;		*outid = entry->outbase;
return (entry->out_node);		return (entry->out_node);
}		}

/*		/*
* Map a PCI RID to a SMMU node or an ITS node, based on outtype.		* Map a PCI RID to a SMMU node or an ITS node, based on outtype.
*/		*/
▲ Show 20 Lines • Show All 387 Lines • ▼ Show 20 Lines	acpi_iort_map_pci_msi(u_int seg, u_int rid, u_int xref, u_int devid)

/* This should be an ITS node */		/* This should be an ITS node */
KASSERT(node->type == ACPI_IORT_NODE_ITS_GROUP, ("bad group"));		KASSERT(node->type == ACPI_IORT_NODE_ITS_GROUP, ("bad group"));

/* return first node, we don't handle more than that now. */		/* return first node, we don't handle more than that now. */
*xref = node->entries.its[0].xref;		*xref = node->entries.its[0].xref;
return (0);		return (0);
}		}

		int
		acpi_iort_map_pci_smmuv3(u_int seg, u_int rid, u_int xref, u_int sid)
		{
		ACPI_IORT_SMMU_V3 *smmu;
		struct iort_node *node;

		node = iort_pci_rc_map(seg, rid, ACPI_IORT_NODE_SMMU_V3, sid);
		if (node == NULL)
		return (ENOENT);

		/* This should be an SMMU node. */
		KASSERT(node->type == ACPI_IORT_NODE_SMMU_V3, ("bad node"));

		smmu = (ACPI_IORT_SMMU_V3 *)&node->data.smmu_v3;
		*xref = smmu->BaseAddress;

		return (0);
		}