int bman_portals_attach(device_t dev) { struct dpaa_portals_softc *sc; sc = bp_sc = device_get_softc(dev); /* Map bman portal to physical address space */ if (law_enable(OCP85XX_TGTIF_BMAN, sc->sc_dp_pa, sc->sc_dp_size)) { bman_portals_detach(dev); return (ENXIO); } /* Set portal properties for XX_VirtToPhys() */ XX_PortalSetInfo(dev); return (bus_generic_attach(dev)); }
static int bman_portals_fdt_attach(device_t dev) { struct dpaa_portals_softc *sc; struct resource_list_entry *rle; phandle_t node, child, cpu_node; vm_paddr_t portal_pa; vm_size_t portal_size; uint32_t addr, size; ihandle_t cpu; int cpu_num, cpus, intr_rid; struct dpaa_portals_devinfo di; struct ofw_bus_devinfo ofw_di = {}; cpus = 0; sc = device_get_softc(dev); sc->sc_dev = dev; node = ofw_bus_get_node(dev); get_addr_props(node, &addr, &size); /* Find portals tied to CPUs */ for (child = OF_child(node); child != 0; child = OF_peer(child)) { if (cpus >= mp_ncpus) break; if (!ofw_bus_node_is_compatible(child, "fsl,bman-portal")) { continue; } /* Checkout related cpu */ if (OF_getprop(child, "cpu-handle", (void *)&cpu, sizeof(cpu)) <= 0) { cpu = bman_portal_find_cpu(cpus); if (cpu <= 0) continue; } /* Acquire cpu number */ cpu_node = OF_instance_to_package(cpu); if (OF_getencprop(cpu_node, "reg", &cpu_num, sizeof(cpu_num)) <= 0) { device_printf(dev, "Could not retrieve CPU number.\n"); return (ENXIO); } cpus++; if (ofw_bus_gen_setup_devinfo(&ofw_di, child) != 0) { device_printf(dev, "could not set up devinfo\n"); continue; } resource_list_init(&di.di_res); if (ofw_bus_reg_to_rl(dev, child, addr, size, &di.di_res)) { device_printf(dev, "%s: could not process 'reg' " "property\n", ofw_di.obd_name); ofw_bus_gen_destroy_devinfo(&ofw_di); continue; } if (ofw_bus_intr_to_rl(dev, child, &di.di_res, &intr_rid)) { device_printf(dev, "%s: could not process " "'interrupts' property\n", ofw_di.obd_name); resource_list_free(&di.di_res); ofw_bus_gen_destroy_devinfo(&ofw_di); continue; } di.di_intr_rid = intr_rid; ofw_reg_to_paddr(child, 0, &portal_pa, &portal_size, NULL); rle = resource_list_find(&di.di_res, SYS_RES_MEMORY, 0); if (sc->sc_dp_pa == 0) sc->sc_dp_pa = portal_pa - rle->start; portal_size = rle->end + 1; rle = resource_list_find(&di.di_res, SYS_RES_MEMORY, 1); portal_size = ulmax(rle->end + 1, portal_size); sc->sc_dp_size = ulmax(sc->sc_dp_size, portal_size); if (dpaa_portal_alloc_res(dev, &di, cpu_num)) goto err; } ofw_bus_gen_destroy_devinfo(&ofw_di); return (bman_portals_attach(dev)); err: resource_list_free(&di.di_res); ofw_bus_gen_destroy_devinfo(&ofw_di); bman_portals_detach(dev); return (ENXIO); }