diff options
Diffstat (limited to 'sys/sparc64/central/central.c')
| -rw-r--r-- | sys/sparc64/central/central.c | 301 |
1 files changed, 0 insertions, 301 deletions
diff --git a/sys/sparc64/central/central.c b/sys/sparc64/central/central.c deleted file mode 100644 index a376fd2bee20..000000000000 --- a/sys/sparc64/central/central.c +++ /dev/null @@ -1,301 +0,0 @@ -/*- - * SPDX-License-Identifier: BSD-2-Clause-FreeBSD - * - * Copyright (c) 2003 Jake Burkholder. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/bus.h> -#include <sys/kernel.h> -#include <sys/malloc.h> -#include <sys/module.h> - -#include <dev/ofw/ofw_bus.h> -#include <dev/ofw/ofw_bus_subr.h> -#include <dev/ofw/openfirm.h> - -#include <machine/bus.h> -#include <machine/resource.h> - -#include <sys/rman.h> - -#include <sparc64/sbus/ofw_sbus.h> - -struct central_devinfo { - struct ofw_bus_devinfo cdi_obdinfo; - struct resource_list cdi_rl; -}; - -struct central_softc { - int sc_nrange; - struct sbus_ranges *sc_ranges; -}; - -static device_probe_t central_probe; -static device_attach_t central_attach; -static bus_print_child_t central_print_child; -static bus_probe_nomatch_t central_probe_nomatch; -static bus_alloc_resource_t central_alloc_resource; -static bus_adjust_resource_t central_adjust_resource; -static bus_get_resource_list_t central_get_resource_list; -static ofw_bus_get_devinfo_t central_get_devinfo; - -static int central_print_res(struct central_devinfo *); - -static device_method_t central_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, central_probe), - DEVMETHOD(device_attach, central_attach), - DEVMETHOD(device_shutdown, bus_generic_shutdown), - DEVMETHOD(device_suspend, bus_generic_suspend), - DEVMETHOD(device_resume, bus_generic_resume), - - /* Bus interface */ - DEVMETHOD(bus_print_child, central_print_child), - DEVMETHOD(bus_probe_nomatch, central_probe_nomatch), - DEVMETHOD(bus_alloc_resource, central_alloc_resource), - DEVMETHOD(bus_activate_resource, bus_generic_activate_resource), - DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource), - DEVMETHOD(bus_adjust_resource, central_adjust_resource), - DEVMETHOD(bus_release_resource, bus_generic_rl_release_resource), - DEVMETHOD(bus_setup_intr, bus_generic_setup_intr), - DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr), - DEVMETHOD(bus_get_resource, bus_generic_rl_get_resource), - DEVMETHOD(bus_get_resource_list, central_get_resource_list), - DEVMETHOD(bus_child_pnpinfo_str, ofw_bus_gen_child_pnpinfo_str), - - /* ofw_bus interface */ - DEVMETHOD(ofw_bus_get_devinfo, central_get_devinfo), - DEVMETHOD(ofw_bus_get_compat, ofw_bus_gen_get_compat), - DEVMETHOD(ofw_bus_get_model, ofw_bus_gen_get_model), - DEVMETHOD(ofw_bus_get_name, ofw_bus_gen_get_name), - DEVMETHOD(ofw_bus_get_node, ofw_bus_gen_get_node), - DEVMETHOD(ofw_bus_get_type, ofw_bus_gen_get_type), - - DEVMETHOD_END -}; - -static driver_t central_driver = { - "central", - central_methods, - sizeof(struct central_softc), -}; - -static devclass_t central_devclass; - -EARLY_DRIVER_MODULE(central, nexus, central_driver, central_devclass, 0, 0, - BUS_PASS_BUS); -MODULE_DEPEND(fhc, nexus, 1, 1, 1); -MODULE_VERSION(central, 1); - -static int -central_probe(device_t dev) -{ - - if (strcmp(ofw_bus_get_name(dev), "central") == 0) { - device_set_desc(dev, "central"); - return (0); - } - return (ENXIO); -} - -static int -central_attach(device_t dev) -{ - struct central_devinfo *cdi; - struct sbus_regs *reg; - struct central_softc *sc; - phandle_t child; - phandle_t node; - device_t cdev; - int nreg; - int i; - - sc = device_get_softc(dev); - node = ofw_bus_get_node(dev); - - sc->sc_nrange = OF_getprop_alloc_multi(node, "ranges", - sizeof(*sc->sc_ranges), (void **)&sc->sc_ranges); - if (sc->sc_nrange == -1) { - device_printf(dev, "can't get ranges\n"); - return (ENXIO); - } - - for (child = OF_child(node); child != 0; child = OF_peer(child)) { - cdi = malloc(sizeof(*cdi), M_DEVBUF, M_WAITOK | M_ZERO); - if (ofw_bus_gen_setup_devinfo(&cdi->cdi_obdinfo, child) != 0) { - free(cdi, M_DEVBUF); - continue; - } - nreg = OF_getprop_alloc_multi(child, "reg", sizeof(*reg), - (void **)®); - if (nreg == -1) { - device_printf(dev, "<%s>: incomplete\n", - cdi->cdi_obdinfo.obd_name); - ofw_bus_gen_destroy_devinfo(&cdi->cdi_obdinfo); - free(cdi, M_DEVBUF); - continue; - } - resource_list_init(&cdi->cdi_rl); - for (i = 0; i < nreg; i++) - resource_list_add(&cdi->cdi_rl, SYS_RES_MEMORY, i, - reg[i].sbr_offset, reg[i].sbr_offset + - reg[i].sbr_size, reg[i].sbr_size); - OF_prop_free(reg); - cdev = device_add_child(dev, NULL, -1); - if (cdev == NULL) { - device_printf(dev, "<%s>: device_add_child failed\n", - cdi->cdi_obdinfo.obd_name); - resource_list_free(&cdi->cdi_rl); - ofw_bus_gen_destroy_devinfo(&cdi->cdi_obdinfo); - free(cdi, M_DEVBUF); - continue; - } - device_set_ivars(cdev, cdi); - } - - return (bus_generic_attach(dev)); -} - -static int -central_adjust_resource(device_t bus __unused, device_t child __unused, - int type __unused, struct resource *r __unused, rman_res_t start __unused, - rman_res_t end __unused) -{ - - return (ENXIO); -} - -static int -central_print_child(device_t dev, device_t child) -{ - int rv; - - rv = bus_print_child_header(dev, child); - rv += central_print_res(device_get_ivars(child)); - rv += bus_print_child_footer(dev, child); - return (rv); -} - -static void -central_probe_nomatch(device_t dev, device_t child) -{ - const char *type; - - device_printf(dev, "<%s>", ofw_bus_get_name(child)); - central_print_res(device_get_ivars(child)); - type = ofw_bus_get_type(child); - printf(" type %s (no driver attached)\n", - type != NULL ? type : "unknown"); -} - -static struct resource * -central_alloc_resource(device_t bus, device_t child, int type, int *rid, - rman_res_t start, rman_res_t end, rman_res_t count, u_int flags) -{ - struct resource_list *rl; - struct resource_list_entry *rle; - struct central_softc *sc; - struct resource *res; - bus_addr_t coffset; - bus_addr_t cend; - bus_addr_t phys; - int isdefault; - int passthrough; - int i; - - isdefault = RMAN_IS_DEFAULT_RANGE(start, end); - passthrough = (device_get_parent(child) != bus); - res = NULL; - rle = NULL; - rl = BUS_GET_RESOURCE_LIST(bus, child); - sc = device_get_softc(bus); - switch (type) { - case SYS_RES_IRQ: - return (resource_list_alloc(rl, bus, child, type, rid, start, - end, count, flags)); - case SYS_RES_MEMORY: - if (!passthrough) { - rle = resource_list_find(rl, type, *rid); - if (rle == NULL) - return (NULL); - if (rle->res != NULL) - panic("%s: resource entry is busy", __func__); - if (isdefault) { - start = rle->start; - count = ulmax(count, rle->count); - end = ulmax(rle->end, start + count - 1); - } - } - for (i = 0; i < sc->sc_nrange; i++) { - coffset = sc->sc_ranges[i].coffset; - cend = coffset + sc->sc_ranges[i].size - 1; - if (start >= coffset && end <= cend) { - start -= coffset; - end -= coffset; - phys = sc->sc_ranges[i].poffset | - ((bus_addr_t)sc->sc_ranges[i].pspace << 32); - res = bus_generic_alloc_resource(bus, child, - type, rid, phys + start, phys + end, - count, flags); - if (!passthrough) - rle->res = res; - break; - } - } - break; - } - return (res); -} - -static struct resource_list * -central_get_resource_list(device_t bus, device_t child) -{ - struct central_devinfo *cdi; - - cdi = device_get_ivars(child); - return (&cdi->cdi_rl); -} - -static const struct ofw_bus_devinfo * -central_get_devinfo(device_t bus, device_t child) -{ - struct central_devinfo *cdi; - - cdi = device_get_ivars(child); - return (&cdi->cdi_obdinfo); -} - -static int -central_print_res(struct central_devinfo *cdi) -{ - - return (resource_list_print_type(&cdi->cdi_rl, "mem", SYS_RES_MEMORY, - "%#jx")); -} |