| Current Path : /sys/amd64/compile/hs32/modules/usr/src/sys/modules/asmc/@/sparc64/ebus/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/asmc/@/sparc64/ebus/ebus.c |
/*-
* Copyright (c) 1999, 2000 Matthew R. Green
* Copyright (c) 2009 by Marius Strobl <marius@FreeBSD.org>
* 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.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*
* from: NetBSD: ebus.c,v 1.52 2008/05/29 14:51:26 mrg Exp
*/
/*-
* Copyright (c) 2001 Thomas Moestl <tmm@FreeBSD.org>
* 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.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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: release/9.1.0/sys/sparc64/ebus/ebus.c 230687 2012-01-28 23:53:06Z marius $");
/*
* Driver for JBus to EBus and PCI to EBus bridges
*/
#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 <sys/rman.h>
#include <dev/ofw/ofw_bus.h>
#include <dev/ofw/ofw_bus_subr.h>
#include <dev/ofw/openfirm.h>
#include <machine/bus.h>
#ifndef SUN4V
#include <machine/bus_common.h>
#endif
#include <machine/intr_machdep.h>
#include <machine/resource.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#include <sparc64/pci/ofw_pci.h>
/*
* The register, interrupt map and for the PCI variant also the ranges
* properties are identical to the ISA ones.
*/
#include <sparc64/isa/ofw_isa.h>
struct ebus_nexus_ranges {
uint32_t child_hi;
uint32_t child_lo;
uint32_t phys_hi;
uint32_t phys_lo;
uint32_t size;
};
struct ebus_devinfo {
struct ofw_bus_devinfo edi_obdinfo;
struct resource_list edi_rl;
};
struct ebus_rinfo {
int eri_rtype;
struct rman eri_rman;
struct resource *eri_res;
};
struct ebus_softc {
void *sc_range;
struct ebus_rinfo *sc_rinfo;
u_int sc_flags;
#define EBUS_PCI (1 << 0)
int sc_nrange;
struct ofw_bus_iinfo sc_iinfo;
#ifndef SUN4V
uint32_t sc_ign;
#endif
};
static device_probe_t ebus_nexus_probe;
static device_attach_t ebus_nexus_attach;
static device_probe_t ebus_pci_probe;
static device_attach_t ebus_pci_attach;
static bus_print_child_t ebus_print_child;
static bus_probe_nomatch_t ebus_probe_nomatch;
static bus_alloc_resource_t ebus_alloc_resource;
static bus_activate_resource_t ebus_activate_resource;
static bus_adjust_resource_t ebus_adjust_resource;
static bus_release_resource_t ebus_release_resource;
static bus_setup_intr_t ebus_setup_intr;
static bus_get_resource_list_t ebus_get_resource_list;
static ofw_bus_get_devinfo_t ebus_get_devinfo;
static int ebus_attach(device_t dev, struct ebus_softc *sc, phandle_t node);
static struct ebus_devinfo *ebus_setup_dinfo(device_t dev,
struct ebus_softc *sc, phandle_t node);
static void ebus_destroy_dinfo(struct ebus_devinfo *edi);
static int ebus_print_res(struct ebus_devinfo *edi);
static devclass_t ebus_devclass;
static device_method_t ebus_nexus_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, ebus_nexus_probe),
DEVMETHOD(device_attach, ebus_nexus_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, ebus_print_child),
DEVMETHOD(bus_probe_nomatch, ebus_probe_nomatch),
DEVMETHOD(bus_alloc_resource, ebus_alloc_resource),
DEVMETHOD(bus_activate_resource, ebus_activate_resource),
DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource),
DEVMETHOD(bus_adjust_resource, ebus_adjust_resource),
DEVMETHOD(bus_release_resource, ebus_release_resource),
DEVMETHOD(bus_setup_intr, ebus_setup_intr),
DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr),
DEVMETHOD(bus_get_resource, bus_generic_rl_get_resource),
DEVMETHOD(bus_get_resource_list, ebus_get_resource_list),
DEVMETHOD(bus_child_pnpinfo_str, ofw_bus_gen_child_pnpinfo_str),
/* ofw_bus interface */
DEVMETHOD(ofw_bus_get_devinfo, ebus_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 ebus_nexus_driver = {
"ebus",
ebus_nexus_methods,
sizeof(struct ebus_softc),
};
/*
* NB: we rely on the interrupt controllers of the accompanying PCI-Express
* bridge to be registered as the nexus variant of the EBus bridges doesn't
* employ its own one.
*/
EARLY_DRIVER_MODULE(ebus, nexus, ebus_nexus_driver, ebus_devclass, 0, 0,
BUS_PASS_BUS + 1);
MODULE_DEPEND(ebus, nexus, 1, 1, 1);
static device_method_t ebus_pci_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, ebus_pci_probe),
DEVMETHOD(device_attach, ebus_pci_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, ebus_print_child),
DEVMETHOD(bus_probe_nomatch, ebus_probe_nomatch),
DEVMETHOD(bus_alloc_resource, ebus_alloc_resource),
DEVMETHOD(bus_activate_resource, bus_generic_activate_resource),
DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource),
DEVMETHOD(bus_release_resource, ebus_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, ebus_get_resource_list),
DEVMETHOD(bus_child_pnpinfo_str, ofw_bus_gen_child_pnpinfo_str),
/* ofw_bus interface */
DEVMETHOD(ofw_bus_get_devinfo, ebus_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 ebus_pci_driver = {
"ebus",
ebus_pci_methods,
sizeof(struct ebus_softc),
};
EARLY_DRIVER_MODULE(ebus, pci, ebus_pci_driver, ebus_devclass, 0, 0,
BUS_PASS_BUS);
MODULE_DEPEND(ebus, pci, 1, 1, 1);
MODULE_VERSION(ebus, 1);
static int
ebus_nexus_probe(device_t dev)
{
const char* compat;
compat = ofw_bus_get_compat(dev);
if (compat != NULL && strcmp(ofw_bus_get_name(dev), "ebus") == 0 &&
strcmp(compat, "jbus-ebus") == 0) {
device_set_desc(dev, "JBus-EBus bridge");
return (BUS_PROBE_GENERIC);
}
return (ENXIO);
}
static int
ebus_pci_probe(device_t dev)
{
if (pci_get_class(dev) != PCIC_BRIDGE ||
pci_get_vendor(dev) != 0x108e ||
strcmp(ofw_bus_get_name(dev), "ebus") != 0)
return (ENXIO);
if (pci_get_device(dev) == 0x1000)
device_set_desc(dev, "PCI-EBus2 bridge");
else if (pci_get_device(dev) == 0x1100)
device_set_desc(dev, "PCI-EBus3 bridge");
else
return (ENXIO);
return (BUS_PROBE_GENERIC);
}
static int
ebus_nexus_attach(device_t dev)
{
struct ebus_softc *sc;
phandle_t node;
sc = device_get_softc(dev);
node = ofw_bus_get_node(dev);
#ifndef SUN4V
if (OF_getprop(node, "portid", &sc->sc_ign,
sizeof(sc->sc_ign)) == -1) {
device_printf(dev, "could not determine IGN");
return (ENXIO);
}
#endif
sc->sc_nrange = OF_getprop_alloc(node, "ranges",
sizeof(struct ebus_nexus_ranges), &sc->sc_range);
if (sc->sc_nrange == -1) {
printf("%s: could not get ranges property\n", __func__);
return (ENXIO);
}
return (ebus_attach(dev, sc, node));
}
static int
ebus_pci_attach(device_t dev)
{
struct ebus_softc *sc;
struct ebus_rinfo *eri;
struct resource *res;
phandle_t node;
int i, rnum, rid;
sc = device_get_softc(dev);
sc->sc_flags |= EBUS_PCI;
pci_write_config(dev, PCIR_COMMAND,
pci_read_config(dev, PCIR_COMMAND, 2) | PCIM_CMD_SERRESPEN |
PCIM_CMD_PERRESPEN | PCIM_CMD_BUSMASTEREN | PCIM_CMD_MEMEN, 2);
pci_write_config(dev, PCIR_CACHELNSZ, 16 /* 64 bytes */, 1);
pci_write_config(dev, PCIR_LATTIMER, 64 /* 64 PCI cycles */, 1);
node = ofw_bus_get_node(dev);
sc->sc_nrange = OF_getprop_alloc(node, "ranges",
sizeof(struct isa_ranges), &sc->sc_range);
if (sc->sc_nrange == -1) {
printf("%s: could not get ranges property\n", __func__);
return (ENXIO);
}
sc->sc_rinfo = malloc(sizeof(*sc->sc_rinfo) * sc->sc_nrange, M_DEVBUF,
M_WAITOK | M_ZERO);
/* For every range, there must be a matching resource. */
for (rnum = 0; rnum < sc->sc_nrange; rnum++) {
eri = &sc->sc_rinfo[rnum];
eri->eri_rtype = ofw_isa_range_restype(
&((struct isa_ranges *)sc->sc_range)[rnum]);
rid = PCIR_BAR(rnum);
res = bus_alloc_resource_any(dev, eri->eri_rtype, &rid,
RF_ACTIVE);
if (res == NULL) {
printf("%s: failed to allocate range resource!\n",
__func__);
goto fail;
}
eri->eri_res = res;
eri->eri_rman.rm_type = RMAN_ARRAY;
eri->eri_rman.rm_descr = "EBus range";
if (rman_init_from_resource(&eri->eri_rman, res) != 0) {
printf("%s: failed to initialize rman!", __func__);
goto fail;
}
}
return (ebus_attach(dev, sc, node));
fail:
for (i = rnum; i >= 0; i--) {
eri = &sc->sc_rinfo[i];
if (i < rnum)
rman_fini(&eri->eri_rman);
if (eri->eri_res != 0) {
bus_release_resource(dev, eri->eri_rtype,
PCIR_BAR(rnum), eri->eri_res);
}
}
free(sc->sc_rinfo, M_DEVBUF);
free(sc->sc_range, M_OFWPROP);
return (ENXIO);
}
static int
ebus_attach(device_t dev, struct ebus_softc *sc, phandle_t node)
{
struct ebus_devinfo *edi;
device_t cdev;
ofw_bus_setup_iinfo(node, &sc->sc_iinfo, sizeof(ofw_isa_intr_t));
/*
* Now attach our children.
*/
for (node = OF_child(node); node > 0; node = OF_peer(node)) {
if ((edi = ebus_setup_dinfo(dev, sc, node)) == NULL)
continue;
if ((cdev = device_add_child(dev, NULL, -1)) == NULL) {
device_printf(dev, "<%s>: device_add_child failed\n",
edi->edi_obdinfo.obd_name);
ebus_destroy_dinfo(edi);
continue;
}
device_set_ivars(cdev, edi);
}
return (bus_generic_attach(dev));
}
static int
ebus_print_child(device_t dev, device_t child)
{
int retval;
retval = bus_print_child_header(dev, child);
retval += ebus_print_res(device_get_ivars(child));
retval += bus_print_child_footer(dev, child);
return (retval);
}
static void
ebus_probe_nomatch(device_t dev, device_t child)
{
device_printf(dev, "<%s>", ofw_bus_get_name(child));
ebus_print_res(device_get_ivars(child));
printf(" (no driver attached)\n");
}
static struct resource *
ebus_alloc_resource(device_t bus, device_t child, int type, int *rid,
u_long start, u_long end, u_long count, u_int flags)
{
struct ebus_softc *sc;
struct resource_list *rl;
struct resource_list_entry *rle = NULL;
struct resource *res;
struct ebus_rinfo *eri;
struct ebus_nexus_ranges *enr;
uint64_t cend, cstart, offset;
int i, isdefault, passthrough, ridx;
isdefault = (start == 0UL && end == ~0UL);
passthrough = (device_get_parent(child) != bus);
sc = device_get_softc(bus);
rl = BUS_GET_RESOURCE_LIST(bus, child);
switch (type) {
case SYS_RES_MEMORY:
KASSERT(!(isdefault && passthrough),
("%s: passthrough of default allocation", __func__));
if (!passthrough) {
rle = resource_list_find(rl, type, *rid);
if (rle == NULL)
return (NULL);
KASSERT(rle->res == NULL,
("%s: resource entry is busy", __func__));
if (isdefault) {
start = rle->start;
count = ulmax(count, rle->count);
end = ulmax(rle->end, start + count - 1);
}
}
res = NULL;
if ((sc->sc_flags & EBUS_PCI) != 0) {
/*
* Map EBus ranges to PCI ranges. This may include
* changing the allocation type.
*/
(void)ofw_isa_range_map(sc->sc_range, sc->sc_nrange,
&start, &end, &ridx);
eri = &sc->sc_rinfo[ridx];
res = rman_reserve_resource(&eri->eri_rman, start,
end, count, flags & ~RF_ACTIVE, child);
if (res == NULL)
return (NULL);
rman_set_rid(res, *rid);
if ((flags & RF_ACTIVE) != 0 && bus_activate_resource(
child, type, *rid, res) != 0) {
rman_release_resource(res);
return (NULL);
}
} else {
/* Map EBus ranges to nexus ranges. */
for (i = 0; i < sc->sc_nrange; i++) {
enr = &((struct ebus_nexus_ranges *)
sc->sc_range)[i];
cstart = (((uint64_t)enr->child_hi) << 32) |
enr->child_lo;
cend = cstart + enr->size - 1;
if (start >= cstart && end <= cend) {
offset =
(((uint64_t)enr->phys_hi) << 32) |
enr->phys_lo;
start += offset - cstart;
end += offset - cstart;
res = bus_generic_alloc_resource(bus,
child, type, rid, start, end,
count, flags);
break;
}
}
}
if (!passthrough)
rle->res = res;
return (res);
case SYS_RES_IRQ:
return (resource_list_alloc(rl, bus, child, type, rid, start,
end, count, flags));
}
return (NULL);
}
static int
ebus_activate_resource(device_t bus, device_t child, int type, int rid,
struct resource *res)
{
struct ebus_softc *sc;
struct ebus_rinfo *eri;
bus_space_tag_t bt;
bus_space_handle_t bh;
int i, rv;
sc = device_get_softc(bus);
if ((sc->sc_flags & EBUS_PCI) != 0 && type == SYS_RES_MEMORY) {
for (i = 0; i < sc->sc_nrange; i++) {
eri = &sc->sc_rinfo[i];
if (rman_is_region_manager(res, &eri->eri_rman) != 0) {
bt = rman_get_bustag(eri->eri_res);
rv = bus_space_subregion(bt,
rman_get_bushandle(eri->eri_res),
rman_get_start(res) -
rman_get_start(eri->eri_res),
rman_get_size(res), &bh);
if (rv != 0)
return (rv);
rman_set_bustag(res, bt);
rman_set_bushandle(res, bh);
return (rman_activate_resource(res));
}
}
return (EINVAL);
}
return (bus_generic_activate_resource(bus, child, type, rid, res));
}
static int
ebus_adjust_resource(device_t bus __unused, device_t child __unused,
int type __unused, struct resource *res __unused, u_long start __unused,
u_long end __unused)
{
return (ENXIO);
}
static int
ebus_release_resource(device_t bus, device_t child, int type, int rid,
struct resource *res)
{
struct ebus_softc *sc;
struct resource_list *rl;
struct resource_list_entry *rle;
int passthrough, rv;
passthrough = (device_get_parent(child) != bus);
rl = BUS_GET_RESOURCE_LIST(bus, child);
sc = device_get_softc(bus);
if ((sc->sc_flags & EBUS_PCI) != 0 && type == SYS_RES_MEMORY) {
if ((rman_get_flags(res) & RF_ACTIVE) != 0 ){
rv = bus_deactivate_resource(child, type, rid, res);
if (rv != 0)
return (rv);
}
rv = rman_release_resource(res);
if (rv != 0)
return (rv);
if (!passthrough) {
rle = resource_list_find(rl, type, rid);
KASSERT(rle != NULL,
("%s: resource entry not found!", __func__));
KASSERT(rle->res != NULL,
("%s: resource entry is not busy", __func__));
rle->res = NULL;
}
return (0);
}
return (resource_list_release(rl, bus, child, type, rid, res));
}
static int
ebus_setup_intr(device_t dev, device_t child, struct resource *ires,
int flags, driver_filter_t *filt, driver_intr_t *intr, void *arg,
void **cookiep)
{
#ifndef SUN4V
struct ebus_softc *sc;
u_long vec;
sc = device_get_softc(dev);
if ((sc->sc_flags & EBUS_PCI) == 0) {
/*
* Make sure the vector is fully specified. This isn't
* necessarily the case with the PCI variant.
*/
vec = rman_get_start(ires);
if (INTIGN(vec) != sc->sc_ign) {
device_printf(dev,
"invalid interrupt vector 0x%lx\n", vec);
return (EINVAL);
}
/*
* As we rely on the interrupt controllers of the
* accompanying PCI-Express bridge ensure at least
* something is registered for this vector.
*/
if (intr_vectors[vec].iv_ic == NULL) {
device_printf(dev,
"invalid interrupt controller for vector 0x%lx\n",
vec);
return (EINVAL);
}
}
#endif
return (bus_generic_setup_intr(dev, child, ires, flags, filt, intr,
arg, cookiep));
}
static struct resource_list *
ebus_get_resource_list(device_t dev, device_t child)
{
struct ebus_devinfo *edi;
edi = device_get_ivars(child);
return (&edi->edi_rl);
}
static const struct ofw_bus_devinfo *
ebus_get_devinfo(device_t bus, device_t dev)
{
struct ebus_devinfo *edi;
edi = device_get_ivars(dev);
return (&edi->edi_obdinfo);
}
static struct ebus_devinfo *
ebus_setup_dinfo(device_t dev, struct ebus_softc *sc, phandle_t node)
{
struct isa_regs reg, *regs;
ofw_isa_intr_t intr, *intrs;
struct ebus_devinfo *edi;
uint64_t start;
uint32_t rintr;
int i, nintr, nreg, rv;
uint8_t maskbuf[sizeof(reg) + sizeof(intr)];
edi = malloc(sizeof(*edi), M_DEVBUF, M_ZERO | M_WAITOK);
if (ofw_bus_gen_setup_devinfo(&edi->edi_obdinfo, node) != 0) {
free(edi, M_DEVBUF);
return (NULL);
}
resource_list_init(&edi->edi_rl);
nreg = OF_getprop_alloc(node, "reg", sizeof(*regs), (void **)®s);
if (nreg == -1) {
device_printf(dev, "<%s>: incomplete\n",
edi->edi_obdinfo.obd_name);
ebus_destroy_dinfo(edi);
return (NULL);
}
for (i = 0; i < nreg; i++) {
start = ISA_REG_PHYS(regs + i);
(void)resource_list_add(&edi->edi_rl, SYS_RES_MEMORY, i,
start, start + regs[i].size - 1, regs[i].size);
}
free(regs, M_OFWPROP);
nintr = OF_getprop_alloc(node, "interrupts", sizeof(*intrs),
(void **)&intrs);
if (nintr == -1)
return (edi);
for (i = 0; i < nintr; i++) {
rv = 0;
if ((sc->sc_flags & EBUS_PCI) != 0) {
rintr = ofw_isa_route_intr(dev, node, &sc->sc_iinfo,
intrs[i]);
} else {
intr = intrs[i];
rv = ofw_bus_lookup_imap(node, &sc->sc_iinfo, ®,
sizeof(reg), &intr, sizeof(intr), &rintr,
sizeof(rintr), NULL, maskbuf);
#ifndef SUN4V
if (rv != 0)
rintr = INTMAP_VEC(sc->sc_ign, rintr);
#endif
}
if ((sc->sc_flags & EBUS_PCI) == 0 ? rv == 0 :
rintr == PCI_INVALID_IRQ) {
device_printf(dev,
"<%s>: could not map EBus interrupt %d\n",
edi->edi_obdinfo.obd_name, intrs[i]);
continue;
}
(void)resource_list_add(&edi->edi_rl, SYS_RES_IRQ, i, rintr,
rintr, 1);
}
free(intrs, M_OFWPROP);
return (edi);
}
static void
ebus_destroy_dinfo(struct ebus_devinfo *edi)
{
resource_list_free(&edi->edi_rl);
ofw_bus_gen_destroy_devinfo(&edi->edi_obdinfo);
free(edi, M_DEVBUF);
}
static int
ebus_print_res(struct ebus_devinfo *edi)
{
int retval;
retval = 0;
retval += resource_list_print_type(&edi->edi_rl, "addr", SYS_RES_MEMORY,
"%#lx");
retval += resource_list_print_type(&edi->edi_rl, "irq", SYS_RES_IRQ,
"%ld");
return (retval);
}