Driver for the macio south bridge, and ATA cell contained within.
Approved by: benno
This commit is contained in:
Peter Grehan
parent
51478d84b7
commit
11b370b1bb
241
sys/powerpc/powermac/ata_macio.c
Normal file
241
sys/powerpc/powermac/ata_macio.c
Normal file
@ -0,0 +1,241 @@
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/*
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* Copyright 2002 by Peter Grehan. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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||||
* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/*
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* Mac-io ATA controller
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*/
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#include "opt_ata.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/disk.h>
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#include <sys/module.h>
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#include <sys/bus.h>
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#include <sys/bio.h>
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#include <sys/malloc.h>
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#include <sys/devicestat.h>
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#include <sys/sysctl.h>
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#include <machine/stdarg.h>
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#include <machine/resource.h>
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#include <machine/bus.h>
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#include <sys/rman.h>
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#include <dev/ata/ata-all.h>
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#include <dev/ofw/openfirm.h>
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#include <powerpc/powermac/maciovar.h>
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/*
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* Define the macio ata bus attachment. This creates a pseudo-bus that
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* the ATA device can be attached to
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*/
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static int ata_macio_attach(device_t dev);
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static int ata_macio_probe(device_t dev);
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static int ata_macio_print_child(device_t dev, device_t child);
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struct resource *ata_macio_alloc_resource(device_t, device_t, int, int *,
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u_long, u_long, u_long, u_int);
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static int ata_macio_release_resource(device_t, device_t, int, int,
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struct resource *);
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static device_method_t ata_macio_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, ata_macio_probe),
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DEVMETHOD(device_attach, ata_macio_attach),
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DEVMETHOD(device_shutdown, bus_generic_shutdown),
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DEVMETHOD(device_suspend, bus_generic_suspend),
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DEVMETHOD(device_resume, bus_generic_resume),
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/* Bus methods */
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DEVMETHOD(bus_print_child, ata_macio_print_child),
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DEVMETHOD(bus_alloc_resource, ata_macio_alloc_resource),
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DEVMETHOD(bus_release_resource, ata_macio_release_resource),
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DEVMETHOD(bus_activate_resource, bus_generic_activate_resource),
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DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource),
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DEVMETHOD(bus_setup_intr, bus_generic_setup_intr),
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DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr),
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{ 0, 0 }
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};
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static driver_t ata_macio_driver = {
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"atamacio",
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ata_macio_methods,
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0,
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};
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static devclass_t ata_macio_devclass;
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DRIVER_MODULE(atamacio, macio, ata_macio_driver, ata_macio_devclass, 0, 0);
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static int
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ata_macio_probe(device_t dev)
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{
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char *type = macio_get_devtype(dev);
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if (strcmp(type, "ata") != 0)
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return (ENXIO);
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/* Print keylargo/pangea ??? */
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device_set_desc(dev, "Mac-IO ATA Controller");
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return (0);
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}
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static int
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ata_macio_attach(device_t dev)
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{
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/*
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* Add a single child per controller. Should be able
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* to add two
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*/
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device_add_child(dev, "ata",
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devclass_find_free_unit(ata_devclass, 0));
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return (bus_generic_attach(dev));
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}
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static int
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ata_macio_print_child(device_t dev, device_t child)
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{
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int retval = 0;
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retval += bus_print_child_header(dev, child);
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retval += bus_print_child_footer(dev, child);
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return (retval);
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}
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/* offset to control registers from base */
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#define ATA_MACIO_ALTOFFSET 0x160
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struct resource *
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ata_macio_alloc_resource(device_t dev, device_t child, int type, int *rid,
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u_long start, u_long end, u_long count, u_int flags)
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{
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struct resource *res = NULL;
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int myrid;
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u_int *ofw_regs;
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ofw_regs = macio_get_regs(dev);
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/*
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* The offset for the register bank is in the first ofw register,
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* with the base address coming from the parent macio bus (but
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* accessible via the ata-macio child)
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*/
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if (type == SYS_RES_IOPORT) {
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switch (*rid) {
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case ATA_IOADDR_RID:
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myrid = 0;
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start = ofw_regs[0];
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end = start + (ATA_IOSIZE << 4) - 1;
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count = ATA_IOSIZE << 4;
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res = BUS_ALLOC_RESOURCE(device_get_parent(dev), child,
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SYS_RES_IOPORT, &myrid,
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start, end, count,
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PPC_BUS_SPARSE4 | flags);
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break;
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case ATA_ALTADDR_RID:
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myrid = 0;
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start = ofw_regs[0] + ATA_MACIO_ALTOFFSET;
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end = start + (ATA_ALTIOSIZE << 4) - 1;
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count = ATA_ALTIOSIZE << 4;
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res = BUS_ALLOC_RESOURCE(device_get_parent(dev), child,
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SYS_RES_IOPORT, &myrid,
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start, end, count,
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PPC_BUS_SPARSE4 | flags);
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break;
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case ATA_BMADDR_RID:
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/* looks difficult to support DBDMA in FreeBSD... */
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break;
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}
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return (res);
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} else if (type == SYS_RES_IRQ && *rid == ATA_IRQ_RID) {
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/*
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* Pass this on to the parent, using the IRQ from the
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* ATA pseudo-bus resource
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*/
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res = bus_generic_rl_alloc_resource(device_get_parent(dev),
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dev, SYS_RES_IRQ, 0, 0, ~0, 1, flags);
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return (res);
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} else {
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return (NULL);
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}
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}
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static int
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ata_macio_release_resource(device_t dev, device_t child, int type, int rid,
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struct resource *r)
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{
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printf("macio: release resource\n");
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return (0);
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}
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/*
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* Define the actual ATA device. This is a sub-bus to the ata-macio layer
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* to allow the higher layer bus to massage the resource allocation.
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*/
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static int ata_macio_sub_probe(device_t dev);
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static device_method_t ata_macio_sub_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, ata_macio_sub_probe),
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DEVMETHOD(device_attach, ata_attach),
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DEVMETHOD(device_detach, ata_detach),
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DEVMETHOD(device_resume, ata_resume),
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{ 0, 0 }
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};
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static driver_t ata_macio_sub_driver = {
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"ata",
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ata_macio_sub_methods,
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sizeof(struct ata_channel),
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};
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DRIVER_MODULE(ata, atamacio, ata_macio_sub_driver, ata_devclass, 0, 0);
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static int
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ata_macio_sub_probe(device_t dev)
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{
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struct ata_channel *ch = device_get_softc(dev);
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ch->unit = 0;
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ch->flags = ATA_USE_16BIT;
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return ata_probe(dev);
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}
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484
sys/powerpc/powermac/macio.c
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484
sys/powerpc/powermac/macio.c
Normal file
@ -0,0 +1,484 @@
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/*
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* Copyright 2002 by Peter Grehan. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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||||
* are met:
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||||
* 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.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/*
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* Driver for KeyLargo/Pangea, the MacPPC south bridge ASIC.
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/malloc.h>
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#include <sys/bus.h>
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#include <machine/bus.h>
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#include <sys/rman.h>
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#include <machine/vmparam.h>
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#include <vm/vm.h>
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#include <vm/pmap.h>
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#include <machine/pmap.h>
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#include <machine/resource.h>
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#include <dev/ofw/openfirm.h>
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#include <powerpc/powermac/maciovar.h>
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#include <dev/pci/pcivar.h>
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#include <dev/pci/pcireg.h>
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static MALLOC_DEFINE(M_MACIO, "macio", "macio device information");
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static int macio_probe(device_t);
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static int macio_attach(device_t);
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static int macio_print_child(device_t dev, device_t child);
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static void macio_probe_nomatch(device_t, device_t);
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static int macio_read_ivar(device_t, device_t, int, uintptr_t *);
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static int macio_write_ivar(device_t, device_t, int, uintptr_t);
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static struct resource *macio_alloc_resource(device_t, device_t, int, int *,
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u_long, u_long, u_long, u_int);
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static int macio_activate_resource(device_t, device_t, int, int,
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struct resource *);
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static int macio_deactivate_resource(device_t, device_t, int, int,
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struct resource *);
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static int macio_release_resource(device_t, device_t, int, int,
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struct resource *);
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static struct resource_list *macio_get_resource_list (device_t, device_t);
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/*
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* Bus interface definition
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*/
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static device_method_t macio_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, macio_probe),
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DEVMETHOD(device_attach, macio_attach),
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DEVMETHOD(device_detach, bus_generic_detach),
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DEVMETHOD(device_shutdown, bus_generic_shutdown),
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DEVMETHOD(device_suspend, bus_generic_suspend),
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DEVMETHOD(device_resume, bus_generic_resume),
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/* Bus interface */
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DEVMETHOD(bus_print_child, macio_print_child),
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DEVMETHOD(bus_probe_nomatch, macio_probe_nomatch),
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DEVMETHOD(bus_read_ivar, macio_read_ivar),
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DEVMETHOD(bus_write_ivar, macio_write_ivar),
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DEVMETHOD(bus_setup_intr, bus_generic_setup_intr),
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DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr),
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DEVMETHOD(bus_alloc_resource, macio_alloc_resource),
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DEVMETHOD(bus_release_resource, macio_release_resource),
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DEVMETHOD(bus_activate_resource, macio_activate_resource),
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DEVMETHOD(bus_deactivate_resource, macio_deactivate_resource),
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DEVMETHOD(bus_get_resource_list, macio_get_resource_list),
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{ 0, 0 }
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};
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static driver_t macio_pci_driver = {
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"macio",
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macio_methods,
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sizeof(struct macio_softc)
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};
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devclass_t macio_devclass;
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DRIVER_MODULE(macio, pci, macio_pci_driver, macio_devclass, 0, 0);
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/*
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* PCI ID search table
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*/
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static struct macio_pci_dev {
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u_int32_t mpd_devid;
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char *mpd_desc;
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} macio_pci_devlist[] = {
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{ 0x0025106b, "Pangea I/O Controller" },
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{ 0x0022106b, "KeyLargo I/O Controller" },
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{ 0, NULL }
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};
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/*
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* Devices to exclude from the probe
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* XXX some of these may be required in the future...
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*/
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static char *macio_excl_name[] = {
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"interrupt-controller",
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"escc-legacy",
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"gpio",
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"timer",
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NULL
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};
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static int
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macio_inlist(char *name)
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{
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int i;
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for (i = 0; macio_excl_name[i] != NULL; i++)
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if (strcmp(name, macio_excl_name[i]) == 0)
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return (1);
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return (0);
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}
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/*
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* Add an interrupt to the dev's resource list if present
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*/
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static void
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macio_add_intr(phandle_t devnode, struct macio_devinfo *dinfo)
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{
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u_int intr = -1;
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if ((OF_getprop(devnode, "interrupts", &intr, sizeof(intr)) != -1) ||
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(OF_getprop(devnode, "AAPL,interrupts",
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&intr, sizeof(intr) != -1))) {
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resource_list_add(&dinfo->mdi_resources,
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SYS_RES_IRQ, 0, intr, intr, 1);
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}
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dinfo->mdi_interrupt = intr;
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}
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static void
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macio_add_reg(phandle_t devnode, struct macio_devinfo *dinfo)
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{
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u_int size;
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u_int start;
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u_int end;
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size = OF_getprop(devnode, "reg", dinfo->mdi_reg,
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sizeof(dinfo->mdi_reg));
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if (size != -1) {
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/*
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* Only do a single range for the moment...
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*/
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dinfo->mdi_nregs = 1;
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start = dinfo->mdi_reg[0];
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end = start + dinfo->mdi_reg[1] - 1;
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resource_list_add(&dinfo->mdi_resources, SYS_RES_MEMORY, 0,
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start, end, end - start + 1);
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} else {
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dinfo->mdi_nregs = -1;
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}
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}
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/*
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* PCI probe
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*/
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static int
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macio_probe(device_t dev)
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{
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int i;
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u_int32_t devid;
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devid = pci_get_devid(dev);
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for (i = 0; macio_pci_devlist[i].mpd_desc != NULL; i++) {
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if (devid == macio_pci_devlist[i].mpd_devid) {
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device_set_desc(dev, macio_pci_devlist[i].mpd_desc);
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return (0);
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}
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}
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return (ENXIO);
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}
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/*
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* PCI attach: scan OpenFirmware child nodes, and attach these as children
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* of the macio bus
|
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*/
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static int
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macio_attach(device_t dev)
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{
|
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struct macio_softc *sc;
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struct macio_devinfo *dinfo;
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phandle_t root;
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phandle_t child;
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device_t cdev;
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u_int reg[3];
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char *name, *type;
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sc = device_get_softc(dev);
|
||||
root = sc->sc_node = OF_finddevice("mac-io");
|
||||
|
||||
/*
|
||||
* Locate the device node and it's base address
|
||||
*/
|
||||
if (OF_getprop(root, "assigned-addresses",
|
||||
reg, sizeof(reg)) < sizeof(reg)) {
|
||||
return (ENXIO);
|
||||
}
|
||||
|
||||
sc->sc_base = reg[2];
|
||||
sc->sc_size = MACIO_REG_SIZE;
|
||||
|
||||
sc->sc_mem_rman.rm_type = RMAN_ARRAY;
|
||||
sc->sc_mem_rman.rm_descr = "IOBus Device Memory";
|
||||
if (rman_init(&sc->sc_mem_rman) != 0) {
|
||||
device_printf(dev,
|
||||
"failed to init mem range resources\n");
|
||||
return (ENXIO);
|
||||
}
|
||||
rman_manage_region(&sc->sc_mem_rman, 0, sc->sc_size);
|
||||
|
||||
/*
|
||||
* Iterate through the sub-devices
|
||||
*/
|
||||
for (child = OF_child(root); child != 0; child = OF_peer(child)) {
|
||||
OF_getprop_alloc(child, "name", 1, (void **)&name);
|
||||
OF_getprop_alloc(child, "device_type", 1, (void **)&type);
|
||||
|
||||
if (macio_inlist(name)) {
|
||||
free(name, M_OFWPROP);
|
||||
free(type, M_OFWPROP);
|
||||
continue;
|
||||
}
|
||||
|
||||
cdev = device_add_child(dev, NULL, -1);
|
||||
if (cdev != NULL) {
|
||||
dinfo = malloc(sizeof(*dinfo), M_MACIO, M_WAITOK);
|
||||
memset(dinfo, 0, sizeof(*dinfo));
|
||||
resource_list_init(&dinfo->mdi_resources);
|
||||
dinfo->mdi_node = child;
|
||||
dinfo->mdi_name = name;
|
||||
dinfo->mdi_device_type = type;
|
||||
macio_add_intr(child, dinfo);
|
||||
macio_add_reg(child, dinfo);
|
||||
device_set_ivars(cdev, dinfo);
|
||||
} else {
|
||||
free(name, M_OFWPROP);
|
||||
free(type, M_OFWPROP);
|
||||
}
|
||||
}
|
||||
|
||||
return (bus_generic_attach(dev));
|
||||
}
|
||||
|
||||
|
||||
static int
|
||||
macio_print_child(device_t dev, device_t child)
|
||||
{
|
||||
struct macio_devinfo *dinfo;
|
||||
struct resource_list *rl;
|
||||
int retval = 0;
|
||||
|
||||
dinfo = device_get_ivars(child);
|
||||
rl = &dinfo->mdi_resources;
|
||||
|
||||
retval += bus_print_child_header(dev, child);
|
||||
|
||||
retval += resource_list_print_type(rl, "mem", SYS_RES_MEMORY, "%#lx");
|
||||
retval += resource_list_print_type(rl, "irq", SYS_RES_IRQ, "%ld");
|
||||
|
||||
retval += bus_print_child_footer(dev, child);
|
||||
|
||||
return (retval);
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
macio_probe_nomatch(device_t dev, device_t child)
|
||||
{
|
||||
u_int *regs;
|
||||
|
||||
if (bootverbose) {
|
||||
regs = macio_get_regs(child);
|
||||
|
||||
device_printf(dev, "<%s, %s>", macio_get_devtype(child),
|
||||
macio_get_name(child));
|
||||
printf("at offset 0x%x (no driver attached)\n", regs[0]);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
static int
|
||||
macio_read_ivar(device_t dev, device_t child, int which, uintptr_t *result)
|
||||
{
|
||||
struct macio_devinfo *dinfo;
|
||||
|
||||
if ((dinfo = device_get_ivars(child)) == 0)
|
||||
return (ENOENT);
|
||||
|
||||
switch (which) {
|
||||
case MACIO_IVAR_NODE:
|
||||
*result = dinfo->mdi_node;
|
||||
break;
|
||||
case MACIO_IVAR_NAME:
|
||||
*result = (uintptr_t)dinfo->mdi_name;
|
||||
break;
|
||||
case MACIO_IVAR_DEVTYPE:
|
||||
*result = (uintptr_t)dinfo->mdi_device_type;
|
||||
break;
|
||||
case MACIO_IVAR_NREGS:
|
||||
*result = dinfo->mdi_nregs;
|
||||
break;
|
||||
case MACIO_IVAR_REGS:
|
||||
*result = (uintptr_t) &dinfo->mdi_reg[0];
|
||||
break;
|
||||
default:
|
||||
return (ENOENT);
|
||||
}
|
||||
|
||||
return (0);
|
||||
}
|
||||
|
||||
|
||||
static int
|
||||
macio_write_ivar(device_t dev, device_t child, int which, uintptr_t value)
|
||||
{
|
||||
return (EINVAL);
|
||||
}
|
||||
|
||||
|
||||
static struct resource *
|
||||
macio_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 macio_softc *sc;
|
||||
int needactivate;
|
||||
struct resource *rv;
|
||||
struct rman *rm;
|
||||
bus_space_tag_t tagval;
|
||||
|
||||
sc = device_get_softc(bus);
|
||||
|
||||
needactivate = flags & RF_ACTIVE;
|
||||
flags &= ~RF_ACTIVE;
|
||||
|
||||
switch (type) {
|
||||
case SYS_RES_MEMORY:
|
||||
case SYS_RES_IOPORT:
|
||||
rm = &sc->sc_mem_rman;
|
||||
tagval = PPC_BUS_SPACE_MEM;
|
||||
if (flags & PPC_BUS_SPARSE4)
|
||||
tagval |= 4;
|
||||
break;
|
||||
case SYS_RES_IRQ:
|
||||
return (bus_alloc_resource(bus, type, rid, start, end, count,
|
||||
flags));
|
||||
break;
|
||||
default:
|
||||
device_printf(bus, "unknown resource request from %s\n",
|
||||
device_get_nameunit(child));
|
||||
return (NULL);
|
||||
}
|
||||
|
||||
rv = rman_reserve_resource(rm, start, end, count, flags, child);
|
||||
if (rv == NULL) {
|
||||
device_printf(bus, "failed to reserve resource for %s\n",
|
||||
device_get_nameunit(child));
|
||||
return (NULL);
|
||||
}
|
||||
|
||||
rman_set_bustag(rv, tagval);
|
||||
rman_set_bushandle(rv, rman_get_start(rv));
|
||||
|
||||
if (needactivate) {
|
||||
if (bus_activate_resource(child, type, *rid, rv) != 0) {
|
||||
device_printf(bus,
|
||||
"failed to activate resource for %s\n",
|
||||
device_get_nameunit(child));
|
||||
rman_release_resource(rv);
|
||||
return (NULL);
|
||||
}
|
||||
}
|
||||
|
||||
return (rv);
|
||||
}
|
||||
|
||||
|
||||
static int
|
||||
macio_release_resource(device_t bus, device_t child, int type, int rid,
|
||||
struct resource *res)
|
||||
{
|
||||
if (rman_get_flags(res) & RF_ACTIVE) {
|
||||
int error = bus_deactivate_resource(child, type, rid, res);
|
||||
if (error)
|
||||
return error;
|
||||
}
|
||||
|
||||
return (rman_release_resource(res));
|
||||
}
|
||||
|
||||
|
||||
static int
|
||||
macio_activate_resource(device_t bus, device_t child, int type, int rid,
|
||||
struct resource *res)
|
||||
{
|
||||
struct macio_softc *sc;
|
||||
void *p;
|
||||
|
||||
sc = device_get_softc(bus);
|
||||
|
||||
if (type == SYS_RES_IRQ)
|
||||
return (bus_activate_resource(bus, type, rid, res));
|
||||
|
||||
if ((type == SYS_RES_MEMORY) || (type == SYS_RES_IOPORT)) {
|
||||
p = pmap_mapdev((vm_offset_t)rman_get_start(res) + sc->sc_base,
|
||||
(vm_size_t)rman_get_size(res));
|
||||
if (p == NULL)
|
||||
return (ENOMEM);
|
||||
rman_set_virtual(res, p);
|
||||
rman_set_bushandle(res, (u_long)p);
|
||||
}
|
||||
|
||||
return (rman_activate_resource(res));
|
||||
}
|
||||
|
||||
|
||||
static int
|
||||
macio_deactivate_resource(device_t bus, device_t child, int type, int rid,
|
||||
struct resource *res)
|
||||
{
|
||||
/*
|
||||
* If this is a memory resource, unmap it.
|
||||
*/
|
||||
if ((type == SYS_RES_MEMORY) || (type == SYS_RES_IOPORT)) {
|
||||
u_int32_t psize;
|
||||
|
||||
psize = rman_get_size(res);
|
||||
pmap_unmapdev((vm_offset_t)rman_get_virtual(res), psize);
|
||||
}
|
||||
|
||||
return (rman_deactivate_resource(res));
|
||||
}
|
||||
|
||||
|
||||
static struct resource_list *
|
||||
macio_get_resource_list (device_t dev, device_t child)
|
||||
{
|
||||
struct macio_devinfo *dinfo = device_get_ivars(child);
|
||||
struct resource_list *rl = &dinfo->mdi_resources;
|
||||
|
||||
if (!rl)
|
||||
return (NULL);
|
||||
|
||||
return (rl);
|
||||
}
|
||||
92
sys/powerpc/powermac/maciovar.h
Normal file
92
sys/powerpc/powermac/maciovar.h
Normal file
@ -0,0 +1,92 @@
|
||||
/*
|
||||
* Copyright 2002 by Peter Grehan. 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.
|
||||
*
|
||||
* $FreeBSD$
|
||||
*/
|
||||
|
||||
#ifndef _MACIO_MACIOVAR_H_
|
||||
#define _MACIO_MACIOVAR_H_
|
||||
|
||||
/*
|
||||
* Accessors for macio devices
|
||||
*/
|
||||
|
||||
enum macio_ivars {
|
||||
MACIO_IVAR_NODE,
|
||||
MACIO_IVAR_NAME,
|
||||
MACIO_IVAR_DEVTYPE,
|
||||
MACIO_IVAR_NREGS,
|
||||
MACIO_IVAR_REGS,
|
||||
};
|
||||
|
||||
#define MACIO_ACCESSOR(var, ivar, type) \
|
||||
__BUS_ACCESSOR(macio, var, MACIO, ivar, type)
|
||||
|
||||
MACIO_ACCESSOR(node, NODE, phandle_t)
|
||||
MACIO_ACCESSOR(name, NAME, char *)
|
||||
MACIO_ACCESSOR(devtype, DEVTYPE, char *)
|
||||
MACIO_ACCESSOR(nregs, NREGS, u_int)
|
||||
MACIO_ACCESSOR(regs, REGS, u_int *)
|
||||
|
||||
#undef MACIO_ACCESSOR
|
||||
|
||||
/*
|
||||
* Upper limit on OpenFirmware reg array
|
||||
*/
|
||||
#define MACIO_MAXREG 16
|
||||
|
||||
/*
|
||||
* The addr space size
|
||||
* XXX it would be better if this could be determined by querying the
|
||||
* PCI device, but there isn't an access method for this
|
||||
*/
|
||||
#define MACIO_REG_SIZE 0x7ffff
|
||||
|
||||
/*
|
||||
* Macio softc
|
||||
*/
|
||||
struct macio_softc {
|
||||
phandle_t sc_node;
|
||||
vm_offset_t sc_base;
|
||||
vm_offset_t sc_size;
|
||||
struct rman sc_mem_rman;
|
||||
};
|
||||
|
||||
/*
|
||||
* Per macio device structure.
|
||||
*/
|
||||
struct macio_devinfo {
|
||||
phandle_t mdi_node;
|
||||
char *mdi_name;
|
||||
char *mdi_device_type;
|
||||
int mdi_interrupt;
|
||||
int mdi_base;
|
||||
int mdi_nregs;
|
||||
u_int mdi_reg[MACIO_MAXREG];
|
||||
struct resource_list mdi_resources;
|
||||
};
|
||||
|
||||
#endif /* _MACIO_MACIOVAR_H_ */
|
||||
Loading…
Reference in New Issue
Block a user