sys/powerpc/ps3/ohci_ps3.c

   1 /*-
   2  * SPDX-License-Identifier: BSD-2-Clause
   3  *
   4  * Copyright (C) 2010 Nathan Whitehorn
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  19  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  20  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  22  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  23  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  25  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  */
  27
  28 #include <sys/cdefs.h>
  29 #include <sys/stdint.h>
  30 #include <sys/stddef.h>
  31 #include <sys/param.h>
  32 #include <sys/queue.h>
  33 #include <sys/types.h>
  34 #include <sys/systm.h>
  35 #include <sys/kernel.h>
  36 #include <sys/bus.h>
  37 #include <sys/linker_set.h>
  38 #include <sys/module.h>
  39 #include <sys/lock.h>
  40 #include <sys/mutex.h>
  41 #include <sys/condvar.h>
  42 #include <sys/sysctl.h>
  43 #include <sys/sx.h>
  44 #include <sys/unistd.h>
  45 #include <sys/callout.h>
  46 #include <sys/malloc.h>
  47 #include <sys/priv.h>
  48
  49 #include <sys/rman.h>
  50
  51 #include <dev/usb/usb.h>
  52 #include <dev/usb/usbdi.h>
  53
  54 #include <dev/usb/usb_core.h>
  55 #include <dev/usb/usb_busdma.h>
  56 #include <dev/usb/usb_process.h>
  57 #include <dev/usb/usb_util.h>
  58
  59 #include <dev/usb/usb_controller.h>
  60 #include <dev/usb/usb_bus.h>
  61 #include <dev/usb/controller/ohci.h>
  62 #include <dev/usb/controller/ohcireg.h>
  63
  64 #include "ps3bus.h"
  65
  66 static int
  67 ohci_ps3_probe(device_t dev)
  68 {
  69         if (ps3bus_get_bustype(dev) != PS3_BUSTYPE_SYSBUS ||
  70             ps3bus_get_devtype(dev) != PS3_DEVTYPE_USB)
  71                 return (ENXIO);
  72
  73         device_set_desc(dev, "Playstation 3 USB 2.0 controller");
  74         return (BUS_PROBE_SPECIFIC);
  75 }
  76
  77 static int
  78 ohci_ps3_attach(device_t dev)
  79 {
  80         ohci_softc_t *sc = device_get_softc(dev);
  81         int rid, err;
  82
  83         sc->sc_bus.parent = dev;
  84         sc->sc_bus.devices = sc->sc_devices;
  85         sc->sc_bus.devices_max = OHCI_MAX_DEVICES;
  86         sc->sc_bus.dma_bits = 32;
  87
  88         /* get all DMA memory */
  89         if (usb_bus_mem_alloc_all(&sc->sc_bus,
  90             USB_GET_DMA_TAG(dev), &ohci_iterate_hw_softc))
  91                 return (ENOMEM);
  92
  93         rid = 0;
  94         sc->sc_io_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
  95             &rid, RF_ACTIVE);
  96
  97         if (!sc->sc_io_res) {
  98                 device_printf(dev, "Could not map memory\n");
  99                 goto error;
 100         }
 101
 102         sc->sc_io_tag = rman_get_bustag(sc->sc_io_res);
 103         sc->sc_io_hdl = rman_get_bushandle(sc->sc_io_res);
 104         sc->sc_io_size = rman_get_size(sc->sc_io_res);
 105
 106         rid = 0;
 107         sc->sc_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
 108             RF_SHAREABLE | RF_ACTIVE);
 109
 110         if (sc->sc_irq_res == NULL) {
 111                 device_printf(dev, "Could not allocate irq\n");
 112                 return (ENXIO);
 113         }
 114
 115         sc->sc_bus.bdev = device_add_child(dev, "usbus", DEVICE_UNIT_ANY);
 116         if (!sc->sc_bus.bdev) {
 117                 device_printf(dev, "Could not add USB device\n");
 118                 return (ENXIO);
 119         }
 120
 121         device_set_ivars(sc->sc_bus.bdev, &sc->sc_bus);
 122
 123         sprintf(sc->sc_vendor, "Sony");
 124
 125         err = bus_setup_intr(dev, sc->sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE,
 126             NULL, (driver_intr_t *)ohci_interrupt, sc, &sc->sc_intr_hdl);
 127         if (err) {
 128                 device_printf(dev, "Could not setup error irq, %d\n", err);
 129                 goto error;
 130         }
 131
 132         //sc->sc_flags |= EHCI_SCFLG_BIGEMMIO;
 133         bus_space_write_4(sc->sc_io_tag, sc->sc_io_hdl,
 134             OHCI_CONTROL, 0);
 135         err = ohci_init(sc);
 136         if (err) {
 137                 device_printf(dev, "USB init failed err=%d\n", err);
 138                 goto error;
 139         }
 140
 141         err = device_probe_and_attach(sc->sc_bus.bdev);
 142         if (err == 0)
 143                 return (0);
 144
 145 error:
 146         return (ENXIO);
 147 }
 148
 149 static device_method_t ohci_ps3_methods[] = {
 150         /* Device interface */
 151         DEVMETHOD(device_probe, ohci_ps3_probe),
 152         DEVMETHOD(device_attach, ohci_ps3_attach),
 153         DEVMETHOD(device_resume, bus_generic_resume),
 154         DEVMETHOD(device_suspend, bus_generic_suspend),
 155         DEVMETHOD(device_shutdown, bus_generic_shutdown),
 156
 157         DEVMETHOD_END
 158 };
 159
 160 static driver_t ohci_ps3_driver = {
 161         .name = "ohci",
 162         .methods = ohci_ps3_methods,
 163         .size = sizeof(ohci_softc_t),
 164 };
 165
 166 DRIVER_MODULE(ohci_ps3, ps3bus, ohci_ps3_driver, 0, 0);
 167 MODULE_DEPEND(ohci_ps3, usb, 1, 1, 1);