sys/powerpc/ps3/ohci_ps3.c

   1 /*-
   2  * Copyright (C) 2010 Nathan Whitehorn
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  15  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  16  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  17  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  18  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  20  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  21  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  22  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  23  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  *
  25  * $FreeBSD$
  26  */
  27
  28 #include <sys/cdefs.h>
  29 __FBSDID("$FreeBSD$");
  30
  31 #include <sys/stdint.h>
  32 #include <sys/stddef.h>
  33 #include <sys/param.h>
  34 #include <sys/queue.h>
  35 #include <sys/types.h>
  36 #include <sys/systm.h>
  37 #include <sys/kernel.h>
  38 #include <sys/bus.h>
  39 #include <sys/linker_set.h>
  40 #include <sys/module.h>
  41 #include <sys/lock.h>
  42 #include <sys/mutex.h>
  43 #include <sys/condvar.h>
  44 #include <sys/sysctl.h>
  45 #include <sys/sx.h>
  46 #include <sys/unistd.h>
  47 #include <sys/callout.h>
  48 #include <sys/malloc.h>
  49 #include <sys/priv.h>
  50
  51 #include <sys/rman.h>
  52
  53 #include <dev/usb/usb.h>
  54 #include <dev/usb/usbdi.h>
  55
  56 #include <dev/usb/usb_core.h>
  57 #include <dev/usb/usb_busdma.h>
  58 #include <dev/usb/usb_process.h>
  59 #include <dev/usb/usb_util.h>
  60
  61 #include <dev/usb/usb_controller.h>
  62 #include <dev/usb/usb_bus.h>
  63 #include <dev/usb/controller/ohci.h>
  64 #include <dev/usb/controller/ohcireg.h>
  65
  66 #include "ps3bus.h"
  67
  68 static int
  69 ohci_ps3_probe(device_t dev)
  70 {
  71         if (ps3bus_get_bustype(dev) != PS3_BUSTYPE_SYSBUS ||
  72             ps3bus_get_devtype(dev) != PS3_DEVTYPE_USB)
  73                 return (ENXIO);
  74
  75         device_set_desc(dev, "Playstation 3 USB 2.0 controller");
  76         return (BUS_PROBE_SPECIFIC);
  77 }
  78
  79 static int
  80 ohci_ps3_attach(device_t dev)
  81 {
  82         ohci_softc_t *sc = device_get_softc(dev);
  83         int rid, err;
  84
  85         sc->sc_bus.parent = dev;
  86         sc->sc_bus.devices = sc->sc_devices;
  87         sc->sc_bus.devices_max = OHCI_MAX_DEVICES;
  88         sc->sc_bus.dma_bits = 32;
  89
  90         /* get all DMA memory */
  91         if (usb_bus_mem_alloc_all(&sc->sc_bus,
  92             USB_GET_DMA_TAG(dev), &ohci_iterate_hw_softc))
  93                 return (ENOMEM);
  94
  95         rid = 0;
  96         sc->sc_io_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
  97             &rid, RF_ACTIVE);
  98
  99         if (!sc->sc_io_res) {
 100                 device_printf(dev, "Could not map memory\n");
 101                 goto error;
 102         }
 103
 104         sc->sc_io_tag = rman_get_bustag(sc->sc_io_res);
 105         sc->sc_io_hdl = rman_get_bushandle(sc->sc_io_res);
 106         sc->sc_io_size = rman_get_size(sc->sc_io_res);
 107
 108         rid = 0;
 109         sc->sc_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
 110             RF_SHAREABLE | RF_ACTIVE);
 111
 112         if (sc->sc_irq_res == NULL) {
 113                 device_printf(dev, "Could not allocate irq\n");
 114                 return (ENXIO);
 115         }
 116
 117         sc->sc_bus.bdev = device_add_child(dev, "usbus", -1);
 118         if (!sc->sc_bus.bdev) {
 119                 device_printf(dev, "Could not add USB device\n");
 120                 return (ENXIO);
 121         }
 122
 123         device_set_ivars(sc->sc_bus.bdev, &sc->sc_bus);
 124
 125         sprintf(sc->sc_vendor, "Sony");
 126
 127         err = bus_setup_intr(dev, sc->sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE,
 128             NULL, (driver_intr_t *)ohci_interrupt, sc, &sc->sc_intr_hdl);
 129         if (err) {
 130                 device_printf(dev, "Could not setup error irq, %d\n", err);
 131                 goto error;
 132         }
 133
 134         //sc->sc_flags |= EHCI_SCFLG_BIGEMMIO;
 135         bus_space_write_4(sc->sc_io_tag, sc->sc_io_hdl,
 136             OHCI_CONTROL, 0);
 137         err = ohci_init(sc);
 138         if (err) {
 139                 device_printf(dev, "USB init failed err=%d\n", err);
 140                 goto error;
 141         }
 142
 143         err = device_probe_and_attach(sc->sc_bus.bdev);
 144         if (err == 0)
 145                 return (0);
 146
 147 error:
 148         return (ENXIO);
 149 }
 150
 151 static device_method_t ohci_ps3_methods[] = {
 152         /* Device interface */
 153         DEVMETHOD(device_probe, ohci_ps3_probe),
 154         DEVMETHOD(device_attach, ohci_ps3_attach),
 155         DEVMETHOD(device_resume, bus_generic_resume),
 156         DEVMETHOD(device_suspend, bus_generic_suspend),
 157         DEVMETHOD(device_shutdown, bus_generic_shutdown),
 158
 159         DEVMETHOD_END
 160 };
 161
 162 static driver_t ohci_ps3_driver = {
 163         .name = "ohci",
 164         .methods = ohci_ps3_methods,
 165         .size = sizeof(ohci_softc_t),
 166 };
 167
 168 static devclass_t ohci_ps3_devclass;
 169
 170 DRIVER_MODULE(ohci_ps3, ps3bus, ohci_ps3_driver, ohci_ps3_devclass, 0, 0);
 171 MODULE_DEPEND(ohci_ps3, usb, 1, 1, 1);
 172