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/module.h> 38 #include <sys/lock.h> 39 #include <sys/mutex.h> 40 #include <sys/condvar.h> 41 #include <sys/sysctl.h> 42 #include <sys/sx.h> 43 #include <sys/unistd.h> 44 #include <sys/callout.h> 45 #include <sys/malloc.h> 46 #include <sys/priv.h> 47 48 #include <sys/rman.h> 49 50 #include <dev/usb/usb.h> 51 #include <dev/usb/usbdi.h> 52 53 #include <dev/usb/usb_core.h> 54 #include <dev/usb/usb_busdma.h> 55 #include <dev/usb/usb_process.h> 56 #include <dev/usb/usb_util.h> 57 58 #include <dev/usb/usb_controller.h> 59 #include <dev/usb/usb_bus.h> 60 #include <dev/usb/controller/ehci.h> 61 #include <dev/usb/controller/ehcireg.h> 62 63 #include "ps3bus.h" 64 65 static void 66 ehci_ps3_post_reset(struct ehci_softc *ehci_softc) 67 { 68 uint32_t usbmode; 69 70 /* Select big-endian mode */ 71 usbmode = EOREAD4(ehci_softc, EHCI_USBMODE_NOLPM); 72 usbmode |= EHCI_UM_ES_BE; 73 EOWRITE4(ehci_softc, EHCI_USBMODE_NOLPM, usbmode); 74 } 75 76 static int 77 ehci_ps3_probe(device_t dev) 78 { 79 if (ps3bus_get_bustype(dev) != PS3_BUSTYPE_SYSBUS || 80 ps3bus_get_devtype(dev) != PS3_DEVTYPE_USB) 81 return (ENXIO); 82 83 device_set_desc(dev, "Playstation 3 USB 2.0 controller"); 84 return (BUS_PROBE_SPECIFIC); 85 } 86 87 static int 88 ehci_ps3_attach(device_t dev) 89 { 90 ehci_softc_t *sc = device_get_softc(dev); 91 int rid, err; 92 93 sc->sc_bus.parent = dev; 94 sc->sc_bus.devices = sc->sc_devices; 95 sc->sc_bus.devices_max = EHCI_MAX_DEVICES; 96 sc->sc_bus.dma_bits = 32; 97 98 /* get all DMA memory */ 99 if (usb_bus_mem_alloc_all(&sc->sc_bus, 100 USB_GET_DMA_TAG(dev), &ehci_iterate_hw_softc)) 101 return (ENOMEM); 102 103 rid = 1; 104 sc->sc_io_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, 105 &rid, RF_ACTIVE); 106 107 if (!sc->sc_io_res) { 108 device_printf(dev, "Could not map memory\n"); 109 goto error; 110 } 111 112 sc->sc_io_tag = rman_get_bustag(sc->sc_io_res); 113 sc->sc_io_hdl = rman_get_bushandle(sc->sc_io_res); 114 sc->sc_io_size = rman_get_size(sc->sc_io_res); 115 116 rid = 1; 117 sc->sc_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, 118 RF_SHAREABLE | RF_ACTIVE); 119 120 if (sc->sc_irq_res == NULL) { 121 device_printf(dev, "Could not allocate irq\n"); 122 return (ENXIO); 123 } 124 125 sc->sc_bus.bdev = device_add_child(dev, "usbus", -1); 126 if (!sc->sc_bus.bdev) { 127 device_printf(dev, "Could not add USB device\n"); 128 return (ENXIO); 129 } 130 131 device_set_ivars(sc->sc_bus.bdev, &sc->sc_bus); 132 133 sprintf(sc->sc_vendor, "Sony"); 134 135 err = bus_setup_intr(dev, sc->sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE, 136 NULL, (driver_intr_t *)ehci_interrupt, sc, &sc->sc_intr_hdl); 137 if (err) { 138 device_printf(dev, "Could not setup error irq, %d\n", err); 139 goto error; 140 } 141 142 sc->sc_vendor_post_reset = ehci_ps3_post_reset; 143 err = ehci_init(sc); 144 if (err) { 145 device_printf(dev, "USB init failed err=%d\n", err); 146 goto error; 147 } 148 149 err = device_probe_and_attach(sc->sc_bus.bdev); 150 if (err == 0) 151 return (0); 152 153 error: 154 return (ENXIO); 155 } 156 157 static device_method_t ehci_ps3_methods[] = { 158 /* Device interface */ 159 DEVMETHOD(device_probe, ehci_ps3_probe), 160 DEVMETHOD(device_attach, ehci_ps3_attach), 161 DEVMETHOD(device_resume, bus_generic_resume), 162 DEVMETHOD(device_suspend, bus_generic_suspend), 163 DEVMETHOD(device_shutdown, bus_generic_shutdown), 164 165 DEVMETHOD_END 166 }; 167 168 static driver_t ehci_ps3_driver = { 169 .name = "ehci", 170 .methods = ehci_ps3_methods, 171 .size = sizeof(ehci_softc_t), 172 }; 173 174 DRIVER_MODULE(ehci_ps3, ps3bus, ehci_ps3_driver, 0, 0); 175 MODULE_DEPEND(ehci_ps3, usb, 1, 1, 1); 176