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 struct ps3_ehci_softc { 66 ehci_softc_t base; 67 struct bus_space tag; 68 }; 69 70 static void 71 ehci_ps3_post_reset(struct ehci_softc *ehci_softc) 72 { 73 uint32_t usbmode; 74 75 /* Select big-endian mode */ 76 usbmode = EOREAD4(ehci_softc, EHCI_USBMODE_NOLPM); 77 usbmode |= EHCI_UM_ES_BE; 78 EOWRITE4(ehci_softc, EHCI_USBMODE_NOLPM, usbmode); 79 } 80 81 static int 82 ehci_ps3_probe(device_t dev) 83 { 84 if (ps3bus_get_bustype(dev) != PS3_BUSTYPE_SYSBUS || 85 ps3bus_get_devtype(dev) != PS3_DEVTYPE_USB) 86 return (ENXIO); 87 88 device_set_desc(dev, "Playstation 3 USB 2.0 controller"); 89 return (BUS_PROBE_SPECIFIC); 90 } 91 92 static int 93 ehci_ps3_attach(device_t dev) 94 { 95 ehci_softc_t *sc = device_get_softc(dev); 96 int rid, err; 97 98 sc->sc_bus.parent = dev; 99 sc->sc_bus.devices = sc->sc_devices; 100 sc->sc_bus.devices_max = EHCI_MAX_DEVICES; 101 sc->sc_bus.dma_bits = 32; 102 103 /* get all DMA memory */ 104 if (usb_bus_mem_alloc_all(&sc->sc_bus, 105 USB_GET_DMA_TAG(dev), &ehci_iterate_hw_softc)) 106 return (ENOMEM); 107 108 rid = 1; 109 sc->sc_io_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, 110 &rid, RF_ACTIVE); 111 112 if (!sc->sc_io_res) { 113 device_printf(dev, "Could not map memory\n"); 114 goto error; 115 } 116 117 sc->sc_io_tag = rman_get_bustag(sc->sc_io_res); 118 sc->sc_io_hdl = rman_get_bushandle(sc->sc_io_res); 119 sc->sc_io_size = rman_get_size(sc->sc_io_res); 120 121 rid = 1; 122 sc->sc_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, 123 RF_SHAREABLE | RF_ACTIVE); 124 125 if (sc->sc_irq_res == NULL) { 126 device_printf(dev, "Could not allocate irq\n"); 127 return (ENXIO); 128 } 129 130 sc->sc_bus.bdev = device_add_child(dev, "usbus", -1); 131 if (!sc->sc_bus.bdev) { 132 device_printf(dev, "Could not add USB device\n"); 133 return (ENXIO); 134 } 135 136 device_set_ivars(sc->sc_bus.bdev, &sc->sc_bus); 137 138 sprintf(sc->sc_vendor, "Sony"); 139 140 err = bus_setup_intr(dev, sc->sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE, 141 NULL, (driver_intr_t *)ehci_interrupt, sc, &sc->sc_intr_hdl); 142 if (err) { 143 device_printf(dev, "Could not setup error irq, %d\n", err); 144 goto error; 145 } 146 147 sc->sc_vendor_post_reset = ehci_ps3_post_reset; 148 err = ehci_init(sc); 149 if (err) { 150 device_printf(dev, "USB init failed err=%d\n", err); 151 goto error; 152 } 153 154 err = device_probe_and_attach(sc->sc_bus.bdev); 155 if (err == 0) 156 return (0); 157 158 error: 159 return (ENXIO); 160 } 161 162 static device_method_t ehci_ps3_methods[] = { 163 /* Device interface */ 164 DEVMETHOD(device_probe, ehci_ps3_probe), 165 DEVMETHOD(device_attach, ehci_ps3_attach), 166 DEVMETHOD(device_resume, bus_generic_resume), 167 DEVMETHOD(device_suspend, bus_generic_suspend), 168 DEVMETHOD(device_shutdown, bus_generic_shutdown), 169 170 DEVMETHOD_END 171 }; 172 173 static driver_t ehci_ps3_driver = { 174 .name = "ehci", 175 .methods = ehci_ps3_methods, 176 .size = sizeof(ehci_softc_t), 177 }; 178 179 DRIVER_MODULE(ehci_ps3, ps3bus, ehci_ps3_driver, 0, 0); 180 MODULE_DEPEND(ehci_ps3, usb, 1, 1, 1); 181