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/module.h>
40 #include <sys/lock.h>
41 #include <sys/mutex.h>
42 #include <sys/condvar.h>
43 #include <sys/sysctl.h>
44 #include <sys/sx.h>
45 #include <sys/unistd.h>
46 #include <sys/callout.h>
47 #include <sys/malloc.h>
48 #include <sys/priv.h>
49
50 #include <sys/rman.h>
51
52 #include <dev/usb/usb.h>
53 #include <dev/usb/usbdi.h>
54
55 #include <dev/usb/usb_core.h>
56 #include <dev/usb/usb_busdma.h>
57 #include <dev/usb/usb_process.h>
58 #include <dev/usb/usb_util.h>
59
60 #include <dev/usb/usb_controller.h>
61 #include <dev/usb/usb_bus.h>
62 #include <dev/usb/controller/ehci.h>
63 #include <dev/usb/controller/ehcireg.h>
64
65 #include "ps3bus.h"
66
67 struct ps3_ehci_softc {
68 ehci_softc_t base;
69 struct bus_space tag;
70 };
71
72 static int
ehci_ps3_probe(device_t dev)73 ehci_ps3_probe(device_t dev)
74 {
75 if (ps3bus_get_bustype(dev) != PS3_BUSTYPE_SYSBUS ||
76 ps3bus_get_devtype(dev) != PS3_DEVTYPE_USB)
77 return (ENXIO);
78
79 device_set_desc(dev, "Playstation 3 USB 2.0 controller");
80 return (BUS_PROBE_SPECIFIC);
81 }
82
83 static int
ehci_ps3_attach(device_t dev)84 ehci_ps3_attach(device_t dev)
85 {
86 ehci_softc_t *sc = device_get_softc(dev);
87 int rid, err;
88
89 sc->sc_bus.parent = dev;
90 sc->sc_bus.devices = sc->sc_devices;
91 sc->sc_bus.devices_max = EHCI_MAX_DEVICES;
92 sc->sc_bus.dma_bits = 32;
93
94 /* get all DMA memory */
95 if (usb_bus_mem_alloc_all(&sc->sc_bus,
96 USB_GET_DMA_TAG(dev), &ehci_iterate_hw_softc))
97 return (ENOMEM);
98
99 rid = 1;
100 sc->sc_io_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
101 &rid, RF_ACTIVE);
102
103 if (!sc->sc_io_res) {
104 device_printf(dev, "Could not map memory\n");
105 goto error;
106 }
107
108 sc->sc_io_tag = rman_get_bustag(sc->sc_io_res);
109 sc->sc_io_hdl = rman_get_bushandle(sc->sc_io_res);
110 sc->sc_io_size = rman_get_size(sc->sc_io_res);
111
112 rid = 1;
113 sc->sc_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
114 RF_SHAREABLE | RF_ACTIVE);
115
116 if (sc->sc_irq_res == NULL) {
117 device_printf(dev, "Could not allocate irq\n");
118 return (ENXIO);
119 }
120
121 sc->sc_bus.bdev = device_add_child(dev, "usbus", -1);
122 if (!sc->sc_bus.bdev) {
123 device_printf(dev, "Could not add USB device\n");
124 return (ENXIO);
125 }
126
127 device_set_ivars(sc->sc_bus.bdev, &sc->sc_bus);
128
129 sprintf(sc->sc_vendor, "Sony");
130
131 err = bus_setup_intr(dev, sc->sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE,
132 NULL, (driver_intr_t *)ehci_interrupt, sc, &sc->sc_intr_hdl);
133 if (err) {
134 device_printf(dev, "Could not setup error irq, %d\n", err);
135 goto error;
136 }
137
138 sc->sc_flags |= EHCI_SCFLG_BIGEMMIO;
139 err = ehci_init(sc);
140 if (err) {
141 device_printf(dev, "USB init failed err=%d\n", err);
142 goto error;
143 }
144
145 err = device_probe_and_attach(sc->sc_bus.bdev);
146 if (err == 0)
147 return (0);
148
149 error:
150 return (ENXIO);
151 }
152
153 static device_method_t ehci_ps3_methods[] = {
154 /* Device interface */
155 DEVMETHOD(device_probe, ehci_ps3_probe),
156 DEVMETHOD(device_attach, ehci_ps3_attach),
157 DEVMETHOD(device_resume, bus_generic_resume),
158 DEVMETHOD(device_suspend, bus_generic_suspend),
159 DEVMETHOD(device_shutdown, bus_generic_shutdown),
160
161 DEVMETHOD_END
162 };
163
164 static driver_t ehci_ps3_driver = {
165 .name = "ehci",
166 .methods = ehci_ps3_methods,
167 .size = sizeof(ehci_softc_t),
168 };
169
170 static devclass_t ehci_ps3_devclass;
171
172 DRIVER_MODULE(ehci_ps3, ps3bus, ehci_ps3_driver, ehci_ps3_devclass, 0, 0);
173 MODULE_DEPEND(ehci_ps3, usb, 1, 1, 1);
174