xref: /freebsd/sys/powerpc/ps3/ohci_ps3.c (revision 641a6cfb86023499caafe26a4d821a0b885cf00b)
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 
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", -1);
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 static devclass_t ohci_ps3_devclass;
167 
168 DRIVER_MODULE(ohci_ps3, ps3bus, ohci_ps3_driver, ohci_ps3_devclass, 0, 0);
169 MODULE_DEPEND(ohci_ps3, usb, 1, 1, 1);
170 
171