xref: /freebsd/sys/powerpc/ps3/ohci_ps3.c (revision 716fd348e01c5f2ba125f878a634a753436c2994)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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  * $FreeBSD$
28  */
29 
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
32 
33 #include <sys/stdint.h>
34 #include <sys/stddef.h>
35 #include <sys/param.h>
36 #include <sys/queue.h>
37 #include <sys/types.h>
38 #include <sys/systm.h>
39 #include <sys/kernel.h>
40 #include <sys/bus.h>
41 #include <sys/linker_set.h>
42 #include <sys/module.h>
43 #include <sys/lock.h>
44 #include <sys/mutex.h>
45 #include <sys/condvar.h>
46 #include <sys/sysctl.h>
47 #include <sys/sx.h>
48 #include <sys/unistd.h>
49 #include <sys/callout.h>
50 #include <sys/malloc.h>
51 #include <sys/priv.h>
52 
53 #include <sys/rman.h>
54 
55 #include <dev/usb/usb.h>
56 #include <dev/usb/usbdi.h>
57 
58 #include <dev/usb/usb_core.h>
59 #include <dev/usb/usb_busdma.h>
60 #include <dev/usb/usb_process.h>
61 #include <dev/usb/usb_util.h>
62 
63 #include <dev/usb/usb_controller.h>
64 #include <dev/usb/usb_bus.h>
65 #include <dev/usb/controller/ohci.h>
66 #include <dev/usb/controller/ohcireg.h>
67 
68 #include "ps3bus.h"
69 
70 static int
71 ohci_ps3_probe(device_t dev)
72 {
73 	if (ps3bus_get_bustype(dev) != PS3_BUSTYPE_SYSBUS ||
74 	    ps3bus_get_devtype(dev) != PS3_DEVTYPE_USB)
75 		return (ENXIO);
76 
77 	device_set_desc(dev, "Playstation 3 USB 2.0 controller");
78 	return (BUS_PROBE_SPECIFIC);
79 }
80 
81 static int
82 ohci_ps3_attach(device_t dev)
83 {
84 	ohci_softc_t *sc = device_get_softc(dev);
85 	int rid, err;
86 
87 	sc->sc_bus.parent = dev;
88 	sc->sc_bus.devices = sc->sc_devices;
89 	sc->sc_bus.devices_max = OHCI_MAX_DEVICES;
90 	sc->sc_bus.dma_bits = 32;
91 
92 	/* get all DMA memory */
93 	if (usb_bus_mem_alloc_all(&sc->sc_bus,
94 	    USB_GET_DMA_TAG(dev), &ohci_iterate_hw_softc))
95 		return (ENOMEM);
96 
97 	rid = 0;
98 	sc->sc_io_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
99 	    &rid, RF_ACTIVE);
100 
101 	if (!sc->sc_io_res) {
102 		device_printf(dev, "Could not map memory\n");
103 		goto error;
104 	}
105 
106 	sc->sc_io_tag = rman_get_bustag(sc->sc_io_res);
107 	sc->sc_io_hdl = rman_get_bushandle(sc->sc_io_res);
108 	sc->sc_io_size = rman_get_size(sc->sc_io_res);
109 
110 	rid = 0;
111 	sc->sc_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
112 	    RF_SHAREABLE | RF_ACTIVE);
113 
114 	if (sc->sc_irq_res == NULL) {
115 		device_printf(dev, "Could not allocate irq\n");
116 		return (ENXIO);
117 	}
118 
119 	sc->sc_bus.bdev = device_add_child(dev, "usbus", -1);
120 	if (!sc->sc_bus.bdev) {
121 		device_printf(dev, "Could not add USB device\n");
122 		return (ENXIO);
123 	}
124 
125 	device_set_ivars(sc->sc_bus.bdev, &sc->sc_bus);
126 
127 	sprintf(sc->sc_vendor, "Sony");
128 
129 	err = bus_setup_intr(dev, sc->sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE,
130 	    NULL, (driver_intr_t *)ohci_interrupt, sc, &sc->sc_intr_hdl);
131 	if (err) {
132 		device_printf(dev, "Could not setup error irq, %d\n", err);
133 		goto error;
134 	}
135 
136 	//sc->sc_flags |= EHCI_SCFLG_BIGEMMIO;
137 	bus_space_write_4(sc->sc_io_tag, sc->sc_io_hdl,
138 	    OHCI_CONTROL, 0);
139 	err = ohci_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 ohci_ps3_methods[] = {
154 	/* Device interface */
155 	DEVMETHOD(device_probe, ohci_ps3_probe),
156 	DEVMETHOD(device_attach, ohci_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 ohci_ps3_driver = {
165 	.name = "ohci",
166 	.methods = ohci_ps3_methods,
167 	.size = sizeof(ohci_softc_t),
168 };
169 
170 DRIVER_MODULE(ohci_ps3, ps3bus, ohci_ps3_driver, 0, 0);
171 MODULE_DEPEND(ohci_ps3, usb, 1, 1, 1);
172