ohci_ps3.c revision 330897 
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: stable/11/sys/powerpc/ps3/ohci_ps3.c 330897 2018-03-14 03:19:51Z eadler $
28 */
29
30#include <sys/cdefs.h>
31__FBSDID("$FreeBSD: stable/11/sys/powerpc/ps3/ohci_ps3.c 330897 2018-03-14 03:19:51Z eadler $");
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
70static int
71ohci_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
81static int
82ohci_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
149error:
150	return (ENXIO);
151}
152
153static 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
164static driver_t ohci_ps3_driver = {
165	.name = "ohci",
166	.methods = ohci_ps3_methods,
167	.size = sizeof(ohci_softc_t),
168};
169
170static devclass_t ohci_ps3_devclass;
171
172DRIVER_MODULE(ohci_ps3, ps3bus, ohci_ps3_driver, ohci_ps3_devclass, 0, 0);
173MODULE_DEPEND(ohci_ps3, usb, 1, 1, 1);
174
175