3
4/*-
5 * Copyright (c) 2007-2008 Hans Petter Selasky. 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 AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
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#include <sys/rman.h>
48
49#include <dev/usb/usb.h>
50#include <dev/usb/usbdi.h>
51
52#include <dev/usb/usb_core.h>
53#include <dev/usb/usb_busdma.h>
54#include <dev/usb/usb_process.h>
55#include <dev/usb/usb_util.h>
56
57#include <dev/usb/usb_controller.h>
58#include <dev/usb/usb_bus.h>
59
60#include <contrib/octeon-sdk/cvmx.h>
61#include <contrib/octeon-sdk/cvmx-interrupt.h>
62#include <contrib/octeon-sdk/cvmx-usb.h>
63
64#include <mips/cavium/usb/octusb.h>
65
66#define MEM_RID 0
67
68static device_identify_t octusb_octeon_identify;
69static device_probe_t octusb_octeon_probe;
70static device_attach_t octusb_octeon_attach;
71static device_detach_t octusb_octeon_detach;
72static device_shutdown_t octusb_octeon_shutdown;
73
74struct octusb_octeon_softc {
75 struct octusb_softc sc_dci; /* must be first */
76};
77
78static void
79octusb_octeon_identify(driver_t *drv, device_t parent)
80{
81 if (octeon_has_feature(OCTEON_FEATURE_USB))
82 BUS_ADD_CHILD(parent, 0, "octusb", 0);
83}
84
85static int
86octusb_octeon_probe(device_t dev)
87{
88 device_set_desc(dev, "Cavium Octeon USB controller");
89 return (0);
90}
91
92static int
93octusb_octeon_attach(device_t dev)
94{
95 struct octusb_octeon_softc *sc = device_get_softc(dev);
96 int err;
97 int rid;
98
99 /* setup controller interface softc */
100
101 /* initialise some bus fields */
102 sc->sc_dci.sc_bus.parent = dev;
103 sc->sc_dci.sc_bus.devices = sc->sc_dci.sc_devices;
104 sc->sc_dci.sc_bus.devices_max = OCTUSB_MAX_DEVICES;
105
106 /* get all DMA memory */
107 if (usb_bus_mem_alloc_all(&sc->sc_dci.sc_bus,
108 USB_GET_DMA_TAG(dev), NULL)) {
109 return (ENOMEM);
110 }
111 rid = 0;
112 sc->sc_dci.sc_irq_res =
113 bus_alloc_resource(dev, SYS_RES_IRQ, &rid,
114 CVMX_IRQ_USB, CVMX_IRQ_USB, 1, RF_ACTIVE);
115 if (!(sc->sc_dci.sc_irq_res)) {
116 goto error;
117 }
118
119 sc->sc_dci.sc_bus.bdev = device_add_child(dev, "usbus", -1);
120 if (!(sc->sc_dci.sc_bus.bdev)) {
121 goto error;
122 }
123 device_set_ivars(sc->sc_dci.sc_bus.bdev, &sc->sc_dci.sc_bus);
124
125#if (__FreeBSD_version >= 700031)
126 err = bus_setup_intr(dev, sc->sc_dci.sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE,
127 NULL, (driver_intr_t *)octusb_interrupt, sc, &sc->sc_dci.sc_intr_hdl);
128#else
129 err = bus_setup_intr(dev, sc->sc_dci.sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE,
130 (driver_intr_t *)octusb_interrupt, sc, &sc->sc_dci.sc_intr_hdl);
131#endif
132 if (err) {
133 sc->sc_dci.sc_intr_hdl = NULL;
134 goto error;
135 }
136 err = octusb_init(&sc->sc_dci);
137 if (!err) {
138 err = device_probe_and_attach(sc->sc_dci.sc_bus.bdev);
139 }
140 if (err) {
141 goto error;
142 }
143 return (0);
144
145error:
146 octusb_octeon_detach(dev);
147 return (ENXIO);
148}
149
150static int
151octusb_octeon_detach(device_t dev)
152{
153 struct octusb_octeon_softc *sc = device_get_softc(dev);
154 device_t bdev;
155 int err;
156
157 if (sc->sc_dci.sc_bus.bdev) {
158 bdev = sc->sc_dci.sc_bus.bdev;
159 device_detach(bdev);
160 device_delete_child(dev, bdev);
161 }
162 /* during module unload there are lots of children leftover */
163 device_delete_children(dev);
164
165 if (sc->sc_dci.sc_irq_res && sc->sc_dci.sc_intr_hdl) {
166 /*
167 * only call octusb_octeon_uninit() after octusb_octeon_init()
168 */
169 octusb_uninit(&sc->sc_dci);
170
171 err = bus_teardown_intr(dev, sc->sc_dci.sc_irq_res,
172 sc->sc_dci.sc_intr_hdl);
173 sc->sc_dci.sc_intr_hdl = NULL;
174 }
175 if (sc->sc_dci.sc_irq_res) {
176 bus_release_resource(dev, SYS_RES_IRQ, 0,
177 sc->sc_dci.sc_irq_res);
178 sc->sc_dci.sc_irq_res = NULL;
179 }
180 usb_bus_mem_free_all(&sc->sc_dci.sc_bus, NULL);
181
182 return (0);
183}
184
| 3
4/*-
5 * Copyright (c) 2007-2008 Hans Petter Selasky. 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 AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
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#include <sys/rman.h>
48
49#include <dev/usb/usb.h>
50#include <dev/usb/usbdi.h>
51
52#include <dev/usb/usb_core.h>
53#include <dev/usb/usb_busdma.h>
54#include <dev/usb/usb_process.h>
55#include <dev/usb/usb_util.h>
56
57#include <dev/usb/usb_controller.h>
58#include <dev/usb/usb_bus.h>
59
60#include <contrib/octeon-sdk/cvmx.h>
61#include <contrib/octeon-sdk/cvmx-interrupt.h>
62#include <contrib/octeon-sdk/cvmx-usb.h>
63
64#include <mips/cavium/usb/octusb.h>
65
66#define MEM_RID 0
67
68static device_identify_t octusb_octeon_identify;
69static device_probe_t octusb_octeon_probe;
70static device_attach_t octusb_octeon_attach;
71static device_detach_t octusb_octeon_detach;
72static device_shutdown_t octusb_octeon_shutdown;
73
74struct octusb_octeon_softc {
75 struct octusb_softc sc_dci; /* must be first */
76};
77
78static void
79octusb_octeon_identify(driver_t *drv, device_t parent)
80{
81 if (octeon_has_feature(OCTEON_FEATURE_USB))
82 BUS_ADD_CHILD(parent, 0, "octusb", 0);
83}
84
85static int
86octusb_octeon_probe(device_t dev)
87{
88 device_set_desc(dev, "Cavium Octeon USB controller");
89 return (0);
90}
91
92static int
93octusb_octeon_attach(device_t dev)
94{
95 struct octusb_octeon_softc *sc = device_get_softc(dev);
96 int err;
97 int rid;
98
99 /* setup controller interface softc */
100
101 /* initialise some bus fields */
102 sc->sc_dci.sc_bus.parent = dev;
103 sc->sc_dci.sc_bus.devices = sc->sc_dci.sc_devices;
104 sc->sc_dci.sc_bus.devices_max = OCTUSB_MAX_DEVICES;
105
106 /* get all DMA memory */
107 if (usb_bus_mem_alloc_all(&sc->sc_dci.sc_bus,
108 USB_GET_DMA_TAG(dev), NULL)) {
109 return (ENOMEM);
110 }
111 rid = 0;
112 sc->sc_dci.sc_irq_res =
113 bus_alloc_resource(dev, SYS_RES_IRQ, &rid,
114 CVMX_IRQ_USB, CVMX_IRQ_USB, 1, RF_ACTIVE);
115 if (!(sc->sc_dci.sc_irq_res)) {
116 goto error;
117 }
118
119 sc->sc_dci.sc_bus.bdev = device_add_child(dev, "usbus", -1);
120 if (!(sc->sc_dci.sc_bus.bdev)) {
121 goto error;
122 }
123 device_set_ivars(sc->sc_dci.sc_bus.bdev, &sc->sc_dci.sc_bus);
124
125#if (__FreeBSD_version >= 700031)
126 err = bus_setup_intr(dev, sc->sc_dci.sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE,
127 NULL, (driver_intr_t *)octusb_interrupt, sc, &sc->sc_dci.sc_intr_hdl);
128#else
129 err = bus_setup_intr(dev, sc->sc_dci.sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE,
130 (driver_intr_t *)octusb_interrupt, sc, &sc->sc_dci.sc_intr_hdl);
131#endif
132 if (err) {
133 sc->sc_dci.sc_intr_hdl = NULL;
134 goto error;
135 }
136 err = octusb_init(&sc->sc_dci);
137 if (!err) {
138 err = device_probe_and_attach(sc->sc_dci.sc_bus.bdev);
139 }
140 if (err) {
141 goto error;
142 }
143 return (0);
144
145error:
146 octusb_octeon_detach(dev);
147 return (ENXIO);
148}
149
150static int
151octusb_octeon_detach(device_t dev)
152{
153 struct octusb_octeon_softc *sc = device_get_softc(dev);
154 device_t bdev;
155 int err;
156
157 if (sc->sc_dci.sc_bus.bdev) {
158 bdev = sc->sc_dci.sc_bus.bdev;
159 device_detach(bdev);
160 device_delete_child(dev, bdev);
161 }
162 /* during module unload there are lots of children leftover */
163 device_delete_children(dev);
164
165 if (sc->sc_dci.sc_irq_res && sc->sc_dci.sc_intr_hdl) {
166 /*
167 * only call octusb_octeon_uninit() after octusb_octeon_init()
168 */
169 octusb_uninit(&sc->sc_dci);
170
171 err = bus_teardown_intr(dev, sc->sc_dci.sc_irq_res,
172 sc->sc_dci.sc_intr_hdl);
173 sc->sc_dci.sc_intr_hdl = NULL;
174 }
175 if (sc->sc_dci.sc_irq_res) {
176 bus_release_resource(dev, SYS_RES_IRQ, 0,
177 sc->sc_dci.sc_irq_res);
178 sc->sc_dci.sc_irq_res = NULL;
179 }
180 usb_bus_mem_free_all(&sc->sc_dci.sc_bus, NULL);
181
182 return (0);
183}
184
|
200static device_method_t octusb_octeon_methods[] = {
201 /* Device interface */
202 DEVMETHOD(device_identify, octusb_octeon_identify),
203 DEVMETHOD(device_probe, octusb_octeon_probe),
204 DEVMETHOD(device_attach, octusb_octeon_attach),
205 DEVMETHOD(device_detach, octusb_octeon_detach),
| 185static device_method_t octusb_octeon_methods[] = {
186 /* Device interface */
187 DEVMETHOD(device_identify, octusb_octeon_identify),
188 DEVMETHOD(device_probe, octusb_octeon_probe),
189 DEVMETHOD(device_attach, octusb_octeon_attach),
190 DEVMETHOD(device_detach, octusb_octeon_detach),
|