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sio_puc.c (146734) sio_puc.c (158124)
1/*-
2 * Copyright (c) 2002 JF Hay. All rights reserved.
3 * Copyright (c) 2001 M. Warner Losh. 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

--- 10 unchanged lines hidden (view full) ---

19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include <sys/cdefs.h>
1/*-
2 * Copyright (c) 2002 JF Hay. All rights reserved.
3 * Copyright (c) 2001 M. Warner Losh. 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

--- 10 unchanged lines hidden (view full) ---

19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include <sys/cdefs.h>
27__FBSDID("$FreeBSD: head/sys/dev/sio/sio_puc.c 146734 2005-05-29 04:42:30Z nyan $");
27__FBSDID("$FreeBSD: head/sys/dev/sio/sio_puc.c 158124 2006-04-28 21:21:53Z marcel $");
28
29#include <sys/param.h>
30#include <sys/systm.h>
31#include <sys/bus.h>
32#include <sys/conf.h>
33#include <sys/kernel.h>
34#include <sys/lock.h>
35#include <sys/malloc.h>
36#include <sys/mutex.h>
37#include <sys/module.h>
38#include <sys/tty.h>
39#include <machine/bus.h>
40#include <sys/timepps.h>
41
28
29#include <sys/param.h>
30#include <sys/systm.h>
31#include <sys/bus.h>
32#include <sys/conf.h>
33#include <sys/kernel.h>
34#include <sys/lock.h>
35#include <sys/malloc.h>
36#include <sys/mutex.h>
37#include <sys/module.h>
38#include <sys/tty.h>
39#include <machine/bus.h>
40#include <sys/timepps.h>
41
42#include <dev/pci/pcivar.h>
43#include <dev/puc/pucvar.h>
42#include <dev/puc/puc_bus.h>
43
44#include <dev/sio/siovar.h>
45#include <dev/sio/sioreg.h>
46
47static int sio_puc_attach(device_t dev);
48static int sio_puc_probe(device_t dev);
49
50static device_method_t sio_puc_methods[] = {
51 /* Device interface */

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58
59static driver_t sio_puc_driver = {
60 sio_driver_name,
61 sio_puc_methods,
62 0,
63};
64
65static int
44#include <dev/sio/siovar.h>
45#include <dev/sio/sioreg.h>
46
47static int sio_puc_attach(device_t dev);
48static int sio_puc_probe(device_t dev);
49
50static device_method_t sio_puc_methods[] = {
51 /* Device interface */

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58
59static driver_t sio_puc_driver = {
60 sio_driver_name,
61 sio_puc_methods,
62 0,
63};
64
65static int
66sio_puc_attach(dev)
67 device_t dev;
66sio_puc_attach(device_t dev)
68{
69 uintptr_t rclk;
70
67{
68 uintptr_t rclk;
69
71 if (BUS_READ_IVAR(device_get_parent(dev), dev, PUC_IVAR_FREQ,
70 if (BUS_READ_IVAR(device_get_parent(dev), dev, PUC_IVAR_CLOCK,
72 &rclk) != 0)
73 rclk = DEFAULT_RCLK;
74 return (sioattach(dev, 0, rclk));
75}
76
77static int
71 &rclk) != 0)
72 rclk = DEFAULT_RCLK;
73 return (sioattach(dev, 0, rclk));
74}
75
76static int
78sio_puc_probe(dev)
79 device_t dev;
77sio_puc_probe(device_t dev)
80{
78{
81 uintptr_t rclk;
79 device_t parent;
80 uintptr_t rclk, type;
81 int error;
82
82
83 if (BUS_READ_IVAR(device_get_parent(dev), dev, PUC_IVAR_FREQ,
84 &rclk) != 0)
83 parent = device_get_parent(dev);
84
85 if (BUS_READ_IVAR(parent, dev, PUC_IVAR_TYPE, &type))
86 return (ENXIO);
87 if (type != PUC_TYPE_SERIAL)
88 return (ENXIO);
89
90 if (BUS_READ_IVAR(parent, dev, PUC_IVAR_CLOCK, &rclk))
85 rclk = DEFAULT_RCLK;
86#ifdef PC98
87 SET_FLAG(dev, SET_IFTYPE(COM_IF_NS16550));
88#endif
91 rclk = DEFAULT_RCLK;
92#ifdef PC98
93 SET_FLAG(dev, SET_IFTYPE(COM_IF_NS16550));
94#endif
89 return (sioprobe(dev, 0, rclk, 1));
95 error = sioprobe(dev, 0, rclk, 1);
96 return ((error > 0) ? error : BUS_PROBE_LOW_PRIORITY);
90}
91
92DRIVER_MODULE(sio, puc, sio_puc_driver, sio_devclass, 0, 0);
97}
98
99DRIVER_MODULE(sio, puc, sio_puc_driver, sio_devclass, 0, 0);