xref: /freebsd/sys/dev/ppc/ppc_pci.c (revision 2be1a816b9ff69588e55be0a84cbe2a31efc0f2f)
1 /*-
2  * Copyright (c) 2006 Marcel Moolenaar
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 AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  */
26 
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
29 
30 #include <sys/param.h>
31 #include <sys/kernel.h>
32 #include <sys/module.h>
33 #include <sys/bus.h>
34 
35 #include <machine/bus.h>
36 
37 #include <dev/pci/pcivar.h>
38 
39 #include <dev/ppbus/ppbconf.h>
40 #include <dev/ppbus/ppb_msq.h>
41 #include <dev/ppc/ppcvar.h>
42 #include <dev/ppc/ppcreg.h>
43 
44 #include "ppbus_if.h"
45 
46 static int ppc_pci_probe(device_t dev);
47 
48 static device_method_t ppc_pci_methods[] = {
49 	/* device interface */
50 	DEVMETHOD(device_probe,		ppc_pci_probe),
51 	DEVMETHOD(device_attach,	ppc_attach),
52 	DEVMETHOD(device_detach,	ppc_detach),
53 
54 	/* bus interface */
55 	DEVMETHOD(bus_read_ivar,	ppc_read_ivar),
56 	DEVMETHOD(bus_setup_intr,	ppc_setup_intr),
57 	DEVMETHOD(bus_teardown_intr,	ppc_teardown_intr),
58 	DEVMETHOD(bus_alloc_resource,	bus_generic_alloc_resource),
59 
60 	/* ppbus interface */
61 	DEVMETHOD(ppbus_io,		ppc_io),
62 	DEVMETHOD(ppbus_exec_microseq,	ppc_exec_microseq),
63 	DEVMETHOD(ppbus_reset_epp,	ppc_reset_epp),
64 	DEVMETHOD(ppbus_setmode,	ppc_setmode),
65 	DEVMETHOD(ppbus_ecp_sync,	ppc_ecp_sync),
66 	DEVMETHOD(ppbus_read,		ppc_read),
67 	DEVMETHOD(ppbus_write,		ppc_write),
68 
69 	{ 0, 0 }
70 };
71 
72 static driver_t ppc_pci_driver = {
73 	ppc_driver_name,
74 	ppc_pci_methods,
75 	sizeof(struct ppc_data),
76 };
77 
78 struct pci_id {
79 	uint32_t	type;
80 	const char	*desc;
81 	int		rid;
82 };
83 
84 static struct pci_id pci_ids[] = {
85 	{ 0x1020131f, "SIIG Cyber Parallel PCI (10x family)", 0x18 },
86 	{ 0x2020131f, "SIIG Cyber Parallel PCI (20x family)", 0x10 },
87 	{ 0x80001407, "Lava Computers 2SP-PCI parallel port", 0x10 },
88 	{ 0x84031415, "Oxford Semiconductor OX12PCI840 Parallel port", 0x10 },
89 	{ 0x95131415, "Oxford Semiconductor OX16PCI954 Parallel port", 0x10 },
90 	{ 0x98059710, "NetMos NM9805 1284 Printer port", 0x10 },
91 	{ 0xffff }
92 };
93 
94 static int
95 ppc_pci_probe(device_t dev)
96 {
97 	struct pci_id *id;
98 	uint32_t type;
99 
100 	type = pci_get_devid(dev);
101 	id = pci_ids;
102 	while (id->type != 0xffff && id->type != type)
103 		id++;
104 	if (id->type == 0xffff)
105 		return (ENXIO);
106 	device_set_desc(dev, id->desc);
107 	return (ppc_probe(dev, id->rid));
108 }
109 
110 DRIVER_MODULE(ppc, pci, ppc_pci_driver, ppc_devclass, 0, 0);
111