xref: /freebsd/sys/dev/ppc/ppc_pci.c (revision 2008043f386721d58158e37e0d7e50df8095942d)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2006 Marcel Moolenaar
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 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/cdefs.h>
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_write_ivar,	ppc_write_ivar),
57 	DEVMETHOD(bus_alloc_resource,	ppc_alloc_resource),
58 	DEVMETHOD(bus_release_resource,	ppc_release_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 	{ 0, 0 }
69 };
70 
71 static driver_t ppc_pci_driver = {
72 	ppc_driver_name,
73 	ppc_pci_methods,
74 	sizeof(struct ppc_data),
75 };
76 
77 struct pci_id {
78 	uint32_t	type;
79 	const char	*desc;
80 	int		rid;
81 };
82 
83 static struct pci_id pci_ids[] = {
84 	{ 0x1020131f, "SIIG Cyber Parallel PCI (10x family)", 0x18 },
85 	{ 0x2020131f, "SIIG Cyber Parallel PCI (20x family)", 0x10 },
86 	{ 0x05111407, "Lava SP BIDIR Parallel PCI", 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 	{ 0xc1101415, "Oxford Semiconductor OXPCIe952 Parallel port", 0x10 },
91 	{ 0x98059710, "NetMos NM9805 1284 Printer port", 0x10 },
92 	{ 0x98659710, "MosChip MCS9865 1284 Printer port", 0x10 },
93 	{ 0x99009710, "MosChip MCS9900 PCIe to Peripheral Controller", 0x10 },
94 	{ 0x99019710, "MosChip MCS9901 PCIe to Peripheral Controller", 0x10 },
95 	{ 0xffff }
96 };
97 
98 static int
99 ppc_pci_probe(device_t dev)
100 {
101 	struct pci_id *id;
102 	uint32_t type;
103 
104 	type = pci_get_devid(dev);
105 	id = pci_ids;
106 	while (id->type != 0xffff && id->type != type)
107 		id++;
108 	if (id->type == 0xffff)
109 		return (ENXIO);
110 	device_set_desc(dev, id->desc);
111 	return (ppc_probe(dev, id->rid));
112 }
113 
114 DRIVER_MODULE(ppc, pci, ppc_pci_driver, 0, 0);
115