xref: /netbsd-src/sys/dev/isa/slhci_isa.c (revision 8b0f9554ff8762542c4defc4f70e1eb76fb508fa)
1 /*	$NetBSD: slhci_isa.c,v 1.8 2007/10/19 12:00:23 ad Exp $	*/
2 
3 /*
4  * Copyright (c) 2001 Kiyoshi Ikehara. All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. All advertising materials mentioning features or use of this software
15  *    must display the following acknowledgement:
16  *      This product includes software developed by Kiyoshi Ikehara.
17  * 4. The name of the author may not be used to endorse or promote products
18  *    derived from this software without specific prior written permission
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
25  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
26  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
27  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
28  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  */
32 
33 /*
34  * ISA-USB host board
35  */
36 
37 #include <sys/cdefs.h>
38 __KERNEL_RCSID(0, "$NetBSD: slhci_isa.c,v 1.8 2007/10/19 12:00:23 ad Exp $");
39 
40 #include <sys/param.h>
41 #include <sys/systm.h>
42 #include <sys/device.h>
43 
44 #include <sys/bus.h>
45 #include <sys/cpu.h>
46 
47 #include <dev/usb/usb.h>
48 #include <dev/usb/usbdi.h>
49 #include <dev/usb/usbdivar.h>
50 
51 #include <dev/ic/sl811hsreg.h>
52 #include <dev/ic/sl811hsvar.h>
53 
54 #include <dev/isa/isavar.h>
55 
56 struct slhci_isa_softc {
57 	struct slhci_softc sc;
58 	isa_chipset_tag_t sc_ic;
59 	void	*sc_ih;
60 };
61 
62 static int  slhci_isa_match(struct device *, struct cfdata *, void *);
63 static void slhci_isa_attach(struct device *, struct device *, void *);
64 
65 CFATTACH_DECL(slhci_isa, sizeof(struct slhci_isa_softc),
66     slhci_isa_match, slhci_isa_attach, NULL, slhci_activate);
67 
68 static int
69 slhci_isa_match(struct device *parent, struct cfdata *cf,
70     void *aux)
71 {
72 	struct isa_attach_args *ia = aux;
73 	bus_space_tag_t iot = ia->ia_iot;
74 	bus_space_handle_t ioh;
75 	int result = 0;
76 	uint8_t sltype;
77 
78 	if (bus_space_map(iot, ia->ia_io[0].ir_addr, SL11_PORTSIZE, 0, &ioh))
79 		goto out;
80 
81 	bus_space_write_1(iot, ioh, SL11_IDX_ADDR, SL11_REV);
82 	sltype = SL11_GET_REV(bus_space_read_1(iot, ioh, SL11_IDX_DATA));
83 
84 	result = slhci_supported_rev(sltype);
85 
86 	bus_space_unmap(iot, ioh, SL11_PORTSIZE);
87 
88  out:
89 	return (result);
90 }
91 
92 static void
93 slhci_isa_attach(struct device *parent, struct device *self, void *aux)
94 {
95 	struct slhci_isa_softc *isc = (struct slhci_isa_softc *)self;
96 	struct slhci_softc *sc = &isc->sc;
97 	struct isa_attach_args *ia = aux;
98 	bus_space_tag_t iot = ia->ia_iot;
99 	bus_space_handle_t ioh;
100 
101 	printf("\n"); /* XXX still needed? */
102 
103 	/* Map I/O space */
104 	if (bus_space_map(iot, ia->ia_io[0].ir_addr, SL11_PORTSIZE, 0, &ioh)) {
105 		printf("%s: can't map I/O space\n", SC_NAME(sc));
106 		return;
107 	}
108 
109 	/* Initialize sc XXX power value unconfirmed */
110 	slhci_preinit(sc, NULL, iot, ioh, 30, SL11_IDX_DATA);
111 
112 	/* Establish the interrupt handler */
113 	isc->sc_ih = isa_intr_establish(ia->ia_ic, ia->ia_irq[0].ir_irq,
114 					IST_EDGE, IPL_USB, slhci_intr, sc);
115 	if (isc->sc_ih == NULL) {
116 		printf("%s: can't establish interrupt\n", SC_NAME(sc));
117 		return;
118 	}
119 
120 	/* Attach SL811HS/T */
121 	if (slhci_attach(sc))
122 		printf("%s: slhci_attach failed\n", SC_NAME(sc));
123 }
124