xref: /openbsd/sys/dev/ic/i82365var.h (revision 60f78cd0)
1 /*	$OpenBSD: i82365var.h,v 1.14 2005/11/23 11:39:37 mickey Exp $	*/
2 /*	$NetBSD: i82365var.h,v 1.4 1998/05/23 18:32:29 matt Exp $	*/
3 
4 /*
5  * Copyright (c) 1997 Marc Horowitz.  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  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by Marc Horowitz.
18  * 4. The name of the author may not be used to endorse or promote products
19  *    derived from this software without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 #include <sys/device.h>
34 #include <sys/timeout.h>
35 
36 #include <dev/pcmcia/pcmciareg.h>
37 #include <dev/pcmcia/pcmciachip.h>
38 
39 #include <dev/ic/i82365reg.h>
40 
41 struct proc;
42 
43 struct pcic_event {
44 	SIMPLEQ_ENTRY(pcic_event) pe_q;
45 	int	pe_type;
46 };
47 
48 /* pe_type */
49 #define PCIC_EVENT_INSERTION	0
50 #define PCIC_EVENT_REMOVAL	1
51 
52 struct pcic_handle {
53 	struct device *ph_parent;
54 	bus_space_tag_t ph_bus_t;
55 	bus_space_handle_t ph_bus_h;
56 	u_int8_t (*ph_read)(struct pcic_handle *, int);
57 	void (*ph_write)(struct pcic_handle *, int, int);
58 
59 	int	vendor;
60 	int	sock;
61 	int	flags;
62 	int	laststate;
63 	int	memalloc;
64 	struct {
65 		bus_addr_t	addr;
66 		bus_size_t	size;
67 		long		offset;
68 		int		kind;
69 	} mem[PCIC_MEM_WINS];
70 	int	ioalloc;
71 	struct {
72 		bus_addr_t	addr;
73 		bus_size_t	size;
74 		int		width;
75 	} io[PCIC_IO_WINS];
76 	int	ih_irq;
77 	struct device *pcmcia;
78 
79 	int	shutdown;
80 	struct proc *event_thread;
81 	SIMPLEQ_HEAD(, pcic_event) events;
82 };
83 
84 #define	PCIC_FLAG_SOCKETP	0x0001
85 #define	PCIC_FLAG_CARDP		0x0002
86 
87 #define PCIC_LASTSTATE_PRESENT	0x0002
88 #define PCIC_LASTSTATE_HALF	0x0001
89 #define PCIC_LASTSTATE_EMPTY	0x0000
90 
91 #define	C0SA PCIC_CHIP0_BASE+PCIC_SOCKETA_INDEX
92 #define	C0SB PCIC_CHIP0_BASE+PCIC_SOCKETB_INDEX
93 #define	C1SA PCIC_CHIP1_BASE+PCIC_SOCKETA_INDEX
94 #define	C1SB PCIC_CHIP1_BASE+PCIC_SOCKETB_INDEX
95 
96 /*
97  * This is sort of arbitrary.  It merely needs to be "enough". It can be
98  * overridden in the conf file, anyway.
99  */
100 
101 #define	PCIC_MEM_PAGES	4
102 #define	PCIC_MEMSIZE	PCIC_MEM_PAGES*PCIC_MEM_PAGESIZE
103 
104 #define	PCIC_NSLOTS	4
105 
106 struct	pcic_ranges {
107 	u_short	start;
108 	u_short	len;
109 };
110 
111 struct pcic_softc {
112 	struct device dev;
113 
114 	bus_space_tag_t memt;
115 	bus_space_handle_t memh;
116 	bus_space_tag_t iot;
117 	bus_space_handle_t ioh;
118 
119 	/* XXX isa_chipset_tag_t, pci_chipset_tag_t, etc. */
120 	void *intr_est;
121 
122 	pcmcia_chipset_tag_t pct;
123 
124 	/* this needs to be large enough to hold PCIC_MEM_PAGES bits */
125 	int	subregionmask;
126 #define PCIC_MAX_MEM_PAGES	(8 * sizeof(int))
127 
128 	/* used by memory window mapping functions */
129 	bus_addr_t membase;
130 
131 	/*
132 	 * used by io window mapping functions.  These can actually overlap
133 	 * with another pcic, since the underlying extent mapper will deal
134 	 * with individual allocations.  This is here to deal with the fact
135 	 * that different busses have different real widths (different pc
136 	 * hardware seems to use 10 or 12 bits for the I/O bus).
137 	 */
138 	bus_addr_t iobase;
139 	bus_addr_t iosize;
140 	struct pcic_ranges *ranges;
141 
142 	int	irq;
143 	void	*ih;
144 
145 	/* used by socket event polling */
146 	struct timeout poll_timeout;
147 	int poll_established;
148 
149 	struct pcic_handle handle[PCIC_NSLOTS];
150 };
151 
152 
153 int	pcic_ident_ok(int);
154 int	pcic_vendor(struct pcic_handle *);
155 
156 void	pcic_attach(struct pcic_softc *);
157 void	pcic_attach_sockets(struct pcic_softc *);
158 int	pcic_intr(void *arg);
159 void	pcic_poll_intr(void *arg);
160 
161 int	pcic_chip_mem_alloc(pcmcia_chipset_handle_t, bus_size_t,
162 	    struct pcmcia_mem_handle *);
163 void	pcic_chip_mem_free(pcmcia_chipset_handle_t,
164 	    struct pcmcia_mem_handle *);
165 int	pcic_chip_mem_map(pcmcia_chipset_handle_t, int, bus_addr_t,
166 	    bus_size_t, struct pcmcia_mem_handle *, bus_size_t *, int *);
167 void	pcic_chip_mem_unmap(pcmcia_chipset_handle_t, int);
168 
169 int	pcic_chip_io_alloc(pcmcia_chipset_handle_t, bus_addr_t,
170 	    bus_size_t, bus_size_t, struct pcmcia_io_handle *);
171 void	pcic_chip_io_free(pcmcia_chipset_handle_t,
172 	    struct pcmcia_io_handle *);
173 int	pcic_chip_io_map(pcmcia_chipset_handle_t, int, bus_addr_t,
174 	    bus_size_t, struct pcmcia_io_handle *, int *);
175 void	pcic_chip_io_unmap(pcmcia_chipset_handle_t, int);
176 
177 void	pcic_chip_socket_enable(pcmcia_chipset_handle_t);
178 void	pcic_chip_socket_disable(pcmcia_chipset_handle_t);
179 
180 void	pcic_power(int, void *);
181 
182 #define pcic_read(h, idx) \
183 	(*(h)->ph_read)((h), (idx))
184 
185 #define pcic_write(h, idx, data) \
186 	(*(h)->ph_write)((h), (idx), (data))
187