FreeBSD/Linux Kernel Cross Reference
sys/pccard/cardinfo.h
1 /*
2 * Include file for PCMCIA user process interface
3 *
4 *-------------------------------------------------------------------------
5 *
6 * Copyright (c) 1995 Andrew McRae. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. The name of the author may not be used to endorse or promote products
17 * derived from this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #ifndef _PCCARD_CARDINFO_H_
32 #define _PCCARD_CARDINFO_H_
33
34 #ifndef KERNEL
35 #include <sys/types.h>
36 #endif
37 #include <sys/ioccom.h>
38
39 #define PIOCGSTATE _IOR('P', 1, struct slotstate) /* Get slot state */
40 #define PIOCGMEM _IOWR('P', 2, struct mem_desc) /* Get memory map */
41 #define PIOCSMEM _IOW('P', 3, struct mem_desc) /* Set memory map */
42 #define PIOCGIO _IOWR('P', 4, struct io_desc) /* Get I/O map */
43 #define PIOCSIO _IOW('P', 5, struct io_desc) /* Set I/O map */
44 #define PIOCSDRV _IOW('P', 6, struct dev_desc) /* Set driver */
45 #define PIOCRWFLAG _IOW('P', 7, int) /* Set flags for drv use */
46 #define PIOCRWMEM _IOWR('P', 8, unsigned long) /* Set mem for drv use */
47 #define PIOCSPOW _IOW('P', 9, struct power) /* Set power structure */
48 /*
49 * Debug codes.
50 */
51 #define PIOCGREG _IOWR('P',100, struct pcic_reg) /* get reg */
52 #define PIOCSREG _IOW('P', 101, struct pcic_reg) /* Set reg */
53
54 /*
55 * Slot states for PIOCGSTATE
56 */
57 enum cardstate { noslot, empty, suspend, filled };
58
59 /*
60 * Descriptor structure for memory map.
61 */
62 struct mem_desc {
63 int window; /* Memory map window number (0-4) */
64 int flags; /* Flags - see below */
65 caddr_t start; /* System memory start */
66 int size; /* Size of memory area */
67 unsigned long card; /* Card memory address */
68 };
69
70 #define MDF_16BITS 0x01 /* Memory is 16 bits wide */
71 #define MDF_ZEROWS 0x02 /* Set no wait states for memory */
72 #define MDF_WS0 0x04 /* Wait state flags */
73 #define MDF_WS1 0x08
74 #define MDF_ATTR 0x10 /* Memory is attribute memory */
75 #define MDF_WP 0x20 /* Write protect memory */
76 #define MDF_ACTIVE 0x40 /* Context active (read-only) */
77
78 /*
79 * Descriptor structure for I/O map
80 */
81 struct io_desc {
82 int window; /* I/O map number (0-1) */
83 int flags; /* Flags - see below */
84 int start; /* I/O port start */
85 int size; /* Number of port addresses */
86 };
87
88 #define IODF_WS 0x01 /* Set wait states for 16 bit I/O access */
89 #define IODF_16BIT 0x02 /* I/O access are 16 bit */
90 #define IODF_CS16 0x04 /* Allow card selection of 16 bit access */
91 #define IODF_ZEROWS 0x08 /* No wait states for 8 bit I/O */
92 #define IODF_ACTIVE 0x10 /* Context active (read-only) */
93
94 /*
95 * Device descriptor for allocation of driver.
96 */
97 struct dev_desc {
98 char name[16]; /* Driver name */
99 int unit; /* Driver unit number */
100 unsigned long mem; /* Memory address of driver */
101 int memsize; /* Memory size (if used) */
102 int iobase; /* base of I/O ports */
103 int irqmask; /* Interrupt number(s) to allocate */
104 int flags; /* Device flags */
105 u_char misc[128]; /* For any random info */
106 };
107
108 struct pcic_reg {
109 unsigned char reg;
110 unsigned char value;
111 };
112
113 /*
114 * Slot information. Used to read current status of slot.
115 */
116 struct slotstate {
117 enum cardstate state; /* Current state of slot */
118 int maxmem; /* Max allowed memory windows */
119 int maxio; /* Max allowed I/O windows */
120 int irqs; /* Bitmap of IRQs allowed */
121 int flags; /* Capability flags */
122 };
123
124 /*
125 * The power values are in volts * 10, e.g. 5V is 50, 3.3V is 33.
126 */
127 struct power {
128 int vcc;
129 int vpp;
130 };
131
132 /*
133 * Other system limits
134 */
135 #define MAXSLOT 16
136 #define NUM_MEM_WINDOWS 10
137 #define NUM_IO_WINDOWS 6
138 #define CARD_DEVICE "/dev/card%d" /* String for sprintf */
139
140 #endif /* !_PCCARD_CARDINFO_H_ */
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