]>
Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * linux/drivers/char/ppdev.h | |
3 | * | |
4 | * User-space parallel port device driver (header file). | |
5 | * | |
6 | * Copyright (C) 1998-9 Tim Waugh <tim@cyberelk.demon.co.uk> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License | |
10 | * as published by the Free Software Foundation; either version | |
11 | * 2 of the License, or (at your option) any later version. | |
12 | * | |
13 | * Added PPGETTIME/PPSETTIME, Fred Barnes, 1999 | |
14 | * Added PPGETMODES/PPGETMODE/PPGETPHASE, Fred Barnes <frmb2@ukc.ac.uk>, 03/01/2001 | |
15 | */ | |
16 | ||
17 | #define PP_MAJOR 99 | |
18 | ||
19 | #define PP_IOCTL 'p' | |
20 | ||
21 | /* Set mode for read/write (e.g. IEEE1284_MODE_EPP) */ | |
22 | #define PPSETMODE _IOW(PP_IOCTL, 0x80, int) | |
23 | ||
24 | /* Read status */ | |
25 | #define PPRSTATUS _IOR(PP_IOCTL, 0x81, unsigned char) | |
26 | #define PPWSTATUS OBSOLETE__IOW(PP_IOCTL, 0x82, unsigned char) | |
27 | ||
28 | /* Read/write control */ | |
29 | #define PPRCONTROL _IOR(PP_IOCTL, 0x83, unsigned char) | |
30 | #define PPWCONTROL _IOW(PP_IOCTL, 0x84, unsigned char) | |
31 | ||
32 | struct ppdev_frob_struct { | |
33 | unsigned char mask; | |
34 | unsigned char val; | |
35 | }; | |
36 | #define PPFCONTROL _IOW(PP_IOCTL, 0x8e, struct ppdev_frob_struct) | |
37 | ||
38 | /* Read/write data */ | |
39 | #define PPRDATA _IOR(PP_IOCTL, 0x85, unsigned char) | |
40 | #define PPWDATA _IOW(PP_IOCTL, 0x86, unsigned char) | |
41 | ||
42 | /* Read/write econtrol (not used) */ | |
43 | #define PPRECONTROL OBSOLETE__IOR(PP_IOCTL, 0x87, unsigned char) | |
44 | #define PPWECONTROL OBSOLETE__IOW(PP_IOCTL, 0x88, unsigned char) | |
45 | ||
46 | /* Read/write FIFO (not used) */ | |
47 | #define PPRFIFO OBSOLETE__IOR(PP_IOCTL, 0x89, unsigned char) | |
48 | #define PPWFIFO OBSOLETE__IOW(PP_IOCTL, 0x8a, unsigned char) | |
49 | ||
50 | /* Claim the port to start using it */ | |
51 | #define PPCLAIM _IO(PP_IOCTL, 0x8b) | |
52 | ||
53 | /* Release the port when you aren't using it */ | |
54 | #define PPRELEASE _IO(PP_IOCTL, 0x8c) | |
55 | ||
56 | /* Yield the port (release it if another driver is waiting, | |
57 | * then reclaim) */ | |
58 | #define PPYIELD _IO(PP_IOCTL, 0x8d) | |
59 | ||
60 | /* Register device exclusively (must be before PPCLAIM). */ | |
61 | #define PPEXCL _IO(PP_IOCTL, 0x8f) | |
62 | ||
63 | /* Data line direction: non-zero for input mode. */ | |
64 | #define PPDATADIR _IOW(PP_IOCTL, 0x90, int) | |
65 | ||
66 | /* Negotiate a particular IEEE 1284 mode. */ | |
67 | #define PPNEGOT _IOW(PP_IOCTL, 0x91, int) | |
68 | ||
69 | /* Set control lines when an interrupt occurs. */ | |
70 | #define PPWCTLONIRQ _IOW(PP_IOCTL, 0x92, unsigned char) | |
71 | ||
72 | /* Clear (and return) interrupt count. */ | |
73 | #define PPCLRIRQ _IOR(PP_IOCTL, 0x93, int) | |
74 | ||
75 | /* Set the IEEE 1284 phase that we're in (e.g. IEEE1284_PH_FWD_IDLE) */ | |
76 | #define PPSETPHASE _IOW(PP_IOCTL, 0x94, int) | |
77 | ||
78 | /* Set and get port timeout (struct timeval's) */ | |
79 | #define PPGETTIME _IOR(PP_IOCTL, 0x95, struct timeval) | |
80 | #define PPSETTIME _IOW(PP_IOCTL, 0x96, struct timeval) | |
81 | ||
82 | /* Get available modes (what the hardware can do) */ | |
83 | #define PPGETMODES _IOR(PP_IOCTL, 0x97, unsigned int) | |
84 | ||
85 | /* Get the current mode and phaze */ | |
86 | #define PPGETMODE _IOR(PP_IOCTL, 0x98, int) | |
87 | #define PPGETPHASE _IOR(PP_IOCTL, 0x99, int) | |
88 | ||
89 | /* get/set flags */ | |
90 | #define PPGETFLAGS _IOR(PP_IOCTL, 0x9a, int) | |
91 | #define PPSETFLAGS _IOW(PP_IOCTL, 0x9b, int) | |
92 | ||
93 | /* flags visible to the world */ | |
94 | #define PP_FASTWRITE (1<<2) | |
95 | #define PP_FASTREAD (1<<3) | |
96 | #define PP_W91284PIC (1<<4) | |
97 | ||
98 | /* only masks user-visible flags */ | |
99 | #define PP_FLAGMASK (PP_FASTWRITE | PP_FASTREAD | PP_W91284PIC) | |
100 | ||
101 |