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103 lines
3.2 KiB
103 lines
3.2 KiB
/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ |
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/* |
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* linux/include/linux/ppdev.h |
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* |
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* User-space parallel port device driver (header file). |
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* |
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* Copyright (C) 1998-9 Tim Waugh <[email protected]> |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version |
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* 2 of the License, or (at your option) any later version. |
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* |
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* Added PPGETTIME/PPSETTIME, Fred Barnes, 1999 |
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* Added PPGETMODES/PPGETMODE/PPGETPHASE, Fred Barnes <[email protected]>, 03/01/2001 |
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*/ |
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#ifndef _UAPI_LINUX_PPDEV_H |
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#define _UAPI_LINUX_PPDEV_H |
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#define PP_IOCTL 'p' |
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/* Set mode for read/write (e.g. IEEE1284_MODE_EPP) */ |
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#define PPSETMODE _IOW(PP_IOCTL, 0x80, int) |
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/* Read status */ |
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#define PPRSTATUS _IOR(PP_IOCTL, 0x81, unsigned char) |
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#define PPWSTATUS OBSOLETE__IOW(PP_IOCTL, 0x82, unsigned char) |
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/* Read/write control */ |
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#define PPRCONTROL _IOR(PP_IOCTL, 0x83, unsigned char) |
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#define PPWCONTROL _IOW(PP_IOCTL, 0x84, unsigned char) |
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struct ppdev_frob_struct { |
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unsigned char mask; |
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unsigned char val; |
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}; |
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#define PPFCONTROL _IOW(PP_IOCTL, 0x8e, struct ppdev_frob_struct) |
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/* Read/write data */ |
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#define PPRDATA _IOR(PP_IOCTL, 0x85, unsigned char) |
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#define PPWDATA _IOW(PP_IOCTL, 0x86, unsigned char) |
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/* Read/write econtrol (not used) */ |
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#define PPRECONTROL OBSOLETE__IOR(PP_IOCTL, 0x87, unsigned char) |
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#define PPWECONTROL OBSOLETE__IOW(PP_IOCTL, 0x88, unsigned char) |
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/* Read/write FIFO (not used) */ |
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#define PPRFIFO OBSOLETE__IOR(PP_IOCTL, 0x89, unsigned char) |
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#define PPWFIFO OBSOLETE__IOW(PP_IOCTL, 0x8a, unsigned char) |
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/* Claim the port to start using it */ |
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#define PPCLAIM _IO(PP_IOCTL, 0x8b) |
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/* Release the port when you aren't using it */ |
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#define PPRELEASE _IO(PP_IOCTL, 0x8c) |
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/* Yield the port (release it if another driver is waiting, |
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* then reclaim) */ |
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#define PPYIELD _IO(PP_IOCTL, 0x8d) |
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/* Register device exclusively (must be before PPCLAIM). */ |
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#define PPEXCL _IO(PP_IOCTL, 0x8f) |
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/* Data line direction: non-zero for input mode. */ |
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#define PPDATADIR _IOW(PP_IOCTL, 0x90, int) |
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/* Negotiate a particular IEEE 1284 mode. */ |
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#define PPNEGOT _IOW(PP_IOCTL, 0x91, int) |
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/* Set control lines when an interrupt occurs. */ |
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#define PPWCTLONIRQ _IOW(PP_IOCTL, 0x92, unsigned char) |
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/* Clear (and return) interrupt count. */ |
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#define PPCLRIRQ _IOR(PP_IOCTL, 0x93, int) |
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/* Set the IEEE 1284 phase that we're in (e.g. IEEE1284_PH_FWD_IDLE) */ |
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#define PPSETPHASE _IOW(PP_IOCTL, 0x94, int) |
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/* Set and get port timeout (struct timeval's) */ |
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#define PPGETTIME _IOR(PP_IOCTL, 0x95, struct timeval) |
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#define PPSETTIME _IOW(PP_IOCTL, 0x96, struct timeval) |
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/* Get available modes (what the hardware can do) */ |
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#define PPGETMODES _IOR(PP_IOCTL, 0x97, unsigned int) |
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/* Get the current mode and phaze */ |
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#define PPGETMODE _IOR(PP_IOCTL, 0x98, int) |
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#define PPGETPHASE _IOR(PP_IOCTL, 0x99, int) |
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/* get/set flags */ |
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#define PPGETFLAGS _IOR(PP_IOCTL, 0x9a, int) |
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#define PPSETFLAGS _IOW(PP_IOCTL, 0x9b, int) |
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/* flags visible to the world */ |
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#define PP_FASTWRITE (1<<2) |
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#define PP_FASTREAD (1<<3) |
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#define PP_W91284PIC (1<<4) |
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/* only masks user-visible flags */ |
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#define PP_FLAGMASK (PP_FASTWRITE | PP_FASTREAD | PP_W91284PIC) |
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#endif /* _UAPI_LINUX_PPDEV_H */
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