Skip to content
This repository

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
branch: master
Fetching contributors…

Cannot retrieve contributors at this time

file 57 lines (48 sloc) 2.088 kb
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57
/*
* avrdude - A Downloader/Uploader for AVR device programmers
* Copyright (C) 2003, 2005 Theodore A. Roth
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/

/* $Id: linux_ppdev.h,v 1.3 2005/11/29 20:20:22 joerg_wunsch Exp $ */

#ifndef linux_ppdev_h
#define linux_ppdev_h

#define OBSOLETE__IOW _IOW

#include <sys/ioctl.h>
#include <linux/parport.h>
#include <linux/ppdev.h>

#include <stdlib.h>

#define ppi_claim(fd) \
if (ioctl(fd, PPCLAIM)) { \
fprintf(stderr, "%s: can't claim device \"%s\": %s\n\n", \
progname, port, strerror(errno)); \
close(fd); \
exit(1); \
}

#define ppi_release(fd) \
if (ioctl(fd, PPRELEASE)) { \
fprintf(stderr, "%s: can't release device: %s\n\n", \
progname, strerror(errno)); \
exit(1); \
}

#define DO_PPI_READ(fd, reg, valp) \
(void)ioctl(fd, \
(reg) == PPIDATA? PPRDATA: ((reg) == PPICTRL? PPRCONTROL: PPRSTATUS), \
valp)
#define DO_PPI_WRITE(fd, reg, valp) \
(void)ioctl(fd, \
(reg) == PPIDATA? PPWDATA: ((reg) == PPICTRL? PPWCONTROL: PPWSTATUS), \
valp)

#endif /* linux_ppdev_h */
Something went wrong with that request. Please try again.