mmdolze
68d4903b4b
* Add more documentation about the inner working of this driver. * Consolidate constant definitions. * Stop the 'include-mania': Only include necessary header files within the .c files. * Use lpt-port.h to define LPT port register values. * Modify some comments to conform the the style guide.
54 lines
1.9 KiB
C
54 lines
1.9 KiB
C
/*-
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* Copyright (C) 2006 Stefan Herdler
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*
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* This driver is based on wirz-sli.c, hd44780.c, drv_base.c and NoritakeVFD
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* driver. It may contain parts of other drivers of this package too.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
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*/
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/*
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* 2006-05-16 Version 0.3: everything should work (not all hardware tested!)
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*/
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#ifndef SERIALVFD_IO_H
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#define SERIALVFD_IO_H
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int serialVFD_init_serial (Driver *drvthis);
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int serialVFD_init_parallel (Driver *drvthis);
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void serialVFD_write_serial (Driver *drvthis, unsigned char *dat, size_t length);
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void serialVFD_write_parallel (Driver *drvthis, unsigned char *dat, size_t length);
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void serialVFD_close_serial (Driver *drvthis);
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void serialVFD_close_parallel (Driver *drvthis);
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/** Function list for low-level I/O routines */
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typedef struct Port_fkt {
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void (*write_fkt) (Driver *drvthis, unsigned char *dat, size_t length);
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int (*init_fkt) (Driver *drvthis);
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void (*close_fkt) (Driver *drvthis);
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} Port_fkt;
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/**
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* Array with function pointers to low-level I/O routines.
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* Port_Function[0] stores routines for serial ports, Port_Function[1] those
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* for parallel ports.
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*/
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static const Port_fkt Port_Function[] = {
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{serialVFD_write_serial, serialVFD_init_serial, serialVFD_close_serial},
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{serialVFD_write_parallel, serialVFD_init_parallel, serialVFD_close_parallel}
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};
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#endif
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