marschap
6a1511bb72
- explicitely declare void arguments - make a few string args const * better support for shorter displays in server screen * make target to create top level tag file
144 lines
4.5 KiB
C
144 lines
4.5 KiB
C
/* This is the LCDproc driver for IO-Warrior devices (http://www.codemercs.de)
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Copyright (C) 2004, Peter Marschall <peter@adpm.de>
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based on GPL'ed code:
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* IOWarrior LCD routines
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Copyright (c) 2004 Christian Vogelgsang <chris@lallafa.de>
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* misc. files from LCDproc source tree
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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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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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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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#ifndef IOWARRIOR_H
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#define IOWARRIOR_H
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#include <usb.h>
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#include "lcd.h"
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#define DEFAULT_SERIALNO ""
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#define DEFAULT_SIZE "20x4"
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#define DEFAULT_BACKLIGHT 1
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#define DEFAULT_BRIGHTNESS 200
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/* define some IOW constants */
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#define iowVendor 0x07c0 /* CodeMercs */
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#define iowProd40 0x1500 /* IOW40 */
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#define iowProd24 0x1501 /* IOW24 */
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#define iowProd56 0x1503 /* IOW56 */
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#define iowTimeout 1000
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#define USB_REQ_SET_REPORT 0x09
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#define USB_REQ_GET_REPORT 0x01
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#define IOW_OK 0
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#define IOW_ERROR -1
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#define IOWLCD_BUSY 0x80
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#define IOWLCD_ADDR_MASK 0x7F
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/* IOWarriors drive HD44780 cmpatible displays that have these cells: */
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#define CELLWIDTH LCD_DEFAULT_CELLWIDTH
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#define CELLHEIGHT LCD_DEFAULT_CELLHEIGHT
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/* Constants for userdefchar_mode */
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#define NUM_CCs 8 /* max. number of custom characters */
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typedef enum {
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standard, /* only char 0 is used for heartbeat */
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vbar, /* vertical bars */
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hbar, /* horizontal bars */
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bignum, /* big numbers */
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bigchar, /* big characters */
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custom /* custom icons */
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} CGmode;
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typedef struct cgram_cache {
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unsigned char cache[LCD_DEFAULT_CELLHEIGHT];
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int clean;
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} CGram;
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typedef struct driver_private_data {
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char manufacturer[LCD_MAX_WIDTH+1];
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char product[LCD_MAX_WIDTH+1];
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char serial[LCD_MAX_WIDTH+1];
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int productID;
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usb_dev_handle *udh;
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int width, height;
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int cellwidth, cellheight;
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/* The framebuffer */
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unsigned char *framebuf;
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/* last LCD contents (for incremental updates) */
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unsigned char *backingstore;
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/* defineable characters */
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CGram cc[NUM_CCs];
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CGmode ccmode;
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/* output LED(s) state */
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unsigned int output_mask;
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int output_state;
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/* lastline controls the use of the last line, if pixel addressable (true, default) or */
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/* underline effect (false). To avoid the underline effect in the latter case, the last */
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/* line is always zeroed for whatever redefined character */
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char lastline;
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int brightness;
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int backlight;
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char info[255];
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} PrivateData;
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/* API: variables for the server core */
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MODULE_EXPORT char *api_version = API_VERSION;
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MODULE_EXPORT int stay_in_foreground = 0; /* For testing only */
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MODULE_EXPORT int supports_multiple = 1;
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MODULE_EXPORT char *symbol_prefix = "IOWarrior_";
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/* API: functions for the server core */
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MODULE_EXPORT int IOWarrior_init(Driver *drvthis);
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MODULE_EXPORT void IOWarrior_close(Driver *drvthis);
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MODULE_EXPORT int IOWarrior_width(Driver *drvthis);
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MODULE_EXPORT int IOWarrior_height(Driver *drvthis);
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MODULE_EXPORT int IOWarrior_cellheight(Driver *drvthis);
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MODULE_EXPORT int IOWarrior_cellwidth(Driver *drvthis);
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MODULE_EXPORT void IOWarrior_clear(Driver *drvthis);
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MODULE_EXPORT void IOWarrior_chr(Driver *drvthis, int x, int y, char c);
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MODULE_EXPORT void IOWarrior_string(Driver *drvthis, int x, int y, const char string[]);
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MODULE_EXPORT void IOWarrior_flush(Driver *drvthis);
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MODULE_EXPORT void IOWarrior_backlight(Driver *drvthis, int on);
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MODULE_EXPORT void IOWarrior_vbar(Driver *drvthis, int x, int y, int len, int promille, int options);
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MODULE_EXPORT void IOWarrior_hbar(Driver *drvthis, int x, int y, int len, int promille, int options);
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MODULE_EXPORT void IOWarrior_num(Driver *drvthis, int x, int num);
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MODULE_EXPORT int IOWarrior_get_free_chars(Driver *drvthis);
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MODULE_EXPORT void IOWarrior_set_char(Driver *drvthis, int n, unsigned char *dat);
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MODULE_EXPORT int IOWarrior_icon(Driver *drvthis, int x, int y, int icon);
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MODULE_EXPORT void IOWarrior_output(Driver *drvthis, int state);
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MODULE_EXPORT const char *IOWarrior_get_info(Driver *drvthis);
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#endif /* IOWARRIOR_H */
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