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extend picolcd driver to support 20x4 picoLCDs (Nicu Pavel)

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This commit is contained in:
marschap
2008-10-08 10:52:37 +00:00
parent cf2cc58105
commit b8cae203a6
3 changed files with 293 additions and 143 deletions
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server/drivers/picolcd.h
+49 -13
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@@ -1,20 +1,27 @@
/*
* Driver for picoLCD graphical displays
* Header file
* picoLCD driver for lcdPROC
*
* (c) 2007 NitroSecurity, Inc.
* Written by Gatewood Green <woody@nitrosecurity.com> or <woody@linif.org>
* (c) 2007 Mini-Box.com.
* <npavel@ituner.com> removed libusblcd dependency
*
* (c) 2007-2008 Peter Marschall - adapted coding style and reporting to LCDproc
* (c) 2007 Mini-Box.com, Nicu Pavel <npavel@ituner.com>
* - removed libusblcd and hid dependency
* - added vbar, hbar, custom char, bignum support
* (c) 2008 Jack Cleaver - add LIRC connection
* (c) 2008 Mini-Box.com Nicu Pavel <npavel@mini-box.com>
* - Added support for 4x20 picoLCD
* License: GPL (same as usblcd and lcdPROC)
*
* picoLCD: http://www.mini-box.com/picoLCD-20x2-OEM
* Can be purchased separately or preinstalled in units such as the
* M300 http://www.mini-box.com/Mini-Box-M300-LCD
* picoLCD 4x20: http://www.mini-box.com/PicoLCD-4X20-Sideshow
*
* See picolcd.c for full details
* The picoLCD is usb connected and is driven (currently) via userspace
* using libusb library.
*
* libusb: http://libusb.sf.net
*
*/
#ifndef PICOLCD_H
@@ -24,14 +31,21 @@
#include "lcd_lib.h"
#include "adv_bignum.h"
#include <usb.h>
/* 12 keys plus a 0 placeholder */
#define KEYPAD_MAX 13
#define KEYPAD_LIGHTS 8
#define picoLCD_VENDOR 0x04d8
#define picoLCD_DEVICE 0x0002
#define picoLCD_MAX_LEDS 6
#define IN_REPORT_KEY_STATE 0x11
#define IN_REPORT_IR_DATA 0x21
#define OUT_REPORT_CMD 0x94
#define OUT_REPORT_DATA 0x95
#define PICOLCD_MAX_DATA_LEN 24
#define DEFAULT_LIRCPORT 8765
@@ -46,6 +60,26 @@ struct _lcd_packet {
unsigned int type;
};
typedef struct _picolcd_device picolcd_device ;
struct _picolcd_device {
char *device_name; /* Device name */
char *description; /* Device description */
unsigned char initseq[PICOLCD_MAX_DATA_LEN]; /* init sequence */
char *keymap[KEYPAD_MAX]; /* key pad button names */
unsigned int vendor_id; /* vendor id for detection */
unsigned int device_id; /* device id for detection */
int bklight_max; /* maximum backlight value */
int bklight_min; /* minimum backlight value */
int contrast_max; /* contrast maximum value */
int contrast_min; /* minimum contrast value */
int width; /* width of lcd screen */
int height; /* height of lcd screen */
/* Pointer to function that writes data to the LCD format */
void (*write)(usb_dev_handle *lcd, const int row, const int col, const unsigned char *data);
/* Pointer to function that defines a custom character */
void (*cchar) (Driver *drvthis, int n, unsigned char *dat);
};
MODULE_EXPORT int picoLCD_init(Driver *drvthis);
MODULE_EXPORT void picoLCD_close(Driver *drvthis);
@@ -64,13 +98,15 @@ MODULE_EXPORT void picoLCD_num(Driver *drvthis, int x, int num);
MODULE_EXPORT int picoLCD_icon(Driver *drvthis, int x, int y, int icon);
MODULE_EXPORT void picoLCD_cursor(Driver *drvthis, int x, int y, int type);
//MODULE_EXPORT int picoLCD_get_contrast(Driver *drvthis);
MODULE_EXPORT int picoLCD_set_contrast(Driver *drvthis, int promille);
//MODULE_EXPORT int picoLCD_get_brightness (Driver *drvthis, int state);
//MODULE_EXPORT int picoLCD_set_brightness (Driver *drvthis, int state, int promille);
MODULE_EXPORT void picoLCD_set_brightness (Driver *drvthis, int state, int promille);
MODULE_EXPORT void picoLCD_backlight(Driver *drvthis, int promille);
//MODULE_EXPORT void picoLCD_output(Driver *drvthis, int state);
MODULE_EXPORT char *picoLCD_get_info(Driver *drvthis);
//MODULE_EXPORT void picoLCD_output(Driver *drvthis, int state);
//MODULE_EXPORT int picoLCD_get_contrast(Driver *drvthis);
//MODULE_EXPORT int picoLCD_get_brightness (Driver *drvthis, int state);
#endif