firmware/target/arm/ipod/backlight-target.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2006 by Barry Wardell
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21 #ifndef BACKLIGHT_TARGET_H
  22 #define BACKLIGHT_TARGET_H
  23
  24 #if defined(IPOD_VIDEO) || defined(IPOD_NANO)
  25
  26 bool _backlight_init(void);
  27 void _backlight_set_brightness(int val);
  28 void _backlight_led_on(void);
  29 void _backlight_led_off(void);
  30 void _backlight_hw_enable(bool on);
  31
  32 #ifdef HAVE_LCD_SLEEP
  33 void lcd_awake(void);
  34 #endif
  35
  36 #ifdef BOOTLOADER
  37 #define _backlight_on()  do { _backlight_hw_enable(true); \
  38                               _backlight_led_on(); } while(0)
  39 #define _backlight_off() do { _backlight_led_off(); \
  40                               _backlight_hw_enable(false); } while(0)
  41 #else /* !BOOTLOADER */
  42 #define _backlight_on_isr() _backlight_led_on()
  43 #define _backlight_off_isr() _backlight_led_off()
  44 #define _backlight_on_normal()  do { _backlight_hw_enable(true); \
  45                                      _backlight_led_on(); } while(0)
  46 #define _backlight_off_normal() do { _backlight_led_off(); \
  47                                      _backlight_hw_enable(false); } while(0)
  48 #define _BACKLIGHT_FADE_ENABLE
  49 #endif /* !BOOTLOADER */
  50
  51 #elif defined(IPOD_4G) || defined(IPOD_COLOR)
  52
  53 bool _backlight_init(void);
  54 void _backlight_on(void);
  55 void _backlight_off(void);
  56
  57 #elif defined(IPOD_MINI) || defined(IPOD_MINI2G)
  58
  59 #define _backlight_init() true
  60 void _backlight_hw_on(void);
  61 void _backlight_hw_off(void);
  62
  63 #ifdef BOOTLOADER
  64 #define _backlight_on() _backlight_hw_on()
  65 #define _backlight_off() _backlight_hw_off()
  66 #else
  67 #define _backlight_on_isr() _backlight_hw_on()
  68 #define _backlight_off_isr() _backlight_hw_off()
  69 #define _backlight_on_normal() _backlight_hw_on()
  70 #define _backlight_off_normal() _backlight_hw_off()
  71 #endif
  72
  73 #elif defined(IPOD_1G2G) || defined(IPOD_3G)
  74
  75 #define _backlight_init() true
  76 void _backlight_on(void);
  77 void _backlight_off(void);
  78 #endif
  79
  80 #endif