rockbox/firmware/target/arm/ipod/backlight-target.h
Jens Arnold 57dcfe0eee Implement backlight brightness for iPod G4 greyscale and iPod Color/Photo.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26573 a1c6a512-1295-4272-9138-f99709370657
2010-06-05 11:48:12 +00:00

81 lines
2.7 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2006 by Barry Wardell
*
* 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef BACKLIGHT_TARGET_H
#define BACKLIGHT_TARGET_H
#if defined(IPOD_VIDEO) || defined(IPOD_NANO)
bool _backlight_init(void);
void _backlight_set_brightness(int val);
void _backlight_led_on(void);
void _backlight_led_off(void);
void _backlight_hw_enable(bool on);
#ifdef HAVE_LCD_SLEEP
void lcd_awake(void);
#endif
#ifdef BOOTLOADER
#define _backlight_on() do { _backlight_hw_enable(true); \
_backlight_led_on(); } while(0)
#define _backlight_off() do { _backlight_led_off(); \
_backlight_hw_enable(false); } while(0)
#else /* !BOOTLOADER */
#define _backlight_on_isr() _backlight_led_on()
#define _backlight_off_isr() _backlight_led_off()
#define _backlight_on_normal() do { _backlight_hw_enable(true); \
_backlight_led_on(); } while(0)
#define _backlight_off_normal() do { _backlight_led_off(); \
_backlight_hw_enable(false); } while(0)
#define _BACKLIGHT_FADE_ENABLE
#endif /* !BOOTLOADER */
#elif defined(IPOD_4G) || defined(IPOD_COLOR)
bool _backlight_init(void);
void _backlight_on(void);
void _backlight_off(void);
void _backlight_set_brightness(int val);
#elif defined(IPOD_MINI) || defined(IPOD_MINI2G)
#define _backlight_init() true
void _backlight_hw_on(void);
void _backlight_hw_off(void);
#ifdef BOOTLOADER
#define _backlight_on() _backlight_hw_on()
#define _backlight_off() _backlight_hw_off()
#else
#define _backlight_on_isr() _backlight_hw_on()
#define _backlight_off_isr() _backlight_hw_off()
#define _backlight_on_normal() _backlight_hw_on()
#define _backlight_off_normal() _backlight_hw_off()
#endif
#elif defined(IPOD_1G2G) || defined(IPOD_3G)
#define _backlight_init() true
void _backlight_on(void);
void _backlight_off(void);
#endif
#endif