rockbox/firmware/target/coldfire/iriver/h100/power-h100.c
Daniel Stenberg 2acc0ac542 Updated our source code header to explicitly mention that we are GPL v2 or
later. We still need to hunt down snippets used that are not. 1324 modified
files...
http://www.rockbox.org/mail/archive/rockbox-dev-archive-2008-06/0060.shtml


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17847 a1c6a512-1295-4272-9138-f99709370657
2008-06-28 18:10:04 +00:00

123 lines
2.8 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 by Linus Nielsen Feltzing
*
* 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.
*
****************************************************************************/
#include "config.h"
#include "cpu.h"
#include <stdbool.h>
#include "kernel.h"
#include "system.h"
#include "power.h"
#include "spdif.h"
#if CONFIG_TUNER
bool tuner_power(bool status)
{
(void)status;
return true;
}
#endif /* #if CONFIG_TUNER */
#ifndef SIMULATOR
void power_init(void)
{
or_l(0x00080000, &GPIO1_OUT);
or_l(0x00080000, &GPIO1_ENABLE);
or_l(0x00080000, &GPIO1_FUNCTION);
#ifndef BOOTLOADER
/* The boot loader controls the power */
ide_power_enable(true);
#endif
or_l(0x80000000, &GPIO_ENABLE);
or_l(0x80000000, &GPIO_FUNCTION);
#ifdef HAVE_SPDIF_POWER
spdif_power_enable(false);
#endif
}
bool charger_inserted(void)
{
return (GPIO1_READ & 0x00400000)?true:false;
}
/* Returns true if the unit is charging the batteries. */
bool charging_state(void) {
return charger_inserted();
}
#ifdef HAVE_SPDIF_POWER
void spdif_power_enable(bool on)
{
or_l(0x01000000, &GPIO1_FUNCTION);
or_l(0x01000000, &GPIO1_ENABLE);
#ifdef SPDIF_POWER_INVERTED
if(!on)
#else
if(on)
#endif
and_l(~0x01000000, &GPIO1_OUT);
else
or_l(0x01000000, &GPIO1_OUT);
#ifndef BOOTLOADER
/* Make sure the feed is reset */
spdif_set_output_source(spdif_get_output_source(NULL)
IF_SPDIF_POWER_(, true));
#endif
}
bool spdif_powered(void)
{
bool state = (GPIO1_READ & 0x01000000)?false:true;
#ifdef SPDIF_POWER_INVERTED
return !state;
#else
return state;
#endif /* SPDIF_POWER_INVERTED */
}
#endif /* HAVE_SPDIF_POWER */
void ide_power_enable(bool on)
{
if(on)
and_l(~0x80000000, &GPIO_OUT);
else
or_l(0x80000000, &GPIO_OUT);
}
bool ide_powered(void)
{
return (GPIO_OUT & 0x80000000)?false:true;
}
void power_off(void)
{
set_irq_level(DISABLE_INTERRUPTS);
and_l(~0x00080000, &GPIO1_OUT);
asm("halt");
while(1);
}
#endif /* SIMULATOR */