rockbox/firmware/target/arm/olympus/mrobe-100/power-mr100.c
Robert Kukla 65eaf60b35 mrobe100: power off HDD (courtesy of lowlight) ~2h extra playtime
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22313 a1c6a512-1295-4272-9138-f99709370657
2009-08-14 21:11:08 +00:00

86 lines
2.1 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.
*
****************************************************************************/
#include "config.h"
#include "cpu.h"
#include <stdbool.h>
#include "kernel.h"
#include "system.h"
#include "power.h"
#include "logf.h"
#include "usb.h"
#include "lcd-remote-target.h"
void power_init(void)
{
/* Enable power-off bit */
GPIOB_ENABLE |= 0x80;
GPIOB_OUTPUT_VAL &= ~0x80;
GPIOB_OUTPUT_EN |= 0x80;
/* IDE power */
GPIOC_ENABLE |= 0x8;
GPIOC_OUTPUT_VAL &= ~0x8;
GPIOC_OUTPUT_EN |= 0x8;
}
unsigned int power_input_status(void)
{
return (GPIOL_INPUT_VAL & 0x24) ?
POWER_INPUT_MAIN_CHARGER : POWER_INPUT_NONE;
}
void ide_power_enable(bool on)
{
if(on)
{
GPIO_CLEAR_BITWISE(GPIOC_OUTPUT_VAL, 0x08);
DEV_EN |= DEV_IDE0;
}
else
{
DEV_EN &= ~DEV_IDE0;
GPIO_SET_BITWISE(GPIOC_OUTPUT_VAL, 0x08);
}
}
bool ide_powered(void)
{
return ((GPIOC_INPUT_VAL & 0x8) == 0);
}
void power_off(void)
{
#ifdef HAVE_REMOTE_LCD
lcd_remote_off();
#endif
/* Disable interrupts on this core */
disable_interrupt(IRQ_FIQ_STATUS);
/* Mask them on both cores */
CPU_INT_DIS = -1;
COP_INT_DIS = -1;
while (1)
GPIOB_OUTPUT_VAL |= 0x80;
}