144 lines
2.7 KiB
C
144 lines
2.7 KiB
C
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 by Linus Nielsen Feltzing
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "config.h"
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#include "cpu.h"
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#include <stdbool.h>
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#include "kernel.h"
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#include "system.h"
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#include "power.h"
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#ifdef CONFIG_TUNER
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static bool powered = false;
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bool radio_powered(void)
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{
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return powered;
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}
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bool radio_power(bool status)
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{
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bool old_status = powered;
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powered = status;
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return old_status;
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}
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#endif /* #ifdef CONFIG_TUNER */
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#ifndef SIMULATOR
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void power_init(void)
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{
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or_l(0x00080000, &GPIO1_OUT);
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or_l(0x00080000, &GPIO1_ENABLE);
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or_l(0x00080000, &GPIO1_FUNCTION);
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#ifndef BOOTLOADER
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/* The boot loader controls the power */
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ide_power_enable(true);
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#endif
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or_l(0x80000000, &GPIO_ENABLE);
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or_l(0x80000000, &GPIO_FUNCTION);
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#ifdef HAVE_SPDIF_POWER
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spdif_power_enable(false);
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#endif
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}
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bool charger_inserted(void)
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{
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return (GPIO1_READ & 0x00400000)?true:false;
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}
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/* Returns true if the unit is charging the batteries. */
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bool charging_state(void) {
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return charger_inserted();
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}
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#ifdef HAVE_SPDIF_POWER
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void spdif_power_enable(bool on)
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{
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or_l(0x01000000, &GPIO1_FUNCTION);
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or_l(0x01000000, &GPIO1_ENABLE);
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#ifdef SPDIF_POWER_INVERTED
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if(!on)
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#else
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if(on)
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#endif
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and_l(~0x01000000, &GPIO1_OUT);
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else
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or_l(0x01000000, &GPIO1_OUT);
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}
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#endif
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void ide_power_enable(bool on)
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{
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if(on)
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and_l(~0x80000000, &GPIO_OUT);
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else
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or_l(0x80000000, &GPIO_OUT);
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}
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bool ide_powered(void)
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{
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return (GPIO_OUT & 0x80000000)?false:true;
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}
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void power_off(void)
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{
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set_irq_level(HIGHEST_IRQ_LEVEL);
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and_l(~0x00080000, &GPIO1_OUT);
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asm("halt");
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while(1)
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yield();
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}
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#else
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bool charger_inserted(void)
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{
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return false;
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}
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void charger_enable(bool on)
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{
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(void)on;
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}
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void power_off(void)
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{
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}
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void ide_power_enable(bool on)
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{
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(void)on;
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}
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#ifdef HAVE_SPDIF_POWER
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void spdif_power_enable(bool on)
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{
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(void)on;
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}
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#endif
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#endif /* SIMULATOR */
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