7d4fed53cc
- now identity map dram uncached and have a cached and buffered virtual alias - rework dma to handle virtual to physical pointers conversion - fix lcd frame pointer - implement usb detection properly - implement bootloader usb properly - allow the bootloader to disable MMC windowing (useful for recovery) git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30432 a1c6a512-1295-4272-9138-f99709370657
70 lines
2.1 KiB
C
70 lines
2.1 KiB
C
/***************************************************************************
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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) 2011 by Amaury Pouly
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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 "system.h"
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#include "power.h"
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#include "system-target.h"
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#include "usb-target.h"
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void INT_VDD5V(void)
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{
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if(HW_POWER_CTRL & HW_POWER_CTRL__VBUSVALID_IRQ)
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{
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if(HW_POWER_STS & HW_POWER_STS__VBUSVALID)
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usb_insert_int();
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else
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usb_remove_int();
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/* reverse polarity */
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__REG_TOG(HW_POWER_CTRL) = HW_POWER_CTRL__POLARITY_VBUSVALID;
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/* enable int */
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__REG_CLR(HW_POWER_CTRL) = HW_POWER_CTRL__VBUSVALID_IRQ;
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}
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}
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void power_init(void)
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{
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/* clear vbusvalid irq and set correct polarity */
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__REG_CLR(HW_POWER_CTRL) = HW_POWER_CTRL__VBUSVALID_IRQ;
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if(HW_POWER_STS & HW_POWER_STS__VBUSVALID)
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__REG_CLR(HW_POWER_CTRL) = HW_POWER_CTRL__POLARITY_VBUSVALID;
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else
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__REG_SET(HW_POWER_CTRL) = HW_POWER_CTRL__POLARITY_VBUSVALID;
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__REG_SET(HW_POWER_CTRL) = HW_POWER_CTRL__ENIRQ_VBUS_VALID;
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imx233_enable_interrupt(INT_SRC_VDD5V, true);
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}
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void power_off(void)
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{
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/* power down */
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HW_POWER_RESET = HW_POWER_RESET__UNLOCK | HW_POWER_RESET__PWD;
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while(1);
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}
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unsigned int power_input_status(void)
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{
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return POWER_INPUT_NONE;
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}
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bool charging_state(void)
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{
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return false;
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}
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