d4942cc74c
Taken from the xvortex fork (Roman Stolyarov) Ported, rebased, and cleaned up by myself. Change-Id: I7b2bca2d29502f2e4544e42f3d122786dd4b7978
62 lines
1.9 KiB
C
62 lines
1.9 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 Marcin Bukat
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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 "cpu.h"
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#include "string.h"
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#include "usb.h"
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#include "usb_drv.h"
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#include "usb_core.h"
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#include "system.h"
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#include "system-target.h"
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int usb_status = USB_EXTRACTED;
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void usb_init_device(void)
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{
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/* enable UDC interrupt */
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INTC_IMR |= (1<<16);
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INTC_IECR |= (1<<16);
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EN_INT = EN_SUSP_INTR | /* Enable Suspend Interrupt */
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EN_RESUME_INTR | /* Enable Resume Interrupt */
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EN_USBRST_INTR | /* Enable USB Reset Interrupt */
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EN_OUT0_INTR | /* Enable OUT Token receive Interrupt EP0 */
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EN_IN0_INTR | /* Enable IN Token transmits Interrupt EP0 */
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EN_SETUP_INTR; /* Enable SETUP Packet Receive Interrupt */
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/* configure INTCON */
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INTCON = UDC_INTHIGH_ACT | /* interrupt high active */
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UDC_INTEN; /* enable EP0 interrupts */
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}
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void usb_attach(void)
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{
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usb_enable(true);
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}
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void usb_enable(bool on)
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{
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if(on)
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usb_core_init();
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else
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usb_core_exit();
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}
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