rockbox/firmware/target/arm/as3525/usb-as3525.c
Michael Sevakis 0576e71725 Scrub r30546 bootloader build errors.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30548 a1c6a512-1295-4272-9138-f99709370657
2011-09-14 16:00:26 +00:00

80 lines
2.1 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright © 2008 Rafaël Carré
*
* 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 "system.h"
#include "usb.h"
#ifdef HAVE_USBSTACK
#include "usb_core.h"
#endif
#include "usb-target.h"
#include "power.h"
#include "as3525.h"
static int usb_status = USB_EXTRACTED;
void usb_enable(bool on)
{
#if defined(HAVE_USBSTACK) && defined(USE_ROCKBOX_USB)
if (on)
usb_core_init();
else
usb_core_exit();
#else
(void)on;
#endif
}
void usb_insert_int(void)
{
usb_status = USB_INSERTED;
#ifdef USB_STATUS_BY_EVENT
usb_status_event(USB_POWERED);
#endif
}
void usb_remove_int(void)
{
usb_status = USB_EXTRACTED;
#ifdef USB_STATUS_BY_EVENT
usb_status_event(USB_UNPOWERED);
#endif
}
void usb_drv_usb_detect_event(void)
{
#if (CONFIG_CPU != AS3525v2 || defined(USE_ROCKBOX_USB)) \
&& defined (USB_STATUS_BY_EVENT)
/* Rebooting on USB plug can crash these players in a state where
* hardware power off (pressing the power button) doesn't work anymore
* TODO: Implement USB in rockbox for these players */
int oldstatus = disable_irq_save(); /* May come via USB thread */
if (usb_status == USB_INSERTED)
usb_status_event(USB_INSERTED);
restore_irq(oldstatus);
#endif
}
int usb_detect(void)
{
return usb_status;
}