rockbox/firmware/target/arm/s5l8700/usb-s5l8700.c
Dave Chapman 8c078f34ff Nano2G - reboot into disk mode when USB is inserted.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@23070 a1c6a512-1295-4272-9138-f99709370657
2009-10-10 15:26:38 +00:00

56 lines
1.7 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id: usb-fw-pp502x.c 21932 2009-07-17 22:07:06Z roolku $
*
* Copyright (C) 2009 by ?????
*
* 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 "usb.h"
#include "cpu.h"
#include "system.h"
#include "string.h"
void usb_init_device(void)
{
}
void usb_enable(bool on)
{
/* This device specific code will eventually give way to proper USB
handling, which should be the same for all S5L870x targets. */
if (on)
{
#ifdef IPOD_ARCH
/* For iPod, we can only do one thing with USB mode atm - reboot
into the flash-based disk-mode. This does not return. */
memcpy((void *)0x0002bf00, "diskmodehotstuff\1\0\0\0", 20);
system_reboot(); /* Reboot */
#endif
}
}
int usb_detect(void)
{
#if defined(IPOD_NANO2G)
if ((PDAT14 & 0x8) == 0x0)
return USB_INSERTED;
#endif
return USB_EXTRACTED;
}