rockbox/firmware/target/arm/imx31/gigabeat-s/usb-target.h

46 lines
1.6 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2006 by Linus Nielsen Feltzing
*
* 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.
*
****************************************************************************/
#ifndef USB_TARGET_H
#define USB_TARGET_H
#ifdef BOOTLOADER
#define USB_DRIVER_CLOSE
#endif
void usb_connect_event(void);
void usb_init_device(void);
/* Read the immediate state of the cable from the PMIC */
bool usb_plugged(void);
/** Sector read/write filters **/
/* Filter some things in the MBR - see usb-gigabeat-s.c */
void usb_fix_mbr(unsigned char *mbr);
#define USBSTOR_READ_SECTORS_FILTER() \
({ if (cur_cmd.sector == 0) \
usb_fix_mbr(cur_cmd.data[cur_cmd.data_select]); \
0; })
/* Disallow MBR writes entirely since it was "fixed" in usb_fix_mbr */
#define USBSTOR_WRITE_SECTORS_FILTER() \
({ cur_cmd.sector != 0 ? 0 : -1; })
#endif /* USB_TARGET */