rockbox/firmware/export/usb_core.h

78 lines
2.5 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2007 by Björn Stenberg
*
* 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_CORE_H
#define USB_CORE_H
#include "usb_ch9.h"
#include "usb.h"
/* endpoints */
#define EP_CONTROL 0
#define DIR_OUT 0
#define DIR_IN 1
/* The USB core is a device, and OUT is RX from that P.O.V */
#define DIR_RX DIR_OUT
#define DIR_TX DIR_IN
#define EP_DIR(ep) (((ep) & USB_ENDPOINT_DIR_MASK) ? DIR_IN : DIR_OUT)
#define EP_NUM(ep) ((ep) & USB_ENDPOINT_NUMBER_MASK)
extern int usb_max_pkt_size;
enum {
USB_STRING_INDEX_LANGUAGE,
USB_STRING_INDEX_MANUFACTURER,
USB_STRING_INDEX_PRODUCT,
USB_STRING_INDEX_SERIAL,
USB_STRING_INDEX_MAX,
};
struct usb_class_driver;
void usb_core_init(void);
void usb_core_exit(void);
void usb_core_control_request(struct usb_ctrlrequest* req, void* data);
void usb_core_control_complete(int status);
void usb_core_legacy_control_request(struct usb_ctrlrequest* req);
void usb_core_transfer_complete(int endpoint,int dir,int status,int length);
void usb_core_bus_reset(void);
bool usb_core_any_exclusive_storage(void);
void usb_core_enable_driver(int driver,bool enabled);
bool usb_core_driver_enabled(int driver);
void usb_core_handle_transfer_completion(
struct usb_transfer_completion_event_data* event);
void usb_core_handle_notify(long id, intptr_t data);
/* For controllers which handle SET ADDR and/or SET CONFIG in hardware */
void usb_core_notify_set_address(uint8_t addr);
void usb_core_notify_set_config(uint8_t config);
int usb_core_request_endpoint(int type, int dir,struct usb_class_driver* drv);
void usb_core_release_endpoint(int dir);
#ifdef HAVE_HOTSWAP
void usb_core_hotswap_event(int volume,bool inserted);
#endif
#endif