152 lines
4.4 KiB
C
152 lines
4.4 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) 2002 by Linus Nielsen Feltzing
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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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#ifndef _USB_H_
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#define _USB_H_
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#include "kernel.h"
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#include "button.h"
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#if defined(IPOD_COLOR) || defined(IPOD_4G) \
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|| defined(IPOD_MINI) || defined(IPOD_MINI2G)
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#define USB_FIREWIRE_HANDLING
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#endif
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/* Messages from usb_tick and thread states */
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enum {
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USB_EXTRACTED = 0, /* Event+State */
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USB_INSERTED, /* Event+State */
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USB_POWERED, /* Event+State - transitional indicator if no power */
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#ifdef USB_DETECT_BY_CORE
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USB_UNPOWERED, /* Event */
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#endif
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#ifdef HAVE_LCD_BITMAP
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USB_SCREENDUMP, /* State */
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#endif
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#if (CONFIG_STORAGE & STORAGE_MMC)
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USB_REENABLE, /* Event */
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#endif
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#ifdef HAVE_USBSTACK
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USB_TRANSFER_COMPLETION, /* Event */
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#endif
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#ifdef USB_FIREWIRE_HANDLING
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USB_REQUEST_REBOOT, /* Event */
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#endif
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USB_QUIT, /* Event */
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#if defined(HAVE_USB_CHARGING_ENABLE) && defined(HAVE_USBSTACK)
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USB_CHARGER_UPDATE, /* Event */
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#endif
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#ifdef HAVE_BOOTLOADER_USB_MODE
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USB_HANDLED, /* Bootloader status code */
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#endif
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};
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#ifdef HAVE_USB_POWER
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#if CONFIG_KEYPAD == RECORDER_PAD
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#define USBPOWER_BUTTON BUTTON_F1
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#define USBPOWER_BTN_IGNORE BUTTON_ON
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#elif CONFIG_KEYPAD == ONDIO_PAD
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#define USBPOWER_BUTTON BUTTON_MENU
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#define USBPOWER_BTN_IGNORE BUTTON_OFF
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/*allow people to define this in config-target.h if they need it*/
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#elif !defined(USBPOWER_BTN_IGNORE)
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#define USBPOWER_BTN_IGNORE 0
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#endif
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#endif
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#ifdef HAVE_USBSTACK
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/* USB class drivers */
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enum {
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#ifdef USB_ENABLE_STORAGE
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USB_DRIVER_MASS_STORAGE,
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#endif
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#ifdef USB_ENABLE_SERIAL
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USB_DRIVER_SERIAL,
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#endif
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#ifdef USB_ENABLE_CHARGING_ONLY
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USB_DRIVER_CHARGING_ONLY,
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#endif
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#ifdef USB_ENABLE_HID
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USB_DRIVER_HID,
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#endif
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USB_NUM_DRIVERS
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};
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struct usb_transfer_completion_event_data
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{
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unsigned char endpoint;
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int dir;
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int status;
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int length;
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void* data;
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};
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#endif /* HAVE_USBSTACK */
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void usb_init(void) INIT_ATTR;
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void usb_enable(bool on);
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void usb_attach(void);
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void usb_start_monitoring(void);
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void usb_close(void);
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void usb_acknowledge(long id);
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void usb_wait_for_disconnect(struct event_queue *q);
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int usb_wait_for_disconnect_w_tmo(struct event_queue *q, int ticks);
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bool usb_inserted(void); /* return the official value, what's been reported to the threads */
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int usb_detect(void); /* return the raw hardware value - nothing/pc/charger */
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/* For tick-less USB monitoring (USB_STATUS_BY_EVENT) */
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void usb_status_event(int current_status);
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#ifdef HAVE_USB_POWER
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bool usb_powered(void);
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#ifdef HAVE_USB_CHARGING_ENABLE
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enum {
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USB_CHARGING_DISABLE,
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USB_CHARGING_ENABLE,
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USB_CHARGING_FORCE
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};
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/* called by app, implemented by usb_core on targets with rockbox usb
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* or target-specific code on others
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*/
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void usb_charging_enable(int state);
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#ifdef HAVE_USBSTACK
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void usb_charger_update(void);
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#endif /* HAVE_USBSTACK */
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#endif /* HAVE_USB_CHARGING_ENABLE */
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#endif /* HAVE_USB_POWER */
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#ifdef HAVE_USBSTACK
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void usb_signal_transfer_completion(
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struct usb_transfer_completion_event_data *event_data);
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bool usb_driver_enabled(int driver);
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bool usb_exclusive_storage(void); /* storage is available for usb */
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#endif
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int usb_release_exclusive_storage(void);
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#ifdef USB_FIREWIRE_HANDLING
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bool firewire_detect(void);
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void usb_firewire_connect_event(void);
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#endif
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#ifdef USB_ENABLE_HID
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void usb_set_hid(bool enable);
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#endif
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#if defined(USB_ENABLE_STORAGE) && defined(HAVE_MULTIDRIVE)
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void usb_set_skip_first_drive(bool skip);
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#endif
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#endif
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