24d5a5c4f1
This implements the procedure for adding a TD to the end of an active queue described in UM10503 Section 23.10.11.3.
102 lines
2.3 KiB
C
102 lines
2.3 KiB
C
/*
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* Copyright 2012 Jared Boone
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*
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* This file is part of HackRF.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __USB_H__
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#define __USB_H__
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// TODO: Refactor to support high performance operations without having to
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// expose usb_transfer_descriptor_t. Or usb_endpoint_prime(). Or, or, or...
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#include <libopencm3/lpc43xx/usb.h>
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#include "usb_type.h"
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void usb_peripheral_reset();
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void usb_device_init(
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const uint_fast8_t device_ordinal,
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usb_device_t* const device
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);
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void usb_run(
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usb_device_t* const device
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);
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void usb_run_tasks(
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const usb_device_t* const device
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);
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usb_speed_t usb_speed(
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const usb_device_t* const device
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);
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void usb_set_address_immediate(
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const usb_device_t* const device,
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const uint_fast8_t address
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);
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void usb_set_address_deferred(
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const usb_device_t* const device,
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const uint_fast8_t address
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);
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void usb_endpoint_init(
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const usb_endpoint_t* const endpoint
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);
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void usb_endpoint_schedule(
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const usb_endpoint_t* const endpoint,
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void* const data,
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const uint32_t maximum_length
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);
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void usb_endpoint_schedule_ack(
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const usb_endpoint_t* const endpoint
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);
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void usb_endpoint_stall(
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const usb_endpoint_t* const endpoint
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);
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void usb_endpoint_disable(
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const usb_endpoint_t* const endpoint
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);
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void usb_endpoint_flush(
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const usb_endpoint_t* const endpoint
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);
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bool usb_endpoint_is_ready(
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const usb_endpoint_t* const endpoint
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);
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void usb_endpoint_prime(
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const usb_endpoint_t* const endpoint,
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usb_transfer_descriptor_t* const first_td
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);
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void usb_endpoint_append_td(
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const usb_endpoint_t* const endpoint,
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usb_transfer_descriptor_t* const tail_td,
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usb_transfer_descriptor_t* const new_td
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);
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#endif//__USB_H__
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