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d928676f5e
git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@1121 ebee16cc-31ac-478f-84a7-5cbb03baadba
68 lines
2.0 KiB
C
68 lines
2.0 KiB
C
/**
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******************************************************************************
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* @addtogroup PIOS PIOS Core hardware abstraction layer
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* @{
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* @addtogroup PIOS_USART USART Functions
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* @brief PIOS interface for USART port
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* @{
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*
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* @file pios_usart_priv.h
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* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
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* Parts by Thorsten Klose (tk@midibox.org)
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* @brief USART private definitions.
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* @see The GNU Public License (GPL) Version 3
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*
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*****************************************************************************/
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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 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef PIOS_USART_PRIV_H
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#define PIOS_USART_PRIV_H
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#include <pios.h>
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#include <pios_stm32.h>
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struct pios_usart_cfg {
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USART_TypeDef * regs;
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uint32_t remap; /* GPIO_Remap_* */
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USART_InitTypeDef init;
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struct stm32_gpio rx;
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struct stm32_gpio tx;
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struct stm32_irq irq;
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};
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struct pios_usart_buffer {
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uint8_t buf[PIOS_USART_RX_BUFFER_SIZE];
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uint16_t head;
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uint16_t tail;
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uint16_t size;
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};
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struct pios_usart_dev {
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const struct pios_usart_cfg * const cfg;
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struct pios_usart_buffer rx;
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struct pios_usart_buffer tx;
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};
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extern struct pios_usart_dev pios_usart_devs[];
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extern uint8_t pios_usart_num_devices;
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#endif /* PIOS_USART_PRIV_H */
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/**
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* @}
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* @}
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*/ |