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LibrePilot/flight/PiOS/inc/pios_usart_priv.h
peabody124 d928676f5e More documentation updates, standardizing format to include addtogroup at the beginning of headers so files are associated with modules
git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@1121 ebee16cc-31ac-478f-84a7-5cbb03baadba
2010-07-16 19:53:35 +00:00

68 lines
2.0 KiB
C

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