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LibrePilot/flight/pios/inc/pios_stm32.h

78 lines
2.1 KiB
C

/**
******************************************************************************
* @addtogroup PIOS PIOS Core hardware abstraction layer
* @{
* @addtogroup PIOS_STM32 STM32 HAL
* @brief STM32 specific global data structures
* @{
*
* @file pios_stm32.h
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
* @brief Types that are specific to the STM32 peripherals
* @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_STM32_H
#define PIOS_STM32_H
struct stm32_irq {
void (*handler)(uint32_t);
uint32_t flags;
NVIC_InitTypeDef init;
};
struct stm32_exti {
EXTI_InitTypeDef init;
};
struct stm32_dma_chan {
#if defined(STM32F2XX) || defined(STM32F4XX)
DMA_Stream_TypeDef *channel;
#else
DMA_Channel_TypeDef *channel;
#endif
DMA_InitTypeDef init;
};
struct stm32_dma {
uint32_t ahb_clk; /* ignored on STM32F2XX */
struct stm32_irq irq;
struct stm32_dma_chan rx;
struct stm32_dma_chan tx;
};
struct stm32_gpio {
GPIO_TypeDef *gpio;
GPIO_InitTypeDef init;
uint8_t pin_source; /* do we really need this, or we can get it from init.GPIO_Pin ? */
};
struct stm32_gpio_action {
struct stm32_gpio pin;
BitAction on;
BitAction off;
};
/**
* @}
* @}
*/
#endif /* PIOS_STM32_H */