LibrePilot/flight/pios/inc/pios_stm32.h

/**
 ******************************************************************************
 * @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;
};

/**
 * @}
 * @}
 */

#endif /* PIOS_STM32_H */