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70 lines
2.1 KiB
C
70 lines
2.1 KiB
C
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/**
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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_OVERO Overo Functions
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* @{
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*
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* @file pios_overo.h
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* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2012.
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* @brief Overo functions header.
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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_OVERO_H
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#define PIOS_OVERO_H
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#include <pios.h>
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#include <pios_stm32.h>
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struct pios_overo_cfg {
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SPI_TypeDef *regs;
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uint32_t remap; /* GPIO_Remap_* or GPIO_AF_* */
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SPI_InitTypeDef init;
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bool use_crc;
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struct stm32_dma dma;
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struct stm32_gpio sclk;
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struct stm32_gpio miso;
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struct stm32_gpio mosi;
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uint32_t slave_count;
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struct stm32_gpio ssel[];
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};
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struct pios_overo_dev {
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const struct pios_overo_cfg * cfg;
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void (*callback) (uint8_t, uint8_t);
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uint8_t tx_dummy_byte;
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uint8_t rx_dummy_byte;
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#if defined(PIOS_INCLUDE_FREERTOS)
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xSemaphoreHandle busy;
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#else
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uint8_t busy;
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#endif
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};
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extern int32_t PIOS_OVERO_Init(uint32_t * overo_id, const struct pios_overo_cfg * cfg);
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extern int32_t PIOS_OVERO_SwapBuffer(uint32_t overo_id, const uint8_t *send_buffer, uint8_t *receive_buffer, uint16_t len, void *callback);
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#endif /* PIOS_OVERO_H */
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/**
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* @}
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* @}
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*/
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