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/*
ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
/**
* @file hal_qspi_lld.h
* @brief PLATFORM QSPI subsystem low level driver header.
*
* @addtogroup QSPI
* @{
*/
#ifndef HAL_QSPI_LLD_H
#define HAL_QSPI_LLD_H
#if (HAL_USE_QSPI == TRUE) || defined(__DOXYGEN__)
/*===========================================================================*/
/* Driver constants. */
/*===========================================================================*/
/**
* @name QSPI capabilities
* @{
*/
#define QSPI_SUPPORTS_MEMMAP TRUE
/** @} */
/*===========================================================================*/
/* Driver pre-compile time settings. */
/*===========================================================================*/
/**
* @name Configuration options
* @{
*/
/**
* @brief QSPID1 driver enable switch.
* @details If set to @p TRUE the support for QSPID1 is included.
* @note The default is @p FALSE.
*/
#if !defined(PLATFORM_QSPI_USE_QSPI1) || defined(__DOXYGEN__)
#define PLATFORM_QSPI_USE_QSPI1 FALSE
#endif
/** @} */
/*===========================================================================*/
/* Derived constants and error checks. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver data structures and types. */
/*===========================================================================*/
/**
* @brief Type of a structure representing an QSPI driver.
*/
typedef struct QSPIDriver QSPIDriver;
/**
* @brief Type of a QSPI notification callback.
*
* @param[in] qspip pointer to the @p QSPIDriver object triggering the
* callback
*/
typedef void (*qspicallback_t)(QSPIDriver *qspip);
/**
* @brief Driver configuration structure.
*/
typedef struct {
/**
* @brief Operation complete callback or @p NULL.
*/
qspicallback_t end_cb;
/* End of the mandatory fields.*/
} QSPIConfig;
/**
* @brief Structure representing an QSPI driver.
*/
struct QSPIDriver {
/**
* @brief Driver state.
*/
qspistate_t state;
/**
* @brief Current configuration data.
*/
const QSPIConfig *config;
#if (QSPI_USE_WAIT == TRUE) || defined(__DOXYGEN__)
/**
* @brief Waiting thread.
*/
thread_reference_t thread;
#endif /* QSPI_USE_WAIT */
#if (QSPI_USE_MUTUAL_EXCLUSION == TRUE) || defined(__DOXYGEN__)
/**
* @brief Mutex protecting the peripheral.
*/
mutex_t mutex;
#endif /* QSPI_USE_MUTUAL_EXCLUSION */
#if defined(QSPI_DRIVER_EXT_FIELDS)
QSPI_DRIVER_EXT_FIELDS
#endif
/* End of the mandatory fields.*/
};
/*===========================================================================*/
/* Driver macros. */
/*===========================================================================*/
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
#if (PLATFORM_QSPI_USE_QSPI1 == TRUE) && !defined(__DOXYGEN__)
extern QSPIDriver QSPID1;
#endif
#ifdef __cplusplus
extern "C" {
#endif
void qspi_lld_init(void);
void qspi_lld_start(QSPIDriver *qspip);
void qspi_lld_stop(QSPIDriver *qspip);
void qspi_lld_command(QSPIDriver *qspip, const qspi_command_t *cmdp);
void qspi_lld_send(QSPIDriver *qspip, const qspi_command_t *cmdp,
size_t n, const uint8_t *txbuf);
void qspi_lld_receive(QSPIDriver *qspip, const qspi_command_t *cmdp,
size_t n, uint8_t *rxbuf);
#if QSPI_SUPPORTS_MEMMAP == TRUE
void qspi_lld_map_flash(QSPIDriver *qspip,
const qspi_command_t *cmdp,
uint8_t **addrp);
void qspi_lld_unmap_flash(QSPIDriver *qspip);
#endif
#ifdef __cplusplus
}
#endif
#endif /* HAL_USE_QSPI */
#endif /* HAL_QSPI_LLD_H */
/** @} */
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