mirror of
https://github.com/eried/portapack-mayhem.git
synced 2024-12-14 18:24:34 -05:00
150 lines
4.5 KiB
C
Executable File
150 lines
4.5 KiB
C
Executable File
/*
|
|
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/ext_lld.h
|
|
* @brief EXT Driver subsystem low level driver header template.
|
|
*
|
|
* @addtogroup EXT
|
|
* @{
|
|
*/
|
|
|
|
#ifndef _EXT_LLD_H_
|
|
#define _EXT_LLD_H_
|
|
|
|
#if HAL_USE_EXT || defined(__DOXYGEN__)
|
|
|
|
/*===========================================================================*/
|
|
/* Driver constants. */
|
|
/*===========================================================================*/
|
|
|
|
/**
|
|
* @brief Available number of EXT channels.
|
|
*/
|
|
#define EXT_MAX_CHANNELS 20
|
|
|
|
/*===========================================================================*/
|
|
/* Driver pre-compile time settings. */
|
|
/*===========================================================================*/
|
|
|
|
/**
|
|
* @name Configuration options
|
|
* @{
|
|
*/
|
|
/**
|
|
* @brief EXT driver enable switch.
|
|
* @details If set to @p TRUE the support for EXT1 is included.
|
|
*/
|
|
#if !defined(PLATFORM_EXT_USE_EXT1) || defined(__DOXYGEN__)
|
|
#define PLATFORM_EXT_USE_EXT1 FALSE
|
|
#endif
|
|
/** @} */
|
|
|
|
/*===========================================================================*/
|
|
/* Derived constants and error checks. */
|
|
/*===========================================================================*/
|
|
|
|
/*===========================================================================*/
|
|
/* Driver data structures and types. */
|
|
/*===========================================================================*/
|
|
|
|
/**
|
|
* @brief EXT channel identifier.
|
|
*/
|
|
typedef uint32_t expchannel_t;
|
|
|
|
/**
|
|
* @brief Type of an EXT generic notification callback.
|
|
*
|
|
* @param[in] extp pointer to the @p EXPDriver object triggering the
|
|
* callback
|
|
*/
|
|
typedef void (*extcallback_t)(EXTDriver *extp, expchannel_t channel);
|
|
|
|
/**
|
|
* @brief Channel configuration structure.
|
|
*/
|
|
typedef struct {
|
|
/**
|
|
* @brief Channel mode.
|
|
*/
|
|
uint32_t mode;
|
|
/**
|
|
* @brief Channel callback.
|
|
* @details In the STM32 implementation a @p NULL callback pointer is
|
|
* valid and configures the channel as an event sources instead
|
|
* of an interrupt source.
|
|
*/
|
|
extcallback_t cb;
|
|
} EXTChannelConfig;
|
|
|
|
/**
|
|
* @brief Driver configuration structure.
|
|
* @note It could be empty on some architectures.
|
|
*/
|
|
typedef struct {
|
|
/**
|
|
* @brief Channel configurations.
|
|
*/
|
|
EXTChannelConfig channels[EXT_MAX_CHANNELS];
|
|
/* End of the mandatory fields.*/
|
|
} EXTConfig;
|
|
|
|
/**
|
|
* @brief Structure representing an EXT driver.
|
|
*/
|
|
struct EXTDriver {
|
|
/**
|
|
* @brief Driver state.
|
|
*/
|
|
extstate_t state;
|
|
/**
|
|
* @brief Current configuration data.
|
|
*/
|
|
const EXTConfig *config;
|
|
/* End of the mandatory fields.*/
|
|
};
|
|
|
|
/*===========================================================================*/
|
|
/* Driver macros. */
|
|
/*===========================================================================*/
|
|
|
|
/*===========================================================================*/
|
|
/* External declarations. */
|
|
/*===========================================================================*/
|
|
|
|
#if PLATFORM_EXT_USE_EXT1 && !defined(__DOXYGEN__)
|
|
extern EXTDriver EXTD1;
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
void ext_lld_init(void);
|
|
void ext_lld_start(EXTDriver *extp);
|
|
void ext_lld_stop(EXTDriver *extp);
|
|
void ext_lld_channel_enable(EXTDriver *extp, expchannel_t channel);
|
|
void ext_lld_channel_disable(EXTDriver *extp, expchannel_t channel);
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* HAL_USE_EXT */
|
|
|
|
#endif /* _EXT_LLD_H_ */
|
|
|
|
/** @} */
|