vsf_spi.c File Reference

#include "./vsf_spi.h"

Macros
#define	__VSF_SPI_FUNC_BODY(__N, __VALUE)
#define	__VSF_SPI_INTERFACE_DEF(__N, __VALUE)
#define	__VSF_SPI_INTERFACE()   const i_spi_t VSF_SPI[SPI_COUNT]

Functions
vsf_spi_status_t	vsf_spi_get_status (vsf_spi_t *spi_obj)
vsf_spi_capability_t	vsf_spi_get_capability (void)
vsf_err_t	vsf_spi_init (vsf_spi_t *spi_obj, vsf_spi_cfg_t *cfg_ptr)
	initialize a spi instance.
uintalu_t	vsf_spi_polarity_set (vsf_spi_t *spi_obj, uintalu_t polarity)
uintalu_t	vsf_spi_polarity_get (vsf_spi_t *spi_obj)
fsm_rt_t	vsf_spi_exchange (vsf_spi_t *spi_obj, uintalu_t output, void *input)
fsm_rt_t	vsf_spi_request_exchange (vsf_spi_t *spi_obj, void *output, void *input, uint_fast32_t size)

Variables
vsf_spi_t	vsf_spi [SPI_COUNT]

Macro Definition Documentation

__VSF_SPI_FUNC_BODY

#define __VSF_SPI_FUNC_BODY	(		__N,
			__VALUE
	)

__VSF_SPI_INTERFACE_DEF

#define __VSF_SPI_INTERFACE_DEF	(		__N,
			__VALUE
	)

Value:

    {                                                                        \
        .SPI = {                                                             \
            .Status     = &vsf_spi##__N##_get_status,                        \
            .Capability = &vsf_spi_get_capability,                           \
        },                                                                   \
        .Init = &vsf_spi##__N##_init,                                        \
        .Polarity = {                                                        \
            .Set = &vsf_spi##__N##_polarity_set,                             \
            .Get = &vsf_spi##__N##_polarity_get,                             \
        },                                                                   \
        .SingleExchange = &vsf_spi##__N##_exchange,                          \
        .Block = {                                                           \
            .RequestExchange = &vsf_spi##__N##_request_exchange,             \
        }                                                                    \
    },

__VSF_SPI_INTERFACE

__VSF_SPI_INTERFACE

(

)

const i_spi_t VSF_SPI[SPI_COUNT]

Function Documentation

vsf_spi_get_status()

vsf_spi_status_t vsf_spi_get_status

(

vsf_spi_t *

spi_obj

)

vsf_spi_get_capability()

vsf_spi_capability_t vsf_spi_get_capability

(

void

)

vsf_spi_init()

vsf_err_t vsf_spi_init	(	vsf_spi_t *	spi_ptr,
		vsf_spi_cfg_t *	cfg_ptr
	)

initialize a spi instance.

Parameters

[in]	spi_ptr	a pointer to structure vsf_spi_t
[in]	cfg_ptr	a pointer to structure vsf_spi_cfg_t

Returns

vsf_err_t: VSF_ERR_NONE if spi was initialized, or a negative error code

vsf_spi_polarity_set()

uintalu_t vsf_spi_polarity_set	(	vsf_spi_t *	spi_obj,
		uintalu_t	polarity
	)

vsf_spi_polarity_get()

uintalu_t vsf_spi_polarity_get

(

vsf_spi_t *

spi_obj

)

vsf_spi_exchange()

fsm_rt_t vsf_spi_exchange	(	vsf_spi_t *	spi_obj,
		uintalu_t	output,
		void *	input
	)

vsf_spi_request_exchange()

fsm_rt_t vsf_spi_request_exchange	(	vsf_spi_t *	spi_obj,
		void *	output,
		void *	input,
		uint_fast32_t	size
	)

Variable Documentation

vsf_spi

vsf_spi_t vsf_spi[SPI_COUNT]

Initial value:

= {
    [1] = {
        .hspi = SPI1,
    },
 
    [2] = {
        .hspi = SPI2,
    },
}