Raspberries/mraa
Private
Public Access
2
0
Fork 0
Code Activity

spi.hpp: Add C++ wrapper around Spi

Browse Source 
* maa_spi_context becomes an opaque pointer
* C++ wrapper class Spi created
* swig now uses C++ wrapper Gpio to generate API

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
This commit is contained in:
Brendan Le Foll
2014-05-16 14:10:29 +01:00
parent 41f619048d
commit d0240cd50a
6 changed files with 94 additions and 61 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
api/spi.h
View File

@@ -40,20 +40,13 @@ extern "C" {
#include "maa.h"
/**
* A strucutre representing the SPI device
*/
typedef struct {
/*@{*/
int spifd; /**< File descriptor to SPI Device */
/*@}*/
} maa_spi_context;
typedef struct _spi* maa_spi_context;
/** Initialise SPI_context, uses board mapping. Sets the muxes
*
* @return maa_spi_context The returned initialised SPI context
*/
maa_spi_context* maa_spi_init();
maa_spi_context maa_spi_init();
/** Set the SPI device mode. see spidev
*
@@ -62,7 +55,7 @@ maa_spi_context* maa_spi_init();
*
* @return maa_spi_context The returned initialised SPI context
*/
maa_result_t maa_spi_mode(maa_spi_context* spi,unsigned short mode);
maa_result_t maa_spi_mode(maa_spi_context dev,unsigned short mode);
/** Set the SPI device operating clock frequency.
*
@@ -71,7 +64,7 @@ maa_result_t maa_spi_mode(maa_spi_context* spi,unsigned short mode);
*
* @return maa_spi_context The returned initialised SPI context
*/
maa_result_t maa_spi_frequency(maa_spi_context* spi, int hz);
maa_result_t maa_spi_frequency(maa_spi_context dev, int hz);
/** Write Single Byte to the SPI device.
*
@@ -80,7 +73,7 @@ maa_result_t maa_spi_frequency(maa_spi_context* spi, int hz);
*
* @return data received on the miso line.
*/
uint8_t maa_spi_write(maa_spi_context* spi, uint8_t data);
uint8_t maa_spi_write(maa_spi_context dev, uint8_t data);
/** Write Buffer of bytes to the SPI device.
*
@@ -90,7 +83,7 @@ uint8_t maa_spi_write(maa_spi_context* spi, uint8_t data);
*
* @return data received on the miso line. Same length as passed in.
*/
uint8_t* maa_spi_write_buf(maa_spi_context* spi, uint8_t data[], int length);
uint8_t* maa_spi_write_buf(maa_spi_context dev, uint8_t* data, int length);
/** De-inits an maa_spi_context device
@@ -99,7 +92,7 @@ uint8_t* maa_spi_write_buf(maa_spi_context* spi, uint8_t data[], int length);
*
* @return maa_result_t the maa result.
*/
maa_result_t maa_spi_stop(maa_spi_context* spi);
maa_result_t maa_spi_stop(maa_spi_context dev);
#ifdef __cplusplus
}