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SDC. Added function sdcGetAndClearErrors. 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/sdc_dev2@4099 35acf78f-673a-0410-8e92-d51de3d6d3f4
This commit is contained in:
barthess 2012-04-16 18:19:34 +00:00
parent 04da614957
commit 973d8da5ea
4 changed files with 36 additions and 2 deletions
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1
os/hal/include/sdc.h
View File

@ -337,6 +337,7 @@ extern "C" {
uint8_t *buffer, uint32_t n);
bool_t sdcWrite(SDCDriver *sdcp, uint32_t startblk,
const uint8_t *buffer, uint32_t n);
sdcflags_t sdcGetAndClearErrors(SDCDriver *sdcp);
bool_t _sdc_wait_for_transfer_state(SDCDriver *sdcp);
#ifdef __cplusplus
}

13
os/hal/platforms/STM32/sdc_lld.c
View File

@ -755,6 +755,19 @@ bool_t sdc_lld_write(SDCDriver *sdcp, uint32_t startblk,
return sdc_lld_write_aligned(sdcp, startblk, buf, n);
}
/**
* @brief Get errors from SDC driver and clear error field.
*
* @param[in] sdcp pointer to the @p SDCDriver object
*
* @notapi
*/
sdcflags_t sdc_lld_get_and_clear_errors(SDCDriver *sdcp) {
sdcflags_t flags = sdcp->errors;
sdcp->errors = SDC_NO_ERROR;
return flags;
}
#endif /* HAL_USE_SDC */
/** @} */

9
os/hal/platforms/STM32/sdc_lld.h
View File

@ -119,7 +119,6 @@
#endif
/*===========================================================================*/
/* Driver data structures and types. */
/*===========================================================================*/
@ -138,6 +137,11 @@ typedef enum {
*/
typedef uint32_t sdcmode_t;
/**
* @brief SDC Driver condition flags type.
*/
typedef uint32_t sdcflags_t;
/**
* @brief Type of a structure representing an SDC driver.
*/
@ -170,7 +174,7 @@ struct SDCDriver {
/**
* @brief Errors flags.
*/
uint32_t errors;
sdcflags_t errors;
/**
* @brief Card CID.
*/
@ -242,6 +246,7 @@ extern "C" {
uint8_t *buf, uint32_t n);
bool_t sdc_lld_write(SDCDriver *sdcp, uint32_t startblk,
const uint8_t *buf, uint32_t n);
sdcflags_t sdc_lld_get_and_clear_errors(SDCDriver *sdcp);
bool_t sdc_lld_is_card_inserted(SDCDriver *sdcp);
bool_t sdc_lld_is_write_protected(SDCDriver *sdcp);
#ifdef __cplusplus

15
os/hal/src/sdc.c
View File

@ -465,6 +465,21 @@ bool_t sdcWrite(SDCDriver *sdcp, uint32_t startblk,
return status;
}
/**
* @brief Returns the errors mask associated to the previous operation.
*
* @param[in] sdcp pointer to the @p SDCDriver object
* @return The errors mask.
*
* @api
*/
sdcflags_t sdcGetAndClearErrors(SDCDriver *sdcp) {
chDbgCheck(sdcp != NULL, "sdcGetAndClearErrors");
return sdc_lld_get_and_clear_errors(sdcp);
}
#endif /* HAL_USE_SDC */
/** @} */