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LPCOpen Platform for NXP LPC Microcontrollers
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sdmmc_18xx_43xx.c File Reference
#include "sdmmc_18xx_43xx.h"
#include "string.h"

Go to the source code of this file.

Macros

#define SD_INT_ERROR
 

Functions

static int32_t sdmmc_execute_command (uint32_t cmd, uint32_t arg, uint32_t wait_status)
 
static int32_t prv_card_acquired (void)
 
static uint32_t prv_get_bits (int32_t start, int32_t end, uint32_t *data)
 
static void prv_process_csd (void)
 
static int32_t prv_set_trans_state (void)
 
static int32_t prv_set_card_params (void)
 
uint32_t Chip_SDMMC_GetIntStatus (void)
 Returns the current SD status, clears pending ints, and disables all ints.
 
int32_t Chip_SDMMC_GetState (void)
 Get card's current state (idle, transfer, program, etc.)
 
uint32_t Chip_SDMMC_Acquire (mci_card_struct *pcardinfo)
 Function to enumerate the SD/MMC/SDHC/MMC+ cards.
 
int32_t Chip_SDMMC_GetDeviceSize (void)
 Get the device size of SD/MMC card (after enumeration)
 
int32_t Chip_SDMMC_ReadBlocks (void *buffer, int32_t start_block, int32_t num_blocks)
 Performs the read of data from the SD/MMC card.
 
int32_t Chip_SDMMC_WriteBlocks (void *buffer, int32_t start_block, int32_t num_blocks)
 Performs write of data to the SD/MMC card.
 

Variables

static mci_card_structg_card_info
 

Macro Definition Documentation

#define SD_INT_ERROR
Value:

Definition at line 43 of file sdmmc_18xx_43xx.c.

Function Documentation

static int32_t prv_card_acquired ( void  )
static

Definition at line 149 of file sdmmc_18xx_43xx.c.

static uint32_t prv_get_bits ( int32_t  start,
int32_t  end,
uint32_t data 
)
static

Definition at line 156 of file sdmmc_18xx_43xx.c.

static void prv_process_csd ( void  )
static

Definition at line 173 of file sdmmc_18xx_43xx.c.

static int32_t prv_set_card_params ( void  )
static

Definition at line 272 of file sdmmc_18xx_43xx.c.

static int32_t prv_set_trans_state ( void  )
static

Definition at line 236 of file sdmmc_18xx_43xx.c.

static int32_t sdmmc_execute_command ( uint32_t  cmd,
uint32_t  arg,
uint32_t  wait_status 
)
static

Definition at line 56 of file sdmmc_18xx_43xx.c.

Variable Documentation

mci_card_struct* g_card_info
static

Definition at line 40 of file sdmmc_18xx_43xx.c.