BSdio1 Class Reference

#include <BSdio1.h>

Public Types
enum	CardType { CardTypeNone, CardTypeSD, CardTypeSDHC, CardTypeEMMC }
enum	ResponseType { ResponseNone = 0x00, ResponseShort = 0x40, ResponseLong = 0xC0 }

Public Member Functions
	BSdio1 ()
BError	init (BUInt8 dev, BUInt speedKHz=400)
CardType	getCardType ()
BUInt32	numBlocks ()
BError	getStatus (BUInt32 &status)
BError	readBlocks (BUInt32 blockNumber, void *data, BUInt num)
	Read data from card. More...
BError	writeBlocks (BUInt32 blockNumber, void *data, BUInt num)
	Write data to card. More...
BError	trim (BUInt32 blockNumber, BUInt32 num)
	Mark blocks as free. More...
BError	erase (BUInt32 blockNumber, BUInt32 num, Bool now)
	Erase blocks. More...
void	backgroundEnable (Bool on)
void	sync ()
BError	sendCmd (BUInt cmd, BUInt32 arg, ResponseType rType, Bool cpsm, Bool wait, BUInt32 *response)
void	interrupt ()

Protected Member Functions
BError	cardInit ()
BError	cardFullSpeed ()

Protected Attributes
BMutex	olock
	Lock for multi-threadded access. More...
SDIO_TypeDef *	osdmmc
	The SDMMC device. More...
BUInt	ospeed
	Clockrate of interface. More...
CardType	ocardType
	The card type. More...
BUInt32	onumBlocks
	The number of 512 byte blocks. More...
BUInt	orca
	Cards relative address. More...
BDma	odma
	The DMAB. More...
BUInt32	ostatus
	Interrupt status. More...
BSemaphore	oint
	Interrupt. More...
BSemaphore	oend
	End of transaction semaphore. More...

Member Enumeration Documentation

CardType

enum BSdio1::CardType

Enumerator
CardTypeNone
CardTypeSD
CardTypeSDHC
CardTypeEMMC

ResponseType

enum BSdio1::ResponseType

Enumerator
ResponseNone
ResponseShort
ResponseLong

Constructor & Destructor Documentation

BSdio1()

BSdio1::BSdio1

(

)

Member Function Documentation

backgroundEnable()

void BSdio1::backgroundEnable

(

Bool

on

)

cardFullSpeed()

BError BSdio1::cardFullSpeed ( )

protected

cardInit()

BError BSdio1::cardInit ( )

protected

erase()

BError BSdio1::erase	(	BUInt32	blockNumber,
		BUInt32	num,
		Bool	now
	)

Erase blocks.

getCardType()

BSdio1::CardType BSdio1::getCardType

(

)

getStatus()

BError BSdio1::getStatus

(

BUInt32 &

status

)

init()

BError BSdio1::init	(	BUInt8	dev,
		BUInt	speedKHz = 400
	)

interrupt()

void BSdio1::interrupt

(

)

numBlocks()

BUInt32 BSdio1::numBlocks

(

)

readBlocks()

BError BSdio1::readBlocks	(	BUInt32	blockNumber,
		void *	data,
		BUInt	num
	)

Read data from card.

sendCmd()

BError BSdio1::sendCmd	(	BUInt	cmd,
		BUInt32	arg,
		ResponseType	rType,
		Bool	cpsm,
		Bool	wait,
		BUInt32 *	response
	)

sync()

void BSdio1::sync

(

)

trim()

BError BSdio1::trim	(	BUInt32	blockNumber,
		BUInt32	num
	)

Mark blocks as free.

writeBlocks()

BError BSdio1::writeBlocks	(	BUInt32	blockNumber,
		void *	data,
		BUInt	num
	)

Write data to card.

Member Data Documentation

ocardType

CardType BSdio1::ocardType

protected

The card type.

odma

BDma BSdio1::odma

protected

The DMAB.

oend

BSemaphore BSdio1::oend

protected

End of transaction semaphore.

oint

BSemaphore BSdio1::oint

protected

Interrupt.

olock

BMutex BSdio1::olock

protected

Lock for multi-threadded access.

onumBlocks

BUInt32 BSdio1::onumBlocks

protected

The number of 512 byte blocks.

orca

BUInt BSdio1::orca

protected

Cards relative address.

osdmmc

SDIO_TypeDef* BSdio1::osdmmc

protected

The SDMMC device.

ospeed

BUInt BSdio1::ospeed

protected

Clockrate of interface.

ostatus

BUInt32 BSdio1::ostatus

protected

Interrupt status.

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The documentation for this class was generated from the following files:

• BSdio1.h
• BSdio1.cpp