_SDHCI_HOST Struct Reference

#include <mmc.h>

Data Fields
DEVICE	device
	The Device entry for this SDHCI.
uint32_t	sdhciid
	Unique Id of this SDHCI in the SDHCI table.
uint32_t	sdhcistate
	SDHCI state (eg SDHCI_STATE_ENABLED).
sdhci_host_start_proc	hoststart
	A Host specific HostStart method implementing a standard SDHCI host interface.
sdhci_host_stop_proc	hoststop
	A Host specific HostStop method implementing a standard SDHCI host interface.
sdhci_host_lock_proc	hostlock
	A Host specific HostLock method implementing a standard SDHCI host interface.
sdhci_host_unlock_proc	hostunlock
	A Host specific HostUnlock method implementing a standard SDHCI host interface.
sdhci_host_signal_proc	hostsignal
	A Host specific HostSignal method implementing a standard SDHCI host interface.
sdhci_host_read_byte_proc	hostreadbyte
	A Host specific HostReadByte method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_read_word_proc	hostreadword
	A Host specific HostReadWord method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_read_long_proc	hostreadlong
	A Host specific HostReadLong method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_write_byte_proc	hostwritebyte
	A Host specific HostWriteByte method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_write_word_proc	hostwriteword
	A Host specific HostWriteWord method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_write_long_proc	hostwritelong
	A Host specific HostWriteLong method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_reset_proc	hostreset
	A Host specific HostReset method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_hardware_reset_proc	hosthardwarereset
	A Host specific HostHardwareReset method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_set_power_proc	hostsetpower
	A Host specific HostSetPower method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_set_clock_proc	hostsetclock
	A Host specific HostSetClock method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_set_timing_proc	hostsettiming
	A Host specific HostSetTiming method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_set_buswidth_proc	hostsetbuswidth
	A Host specific HostSetBusWidth method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_set_clock_divider_proc	hostsetclockdivider
sdhci_host_set_control_register_proc	hostsetcontrolregister
sdhci_host_prepare_dma_proc	hostpreparedma
	A Host specific HostPrepareDMA method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_start_dma_proc	hoststartdma
	A Host specific HostStartDMA method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_stop_dma_proc	hoststopdma
	A Host specific HostStopDMA method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_setup_card_irq_proc	hostsetupcardirq
	A Host specific HostSetupCardIRQ method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
sdhci_host_complete_card_irq_proc	hostcompletecardirq
	A Host specific HostCompleteCardIRQ method implementing a standard SDHCI host interface (Or nil if the default method is suitable).
mmc_device_initialize_proc	deviceinitialize
	A Device specific DeviceInitialize method implementing a standard MMC device interface (Or nil if the default method is suitable).
mmc_device_deinitialize_proc	devicedeinitialize
	A Device specific DeviceDeinitialize method implementing a standard MMC device interface (Or nil if the default method is suitable).
mmc_device_get_card_detect_proc	devicegetcarddetect
	A Device specific DeviceGetCardDetect method implementing a standard MMC device interface (Or nil if the default method is suitable).
mmc_device_get_write_protect_proc	devicegetwriteprotect
	A Device specific DeviceGetWriteProtect method implementing a standard MMC device interface (Or nil if the default method is suitable).
mmc_device_send_command_proc	devicesendcommand
	A Device specific DeviceSendCommand method implementing a standard MMC device interface (Or nil if the default method is suitable).
mmc_device_set_ios_proc	devicesetios
	A Device specific DeviceSetIOS method implementing a standard MMC device interface (Or nil if the default method is suitable).
SPIN_HANDLE	spin
	Host lock (Spin) for use by interrupt handlers.
MUTEX_HANDLE	lock
	Host lock (Mutex) for use by other functions.
void *	address
	Host register base address.
uint32_t	version
	Host version information.
uint32_t	quirks
	Host quirks/bugs flags.
uint32_t	quirks2
	Host additional quirks/bugs flags.
uint32_t	clock
	Host current clock.
uint32_t	power
	Host current power.
uint32_t	timing
	Host current timing.
uint32_t	buswidth
	Host current bus width.
uint32_t	interrupts
	Host interrupts to be handled.
uint32_t	voltages
	Host configured voltage flags.
uint32_t	capabilities
	Host configured capabilities flags.
uint32_t	capabilities2
	Host configured additional capabilities flags.
uint32_t	timeoutfrequency
	Host configured timeout clock frequency (KHz).
uint32_t	minimumfrequency
	Host configured minimum frequency (Hz).
uint32_t	maximumfrequency
	Host configured maximum frequency (Hz).
uint32_t	maximumblocksize
	Host configured maximum block size.
uint32_t	maximumblockcount
	Host configured maximum block count.
uint32_t	maximumrequestsize
	Host configured maximum request size.
uint32_t	maximumbusytimeout
	Host configured maximum busy timeout (Milliseconds).
uint32_t	minimumdmasize
	Minimum size for DMA read or write (Use PIO if less).
uint32_t	maximumpioblocks
	Maximum blocks for PIO read or write (Use DMA if greater).
LONGBOOL	presetenabled
	Version 3.00 Preset Values Enabled (If applicable).
LONGBOOL	cardirqenabled
	SDIO card interrupt is enabled.
WORKER_HANDLE	cardirqworker
	SDIO card interrupt current worker.
MMC_DEVICE *	cardirqdevice
	SDIO card interrupt device.
uint32_t	cardirqcount
	SDIO card interrupt function registered count.
MMC_COMMAND *	command
	Currently processing command.
SEMAPHORE_HANDLE	wait
	Command completed semaphore.
LONGBOOL	usedma
	Use DMA for the current data transfer.
DMA_DATA	dmadata
	External DMA data descriptor for current request (If applicable).
SEMAPHORE_HANDLE	dmawait
	External DMA completed semaphore.
uint32_t	dmaslave
	External DMA slave (DREQ) Id for this device (If applicable).
void *	dmabuffer
	DMA bounce buffer for the current request (If applicable).
uint32_t	dmadirection
	DMA data direction for current request (If applicable).
uint32_t	sdmaboundary
	SDMA buffer boundary argument.
SDHCI_ADMA2_DESCRIPTOR64_V4 *	admatable
	ADMA descriptors for current request (If applicable).
void *	admabuffer
	ADMA alignment buffers for the current request (If applicable).
uint32_t	admatablesize
	ADMA descriptor table size in bytes (If applicable).
uint32_t	admatablecount
	ADMA descriptor table entry count (If applicable).
uint32_t	admabuffersize
	ADMA alignment buffers size in bytes (If applicable).
uint32_t	admadescriptorsize
	ADMA descriptor size in bytes (If applicable).
uint32_t	presetvoltages
	Host predefined voltage flags.
uint32_t	presetcapabilities
	Host predefined capabilities flags.
uint32_t	presetcapabilities2
	Host predefined additional capabilities flags.
uint32_t	clockminimum
	Host predefined minimum clock frequency.
uint32_t	clockmaximum
	Host predefined maximum clock frequency.
uint32_t	driverstageregister
	Host predefined driver stage register (DSR).
LONGBOOL	enablev4mode
	Enable SDHCI version 4 protocol support.
uint32_t	requestcount
	Number of requests that have been submitted to this host.
uint32_t	requesterrors
	Number of requests that have failed on this host.
uint32_t	datarequestcount
	Number of data requests that have been submitted to this host.
uint32_t	commandrequestcount
	Number of command requests that have been submitted to this host.
uint32_t	piodatatransfercount
	Number of data requests that have been submitted for PIO transfer on this host.
uint32_t	dmadatatransfercount
	Number of data requests that have been submitted for DMA transfer on this host.
uint32_t	interruptcount
	Number of interrupt requests received by the host.
uint32_t	datainterruptcount
	Number of data interrupt requests received by the host.
uint32_t	commandinterruptcount
	Number of command interrupt requests received by the host.
SDHCI_HOST *	prev
	Previous entry in SDHCI table.
SDHCI_HOST *	next
	Next entry in SDHCI table.

Field Documentation

device

DEVICE device

The Device entry for this SDHCI.

sdhciid

uint32_t sdhciid

Unique Id of this SDHCI in the SDHCI table.

sdhcistate

uint32_t sdhcistate

SDHCI state (eg SDHCI_STATE_ENABLED).

hoststart

sdhci_host_start_proc hoststart

A Host specific HostStart method implementing a standard SDHCI host interface.

hoststop

sdhci_host_stop_proc hoststop

A Host specific HostStop method implementing a standard SDHCI host interface.

hostlock

sdhci_host_lock_proc hostlock

A Host specific HostLock method implementing a standard SDHCI host interface.

hostunlock

sdhci_host_unlock_proc hostunlock

A Host specific HostUnlock method implementing a standard SDHCI host interface.

hostsignal

sdhci_host_signal_proc hostsignal

A Host specific HostSignal method implementing a standard SDHCI host interface.

hostreadbyte

sdhci_host_read_byte_proc hostreadbyte

A Host specific HostReadByte method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hostreadword

sdhci_host_read_word_proc hostreadword

A Host specific HostReadWord method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hostreadlong

sdhci_host_read_long_proc hostreadlong

A Host specific HostReadLong method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hostwritebyte

sdhci_host_write_byte_proc hostwritebyte

A Host specific HostWriteByte method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hostwriteword

sdhci_host_write_word_proc hostwriteword

A Host specific HostWriteWord method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hostwritelong

sdhci_host_write_long_proc hostwritelong

A Host specific HostWriteLong method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hostreset

sdhci_host_reset_proc hostreset

A Host specific HostReset method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hosthardwarereset

sdhci_host_hardware_reset_proc hosthardwarereset

A Host specific HostHardwareReset method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hostsetpower

sdhci_host_set_power_proc hostsetpower

A Host specific HostSetPower method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hostsetclock

sdhci_host_set_clock_proc hostsetclock

A Host specific HostSetClock method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hostsettiming

sdhci_host_set_timing_proc hostsettiming

A Host specific HostSetTiming method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hostsetbuswidth

sdhci_host_set_buswidth_proc hostsetbuswidth

A Host specific HostSetBusWidth method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hostsetclockdivider

sdhci_host_set_clock_divider_proc hostsetclockdivider

hostsetcontrolregister

sdhci_host_set_control_register_proc hostsetcontrolregister

hostpreparedma

sdhci_host_prepare_dma_proc hostpreparedma

A Host specific HostPrepareDMA method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hoststartdma

sdhci_host_start_dma_proc hoststartdma

A Host specific HostStartDMA method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hoststopdma

sdhci_host_stop_dma_proc hoststopdma

A Host specific HostStopDMA method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hostsetupcardirq

sdhci_host_setup_card_irq_proc hostsetupcardirq

A Host specific HostSetupCardIRQ method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

hostcompletecardirq

sdhci_host_complete_card_irq_proc hostcompletecardirq

A Host specific HostCompleteCardIRQ method implementing a standard SDHCI host interface (Or nil if the default method is suitable).

deviceinitialize

mmc_device_initialize_proc deviceinitialize

A Device specific DeviceInitialize method implementing a standard MMC device interface (Or nil if the default method is suitable).

devicedeinitialize

mmc_device_deinitialize_proc devicedeinitialize

A Device specific DeviceDeinitialize method implementing a standard MMC device interface (Or nil if the default method is suitable).

devicegetcarddetect

mmc_device_get_card_detect_proc devicegetcarddetect

A Device specific DeviceGetCardDetect method implementing a standard MMC device interface (Or nil if the default method is suitable).

devicegetwriteprotect

mmc_device_get_write_protect_proc devicegetwriteprotect

A Device specific DeviceGetWriteProtect method implementing a standard MMC device interface (Or nil if the default method is suitable).

devicesendcommand

mmc_device_send_command_proc devicesendcommand

A Device specific DeviceSendCommand method implementing a standard MMC device interface (Or nil if the default method is suitable).

devicesetios

mmc_device_set_ios_proc devicesetios

A Device specific DeviceSetIOS method implementing a standard MMC device interface (Or nil if the default method is suitable).

spin

SPIN_HANDLE spin

Host lock (Spin) for use by interrupt handlers.

lock

MUTEX_HANDLE lock

Host lock (Mutex) for use by other functions.

address

void* address

Host register base address.

version

uint32_t version

Host version information.

quirks

uint32_t quirks

Host quirks/bugs flags.

quirks2

uint32_t quirks2

Host additional quirks/bugs flags.

clock

uint32_t clock

Host current clock.

power

uint32_t power

Host current power.

timing

uint32_t timing

Host current timing.

buswidth

uint32_t buswidth

Host current bus width.

interrupts

uint32_t interrupts

Host interrupts to be handled.

voltages

uint32_t voltages

Host configured voltage flags.

capabilities

uint32_t capabilities

Host configured capabilities flags.

capabilities2

uint32_t capabilities2

Host configured additional capabilities flags.

timeoutfrequency

uint32_t timeoutfrequency

Host configured timeout clock frequency (KHz).

minimumfrequency

uint32_t minimumfrequency

Host configured minimum frequency (Hz).

maximumfrequency

uint32_t maximumfrequency

Host configured maximum frequency (Hz).

maximumblocksize

uint32_t maximumblocksize

Host configured maximum block size.

maximumblockcount

uint32_t maximumblockcount

Host configured maximum block count.

maximumrequestsize

uint32_t maximumrequestsize

Host configured maximum request size.

maximumbusytimeout

uint32_t maximumbusytimeout

Host configured maximum busy timeout (Milliseconds).

minimumdmasize

uint32_t minimumdmasize

Minimum size for DMA read or write (Use PIO if less).

maximumpioblocks

uint32_t maximumpioblocks

Maximum blocks for PIO read or write (Use DMA if greater).

presetenabled

LONGBOOL presetenabled

Version 3.00 Preset Values Enabled (If applicable).

cardirqenabled

LONGBOOL cardirqenabled

SDIO card interrupt is enabled.

cardirqworker

WORKER_HANDLE cardirqworker

SDIO card interrupt current worker.

cardirqdevice

MMC_DEVICE* cardirqdevice

SDIO card interrupt device.

cardirqcount

uint32_t cardirqcount

SDIO card interrupt function registered count.

command

MMC_COMMAND* command

Currently processing command.

wait

SEMAPHORE_HANDLE wait

Command completed semaphore.

usedma

LONGBOOL usedma

Use DMA for the current data transfer.

dmadata

DMA_DATA dmadata

External DMA data descriptor for current request (If applicable).

dmawait

SEMAPHORE_HANDLE dmawait

External DMA completed semaphore.

dmaslave

uint32_t dmaslave

External DMA slave (DREQ) Id for this device (If applicable).

dmabuffer

void* dmabuffer

DMA bounce buffer for the current request (If applicable).

dmadirection

uint32_t dmadirection

DMA data direction for current request (If applicable).

sdmaboundary

uint32_t sdmaboundary

SDMA buffer boundary argument.

admatable

SDHCI_ADMA2_DESCRIPTOR64_V4* admatable

ADMA descriptors for current request (If applicable).

admabuffer

void* admabuffer

ADMA alignment buffers for the current request (If applicable).

admatablesize

uint32_t admatablesize

ADMA descriptor table size in bytes (If applicable).

admatablecount

uint32_t admatablecount

ADMA descriptor table entry count (If applicable).

admabuffersize

uint32_t admabuffersize

ADMA alignment buffers size in bytes (If applicable).

admadescriptorsize

uint32_t admadescriptorsize

ADMA descriptor size in bytes (If applicable).

presetvoltages

uint32_t presetvoltages

Host predefined voltage flags.

presetcapabilities

uint32_t presetcapabilities

Host predefined capabilities flags.

presetcapabilities2

uint32_t presetcapabilities2

Host predefined additional capabilities flags.

clockminimum

uint32_t clockminimum

Host predefined minimum clock frequency.

clockmaximum

uint32_t clockmaximum

Host predefined maximum clock frequency.

driverstageregister

uint32_t driverstageregister

Host predefined driver stage register (DSR).

enablev4mode

LONGBOOL enablev4mode

Enable SDHCI version 4 protocol support.

requestcount

uint32_t requestcount

Number of requests that have been submitted to this host.

requesterrors

uint32_t requesterrors

Number of requests that have failed on this host.

datarequestcount

uint32_t datarequestcount

Number of data requests that have been submitted to this host.

commandrequestcount

uint32_t commandrequestcount

Number of command requests that have been submitted to this host.

piodatatransfercount

uint32_t piodatatransfercount

Number of data requests that have been submitted for PIO transfer on this host.

dmadatatransfercount

uint32_t dmadatatransfercount

Number of data requests that have been submitted for DMA transfer on this host.

interruptcount

uint32_t interruptcount

Number of interrupt requests received by the host.

datainterruptcount

uint32_t datainterruptcount

Number of data interrupt requests received by the host.

commandinterruptcount

uint32_t commandinterruptcount

Number of command interrupt requests received by the host.

prev

SDHCI_HOST* prev

Previous entry in SDHCI table.

next

SDHCI_HOST* next

Next entry in SDHCI table.

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The documentation for this struct was generated from the following file:

• ultibo/mmc.h