Module kernel::services::sdmmc

SD/MMC Driver Service

Driver for SD memory cards, SDIO cards and (e)MMC. This kernel driver will implement the actual protocol (which commands to send and how to interpret the response), while the platform driver will implement the device specific part (how to send and receive the data).

Structs

• CardIdentification
  Card identification register in R2 response format
• CardStatus
  Card status in R1 response format
• Command
  Parameters for building a command to be sent to the card.
• Error
  Errors returned by the SdmmcService
• MmcClient
  A client for MMC cards using the SdmmcService.
• RelativeCardAddress
  Published RCA in R6 response format
• SdCardClient
  A client for SD memory cards using the SdmmcService.
• SdioClient
  A client for SDIO cards using the SdmmcService.
• SdmmcService
  Service definition for SD/MMC protocol drivers.

Enums

• BusWidth
  The number of lines that are used for data transfer
• CardType
  The different types of cards
• CommandKind
  The different types of commands that can be sent to the card
• ErrorKind
  The different types of errors that can occur
• HardwareOptions
  Hardware configuration that should be applied as part of the command
• Response
  Response returned by the card, can be short or long, depending on command
• ResponseType
  The different types of responses that can be sent by the card